diff options
Diffstat (limited to 'drivers')
129 files changed, 5137 insertions, 2488 deletions
diff --git a/drivers/acorn/char/pcf8583.c b/drivers/acorn/char/pcf8583.c index 141b4c237a50..2b850e5860a0 100644 --- a/drivers/acorn/char/pcf8583.c +++ b/drivers/acorn/char/pcf8583.c @@ -23,12 +23,13 @@ static struct i2c_driver pcf8583_driver; static unsigned short ignore[] = { I2C_CLIENT_END }; static unsigned short normal_addr[] = { 0x50, I2C_CLIENT_END }; +static unsigned short *forces[] = { NULL }; static struct i2c_client_address_data addr_data = { .normal_i2c = normal_addr, .probe = ignore, .ignore = ignore, - .force = ignore, + .forces = forces, }; #define DAT(x) ((unsigned int)(x->dev.driver_data)) diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c index c56f995aadad..486b6e1c7dfb 100644 --- a/drivers/block/cciss.c +++ b/drivers/block/cciss.c @@ -483,9 +483,6 @@ static int cciss_open(struct inode *inode, struct file *filep) printk(KERN_DEBUG "cciss_open %s\n", inode->i_bdev->bd_disk->disk_name); #endif /* CCISS_DEBUG */ - if (host->busy_initializing) - return -EBUSY; - if (host->busy_initializing || drv->busy_configuring) return -EBUSY; /* @@ -2991,6 +2988,7 @@ static int __devinit cciss_init_one(struct pci_dev *pdev, hba[i]->access.set_intr_mask(hba[i], CCISS_INTR_ON); cciss_procinit(i); + hba[i]->busy_initializing = 0; for(j=0; j < NWD; j++) { /* mfm */ drive_info_struct *drv = &(hba[i]->drv[j]); @@ -3033,7 +3031,6 @@ static int __devinit cciss_init_one(struct pci_dev *pdev, add_disk(disk); } - hba[i]->busy_initializing = 0; return(1); clean4: diff --git a/drivers/block/ll_rw_blk.c b/drivers/block/ll_rw_blk.c index 483d71b10cf9..baedac522945 100644 --- a/drivers/block/ll_rw_blk.c +++ b/drivers/block/ll_rw_blk.c @@ -2373,44 +2373,6 @@ int blkdev_issue_flush(struct block_device *bdev, sector_t *error_sector) EXPORT_SYMBOL(blkdev_issue_flush); -/** - * blkdev_scsi_issue_flush_fn - issue flush for SCSI devices - * @q: device queue - * @disk: gendisk - * @error_sector: error offset - * - * Description: - * Devices understanding the SCSI command set, can use this function as - * a helper for issuing a cache flush. Note: driver is required to store - * the error offset (in case of error flushing) in ->sector of struct - * request. - */ -int blkdev_scsi_issue_flush_fn(request_queue_t *q, struct gendisk *disk, - sector_t *error_sector) -{ - struct request *rq = blk_get_request(q, WRITE, __GFP_WAIT); - int ret; - - rq->flags |= REQ_BLOCK_PC | REQ_SOFTBARRIER; - rq->sector = 0; - memset(rq->cmd, 0, sizeof(rq->cmd)); - rq->cmd[0] = 0x35; - rq->cmd_len = 12; - rq->data = NULL; - rq->data_len = 0; - rq->timeout = 60 * HZ; - - ret = blk_execute_rq(q, disk, rq, 0); - - if (ret && error_sector) - *error_sector = rq->sector; - - blk_put_request(rq); - return ret; -} - -EXPORT_SYMBOL(blkdev_scsi_issue_flush_fn); - static void drive_stat_acct(struct request *rq, int nr_sectors, int new_io) { int rw = rq_data_dir(rq); diff --git a/drivers/block/paride/pf.c b/drivers/block/paride/pf.c index 711d2f314ac3..94af920465b5 100644 --- a/drivers/block/paride/pf.c +++ b/drivers/block/paride/pf.c @@ -750,6 +750,14 @@ static int pf_ready(void) static struct request_queue *pf_queue; +static void pf_end_request(int uptodate) +{ + if (pf_req) { + end_request(pf_req, uptodate); + pf_req = NULL; + } +} + static void do_pf_request(request_queue_t * q) { if (pf_busy) @@ -765,7 +773,7 @@ repeat: pf_count = pf_req->current_nr_sectors; if (pf_block + pf_count > get_capacity(pf_req->rq_disk)) { - end_request(pf_req, 0); + pf_end_request(0); goto repeat; } @@ -780,7 +788,7 @@ repeat: pi_do_claimed(pf_current->pi, do_pf_write); else { pf_busy = 0; - end_request(pf_req, 0); + pf_end_request(0); goto repeat; } } @@ -798,9 +806,11 @@ static int pf_next_buf(void) if (!pf_count) return 1; spin_lock_irqsave(&pf_spin_lock, saved_flags); - end_request(pf_req, 1); - pf_count = pf_req->current_nr_sectors; - pf_buf = pf_req->buffer; + pf_end_request(1); + if (pf_req) { + pf_count = pf_req->current_nr_sectors; + pf_buf = pf_req->buffer; + } spin_unlock_irqrestore(&pf_spin_lock, saved_flags); return 1; } @@ -810,7 +820,7 @@ static inline void next_request(int success) unsigned long saved_flags; spin_lock_irqsave(&pf_spin_lock, saved_flags); - end_request(pf_req, success); + pf_end_request(success); pf_busy = 0; do_pf_request(pf_queue); spin_unlock_irqrestore(&pf_spin_lock, saved_flags); diff --git a/drivers/block/scsi_ioctl.c b/drivers/block/scsi_ioctl.c index 856c2278e9d0..079ec344eb47 100644 --- a/drivers/block/scsi_ioctl.c +++ b/drivers/block/scsi_ioctl.c @@ -168,6 +168,7 @@ static int verify_command(struct file *file, unsigned char *cmd) safe_for_write(WRITE_VERIFY_12), safe_for_write(WRITE_16), safe_for_write(WRITE_LONG), + safe_for_write(WRITE_LONG_2), safe_for_write(ERASE), safe_for_write(GPCMD_MODE_SELECT_10), safe_for_write(MODE_SELECT), diff --git a/drivers/char/agp/hp-agp.c b/drivers/char/agp/hp-agp.c index 99762b6c19ae..de5d6d212674 100644 --- a/drivers/char/agp/hp-agp.c +++ b/drivers/char/agp/hp-agp.c @@ -252,7 +252,7 @@ hp_zx1_configure (void) readl(hp->ioc_regs+HP_ZX1_PDIR_BASE); writel(hp->io_tlb_ps, hp->ioc_regs+HP_ZX1_TCNFG); readl(hp->ioc_regs+HP_ZX1_TCNFG); - writel(~(HP_ZX1_IOVA_SIZE-1), hp->ioc_regs+HP_ZX1_IMASK); + writel((unsigned int)(~(HP_ZX1_IOVA_SIZE-1)), hp->ioc_regs+HP_ZX1_IMASK); readl(hp->ioc_regs+HP_ZX1_IMASK); writel(hp->iova_base|1, hp->ioc_regs+HP_ZX1_IBASE); readl(hp->ioc_regs+HP_ZX1_IBASE); diff --git a/drivers/char/epca.c b/drivers/char/epca.c index 58d3738a2b7f..407708a001e4 100644 --- a/drivers/char/epca.c +++ b/drivers/char/epca.c @@ -534,7 +534,7 @@ static void shutdown(struct channel *ch) unsigned long flags; struct tty_struct *tty; - struct board_chan *bc; + struct board_chan __iomem *bc; if (!(ch->asyncflags & ASYNC_INITIALIZED)) return; @@ -618,7 +618,7 @@ static int pc_write(struct tty_struct * tty, struct channel *ch; unsigned long flags; int remain; - struct board_chan *bc; + struct board_chan __iomem *bc; /* ---------------------------------------------------------------- pc_write is primarily called directly by the kernel routine @@ -685,7 +685,7 @@ static int pc_write(struct tty_struct * tty, ------------------------------------------------------------------- */ dataLen = min(bytesAvailable, dataLen); - memcpy(ch->txptr + head, buf, dataLen); + memcpy_toio(ch->txptr + head, buf, dataLen); buf += dataLen; head += dataLen; amountCopied += dataLen; @@ -726,7 +726,7 @@ static int pc_write_room(struct tty_struct *tty) struct channel *ch; unsigned long flags; unsigned int head, tail; - struct board_chan *bc; + struct board_chan __iomem *bc; remain = 0; @@ -773,7 +773,7 @@ static int pc_chars_in_buffer(struct tty_struct *tty) int remain; unsigned long flags; struct channel *ch; - struct board_chan *bc; + struct board_chan __iomem *bc; /* --------------------------------------------------------- verifyChannel returns the channel from the tty struct @@ -830,7 +830,7 @@ static void pc_flush_buffer(struct tty_struct *tty) unsigned int tail; unsigned long flags; struct channel *ch; - struct board_chan *bc; + struct board_chan __iomem *bc; /* --------------------------------------------------------- verifyChannel returns the channel from the tty struct if it is valid. This serves as a sanity check. @@ -976,7 +976,7 @@ static int pc_open(struct tty_struct *tty, struct file * filp) struct channel *ch; unsigned long flags; int line, retval, boardnum; - struct board_chan *bc; + struct board_chan __iomem *bc; unsigned int head; line = tty->index; @@ -1041,7 +1041,7 @@ static int pc_open(struct tty_struct *tty, struct file * filp) ch->statusflags = 0; /* Save boards current modem status */ - ch->imodem = bc->mstat; + ch->imodem = readb(&bc->mstat); /* ---------------------------------------------------------------- Set receive head and tail ptrs to each other. This indicates @@ -1399,10 +1399,10 @@ static void post_fep_init(unsigned int crd) { /* Begin post_fep_init */ int i; - unsigned char *memaddr; - struct global_data *gd; + void __iomem *memaddr; + struct global_data __iomem *gd; struct board_info *bd; - struct board_chan *bc; + struct board_chan __iomem *bc; struct channel *ch; int shrinkmem = 0, lowwater ; @@ -1461,7 +1461,7 @@ static void post_fep_init(unsigned int crd) 8 and 64 of these structures. -------------------------------------------------------------------- */ - bc = (struct board_chan *)(memaddr + CHANSTRUCT); + bc = memaddr + CHANSTRUCT; /* ------------------------------------------------------------------- The below assignment will set gd to point at the BEGINING of @@ -1470,7 +1470,7 @@ static void post_fep_init(unsigned int crd) pointer begins at 0xd10. ---------------------------------------------------------------------- */ - gd = (struct global_data *)(memaddr + GLOBAL); + gd = memaddr + GLOBAL; /* -------------------------------------------------------------------- XEPORTS (address 0xc22) points at the number of channels the @@ -1493,6 +1493,7 @@ static void post_fep_init(unsigned int crd) for (i = 0; i < bd->numports; i++, ch++, bc++) { /* Begin for each port */ unsigned long flags; + u16 tseg, rseg; ch->brdchan = bc; ch->mailbox = gd; @@ -1553,50 +1554,53 @@ static void post_fep_init(unsigned int crd) shrinkmem = 0; } + tseg = readw(&bc->tseg); + rseg = readw(&bc->rseg); + switch (bd->type) { case PCIXEM: case PCIXRJ: case PCIXR: /* Cover all the 2MEG cards */ - ch->txptr = memaddr + (((bc->tseg) << 4) & 0x1fffff); - ch->rxptr = memaddr + (((bc->rseg) << 4) & 0x1fffff); - ch->txwin = FEPWIN | ((bc->tseg) >> 11); - ch->rxwin = FEPWIN | ((bc->rseg) >> 11); + ch->txptr = memaddr + ((tseg << 4) & 0x1fffff); + ch->rxptr = memaddr + ((rseg << 4) & 0x1fffff); + ch->txwin = FEPWIN | (tseg >> 11); + ch->rxwin = FEPWIN | (rseg >> 11); break; case PCXEM: case EISAXEM: /* Cover all the 32K windowed cards */ /* Mask equal to window size - 1 */ - ch->txptr = memaddr + (((bc->tseg) << 4) & 0x7fff); - ch->rxptr = memaddr + (((bc->rseg) << 4) & 0x7fff); - ch->txwin = FEPWIN | ((bc->tseg) >> 11); - ch->rxwin = FEPWIN | ((bc->rseg) >> 11); + ch->txptr = memaddr + ((tseg << 4) & 0x7fff); + ch->rxptr = memaddr + ((rseg << 4) & 0x7fff); + ch->txwin = FEPWIN | (tseg >> 11); + ch->rxwin = FEPWIN | (rseg >> 11); break; case PCXEVE: case PCXE: - ch->txptr = memaddr + (((bc->tseg - bd->memory_seg) << 4) & 0x1fff); - ch->txwin = FEPWIN | ((bc->tseg - bd->memory_seg) >> 9); - ch->rxptr = memaddr + (((bc->rseg - bd->memory_seg) << 4) & 0x1fff); - ch->rxwin = FEPWIN | ((bc->rseg - bd->memory_seg) >>9 ); + ch->txptr = memaddr + (((tseg - bd->memory_seg) << 4) & 0x1fff); + ch->txwin = FEPWIN | ((tseg - bd->memory_seg) >> 9); + ch->rxptr = memaddr + (((rseg - bd->memory_seg) << 4) & 0x1fff); + ch->rxwin = FEPWIN | ((rseg - bd->memory_seg) >>9 ); break; case PCXI: case PC64XE: - ch->txptr = memaddr + ((bc->tseg - bd->memory_seg) << 4); - ch->rxptr = memaddr + ((bc->rseg - bd->memory_seg) << 4); + ch->txptr = memaddr + ((tseg - bd->memory_seg) << 4); + ch->rxptr = memaddr + ((rseg - bd->memory_seg) << 4); ch->txwin = ch->rxwin = 0; break; } /* End switch bd->type */ ch->txbufhead = 0; - ch->txbufsize = bc->tmax + 1; + ch->txbufsize = readw(&bc->tmax) + 1; ch->rxbufhead = 0; - ch->rxbufsize = bc->rmax + 1; + ch->rxbufsize = readw(&bc->rmax) + 1; lowwater = ch->txbufsize >= 2000 ? 1024 : (ch->txbufsize / 2); @@ -1718,11 +1722,11 @@ static void epcapoll(unsigned long ignored) static void doevent(int crd) { /* Begin doevent */ - void *eventbuf; + void __iomem *eventbuf; struct channel *ch, *chan0; static struct tty_struct *tty; struct board_info *bd; - struct board_chan *bc; + struct board_chan __iomem *bc; unsigned int tail, head; int event, channel; int mstat, lstat; @@ -1817,7 +1821,7 @@ static void doevent(int crd) static void fepcmd(struct channel *ch, int cmd, int word_or_byte, int byte2, int ncmds, int bytecmd) { /* Begin fepcmd */ - unchar *memaddr; + unchar __iomem *memaddr; unsigned int head, cmdTail, cmdStart, cmdMax; long count; int n; @@ -2000,7 +2004,7 @@ static void epcaparam(struct tty_struct *tty, struct channel *ch) unsigned int cmdHead; struct termios *ts; - struct board_chan *bc; + struct board_chan __iomem *bc; unsigned mval, hflow, cflag, iflag; bc = ch->brdchan; @@ -2010,7 +2014,7 @@ static void epcaparam(struct tty_struct *tty, struct channel *ch) ts = tty->termios; if ((ts->c_cflag & CBAUD) == 0) { /* Begin CBAUD detected */ cmdHead = readw(&bc->rin); - bc->rout = cmdHead; + writew(cmdHead, &bc->rout); cmdHead = readw(&bc->tin); /* Changing baud in mid-stream transmission can be wonderful */ /* --------------------------------------------------------------- @@ -2116,7 +2120,7 @@ static void receive_data(struct channel *ch) unchar *rptr; struct termios *ts = NULL; struct tty_struct *tty; - struct board_chan *bc; + struct board_chan __iomem *bc; int dataToRead, wrapgap, bytesAvailable; unsigned int tail, head; unsigned int wrapmask; @@ -2154,7 +2158,7 @@ static void receive_data(struct channel *ch) --------------------------------------------------------------------- */ if (!tty || !ts || !(ts->c_cflag & CREAD)) { - bc->rout = head; + writew(head, &bc->rout); return; } @@ -2270,7 +2274,7 @@ static int info_ioctl(struct tty_struct *tty, struct file * file, static int pc_tiocmget(struct tty_struct *tty, struct file *file) { struct channel *ch = (struct channel *) tty->driver_data; - struct board_chan *bc; + struct board_chan __iomem *bc; unsigned int mstat, mflag = 0; unsigned long flags; @@ -2351,7 +2355,7 @@ static int pc_ioctl(struct tty_struct *tty, struct file * file, unsigned long flags; unsigned int mflag, mstat; unsigned char startc, stopc; - struct board_chan *bc; + struct board_chan __iomem *bc; struct channel *ch = (struct channel *) tty->driver_data; void __user *argp = (void __user *)arg; @@ -2633,7 +2637,7 @@ static void pc_start(struct tty_struct *tty) spin_lock_irqsave(&epca_lock, flags); /* Just in case output was resumed because of a change in Digi-flow */ if (ch->statusflags & TXSTOPPED) { /* Begin transmit resume requested */ - struct board_chan *bc; + struct board_chan __iomem *bc; globalwinon(ch); bc = ch->brdchan; if (ch->statusflags & LOWWAIT) @@ -2727,7 +2731,7 @@ void digi_send_break(struct channel *ch, int msec) static void setup_empty_event(struct tty_struct *tty, struct channel *ch) { /* Begin setup_empty_event */ - struct board_chan *bc = ch->brdchan; + struct board_chan __iomem *bc = ch->brdchan; globalwinon(ch); ch->statusflags |= EMPTYWAIT; diff --git a/drivers/char/epca.h b/drivers/char/epca.h index 20eeb5a70e1a..456d6c8f94a8 100644 --- a/drivers/char/epca.h +++ b/drivers/char/epca.h @@ -128,17 +128,17 @@ struct channel unsigned long c_cflag; unsigned long c_lflag; unsigned long c_oflag; - unsigned char *txptr; - unsigned char *rxptr; + unsigned char __iomem *txptr; + unsigned char __iomem *rxptr; unsigned char *tmp_buf; struct board_info *board; - struct board_chan *brdchan; + struct board_chan __iomem *brdchan; struct digi_struct digiext; struct tty_struct *tty; wait_queue_head_t open_wait; wait_queue_head_t close_wait; struct work_struct tqueue; - struct global_data *mailbox; + struct global_data __iomem *mailbox; }; struct board_info @@ -149,8 +149,8 @@ struct board_info unsigned short numports; unsigned long port; unsigned long membase; - unsigned char __iomem *re_map_port; - unsigned char *re_map_membase; + void __iomem *re_map_port; + void __iomem *re_map_membase; unsigned long memory_seg; void ( * memwinon ) (struct board_info *, unsigned int) ; void ( * memwinoff ) (struct board_info *, unsigned int) ; diff --git a/drivers/char/hvc_console.c b/drivers/char/hvc_console.c index cddb789902db..f92177634677 100644 --- a/drivers/char/hvc_console.c +++ b/drivers/char/hvc_console.c @@ -839,9 +839,6 @@ int __init hvc_init(void) hvc_driver->flags = TTY_DRIVER_REAL_RAW; tty_set_operations(hvc_driver, &hvc_ops); - if (tty_register_driver(hvc_driver)) - panic("Couldn't register hvc console driver\n"); - /* Always start the kthread because there can be hotplug vty adapters * added later. */ hvc_task = kthread_run(khvcd, NULL, "khvcd"); @@ -851,6 +848,9 @@ int __init hvc_init(void) return -EIO; } + if (tty_register_driver(hvc_driver)) + panic("Couldn't register hvc console driver\n"); + return 0; } module_init(hvc_init); diff --git a/drivers/char/vt.c b/drivers/char/vt.c index 1e33cb032e07..e91268e86833 100644 --- a/drivers/char/vt.c +++ b/drivers/char/vt.c @@ -810,13 +810,14 @@ int vc_resize(struct vc_data *vc, unsigned int cols, unsigned int lines) * from the top and bottom of cursor position */ old_origin += (vc->vc_y - new_rows/2) * old_row_size; - end = old_origin + new_screen_size; + end = old_origin + (old_row_size * new_rows); } } else /* * Cursor near the top, copy contents from the top of buffer */ - end = (old_rows > new_rows) ? old_origin + new_screen_size : + end = (old_rows > new_rows) ? old_origin + + (old_row_size * new_rows) : vc->vc_scr_end; update_attr(vc); diff --git a/drivers/char/watchdog/mpcore_wdt.c b/drivers/char/watchdog/mpcore_wdt.c index c694eee1fb24..75ca84ed4adf 100644 --- a/drivers/char/watchdog/mpcore_wdt.c +++ b/drivers/char/watchdog/mpcore_wdt.c @@ -30,6 +30,8 @@ #include <linux/init.h> #include <linux/interrupt.h> #include <linux/device.h> + +#include <asm/hardware/arm_twd.h> #include <asm/uaccess.h> struct mpcore_wdt { diff --git a/drivers/firmware/dell_rbu.c b/drivers/firmware/dell_rbu.c index 3b865f34a095..b66782398258 100644 --- a/drivers/firmware/dell_rbu.c +++ b/drivers/firmware/dell_rbu.c @@ -50,7 +50,7 @@ MODULE_AUTHOR("Abhay Salunke <abhay_salunke@dell.com>"); MODULE_DESCRIPTION("Driver for updating BIOS image on DELL systems"); MODULE_LICENSE("GPL"); -MODULE_VERSION("1.0"); +MODULE_VERSION("2.0"); #define BIOS_SCAN_LIMIT 0xffffffff #define MAX_IMAGE_LENGTH 16 @@ -65,10 +65,11 @@ static struct _rbu_data { unsigned long packet_write_count; unsigned long num_packets; unsigned long packetsize; + int entry_created; } rbu_data; -static char image_type[MAX_IMAGE_LENGTH] = "mono"; -module_param_string(image_type, image_type, sizeof(image_type), 0); +static char image_type[MAX_IMAGE_LENGTH + 1] = "mono"; +module_param_string(image_type, image_type, sizeof (image_type), 0); MODULE_PARM_DESC(image_type, "BIOS image type. choose- mono or packet"); struct packet_data { @@ -114,7 +115,7 @@ static int fill_last_packet(void *data, size_t length) if ((rbu_data.packet_write_count + length) > rbu_data.packetsize) { pr_debug("dell_rbu:%s: packet size data " - "overrun\n", __FUNCTION__); + "overrun\n", __FUNCTION__); return -EINVAL; } @@ -146,12 +147,14 @@ static int create_packet(size_t length) pr_debug("create_packet: packetsize not specified\n"); return -EINVAL; } + spin_unlock(&rbu_data.lock); + newpacket = kmalloc(sizeof (struct packet_data), GFP_KERNEL); + spin_lock(&rbu_data.lock); - newpacket = kmalloc(sizeof(struct packet_data), GFP_KERNEL); if (!newpacket) { printk(KERN_WARNING - "dell_rbu:%s: failed to allocate new " - "packet\n", __FUNCTION__); + "dell_rbu:%s: failed to allocate new " + "packet\n", __FUNCTION__); return -ENOMEM; } @@ -160,15 +163,17 @@ static int create_packet(size_t length) * there is no upper limit on memory * address for packetized mechanism */ - newpacket->data = (unsigned char *)__get_free_pages(GFP_KERNEL, - ordernum); + spin_unlock(&rbu_data.lock); + newpacket->data = (unsigned char *) __get_free_pages(GFP_KERNEL, + ordernum); + spin_lock(&rbu_data.lock); pr_debug("create_packet: newpacket %p\n", newpacket->data); if (!newpacket->data) { printk(KERN_WARNING - "dell_rbu:%s: failed to allocate new " - "packet\n", __FUNCTION__); + "dell_rbu:%s: failed to allocate new " + "packet\n", __FUNCTION__); kfree(newpacket); return -ENOMEM; } @@ -204,9 +209,8 @@ static int packetize_data(void *data, size_t length) return rc; } -static int -do_packet_read(char *data, struct list_head *ptemp_list, - int length, int bytes_read, int *list_read_count) +static int do_packet_read(char *data, struct list_head *ptemp_list, + int length, int bytes_read, int *list_read_count) { void *ptemp_buf; struct packet_data *newpacket = NULL; @@ -239,7 +243,7 @@ do_packet_read(char *data, struct list_head *ptemp_list, return bytes_copied; } -static int packet_read_list(char *data, size_t * pread_length) +static int packet_read_list(char *data, size_t *pread_length) { struct list_head *ptemp_list; int temp_count = 0; @@ -258,8 +262,7 @@ static int packet_read_list(char *data, size_t * pread_length) ptemp_list = (&packet_data_head.list)->next; while (!list_empty(ptemp_list)) { bytes_copied = do_packet_read(pdest, ptemp_list, - remaining_bytes, bytes_read, - &temp_count); + remaining_bytes, bytes_read, &temp_count); remaining_bytes -= bytes_copied; bytes_read += bytes_copied; pdest += bytes_copied; @@ -287,7 +290,7 @@ static void packet_empty_list(void) ptemp_list = (&packet_data_head.list)->next; while (!list_empty(ptemp_list)) { newpacket = - list_entry(ptemp_list, struct packet_data, list); + list_entry(ptemp_list, struct packet_data, list); pnext_list = ptemp_list->next; list_del(ptemp_list); ptemp_list = pnext_list; @@ -296,8 +299,8 @@ static void packet_empty_list(void) * to make sure there are no stale RBU packets left in memory */ memset(newpacket->data, 0, rbu_data.packetsize); - free_pages((unsigned long)newpacket->data, - newpacket->ordernum); + free_pages((unsigned long) newpacket->data, + newpacket->ordernum); kfree(newpacket); } rbu_data.packet_write_count = 0; @@ -319,14 +322,13 @@ static void img_update_free(void) * BIOS image copied in memory. */ memset(rbu_data.image_update_buffer, 0, - rbu_data.image_update_buffer_size); + rbu_data.image_update_buffer_size); if (rbu_data.dma_alloc == 1) dma_free_coherent(NULL, rbu_data.bios_image_size, - rbu_data.image_update_buffer, - dell_rbu_dmaaddr); + rbu_data.image_update_buffer, dell_rbu_dmaaddr); else - free_pages((unsigned long)rbu_data.image_update_buffer, - rbu_data.image_update_ordernum); + free_pages((unsigned long) rbu_data.image_update_buffer, + rbu_data.image_update_ordernum); /* * Re-initialize the rbu_data variables after a free @@ -366,7 +368,7 @@ static int img_update_realloc(unsigned long size) */ if ((size != 0) && (rbu_data.image_update_buffer == NULL)) { printk(KERN_ERR "dell_rbu:%s: corruption " - "check failed\n", __FUNCTION__); + "check failed\n", __FUNCTION__); return -EINVAL; } /* @@ -385,17 +387,16 @@ static int img_update_realloc(unsigned long size) ordernum = get_order(size); image_update_buffer = - (unsigned char *)__get_free_pages(GFP_KERNEL, ordernum); + (unsigned char *) __get_free_pages(GFP_KERNEL, ordernum); img_buf_phys_addr = - (unsigned long)virt_to_phys(image_update_buffer); + (unsigned long) virt_to_phys(image_update_buffer); if (img_buf_phys_addr > BIOS_SCAN_LIMIT) { - free_pages((unsigned long)image_update_buffer, ordernum); + free_pages((unsigned long) image_update_buffer, ordernum); ordernum = -1; image_update_buffer = dma_alloc_coherent(NULL, size, - &dell_rbu_dmaaddr, - GFP_KERNEL); + &dell_rbu_dmaaddr, GFP_KERNEL); dma_alloc = 1; } @@ -405,13 +406,13 @@ static int img_update_realloc(unsigned long size) rbu_data.image_update_buffer = image_update_buffer; rbu_data.image_update_buffer_size = size; rbu_data.bios_image_size = - rbu_data.image_update_buffer_size; + rbu_data.image_update_buffer_size; rbu_data.image_update_ordernum = ordernum; rbu_data.dma_alloc = dma_alloc; rc = 0; } else { pr_debug("Not enough memory for image update:" - "size = %ld\n", size); + "size = %ld\n", size); rc = -ENOMEM; } @@ -438,7 +439,7 @@ static ssize_t read_packet_data(char *buffer, loff_t pos, size_t count) if (pos > imagesize) { retval = 0; printk(KERN_WARNING "dell_rbu:read_packet_data: " - "data underrun\n"); + "data underrun\n"); goto read_rbu_data_exit; } @@ -468,11 +469,11 @@ static ssize_t read_rbu_mono_data(char *buffer, loff_t pos, size_t count) /* check to see if we have something to return */ if ((rbu_data.image_update_buffer == NULL) || - (rbu_data.bios_image_size == 0)) { + (rbu_data.bios_image_size == 0)) { pr_debug("read_rbu_data_mono: image_update_buffer %p ," - "bios_image_size %lu\n", - rbu_data.image_update_buffer, - rbu_data.bios_image_size); + "bios_image_size %lu\n", + rbu_data.image_update_buffer, + rbu_data.bios_image_size); ret_count = -ENOMEM; goto read_rbu_data_exit; } @@ -497,8 +498,8 @@ static ssize_t read_rbu_mono_data(char *buffer, loff_t pos, size_t count) return ret_count; } -static ssize_t -read_rbu_data(struct kobject *kobj, char *buffer, loff_t pos, size_t count) +static ssize_t read_rbu_data(struct kobject *kobj, char *buffer, + loff_t pos, size_t count) { ssize_t ret_count = 0; @@ -515,62 +516,20 @@ read_rbu_data(struct kobject *kobj, char *buffer, loff_t pos, size_t count) return ret_count; } -static ssize_t -read_rbu_image_type(struct kobject *kobj, char *buffer, loff_t pos, - size_t count) -{ - int size = 0; - if (!pos) - size = sprintf(buffer, "%s\n", image_type); - return size; -} - -static ssize_t -write_rbu_image_type(struct kobject *kobj, char *buffer, loff_t pos, - size_t count) -{ - int rc = count; - spin_lock(&rbu_data.lock); - - if (strlen(buffer) < MAX_IMAGE_LENGTH) - sscanf(buffer, "%s", image_type); - else - printk(KERN_WARNING "dell_rbu: image_type is invalid" - "max chars = %d, \n incoming str--%s-- \n", - MAX_IMAGE_LENGTH, buffer); - - /* we must free all previous allocations */ - packet_empty_list(); - img_update_free(); - - spin_unlock(&rbu_data.lock); - return rc; - -} - -static struct bin_attribute rbu_data_attr = { - .attr = {.name = "data",.owner = THIS_MODULE,.mode = 0444}, - .read = read_rbu_data, -}; - -static struct bin_attribute rbu_image_type_attr = { - .attr = {.name = "image_type",.owner = THIS_MODULE,.mode = 0644}, - .read = read_rbu_image_type, - .write = write_rbu_image_type, -}; - static void callbackfn_rbu(const struct firmware *fw, void *context) { int rc = 0; - if (!fw || !fw->size) + if (!fw || !fw->size) { + rbu_data.entry_created = 0; return; + } spin_lock(&rbu_data.lock); if (!strcmp(image_type, "mono")) { if (!img_update_realloc(fw->size)) memcpy(rbu_data.image_update_buffer, - fw->data, fw->size); + fw->data, fw->size); } else if (!strcmp(image_type, "packet")) { if (!rbu_data.packetsize) rbu_data.packetsize = fw->size; @@ -584,14 +543,103 @@ static void callbackfn_rbu(const struct firmware *fw, void *context) spin_unlock(&rbu_data.lock); rc = request_firmware_nowait(THIS_MODULE, FW_ACTION_NOHOTPLUG, - "dell_rbu", &rbu_device->dev, - &context, callbackfn_rbu); + "dell_rbu", &rbu_device->dev, &context, callbackfn_rbu); if (rc) printk(KERN_ERR - "dell_rbu:%s request_firmware_nowait failed" - " %d\n", __FUNCTION__, rc); + "dell_rbu:%s request_firmware_nowait failed" + " %d\n", __FUNCTION__, rc); + else + rbu_data.entry_created = 1; +} + +static ssize_t read_rbu_image_type(struct kobject *kobj, char *buffer, + loff_t pos, size_t count) +{ + int size = 0; + if (!pos) + size = sprintf(buffer, "%s\n", image_type); + return size; +} + +static ssize_t write_rbu_image_type(struct kobject *kobj, char *buffer, + loff_t pos, size_t count) +{ + int rc = count; + int req_firm_rc = 0; + int i; + spin_lock(&rbu_data.lock); + /* + * Find the first newline or space + */ + for (i = 0; i < count; ++i) + if (buffer[i] == '\n' || buffer[i] == ' ') { + buffer[i] = '\0'; + break; + } + if (i == count) + buffer[count] = '\0'; + + if (strstr(buffer, "mono")) + strcpy(image_type, "mono"); + else if (strstr(buffer, "packet")) + strcpy(image_type, "packet"); + else if (strstr(buffer, "init")) { + /* + * If due to the user error the driver gets in a bad + * state where even though it is loaded , the + * /sys/class/firmware/dell_rbu entries are missing. + * to cover this situation the user can recreate entries + * by writing init to image_type. + */ + if (!rbu_data.entry_created) { + spin_unlock(&rbu_data.lock); + req_firm_rc = request_firmware_nowait(THIS_MODULE, + FW_ACTION_NOHOTPLUG, "dell_rbu", + &rbu_device->dev, &context, + callbackfn_rbu); + if (req_firm_rc) { + printk(KERN_ERR + "dell_rbu:%s request_firmware_nowait" + " failed %d\n", __FUNCTION__, rc); + rc = -EIO; + } else + rbu_data.entry_created = 1; + + spin_lock(&rbu_data.lock); + } + } else { + printk(KERN_WARNING "dell_rbu: image_type is invalid\n"); + spin_unlock(&rbu_data.lock); + return -EINVAL; + } + + /* we must free all previous allocations */ + packet_empty_list(); + img_update_free(); + spin_unlock(&rbu_data.lock); + + return rc; } +static struct bin_attribute rbu_data_attr = { + .attr = { + .name = "data", + .owner = THIS_MODULE, + .mode = 0444, + }, + .read = read_rbu_data, +}; + +static struct bin_attribute rbu_image_type_attr = { + .attr = { + .name = "image_type", + .owner = THIS_MODULE, + .mode = 0644, + }, + .read = read_rbu_image_type, + .write = write_rbu_image_type, +}; + static int __init dcdrbu_init(void) { int rc = 0; @@ -599,11 +647,11 @@ static int __init dcdrbu_init(void) init_packet_head(); rbu_device = - platform_device_register_simple("dell_rbu", -1, NULL, 0); + platform_device_register_simple("dell_rbu", -1, NULL, 0); if (!rbu_device) { printk(KERN_ERR - "dell_rbu:%s:platform_device_register_simple " - "failed\n", __FUNCTION__); + "dell_rbu:%s:platform_device_register_simple " + "failed\n", __FUNCTION__); return -EIO; } @@ -611,11 +659,12 @@ static int __init dcdrbu_init(void) sysfs_create_bin_file(&rbu_device->dev.kobj, &rbu_image_type_attr); rc = request_firmware_nowait(THIS_MODULE, FW_ACTION_NOHOTPLUG, - "dell_rbu", &rbu_device->dev, - &context, callbackfn_rbu); + "dell_rbu", &rbu_device->dev, &context, callbackfn_rbu); if (rc) printk(KERN_ERR "dell_rbu:%s:request_firmware_nowait" - " failed %d\n", __FUNCTION__, rc); + " failed %d\n", __FUNCTION__, rc); + else + rbu_data.entry_created = 1; return rc; diff --git a/drivers/hwmon/hdaps.c b/drivers/hwmon/hdaps.c index eaebfc14c933..4c56411f3993 100644 --- a/drivers/hwmon/hdaps.c +++ b/drivers/hwmon/hdaps.c @@ -5,10 +5,10 @@ * Copyright (C) 2005 Jesper Juhl <jesper.juhl@gmail.com> * * The HardDisk Active Protection System (hdaps) is present in the IBM ThinkPad - * T41, T42, T43, R51, and X40, at least. It provides a basic two-axis - * accelerometer and other data, such as the device's temperature. + * T41, T42, T43, R50, R50p, R51, and X40, at least. It provides a basic + * two-axis accelerometer and other data, such as the device's temperature. * - * Based on the document by Mark A. Smith available at + * This driver is based on the document by Mark A. Smith available at * http://www.almaden.ibm.com/cs/people/marksmith/tpaps.html and a lot of trial * and error. * @@ -36,12 +36,7 @@ #include <asm/io.h> #define HDAPS_LOW_PORT 0x1600 /* first port used by hdaps */ -#define HDAPS_NR_PORTS 0x30 /* 0x1600 - 0x162f */ - -#define STATE_FRESH 0x50 /* accelerometer data is fresh */ - -#define REFRESH_ASYNC 0x00 /* do asynchronous refresh */ -#define REFRESH_SYNC 0x01 /* do synchronous refresh */ +#define HDAPS_NR_PORTS 0x30 /* number of ports: 0x1600 - 0x162f */ #define HDAPS_PORT_STATE 0x1611 /* device state */ #define HDAPS_PORT_YPOS 0x1612 /* y-axis position */ @@ -53,7 +48,7 @@ #define HDAPS_PORT_UNKNOWN 0x161c /* what is this? */ #define HDAPS_PORT_KMACT 0x161d /* keyboard or mouse activity */ -#define HDAPS_READ_MASK 0xff /* some reads have the low 8 bits set */ +#define STATE_FRESH 0x50 /* accelerometer data is fresh */ #define KEYBD_MASK 0x20 /* set if keyboard activity */ #define MOUSE_MASK 0x40 /* set if mouse activity */ @@ -63,12 +58,11 @@ #define INIT_TIMEOUT_MSECS 4000 /* wait up to 4s for device init ... */ #define INIT_WAIT_MSECS 200 /* ... in 200ms increments */ -static struct platform_device *pdev; -static struct input_dev hdaps_idev; +#define HDAPS_POLL_PERIOD (HZ/20) /* poll for input every 1/20s */ +#define HDAPS_INPUT_FUZZ 4 /* input event threshold */ + static struct timer_list hdaps_timer; -static unsigned int hdaps_mousedev_threshold = 4; -static unsigned long hdaps_poll_ms = 50; -static unsigned int hdaps_mousedev; +static struct platform_device *pdev; static unsigned int hdaps_invert; static u8 km_activity; static int rest_x; @@ -81,14 +75,14 @@ static DECLARE_MUTEX(hdaps_sem); */ static inline u8 __get_latch(u16 port) { - return inb(port) & HDAPS_READ_MASK; + return inb(port) & 0xff; } /* - * __check_latch - Check a port latch for a given value. Callers must hold - * hdaps_sem. Returns zero if the port contains the given value. + * __check_latch - Check a port latch for a given value. Returns zero if the + * port contains the given value. Callers must hold hdaps_sem. */ -static inline unsigned int __check_latch(u16 port, u8 val) +static inline int __check_latch(u16 port, u8 val) { if (__get_latch(port) == val) return 0; @@ -99,7 +93,7 @@ static inline unsigned int __check_latch(u16 port, u8 val) * __wait_latch - Wait up to 100us for a port latch to get a certain value, * returning zero if the value is obtained. Callers must hold hdaps_sem. */ -static unsigned int __wait_latch(u16 port, u8 val) +static int __wait_latch(u16 port, u8 val) { unsigned int i; @@ -109,59 +103,42 @@ static unsigned int __wait_latch(u16 port, u8 val) udelay(5); } - return -EINVAL; + return -EIO; } /* - * __device_refresh - Request a refresh from the accelerometer. - * - * If sync is REFRESH_SYNC, we perform a synchronous refresh and will wait. - * Returns zero if successful and nonzero on error. - * - * If sync is REFRESH_ASYNC, we merely kick off a new refresh if the device is - * not up-to-date. Always returns zero. - * - * Callers must hold hdaps_sem. + * __device_refresh - request a refresh from the accelerometer. Does not wait + * for refresh to complete. Callers must hold hdaps_sem. */ -static int __device_refresh(unsigned int sync) +static void __device_refresh(void) { - u8 state; - - udelay(100); - - state = inb(0x1604); - if (state == STATE_FRESH) - return 0; - - outb(0x11, 0x1610); - outb(0x01, 0x161f); - if (sync == REFRESH_ASYNC) - return 0; + udelay(200); + if (inb(0x1604) != STATE_FRESH) { + outb(0x11, 0x1610); + outb(0x01, 0x161f); + } +} +/* + * __device_refresh_sync - request a synchronous refresh from the + * accelerometer. We wait for the refresh to complete. Returns zero if + * successful and nonzero on error. Callers must hold hdaps_sem. + */ +static int __device_refresh_sync(void) +{ + __device_refresh(); return __wait_latch(0x1604, STATE_FRESH); } /* - * __device_complete - Indicate to the accelerometer that we are done reading + * __device_complete - indicate to the accelerometer that we are done reading * data, and then initiate an async refresh. Callers must hold hdaps_sem. */ static inline void __device_complete(void) { inb(0x161f); inb(0x1604); - __device_refresh(REFRESH_ASYNC); -} - -static int __hdaps_readb_one(unsigned int port, u8 *val) -{ - /* do a sync refresh -- we need to be sure that we read fresh data */ - if (__device_refresh(REFRESH_SYNC)) - return -EIO; - - *val = inb(port); - __device_complete(); - - return 0; + __device_refresh(); } /* @@ -174,17 +151,26 @@ static int hdaps_readb_one(unsigned int port, u8 *val) int ret; down(&hdaps_sem); - ret = __hdaps_readb_one(port, val); - up(&hdaps_sem); + /* do a sync refresh -- we need to be sure that we read fresh data */ + ret = __device_refresh_sync(); + if (ret) + goto out; + + *val = inb(port); + __device_complete(); + +out: + up(&hdaps_sem); return ret; } +/* __hdaps_read_pair - internal lockless helper for hdaps_read_pair(). */ static int __hdaps_read_pair(unsigned int port1, unsigned int port2, int *x, int *y) { /* do a sync refresh -- we need to be sure that we read fresh data */ - if (__device_refresh(REFRESH_SYNC)) + if (__device_refresh_sync()) return -EIO; *y = inw(port2); @@ -217,11 +203,13 @@ static int hdaps_read_pair(unsigned int port1, unsigned int port2, return ret; } -/* initialize the accelerometer */ +/* + * hdaps_device_init - initialize the accelerometer. Returns zero on success + * and negative error code on failure. Can sleep. + */ static int hdaps_device_init(void) { - unsigned int total_msecs = INIT_TIMEOUT_MSECS; - int ret = -ENXIO; + int total, ret = -ENXIO; down(&hdaps_sem); @@ -231,8 +219,10 @@ static int hdaps_device_init(void) goto out; /* - * The 0x03 value appears to only work on some thinkpads, such as the - * T42p. Others return 0x01. + * Most ThinkPads return 0x01. + * + * Others--namely the R50p, T41p, and T42p--return 0x03. These laptops + * have "inverted" axises. * * The 0x02 value occurs when the chip has been previously initialized. */ @@ -267,24 +257,23 @@ static int hdaps_device_init(void) outb(0x01, 0x161f); if (__wait_latch(0x161f, 0x00)) goto out; - if (__device_refresh(REFRESH_SYNC)) + if (__device_refresh_sync()) goto out; if (__wait_latch(0x1611, 0x00)) goto out; /* we have done our dance, now let's wait for the applause */ - while (total_msecs > 0) { - u8 ignored; + for (total = INIT_TIMEOUT_MSECS; total > 0; total -= INIT_WAIT_MSECS) { + int x, y; /* a read of the device helps push it into action */ - __hdaps_readb_one(HDAPS_PORT_UNKNOWN, &ignored); + __hdaps_read_pair(HDAPS_PORT_XPOS, HDAPS_PORT_YPOS, &x, &y); if (!__wait_latch(0x1611, 0x02)) { ret = 0; break; } msleep(INIT_WAIT_MSECS); - total_msecs -= INIT_WAIT_MSECS; } out: @@ -293,96 +282,6 @@ out: } -/* Input class stuff */ - -/* - * hdaps_calibrate - Zero out our "resting" values. Callers must hold hdaps_sem. - */ -static void hdaps_calibrate(void) -{ - int x, y; - - if (__hdaps_read_pair(HDAPS_PORT_XPOS, HDAPS_PORT_YPOS, &x, &y)) - return; - - rest_x = x; - rest_y = y; -} - -static void hdaps_mousedev_poll(unsigned long unused) -{ - int x, y; - - /* Cannot sleep. Try nonblockingly. If we fail, try again later. */ - if (down_trylock(&hdaps_sem)) { - mod_timer(&hdaps_timer,jiffies+msecs_to_jiffies(hdaps_poll_ms)); - return; - } - - if (__hdaps_read_pair(HDAPS_PORT_XPOS, HDAPS_PORT_YPOS, &x, &y)) - goto out; - - x -= rest_x; - y -= rest_y; - if (abs(x) > hdaps_mousedev_threshold) - input_report_rel(&hdaps_idev, REL_X, x); - if (abs(y) > hdaps_mousedev_threshold) - input_report_rel(&hdaps_idev, REL_Y, y); - input_sync(&hdaps_idev); - - mod_timer(&hdaps_timer, jiffies + msecs_to_jiffies(hdaps_poll_ms)); - -out: - up(&hdaps_sem); -} - -/* - * hdaps_mousedev_enable - enable the input class device. Can sleep. - */ -static void hdaps_mousedev_enable(void) -{ - down(&hdaps_sem); - - /* calibrate the device before enabling */ - hdaps_calibrate(); - - /* initialize the input class */ - init_input_dev(&hdaps_idev); - hdaps_idev.dev = &pdev->dev; - hdaps_idev.evbit[0] = BIT(EV_KEY) | BIT(EV_REL); - hdaps_idev.relbit[0] = BIT(REL_X) | BIT(REL_Y); - hdaps_idev.keybit[LONG(BTN_LEFT)] = BIT(BTN_LEFT); - input_register_device(&hdaps_idev); - - /* start up our timer */ - init_timer(&hdaps_timer); - hdaps_timer.function = hdaps_mousedev_poll; - hdaps_timer.expires = jiffies + msecs_to_jiffies(hdaps_poll_ms); - add_timer(&hdaps_timer); - - hdaps_mousedev = 1; - - up(&hdaps_sem); - - printk(KERN_INFO "hdaps: input device enabled.\n"); -} - -/* - * hdaps_mousedev_disable - disable the input class device. Caller must hold - * hdaps_sem. - */ -static void hdaps_mousedev_disable(void) -{ - down(&hdaps_sem); - if (hdaps_mousedev) { - hdaps_mousedev = 0; - del_timer_sync(&hdaps_timer); - input_unregister_device(&hdaps_idev); - } - up(&hdaps_sem); -} - - /* Device model stuff */ static int hdaps_probe(struct device *dev) @@ -412,6 +311,49 @@ static struct device_driver hdaps_driver = { .resume = hdaps_resume }; +/* Input class stuff */ + +static struct input_dev hdaps_idev = { + .name = "hdaps", + .evbit = { BIT(EV_ABS) }, + .absbit = { BIT(ABS_X) | BIT(ABS_Y) }, + .absmin = { [ABS_X] = -256, [ABS_Y] = -256 }, + .absmax = { [ABS_X] = 256, [ABS_Y] = 256 }, + .absfuzz = { [ABS_X] = HDAPS_INPUT_FUZZ, [ABS_Y] = HDAPS_INPUT_FUZZ }, + .absflat = { [ABS_X] = HDAPS_INPUT_FUZZ, [ABS_Y] = HDAPS_INPUT_FUZZ }, +}; + +/* + * hdaps_calibrate - Set our "resting" values. Callers must hold hdaps_sem. + */ +static void hdaps_calibrate(void) +{ + __hdaps_read_pair(HDAPS_PORT_XPOS, HDAPS_PORT_YPOS, &rest_x, &rest_y); +} + +static void hdaps_mousedev_poll(unsigned long unused) +{ + int x, y; + + /* Cannot sleep. Try nonblockingly. If we fail, try again later. */ + if (down_trylock(&hdaps_sem)) { + mod_timer(&hdaps_timer,jiffies + HDAPS_POLL_PERIOD); + return; + } + + if (__hdaps_read_pair(HDAPS_PORT_XPOS, HDAPS_PORT_YPOS, &x, &y)) + goto out; + + input_report_abs(&hdaps_idev, ABS_X, x - rest_x); + input_report_abs(&hdaps_idev, ABS_Y, y - rest_y); + input_sync(&hdaps_idev); + + mod_timer(&hdaps_timer, jiffies + HDAPS_POLL_PERIOD); + +out: + up(&hdaps_sem); +} + /* Sysfs Files */ @@ -517,69 +459,6 @@ static ssize_t hdaps_invert_store(struct device *dev, return count; } -static ssize_t hdaps_mousedev_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - return sprintf(buf, "%d\n", hdaps_mousedev); -} - -static ssize_t hdaps_mousedev_store(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - int enable; - - if (sscanf(buf, "%d", &enable) != 1) - return -EINVAL; - - if (enable == 1) - hdaps_mousedev_enable(); - else if (enable == 0) - hdaps_mousedev_disable(); - else - return -EINVAL; - - return count; -} - -static ssize_t hdaps_poll_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - return sprintf(buf, "%lu\n", hdaps_poll_ms); -} - -static ssize_t hdaps_poll_store(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - unsigned int poll; - - if (sscanf(buf, "%u", &poll) != 1 || poll == 0) - return -EINVAL; - hdaps_poll_ms = poll; - - return count; -} - -static ssize_t hdaps_threshold_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - return sprintf(buf, "%u\n", hdaps_mousedev_threshold); -} - -static ssize_t hdaps_threshold_store(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - unsigned int threshold; - - if (sscanf(buf, "%u", &threshold) != 1 || threshold == 0) - return -EINVAL; - hdaps_mousedev_threshold = threshold; - - return count; -} - static DEVICE_ATTR(position, 0444, hdaps_position_show, NULL); static DEVICE_ATTR(variance, 0444, hdaps_variance_show, NULL); static DEVICE_ATTR(temp1, 0444, hdaps_temp1_show, NULL); @@ -588,10 +467,6 @@ static DEVICE_ATTR(keyboard_activity, 0444, hdaps_keyboard_activity_show, NULL); static DEVICE_ATTR(mouse_activity, 0444, hdaps_mouse_activity_show, NULL); static DEVICE_ATTR(calibrate, 0644, hdaps_calibrate_show,hdaps_calibrate_store); static DEVICE_ATTR(invert, 0644, hdaps_invert_show, hdaps_invert_store); -static DEVICE_ATTR(mousedev, 0644, hdaps_mousedev_show, hdaps_mousedev_store); -static DEVICE_ATTR(mousedev_poll_ms, 0644, hdaps_poll_show, hdaps_poll_store); -static DEVICE_ATTR(mousedev_threshold, 0644, hdaps_threshold_show, - hdaps_threshold_store); static struct attribute *hdaps_attributes[] = { &dev_attr_position.attr, @@ -601,9 +476,6 @@ static struct attribute *hdaps_attributes[] = { &dev_attr_keyboard_activity.attr, &dev_attr_mouse_activity.attr, &dev_attr_calibrate.attr, - &dev_attr_mousedev.attr, - &dev_attr_mousedev_threshold.attr, - &dev_attr_mousedev_poll_ms.attr, &dev_attr_invert.attr, NULL, }; @@ -619,7 +491,7 @@ static struct attribute_group hdaps_attribute_group = { * XXX: We should be able to return nonzero and halt the detection process. * But there is a bug in dmi_check_system() where a nonzero return from the * first match will result in a return of failure from dmi_check_system(). - * I fixed this; the patch is in 2.6-mm. Once in Linus's tree we can make + * I fixed this; the patch is 2.6-git. Once in a released tree, we can make * hdaps_dmi_match_invert() return hdaps_dmi_match(), which in turn returns 1. */ static int hdaps_dmi_match(struct dmi_system_id *id) @@ -668,6 +540,7 @@ static int __init hdaps_init(void) HDAPS_DMI_MATCH_NORMAL("ThinkPad T42"), HDAPS_DMI_MATCH_NORMAL("ThinkPad T43"), HDAPS_DMI_MATCH_NORMAL("ThinkPad X40"), + HDAPS_DMI_MATCH_NORMAL("ThinkPad X41 Tablet"), { .ident = NULL } }; @@ -696,8 +569,18 @@ static int __init hdaps_init(void) if (ret) goto out_device; - if (hdaps_mousedev) - hdaps_mousedev_enable(); + /* initial calibrate for the input device */ + hdaps_calibrate(); + + /* initialize the input class */ + hdaps_idev.dev = &pdev->dev; + input_register_device(&hdaps_idev); + + /* start up our timer for the input device */ + init_timer(&hdaps_timer); + hdaps_timer.function = hdaps_mousedev_poll; + hdaps_timer.expires = jiffies + HDAPS_POLL_PERIOD; + add_timer(&hdaps_timer); printk(KERN_INFO "hdaps: driver successfully loaded.\n"); return 0; @@ -715,8 +598,8 @@ out: static void __exit hdaps_exit(void) { - hdaps_mousedev_disable(); - + del_timer_sync(&hdaps_timer); + input_unregister_device(&hdaps_idev); sysfs_remove_group(&pdev->dev.kobj, &hdaps_attribute_group); platform_device_unregister(pdev); driver_unregister(&hdaps_driver); @@ -728,9 +611,6 @@ static void __exit hdaps_exit(void) module_init(hdaps_init); module_exit(hdaps_exit); -module_param_named(mousedev, hdaps_mousedev, bool, 0); -MODULE_PARM_DESC(mousedev, "enable the input class device"); - module_param_named(invert, hdaps_invert, bool, 0); MODULE_PARM_DESC(invert, "invert data along each axis"); diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c index fdf53ce04248..44b595d90a4a 100644 --- a/drivers/i2c/busses/i2c-pxa.c +++ b/drivers/i2c/busses/i2c-pxa.c @@ -914,19 +914,23 @@ static int i2c_pxa_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], int num return ret; } +static u32 i2c_pxa_functionality(struct i2c_adapter *adap) +{ + return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL; +} + static struct i2c_algorithm i2c_pxa_algorithm = { - .name = "PXA-I2C-Algorithm", - .id = I2C_ALGO_PXA, .master_xfer = i2c_pxa_xfer, + .functionality = i2c_pxa_functionality, }; static struct pxa_i2c i2c_pxa = { .lock = SPIN_LOCK_UNLOCKED, .wait = __WAIT_QUEUE_HEAD_INITIALIZER(i2c_pxa.wait), .adap = { - .name = "pxa2xx-i2c", - .id = I2C_ALGO_PXA, + .owner = THIS_MODULE, .algo = &i2c_pxa_algorithm, + .name = "pxa2xx-i2c", .retries = 5, }, }; diff --git a/drivers/ide/ide-taskfile.c b/drivers/ide/ide-taskfile.c index d04f62ab5de1..ace8edad6e96 100644 --- a/drivers/ide/ide-taskfile.c +++ b/drivers/ide/ide-taskfile.c @@ -500,6 +500,7 @@ static int ide_diag_taskfile(ide_drive_t *drive, ide_task_t *args, unsigned long } rq.special = args; + args->rq = &rq; return ide_do_drive_cmd(drive, &rq, ide_wait); } diff --git a/drivers/infiniband/core/mad_rmpp.c b/drivers/infiniband/core/mad_rmpp.c index 2bd8b1cc57c4..e23836d0e21b 100644 --- a/drivers/infiniband/core/mad_rmpp.c +++ b/drivers/infiniband/core/mad_rmpp.c @@ -412,8 +412,8 @@ static inline int get_mad_len(struct mad_rmpp_recv *rmpp_recv) hdr_size = data_offset(rmpp_mad->mad_hdr.mgmt_class); data_size = sizeof(struct ib_rmpp_mad) - hdr_size; - pad = data_size - be32_to_cpu(rmpp_mad->rmpp_hdr.paylen_newwin); - if (pad > data_size || pad < 0) + pad = IB_MGMT_RMPP_DATA - be32_to_cpu(rmpp_mad->rmpp_hdr.paylen_newwin); + if (pad > IB_MGMT_RMPP_DATA || pad < 0) pad = 0; return hdr_size + rmpp_recv->seg_num * data_size - pad; @@ -583,6 +583,7 @@ static int send_next_seg(struct ib_mad_send_wr_private *mad_send_wr) { struct ib_rmpp_mad *rmpp_mad; int timeout; + u32 paylen; rmpp_mad = (struct ib_rmpp_mad *)mad_send_wr->send_wr.wr.ud.mad_hdr; ib_set_rmpp_flags(&rmpp_mad->rmpp_hdr, IB_MGMT_RMPP_FLAG_ACTIVE); @@ -590,11 +591,9 @@ static int send_next_seg(struct ib_mad_send_wr_private *mad_send_wr) if (mad_send_wr->seg_num == 1) { rmpp_mad->rmpp_hdr.rmpp_rtime_flags |= IB_MGMT_RMPP_FLAG_FIRST; - rmpp_mad->rmpp_hdr.paylen_newwin = - cpu_to_be32(mad_send_wr->total_seg * - (sizeof(struct ib_rmpp_mad) - - offsetof(struct ib_rmpp_mad, data)) - - mad_send_wr->pad); + paylen = mad_send_wr->total_seg * IB_MGMT_RMPP_DATA - + mad_send_wr->pad; + rmpp_mad->rmpp_hdr.paylen_newwin = cpu_to_be32(paylen); mad_send_wr->sg_list[0].length = sizeof(struct ib_rmpp_mad); } else { mad_send_wr->send_wr.num_sge = 2; @@ -608,10 +607,8 @@ static int send_next_seg(struct ib_mad_send_wr_private *mad_send_wr) if (mad_send_wr->seg_num == mad_send_wr->total_seg) { rmpp_mad->rmpp_hdr.rmpp_rtime_flags |= IB_MGMT_RMPP_FLAG_LAST; - rmpp_mad->rmpp_hdr.paylen_newwin = - cpu_to_be32(sizeof(struct ib_rmpp_mad) - - offsetof(struct ib_rmpp_mad, data) - - mad_send_wr->pad); + paylen = IB_MGMT_RMPP_DATA - mad_send_wr->pad; + rmpp_mad->rmpp_hdr.paylen_newwin = cpu_to_be32(paylen); } /* 2 seconds for an ACK until we can find the packet lifetime */ diff --git a/drivers/infiniband/core/user_mad.c b/drivers/infiniband/core/user_mad.c index 7c2f03057ddb..a64d6b4dcc16 100644 --- a/drivers/infiniband/core/user_mad.c +++ b/drivers/infiniband/core/user_mad.c @@ -334,10 +334,11 @@ static ssize_t ib_umad_write(struct file *filp, const char __user *buf, ret = -EINVAL; goto err_ah; } - /* Validate that management class can support RMPP */ + + /* Validate that the management class can support RMPP */ if (rmpp_mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_ADM) { hdr_len = offsetof(struct ib_sa_mad, data); - data_len = length; + data_len = length - hdr_len; } else if ((rmpp_mad->mad_hdr.mgmt_class >= IB_MGMT_CLASS_VENDOR_RANGE2_START) && (rmpp_mad->mad_hdr.mgmt_class <= IB_MGMT_CLASS_VENDOR_RANGE2_END)) { hdr_len = offsetof(struct ib_vendor_mad, data); diff --git a/drivers/infiniband/hw/mthca/mthca_eq.c b/drivers/infiniband/hw/mthca/mthca_eq.c index 18f0981eb0c1..78152a8ad17d 100644 --- a/drivers/infiniband/hw/mthca/mthca_eq.c +++ b/drivers/infiniband/hw/mthca/mthca_eq.c @@ -476,12 +476,8 @@ static int __devinit mthca_create_eq(struct mthca_dev *dev, int i; u8 status; - /* Make sure EQ size is aligned to a power of 2 size. */ - for (i = 1; i < nent; i <<= 1) - ; /* nothing */ - nent = i; - - eq->dev = dev; + eq->dev = dev; + eq->nent = roundup_pow_of_two(max(nent, 2)); eq->page_list = kmalloc(npages * sizeof *eq->page_list, GFP_KERNEL); @@ -512,7 +508,7 @@ static int __devinit mthca_create_eq(struct mthca_dev *dev, memset(eq->page_list[i].buf, 0, PAGE_SIZE); } - for (i = 0; i < nent; ++i) + for (i = 0; i < eq->nent; ++i) set_eqe_hw(get_eqe(eq, i)); eq->eqn = mthca_alloc(&dev->eq_table.alloc); @@ -528,8 +524,6 @@ static int __devinit mthca_create_eq(struct mthca_dev *dev, if (err) goto err_out_free_eq; - eq->nent = nent; - memset(eq_context, 0, sizeof *eq_context); eq_context->flags = cpu_to_be32(MTHCA_EQ_STATUS_OK | MTHCA_EQ_OWNER_HW | @@ -538,7 +532,7 @@ static int __devinit mthca_create_eq(struct mthca_dev *dev, if (mthca_is_memfree(dev)) eq_context->flags |= cpu_to_be32(MTHCA_EQ_STATE_ARBEL); - eq_context->logsize_usrpage = cpu_to_be32((ffs(nent) - 1) << 24); + eq_context->logsize_usrpage = cpu_to_be32((ffs(eq->nent) - 1) << 24); if (mthca_is_memfree(dev)) { eq_context->arbel_pd = cpu_to_be32(dev->driver_pd.pd_num); } else { @@ -569,7 +563,7 @@ static int __devinit mthca_create_eq(struct mthca_dev *dev, dev->eq_table.arm_mask |= eq->eqn_mask; mthca_dbg(dev, "Allocated EQ %d with %d entries\n", - eq->eqn, nent); + eq->eqn, eq->nent); return err; diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c index bcef06bf15e7..5fa00669f9b8 100644 --- a/drivers/infiniband/hw/mthca/mthca_qp.c +++ b/drivers/infiniband/hw/mthca/mthca_qp.c @@ -227,7 +227,6 @@ static void mthca_wq_init(struct mthca_wq *wq) wq->last_comp = wq->max - 1; wq->head = 0; wq->tail = 0; - wq->last = NULL; } void mthca_qp_event(struct mthca_dev *dev, u32 qpn, @@ -687,7 +686,7 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask) } if (attr_mask & IB_QP_TIMEOUT) { - qp_context->pri_path.ackto = attr->timeout; + qp_context->pri_path.ackto = attr->timeout << 3; qp_param->opt_param_mask |= cpu_to_be32(MTHCA_QP_OPTPAR_ACK_TIMEOUT); } @@ -1103,6 +1102,9 @@ static int mthca_alloc_qp_common(struct mthca_dev *dev, } } + qp->sq.last = get_send_wqe(qp, qp->sq.max - 1); + qp->rq.last = get_recv_wqe(qp, qp->rq.max - 1); + return 0; } @@ -1583,15 +1585,13 @@ int mthca_tavor_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, goto out; } - if (prev_wqe) { - ((struct mthca_next_seg *) prev_wqe)->nda_op = - cpu_to_be32(((ind << qp->sq.wqe_shift) + - qp->send_wqe_offset) | - mthca_opcode[wr->opcode]); - wmb(); - ((struct mthca_next_seg *) prev_wqe)->ee_nds = - cpu_to_be32((size0 ? 0 : MTHCA_NEXT_DBD) | size); - } + ((struct mthca_next_seg *) prev_wqe)->nda_op = + cpu_to_be32(((ind << qp->sq.wqe_shift) + + qp->send_wqe_offset) | + mthca_opcode[wr->opcode]); + wmb(); + ((struct mthca_next_seg *) prev_wqe)->ee_nds = + cpu_to_be32((size0 ? 0 : MTHCA_NEXT_DBD) | size); if (!size0) { size0 = size; @@ -1688,13 +1688,11 @@ int mthca_tavor_post_receive(struct ib_qp *ibqp, struct ib_recv_wr *wr, qp->wrid[ind] = wr->wr_id; - if (likely(prev_wqe)) { - ((struct mthca_next_seg *) prev_wqe)->nda_op = - cpu_to_be32((ind << qp->rq.wqe_shift) | 1); - wmb(); - ((struct mthca_next_seg *) prev_wqe)->ee_nds = - cpu_to_be32(MTHCA_NEXT_DBD | size); - } + ((struct mthca_next_seg *) prev_wqe)->nda_op = + cpu_to_be32((ind << qp->rq.wqe_shift) | 1); + wmb(); + ((struct mthca_next_seg *) prev_wqe)->ee_nds = + cpu_to_be32(MTHCA_NEXT_DBD | size); if (!size0) size0 = size; @@ -1905,15 +1903,13 @@ int mthca_arbel_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, goto out; } - if (likely(prev_wqe)) { - ((struct mthca_next_seg *) prev_wqe)->nda_op = - cpu_to_be32(((ind << qp->sq.wqe_shift) + - qp->send_wqe_offset) | - mthca_opcode[wr->opcode]); - wmb(); - ((struct mthca_next_seg *) prev_wqe)->ee_nds = - cpu_to_be32(MTHCA_NEXT_DBD | size); - } + ((struct mthca_next_seg *) prev_wqe)->nda_op = + cpu_to_be32(((ind << qp->sq.wqe_shift) + + qp->send_wqe_offset) | + mthca_opcode[wr->opcode]); + wmb(); + ((struct mthca_next_seg *) prev_wqe)->ee_nds = + cpu_to_be32(MTHCA_NEXT_DBD | size); if (!size0) { size0 = size; @@ -2127,5 +2123,6 @@ void __devexit mthca_cleanup_qp_table(struct mthca_dev *dev) for (i = 0; i < 2; ++i) mthca_CONF_SPECIAL_QP(dev, i, 0, &status); + mthca_array_cleanup(&dev->qp_table.qp, dev->limits.num_qps); mthca_alloc_cleanup(&dev->qp_table.alloc); } diff --git a/drivers/infiniband/hw/mthca/mthca_srq.c b/drivers/infiniband/hw/mthca/mthca_srq.c index 75cd2d84ef12..18998d48c53e 100644 --- a/drivers/infiniband/hw/mthca/mthca_srq.c +++ b/drivers/infiniband/hw/mthca/mthca_srq.c @@ -172,6 +172,8 @@ static int mthca_alloc_srq_buf(struct mthca_dev *dev, struct mthca_pd *pd, scatter->lkey = cpu_to_be32(MTHCA_INVAL_LKEY); } + srq->last = get_wqe(srq, srq->max - 1); + return 0; } @@ -189,7 +191,6 @@ int mthca_alloc_srq(struct mthca_dev *dev, struct mthca_pd *pd, srq->max = attr->max_wr; srq->max_gs = attr->max_sge; - srq->last = NULL; srq->counter = 0; if (mthca_is_memfree(dev)) @@ -409,7 +410,7 @@ int mthca_tavor_post_srq_recv(struct ib_srq *ibsrq, struct ib_recv_wr *wr, mthca_err(dev, "SRQ %06x full\n", srq->srqn); err = -ENOMEM; *bad_wr = wr; - return nreq; + break; } wqe = get_wqe(srq, ind); @@ -427,7 +428,7 @@ int mthca_tavor_post_srq_recv(struct ib_srq *ibsrq, struct ib_recv_wr *wr, err = -EINVAL; *bad_wr = wr; srq->last = prev_wqe; - return nreq; + break; } for (i = 0; i < wr->num_sge; ++i) { @@ -446,20 +447,16 @@ int mthca_tavor_post_srq_recv(struct ib_srq *ibsrq, struct ib_recv_wr *wr, ((struct mthca_data_seg *) wqe)->addr = 0; } - if (likely(prev_wqe)) { - ((struct mthca_next_seg *) prev_wqe)->nda_op = - cpu_to_be32((ind << srq->wqe_shift) | 1); - wmb(); - ((struct mthca_next_seg *) prev_wqe)->ee_nds = - cpu_to_be32(MTHCA_NEXT_DBD); - } + ((struct mthca_next_seg *) prev_wqe)->nda_op = + cpu_to_be32((ind << srq->wqe_shift) | 1); + wmb(); + ((struct mthca_next_seg *) prev_wqe)->ee_nds = + cpu_to_be32(MTHCA_NEXT_DBD); srq->wrid[ind] = wr->wr_id; srq->first_free = next_ind; } - return nreq; - if (likely(nreq)) { __be32 doorbell[2]; @@ -503,7 +500,7 @@ int mthca_arbel_post_srq_recv(struct ib_srq *ibsrq, struct ib_recv_wr *wr, mthca_err(dev, "SRQ %06x full\n", srq->srqn); err = -ENOMEM; *bad_wr = wr; - return nreq; + break; } wqe = get_wqe(srq, ind); @@ -519,7 +516,7 @@ int mthca_arbel_post_srq_recv(struct ib_srq *ibsrq, struct ib_recv_wr *wr, if (unlikely(wr->num_sge > srq->max_gs)) { err = -EINVAL; *bad_wr = wr; - return nreq; + break; } for (i = 0; i < wr->num_sge; ++i) { diff --git a/drivers/infiniband/ulp/ipoib/ipoib.h b/drivers/infiniband/ulp/ipoib/ipoib.h index bea960b8191f..4ea1c1ca85bc 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib.h +++ b/drivers/infiniband/ulp/ipoib/ipoib.h @@ -257,7 +257,7 @@ void ipoib_mcast_send(struct net_device *dev, union ib_gid *mgid, void ipoib_mcast_restart_task(void *dev_ptr); int ipoib_mcast_start_thread(struct net_device *dev); -int ipoib_mcast_stop_thread(struct net_device *dev); +int ipoib_mcast_stop_thread(struct net_device *dev, int flush); void ipoib_mcast_dev_down(struct net_device *dev); void ipoib_mcast_dev_flush(struct net_device *dev); diff --git a/drivers/infiniband/ulp/ipoib/ipoib_ib.c b/drivers/infiniband/ulp/ipoib/ipoib_ib.c index ef0e3894863c..f7440096b5ed 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_ib.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_ib.c @@ -432,7 +432,7 @@ int ipoib_ib_dev_down(struct net_device *dev) flush_workqueue(ipoib_workqueue); } - ipoib_mcast_stop_thread(dev); + ipoib_mcast_stop_thread(dev, 1); /* * Flush the multicast groups first so we stop any multicast joins. The @@ -599,7 +599,7 @@ void ipoib_ib_dev_cleanup(struct net_device *dev) ipoib_dbg(priv, "cleaning up ib_dev\n"); - ipoib_mcast_stop_thread(dev); + ipoib_mcast_stop_thread(dev, 1); /* Delete the broadcast address and the local address */ ipoib_mcast_dev_down(dev); diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c index 49d120d2b92c..704f48e0b6a7 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_main.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c @@ -1005,6 +1005,7 @@ debug_failed: register_failed: ib_unregister_event_handler(&priv->event_handler); + flush_scheduled_work(); event_failed: ipoib_dev_cleanup(priv->dev); @@ -1057,6 +1058,7 @@ static void ipoib_remove_one(struct ib_device *device) list_for_each_entry_safe(priv, tmp, dev_list, list) { ib_unregister_event_handler(&priv->event_handler); + flush_scheduled_work(); unregister_netdev(priv->dev); ipoib_dev_cleanup(priv->dev); diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c index aca7aea18a69..36ce29836bf2 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c @@ -145,7 +145,7 @@ static struct ipoib_mcast *ipoib_mcast_alloc(struct net_device *dev, mcast->dev = dev; mcast->created = jiffies; - mcast->backoff = HZ; + mcast->backoff = 1; mcast->logcount = 0; INIT_LIST_HEAD(&mcast->list); @@ -396,7 +396,7 @@ static void ipoib_mcast_join_complete(int status, IPOIB_GID_ARG(mcast->mcmember.mgid), status); if (!status && !ipoib_mcast_join_finish(mcast, mcmember)) { - mcast->backoff = HZ; + mcast->backoff = 1; down(&mcast_mutex); if (test_bit(IPOIB_MCAST_RUN, &priv->flags)) queue_work(ipoib_workqueue, &priv->mcast_task); @@ -496,7 +496,7 @@ static void ipoib_mcast_join(struct net_device *dev, struct ipoib_mcast *mcast, if (test_bit(IPOIB_MCAST_RUN, &priv->flags)) queue_delayed_work(ipoib_workqueue, &priv->mcast_task, - mcast->backoff); + mcast->backoff * HZ); up(&mcast_mutex); } else mcast->query_id = ret; @@ -598,7 +598,7 @@ int ipoib_mcast_start_thread(struct net_device *dev) return 0; } -int ipoib_mcast_stop_thread(struct net_device *dev) +int ipoib_mcast_stop_thread(struct net_device *dev, int flush) { struct ipoib_dev_priv *priv = netdev_priv(dev); struct ipoib_mcast *mcast; @@ -610,7 +610,8 @@ int ipoib_mcast_stop_thread(struct net_device *dev) cancel_delayed_work(&priv->mcast_task); up(&mcast_mutex); - flush_workqueue(ipoib_workqueue); + if (flush) + flush_workqueue(ipoib_workqueue); if (priv->broadcast && priv->broadcast->query) { ib_sa_cancel_query(priv->broadcast->query_id, priv->broadcast->query); @@ -832,7 +833,7 @@ void ipoib_mcast_restart_task(void *dev_ptr) ipoib_dbg_mcast(priv, "restarting multicast task\n"); - ipoib_mcast_stop_thread(dev); + ipoib_mcast_stop_thread(dev, 0); spin_lock_irqsave(&priv->lock, flags); diff --git a/drivers/isdn/hisax/hfc_pci.c b/drivers/isdn/hisax/hfc_pci.c index 8337b0f26cc4..4866fc32d8d9 100644 --- a/drivers/isdn/hisax/hfc_pci.c +++ b/drivers/isdn/hisax/hfc_pci.c @@ -61,6 +61,7 @@ static const PCI_ENTRY id_list[] = {PCI_VENDOR_ID_DIGI, PCI_DEVICE_ID_DIGI_DF_M_E,"Digi International", "Digi DataFire Micro V (Europe)"}, {PCI_VENDOR_ID_DIGI, PCI_DEVICE_ID_DIGI_DF_M_IOM2_A,"Digi International", "Digi DataFire Micro V IOM2 (North America)"}, {PCI_VENDOR_ID_DIGI, PCI_DEVICE_ID_DIGI_DF_M_A,"Digi International", "Digi DataFire Micro V (North America)"}, + {PCI_VENDOR_ID_SITECOM, PCI_DEVICE_ID_SITECOM_DC105V2, "Sitecom Europe", "DC-105 ISDN PCI"}, {0, 0, NULL, NULL}, }; diff --git a/drivers/isdn/hisax/sedlbauer_cs.c b/drivers/isdn/hisax/sedlbauer_cs.c index c6b5bf7d2aca..dc334aab433e 100644 --- a/drivers/isdn/hisax/sedlbauer_cs.c +++ b/drivers/isdn/hisax/sedlbauer_cs.c @@ -611,7 +611,7 @@ static int sedlbauer_event(event_t event, int priority, } /* sedlbauer_event */ static struct pcmcia_device_id sedlbauer_ids[] = { - PCMCIA_DEVICE_PROD_ID1234("SEDLBAUER", "speed star II", "V 3.1", "(c) 93 - 98 cb ", 0x81fb79f5, 0xf3612e1d, 0x6b95c78a, 0x50d4149c), + PCMCIA_DEVICE_PROD_ID123("SEDLBAUER", "speed star II", "V 3.1", 0x81fb79f5, 0xf3612e1d, 0x6b95c78a), PCMCIA_DEVICE_PROD_ID123("SEDLBAUER", "ISDN-Adapter", "4D67", 0x81fb79f5, 0xe4e9bc12, 0x397b7e90), PCMCIA_DEVICE_PROD_ID123("SEDLBAUER", "ISDN-Adapter", "4D98", 0x81fb79f5, 0xe4e9bc12, 0x2e5c7fce), PCMCIA_DEVICE_PROD_ID123("SEDLBAUER", "ISDN-Adapter", " (C) 93-94 VK", 0x81fb79f5, 0xe4e9bc12, 0x8db143fe), diff --git a/drivers/isdn/hisax/st5481.h b/drivers/isdn/hisax/st5481.h index 0fda5c89429b..9ffaae7c657a 100644 --- a/drivers/isdn/hisax/st5481.h +++ b/drivers/isdn/hisax/st5481.h @@ -466,10 +466,10 @@ void st5481_stop(struct st5481_adapter *adapter); #define __debug_variable st5481_debug #include "hisax_debug.h" -#ifdef CONFIG_HISAX_DEBUG - extern int st5481_debug; +#ifdef CONFIG_HISAX_DEBUG + #define DBG_ISO_PACKET(level,urb) \ if (level & __debug_variable) dump_iso_packet(__FUNCTION__,urb) diff --git a/drivers/isdn/hisax/st5481_b.c b/drivers/isdn/hisax/st5481_b.c index 2fcd093921d8..0a2536d62402 100644 --- a/drivers/isdn/hisax/st5481_b.c +++ b/drivers/isdn/hisax/st5481_b.c @@ -172,14 +172,18 @@ static void usb_b_out_complete(struct urb *urb, struct pt_regs *regs) test_and_clear_bit(buf_nr, &b_out->busy); if (unlikely(urb->status < 0)) { - if (urb->status != -ENOENT && urb->status != -ESHUTDOWN) { - WARN("urb status %d",urb->status); - if (b_out->busy == 0) { - st5481_usb_pipe_reset(adapter, (bcs->channel+1)*2 | USB_DIR_OUT, NULL, NULL); - } - } else { - DBG(1,"urb killed"); - return; // Give up + switch (urb->status) { + case -ENOENT: + case -ESHUTDOWN: + case -ECONNRESET: + DBG(4,"urb killed status %d", urb->status); + return; // Give up + default: + WARN("urb status %d",urb->status); + if (b_out->busy == 0) { + st5481_usb_pipe_reset(adapter, (bcs->channel+1)*2 | USB_DIR_OUT, NULL, NULL); + } + break; } } @@ -205,7 +209,9 @@ static void st5481B_mode(struct st5481_bcs *bcs, int mode) bcs->mode = mode; // Cancel all USB transfers on this B channel + b_out->urb[0]->transfer_flags |= URB_ASYNC_UNLINK; usb_unlink_urb(b_out->urb[0]); + b_out->urb[1]->transfer_flags |= URB_ASYNC_UNLINK; usb_unlink_urb(b_out->urb[1]); b_out->busy = 0; diff --git a/drivers/isdn/hisax/st5481_d.c b/drivers/isdn/hisax/st5481_d.c index 071b1d31999f..941f7022ada1 100644 --- a/drivers/isdn/hisax/st5481_d.c +++ b/drivers/isdn/hisax/st5481_d.c @@ -382,16 +382,20 @@ static void usb_d_out_complete(struct urb *urb, struct pt_regs *regs) test_and_clear_bit(buf_nr, &d_out->busy); if (unlikely(urb->status < 0)) { - if (urb->status != -ENOENT && urb->status != -ESHUTDOWN) { - WARN("urb status %d",urb->status); - if (d_out->busy == 0) { - st5481_usb_pipe_reset(adapter, EP_D_OUT | USB_DIR_OUT, fifo_reseted, adapter); - } - return; - } else { - DBG(1,"urb killed"); - return; // Give up + switch (urb->status) { + case -ENOENT: + case -ESHUTDOWN: + case -ECONNRESET: + DBG(1,"urb killed status %d", urb->status); + break; + default: + WARN("urb status %d",urb->status); + if (d_out->busy == 0) { + st5481_usb_pipe_reset(adapter, EP_D_OUT | USB_DIR_OUT, fifo_reseted, adapter); + } + break; } + return; // Give up } FsmEvent(&adapter->d_out.fsm, EV_DOUT_COMPLETE, (void *) buf_nr); @@ -709,14 +713,14 @@ int st5481_setup_d(struct st5481_adapter *adapter) adapter->l1m.fsm = &l1fsm; adapter->l1m.state = ST_L1_F3; - adapter->l1m.debug = 1; + adapter->l1m.debug = st5481_debug & 0x100; adapter->l1m.userdata = adapter; adapter->l1m.printdebug = l1m_debug; FsmInitTimer(&adapter->l1m, &adapter->timer); adapter->d_out.fsm.fsm = &dout_fsm; adapter->d_out.fsm.state = ST_DOUT_NONE; - adapter->d_out.fsm.debug = 1; + adapter->d_out.fsm.debug = st5481_debug & 0x100; adapter->d_out.fsm.userdata = adapter; adapter->d_out.fsm.printdebug = dout_debug; diff --git a/drivers/isdn/hisax/st5481_init.c b/drivers/isdn/hisax/st5481_init.c index 7aa810d5d333..2cf5d1a6df6c 100644 --- a/drivers/isdn/hisax/st5481_init.c +++ b/drivers/isdn/hisax/st5481_init.c @@ -43,10 +43,10 @@ static int number_of_leds = 2; /* 2 LEDs on the adpater default */ module_param(number_of_leds, int, 0); #ifdef CONFIG_HISAX_DEBUG -static int debug = 0x1; +static int debug = 0; module_param(debug, int, 0); -int st5481_debug; #endif +int st5481_debug; static LIST_HEAD(adapter_list); diff --git a/drivers/isdn/hisax/st5481_usb.c b/drivers/isdn/hisax/st5481_usb.c index ab62223297a5..ffd5b2d45552 100644 --- a/drivers/isdn/hisax/st5481_usb.c +++ b/drivers/isdn/hisax/st5481_usb.c @@ -132,11 +132,15 @@ static void usb_ctrl_complete(struct urb *urb, struct pt_regs *regs) struct ctrl_msg *ctrl_msg; if (unlikely(urb->status < 0)) { - if (urb->status != -ENOENT && urb->status != -ESHUTDOWN) { - WARN("urb status %d",urb->status); - } else { - DBG(1,"urb killed"); - return; // Give up + switch (urb->status) { + case -ENOENT: + case -ESHUTDOWN: + case -ECONNRESET: + DBG(1,"urb killed status %d", urb->status); + return; // Give up + default: + WARN("urb status %d",urb->status); + break; } } @@ -184,22 +188,22 @@ static void usb_int_complete(struct urb *urb, struct pt_regs *regs) int status; switch (urb->status) { - case 0: - /* success */ - break; - case -ECONNRESET: - case -ENOENT: - case -ESHUTDOWN: - /* this urb is terminated, clean up */ - DBG(1, "urb shutting down with status: %d", urb->status); - return; - default: - WARN("nonzero urb status received: %d", urb->status); - goto exit; + case 0: + /* success */ + break; + case -ECONNRESET: + case -ENOENT: + case -ESHUTDOWN: + /* this urb is terminated, clean up */ + DBG(2, "urb shutting down with status: %d", urb->status); + return; + default: + WARN("nonzero urb status received: %d", urb->status); + goto exit; } - DBG_PACKET(1, data, INT_PKT_SIZE); + DBG_PACKET(2, data, INT_PKT_SIZE); if (urb->actual_length == 0) { goto exit; @@ -250,7 +254,7 @@ int st5481_setup_usb(struct st5481_adapter *adapter) struct urb *urb; u8 *buf; - DBG(1,""); + DBG(2,""); if ((status = usb_reset_configuration (dev)) < 0) { WARN("reset_configuration failed,status=%d",status); @@ -330,15 +334,17 @@ void st5481_release_usb(struct st5481_adapter *adapter) DBG(1,""); // Stop and free Control and Interrupt URBs - usb_unlink_urb(ctrl->urb); + usb_kill_urb(ctrl->urb); if (ctrl->urb->transfer_buffer) kfree(ctrl->urb->transfer_buffer); usb_free_urb(ctrl->urb); + ctrl->urb = NULL; - usb_unlink_urb(intr->urb); + usb_kill_urb(intr->urb); if (intr->urb->transfer_buffer) kfree(intr->urb->transfer_buffer); usb_free_urb(intr->urb); + ctrl->urb = NULL; } /* @@ -406,6 +412,7 @@ fill_isoc_urb(struct urb *urb, struct usb_device *dev, spin_lock_init(&urb->lock); urb->dev=dev; urb->pipe=pipe; + urb->interval = 1; urb->transfer_buffer=buf; urb->number_of_packets = num_packets; urb->transfer_buffer_length=num_packets*packet_size; @@ -452,7 +459,9 @@ st5481_setup_isocpipes(struct urb* urb[2], struct usb_device *dev, if (urb[j]) { if (urb[j]->transfer_buffer) kfree(urb[j]->transfer_buffer); + urb[j]->transfer_buffer = NULL; usb_free_urb(urb[j]); + urb[j] = NULL; } } return retval; @@ -463,10 +472,11 @@ void st5481_release_isocpipes(struct urb* urb[2]) int j; for (j = 0; j < 2; j++) { - usb_unlink_urb(urb[j]); + usb_kill_urb(urb[j]); if (urb[j]->transfer_buffer) kfree(urb[j]->transfer_buffer); usb_free_urb(urb[j]); + urb[j] = NULL; } } @@ -485,11 +495,15 @@ static void usb_in_complete(struct urb *urb, struct pt_regs *regs) int len, count, status; if (unlikely(urb->status < 0)) { - if (urb->status != -ENOENT && urb->status != -ESHUTDOWN) { - WARN("urb status %d",urb->status); - } else { - DBG(1,"urb killed"); - return; // Give up + switch (urb->status) { + case -ENOENT: + case -ESHUTDOWN: + case -ECONNRESET: + DBG(1,"urb killed status %d", urb->status); + return; // Give up + default: + WARN("urb status %d",urb->status); + break; } } @@ -631,7 +645,9 @@ void st5481_in_mode(struct st5481_in *in, int mode) in->mode = mode; + in->urb[0]->transfer_flags |= URB_ASYNC_UNLINK; usb_unlink_urb(in->urb[0]); + in->urb[1]->transfer_flags |= URB_ASYNC_UNLINK; usb_unlink_urb(in->urb[1]); if (in->mode != L1_MODE_NULL) { diff --git a/drivers/md/raid6.h b/drivers/md/raid6.h index f80ee6350edf..31cbee71365f 100644 --- a/drivers/md/raid6.h +++ b/drivers/md/raid6.h @@ -69,9 +69,13 @@ extern const char raid6_empty_zero_page[PAGE_SIZE]; #define __init #define __exit #define __attribute_const__ __attribute__((const)) +#define noinline __attribute__((noinline)) #define preempt_enable() #define preempt_disable() +#define cpu_has_feature(x) 1 +#define enable_kernel_altivec() +#define disable_kernel_altivec() #endif /* __KERNEL__ */ diff --git a/drivers/md/raid6algos.c b/drivers/md/raid6algos.c index acf386fc4b4f..51c63c0cf1c9 100644 --- a/drivers/md/raid6algos.c +++ b/drivers/md/raid6algos.c @@ -19,6 +19,7 @@ #include "raid6.h" #ifndef __KERNEL__ #include <sys/mman.h> +#include <stdio.h> #endif struct raid6_calls raid6_call; diff --git a/drivers/md/raid6altivec.uc b/drivers/md/raid6altivec.uc index 1de8f030eee0..b9afd35b8812 100644 --- a/drivers/md/raid6altivec.uc +++ b/drivers/md/raid6altivec.uc @@ -27,16 +27,20 @@ #ifdef CONFIG_ALTIVEC #include <altivec.h> -#include <asm/system.h> -#include <asm/cputable.h> +#ifdef __KERNEL__ +# include <asm/system.h> +# include <asm/cputable.h> +#endif /* - * This is the C data type to use + * This is the C data type to use. We use a vector of + * signed char so vec_cmpgt() will generate the right + * instruction. */ -typedef vector unsigned char unative_t; +typedef vector signed char unative_t; -#define NBYTES(x) ((vector unsigned char) {x,x,x,x, x,x,x,x, x,x,x,x, x,x,x,x}) +#define NBYTES(x) ((vector signed char) {x,x,x,x, x,x,x,x, x,x,x,x, x,x,x,x}) #define NSIZE sizeof(unative_t) /* @@ -108,7 +112,11 @@ int raid6_have_altivec(void); int raid6_have_altivec(void) { /* This assumes either all CPUs have Altivec or none does */ +# ifdef __KERNEL__ return cpu_has_feature(CPU_FTR_ALTIVEC); +# else + return 1; +# endif } #endif diff --git a/drivers/md/raid6test/Makefile b/drivers/md/raid6test/Makefile index 557806728609..78e0396adf2a 100644 --- a/drivers/md/raid6test/Makefile +++ b/drivers/md/raid6test/Makefile @@ -8,6 +8,8 @@ OPTFLAGS = -O2 # Adjust as desired CFLAGS = -I.. -g $(OPTFLAGS) LD = ld PERL = perl +AR = ar +RANLIB = ranlib .c.o: $(CC) $(CFLAGS) -c -o $@ $< @@ -18,18 +20,33 @@ PERL = perl %.uc: ../%.uc cp -f $< $@ -all: raid6.o raid6test +all: raid6.a raid6test -raid6.o: raid6int1.o raid6int2.o raid6int4.o raid6int8.o raid6int16.o \ +raid6.a: raid6int1.o raid6int2.o raid6int4.o raid6int8.o raid6int16.o \ raid6int32.o \ raid6mmx.o raid6sse1.o raid6sse2.o \ + raid6altivec1.o raid6altivec2.o raid6altivec4.o raid6altivec8.o \ raid6recov.o raid6algos.o \ raid6tables.o - $(LD) -r -o $@ $^ + rm -f $@ + $(AR) cq $@ $^ + $(RANLIB) $@ -raid6test: raid6.o test.c +raid6test: test.c raid6.a $(CC) $(CFLAGS) -o raid6test $^ +raid6altivec1.c: raid6altivec.uc ../unroll.pl + $(PERL) ../unroll.pl 1 < raid6altivec.uc > $@ + +raid6altivec2.c: raid6altivec.uc ../unroll.pl + $(PERL) ../unroll.pl 2 < raid6altivec.uc > $@ + +raid6altivec4.c: raid6altivec.uc ../unroll.pl + $(PERL) ../unroll.pl 4 < raid6altivec.uc > $@ + +raid6altivec8.c: raid6altivec.uc ../unroll.pl + $(PERL) ../unroll.pl 8 < raid6altivec.uc > $@ + raid6int1.c: raid6int.uc ../unroll.pl $(PERL) ../unroll.pl 1 < raid6int.uc > $@ @@ -52,7 +69,7 @@ raid6tables.c: mktables ./mktables > raid6tables.c clean: - rm -f *.o mktables mktables.c raid6int.uc raid6*.c raid6test + rm -f *.o *.a mktables mktables.c raid6int.uc raid6*.c raid6test spotless: clean rm -f *~ diff --git a/drivers/message/fusion/Kconfig b/drivers/message/fusion/Kconfig index 33f209a39cb6..1883d22cffeb 100644 --- a/drivers/message/fusion/Kconfig +++ b/drivers/message/fusion/Kconfig @@ -35,6 +35,23 @@ config FUSION_FC LSIFC929X LSIFC929XL +config FUSION_SAS + tristate "Fusion MPT ScsiHost drivers for SAS" + depends on PCI && SCSI + select FUSION + select SCSI_SAS_ATTRS + ---help--- + SCSI HOST support for a SAS host adapters. + + List of supported controllers: + + LSISAS1064 + LSISAS1066 + LSISAS1068 + LSISAS1064E + LSISAS1066E + LSISAS1068E + config FUSION_MAX_SGE int "Maximum number of scatter gather entries (16 - 128)" depends on FUSION diff --git a/drivers/message/fusion/Makefile b/drivers/message/fusion/Makefile index 1d2f9db813c1..8a2e2657f4c2 100644 --- a/drivers/message/fusion/Makefile +++ b/drivers/message/fusion/Makefile @@ -34,5 +34,6 @@ obj-$(CONFIG_FUSION_SPI) += mptbase.o mptscsih.o mptspi.o obj-$(CONFIG_FUSION_FC) += mptbase.o mptscsih.o mptfc.o +obj-$(CONFIG_FUSION_SAS) += mptbase.o mptscsih.o mptsas.o obj-$(CONFIG_FUSION_CTL) += mptctl.o obj-$(CONFIG_FUSION_LAN) += mptlan.o diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c index f517d0692d5f..790a2932ded9 100644 --- a/drivers/message/fusion/mptbase.c +++ b/drivers/message/fusion/mptbase.c @@ -135,13 +135,12 @@ static void mpt_adapter_dispose(MPT_ADAPTER *ioc); static void MptDisplayIocCapabilities(MPT_ADAPTER *ioc); static int MakeIocReady(MPT_ADAPTER *ioc, int force, int sleepFlag); -//static u32 mpt_GetIocState(MPT_ADAPTER *ioc, int cooked); static int GetIocFacts(MPT_ADAPTER *ioc, int sleepFlag, int reason); static int GetPortFacts(MPT_ADAPTER *ioc, int portnum, int sleepFlag); static int SendIocInit(MPT_ADAPTER *ioc, int sleepFlag); static int SendPortEnable(MPT_ADAPTER *ioc, int portnum, int sleepFlag); static int mpt_do_upload(MPT_ADAPTER *ioc, int sleepFlag); -static int mpt_downloadboot(MPT_ADAPTER *ioc, int sleepFlag); +static int mpt_downloadboot(MPT_ADAPTER *ioc, MpiFwHeader_t *pFwHeader, int sleepFlag); static int mpt_diag_reset(MPT_ADAPTER *ioc, int ignore, int sleepFlag); static int KickStart(MPT_ADAPTER *ioc, int ignore, int sleepFlag); static int SendIocReset(MPT_ADAPTER *ioc, u8 reset_type, int sleepFlag); @@ -152,6 +151,7 @@ static int WaitForDoorbellReply(MPT_ADAPTER *ioc, int howlong, int sleepFlag); static int GetLanConfigPages(MPT_ADAPTER *ioc); static int GetFcPortPage0(MPT_ADAPTER *ioc, int portnum); static int GetIoUnitPage2(MPT_ADAPTER *ioc); +int mptbase_sas_persist_operation(MPT_ADAPTER *ioc, u8 persist_opcode); static int mpt_GetScsiPortSettings(MPT_ADAPTER *ioc, int portnum); static int mpt_readScsiDevicePageHeaders(MPT_ADAPTER *ioc, int portnum); static void mpt_read_ioc_pg_1(MPT_ADAPTER *ioc); @@ -159,6 +159,8 @@ static void mpt_read_ioc_pg_4(MPT_ADAPTER *ioc); static void mpt_timer_expired(unsigned long data); static int SendEventNotification(MPT_ADAPTER *ioc, u8 EvSwitch); static int SendEventAck(MPT_ADAPTER *ioc, EventNotificationReply_t *evnp); +static int mpt_host_page_access_control(MPT_ADAPTER *ioc, u8 access_control_value, int sleepFlag); +static int mpt_host_page_alloc(MPT_ADAPTER *ioc, pIOCInit_t ioc_init); #ifdef CONFIG_PROC_FS static int procmpt_summary_read(char *buf, char **start, off_t offset, @@ -175,6 +177,7 @@ static int ProcessEventNotification(MPT_ADAPTER *ioc, EventNotificationReply_t * static void mpt_sp_ioc_info(MPT_ADAPTER *ioc, u32 ioc_status, MPT_FRAME_HDR *mf); static void mpt_fc_log_info(MPT_ADAPTER *ioc, u32 log_info); static void mpt_sp_log_info(MPT_ADAPTER *ioc, u32 log_info); +static void mpt_sas_log_info(MPT_ADAPTER *ioc, u32 log_info); /* module entry point */ static int __init fusion_init (void); @@ -206,6 +209,144 @@ pci_enable_io_access(struct pci_dev *pdev) pci_write_config_word(pdev, PCI_COMMAND, command_reg); } +/* + * Process turbo (context) reply... + */ +static void +mpt_turbo_reply(MPT_ADAPTER *ioc, u32 pa) +{ + MPT_FRAME_HDR *mf = NULL; + MPT_FRAME_HDR *mr = NULL; + int req_idx = 0; + int cb_idx; + + dmfprintk((MYIOC_s_INFO_FMT "Got TURBO reply req_idx=%08x\n", + ioc->name, pa)); + + switch (pa >> MPI_CONTEXT_REPLY_TYPE_SHIFT) { + case MPI_CONTEXT_REPLY_TYPE_SCSI_INIT: + req_idx = pa & 0x0000FFFF; + cb_idx = (pa & 0x00FF0000) >> 16; + mf = MPT_INDEX_2_MFPTR(ioc, req_idx); + break; + case MPI_CONTEXT_REPLY_TYPE_LAN: + cb_idx = mpt_lan_index; + /* + * Blind set of mf to NULL here was fatal + * after lan_reply says "freeme" + * Fix sort of combined with an optimization here; + * added explicit check for case where lan_reply + * was just returning 1 and doing nothing else. + * For this case skip the callback, but set up + * proper mf value first here:-) + */ + if ((pa & 0x58000000) == 0x58000000) { + req_idx = pa & 0x0000FFFF; + mf = MPT_INDEX_2_MFPTR(ioc, req_idx); + mpt_free_msg_frame(ioc, mf); + mb(); + return; + break; + } + mr = (MPT_FRAME_HDR *) CAST_U32_TO_PTR(pa); + break; + case MPI_CONTEXT_REPLY_TYPE_SCSI_TARGET: + cb_idx = mpt_stm_index; + mr = (MPT_FRAME_HDR *) CAST_U32_TO_PTR(pa); + break; + default: + cb_idx = 0; + BUG(); + } + + /* Check for (valid) IO callback! */ + if (cb_idx < 1 || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS || + MptCallbacks[cb_idx] == NULL) { + printk(MYIOC_s_WARN_FMT "%s: Invalid cb_idx (%d)!\n", + __FUNCTION__, ioc->name, cb_idx); + goto out; + } + + if (MptCallbacks[cb_idx](ioc, mf, mr)) + mpt_free_msg_frame(ioc, mf); + out: + mb(); +} + +static void +mpt_reply(MPT_ADAPTER *ioc, u32 pa) +{ + MPT_FRAME_HDR *mf; + MPT_FRAME_HDR *mr; + int req_idx; + int cb_idx; + int freeme; + + u32 reply_dma_low; + u16 ioc_stat; + + /* non-TURBO reply! Hmmm, something may be up... + * Newest turbo reply mechanism; get address + * via left shift 1 (get rid of MPI_ADDRESS_REPLY_A_BIT)! + */ + + /* Map DMA address of reply header to cpu address. + * pa is 32 bits - but the dma address may be 32 or 64 bits + * get offset based only only the low addresses + */ + + reply_dma_low = (pa <<= 1); + mr = (MPT_FRAME_HDR *)((u8 *)ioc->reply_frames + + (reply_dma_low - ioc->reply_frames_low_dma)); + + req_idx = le16_to_cpu(mr->u.frame.hwhdr.msgctxu.fld.req_idx); + cb_idx = mr->u.frame.hwhdr.msgctxu.fld.cb_idx; + mf = MPT_INDEX_2_MFPTR(ioc, req_idx); + + dmfprintk((MYIOC_s_INFO_FMT "Got non-TURBO reply=%p req_idx=%x cb_idx=%x Function=%x\n", + ioc->name, mr, req_idx, cb_idx, mr->u.hdr.Function)); + DBG_DUMP_REPLY_FRAME(mr) + + /* Check/log IOC log info + */ + ioc_stat = le16_to_cpu(mr->u.reply.IOCStatus); + if (ioc_stat & MPI_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE) { + u32 log_info = le32_to_cpu(mr->u.reply.IOCLogInfo); + if (ioc->bus_type == FC) + mpt_fc_log_info(ioc, log_info); + else if (ioc->bus_type == SCSI) + mpt_sp_log_info(ioc, log_info); + else if (ioc->bus_type == SAS) + mpt_sas_log_info(ioc, log_info); + } + if (ioc_stat & MPI_IOCSTATUS_MASK) { + if (ioc->bus_type == SCSI && + cb_idx != mpt_stm_index && + cb_idx != mpt_lan_index) + mpt_sp_ioc_info(ioc, (u32)ioc_stat, mf); + } + + + /* Check for (valid) IO callback! */ + if (cb_idx < 1 || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS || + MptCallbacks[cb_idx] == NULL) { + printk(MYIOC_s_WARN_FMT "%s: Invalid cb_idx (%d)!\n", + __FUNCTION__, ioc->name, cb_idx); + freeme = 0; + goto out; + } + + freeme = MptCallbacks[cb_idx](ioc, mf, mr); + + out: + /* Flush (non-TURBO) reply with a WRITE! */ + CHIPREG_WRITE32(&ioc->chip->ReplyFifo, pa); + + if (freeme) + mpt_free_msg_frame(ioc, mf); + mb(); +} + /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /* * mpt_interrupt - MPT adapter (IOC) specific interrupt handler. @@ -227,164 +368,21 @@ pci_enable_io_access(struct pci_dev *pdev) static irqreturn_t mpt_interrupt(int irq, void *bus_id, struct pt_regs *r) { - MPT_ADAPTER *ioc; - MPT_FRAME_HDR *mf; - MPT_FRAME_HDR *mr; - u32 pa; - int req_idx; - int cb_idx; - int type; - int freeme; - - ioc = (MPT_ADAPTER *)bus_id; + MPT_ADAPTER *ioc = bus_id; + u32 pa; /* * Drain the reply FIFO! - * - * NOTES: I've seen up to 10 replies processed in this loop, so far... - * Update: I've seen up to 9182 replies processed in this loop! ?? - * Update: Limit ourselves to processing max of N replies - * (bottom of loop). */ while (1) { - - if ((pa = CHIPREG_READ32_dmasync(&ioc->chip->ReplyFifo)) == 0xFFFFFFFF) + pa = CHIPREG_READ32_dmasync(&ioc->chip->ReplyFifo); + if (pa == 0xFFFFFFFF) return IRQ_HANDLED; - - cb_idx = 0; - freeme = 0; - - /* - * Check for non-TURBO reply! - */ - if (pa & MPI_ADDRESS_REPLY_A_BIT) { - u32 reply_dma_low; - u16 ioc_stat; - - /* non-TURBO reply! Hmmm, something may be up... - * Newest turbo reply mechanism; get address - * via left shift 1 (get rid of MPI_ADDRESS_REPLY_A_BIT)! - */ - - /* Map DMA address of reply header to cpu address. - * pa is 32 bits - but the dma address may be 32 or 64 bits - * get offset based only only the low addresses - */ - reply_dma_low = (pa = (pa << 1)); - mr = (MPT_FRAME_HDR *)((u8 *)ioc->reply_frames + - (reply_dma_low - ioc->reply_frames_low_dma)); - - req_idx = le16_to_cpu(mr->u.frame.hwhdr.msgctxu.fld.req_idx); - cb_idx = mr->u.frame.hwhdr.msgctxu.fld.cb_idx; - mf = MPT_INDEX_2_MFPTR(ioc, req_idx); - - dmfprintk((MYIOC_s_INFO_FMT "Got non-TURBO reply=%p req_idx=%x cb_idx=%x Function=%x\n", - ioc->name, mr, req_idx, cb_idx, mr->u.hdr.Function)); - DBG_DUMP_REPLY_FRAME(mr) - - /* Check/log IOC log info - */ - ioc_stat = le16_to_cpu(mr->u.reply.IOCStatus); - if (ioc_stat & MPI_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE) { - u32 log_info = le32_to_cpu(mr->u.reply.IOCLogInfo); - if (ioc->bus_type == FC) - mpt_fc_log_info(ioc, log_info); - else if (ioc->bus_type == SCSI) - mpt_sp_log_info(ioc, log_info); - } - if (ioc_stat & MPI_IOCSTATUS_MASK) { - if (ioc->bus_type == SCSI) - mpt_sp_ioc_info(ioc, (u32)ioc_stat, mf); - } - } else { - /* - * Process turbo (context) reply... - */ - dmfprintk((MYIOC_s_INFO_FMT "Got TURBO reply req_idx=%08x\n", ioc->name, pa)); - type = (pa >> MPI_CONTEXT_REPLY_TYPE_SHIFT); - if (type == MPI_CONTEXT_REPLY_TYPE_SCSI_TARGET) { - cb_idx = mpt_stm_index; - mf = NULL; - mr = (MPT_FRAME_HDR *) CAST_U32_TO_PTR(pa); - } else if (type == MPI_CONTEXT_REPLY_TYPE_LAN) { - cb_idx = mpt_lan_index; - /* Blind set of mf to NULL here was fatal - * after lan_reply says "freeme" - * Fix sort of combined with an optimization here; - * added explicit check for case where lan_reply - * was just returning 1 and doing nothing else. - * For this case skip the callback, but set up - * proper mf value first here:-) - */ - if ((pa & 0x58000000) == 0x58000000) { - req_idx = pa & 0x0000FFFF; - mf = MPT_INDEX_2_MFPTR(ioc, req_idx); - freeme = 1; - /* - * IMPORTANT! Invalidate the callback! - */ - cb_idx = 0; - } else { - mf = NULL; - } - mr = (MPT_FRAME_HDR *) CAST_U32_TO_PTR(pa); - } else { - req_idx = pa & 0x0000FFFF; - cb_idx = (pa & 0x00FF0000) >> 16; - mf = MPT_INDEX_2_MFPTR(ioc, req_idx); - mr = NULL; - } - pa = 0; /* No reply flush! */ - } - -#ifdef MPT_DEBUG_IRQ - if (ioc->bus_type == SCSI) { - /* Verify mf, mr are reasonable. - */ - if ((mf) && ((mf >= MPT_INDEX_2_MFPTR(ioc, ioc->req_depth)) - || (mf < ioc->req_frames)) ) { - printk(MYIOC_s_WARN_FMT - "mpt_interrupt: Invalid mf (%p)!\n", ioc->name, (void *)mf); - cb_idx = 0; - pa = 0; - freeme = 0; - } - if ((pa) && (mr) && ((mr >= MPT_INDEX_2_RFPTR(ioc, ioc->req_depth)) - || (mr < ioc->reply_frames)) ) { - printk(MYIOC_s_WARN_FMT - "mpt_interrupt: Invalid rf (%p)!\n", ioc->name, (void *)mr); - cb_idx = 0; - pa = 0; - freeme = 0; - } - if (cb_idx > (MPT_MAX_PROTOCOL_DRIVERS-1)) { - printk(MYIOC_s_WARN_FMT - "mpt_interrupt: Invalid cb_idx (%d)!\n", ioc->name, cb_idx); - cb_idx = 0; - pa = 0; - freeme = 0; - } - } -#endif - - /* Check for (valid) IO callback! */ - if (cb_idx) { - /* Do the callback! */ - freeme = (*(MptCallbacks[cb_idx]))(ioc, mf, mr); - } - - if (pa) { - /* Flush (non-TURBO) reply with a WRITE! */ - CHIPREG_WRITE32(&ioc->chip->ReplyFifo, pa); - } - - if (freeme) { - /* Put Request back on FreeQ! */ - mpt_free_msg_frame(ioc, mf); - } - - mb(); - } /* drain reply FIFO */ + else if (pa & MPI_ADDRESS_REPLY_A_BIT) + mpt_reply(ioc, pa); + else + mpt_turbo_reply(ioc, pa); + } return IRQ_HANDLED; } @@ -509,6 +507,14 @@ mpt_base_reply(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *reply) pCfg->wait_done = 1; wake_up(&mpt_waitq); } + } else if (func == MPI_FUNCTION_SAS_IO_UNIT_CONTROL) { + /* we should be always getting a reply frame */ + memcpy(ioc->persist_reply_frame, reply, + min(MPT_DEFAULT_FRAME_SIZE, + 4*reply->u.reply.MsgLength)); + del_timer(&ioc->persist_timer); + ioc->persist_wait_done = 1; + wake_up(&mpt_waitq); } else { printk(MYIOC_s_ERR_FMT "Unexpected msg function (=%02Xh) reply received!\n", ioc->name, func); @@ -750,6 +756,7 @@ mpt_get_msg_frame(int handle, MPT_ADAPTER *ioc) mf = list_entry(ioc->FreeQ.next, MPT_FRAME_HDR, u.frame.linkage.list); list_del(&mf->u.frame.linkage.list); + mf->u.frame.linkage.arg1 = 0; mf->u.frame.hwhdr.msgctxu.fld.cb_idx = handle; /* byte */ req_offset = (u8 *)mf - (u8 *)ioc->req_frames; /* u16! */ @@ -845,6 +852,7 @@ mpt_free_msg_frame(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf) /* Put Request back on FreeQ! */ spin_lock_irqsave(&ioc->FreeQlock, flags); + mf->u.frame.linkage.arg1 = 0xdeadbeaf; /* signature to know if this mf is freed */ list_add_tail(&mf->u.frame.linkage.list, &ioc->FreeQ); #ifdef MFCNT ioc->mfcnt--; @@ -971,12 +979,123 @@ mpt_send_handshake_request(int handle, MPT_ADAPTER *ioc, int reqBytes, u32 *req, /* Make sure there are no doorbells */ CHIPREG_WRITE32(&ioc->chip->IntStatus, 0); - + return r; } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /** + * mpt_host_page_access_control - provides mechanism for the host + * driver to control the IOC's Host Page Buffer access. + * @ioc: Pointer to MPT adapter structure + * @access_control_value: define bits below + * + * Access Control Value - bits[15:12] + * 0h Reserved + * 1h Enable Access { MPI_DB_HPBAC_ENABLE_ACCESS } + * 2h Disable Access { MPI_DB_HPBAC_DISABLE_ACCESS } + * 3h Free Buffer { MPI_DB_HPBAC_FREE_BUFFER } + * + * Returns 0 for success, non-zero for failure. + */ + +static int +mpt_host_page_access_control(MPT_ADAPTER *ioc, u8 access_control_value, int sleepFlag) +{ + int r = 0; + + /* return if in use */ + if (CHIPREG_READ32(&ioc->chip->Doorbell) + & MPI_DOORBELL_ACTIVE) + return -1; + + CHIPREG_WRITE32(&ioc->chip->IntStatus, 0); + + CHIPREG_WRITE32(&ioc->chip->Doorbell, + ((MPI_FUNCTION_HOST_PAGEBUF_ACCESS_CONTROL + <<MPI_DOORBELL_FUNCTION_SHIFT) | + (access_control_value<<12))); + + /* Wait for IOC to clear Doorbell Status bit */ + if ((r = WaitForDoorbellAck(ioc, 5, sleepFlag)) < 0) { + return -2; + }else + return 0; +} + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/** + * mpt_host_page_alloc - allocate system memory for the fw + * If we already allocated memory in past, then resend the same pointer. + * ioc@: Pointer to pointer to IOC adapter + * ioc_init@: Pointer to ioc init config page + * + * Returns 0 for success, non-zero for failure. + */ +static int +mpt_host_page_alloc(MPT_ADAPTER *ioc, pIOCInit_t ioc_init) +{ + char *psge; + int flags_length; + u32 host_page_buffer_sz=0; + + if(!ioc->HostPageBuffer) { + + host_page_buffer_sz = + le32_to_cpu(ioc->facts.HostPageBufferSGE.FlagsLength) & 0xFFFFFF; + + if(!host_page_buffer_sz) + return 0; /* fw doesn't need any host buffers */ + + /* spin till we get enough memory */ + while(host_page_buffer_sz > 0) { + + if((ioc->HostPageBuffer = pci_alloc_consistent( + ioc->pcidev, + host_page_buffer_sz, + &ioc->HostPageBuffer_dma)) != NULL) { + + dinitprintk((MYIOC_s_INFO_FMT + "host_page_buffer @ %p, dma @ %x, sz=%d bytes\n", + ioc->name, + ioc->HostPageBuffer, + ioc->HostPageBuffer_dma, + host_page_buffer_sz)); + ioc->alloc_total += host_page_buffer_sz; + ioc->HostPageBuffer_sz = host_page_buffer_sz; + break; + } + + host_page_buffer_sz -= (4*1024); + } + } + + if(!ioc->HostPageBuffer) { + printk(MYIOC_s_ERR_FMT + "Failed to alloc memory for host_page_buffer!\n", + ioc->name); + return -999; + } + + psge = (char *)&ioc_init->HostPageBufferSGE; + flags_length = MPI_SGE_FLAGS_SIMPLE_ELEMENT | + MPI_SGE_FLAGS_SYSTEM_ADDRESS | + MPI_SGE_FLAGS_32_BIT_ADDRESSING | + MPI_SGE_FLAGS_HOST_TO_IOC | + MPI_SGE_FLAGS_END_OF_BUFFER; + if (sizeof(dma_addr_t) == sizeof(u64)) { + flags_length |= MPI_SGE_FLAGS_64_BIT_ADDRESSING; + } + flags_length = flags_length << MPI_SGE_FLAGS_SHIFT; + flags_length |= ioc->HostPageBuffer_sz; + mpt_add_sge(psge, flags_length, ioc->HostPageBuffer_dma); + ioc->facts.HostPageBufferSGE = ioc_init->HostPageBufferSGE; + +return 0; +} + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/** * mpt_verify_adapter - Given a unique IOC identifier, set pointer to * the associated MPT adapter structure. * @iocid: IOC unique identifier (integer) @@ -1084,7 +1203,7 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id) /* Initilize SCSI Config Data structure */ - memset(&ioc->spi_data, 0, sizeof(ScsiCfgData)); + memset(&ioc->spi_data, 0, sizeof(SpiCfgData)); /* Initialize the running configQ head. */ @@ -1213,6 +1332,33 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id) ioc->prod_name = "LSI53C1035"; ioc->bus_type = SCSI; } + else if (pdev->device == MPI_MANUFACTPAGE_DEVID_SAS1064) { + ioc->prod_name = "LSISAS1064"; + ioc->bus_type = SAS; + ioc->errata_flag_1064 = 1; + } + else if (pdev->device == MPI_MANUFACTPAGE_DEVID_SAS1066) { + ioc->prod_name = "LSISAS1066"; + ioc->bus_type = SAS; + ioc->errata_flag_1064 = 1; + } + else if (pdev->device == MPI_MANUFACTPAGE_DEVID_SAS1068) { + ioc->prod_name = "LSISAS1068"; + ioc->bus_type = SAS; + ioc->errata_flag_1064 = 1; + } + else if (pdev->device == MPI_MANUFACTPAGE_DEVID_SAS1064E) { + ioc->prod_name = "LSISAS1064E"; + ioc->bus_type = SAS; + } + else if (pdev->device == MPI_MANUFACTPAGE_DEVID_SAS1066E) { + ioc->prod_name = "LSISAS1066E"; + ioc->bus_type = SAS; + } + else if (pdev->device == MPI_MANUFACTPAGE_DEVID_SAS1068E) { + ioc->prod_name = "LSISAS1068E"; + ioc->bus_type = SAS; + } if (ioc->errata_flag_1064) pci_disable_io_access(pdev); @@ -1604,8 +1750,23 @@ mpt_do_ioc_recovery(MPT_ADAPTER *ioc, u32 reason, int sleepFlag) */ if (ret == 0) { rc = mpt_do_upload(ioc, sleepFlag); - if (rc != 0) + if (rc == 0) { + if (ioc->alt_ioc && ioc->alt_ioc->cached_fw) { + /* + * Maintain only one pointer to FW memory + * so there will not be two attempt to + * downloadboot onboard dual function + * chips (mpt_adapter_disable, + * mpt_diag_reset) + */ + ioc->cached_fw = NULL; + ddlprintk((MYIOC_s_INFO_FMT ": mpt_upload: alt_%s has cached_fw=%p \n", + ioc->name, ioc->alt_ioc->name, ioc->alt_ioc->cached_fw)); + } + } else { printk(KERN_WARNING MYNAM ": firmware upload failure!\n"); + ret = -5; + } } } } @@ -1640,7 +1801,22 @@ mpt_do_ioc_recovery(MPT_ADAPTER *ioc, u32 reason, int sleepFlag) * and we try GetLanConfigPages again... */ if ((ret == 0) && (reason == MPT_HOSTEVENT_IOC_BRINGUP)) { - if (ioc->bus_type == FC) { + if (ioc->bus_type == SAS) { + + /* clear persistency table */ + if(ioc->facts.IOCExceptions & + MPI_IOCFACTS_EXCEPT_PERSISTENT_TABLE_FULL) { + ret = mptbase_sas_persist_operation(ioc, + MPI_SAS_OP_CLEAR_NOT_PRESENT); + if(ret != 0) + return -1; + } + + /* Find IM volumes + */ + mpt_findImVolumes(ioc); + + } else if (ioc->bus_type == FC) { /* * Pre-fetch FC port WWN and stuff... * (FCPortPage0_t stuff) @@ -1783,7 +1959,7 @@ mpt_adapter_disable(MPT_ADAPTER *ioc) if (ioc->cached_fw != NULL) { ddlprintk((KERN_INFO MYNAM ": mpt_adapter_disable: Pushing FW onto adapter\n")); - if ((ret = mpt_downloadboot(ioc, NO_SLEEP)) < 0) { + if ((ret = mpt_downloadboot(ioc, (MpiFwHeader_t *)ioc->cached_fw, NO_SLEEP)) < 0) { printk(KERN_WARNING MYNAM ": firmware downloadboot failure (%d)!\n", ret); } @@ -1831,9 +2007,9 @@ mpt_adapter_disable(MPT_ADAPTER *ioc) } kfree(ioc->spi_data.nvram); - kfree(ioc->spi_data.pIocPg3); + kfree(ioc->raid_data.pIocPg3); ioc->spi_data.nvram = NULL; - ioc->spi_data.pIocPg3 = NULL; + ioc->raid_data.pIocPg3 = NULL; if (ioc->spi_data.pIocPg4 != NULL) { sz = ioc->spi_data.IocPg4Sz; @@ -1852,6 +2028,23 @@ mpt_adapter_disable(MPT_ADAPTER *ioc) kfree(ioc->ChainToChain); ioc->ChainToChain = NULL; + + if (ioc->HostPageBuffer != NULL) { + if((ret = mpt_host_page_access_control(ioc, + MPI_DB_HPBAC_FREE_BUFFER, NO_SLEEP)) != 0) { + printk(KERN_ERR MYNAM + ": %s: host page buffers free failed (%d)!\n", + __FUNCTION__, ret); + } + dexitprintk((KERN_INFO MYNAM ": %s HostPageBuffer free @ %p, sz=%d bytes\n", + ioc->name, ioc->HostPageBuffer, ioc->HostPageBuffer_sz)); + pci_free_consistent(ioc->pcidev, ioc->HostPageBuffer_sz, + ioc->HostPageBuffer, + ioc->HostPageBuffer_dma); + ioc->HostPageBuffer = NULL; + ioc->HostPageBuffer_sz = 0; + ioc->alloc_total -= ioc->HostPageBuffer_sz; + } } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ @@ -2034,7 +2227,7 @@ MakeIocReady(MPT_ADAPTER *ioc, int force, int sleepFlag) * Loop here waiting for IOC to come READY. */ ii = 0; - cntdn = ((sleepFlag == CAN_SLEEP) ? HZ : 1000) * 15; /* 15 seconds */ + cntdn = ((sleepFlag == CAN_SLEEP) ? HZ : 1000) * 5; /* 5 seconds */ while ((ioc_state = mpt_GetIocState(ioc, 1)) != MPI_IOC_STATE_READY) { if (ioc_state == MPI_IOC_STATE_OPERATIONAL) { @@ -2212,6 +2405,7 @@ GetIocFacts(MPT_ADAPTER *ioc, int sleepFlag, int reason) le32_to_cpu(facts->CurrentSenseBufferHighAddr); facts->CurReplyFrameSize = le16_to_cpu(facts->CurReplyFrameSize); + facts->IOCCapabilities = le32_to_cpu(facts->IOCCapabilities); /* * Handle NEW (!) IOCFactsReply fields in MPI-1.01.xx @@ -2383,13 +2577,25 @@ SendIocInit(MPT_ADAPTER *ioc, int sleepFlag) ddlprintk((MYIOC_s_INFO_FMT "upload_fw %d facts.Flags=%x\n", ioc->name, ioc->upload_fw, ioc->facts.Flags)); - if (ioc->bus_type == FC) + if(ioc->bus_type == SAS) + ioc_init.MaxDevices = ioc->facts.MaxDevices; + else if(ioc->bus_type == FC) ioc_init.MaxDevices = MPT_MAX_FC_DEVICES; else ioc_init.MaxDevices = MPT_MAX_SCSI_DEVICES; - ioc_init.MaxBuses = MPT_MAX_BUS; - + dinitprintk((MYIOC_s_INFO_FMT "facts.MsgVersion=%x\n", + ioc->name, ioc->facts.MsgVersion)); + if (ioc->facts.MsgVersion >= MPI_VERSION_01_05) { + // set MsgVersion and HeaderVersion host driver was built with + ioc_init.MsgVersion = cpu_to_le16(MPI_VERSION); + ioc_init.HeaderVersion = cpu_to_le16(MPI_HEADER_VERSION); + + if (ioc->facts.Flags & MPI_IOCFACTS_FLAGS_HOST_PAGE_BUFFER_PERSISTENT) { + ioc_init.HostPageBufferSGE = ioc->facts.HostPageBufferSGE; + } else if(mpt_host_page_alloc(ioc, &ioc_init)) + return -99; + } ioc_init.ReplyFrameSize = cpu_to_le16(ioc->reply_sz); /* in BYTES */ if (sizeof(dma_addr_t) == sizeof(u64)) { @@ -2403,17 +2609,21 @@ SendIocInit(MPT_ADAPTER *ioc, int sleepFlag) ioc_init.HostMfaHighAddr = cpu_to_le32(0); ioc_init.SenseBufferHighAddr = cpu_to_le32(0); } - + ioc->facts.CurrentHostMfaHighAddr = ioc_init.HostMfaHighAddr; ioc->facts.CurrentSenseBufferHighAddr = ioc_init.SenseBufferHighAddr; + ioc->facts.MaxDevices = ioc_init.MaxDevices; + ioc->facts.MaxBuses = ioc_init.MaxBuses; dhsprintk((MYIOC_s_INFO_FMT "Sending IOCInit (req @ %p)\n", ioc->name, &ioc_init)); r = mpt_handshake_req_reply_wait(ioc, sizeof(IOCInit_t), (u32*)&ioc_init, sizeof(MPIDefaultReply_t), (u16*)&init_reply, 10 /*seconds*/, sleepFlag); - if (r != 0) + if (r != 0) { + printk(MYIOC_s_ERR_FMT "Sending IOCInit failed(%d)!\n",ioc->name, r); return r; + } /* No need to byte swap the multibyte fields in the reply * since we don't even look at it's contents. @@ -2472,7 +2682,7 @@ SendPortEnable(MPT_ADAPTER *ioc, int portnum, int sleepFlag) { PortEnable_t port_enable; MPIDefaultReply_t reply_buf; - int ii; + int rc; int req_sz; int reply_sz; @@ -2494,22 +2704,15 @@ SendPortEnable(MPT_ADAPTER *ioc, int portnum, int sleepFlag) /* RAID FW may take a long time to enable */ - if (ioc->bus_type == FC) { - ii = mpt_handshake_req_reply_wait(ioc, req_sz, (u32*)&port_enable, - reply_sz, (u16*)&reply_buf, 65 /*seconds*/, sleepFlag); - } else { - ii = mpt_handshake_req_reply_wait(ioc, req_sz, (u32*)&port_enable, + if ( (ioc->facts.ProductID & MPI_FW_HEADER_PID_PROD_MASK) + > MPI_FW_HEADER_PID_PROD_TARGET_SCSI ) { + rc = mpt_handshake_req_reply_wait(ioc, req_sz, (u32*)&port_enable, reply_sz, (u16*)&reply_buf, 300 /*seconds*/, sleepFlag); + } else { + rc = mpt_handshake_req_reply_wait(ioc, req_sz, (u32*)&port_enable, + reply_sz, (u16*)&reply_buf, 30 /*seconds*/, sleepFlag); } - - if (ii != 0) - return ii; - - /* We do not even look at the reply, so we need not - * swap the multi-byte fields. - */ - - return 0; + return rc; } /* @@ -2666,9 +2869,8 @@ mpt_do_upload(MPT_ADAPTER *ioc, int sleepFlag) * <0 for fw upload failure. */ static int -mpt_downloadboot(MPT_ADAPTER *ioc, int sleepFlag) +mpt_downloadboot(MPT_ADAPTER *ioc, MpiFwHeader_t *pFwHeader, int sleepFlag) { - MpiFwHeader_t *pFwHeader; MpiExtImageHeader_t *pExtImage; u32 fwSize; u32 diag0val; @@ -2679,18 +2881,8 @@ mpt_downloadboot(MPT_ADAPTER *ioc, int sleepFlag) u32 load_addr; u32 ioc_state=0; - ddlprintk((MYIOC_s_INFO_FMT "downloadboot: fw size 0x%x, ioc FW Ptr %p\n", - ioc->name, ioc->facts.FWImageSize, ioc->cached_fw)); - - if ( ioc->facts.FWImageSize == 0 ) - return -1; - - if (ioc->cached_fw == NULL) - return -2; - - /* prevent a second downloadboot and memory free with alt_ioc */ - if (ioc->alt_ioc && ioc->alt_ioc->cached_fw) - ioc->alt_ioc->cached_fw = NULL; + ddlprintk((MYIOC_s_INFO_FMT "downloadboot: fw size 0x%x (%d), FW Ptr %p\n", + ioc->name, pFwHeader->ImageSize, pFwHeader->ImageSize, pFwHeader)); CHIPREG_WRITE32(&ioc->chip->WriteSequence, 0xFF); CHIPREG_WRITE32(&ioc->chip->WriteSequence, MPI_WRSEQ_1ST_KEY_VALUE); @@ -2718,16 +2910,17 @@ mpt_downloadboot(MPT_ADAPTER *ioc, int sleepFlag) ioc->name, count)); break; } - /* wait 1 sec */ + /* wait .1 sec */ if (sleepFlag == CAN_SLEEP) { - msleep_interruptible (1000); + msleep_interruptible (100); } else { - mdelay (1000); + mdelay (100); } } if ( count == 30 ) { - ddlprintk((MYIOC_s_INFO_FMT "downloadboot failed! Unable to RESET_ADAPTER diag0val=%x\n", + ddlprintk((MYIOC_s_INFO_FMT "downloadboot failed! " + "Unable to get MPI_DIAG_DRWE mode, diag0val=%x\n", ioc->name, diag0val)); return -3; } @@ -2742,7 +2935,6 @@ mpt_downloadboot(MPT_ADAPTER *ioc, int sleepFlag) /* Set the DiagRwEn and Disable ARM bits */ CHIPREG_WRITE32(&ioc->chip->Diagnostic, (MPI_DIAG_RW_ENABLE | MPI_DIAG_DISABLE_ARM)); - pFwHeader = (MpiFwHeader_t *) ioc->cached_fw; fwSize = (pFwHeader->ImageSize + 3)/4; ptrFw = (u32 *) pFwHeader; @@ -2792,19 +2984,38 @@ mpt_downloadboot(MPT_ADAPTER *ioc, int sleepFlag) /* Clear the internal flash bad bit - autoincrementing register, * so must do two writes. */ - CHIPREG_PIO_WRITE32(&ioc->pio_chip->DiagRwAddress, 0x3F000000); - diagRwData = CHIPREG_PIO_READ32(&ioc->pio_chip->DiagRwData); - diagRwData |= 0x4000000; - CHIPREG_PIO_WRITE32(&ioc->pio_chip->DiagRwAddress, 0x3F000000); - CHIPREG_PIO_WRITE32(&ioc->pio_chip->DiagRwData, diagRwData); + if (ioc->bus_type == SCSI) { + /* + * 1030 and 1035 H/W errata, workaround to access + * the ClearFlashBadSignatureBit + */ + CHIPREG_PIO_WRITE32(&ioc->pio_chip->DiagRwAddress, 0x3F000000); + diagRwData = CHIPREG_PIO_READ32(&ioc->pio_chip->DiagRwData); + diagRwData |= 0x40000000; + CHIPREG_PIO_WRITE32(&ioc->pio_chip->DiagRwAddress, 0x3F000000); + CHIPREG_PIO_WRITE32(&ioc->pio_chip->DiagRwData, diagRwData); + + } else /* if((ioc->bus_type == SAS) || (ioc->bus_type == FC)) */ { + diag0val = CHIPREG_READ32(&ioc->chip->Diagnostic); + CHIPREG_WRITE32(&ioc->chip->Diagnostic, diag0val | + MPI_DIAG_CLEAR_FLASH_BAD_SIG); + + /* wait 1 msec */ + if (sleepFlag == CAN_SLEEP) { + msleep_interruptible (1); + } else { + mdelay (1); + } + } if (ioc->errata_flag_1064) pci_disable_io_access(ioc->pcidev); diag0val = CHIPREG_READ32(&ioc->chip->Diagnostic); - ddlprintk((MYIOC_s_INFO_FMT "downloadboot diag0val=%x, turning off PREVENT_IOC_BOOT, DISABLE_ARM\n", + ddlprintk((MYIOC_s_INFO_FMT "downloadboot diag0val=%x, " + "turning off PREVENT_IOC_BOOT, DISABLE_ARM, RW_ENABLE\n", ioc->name, diag0val)); - diag0val &= ~(MPI_DIAG_PREVENT_IOC_BOOT | MPI_DIAG_DISABLE_ARM); + diag0val &= ~(MPI_DIAG_PREVENT_IOC_BOOT | MPI_DIAG_DISABLE_ARM | MPI_DIAG_RW_ENABLE); ddlprintk((MYIOC_s_INFO_FMT "downloadboot now diag0val=%x\n", ioc->name, diag0val)); CHIPREG_WRITE32(&ioc->chip->Diagnostic, diag0val); @@ -2812,10 +3023,23 @@ mpt_downloadboot(MPT_ADAPTER *ioc, int sleepFlag) /* Write 0xFF to reset the sequencer */ CHIPREG_WRITE32(&ioc->chip->WriteSequence, 0xFF); + if (ioc->bus_type == SAS) { + ioc_state = mpt_GetIocState(ioc, 0); + if ( (GetIocFacts(ioc, sleepFlag, + MPT_HOSTEVENT_IOC_BRINGUP)) != 0 ) { + ddlprintk((MYIOC_s_INFO_FMT "GetIocFacts failed: IocState=%x\n", + ioc->name, ioc_state)); + return -EFAULT; + } + } + for (count=0; count<HZ*20; count++) { if ((ioc_state = mpt_GetIocState(ioc, 0)) & MPI_IOC_STATE_READY) { ddlprintk((MYIOC_s_INFO_FMT "downloadboot successful! (count=%d) IocState=%x\n", ioc->name, count, ioc_state)); + if (ioc->bus_type == SAS) { + return 0; + } if ((SendIocInit(ioc, sleepFlag)) != 0) { ddlprintk((MYIOC_s_INFO_FMT "downloadboot: SendIocInit failed\n", ioc->name)); @@ -3049,12 +3273,13 @@ mpt_diag_reset(MPT_ADAPTER *ioc, int ignore, int sleepFlag) /* wait 1 sec */ if (sleepFlag == CAN_SLEEP) { - ssleep(1); + msleep_interruptible (1000); } else { mdelay (1000); } } - if ((count = mpt_downloadboot(ioc, sleepFlag)) < 0) { + if ((count = mpt_downloadboot(ioc, + (MpiFwHeader_t *)ioc->cached_fw, sleepFlag)) < 0) { printk(KERN_WARNING MYNAM ": firmware downloadboot failure (%d)!\n", count); } @@ -3637,7 +3862,7 @@ WaitForDoorbellAck(MPT_ADAPTER *ioc, int howlong, int sleepFlag) int count = 0; u32 intstat=0; - cntdn = ((sleepFlag == CAN_SLEEP) ? HZ : 1000) * howlong; + cntdn = 1000 * howlong; if (sleepFlag == CAN_SLEEP) { while (--cntdn) { @@ -3687,7 +3912,7 @@ WaitForDoorbellInt(MPT_ADAPTER *ioc, int howlong, int sleepFlag) int count = 0; u32 intstat=0; - cntdn = ((sleepFlag == CAN_SLEEP) ? HZ : 1000) * howlong; + cntdn = 1000 * howlong; if (sleepFlag == CAN_SLEEP) { while (--cntdn) { intstat = CHIPREG_READ32(&ioc->chip->IntStatus); @@ -4001,6 +4226,85 @@ GetFcPortPage0(MPT_ADAPTER *ioc, int portnum) /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /* + * mptbase_sas_persist_operation - Perform operation on SAS Persitent Table + * @ioc: Pointer to MPT_ADAPTER structure + * @sas_address: 64bit SAS Address for operation. + * @target_id: specified target for operation + * @bus: specified bus for operation + * @persist_opcode: see below + * + * MPI_SAS_OP_CLEAR_NOT_PRESENT - Free all persist TargetID mappings for + * devices not currently present. + * MPI_SAS_OP_CLEAR_ALL_PERSISTENT - Clear al persist TargetID mappings + * + * NOTE: Don't use not this function during interrupt time. + * + * Returns: 0 for success, non-zero error + */ + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +int +mptbase_sas_persist_operation(MPT_ADAPTER *ioc, u8 persist_opcode) +{ + SasIoUnitControlRequest_t *sasIoUnitCntrReq; + SasIoUnitControlReply_t *sasIoUnitCntrReply; + MPT_FRAME_HDR *mf = NULL; + MPIHeader_t *mpi_hdr; + + + /* insure garbage is not sent to fw */ + switch(persist_opcode) { + + case MPI_SAS_OP_CLEAR_NOT_PRESENT: + case MPI_SAS_OP_CLEAR_ALL_PERSISTENT: + break; + + default: + return -1; + break; + } + + printk("%s: persist_opcode=%x\n",__FUNCTION__, persist_opcode); + + /* Get a MF for this command. + */ + if ((mf = mpt_get_msg_frame(mpt_base_index, ioc)) == NULL) { + printk("%s: no msg frames!\n",__FUNCTION__); + return -1; + } + + mpi_hdr = (MPIHeader_t *) mf; + sasIoUnitCntrReq = (SasIoUnitControlRequest_t *)mf; + memset(sasIoUnitCntrReq,0,sizeof(SasIoUnitControlRequest_t)); + sasIoUnitCntrReq->Function = MPI_FUNCTION_SAS_IO_UNIT_CONTROL; + sasIoUnitCntrReq->MsgContext = mpi_hdr->MsgContext; + sasIoUnitCntrReq->Operation = persist_opcode; + + init_timer(&ioc->persist_timer); + ioc->persist_timer.data = (unsigned long) ioc; + ioc->persist_timer.function = mpt_timer_expired; + ioc->persist_timer.expires = jiffies + HZ*10 /* 10 sec */; + ioc->persist_wait_done=0; + add_timer(&ioc->persist_timer); + mpt_put_msg_frame(mpt_base_index, ioc, mf); + wait_event(mpt_waitq, ioc->persist_wait_done); + + sasIoUnitCntrReply = + (SasIoUnitControlReply_t *)ioc->persist_reply_frame; + if (le16_to_cpu(sasIoUnitCntrReply->IOCStatus) != MPI_IOCSTATUS_SUCCESS) { + printk("%s: IOCStatus=0x%X IOCLogInfo=0x%X\n", + __FUNCTION__, + sasIoUnitCntrReply->IOCStatus, + sasIoUnitCntrReply->IOCLogInfo); + return -1; + } + + printk("%s: success\n",__FUNCTION__); + return 0; +} + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* * GetIoUnitPage2 - Retrieve BIOS version and boot order information. * @ioc: Pointer to MPT_ADAPTER structure * @@ -4340,10 +4644,10 @@ mpt_findImVolumes(MPT_ADAPTER *ioc) if (mpt_config(ioc, &cfg) != 0) goto done_and_free; - if ( (mem = (u8 *)ioc->spi_data.pIocPg2) == NULL ) { + if ( (mem = (u8 *)ioc->raid_data.pIocPg2) == NULL ) { mem = kmalloc(iocpage2sz, GFP_ATOMIC); if (mem) { - ioc->spi_data.pIocPg2 = (IOCPage2_t *) mem; + ioc->raid_data.pIocPg2 = (IOCPage2_t *) mem; } else { goto done_and_free; } @@ -4360,7 +4664,7 @@ mpt_findImVolumes(MPT_ADAPTER *ioc) /* At least 1 RAID Volume */ pIocRv = pIoc2->RaidVolume; - ioc->spi_data.isRaid = 0; + ioc->raid_data.isRaid = 0; for (jj = 0; jj < nVols; jj++, pIocRv++) { vid = pIocRv->VolumeID; vbus = pIocRv->VolumeBus; @@ -4369,7 +4673,7 @@ mpt_findImVolumes(MPT_ADAPTER *ioc) /* find the match */ if (vbus == 0) { - ioc->spi_data.isRaid |= (1 << vid); + ioc->raid_data.isRaid |= (1 << vid); } else { /* Error! Always bus 0 */ @@ -4404,8 +4708,8 @@ mpt_read_ioc_pg_3(MPT_ADAPTER *ioc) /* Free the old page */ - kfree(ioc->spi_data.pIocPg3); - ioc->spi_data.pIocPg3 = NULL; + kfree(ioc->raid_data.pIocPg3); + ioc->raid_data.pIocPg3 = NULL; /* There is at least one physical disk. * Read and save IOC Page 3 @@ -4442,7 +4746,7 @@ mpt_read_ioc_pg_3(MPT_ADAPTER *ioc) mem = kmalloc(iocpage3sz, GFP_ATOMIC); if (mem) { memcpy(mem, (u8 *)pIoc3, iocpage3sz); - ioc->spi_data.pIocPg3 = (IOCPage3_t *) mem; + ioc->raid_data.pIocPg3 = (IOCPage3_t *) mem; } } @@ -5366,8 +5670,8 @@ mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag) } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -static char * -EventDescriptionStr(u8 event, u32 evData0) +static void +EventDescriptionStr(u8 event, u32 evData0, char *evStr) { char *ds; @@ -5420,8 +5724,95 @@ EventDescriptionStr(u8 event, u32 evData0) ds = "Events(OFF) Change"; break; case MPI_EVENT_INTEGRATED_RAID: - ds = "Integrated Raid"; + { + u8 ReasonCode = (u8)(evData0 >> 16); + switch (ReasonCode) { + case MPI_EVENT_RAID_RC_VOLUME_CREATED : + ds = "Integrated Raid: Volume Created"; + break; + case MPI_EVENT_RAID_RC_VOLUME_DELETED : + ds = "Integrated Raid: Volume Deleted"; + break; + case MPI_EVENT_RAID_RC_VOLUME_SETTINGS_CHANGED : + ds = "Integrated Raid: Volume Settings Changed"; + break; + case MPI_EVENT_RAID_RC_VOLUME_STATUS_CHANGED : + ds = "Integrated Raid: Volume Status Changed"; + break; + case MPI_EVENT_RAID_RC_VOLUME_PHYSDISK_CHANGED : + ds = "Integrated Raid: Volume Physdisk Changed"; + break; + case MPI_EVENT_RAID_RC_PHYSDISK_CREATED : + ds = "Integrated Raid: Physdisk Created"; + break; + case MPI_EVENT_RAID_RC_PHYSDISK_DELETED : + ds = "Integrated Raid: Physdisk Deleted"; + break; + case MPI_EVENT_RAID_RC_PHYSDISK_SETTINGS_CHANGED : + ds = "Integrated Raid: Physdisk Settings Changed"; + break; + case MPI_EVENT_RAID_RC_PHYSDISK_STATUS_CHANGED : + ds = "Integrated Raid: Physdisk Status Changed"; + break; + case MPI_EVENT_RAID_RC_DOMAIN_VAL_NEEDED : + ds = "Integrated Raid: Domain Validation Needed"; + break; + case MPI_EVENT_RAID_RC_SMART_DATA : + ds = "Integrated Raid; Smart Data"; + break; + case MPI_EVENT_RAID_RC_REPLACE_ACTION_STARTED : + ds = "Integrated Raid: Replace Action Started"; + break; + default: + ds = "Integrated Raid"; + break; + } + break; + } + case MPI_EVENT_SCSI_DEVICE_STATUS_CHANGE: + ds = "SCSI Device Status Change"; + break; + case MPI_EVENT_SAS_DEVICE_STATUS_CHANGE: + { + u8 ReasonCode = (u8)(evData0 >> 16); + switch (ReasonCode) { + case MPI_EVENT_SAS_DEV_STAT_RC_ADDED: + ds = "SAS Device Status Change: Added"; + break; + case MPI_EVENT_SAS_DEV_STAT_RC_NOT_RESPONDING: + ds = "SAS Device Status Change: Deleted"; + break; + case MPI_EVENT_SAS_DEV_STAT_RC_SMART_DATA: + ds = "SAS Device Status Change: SMART Data"; + break; + case MPI_EVENT_SAS_DEV_STAT_RC_NO_PERSIST_ADDED: + ds = "SAS Device Status Change: No Persistancy Added"; + break; + default: + ds = "SAS Device Status Change: Unknown"; + break; + } + break; + } + case MPI_EVENT_ON_BUS_TIMER_EXPIRED: + ds = "Bus Timer Expired"; + break; + case MPI_EVENT_QUEUE_FULL: + ds = "Queue Full"; + break; + case MPI_EVENT_SAS_SES: + ds = "SAS SES Event"; + break; + case MPI_EVENT_PERSISTENT_TABLE_FULL: + ds = "Persistent Table Full"; + break; + case MPI_EVENT_SAS_PHY_LINK_STATUS: + ds = "SAS PHY Link Status"; + break; + case MPI_EVENT_SAS_DISCOVERY_ERROR: + ds = "SAS Discovery Error"; break; + /* * MPT base "custom" events may be added here... */ @@ -5429,7 +5820,7 @@ EventDescriptionStr(u8 event, u32 evData0) ds = "Unknown"; break; } - return ds; + strcpy(evStr,ds); } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ @@ -5451,7 +5842,7 @@ ProcessEventNotification(MPT_ADAPTER *ioc, EventNotificationReply_t *pEventReply int ii; int r = 0; int handlers = 0; - char *evStr; + char evStr[100]; u8 event; /* @@ -5464,7 +5855,7 @@ ProcessEventNotification(MPT_ADAPTER *ioc, EventNotificationReply_t *pEventReply evData0 = le32_to_cpu(pEventReply->Data[0]); } - evStr = EventDescriptionStr(event, evData0); + EventDescriptionStr(event, evData0, evStr); devtprintk((MYIOC_s_INFO_FMT "MPT event (%s=%02Xh) detected!\n", ioc->name, evStr, @@ -5481,20 +5872,6 @@ ProcessEventNotification(MPT_ADAPTER *ioc, EventNotificationReply_t *pEventReply * Do general / base driver event processing */ switch(event) { - case MPI_EVENT_NONE: /* 00 */ - case MPI_EVENT_LOG_DATA: /* 01 */ - case MPI_EVENT_STATE_CHANGE: /* 02 */ - case MPI_EVENT_UNIT_ATTENTION: /* 03 */ - case MPI_EVENT_IOC_BUS_RESET: /* 04 */ - case MPI_EVENT_EXT_BUS_RESET: /* 05 */ - case MPI_EVENT_RESCAN: /* 06 */ - case MPI_EVENT_LINK_STATUS_CHANGE: /* 07 */ - case MPI_EVENT_LOOP_STATE_CHANGE: /* 08 */ - case MPI_EVENT_LOGOUT: /* 09 */ - case MPI_EVENT_INTEGRATED_RAID: /* 0B */ - case MPI_EVENT_SCSI_DEVICE_STATUS_CHANGE: /* 0C */ - default: - break; case MPI_EVENT_EVENT_CHANGE: /* 0A */ if (evDataLen) { u8 evState = evData0 & 0xFF; @@ -5507,6 +5884,8 @@ ProcessEventNotification(MPT_ADAPTER *ioc, EventNotificationReply_t *pEventReply } } break; + default: + break; } /* @@ -5653,6 +6032,111 @@ mpt_sp_log_info(MPT_ADAPTER *ioc, u32 log_info) printk(MYIOC_s_INFO_FMT "LogInfo(0x%08x): F/W: %s\n", ioc->name, log_info, desc); } +/* strings for sas loginfo */ + static char *originator_str[] = { + "IOP", /* 00h */ + "PL", /* 01h */ + "IR" /* 02h */ + }; + static char *iop_code_str[] = { + NULL, /* 00h */ + "Invalid SAS Address", /* 01h */ + NULL, /* 02h */ + "Invalid Page", /* 03h */ + NULL, /* 04h */ + "Task Terminated" /* 05h */ + }; + static char *pl_code_str[] = { + NULL, /* 00h */ + "Open Failure", /* 01h */ + "Invalid Scatter Gather List", /* 02h */ + "Wrong Relative Offset or Frame Length", /* 03h */ + "Frame Transfer Error", /* 04h */ + "Transmit Frame Connected Low", /* 05h */ + "SATA Non-NCQ RW Error Bit Set", /* 06h */ + "SATA Read Log Receive Data Error", /* 07h */ + "SATA NCQ Fail All Commands After Error", /* 08h */ + "SATA Error in Receive Set Device Bit FIS", /* 09h */ + "Receive Frame Invalid Message", /* 0Ah */ + "Receive Context Message Valid Error", /* 0Bh */ + "Receive Frame Current Frame Error", /* 0Ch */ + "SATA Link Down", /* 0Dh */ + "Discovery SATA Init W IOS", /* 0Eh */ + "Config Invalid Page", /* 0Fh */ + "Discovery SATA Init Timeout", /* 10h */ + "Reset", /* 11h */ + "Abort", /* 12h */ + "IO Not Yet Executed", /* 13h */ + "IO Executed", /* 14h */ + NULL, /* 15h */ + NULL, /* 16h */ + NULL, /* 17h */ + NULL, /* 18h */ + NULL, /* 19h */ + NULL, /* 1Ah */ + NULL, /* 1Bh */ + NULL, /* 1Ch */ + NULL, /* 1Dh */ + NULL, /* 1Eh */ + NULL, /* 1Fh */ + "Enclosure Management" /* 20h */ + }; + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* + * mpt_sas_log_info - Log information returned from SAS IOC. + * @ioc: Pointer to MPT_ADAPTER structure + * @log_info: U32 LogInfo reply word from the IOC + * + * Refer to lsi/mpi_log_sas.h. + */ +static void +mpt_sas_log_info(MPT_ADAPTER *ioc, u32 log_info) +{ +union loginfo_type { + u32 loginfo; + struct { + u32 subcode:16; + u32 code:8; + u32 originator:4; + u32 bus_type:4; + }dw; +}; + union loginfo_type sas_loginfo; + char *code_desc = NULL; + + sas_loginfo.loginfo = log_info; + if ((sas_loginfo.dw.bus_type != 3 /*SAS*/) && + (sas_loginfo.dw.originator < sizeof(originator_str)/sizeof(char*))) + return; + if ((sas_loginfo.dw.originator == 0 /*IOP*/) && + (sas_loginfo.dw.code < sizeof(iop_code_str)/sizeof(char*))) { + code_desc = iop_code_str[sas_loginfo.dw.code]; + }else if ((sas_loginfo.dw.originator == 1 /*PL*/) && + (sas_loginfo.dw.code < sizeof(pl_code_str)/sizeof(char*) )) { + code_desc = pl_code_str[sas_loginfo.dw.code]; + } + + if (code_desc != NULL) + printk(MYIOC_s_INFO_FMT + "LogInfo(0x%08x): Originator={%s}, Code={%s}," + " SubCode(0x%04x)\n", + ioc->name, + log_info, + originator_str[sas_loginfo.dw.originator], + code_desc, + sas_loginfo.dw.subcode); + else + printk(MYIOC_s_INFO_FMT + "LogInfo(0x%08x): Originator={%s}, Code=(0x%02x)," + " SubCode(0x%04x)\n", + ioc->name, + log_info, + originator_str[sas_loginfo.dw.originator], + sas_loginfo.dw.code, + sas_loginfo.dw.subcode); +} + /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /* * mpt_sp_ioc_info - IOC information returned from SCSI Parallel IOC. @@ -5814,6 +6298,7 @@ EXPORT_SYMBOL(mpt_findImVolumes); EXPORT_SYMBOL(mpt_read_ioc_pg_3); EXPORT_SYMBOL(mpt_alloc_fw_memory); EXPORT_SYMBOL(mpt_free_fw_memory); +EXPORT_SYMBOL(mptbase_sas_persist_operation); /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ diff --git a/drivers/message/fusion/mptbase.h b/drivers/message/fusion/mptbase.h index f4827d923731..75105277e22f 100644 --- a/drivers/message/fusion/mptbase.h +++ b/drivers/message/fusion/mptbase.h @@ -65,6 +65,7 @@ #include "lsi/mpi_fc.h" /* Fibre Channel (lowlevel) support */ #include "lsi/mpi_targ.h" /* SCSI/FCP Target protcol support */ #include "lsi/mpi_tool.h" /* Tools support */ +#include "lsi/mpi_sas.h" /* SAS support */ /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ @@ -76,8 +77,8 @@ #define COPYRIGHT "Copyright (c) 1999-2005 " MODULEAUTHOR #endif -#define MPT_LINUX_VERSION_COMMON "3.03.02" -#define MPT_LINUX_PACKAGE_NAME "@(#)mptlinux-3.03.02" +#define MPT_LINUX_VERSION_COMMON "3.03.03" +#define MPT_LINUX_PACKAGE_NAME "@(#)mptlinux-3.03.03" #define WHAT_MAGIC_STRING "@" "(" "#" ")" #define show_mptmod_ver(s,ver) \ @@ -423,7 +424,7 @@ typedef struct _MPT_IOCTL { /* * Event Structure and define */ -#define MPTCTL_EVENT_LOG_SIZE (0x0000000A) +#define MPTCTL_EVENT_LOG_SIZE (0x000000032) typedef struct _mpt_ioctl_events { u32 event; /* Specified by define above */ u32 eventContext; /* Index or counter */ @@ -451,16 +452,13 @@ typedef struct _mpt_ioctl_events { #define MPT_SCSICFG_ALL_IDS 0x02 /* WriteSDP1 to all IDS */ /* #define MPT_SCSICFG_BLK_NEGO 0x10 WriteSDP1 with WDTR and SDTR disabled */ -typedef struct _ScsiCfgData { +typedef struct _SpiCfgData { u32 PortFlags; int *nvram; /* table of device NVRAM values */ - IOCPage2_t *pIocPg2; /* table of Raid Volumes */ - IOCPage3_t *pIocPg3; /* table of physical disks */ IOCPage4_t *pIocPg4; /* SEP devices addressing */ dma_addr_t IocPg4_dma; /* Phys Addr of IOCPage4 data */ int IocPg4Sz; /* IOCPage4 size */ u8 dvStatus[MPT_MAX_SCSI_DEVICES]; - int isRaid; /* bit field, 1 if RAID */ u8 minSyncFactor; /* 0xFF if async */ u8 maxSyncOffset; /* 0 if async */ u8 maxBusWidth; /* 0 if narrow, 1 if wide */ @@ -472,10 +470,28 @@ typedef struct _ScsiCfgData { u8 dvScheduled; /* 1 if scheduled */ u8 forceDv; /* 1 to force DV scheduling */ u8 noQas; /* Disable QAS for this adapter */ - u8 Saf_Te; /* 1 to force all Processors as SAF-TE if Inquiry data length is too short to check for SAF-TE */ + u8 Saf_Te; /* 1 to force all Processors as + * SAF-TE if Inquiry data length + * is too short to check for SAF-TE + */ u8 mpt_dv; /* command line option: enhanced=1, basic=0 */ + u8 bus_reset; /* 1 to allow bus reset */ u8 rsvd[1]; -} ScsiCfgData; +}SpiCfgData; + +typedef struct _SasCfgData { + u8 ptClear; /* 1 to automatically clear the + * persistent table. + * 0 to disable + * automatic clearing. + */ +}SasCfgData; + +typedef struct _RaidCfgData { + IOCPage2_t *pIocPg2; /* table of Raid Volumes */ + IOCPage3_t *pIocPg3; /* table of physical disks */ + int isRaid; /* bit field, 1 if RAID */ +}RaidCfgData; /* * Adapter Structure - pci_dev specific. Maximum: MPT_MAX_ADAPTERS @@ -530,11 +546,16 @@ typedef struct _MPT_ADAPTER u8 *sense_buf_pool; dma_addr_t sense_buf_pool_dma; u32 sense_buf_low_dma; + u8 *HostPageBuffer; /* SAS - host page buffer support */ + u32 HostPageBuffer_sz; + dma_addr_t HostPageBuffer_dma; int mtrr_reg; struct pci_dev *pcidev; /* struct pci_dev pointer */ u8 __iomem *memmap; /* mmap address */ struct Scsi_Host *sh; /* Scsi Host pointer */ - ScsiCfgData spi_data; /* Scsi config. data */ + SpiCfgData spi_data; /* Scsi config. data */ + RaidCfgData raid_data; /* Raid config. data */ + SasCfgData sas_data; /* Sas config. data */ MPT_IOCTL *ioctl; /* ioctl data pointer */ struct proc_dir_entry *ioc_dentry; struct _MPT_ADAPTER *alt_ioc; /* ptr to 929 bound adapter port */ @@ -554,31 +575,35 @@ typedef struct _MPT_ADAPTER #else u32 mfcnt; #endif - u32 NB_for_64_byte_frame; + u32 NB_for_64_byte_frame; u32 hs_req[MPT_MAX_FRAME_SIZE/sizeof(u32)]; u16 hs_reply[MPT_MAX_FRAME_SIZE/sizeof(u16)]; IOCFactsReply_t facts; PortFactsReply_t pfacts[2]; FCPortPage0_t fc_port_page0[2]; + struct timer_list persist_timer; /* persist table timer */ + int persist_wait_done; /* persist completion flag */ + u8 persist_reply_frame[MPT_DEFAULT_FRAME_SIZE]; /* persist reply */ LANPage0_t lan_cnfg_page0; LANPage1_t lan_cnfg_page1; - /* + /* * Description: errata_flag_1064 * If a PCIX read occurs within 1 or 2 cycles after the chip receives * a split completion for a read data, an internal address pointer incorrectly * increments by 32 bytes */ - int errata_flag_1064; + int errata_flag_1064; u8 FirstWhoInit; u8 upload_fw; /* If set, do a fw upload */ u8 reload_fw; /* Force a FW Reload on next reset */ - u8 NBShiftFactor; /* NB Shift Factor based on Block Size (Facts) */ + u8 NBShiftFactor; /* NB Shift Factor based on Block Size (Facts) */ u8 pad1[4]; int DoneCtx; int TaskCtx; int InternalCtx; - struct list_head list; + struct list_head list; struct net_device *netdev; + struct list_head sas_topology; } MPT_ADAPTER; /* @@ -964,6 +989,7 @@ extern void mpt_alloc_fw_memory(MPT_ADAPTER *ioc, int size); extern void mpt_free_fw_memory(MPT_ADAPTER *ioc); extern int mpt_findImVolumes(MPT_ADAPTER *ioc); extern int mpt_read_ioc_pg_3(MPT_ADAPTER *ioc); +extern int mptbase_sas_persist_operation(MPT_ADAPTER *ioc, u8 persist_opcode); /* * Public data decl's... diff --git a/drivers/message/fusion/mptctl.c b/drivers/message/fusion/mptctl.c index 7577c2417e2e..cb2d59d5f5af 100644 --- a/drivers/message/fusion/mptctl.c +++ b/drivers/message/fusion/mptctl.c @@ -1326,7 +1326,7 @@ mptctl_gettargetinfo (unsigned long arg) */ if (hd && hd->Targets) { mpt_findImVolumes(ioc); - pIoc2 = ioc->spi_data.pIocPg2; + pIoc2 = ioc->raid_data.pIocPg2; for ( id = 0; id <= max_id; ) { if ( pIoc2 && pIoc2->NumActiveVolumes ) { if ( id == pIoc2->RaidVolume[0].VolumeID ) { @@ -1348,7 +1348,7 @@ mptctl_gettargetinfo (unsigned long arg) --maxWordsLeft; goto next_id; } else { - pIoc3 = ioc->spi_data.pIocPg3; + pIoc3 = ioc->raid_data.pIocPg3; for ( jj = 0; jj < pIoc3->NumPhysDisks; jj++ ) { if ( pIoc3->PhysDisk[jj].PhysDiskID == id ) goto next_id; diff --git a/drivers/message/fusion/mptfc.c b/drivers/message/fusion/mptfc.c index 13771abea13f..a628be9bbbad 100644 --- a/drivers/message/fusion/mptfc.c +++ b/drivers/message/fusion/mptfc.c @@ -189,7 +189,7 @@ mptfc_probe(struct pci_dev *pdev, const struct pci_device_id *id) printk(MYIOC_s_WARN_FMT "Skipping ioc=%p because SCSI Initiator mode is NOT enabled!\n", ioc->name, ioc); - return -ENODEV; + return 0; } sh = scsi_host_alloc(&mptfc_driver_template, sizeof(MPT_SCSI_HOST)); diff --git a/drivers/message/fusion/mptlan.c b/drivers/message/fusion/mptlan.c index 52794be5a95c..ed3c891e388f 100644 --- a/drivers/message/fusion/mptlan.c +++ b/drivers/message/fusion/mptlan.c @@ -312,7 +312,12 @@ static int mpt_lan_ioc_reset(MPT_ADAPTER *ioc, int reset_phase) { struct net_device *dev = ioc->netdev; - struct mpt_lan_priv *priv = netdev_priv(dev); + struct mpt_lan_priv *priv; + + if (dev == NULL) + return(1); + else + priv = netdev_priv(dev); dlprintk((KERN_INFO MYNAM ": IOC %s_reset routed to LAN driver!\n", reset_phase==MPT_IOC_SETUP_RESET ? "setup" : ( diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c new file mode 100644 index 000000000000..429820e48c69 --- /dev/null +++ b/drivers/message/fusion/mptsas.c @@ -0,0 +1,1235 @@ +/* + * linux/drivers/message/fusion/mptsas.c + * For use with LSI Logic PCI chip/adapter(s) + * running LSI Logic Fusion MPT (Message Passing Technology) firmware. + * + * Copyright (c) 1999-2005 LSI Logic Corporation + * (mailto:mpt_linux_developer@lsil.com) + * Copyright (c) 2005 Dell + */ +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; version 2 of the License. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + NO WARRANTY + THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR + CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT + LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, + MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is + solely responsible for determining the appropriateness of using and + distributing the Program and assumes all risks associated with its + exercise of rights under this Agreement, including but not limited to + the risks and costs of program errors, damage to or loss of data, + programs or equipment, and unavailability or interruption of operations. + + DISCLAIMER OF LIABILITY + NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY + DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND + ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR + TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE + USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED + HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +*/ +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ + +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/errno.h> +#include <linux/sched.h> +#include <linux/workqueue.h> + +#include <scsi/scsi_cmnd.h> +#include <scsi/scsi_device.h> +#include <scsi/scsi_host.h> +#include <scsi/scsi_transport_sas.h> + +#include "mptbase.h" +#include "mptscsih.h" + + +#define my_NAME "Fusion MPT SAS Host driver" +#define my_VERSION MPT_LINUX_VERSION_COMMON +#define MYNAM "mptsas" + +MODULE_AUTHOR(MODULEAUTHOR); +MODULE_DESCRIPTION(my_NAME); +MODULE_LICENSE("GPL"); + +static int mpt_pq_filter; +module_param(mpt_pq_filter, int, 0); +MODULE_PARM_DESC(mpt_pq_filter, + "Enable peripheral qualifier filter: enable=1 " + "(default=0)"); + +static int mpt_pt_clear; +module_param(mpt_pt_clear, int, 0); +MODULE_PARM_DESC(mpt_pt_clear, + "Clear persistency table: enable=1 " + "(default=MPTSCSIH_PT_CLEAR=0)"); + +static int mptsasDoneCtx = -1; +static int mptsasTaskCtx = -1; +static int mptsasInternalCtx = -1; /* Used only for internal commands */ + + +/* + * SAS topology structures + * + * The MPT Fusion firmware interface spreads information about the + * SAS topology over many manufacture pages, thus we need some data + * structure to collect it and process it for the SAS transport class. + */ + +struct mptsas_devinfo { + u16 handle; /* unique id to address this device */ + u8 phy_id; /* phy number of parent device */ + u8 port_id; /* sas physical port this device + is assoc'd with */ + u8 target; /* logical target id of this device */ + u8 bus; /* logical bus number of this device */ + u64 sas_address; /* WWN of this device, + SATA is assigned by HBA,expander */ + u32 device_info; /* bitfield detailed info about this device */ +}; + +struct mptsas_phyinfo { + u8 phy_id; /* phy index */ + u8 port_id; /* port number this phy is part of */ + u8 negotiated_link_rate; /* nego'd link rate for this phy */ + u8 hw_link_rate; /* hardware max/min phys link rate */ + u8 programmed_link_rate; /* programmed max/min phy link rate */ + struct mptsas_devinfo identify; /* point to phy device info */ + struct mptsas_devinfo attached; /* point to attached device info */ + struct sas_rphy *rphy; +}; + +struct mptsas_portinfo { + struct list_head list; + u16 handle; /* unique id to address this */ + u8 num_phys; /* number of phys */ + struct mptsas_phyinfo *phy_info; +}; + +/* + * This is pretty ugly. We will be able to seriously clean it up + * once the DV code in mptscsih goes away and we can properly + * implement ->target_alloc. + */ +static int +mptsas_slave_alloc(struct scsi_device *device) +{ + struct Scsi_Host *host = device->host; + MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)host->hostdata; + struct sas_rphy *rphy; + struct mptsas_portinfo *p; + VirtDevice *vdev; + uint target = device->id; + int i; + + if ((vdev = hd->Targets[target]) != NULL) + goto out; + + vdev = kmalloc(sizeof(VirtDevice), GFP_KERNEL); + if (!vdev) { + printk(MYIOC_s_ERR_FMT "slave_alloc kmalloc(%zd) FAILED!\n", + hd->ioc->name, sizeof(VirtDevice)); + return -ENOMEM; + } + + memset(vdev, 0, sizeof(VirtDevice)); + vdev->tflags = MPT_TARGET_FLAGS_Q_YES|MPT_TARGET_FLAGS_VALID_INQUIRY; + vdev->ioc_id = hd->ioc->id; + + rphy = dev_to_rphy(device->sdev_target->dev.parent); + list_for_each_entry(p, &hd->ioc->sas_topology, list) { + for (i = 0; i < p->num_phys; i++) { + if (p->phy_info[i].attached.sas_address == + rphy->identify.sas_address) { + vdev->target_id = + p->phy_info[i].attached.target; + vdev->bus_id = p->phy_info[i].attached.bus; + hd->Targets[device->id] = vdev; + goto out; + } + } + } + + printk("No matching SAS device found!!\n"); + kfree(vdev); + return -ENODEV; + + out: + vdev->num_luns++; + device->hostdata = vdev; + return 0; +} + +static struct scsi_host_template mptsas_driver_template = { + .proc_name = "mptsas", + .proc_info = mptscsih_proc_info, + .name = "MPT SPI Host", + .info = mptscsih_info, + .queuecommand = mptscsih_qcmd, + .slave_alloc = mptsas_slave_alloc, + .slave_configure = mptscsih_slave_configure, + .slave_destroy = mptscsih_slave_destroy, + .change_queue_depth = mptscsih_change_queue_depth, + .eh_abort_handler = mptscsih_abort, + .eh_device_reset_handler = mptscsih_dev_reset, + .eh_bus_reset_handler = mptscsih_bus_reset, + .eh_host_reset_handler = mptscsih_host_reset, + .bios_param = mptscsih_bios_param, + .can_queue = MPT_FC_CAN_QUEUE, + .this_id = -1, + .sg_tablesize = MPT_SCSI_SG_DEPTH, + .max_sectors = 8192, + .cmd_per_lun = 7, + .use_clustering = ENABLE_CLUSTERING, +}; + +static struct sas_function_template mptsas_transport_functions = { +}; + +static struct scsi_transport_template *mptsas_transport_template; + +#ifdef SASDEBUG +static void mptsas_print_phy_data(MPI_SAS_IO_UNIT0_PHY_DATA *phy_data) +{ + printk("---- IO UNIT PAGE 0 ------------\n"); + printk("Handle=0x%X\n", + le16_to_cpu(phy_data->AttachedDeviceHandle)); + printk("Controller Handle=0x%X\n", + le16_to_cpu(phy_data->ControllerDevHandle)); + printk("Port=0x%X\n", phy_data->Port); + printk("Port Flags=0x%X\n", phy_data->PortFlags); + printk("PHY Flags=0x%X\n", phy_data->PhyFlags); + printk("Negotiated Link Rate=0x%X\n", phy_data->NegotiatedLinkRate); + printk("Controller PHY Device Info=0x%X\n", + le32_to_cpu(phy_data->ControllerPhyDeviceInfo)); + printk("DiscoveryStatus=0x%X\n", + le32_to_cpu(phy_data->DiscoveryStatus)); + printk("\n"); +} + +static void mptsas_print_phy_pg0(SasPhyPage0_t *pg0) +{ + __le64 sas_address; + + memcpy(&sas_address, &pg0->SASAddress, sizeof(__le64)); + + printk("---- SAS PHY PAGE 0 ------------\n"); + printk("Attached Device Handle=0x%X\n", + le16_to_cpu(pg0->AttachedDevHandle)); + printk("SAS Address=0x%llX\n", + (unsigned long long)le64_to_cpu(sas_address)); + printk("Attached PHY Identifier=0x%X\n", pg0->AttachedPhyIdentifier); + printk("Attached Device Info=0x%X\n", + le32_to_cpu(pg0->AttachedDeviceInfo)); + printk("Programmed Link Rate=0x%X\n", pg0->ProgrammedLinkRate); + printk("Change Count=0x%X\n", pg0->ChangeCount); + printk("PHY Info=0x%X\n", le32_to_cpu(pg0->PhyInfo)); + printk("\n"); +} + +static void mptsas_print_device_pg0(SasDevicePage0_t *pg0) +{ + __le64 sas_address; + + memcpy(&sas_address, &pg0->SASAddress, sizeof(__le64)); + + printk("---- SAS DEVICE PAGE 0 ---------\n"); + printk("Handle=0x%X\n" ,le16_to_cpu(pg0->DevHandle)); + printk("Enclosure Handle=0x%X\n", le16_to_cpu(pg0->EnclosureHandle)); + printk("Slot=0x%X\n", le16_to_cpu(pg0->Slot)); + printk("SAS Address=0x%llX\n", le64_to_cpu(sas_address)); + printk("Target ID=0x%X\n", pg0->TargetID); + printk("Bus=0x%X\n", pg0->Bus); + printk("PhyNum=0x%X\n", pg0->PhyNum); + printk("AccessStatus=0x%X\n", le16_to_cpu(pg0->AccessStatus)); + printk("Device Info=0x%X\n", le32_to_cpu(pg0->DeviceInfo)); + printk("Flags=0x%X\n", le16_to_cpu(pg0->Flags)); + printk("Physical Port=0x%X\n", pg0->PhysicalPort); + printk("\n"); +} + +static void mptsas_print_expander_pg1(SasExpanderPage1_t *pg1) +{ + printk("---- SAS EXPANDER PAGE 1 ------------\n"); + + printk("Physical Port=0x%X\n", pg1->PhysicalPort); + printk("PHY Identifier=0x%X\n", pg1->Phy); + printk("Negotiated Link Rate=0x%X\n", pg1->NegotiatedLinkRate); + printk("Programmed Link Rate=0x%X\n", pg1->ProgrammedLinkRate); + printk("Hardware Link Rate=0x%X\n", pg1->HwLinkRate); + printk("Owner Device Handle=0x%X\n", + le16_to_cpu(pg1->OwnerDevHandle)); + printk("Attached Device Handle=0x%X\n", + le16_to_cpu(pg1->AttachedDevHandle)); +} +#else +#define mptsas_print_phy_data(phy_data) do { } while (0) +#define mptsas_print_phy_pg0(pg0) do { } while (0) +#define mptsas_print_device_pg0(pg0) do { } while (0) +#define mptsas_print_expander_pg1(pg1) do { } while (0) +#endif + +static int +mptsas_sas_io_unit_pg0(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info) +{ + ConfigExtendedPageHeader_t hdr; + CONFIGPARMS cfg; + SasIOUnitPage0_t *buffer; + dma_addr_t dma_handle; + int error, i; + + hdr.PageVersion = MPI_SASIOUNITPAGE0_PAGEVERSION; + hdr.ExtPageLength = 0; + hdr.PageNumber = 0; + hdr.Reserved1 = 0; + hdr.Reserved2 = 0; + hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; + hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT; + + cfg.cfghdr.ehdr = &hdr; + cfg.physAddr = -1; + cfg.pageAddr = 0; + cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; + cfg.dir = 0; /* read */ + cfg.timeout = 10; + + error = mpt_config(ioc, &cfg); + if (error) + goto out; + if (!hdr.ExtPageLength) { + error = -ENXIO; + goto out; + } + + buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, + &dma_handle); + if (!buffer) { + error = -ENOMEM; + goto out; + } + + cfg.physAddr = dma_handle; + cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; + + error = mpt_config(ioc, &cfg); + if (error) + goto out_free_consistent; + + port_info->num_phys = buffer->NumPhys; + port_info->phy_info = kcalloc(port_info->num_phys, + sizeof(struct mptsas_phyinfo),GFP_KERNEL); + if (!port_info->phy_info) { + error = -ENOMEM; + goto out_free_consistent; + } + + for (i = 0; i < port_info->num_phys; i++) { + mptsas_print_phy_data(&buffer->PhyData[i]); + port_info->phy_info[i].phy_id = i; + port_info->phy_info[i].port_id = + buffer->PhyData[i].Port; + port_info->phy_info[i].negotiated_link_rate = + buffer->PhyData[i].NegotiatedLinkRate; + } + + out_free_consistent: + pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, + buffer, dma_handle); + out: + return error; +} + +static int +mptsas_sas_phy_pg0(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info, + u32 form, u32 form_specific) +{ + ConfigExtendedPageHeader_t hdr; + CONFIGPARMS cfg; + SasPhyPage0_t *buffer; + dma_addr_t dma_handle; + int error; + + hdr.PageVersion = MPI_SASPHY0_PAGEVERSION; + hdr.ExtPageLength = 0; + hdr.PageNumber = 0; + hdr.Reserved1 = 0; + hdr.Reserved2 = 0; + hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; + hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_PHY; + + cfg.cfghdr.ehdr = &hdr; + cfg.dir = 0; /* read */ + cfg.timeout = 10; + + /* Get Phy Pg 0 for each Phy. */ + cfg.physAddr = -1; + cfg.pageAddr = form + form_specific; + cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; + + error = mpt_config(ioc, &cfg); + if (error) + goto out; + + if (!hdr.ExtPageLength) { + error = -ENXIO; + goto out; + } + + buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, + &dma_handle); + if (!buffer) { + error = -ENOMEM; + goto out; + } + + cfg.physAddr = dma_handle; + cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; + + error = mpt_config(ioc, &cfg); + if (error) + goto out_free_consistent; + + mptsas_print_phy_pg0(buffer); + + phy_info->hw_link_rate = buffer->HwLinkRate; + phy_info->programmed_link_rate = buffer->ProgrammedLinkRate; + phy_info->identify.handle = le16_to_cpu(buffer->OwnerDevHandle); + phy_info->attached.handle = le16_to_cpu(buffer->AttachedDevHandle); + + out_free_consistent: + pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, + buffer, dma_handle); + out: + return error; +} + +static int +mptsas_sas_device_pg0(MPT_ADAPTER *ioc, struct mptsas_devinfo *device_info, + u32 form, u32 form_specific) +{ + ConfigExtendedPageHeader_t hdr; + CONFIGPARMS cfg; + SasDevicePage0_t *buffer; + dma_addr_t dma_handle; + __le64 sas_address; + int error; + + hdr.PageVersion = MPI_SASDEVICE0_PAGEVERSION; + hdr.ExtPageLength = 0; + hdr.PageNumber = 0; + hdr.Reserved1 = 0; + hdr.Reserved2 = 0; + hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; + hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE; + + cfg.cfghdr.ehdr = &hdr; + cfg.pageAddr = form + form_specific; + cfg.physAddr = -1; + cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; + cfg.dir = 0; /* read */ + cfg.timeout = 10; + + error = mpt_config(ioc, &cfg); + if (error) + goto out; + if (!hdr.ExtPageLength) { + error = -ENXIO; + goto out; + } + + buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, + &dma_handle); + if (!buffer) { + error = -ENOMEM; + goto out; + } + + cfg.physAddr = dma_handle; + cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; + + error = mpt_config(ioc, &cfg); + if (error) + goto out_free_consistent; + + mptsas_print_device_pg0(buffer); + + device_info->handle = le16_to_cpu(buffer->DevHandle); + device_info->phy_id = buffer->PhyNum; + device_info->port_id = buffer->PhysicalPort; + device_info->target = buffer->TargetID; + device_info->bus = buffer->Bus; + memcpy(&sas_address, &buffer->SASAddress, sizeof(__le64)); + device_info->sas_address = le64_to_cpu(sas_address); + device_info->device_info = + le32_to_cpu(buffer->DeviceInfo); + + out_free_consistent: + pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, + buffer, dma_handle); + out: + return error; +} + +static int +mptsas_sas_expander_pg0(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info, + u32 form, u32 form_specific) +{ + ConfigExtendedPageHeader_t hdr; + CONFIGPARMS cfg; + SasExpanderPage0_t *buffer; + dma_addr_t dma_handle; + int error; + + hdr.PageVersion = MPI_SASEXPANDER0_PAGEVERSION; + hdr.ExtPageLength = 0; + hdr.PageNumber = 0; + hdr.Reserved1 = 0; + hdr.Reserved2 = 0; + hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; + hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_EXPANDER; + + cfg.cfghdr.ehdr = &hdr; + cfg.physAddr = -1; + cfg.pageAddr = form + form_specific; + cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; + cfg.dir = 0; /* read */ + cfg.timeout = 10; + + error = mpt_config(ioc, &cfg); + if (error) + goto out; + + if (!hdr.ExtPageLength) { + error = -ENXIO; + goto out; + } + + buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, + &dma_handle); + if (!buffer) { + error = -ENOMEM; + goto out; + } + + cfg.physAddr = dma_handle; + cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; + + error = mpt_config(ioc, &cfg); + if (error) + goto out_free_consistent; + + /* save config data */ + port_info->num_phys = buffer->NumPhys; + port_info->handle = le16_to_cpu(buffer->DevHandle); + port_info->phy_info = kcalloc(port_info->num_phys, + sizeof(struct mptsas_phyinfo),GFP_KERNEL); + if (!port_info->phy_info) { + error = -ENOMEM; + goto out_free_consistent; + } + + out_free_consistent: + pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, + buffer, dma_handle); + out: + return error; +} + +static int +mptsas_sas_expander_pg1(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info, + u32 form, u32 form_specific) +{ + ConfigExtendedPageHeader_t hdr; + CONFIGPARMS cfg; + SasExpanderPage1_t *buffer; + dma_addr_t dma_handle; + int error; + + hdr.PageVersion = MPI_SASEXPANDER0_PAGEVERSION; + hdr.ExtPageLength = 0; + hdr.PageNumber = 1; + hdr.Reserved1 = 0; + hdr.Reserved2 = 0; + hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; + hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_EXPANDER; + + cfg.cfghdr.ehdr = &hdr; + cfg.physAddr = -1; + cfg.pageAddr = form + form_specific; + cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; + cfg.dir = 0; /* read */ + cfg.timeout = 10; + + error = mpt_config(ioc, &cfg); + if (error) + goto out; + + if (!hdr.ExtPageLength) { + error = -ENXIO; + goto out; + } + + buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, + &dma_handle); + if (!buffer) { + error = -ENOMEM; + goto out; + } + + cfg.physAddr = dma_handle; + cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; + + error = mpt_config(ioc, &cfg); + if (error) + goto out_free_consistent; + + + mptsas_print_expander_pg1(buffer); + + /* save config data */ + phy_info->phy_id = buffer->Phy; + phy_info->port_id = buffer->PhysicalPort; + phy_info->negotiated_link_rate = buffer->NegotiatedLinkRate; + phy_info->programmed_link_rate = buffer->ProgrammedLinkRate; + phy_info->hw_link_rate = buffer->HwLinkRate; + phy_info->identify.handle = le16_to_cpu(buffer->OwnerDevHandle); + phy_info->attached.handle = le16_to_cpu(buffer->AttachedDevHandle); + + + out_free_consistent: + pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, + buffer, dma_handle); + out: + return error; +} + +static void +mptsas_parse_device_info(struct sas_identify *identify, + struct mptsas_devinfo *device_info) +{ + u16 protocols; + + identify->sas_address = device_info->sas_address; + identify->phy_identifier = device_info->phy_id; + + /* + * Fill in Phy Initiator Port Protocol. + * Bits 6:3, more than one bit can be set, fall through cases. + */ + protocols = device_info->device_info & 0x78; + identify->initiator_port_protocols = 0; + if (protocols & MPI_SAS_DEVICE_INFO_SSP_INITIATOR) + identify->initiator_port_protocols |= SAS_PROTOCOL_SSP; + if (protocols & MPI_SAS_DEVICE_INFO_STP_INITIATOR) + identify->initiator_port_protocols |= SAS_PROTOCOL_STP; + if (protocols & MPI_SAS_DEVICE_INFO_SMP_INITIATOR) + identify->initiator_port_protocols |= SAS_PROTOCOL_SMP; + if (protocols & MPI_SAS_DEVICE_INFO_SATA_HOST) + identify->initiator_port_protocols |= SAS_PROTOCOL_SATA; + + /* + * Fill in Phy Target Port Protocol. + * Bits 10:7, more than one bit can be set, fall through cases. + */ + protocols = device_info->device_info & 0x780; + identify->target_port_protocols = 0; + if (protocols & MPI_SAS_DEVICE_INFO_SSP_TARGET) + identify->target_port_protocols |= SAS_PROTOCOL_SSP; + if (protocols & MPI_SAS_DEVICE_INFO_STP_TARGET) + identify->target_port_protocols |= SAS_PROTOCOL_STP; + if (protocols & MPI_SAS_DEVICE_INFO_SMP_TARGET) + identify->target_port_protocols |= SAS_PROTOCOL_SMP; + if (protocols & MPI_SAS_DEVICE_INFO_SATA_DEVICE) + identify->target_port_protocols |= SAS_PROTOCOL_SATA; + + /* + * Fill in Attached device type. + */ + switch (device_info->device_info & + MPI_SAS_DEVICE_INFO_MASK_DEVICE_TYPE) { + case MPI_SAS_DEVICE_INFO_NO_DEVICE: + identify->device_type = SAS_PHY_UNUSED; + break; + case MPI_SAS_DEVICE_INFO_END_DEVICE: + identify->device_type = SAS_END_DEVICE; + break; + case MPI_SAS_DEVICE_INFO_EDGE_EXPANDER: + identify->device_type = SAS_EDGE_EXPANDER_DEVICE; + break; + case MPI_SAS_DEVICE_INFO_FANOUT_EXPANDER: + identify->device_type = SAS_FANOUT_EXPANDER_DEVICE; + break; + } +} + +static int mptsas_probe_one_phy(struct device *dev, + struct mptsas_phyinfo *phy_info, int index) +{ + struct sas_phy *port; + int error; + + port = sas_phy_alloc(dev, index); + if (!port) + return -ENOMEM; + + port->port_identifier = phy_info->port_id; + mptsas_parse_device_info(&port->identify, &phy_info->identify); + + /* + * Set Negotiated link rate. + */ + switch (phy_info->negotiated_link_rate) { + case MPI_SAS_IOUNIT0_RATE_PHY_DISABLED: + port->negotiated_linkrate = SAS_PHY_DISABLED; + break; + case MPI_SAS_IOUNIT0_RATE_FAILED_SPEED_NEGOTIATION: + port->negotiated_linkrate = SAS_LINK_RATE_FAILED; + break; + case MPI_SAS_IOUNIT0_RATE_1_5: + port->negotiated_linkrate = SAS_LINK_RATE_1_5_GBPS; + break; + case MPI_SAS_IOUNIT0_RATE_3_0: + port->negotiated_linkrate = SAS_LINK_RATE_3_0_GBPS; + break; + case MPI_SAS_IOUNIT0_RATE_SATA_OOB_COMPLETE: + case MPI_SAS_IOUNIT0_RATE_UNKNOWN: + default: + port->negotiated_linkrate = SAS_LINK_RATE_UNKNOWN; + break; + } + + /* + * Set Max hardware link rate. + */ + switch (phy_info->hw_link_rate & MPI_SAS_PHY0_PRATE_MAX_RATE_MASK) { + case MPI_SAS_PHY0_HWRATE_MAX_RATE_1_5: + port->maximum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS; + break; + case MPI_SAS_PHY0_PRATE_MAX_RATE_3_0: + port->maximum_linkrate_hw = SAS_LINK_RATE_3_0_GBPS; + break; + default: + break; + } + + /* + * Set Max programmed link rate. + */ + switch (phy_info->programmed_link_rate & + MPI_SAS_PHY0_PRATE_MAX_RATE_MASK) { + case MPI_SAS_PHY0_PRATE_MAX_RATE_1_5: + port->maximum_linkrate = SAS_LINK_RATE_1_5_GBPS; + break; + case MPI_SAS_PHY0_PRATE_MAX_RATE_3_0: + port->maximum_linkrate = SAS_LINK_RATE_3_0_GBPS; + break; + default: + break; + } + + /* + * Set Min hardware link rate. + */ + switch (phy_info->hw_link_rate & MPI_SAS_PHY0_HWRATE_MIN_RATE_MASK) { + case MPI_SAS_PHY0_HWRATE_MIN_RATE_1_5: + port->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS; + break; + case MPI_SAS_PHY0_PRATE_MIN_RATE_3_0: + port->minimum_linkrate_hw = SAS_LINK_RATE_3_0_GBPS; + break; + default: + break; + } + + /* + * Set Min programmed link rate. + */ + switch (phy_info->programmed_link_rate & + MPI_SAS_PHY0_PRATE_MIN_RATE_MASK) { + case MPI_SAS_PHY0_PRATE_MIN_RATE_1_5: + port->minimum_linkrate = SAS_LINK_RATE_1_5_GBPS; + break; + case MPI_SAS_PHY0_PRATE_MIN_RATE_3_0: + port->minimum_linkrate = SAS_LINK_RATE_3_0_GBPS; + break; + default: + break; + } + + error = sas_phy_add(port); + if (error) { + sas_phy_free(port); + return error; + } + + if (phy_info->attached.handle) { + struct sas_rphy *rphy; + + rphy = sas_rphy_alloc(port); + if (!rphy) + return 0; /* non-fatal: an rphy can be added later */ + + mptsas_parse_device_info(&rphy->identify, &phy_info->attached); + error = sas_rphy_add(rphy); + if (error) { + sas_rphy_free(rphy); + return error; + } + + phy_info->rphy = rphy; + } + + return 0; +} + +static int +mptsas_probe_hba_phys(MPT_ADAPTER *ioc, int *index) +{ + struct mptsas_portinfo *port_info; + u32 handle = 0xFFFF; + int error = -ENOMEM, i; + + port_info = kmalloc(sizeof(*port_info), GFP_KERNEL); + if (!port_info) + goto out; + memset(port_info, 0, sizeof(*port_info)); + + error = mptsas_sas_io_unit_pg0(ioc, port_info); + if (error) + goto out_free_port_info; + + list_add_tail(&port_info->list, &ioc->sas_topology); + + for (i = 0; i < port_info->num_phys; i++) { + mptsas_sas_phy_pg0(ioc, &port_info->phy_info[i], + (MPI_SAS_PHY_PGAD_FORM_PHY_NUMBER << + MPI_SAS_PHY_PGAD_FORM_SHIFT), i); + + mptsas_sas_device_pg0(ioc, &port_info->phy_info[i].identify, + (MPI_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE << + MPI_SAS_DEVICE_PGAD_FORM_SHIFT), handle); + handle = port_info->phy_info[i].identify.handle; + + if (port_info->phy_info[i].attached.handle) { + mptsas_sas_device_pg0(ioc, + &port_info->phy_info[i].attached, + (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << + MPI_SAS_DEVICE_PGAD_FORM_SHIFT), + port_info->phy_info[i].attached.handle); + } + + mptsas_probe_one_phy(&ioc->sh->shost_gendev, + &port_info->phy_info[i], *index); + (*index)++; + } + + return 0; + + out_free_port_info: + kfree(port_info); + out: + return error; +} + +static int +mptsas_probe_expander_phys(MPT_ADAPTER *ioc, u32 *handle, int *index) +{ + struct mptsas_portinfo *port_info, *p; + int error = -ENOMEM, i, j; + + port_info = kmalloc(sizeof(*port_info), GFP_KERNEL); + if (!port_info) + goto out; + memset(port_info, 0, sizeof(*port_info)); + + error = mptsas_sas_expander_pg0(ioc, port_info, + (MPI_SAS_EXPAND_PGAD_FORM_GET_NEXT_HANDLE << + MPI_SAS_EXPAND_PGAD_FORM_SHIFT), *handle); + if (error) + goto out_free_port_info; + + *handle = port_info->handle; + + list_add_tail(&port_info->list, &ioc->sas_topology); + for (i = 0; i < port_info->num_phys; i++) { + struct device *parent; + + mptsas_sas_expander_pg1(ioc, &port_info->phy_info[i], + (MPI_SAS_EXPAND_PGAD_FORM_HANDLE_PHY_NUM << + MPI_SAS_EXPAND_PGAD_FORM_SHIFT), (i << 16) + *handle); + + if (port_info->phy_info[i].identify.handle) { + mptsas_sas_device_pg0(ioc, + &port_info->phy_info[i].identify, + (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << + MPI_SAS_DEVICE_PGAD_FORM_SHIFT), + port_info->phy_info[i].identify.handle); + } + + if (port_info->phy_info[i].attached.handle) { + mptsas_sas_device_pg0(ioc, + &port_info->phy_info[i].attached, + (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << + MPI_SAS_DEVICE_PGAD_FORM_SHIFT), + port_info->phy_info[i].attached.handle); + } + + /* + * If we find a parent port handle this expander is + * attached to another expander, else it hangs of the + * HBA phys. + */ + parent = &ioc->sh->shost_gendev; + list_for_each_entry(p, &ioc->sas_topology, list) { + for (j = 0; j < p->num_phys; j++) { + if (port_info->phy_info[i].identify.handle == + p->phy_info[j].attached.handle) + parent = &p->phy_info[j].rphy->dev; + } + } + + mptsas_probe_one_phy(parent, &port_info->phy_info[i], *index); + (*index)++; + } + + return 0; + + out_free_port_info: + kfree(port_info); + out: + return error; +} + +static void +mptsas_scan_sas_topology(MPT_ADAPTER *ioc) +{ + u32 handle = 0xFFFF; + int index = 0; + + mptsas_probe_hba_phys(ioc, &index); + while (!mptsas_probe_expander_phys(ioc, &handle, &index)) + ; +} + +static int +mptsas_probe(struct pci_dev *pdev, const struct pci_device_id *id) +{ + struct Scsi_Host *sh; + MPT_SCSI_HOST *hd; + MPT_ADAPTER *ioc; + unsigned long flags; + int sz, ii; + int numSGE = 0; + int scale; + int ioc_cap; + u8 *mem; + int error=0; + int r; + + r = mpt_attach(pdev,id); + if (r) + return r; + + ioc = pci_get_drvdata(pdev); + ioc->DoneCtx = mptsasDoneCtx; + ioc->TaskCtx = mptsasTaskCtx; + ioc->InternalCtx = mptsasInternalCtx; + + /* Added sanity check on readiness of the MPT adapter. + */ + if (ioc->last_state != MPI_IOC_STATE_OPERATIONAL) { + printk(MYIOC_s_WARN_FMT + "Skipping because it's not operational!\n", + ioc->name); + return -ENODEV; + } + + if (!ioc->active) { + printk(MYIOC_s_WARN_FMT "Skipping because it's disabled!\n", + ioc->name); + return -ENODEV; + } + + /* Sanity check - ensure at least 1 port is INITIATOR capable + */ + ioc_cap = 0; + for (ii = 0; ii < ioc->facts.NumberOfPorts; ii++) { + if (ioc->pfacts[ii].ProtocolFlags & + MPI_PORTFACTS_PROTOCOL_INITIATOR) + ioc_cap++; + } + + if (!ioc_cap) { + printk(MYIOC_s_WARN_FMT + "Skipping ioc=%p because SCSI Initiator mode " + "is NOT enabled!\n", ioc->name, ioc); + return 0; + } + + sh = scsi_host_alloc(&mptsas_driver_template, sizeof(MPT_SCSI_HOST)); + if (!sh) { + printk(MYIOC_s_WARN_FMT + "Unable to register controller with SCSI subsystem\n", + ioc->name); + return -1; + } + + spin_lock_irqsave(&ioc->FreeQlock, flags); + + /* Attach the SCSI Host to the IOC structure + */ + ioc->sh = sh; + + sh->io_port = 0; + sh->n_io_port = 0; + sh->irq = 0; + + /* set 16 byte cdb's */ + sh->max_cmd_len = 16; + + sh->max_id = ioc->pfacts->MaxDevices + 1; + + sh->transportt = mptsas_transport_template; + + sh->max_lun = MPT_LAST_LUN + 1; + sh->max_channel = 0; + sh->this_id = ioc->pfacts[0].PortSCSIID; + + /* Required entry. + */ + sh->unique_id = ioc->id; + + INIT_LIST_HEAD(&ioc->sas_topology); + + /* Verify that we won't exceed the maximum + * number of chain buffers + * We can optimize: ZZ = req_sz/sizeof(SGE) + * For 32bit SGE's: + * numSGE = 1 + (ZZ-1)*(maxChain -1) + ZZ + * + (req_sz - 64)/sizeof(SGE) + * A slightly different algorithm is required for + * 64bit SGEs. + */ + scale = ioc->req_sz/(sizeof(dma_addr_t) + sizeof(u32)); + if (sizeof(dma_addr_t) == sizeof(u64)) { + numSGE = (scale - 1) * + (ioc->facts.MaxChainDepth-1) + scale + + (ioc->req_sz - 60) / (sizeof(dma_addr_t) + + sizeof(u32)); + } else { + numSGE = 1 + (scale - 1) * + (ioc->facts.MaxChainDepth-1) + scale + + (ioc->req_sz - 64) / (sizeof(dma_addr_t) + + sizeof(u32)); + } + + if (numSGE < sh->sg_tablesize) { + /* Reset this value */ + dprintk((MYIOC_s_INFO_FMT + "Resetting sg_tablesize to %d from %d\n", + ioc->name, numSGE, sh->sg_tablesize)); + sh->sg_tablesize = numSGE; + } + + spin_unlock_irqrestore(&ioc->FreeQlock, flags); + + hd = (MPT_SCSI_HOST *) sh->hostdata; + hd->ioc = ioc; + + /* SCSI needs scsi_cmnd lookup table! + * (with size equal to req_depth*PtrSz!) + */ + sz = ioc->req_depth * sizeof(void *); + mem = kmalloc(sz, GFP_ATOMIC); + if (mem == NULL) { + error = -ENOMEM; + goto mptsas_probe_failed; + } + + memset(mem, 0, sz); + hd->ScsiLookup = (struct scsi_cmnd **) mem; + + dprintk((MYIOC_s_INFO_FMT "ScsiLookup @ %p, sz=%d\n", + ioc->name, hd->ScsiLookup, sz)); + + /* Allocate memory for the device structures. + * A non-Null pointer at an offset + * indicates a device exists. + * max_id = 1 + maximum id (hosts.h) + */ + sz = sh->max_id * sizeof(void *); + mem = kmalloc(sz, GFP_ATOMIC); + if (mem == NULL) { + error = -ENOMEM; + goto mptsas_probe_failed; + } + + memset(mem, 0, sz); + hd->Targets = (VirtDevice **) mem; + + dprintk((KERN_INFO + " Targets @ %p, sz=%d\n", hd->Targets, sz)); + + /* Clear the TM flags + */ + hd->tmPending = 0; + hd->tmState = TM_STATE_NONE; + hd->resetPending = 0; + hd->abortSCpnt = NULL; + + /* Clear the pointer used to store + * single-threaded commands, i.e., those + * issued during a bus scan, dv and + * configuration pages. + */ + hd->cmdPtr = NULL; + + /* Initialize this SCSI Hosts' timers + * To use, set the timer expires field + * and add_timer + */ + init_timer(&hd->timer); + hd->timer.data = (unsigned long) hd; + hd->timer.function = mptscsih_timer_expired; + + hd->mpt_pq_filter = mpt_pq_filter; + ioc->sas_data.ptClear = mpt_pt_clear; + + if (ioc->sas_data.ptClear==1) { + mptbase_sas_persist_operation( + ioc, MPI_SAS_OP_CLEAR_ALL_PERSISTENT); + } + + ddvprintk((MYIOC_s_INFO_FMT + "mpt_pq_filter %x mpt_pq_filter %x\n", + ioc->name, + mpt_pq_filter, + mpt_pq_filter)); + + init_waitqueue_head(&hd->scandv_waitq); + hd->scandv_wait_done = 0; + hd->last_queue_full = 0; + + error = scsi_add_host(sh, &ioc->pcidev->dev); + if (error) { + dprintk((KERN_ERR MYNAM + "scsi_add_host failed\n")); + goto mptsas_probe_failed; + } + + mptsas_scan_sas_topology(ioc); + + return 0; + +mptsas_probe_failed: + + mptscsih_remove(pdev); + return error; +} + +static void __devexit mptsas_remove(struct pci_dev *pdev) +{ + MPT_ADAPTER *ioc = pci_get_drvdata(pdev); + struct mptsas_portinfo *p, *n; + + sas_remove_host(ioc->sh); + + list_for_each_entry_safe(p, n, &ioc->sas_topology, list) { + list_del(&p->list); + kfree(p); + } + + mptscsih_remove(pdev); +} + +static struct pci_device_id mptsas_pci_table[] = { + { PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_SAS1064, + PCI_ANY_ID, PCI_ANY_ID }, + { PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_SAS1066, + PCI_ANY_ID, PCI_ANY_ID }, + { PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_SAS1068, + PCI_ANY_ID, PCI_ANY_ID }, + { PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_SAS1064E, + PCI_ANY_ID, PCI_ANY_ID }, + { PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_SAS1066E, + PCI_ANY_ID, PCI_ANY_ID }, + { PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_SAS1068E, + PCI_ANY_ID, PCI_ANY_ID }, + {0} /* Terminating entry */ +}; +MODULE_DEVICE_TABLE(pci, mptsas_pci_table); + + +static struct pci_driver mptsas_driver = { + .name = "mptsas", + .id_table = mptsas_pci_table, + .probe = mptsas_probe, + .remove = __devexit_p(mptsas_remove), + .shutdown = mptscsih_shutdown, +#ifdef CONFIG_PM + .suspend = mptscsih_suspend, + .resume = mptscsih_resume, +#endif +}; + +static int __init +mptsas_init(void) +{ + show_mptmod_ver(my_NAME, my_VERSION); + + mptsas_transport_template = + sas_attach_transport(&mptsas_transport_functions); + if (!mptsas_transport_template) + return -ENODEV; + + mptsasDoneCtx = mpt_register(mptscsih_io_done, MPTSAS_DRIVER); + mptsasTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTSAS_DRIVER); + mptsasInternalCtx = + mpt_register(mptscsih_scandv_complete, MPTSAS_DRIVER); + + if (mpt_event_register(mptsasDoneCtx, mptscsih_event_process) == 0) { + devtprintk((KERN_INFO MYNAM + ": Registered for IOC event notifications\n")); + } + + if (mpt_reset_register(mptsasDoneCtx, mptscsih_ioc_reset) == 0) { + dprintk((KERN_INFO MYNAM + ": Registered for IOC reset notifications\n")); + } + + return pci_register_driver(&mptsas_driver); +} + +static void __exit +mptsas_exit(void) +{ + pci_unregister_driver(&mptsas_driver); + sas_release_transport(mptsas_transport_template); + + mpt_reset_deregister(mptsasDoneCtx); + mpt_event_deregister(mptsasDoneCtx); + + mpt_deregister(mptsasInternalCtx); + mpt_deregister(mptsasTaskCtx); + mpt_deregister(mptsasDoneCtx); +} + +module_init(mptsas_init); +module_exit(mptsas_exit); diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c index 4a003dc5fde8..5cb07eb224d7 100644 --- a/drivers/message/fusion/mptscsih.c +++ b/drivers/message/fusion/mptscsih.c @@ -62,6 +62,7 @@ #include <scsi/scsi_device.h> #include <scsi/scsi_host.h> #include <scsi/scsi_tcq.h> +#include <scsi/scsi_dbg.h> #include "mptbase.h" #include "mptscsih.h" @@ -93,8 +94,9 @@ typedef struct _BIG_SENSE_BUF { #define MPT_ICFLAG_BUF_CAP 0x01 /* ReadBuffer Read Capacity format */ #define MPT_ICFLAG_ECHO 0x02 /* ReadBuffer Echo buffer format */ -#define MPT_ICFLAG_PHYS_DISK 0x04 /* Any SCSI IO but do Phys Disk Format */ -#define MPT_ICFLAG_TAGGED_CMD 0x08 /* Do tagged IO */ +#define MPT_ICFLAG_EBOS 0x04 /* ReadBuffer Echo buffer has EBOS */ +#define MPT_ICFLAG_PHYS_DISK 0x08 /* Any SCSI IO but do Phys Disk Format */ +#define MPT_ICFLAG_TAGGED_CMD 0x10 /* Do tagged IO */ #define MPT_ICFLAG_DID_RESET 0x20 /* Bus Reset occurred with this command */ #define MPT_ICFLAG_RESERVED 0x40 /* Reserved has been issued */ @@ -159,6 +161,8 @@ int mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR static int mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *iocmd); static int mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, int portnum); +static struct work_struct mptscsih_persistTask; + #ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION static int mptscsih_do_raid(MPT_SCSI_HOST *hd, u8 action, INTERNAL_CMD *io); static void mptscsih_domainValidation(void *hd); @@ -167,6 +171,7 @@ static void mptscsih_qas_check(MPT_SCSI_HOST *hd, int id); static int mptscsih_doDv(MPT_SCSI_HOST *hd, int channel, int target); static void mptscsih_dv_parms(MPT_SCSI_HOST *hd, DVPARAMETERS *dv,void *pPage); static void mptscsih_fillbuf(char *buffer, int size, int index, int width); +static void mptscsih_set_dvflags_raid(MPT_SCSI_HOST *hd, int id); #endif void mptscsih_remove(struct pci_dev *); @@ -606,11 +611,24 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) xfer_cnt = le32_to_cpu(pScsiReply->TransferCount); sc->resid = sc->request_bufflen - xfer_cnt; + /* + * if we get a data underrun indication, yet no data was + * transferred and the SCSI status indicates that the + * command was never started, change the data underrun + * to success + */ + if (status == MPI_IOCSTATUS_SCSI_DATA_UNDERRUN && xfer_cnt == 0 && + (scsi_status == MPI_SCSI_STATUS_BUSY || + scsi_status == MPI_SCSI_STATUS_RESERVATION_CONFLICT || + scsi_status == MPI_SCSI_STATUS_TASK_SET_FULL)) { + status = MPI_IOCSTATUS_SUCCESS; + } + dreplyprintk((KERN_NOTICE "Reply ha=%d id=%d lun=%d:\n" "IOCStatus=%04xh SCSIState=%02xh SCSIStatus=%02xh\n" "resid=%d bufflen=%d xfer_cnt=%d\n", ioc->id, pScsiReq->TargetID, pScsiReq->LUN[1], - status, scsi_state, scsi_status, sc->resid, + status, scsi_state, scsi_status, sc->resid, sc->request_bufflen, xfer_cnt)); if (scsi_state & MPI_SCSI_STATE_AUTOSENSE_VALID) @@ -619,8 +637,11 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) /* * Look for + dump FCP ResponseInfo[]! */ - if (scsi_state & MPI_SCSI_STATE_RESPONSE_INFO_VALID) { - printk(KERN_NOTICE " FCP_ResponseInfo=%08xh\n", + if (scsi_state & MPI_SCSI_STATE_RESPONSE_INFO_VALID && + pScsiReply->ResponseInfo) { + printk(KERN_NOTICE "ha=%d id=%d lun=%d: " + "FCP_ResponseInfo=%08xh\n", + ioc->id, pScsiReq->TargetID, pScsiReq->LUN[1], le32_to_cpu(pScsiReply->ResponseInfo)); } @@ -661,23 +682,13 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) break; case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: /* 0x0049 */ - if ( xfer_cnt >= sc->underflow ) { - /* Sufficient data transfer occurred */ + sc->resid = sc->request_bufflen - xfer_cnt; + if((xfer_cnt==0)||(sc->underflow > xfer_cnt)) + sc->result=DID_SOFT_ERROR << 16; + else /* Sufficient data transfer occurred */ sc->result = (DID_OK << 16) | scsi_status; - } else if ( xfer_cnt == 0 ) { - /* A CRC Error causes this condition; retry */ - sc->result = (DRIVER_SENSE << 24) | (DID_OK << 16) | - (CHECK_CONDITION << 1); - sc->sense_buffer[0] = 0x70; - sc->sense_buffer[2] = NO_SENSE; - sc->sense_buffer[12] = 0; - sc->sense_buffer[13] = 0; - } else { - sc->result = DID_SOFT_ERROR << 16; - } - dreplyprintk((KERN_NOTICE - "RESIDUAL_MISMATCH: result=%x on id=%d\n", - sc->result, sc->device->id)); + dreplyprintk((KERN_NOTICE + "RESIDUAL_MISMATCH: result=%x on id=%d\n", sc->result, sc->device->id)); break; case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN: /* 0x0045 */ @@ -692,7 +703,10 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) ; } else { if (xfer_cnt < sc->underflow) { - sc->result = DID_SOFT_ERROR << 16; + if (scsi_status == SAM_STAT_BUSY) + sc->result = SAM_STAT_BUSY; + else + sc->result = DID_SOFT_ERROR << 16; } if (scsi_state & (MPI_SCSI_STATE_AUTOSENSE_FAILED | MPI_SCSI_STATE_NO_SCSI_STATUS)) { /* What to do? @@ -717,8 +731,10 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) case MPI_IOCSTATUS_SCSI_RECOVERED_ERROR: /* 0x0040 */ case MPI_IOCSTATUS_SUCCESS: /* 0x0000 */ - scsi_status = pScsiReply->SCSIStatus; - sc->result = (DID_OK << 16) | scsi_status; + if (scsi_status == MPI_SCSI_STATUS_BUSY) + sc->result = (DID_BUS_BUSY << 16) | scsi_status; + else + sc->result = (DID_OK << 16) | scsi_status; if (scsi_state == 0) { ; } else if (scsi_state & MPI_SCSI_STATE_AUTOSENSE_VALID) { @@ -890,12 +906,13 @@ mptscsih_search_running_cmds(MPT_SCSI_HOST *hd, uint target, uint lun) SCSIIORequest_t *mf = NULL; int ii; int max = hd->ioc->req_depth; + struct scsi_cmnd *sc; dsprintk((KERN_INFO MYNAM ": search_running target %d lun %d max %d\n", target, lun, max)); for (ii=0; ii < max; ii++) { - if (hd->ScsiLookup[ii] != NULL) { + if ((sc = hd->ScsiLookup[ii]) != NULL) { mf = (SCSIIORequest_t *)MPT_INDEX_2_MFPTR(hd->ioc, ii); @@ -910,9 +927,22 @@ mptscsih_search_running_cmds(MPT_SCSI_HOST *hd, uint target, uint lun) hd->ScsiLookup[ii] = NULL; mptscsih_freeChainBuffers(hd->ioc, ii); mpt_free_msg_frame(hd->ioc, (MPT_FRAME_HDR *)mf); + if (sc->use_sg) { + pci_unmap_sg(hd->ioc->pcidev, + (struct scatterlist *) sc->request_buffer, + sc->use_sg, + sc->sc_data_direction); + } else if (sc->request_bufflen) { + pci_unmap_single(hd->ioc->pcidev, + sc->SCp.dma_handle, + sc->request_bufflen, + sc->sc_data_direction); + } + sc->host_scribble = NULL; + sc->result = DID_NO_CONNECT << 16; + sc->scsi_done(sc); } } - return; } @@ -967,8 +997,10 @@ mptscsih_remove(struct pci_dev *pdev) unsigned long flags; int sz1; - if(!host) + if(!host) { + mpt_detach(pdev); return; + } scsi_remove_host(host); @@ -1256,8 +1288,7 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) MPT_SCSI_HOST *hd; MPT_FRAME_HDR *mf; SCSIIORequest_t *pScsiReq; - VirtDevice *pTarget; - int target; + VirtDevice *pTarget = SCpnt->device->hostdata; int lun; u32 datalen; u32 scsictl; @@ -1267,12 +1298,9 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) int ii; hd = (MPT_SCSI_HOST *) SCpnt->device->host->hostdata; - target = SCpnt->device->id; lun = SCpnt->device->lun; SCpnt->scsi_done = done; - pTarget = hd->Targets[target]; - dmfprintk((MYIOC_s_INFO_FMT "qcmd: SCpnt=%p, done()=%p\n", (hd && hd->ioc) ? hd->ioc->name : "ioc?", SCpnt, done)); @@ -1315,7 +1343,7 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) /* Default to untagged. Once a target structure has been allocated, * use the Inquiry data to determine if device supports tagged. */ - if ( pTarget + if (pTarget && (pTarget->tflags & MPT_TARGET_FLAGS_Q_YES) && (SCpnt->device->tagged_supported)) { scsictl = scsidir | MPI_SCSIIO_CONTROL_SIMPLEQ; @@ -1325,8 +1353,8 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) /* Use the above information to set up the message frame */ - pScsiReq->TargetID = (u8) target; - pScsiReq->Bus = (u8) SCpnt->device->channel; + pScsiReq->TargetID = (u8) pTarget->target_id; + pScsiReq->Bus = pTarget->bus_id; pScsiReq->ChainOffset = 0; pScsiReq->Function = MPI_FUNCTION_SCSI_IO_REQUEST; pScsiReq->CDBLength = SCpnt->cmd_len; @@ -1378,7 +1406,7 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) #ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION if (hd->ioc->bus_type == SCSI) { - int dvStatus = hd->ioc->spi_data.dvStatus[target]; + int dvStatus = hd->ioc->spi_data.dvStatus[pTarget->target_id]; int issueCmd = 1; if (dvStatus || hd->ioc->spi_data.forceDv) { @@ -1426,6 +1454,7 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) return 0; fail: + hd->ScsiLookup[my_idx] = NULL; mptscsih_freeChainBuffers(hd->ioc, my_idx); mpt_free_msg_frame(hd->ioc, mf); return SCSI_MLQUEUE_HOST_BUSY; @@ -1713,24 +1742,23 @@ mptscsih_abort(struct scsi_cmnd * SCpnt) MPT_FRAME_HDR *mf; u32 ctx2abort; int scpnt_idx; + int retval; /* If we can't locate our host adapter structure, return FAILED status. */ if ((hd = (MPT_SCSI_HOST *) SCpnt->device->host->hostdata) == NULL) { SCpnt->result = DID_RESET << 16; SCpnt->scsi_done(SCpnt); - dfailprintk((KERN_WARNING MYNAM ": mptscsih_abort: " + dfailprintk((KERN_INFO MYNAM ": mptscsih_abort: " "Can't locate host! (sc=%p)\n", SCpnt)); return FAILED; } ioc = hd->ioc; - if (hd->resetPending) + if (hd->resetPending) { return FAILED; - - printk(KERN_WARNING MYNAM ": %s: >> Attempting task abort! (sc=%p)\n", - hd->ioc->name, SCpnt); + } if (hd->timeouts < -1) hd->timeouts++; @@ -1738,16 +1766,20 @@ mptscsih_abort(struct scsi_cmnd * SCpnt) /* Find this command */ if ((scpnt_idx = SCPNT_TO_LOOKUP_IDX(SCpnt)) < 0) { - /* Cmd not found in ScsiLookup. + /* Cmd not found in ScsiLookup. * Do OS callback. */ SCpnt->result = DID_RESET << 16; - dtmprintk((KERN_WARNING MYNAM ": %s: mptscsih_abort: " + dtmprintk((KERN_INFO MYNAM ": %s: mptscsih_abort: " "Command not in the active list! (sc=%p)\n", hd->ioc->name, SCpnt)); return SUCCESS; } + printk(KERN_WARNING MYNAM ": %s: attempting task abort! (sc=%p)\n", + hd->ioc->name, SCpnt); + scsi_print_command(SCpnt); + /* Most important! Set TaskMsgContext to SCpnt's MsgContext! * (the IO to be ABORT'd) * @@ -1760,38 +1792,22 @@ mptscsih_abort(struct scsi_cmnd * SCpnt) hd->abortSCpnt = SCpnt; - if (mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK, + retval = mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK, SCpnt->device->channel, SCpnt->device->id, SCpnt->device->lun, - ctx2abort, 2 /* 2 second timeout */) - < 0) { + ctx2abort, 2 /* 2 second timeout */); - /* The TM request failed and the subsequent FW-reload failed! - * Fatal error case. - */ - printk(MYIOC_s_WARN_FMT "Error issuing abort task! (sc=%p)\n", - hd->ioc->name, SCpnt); + printk (KERN_WARNING MYNAM ": %s: task abort: %s (sc=%p)\n", + hd->ioc->name, + ((retval == 0) ? "SUCCESS" : "FAILED" ), SCpnt); - /* We must clear our pending flag before clearing our state. - */ + if (retval == 0) + return SUCCESS; + + if(retval != FAILED ) { hd->tmPending = 0; hd->tmState = TM_STATE_NONE; - - /* Unmap the DMA buffers, if any. */ - if (SCpnt->use_sg) { - pci_unmap_sg(ioc->pcidev, (struct scatterlist *) SCpnt->request_buffer, - SCpnt->use_sg, SCpnt->sc_data_direction); - } else if (SCpnt->request_bufflen) { - pci_unmap_single(ioc->pcidev, SCpnt->SCp.dma_handle, - SCpnt->request_bufflen, SCpnt->sc_data_direction); - } - hd->ScsiLookup[scpnt_idx] = NULL; - SCpnt->result = DID_RESET << 16; - SCpnt->scsi_done(SCpnt); /* Issue the command callback */ - mptscsih_freeChainBuffers(ioc, scpnt_idx); - mpt_free_msg_frame(ioc, mf); - return FAILED; } - return SUCCESS; + return FAILED; } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ @@ -1807,11 +1823,12 @@ int mptscsih_dev_reset(struct scsi_cmnd * SCpnt) { MPT_SCSI_HOST *hd; + int retval; /* If we can't locate our host adapter structure, return FAILED status. */ if ((hd = (MPT_SCSI_HOST *) SCpnt->device->host->hostdata) == NULL){ - dtmprintk((KERN_WARNING MYNAM ": mptscsih_dev_reset: " + dtmprintk((KERN_INFO MYNAM ": mptscsih_dev_reset: " "Can't locate host! (sc=%p)\n", SCpnt)); return FAILED; @@ -1820,24 +1837,26 @@ mptscsih_dev_reset(struct scsi_cmnd * SCpnt) if (hd->resetPending) return FAILED; - printk(KERN_WARNING MYNAM ": %s: >> Attempting target reset! (sc=%p)\n", + printk(KERN_WARNING MYNAM ": %s: attempting target reset! (sc=%p)\n", hd->ioc->name, SCpnt); + scsi_print_command(SCpnt); - if (mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET, + retval = mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET, SCpnt->device->channel, SCpnt->device->id, - 0, 0, 5 /* 5 second timeout */) - < 0){ - /* The TM request failed and the subsequent FW-reload failed! - * Fatal error case. - */ - printk(MYIOC_s_WARN_FMT "Error processing TaskMgmt request (sc=%p)\n", - hd->ioc->name, SCpnt); + 0, 0, 5 /* 5 second timeout */); + + printk (KERN_WARNING MYNAM ": %s: target reset: %s (sc=%p)\n", + hd->ioc->name, + ((retval == 0) ? "SUCCESS" : "FAILED" ), SCpnt); + + if (retval == 0) + return SUCCESS; + + if(retval != FAILED ) { hd->tmPending = 0; hd->tmState = TM_STATE_NONE; - return FAILED; } - - return SUCCESS; + return FAILED; } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ @@ -1853,41 +1872,39 @@ int mptscsih_bus_reset(struct scsi_cmnd * SCpnt) { MPT_SCSI_HOST *hd; - spinlock_t *host_lock = SCpnt->device->host->host_lock; + int retval; /* If we can't locate our host adapter structure, return FAILED status. */ if ((hd = (MPT_SCSI_HOST *) SCpnt->device->host->hostdata) == NULL){ - dtmprintk((KERN_WARNING MYNAM ": mptscsih_bus_reset: " + dtmprintk((KERN_INFO MYNAM ": mptscsih_bus_reset: " "Can't locate host! (sc=%p)\n", SCpnt ) ); return FAILED; } - printk(KERN_WARNING MYNAM ": %s: >> Attempting bus reset! (sc=%p)\n", + printk(KERN_WARNING MYNAM ": %s: attempting bus reset! (sc=%p)\n", hd->ioc->name, SCpnt); + scsi_print_command(SCpnt); if (hd->timeouts < -1) hd->timeouts++; - /* We are now ready to execute the task management request. */ - if (mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS, - SCpnt->device->channel, 0, 0, 0, 5 /* 5 second timeout */) - < 0){ + retval = mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS, + SCpnt->device->channel, 0, 0, 0, 5 /* 5 second timeout */); - /* The TM request failed and the subsequent FW-reload failed! - * Fatal error case. - */ - printk(MYIOC_s_WARN_FMT - "Error processing TaskMgmt request (sc=%p)\n", - hd->ioc->name, SCpnt); + printk (KERN_WARNING MYNAM ": %s: bus reset: %s (sc=%p)\n", + hd->ioc->name, + ((retval == 0) ? "SUCCESS" : "FAILED" ), SCpnt); + + if (retval == 0) + return SUCCESS; + + if(retval != FAILED ) { hd->tmPending = 0; hd->tmState = TM_STATE_NONE; - spin_lock_irq(host_lock); - return FAILED; } - - return SUCCESS; + return FAILED; } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ @@ -2169,7 +2186,7 @@ mptscsih_slave_alloc(struct scsi_device *device) vdev->raidVolume = 0; hd->Targets[device->id] = vdev; if (hd->ioc->bus_type == SCSI) { - if (hd->ioc->spi_data.isRaid & (1 << device->id)) { + if (hd->ioc->raid_data.isRaid & (1 << device->id)) { vdev->raidVolume = 1; ddvtprintk((KERN_INFO "RAID Volume @ id %d\n", device->id)); @@ -2180,22 +2197,7 @@ mptscsih_slave_alloc(struct scsi_device *device) out: vdev->num_luns++; - return 0; -} - -static int -mptscsih_is_raid_volume(MPT_SCSI_HOST *hd, uint id) -{ - int i; - - if (!hd->ioc->spi_data.isRaid || !hd->ioc->spi_data.pIocPg3) - return 0; - - for (i = 0; i < hd->ioc->spi_data.pIocPg3->NumPhysDisks; i++) { - if (id == hd->ioc->spi_data.pIocPg3->PhysDisk[i].PhysDiskID) - return 1; - } - + device->hostdata = vdev; return 0; } @@ -2226,7 +2228,7 @@ mptscsih_slave_destroy(struct scsi_device *device) hd->Targets[target] = NULL; if (hd->ioc->bus_type == SCSI) { - if (mptscsih_is_raid_volume(hd, target)) { + if (mptscsih_is_phys_disk(hd->ioc, target)) { hd->ioc->spi_data.forceDv |= MPT_SCSICFG_RELOAD_IOC_PG3; } else { hd->ioc->spi_data.dvStatus[target] = @@ -2439,6 +2441,7 @@ mptscsih_ioc_reset(MPT_ADAPTER *ioc, int reset_phase) { MPT_SCSI_HOST *hd; unsigned long flags; + int ii; dtmprintk((KERN_WARNING MYNAM ": IOC %s_reset routed to SCSI host driver!\n", @@ -2496,11 +2499,8 @@ mptscsih_ioc_reset(MPT_ADAPTER *ioc, int reset_phase) /* ScsiLookup initialization */ - { - int ii; - for (ii=0; ii < hd->ioc->req_depth; ii++) - hd->ScsiLookup[ii] = NULL; - } + for (ii=0; ii < hd->ioc->req_depth; ii++) + hd->ScsiLookup[ii] = NULL; /* 2. Chain Buffer initialization */ @@ -2549,6 +2549,16 @@ mptscsih_ioc_reset(MPT_ADAPTER *ioc, int reset_phase) } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* work queue thread to clear the persitency table */ +static void +mptscsih_sas_persist_clear_table(void * arg) +{ + MPT_ADAPTER *ioc = (MPT_ADAPTER *)arg; + + mptbase_sas_persist_operation(ioc, MPI_SAS_OP_CLEAR_NOT_PRESENT); +} + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ int mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply) { @@ -2558,18 +2568,18 @@ mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply) devtprintk((MYIOC_s_INFO_FMT "MPT event (=%02Xh) routed to SCSI host driver!\n", ioc->name, event)); + if (ioc->sh == NULL || + ((hd = (MPT_SCSI_HOST *)ioc->sh->hostdata) == NULL)) + return 1; + switch (event) { case MPI_EVENT_UNIT_ATTENTION: /* 03 */ /* FIXME! */ break; case MPI_EVENT_IOC_BUS_RESET: /* 04 */ case MPI_EVENT_EXT_BUS_RESET: /* 05 */ - hd = NULL; - if (ioc->sh) { - hd = (MPT_SCSI_HOST *) ioc->sh->hostdata; - if (hd && (ioc->bus_type == SCSI) && (hd->soft_resets < -1)) - hd->soft_resets++; - } + if (hd && (ioc->bus_type == SCSI) && (hd->soft_resets < -1)) + hd->soft_resets++; break; case MPI_EVENT_LOGOUT: /* 09 */ /* FIXME! */ @@ -2588,69 +2598,24 @@ mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply) break; case MPI_EVENT_INTEGRATED_RAID: /* 0B */ + { + pMpiEventDataRaid_t pRaidEventData = + (pMpiEventDataRaid_t) pEvReply->Data; #ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION - /* negoNvram set to 0 if DV enabled and to USE_NVRAM if - * if DV disabled. Need to check for target mode. - */ - hd = NULL; - if (ioc->sh) - hd = (MPT_SCSI_HOST *) ioc->sh->hostdata; - - if (hd && (ioc->bus_type == SCSI) && (hd->negoNvram == 0)) { - ScsiCfgData *pSpi; - Ioc3PhysDisk_t *pPDisk; - int numPDisk; - u8 reason; - u8 physDiskNum; - - reason = (le32_to_cpu(pEvReply->Data[0]) & 0x00FF0000) >> 16; - if (reason == MPI_EVENT_RAID_RC_DOMAIN_VAL_NEEDED) { - /* New or replaced disk. - * Set DV flag and schedule DV. - */ - pSpi = &ioc->spi_data; - physDiskNum = (le32_to_cpu(pEvReply->Data[0]) & 0xFF000000) >> 24; - ddvtprintk(("DV requested for phys disk id %d\n", physDiskNum)); - if (pSpi->pIocPg3) { - pPDisk = pSpi->pIocPg3->PhysDisk; - numPDisk =pSpi->pIocPg3->NumPhysDisks; - - while (numPDisk) { - if (physDiskNum == pPDisk->PhysDiskNum) { - pSpi->dvStatus[pPDisk->PhysDiskID] = (MPT_SCSICFG_NEED_DV | MPT_SCSICFG_DV_NOT_DONE); - pSpi->forceDv = MPT_SCSICFG_NEED_DV; - ddvtprintk(("NEED_DV set for phys disk id %d\n", pPDisk->PhysDiskID)); - break; - } - pPDisk++; - numPDisk--; - } - - if (numPDisk == 0) { - /* The physical disk that needs DV was not found - * in the stored IOC Page 3. The driver must reload - * this page. DV routine will set the NEED_DV flag for - * all phys disks that have DV_NOT_DONE set. - */ - pSpi->forceDv = MPT_SCSICFG_NEED_DV | MPT_SCSICFG_RELOAD_IOC_PG3; - ddvtprintk(("phys disk %d not found. Setting reload IOC Pg3 Flag\n", physDiskNum)); - } - } - } - } + /* Domain Validation Needed */ + if (ioc->bus_type == SCSI && + pRaidEventData->ReasonCode == + MPI_EVENT_RAID_RC_DOMAIN_VAL_NEEDED) + mptscsih_set_dvflags_raid(hd, pRaidEventData->PhysDiskNum); #endif + break; + } -#if defined(MPT_DEBUG_DV) || defined(MPT_DEBUG_DV_TINY) - printk("Raid Event RF: "); - { - u32 *m = (u32 *)pEvReply; - int ii; - int n = (int)pEvReply->MsgLength; - for (ii=6; ii < n; ii++) - printk(" %08x", le32_to_cpu(m[ii])); - printk("\n"); - } -#endif + /* Persistent table is full. */ + case MPI_EVENT_PERSISTENT_TABLE_FULL: + INIT_WORK(&mptscsih_persistTask, + mptscsih_sas_persist_clear_table,(void *)ioc); + schedule_work(&mptscsih_persistTask); break; case MPI_EVENT_NONE: /* 00 */ @@ -2687,7 +2652,7 @@ mptscsih_initTarget(MPT_SCSI_HOST *hd, int bus_id, int target_id, u8 lun, char * { int indexed_lun, lun_index; VirtDevice *vdev; - ScsiCfgData *pSpi; + SpiCfgData *pSpi; char data_56; dinitprintk((MYIOC_s_INFO_FMT "initTarget bus=%d id=%d lun=%d hd=%p\n", @@ -2794,7 +2759,7 @@ mptscsih_initTarget(MPT_SCSI_HOST *hd, int bus_id, int target_id, u8 lun, char * static void mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtDevice *target, char byte56) { - ScsiCfgData *pspi_data = &hd->ioc->spi_data; + SpiCfgData *pspi_data = &hd->ioc->spi_data; int id = (int) target->target_id; int nvram; VirtDevice *vdev; @@ -2973,11 +2938,13 @@ mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtDevice *target, char byte56) static void mptscsih_set_dvflags(MPT_SCSI_HOST *hd, SCSIIORequest_t *pReq) { + MPT_ADAPTER *ioc = hd->ioc; u8 cmd; - ScsiCfgData *pSpi; + SpiCfgData *pSpi; - ddvtprintk((" set_dvflags: id=%d lun=%d negoNvram=%x cmd=%x\n", - pReq->TargetID, pReq->LUN[1], hd->negoNvram, pReq->CDB[0])); + ddvtprintk((MYIOC_s_NOTE_FMT + " set_dvflags: id=%d lun=%d negoNvram=%x cmd=%x\n", + hd->ioc->name, pReq->TargetID, pReq->LUN[1], hd->negoNvram, pReq->CDB[0])); if ((pReq->LUN[1] != 0) || (hd->negoNvram != 0)) return; @@ -2985,12 +2952,12 @@ mptscsih_set_dvflags(MPT_SCSI_HOST *hd, SCSIIORequest_t *pReq) cmd = pReq->CDB[0]; if ((cmd == READ_CAPACITY) || (cmd == MODE_SENSE)) { - pSpi = &hd->ioc->spi_data; - if ((pSpi->isRaid & (1 << pReq->TargetID)) && pSpi->pIocPg3) { + pSpi = &ioc->spi_data; + if ((ioc->raid_data.isRaid & (1 << pReq->TargetID)) && ioc->raid_data.pIocPg3) { /* Set NEED_DV for all hidden disks */ - Ioc3PhysDisk_t *pPDisk = pSpi->pIocPg3->PhysDisk; - int numPDisk = pSpi->pIocPg3->NumPhysDisks; + Ioc3PhysDisk_t *pPDisk = ioc->raid_data.pIocPg3->PhysDisk; + int numPDisk = ioc->raid_data.pIocPg3->NumPhysDisks; while (numPDisk) { pSpi->dvStatus[pPDisk->PhysDiskID] |= MPT_SCSICFG_NEED_DV; @@ -3004,6 +2971,50 @@ mptscsih_set_dvflags(MPT_SCSI_HOST *hd, SCSIIORequest_t *pReq) } } +/* mptscsih_raid_set_dv_flags() + * + * New or replaced disk. Set DV flag and schedule DV. + */ +static void +mptscsih_set_dvflags_raid(MPT_SCSI_HOST *hd, int id) +{ + MPT_ADAPTER *ioc = hd->ioc; + SpiCfgData *pSpi = &ioc->spi_data; + Ioc3PhysDisk_t *pPDisk; + int numPDisk; + + if (hd->negoNvram != 0) + return; + + ddvtprintk(("DV requested for phys disk id %d\n", id)); + if (ioc->raid_data.pIocPg3) { + pPDisk = ioc->raid_data.pIocPg3->PhysDisk; + numPDisk = ioc->raid_data.pIocPg3->NumPhysDisks; + while (numPDisk) { + if (id == pPDisk->PhysDiskNum) { + pSpi->dvStatus[pPDisk->PhysDiskID] = + (MPT_SCSICFG_NEED_DV | MPT_SCSICFG_DV_NOT_DONE); + pSpi->forceDv = MPT_SCSICFG_NEED_DV; + ddvtprintk(("NEED_DV set for phys disk id %d\n", + pPDisk->PhysDiskID)); + break; + } + pPDisk++; + numPDisk--; + } + + if (numPDisk == 0) { + /* The physical disk that needs DV was not found + * in the stored IOC Page 3. The driver must reload + * this page. DV routine will set the NEED_DV flag for + * all phys disks that have DV_NOT_DONE set. + */ + pSpi->forceDv = MPT_SCSICFG_NEED_DV | MPT_SCSICFG_RELOAD_IOC_PG3; + ddvtprintk(("phys disk %d not found. Setting reload IOC Pg3 Flag\n",id)); + } + } +} + /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /* * If no Target, bus reset on 1st I/O. Set the flag to @@ -3091,7 +3102,7 @@ mptscsih_writeSDP1(MPT_SCSI_HOST *hd, int portnum, int target_id, int flags) MPT_ADAPTER *ioc = hd->ioc; Config_t *pReq; SCSIDevicePage1_t *pData; - VirtDevice *pTarget; + VirtDevice *pTarget=NULL; MPT_FRAME_HDR *mf; dma_addr_t dataDma; u16 req_idx; @@ -3190,7 +3201,7 @@ mptscsih_writeSDP1(MPT_SCSI_HOST *hd, int portnum, int target_id, int flags) #endif if (flags & MPT_SCSICFG_BLK_NEGO) - negoFlags = MPT_TARGET_NO_NEGO_WIDE | MPT_TARGET_NO_NEGO_SYNC; + negoFlags |= MPT_TARGET_NO_NEGO_WIDE | MPT_TARGET_NO_NEGO_SYNC; mptscsih_setDevicePage1Flags(width, factor, offset, &requested, &configuration, negoFlags); @@ -4011,7 +4022,7 @@ mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, int portnum) /* If target Ptr NULL or if this target is NOT a disk, skip. */ - if ((pTarget) && (pTarget->tflags & MPT_TARGET_FLAGS_Q_YES)){ + if ((pTarget) && (pTarget->inq_data[0] == TYPE_DISK)){ for (lun=0; lun <= MPT_LAST_LUN; lun++) { /* If LUN present, issue the command */ @@ -4106,9 +4117,9 @@ mptscsih_domainValidation(void *arg) if ((ioc->spi_data.forceDv & MPT_SCSICFG_RELOAD_IOC_PG3) != 0) { mpt_read_ioc_pg_3(ioc); - if (ioc->spi_data.pIocPg3) { - Ioc3PhysDisk_t *pPDisk = ioc->spi_data.pIocPg3->PhysDisk; - int numPDisk = ioc->spi_data.pIocPg3->NumPhysDisks; + if (ioc->raid_data.pIocPg3) { + Ioc3PhysDisk_t *pPDisk = ioc->raid_data.pIocPg3->PhysDisk; + int numPDisk = ioc->raid_data.pIocPg3->NumPhysDisks; while (numPDisk) { if (ioc->spi_data.dvStatus[pPDisk->PhysDiskID] & MPT_SCSICFG_DV_NOT_DONE) @@ -4147,7 +4158,7 @@ mptscsih_domainValidation(void *arg) isPhysDisk = mptscsih_is_phys_disk(ioc, id); if (isPhysDisk) { for (ii=0; ii < MPT_MAX_SCSI_DEVICES; ii++) { - if (hd->ioc->spi_data.isRaid & (1 << ii)) { + if (hd->ioc->raid_data.isRaid & (1 << ii)) { hd->ioc->spi_data.dvStatus[ii] |= MPT_SCSICFG_DV_PENDING; } } @@ -4166,7 +4177,7 @@ mptscsih_domainValidation(void *arg) if (isPhysDisk) { for (ii=0; ii < MPT_MAX_SCSI_DEVICES; ii++) { - if (hd->ioc->spi_data.isRaid & (1 << ii)) { + if (hd->ioc->raid_data.isRaid & (1 << ii)) { hd->ioc->spi_data.dvStatus[ii] &= ~MPT_SCSICFG_DV_PENDING; } } @@ -4188,21 +4199,21 @@ mptscsih_domainValidation(void *arg) /* Search IOC page 3 to determine if this is hidden physical disk */ -static int +/* Search IOC page 3 to determine if this is hidden physical disk + */ +static int mptscsih_is_phys_disk(MPT_ADAPTER *ioc, int id) { - if (ioc->spi_data.pIocPg3) { - Ioc3PhysDisk_t *pPDisk = ioc->spi_data.pIocPg3->PhysDisk; - int numPDisk = ioc->spi_data.pIocPg3->NumPhysDisks; + int i; - while (numPDisk) { - if (pPDisk->PhysDiskID == id) { - return 1; - } - pPDisk++; - numPDisk--; - } + if (!ioc->raid_data.isRaid || !ioc->raid_data.pIocPg3) + return 0; + + for (i = 0; i < ioc->raid_data.pIocPg3->NumPhysDisks; i++) { + if (id == ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskID) + return 1; } + return 0; } @@ -4408,7 +4419,7 @@ mptscsih_doDv(MPT_SCSI_HOST *hd, int bus_number, int id) /* Skip this ID? Set cfg.cfghdr.hdr to force config page write */ { - ScsiCfgData *pspi_data = &hd->ioc->spi_data; + SpiCfgData *pspi_data = &hd->ioc->spi_data; if (pspi_data->nvram && (pspi_data->nvram[id] != MPT_HOST_NVRAM_INVALID)) { /* Set the factor from nvram */ nfactor = (pspi_data->nvram[id] & MPT_NVRAM_SYNC_MASK) >> 8; @@ -4438,11 +4449,11 @@ mptscsih_doDv(MPT_SCSI_HOST *hd, int bus_number, int id) } /* Finish iocmd inititialization - hidden or visible disk? */ - if (ioc->spi_data.pIocPg3) { + if (ioc->raid_data.pIocPg3) { /* Search IOC page 3 for matching id */ - Ioc3PhysDisk_t *pPDisk = ioc->spi_data.pIocPg3->PhysDisk; - int numPDisk = ioc->spi_data.pIocPg3->NumPhysDisks; + Ioc3PhysDisk_t *pPDisk = ioc->raid_data.pIocPg3->PhysDisk; + int numPDisk = ioc->raid_data.pIocPg3->NumPhysDisks; while (numPDisk) { if (pPDisk->PhysDiskID == id) { @@ -4466,7 +4477,7 @@ mptscsih_doDv(MPT_SCSI_HOST *hd, int bus_number, int id) /* RAID Volume ID's may double for a physical device. If RAID but * not a physical ID as well, skip DV. */ - if ((hd->ioc->spi_data.isRaid & (1 << id)) && !(iocmd.flags & MPT_ICFLAG_PHYS_DISK)) + if ((hd->ioc->raid_data.isRaid & (1 << id)) && !(iocmd.flags & MPT_ICFLAG_PHYS_DISK)) goto target_done; @@ -4815,6 +4826,8 @@ mptscsih_doDv(MPT_SCSI_HOST *hd, int bus_number, int id) notDone = 0; if (iocmd.flags & MPT_ICFLAG_ECHO) { bufsize = ((pbuf1[2] & 0x1F) <<8) | pbuf1[3]; + if (pbuf1[0] & 0x01) + iocmd.flags |= MPT_ICFLAG_EBOS; } else { bufsize = pbuf1[1]<<16 | pbuf1[2]<<8 | pbuf1[3]; } @@ -4911,6 +4924,9 @@ mptscsih_doDv(MPT_SCSI_HOST *hd, int bus_number, int id) } iocmd.flags &= ~MPT_ICFLAG_DID_RESET; + if (iocmd.flags & MPT_ICFLAG_EBOS) + goto skip_Reserve; + repeat = 5; while (repeat && (!(iocmd.flags & MPT_ICFLAG_RESERVED))) { iocmd.cmd = RESERVE; @@ -4954,6 +4970,7 @@ mptscsih_doDv(MPT_SCSI_HOST *hd, int bus_number, int id) } } +skip_Reserve: mptscsih_fillbuf(pbuf1, sz, patt, 1); iocmd.cmd = WRITE_BUFFER; iocmd.data_dma = buf1_dma; @@ -5198,11 +5215,12 @@ mptscsih_dv_parms(MPT_SCSI_HOST *hd, DVPARAMETERS *dv,void *pPage) * If not an LVD bus, the adapter minSyncFactor has been * already throttled back. */ + negoFlags = hd->ioc->spi_data.noQas; if ((hd->Targets)&&((pTarget = hd->Targets[(int)id]) != NULL) && !pTarget->raidVolume) { width = pTarget->maxWidth; offset = pTarget->maxOffset; factor = pTarget->minSyncFactor; - negoFlags = pTarget->negoFlags; + negoFlags |= pTarget->negoFlags; } else { if (hd->ioc->spi_data.nvram && (hd->ioc->spi_data.nvram[id] != MPT_HOST_NVRAM_INVALID)) { data = hd->ioc->spi_data.nvram[id]; @@ -5223,7 +5241,6 @@ mptscsih_dv_parms(MPT_SCSI_HOST *hd, DVPARAMETERS *dv,void *pPage) } /* Set the negotiation flags */ - negoFlags = hd->ioc->spi_data.noQas; if (!width) negoFlags |= MPT_TARGET_NO_NEGO_WIDE; diff --git a/drivers/message/fusion/mptscsih.h b/drivers/message/fusion/mptscsih.h index 51c0255ac16e..971fda4b8b57 100644 --- a/drivers/message/fusion/mptscsih.h +++ b/drivers/message/fusion/mptscsih.h @@ -1,5 +1,5 @@ /* - * linux/drivers/message/fusion/mptscsi.h + * linux/drivers/message/fusion/mptscsih.h * High performance SCSI / Fibre Channel SCSI Host device driver. * For use with PCI chip/adapter(s): * LSIFC9xx/LSI409xx Fibre Channel @@ -53,8 +53,8 @@ * SCSI Public stuff... */ -#define MPT_SCSI_CMD_PER_DEV_HIGH 31 -#define MPT_SCSI_CMD_PER_DEV_LOW 7 +#define MPT_SCSI_CMD_PER_DEV_HIGH 64 +#define MPT_SCSI_CMD_PER_DEV_LOW 32 #define MPT_SCSI_CMD_PER_LUN 7 @@ -77,6 +77,7 @@ #define MPTSCSIH_MAX_WIDTH 1 #define MPTSCSIH_MIN_SYNC 0x08 #define MPTSCSIH_SAF_TE 0 +#define MPTSCSIH_PT_CLEAR 0 #endif diff --git a/drivers/message/fusion/mptspi.c b/drivers/message/fusion/mptspi.c index 587d1274fd74..5c0e307d1d5d 100644 --- a/drivers/message/fusion/mptspi.c +++ b/drivers/message/fusion/mptspi.c @@ -199,7 +199,7 @@ mptspi_probe(struct pci_dev *pdev, const struct pci_device_id *id) printk(MYIOC_s_WARN_FMT "Skipping ioc=%p because SCSI Initiator mode is NOT enabled!\n", ioc->name, ioc); - return -ENODEV; + return 0; } sh = scsi_host_alloc(&mptspi_driver_template, sizeof(MPT_SCSI_HOST)); diff --git a/drivers/message/i2o/config-osm.c b/drivers/message/i2o/config-osm.c index af32ab4e90cd..10432f665201 100644 --- a/drivers/message/i2o/config-osm.c +++ b/drivers/message/i2o/config-osm.c @@ -56,8 +56,11 @@ static int __init i2o_config_init(void) return -EBUSY; } #ifdef CONFIG_I2O_CONFIG_OLD_IOCTL - if (i2o_config_old_init()) + if (i2o_config_old_init()) { + osm_err("old config handler initialization failed\n"); i2o_driver_unregister(&i2o_config_driver); + return -EBUSY; + } #endif return 0; diff --git a/drivers/mtd/maps/sharpsl-flash.c b/drivers/mtd/maps/sharpsl-flash.c index d15da6fd84c1..b7f093fbf9b0 100644 --- a/drivers/mtd/maps/sharpsl-flash.c +++ b/drivers/mtd/maps/sharpsl-flash.c @@ -82,7 +82,7 @@ int __init init_sharpsl(void) } else if (machine_is_tosa()) { sharpsl_partitions[0].size=0x006a0000; sharpsl_partitions[0].offset=0x00160000; - } else if (machine_is_spitz()) { + } else if (machine_is_spitz() || machine_is_akita() || machine_is_borzoi()) { sharpsl_partitions[0].size=0x006b0000; sharpsl_partitions[0].offset=0x00140000; } else { diff --git a/drivers/mtd/nand/sharpsl.c b/drivers/mtd/nand/sharpsl.c index 9853b87bb756..88b5b5b40b43 100644 --- a/drivers/mtd/nand/sharpsl.c +++ b/drivers/mtd/nand/sharpsl.c @@ -221,10 +221,16 @@ sharpsl_nand_init(void) sharpsl_partition_info[1].size=25 * 1024 * 1024; } else if (machine_is_husky()) { sharpsl_partition_info[1].size=53 * 1024 * 1024; - } + } else if (machine_is_spitz()) { + sharpsl_partition_info[1].size=5 * 1024 * 1024; + } else if (machine_is_akita()) { + sharpsl_partition_info[1].size=58 * 1024 * 1024; + } else if (machine_is_borzoi()) { + sharpsl_partition_info[1].size=32 * 1024 * 1024; + } } - if (machine_is_husky()) { + if (machine_is_husky() || machine_is_borzoi()) { /* Need to use small eraseblock size for backward compatibility */ sharpsl_mtd->flags |= MTD_NO_VIRTBLOCKS; } diff --git a/drivers/net/8139cp.c b/drivers/net/8139cp.c index bd99c268e2da..f822cd3025ff 100644 --- a/drivers/net/8139cp.c +++ b/drivers/net/8139cp.c @@ -353,8 +353,6 @@ struct cp_private { struct net_device_stats net_stats; struct cp_extra_stats cp_stats; - struct cp_dma_stats *nic_stats; - dma_addr_t nic_stats_dma; unsigned rx_tail ____cacheline_aligned; struct cp_desc *rx_ring; @@ -1142,10 +1140,6 @@ static int cp_alloc_rings (struct cp_private *cp) cp->rx_ring = mem; cp->tx_ring = &cp->rx_ring[CP_RX_RING_SIZE]; - mem += (CP_RING_BYTES - CP_STATS_SIZE); - cp->nic_stats = mem; - cp->nic_stats_dma = cp->ring_dma + (CP_RING_BYTES - CP_STATS_SIZE); - return cp_init_rings(cp); } @@ -1186,7 +1180,6 @@ static void cp_free_rings (struct cp_private *cp) pci_free_consistent(cp->pdev, CP_RING_BYTES, cp->rx_ring, cp->ring_dma); cp->rx_ring = NULL; cp->tx_ring = NULL; - cp->nic_stats = NULL; } static int cp_open (struct net_device *dev) @@ -1515,13 +1508,17 @@ static void cp_get_ethtool_stats (struct net_device *dev, struct ethtool_stats *estats, u64 *tmp_stats) { struct cp_private *cp = netdev_priv(dev); + struct cp_dma_stats *nic_stats; + dma_addr_t dma; int i; - memset(cp->nic_stats, 0, sizeof(struct cp_dma_stats)); + nic_stats = pci_alloc_consistent(cp->pdev, sizeof(*nic_stats), &dma); + if (!nic_stats) + return; /* begin NIC statistics dump */ - cpw32(StatsAddr + 4, (cp->nic_stats_dma >> 16) >> 16); - cpw32(StatsAddr, (cp->nic_stats_dma & 0xffffffff) | DumpStats); + cpw32(StatsAddr + 4, (u64)dma >> 32); + cpw32(StatsAddr, ((u64)dma & DMA_32BIT_MASK) | DumpStats); cpr32(StatsAddr); for (i = 0; i < 1000; i++) { @@ -1531,24 +1528,27 @@ static void cp_get_ethtool_stats (struct net_device *dev, } cpw32(StatsAddr, 0); cpw32(StatsAddr + 4, 0); + cpr32(StatsAddr); i = 0; - tmp_stats[i++] = le64_to_cpu(cp->nic_stats->tx_ok); - tmp_stats[i++] = le64_to_cpu(cp->nic_stats->rx_ok); - tmp_stats[i++] = le64_to_cpu(cp->nic_stats->tx_err); - tmp_stats[i++] = le32_to_cpu(cp->nic_stats->rx_err); - tmp_stats[i++] = le16_to_cpu(cp->nic_stats->rx_fifo); - tmp_stats[i++] = le16_to_cpu(cp->nic_stats->frame_align); - tmp_stats[i++] = le32_to_cpu(cp->nic_stats->tx_ok_1col); - tmp_stats[i++] = le32_to_cpu(cp->nic_stats->tx_ok_mcol); - tmp_stats[i++] = le64_to_cpu(cp->nic_stats->rx_ok_phys); - tmp_stats[i++] = le64_to_cpu(cp->nic_stats->rx_ok_bcast); - tmp_stats[i++] = le32_to_cpu(cp->nic_stats->rx_ok_mcast); - tmp_stats[i++] = le16_to_cpu(cp->nic_stats->tx_abort); - tmp_stats[i++] = le16_to_cpu(cp->nic_stats->tx_underrun); + tmp_stats[i++] = le64_to_cpu(nic_stats->tx_ok); + tmp_stats[i++] = le64_to_cpu(nic_stats->rx_ok); + tmp_stats[i++] = le64_to_cpu(nic_stats->tx_err); + tmp_stats[i++] = le32_to_cpu(nic_stats->rx_err); + tmp_stats[i++] = le16_to_cpu(nic_stats->rx_fifo); + tmp_stats[i++] = le16_to_cpu(nic_stats->frame_align); + tmp_stats[i++] = le32_to_cpu(nic_stats->tx_ok_1col); + tmp_stats[i++] = le32_to_cpu(nic_stats->tx_ok_mcol); + tmp_stats[i++] = le64_to_cpu(nic_stats->rx_ok_phys); + tmp_stats[i++] = le64_to_cpu(nic_stats->rx_ok_bcast); + tmp_stats[i++] = le32_to_cpu(nic_stats->rx_ok_mcast); + tmp_stats[i++] = le16_to_cpu(nic_stats->tx_abort); + tmp_stats[i++] = le16_to_cpu(nic_stats->tx_underrun); tmp_stats[i++] = cp->cp_stats.rx_frags; if (i != CP_NUM_STATS) BUG(); + + pci_free_consistent(cp->pdev, sizeof(*nic_stats), nic_stats, dma); } static struct ethtool_ops cp_ethtool_ops = { diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index 82603e419d76..ff3fccd7513b 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -1951,7 +1951,7 @@ config SKGE ---help--- This driver support the Marvell Yukon or SysKonnect SK-98xx/SK-95xx and related Gigabit Ethernet adapters. It is a new smaller driver - driver with better performance and more complete ethtool support. + with better performance and more complete ethtool support. It does not support the link failover and network management features that "portable" vendor supplied sk98lin driver does. diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 94c9f68dd16b..90449a0f2a6c 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -2879,6 +2879,7 @@ static void bond_arp_send_all(struct bonding *bond, struct slave *slave) * This target is not on a VLAN */ if (rt->u.dst.dev == bond->dev) { + ip_rt_put(rt); dprintk("basa: rtdev == bond->dev: arp_send\n"); bond_arp_send(slave->dev, ARPOP_REQUEST, targets[i], bond->master_ip, 0); @@ -2898,6 +2899,7 @@ static void bond_arp_send_all(struct bonding *bond, struct slave *slave) } if (vlan_id) { + ip_rt_put(rt); bond_arp_send(slave->dev, ARPOP_REQUEST, targets[i], vlan->vlan_ip, vlan_id); continue; @@ -2909,6 +2911,7 @@ static void bond_arp_send_all(struct bonding *bond, struct slave *slave) bond->dev->name, NIPQUAD(fl.fl4_dst), rt->u.dst.dev ? rt->u.dst.dev->name : "NULL"); } + ip_rt_put(rt); } } @@ -5036,6 +5039,14 @@ static int __init bonding_init(void) return 0; out_err: + /* + * rtnl_unlock() will run netdev_run_todo(), putting the + * thus-far-registered bonding devices into a state which + * unregigister_netdevice() will accept + */ + rtnl_unlock(); + rtnl_lock(); + /* free and unregister all bonds that were successfully added */ bond_free_all(); diff --git a/drivers/net/e100.c b/drivers/net/e100.c index 1c918309539f..c15406d46418 100644 --- a/drivers/net/e100.c +++ b/drivers/net/e100.c @@ -1387,13 +1387,13 @@ static void e100_update_stats(struct nic *nic) ns->collisions += nic->tx_collisions; ns->tx_errors += le32_to_cpu(s->tx_max_collisions) + le32_to_cpu(s->tx_lost_crs); - ns->rx_dropped += le32_to_cpu(s->rx_resource_errors); ns->rx_length_errors += le32_to_cpu(s->rx_short_frame_errors) + nic->rx_over_length_errors; ns->rx_crc_errors += le32_to_cpu(s->rx_crc_errors); ns->rx_frame_errors += le32_to_cpu(s->rx_alignment_errors); ns->rx_over_errors += le32_to_cpu(s->rx_overrun_errors); ns->rx_fifo_errors += le32_to_cpu(s->rx_overrun_errors); + ns->rx_missed_errors += le32_to_cpu(s->rx_resource_errors); ns->rx_errors += le32_to_cpu(s->rx_crc_errors) + le32_to_cpu(s->rx_alignment_errors) + le32_to_cpu(s->rx_short_frame_errors) + @@ -1727,12 +1727,10 @@ static inline int e100_rx_indicate(struct nic *nic, struct rx *rx, if(unlikely(!(rfd_status & cb_ok))) { /* Don't indicate if hardware indicates errors */ - nic->net_stats.rx_dropped++; dev_kfree_skb_any(skb); } else if(actual_size > ETH_DATA_LEN + VLAN_ETH_HLEN) { /* Don't indicate oversized frames */ nic->rx_over_length_errors++; - nic->net_stats.rx_dropped++; dev_kfree_skb_any(skb); } else { nic->net_stats.rx_packets++; diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index d02883dcc9b3..c062b0ad8262 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -2545,7 +2545,6 @@ e1000_update_stats(struct e1000_adapter *adapter) adapter->stats.crcerrs + adapter->stats.algnerrc + adapter->stats.rlec + adapter->stats.mpc + adapter->stats.cexterr; - adapter->net_stats.rx_dropped = adapter->stats.mpc; adapter->net_stats.rx_length_errors = adapter->stats.rlec; adapter->net_stats.rx_crc_errors = adapter->stats.crcerrs; adapter->net_stats.rx_frame_errors = adapter->stats.algnerrc; diff --git a/drivers/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c index 5015eaf4e20a..176680cb153e 100644 --- a/drivers/net/ixgb/ixgb_main.c +++ b/drivers/net/ixgb/ixgb_main.c @@ -1617,8 +1617,6 @@ ixgb_update_stats(struct ixgb_adapter *adapter) adapter->stats.icbc + adapter->stats.ecbc + adapter->stats.mpc; - adapter->net_stats.rx_dropped = adapter->stats.mpc; - /* see above * adapter->net_stats.rx_length_errors = adapter->stats.rlec; */ diff --git a/drivers/net/s2io.c b/drivers/net/s2io.c index c829e6a2e8a6..dd451e099a4c 100644 --- a/drivers/net/s2io.c +++ b/drivers/net/s2io.c @@ -428,7 +428,7 @@ static int init_shared_mem(struct s2io_nic *nic) DBG_PRINT(INIT_DBG, "%s: Zero DMA address for TxDL. ", dev->name); DBG_PRINT(INIT_DBG, - "Virtual address %llx\n", (u64)tmp_v); + "Virtual address %p\n", tmp_v); tmp_v = pci_alloc_consistent(nic->pdev, PAGE_SIZE, &tmp_p); if (!tmp_v) { @@ -657,9 +657,10 @@ static void free_shared_mem(struct s2io_nic *nic) mac_control->zerodma_virt_addr, (dma_addr_t)0); DBG_PRINT(INIT_DBG, - "%s: Freeing TxDL with zero DMA addr. ", dev->name); - DBG_PRINT(INIT_DBG, "Virtual address %llx\n", - (u64)(mac_control->zerodma_virt_addr)); + "%s: Freeing TxDL with zero DMA addr. ", + dev->name); + DBG_PRINT(INIT_DBG, "Virtual address %p\n", + mac_control->zerodma_virt_addr); } kfree(mac_control->fifos[i].list_info); } diff --git a/drivers/net/sk98lin/skge.c b/drivers/net/sk98lin/skge.c index 6ee4771addf1..2e72d79a143c 100644 --- a/drivers/net/sk98lin/skge.c +++ b/drivers/net/sk98lin/skge.c @@ -5216,17 +5216,15 @@ static struct pci_device_id skge_pci_tbl[] = { { PCI_VENDOR_ID_3COM, 0x80eb, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, { PCI_VENDOR_ID_SYSKONNECT, 0x4300, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, { PCI_VENDOR_ID_SYSKONNECT, 0x4320, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, - { PCI_VENDOR_ID_DLINK, 0x4c00, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, +/* DLink card does not have valid VPD so this driver gags + * { PCI_VENDOR_ID_DLINK, 0x4c00, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, + */ { PCI_VENDOR_ID_MARVELL, 0x4320, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, -#if 0 /* don't handle Yukon2 cards at the moment -- mlindner@syskonnect.de */ - { PCI_VENDOR_ID_MARVELL, 0x4360, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, - { PCI_VENDOR_ID_MARVELL, 0x4361, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, -#endif { PCI_VENDOR_ID_MARVELL, 0x5005, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, { PCI_VENDOR_ID_CNET, 0x434e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, - { PCI_VENDOR_ID_LINKSYS, 0x1032, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, + { PCI_VENDOR_ID_LINKSYS, 0x1032, PCI_ANY_ID, 0x0015, }, { PCI_VENDOR_ID_LINKSYS, 0x1064, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, - { 0, } + { 0 } }; MODULE_DEVICE_TABLE(pci, skge_pci_tbl); diff --git a/drivers/net/skge.c b/drivers/net/skge.c index 757c83387a29..7ce734ec6ba8 100644 --- a/drivers/net/skge.c +++ b/drivers/net/skge.c @@ -42,7 +42,7 @@ #include "skge.h" #define DRV_NAME "skge" -#define DRV_VERSION "0.9" +#define DRV_VERSION "1.0" #define PFX DRV_NAME " " #define DEFAULT_TX_RING_SIZE 128 @@ -669,7 +669,7 @@ static void skge_led(struct skge_port *skge, enum led_mode mode) PHY_M_LED_BLINK_RT(BLINK_84MS) | PHY_M_LEDC_TX_CTRL | PHY_M_LEDC_DP_CTRL); - + gm_phy_write(hw, port, PHY_MARV_LED_OVER, PHY_M_LED_MO_RX(MO_LED_OFF) | (skge->speed == SPEED_100 ? @@ -877,7 +877,7 @@ static int skge_rx_fill(struct skge_port *skge) static void skge_link_up(struct skge_port *skge) { - skge_write8(skge->hw, SK_REG(skge->port, LNK_LED_REG), + skge_write8(skge->hw, SK_REG(skge->port, LNK_LED_REG), LED_BLK_OFF|LED_SYNC_OFF|LED_ON); netif_carrier_on(skge->netdev); @@ -988,6 +988,8 @@ static void genesis_reset(struct skge_hw *hw, int port) { const u8 zero[8] = { 0 }; + skge_write8(hw, SK_REG(port, GMAC_IRQ_MSK), 0); + /* reset the statistics module */ xm_write32(hw, port, XM_GP_PORT, XM_GP_RES_STAT); xm_write16(hw, port, XM_IMSK, 0xffff); /* disable XMAC IRQs */ @@ -1022,8 +1024,6 @@ static void bcom_check_link(struct skge_hw *hw, int port) (void) xm_phy_read(hw, port, PHY_BCOM_STAT); status = xm_phy_read(hw, port, PHY_BCOM_STAT); - pr_debug("bcom_check_link status=0x%x\n", status); - if ((status & PHY_ST_LSYNC) == 0) { u16 cmd = xm_read16(hw, port, XM_MMU_CMD); cmd &= ~(XM_MMU_ENA_RX | XM_MMU_ENA_TX); @@ -1107,8 +1107,6 @@ static void bcom_phy_init(struct skge_port *skge, int jumbo) { 0x17, 0x0013 }, { 0x15, 0x0A04 }, { 0x18, 0x0420 }, }; - pr_debug("bcom_phy_init\n"); - /* read Id from external PHY (all have the same address) */ id1 = xm_phy_read(hw, port, PHY_XMAC_ID1); @@ -1341,6 +1339,8 @@ static void genesis_stop(struct skge_port *skge) int port = skge->port; u32 reg; + genesis_reset(hw, port); + /* Clear Tx packet arbiter timeout IRQ */ skge_write16(hw, B3_PA_CTRL, port == 0 ? PA_CLR_TO_TX1 : PA_CLR_TO_TX2); @@ -1466,7 +1466,6 @@ static void genesis_link_up(struct skge_port *skge) u16 cmd; u32 mode, msk; - pr_debug("genesis_link_up\n"); cmd = xm_read16(hw, port, XM_MMU_CMD); /* @@ -1579,7 +1578,6 @@ static void yukon_init(struct skge_hw *hw, int port) struct skge_port *skge = netdev_priv(hw->dev[port]); u16 ctrl, ct1000, adv; - pr_debug("yukon_init\n"); if (skge->autoneg == AUTONEG_ENABLE) { u16 ectrl = gm_phy_read(hw, port, PHY_MARV_EXT_CTRL); @@ -1678,9 +1676,11 @@ static void yukon_mac_init(struct skge_hw *hw, int port) /* WA code for COMA mode -- set PHY reset */ if (hw->chip_id == CHIP_ID_YUKON_LITE && - hw->chip_rev >= CHIP_REV_YU_LITE_A3) - skge_write32(hw, B2_GP_IO, - (skge_read32(hw, B2_GP_IO) | GP_DIR_9 | GP_IO_9)); + hw->chip_rev >= CHIP_REV_YU_LITE_A3) { + reg = skge_read32(hw, B2_GP_IO); + reg |= GP_DIR_9 | GP_IO_9; + skge_write32(hw, B2_GP_IO, reg); + } /* hard reset */ skge_write32(hw, SK_REG(port, GPHY_CTRL), GPC_RST_SET); @@ -1688,10 +1688,12 @@ static void yukon_mac_init(struct skge_hw *hw, int port) /* WA code for COMA mode -- clear PHY reset */ if (hw->chip_id == CHIP_ID_YUKON_LITE && - hw->chip_rev >= CHIP_REV_YU_LITE_A3) - skge_write32(hw, B2_GP_IO, - (skge_read32(hw, B2_GP_IO) | GP_DIR_9) - & ~GP_IO_9); + hw->chip_rev >= CHIP_REV_YU_LITE_A3) { + reg = skge_read32(hw, B2_GP_IO); + reg |= GP_DIR_9; + reg &= ~GP_IO_9; + skge_write32(hw, B2_GP_IO, reg); + } /* Set hardware config mode */ reg = GPC_INT_POL_HI | GPC_DIS_FC | GPC_DIS_SLEEP | @@ -1730,7 +1732,7 @@ static void yukon_mac_init(struct skge_hw *hw, int port) } gma_write16(hw, port, GM_GP_CTRL, reg); - skge_read16(hw, GMAC_IRQ_SRC); + skge_read16(hw, SK_REG(port, GMAC_IRQ_SRC)); yukon_init(hw, port); @@ -1802,20 +1804,26 @@ static void yukon_stop(struct skge_port *skge) struct skge_hw *hw = skge->hw; int port = skge->port; - if (hw->chip_id == CHIP_ID_YUKON_LITE && - hw->chip_rev >= CHIP_REV_YU_LITE_A3) { - skge_write32(hw, B2_GP_IO, - skge_read32(hw, B2_GP_IO) | GP_DIR_9 | GP_IO_9); - } + skge_write8(hw, SK_REG(port, GMAC_IRQ_MSK), 0); + yukon_reset(hw, port); gma_write16(hw, port, GM_GP_CTRL, gma_read16(hw, port, GM_GP_CTRL) & ~(GM_GPCR_TX_ENA|GM_GPCR_RX_ENA)); gma_read16(hw, port, GM_GP_CTRL); + if (hw->chip_id == CHIP_ID_YUKON_LITE && + hw->chip_rev >= CHIP_REV_YU_LITE_A3) { + u32 io = skge_read32(hw, B2_GP_IO); + + io |= GP_DIR_9 | GP_IO_9; + skge_write32(hw, B2_GP_IO, io); + skge_read32(hw, B2_GP_IO); + } + /* set GPHY Control reset */ - skge_write32(hw, SK_REG(port, GPHY_CTRL), GPC_RST_SET); - skge_write32(hw, SK_REG(port, GMAC_CTRL), GMC_RST_SET); + skge_write8(hw, SK_REG(port, GPHY_CTRL), GPC_RST_SET); + skge_write8(hw, SK_REG(port, GMAC_CTRL), GMC_RST_SET); } static void yukon_get_stats(struct skge_port *skge, u64 *data) @@ -1874,10 +1882,8 @@ static void yukon_link_up(struct skge_port *skge) int port = skge->port; u16 reg; - pr_debug("yukon_link_up\n"); - /* Enable Transmit FIFO Underrun */ - skge_write8(hw, GMAC_IRQ_MSK, GMAC_DEF_MSK); + skge_write8(hw, SK_REG(port, GMAC_IRQ_MSK), GMAC_DEF_MSK); reg = gma_read16(hw, port, GM_GP_CTRL); if (skge->duplex == DUPLEX_FULL || skge->autoneg == AUTONEG_ENABLE) @@ -1897,7 +1903,6 @@ static void yukon_link_down(struct skge_port *skge) int port = skge->port; u16 ctrl; - pr_debug("yukon_link_down\n"); gm_phy_write(hw, port, PHY_MARV_INT_MASK, 0); ctrl = gma_read16(hw, port, GM_GP_CTRL); @@ -2113,7 +2118,6 @@ static int skge_up(struct net_device *dev) skge_write8(hw, Q_ADDR(rxqaddr[port], Q_CSR), CSR_START | CSR_IRQ_CL_F); skge_led(skge, LED_MODE_ON); - pr_debug("skge_up completed\n"); return 0; free_rx_ring: @@ -2136,15 +2140,20 @@ static int skge_down(struct net_device *dev) netif_stop_queue(dev); + skge_write8(skge->hw, SK_REG(skge->port, LNK_LED_REG), LED_OFF); + if (hw->chip_id == CHIP_ID_GENESIS) + genesis_stop(skge); + else + yukon_stop(skge); + + hw->intr_mask &= ~portirqmask[skge->port]; + skge_write32(hw, B0_IMSK, hw->intr_mask); + /* Stop transmitter */ skge_write8(hw, Q_ADDR(txqaddr[port], Q_CSR), CSR_STOP); skge_write32(hw, RB_ADDR(txqaddr[port], RB_CTRL), RB_RST_SET|RB_DIS_OP_MD); - if (hw->chip_id == CHIP_ID_GENESIS) - genesis_stop(skge); - else - yukon_stop(skge); /* Disable Force Sync bit and Enable Alloc bit */ skge_write8(hw, SK_REG(port, TXA_CTRL), @@ -2368,8 +2377,6 @@ static void genesis_set_multicast(struct net_device *dev) u32 mode; u8 filter[8]; - pr_debug("genesis_set_multicast flags=%x count=%d\n", dev->flags, dev->mc_count); - mode = xm_read32(hw, port, XM_MODE); mode |= XM_MD_ENA_HASH; if (dev->flags & IFF_PROMISC) @@ -2531,8 +2538,6 @@ static int skge_poll(struct net_device *dev, int *budget) unsigned int to_do = min(dev->quota, *budget); unsigned int work_done = 0; - pr_debug("skge_poll\n"); - for (e = ring->to_clean; work_done < to_do; e = e->next) { struct skge_rx_desc *rd = e->desc; struct sk_buff *skb; @@ -2673,9 +2678,9 @@ static void skge_error_irq(struct skge_hw *hw) if (hw->chip_id == CHIP_ID_GENESIS) { /* clear xmac errors */ if (hwstatus & (IS_NO_STAT_M1|IS_NO_TIST_M1)) - skge_write16(hw, SK_REG(0, RX_MFF_CTRL1), MFF_CLR_INSTAT); + skge_write16(hw, RX_MFF_CTRL1, MFF_CLR_INSTAT); if (hwstatus & (IS_NO_STAT_M2|IS_NO_TIST_M2)) - skge_write16(hw, SK_REG(0, RX_MFF_CTRL2), MFF_CLR_INSTAT); + skge_write16(hw, RX_MFF_CTRL2, MFF_CLR_INSTAT); } else { /* Timestamp (unused) overflow */ if (hwstatus & IS_IRQ_TIST_OV) @@ -3001,9 +3006,6 @@ static int skge_reset(struct skge_hw *hw) skge_write32(hw, B0_IMSK, hw->intr_mask); - if (hw->chip_id != CHIP_ID_GENESIS) - skge_write8(hw, GMAC_IRQ_MSK, 0); - spin_lock_bh(&hw->phy_lock); for (i = 0; i < hw->ports; i++) { if (hw->chip_id == CHIP_ID_GENESIS) @@ -3232,6 +3234,11 @@ static void __devexit skge_remove(struct pci_dev *pdev) dev0 = hw->dev[0]; unregister_netdev(dev0); + skge_write32(hw, B0_IMSK, 0); + skge_write16(hw, B0_LED, LED_STAT_OFF); + skge_pci_clear(hw); + skge_write8(hw, B0_CTST, CS_RST_SET); + tasklet_kill(&hw->ext_tasklet); free_irq(pdev->irq, hw); @@ -3240,7 +3247,7 @@ static void __devexit skge_remove(struct pci_dev *pdev) if (dev1) free_netdev(dev1); free_netdev(dev0); - skge_write16(hw, B0_LED, LED_STAT_OFF); + iounmap(hw->regs); kfree(hw); pci_set_drvdata(pdev, NULL); @@ -3259,7 +3266,10 @@ static int skge_suspend(struct pci_dev *pdev, pm_message_t state) struct skge_port *skge = netdev_priv(dev); if (netif_running(dev)) { netif_carrier_off(dev); - skge_down(dev); + if (skge->wol) + netif_stop_queue(dev); + else + skge_down(dev); } netif_device_detach(dev); wol |= skge->wol; diff --git a/drivers/net/skge.h b/drivers/net/skge.h index f1680beb8e68..efbf98c675d2 100644 --- a/drivers/net/skge.h +++ b/drivers/net/skge.h @@ -2008,7 +2008,7 @@ enum { GM_IS_RX_FF_OR = 1<<1, /* Receive FIFO Overrun */ GM_IS_RX_COMPL = 1<<0, /* Frame Reception Complete */ -#define GMAC_DEF_MSK (GM_IS_TX_CO_OV | GM_IS_RX_CO_OV | GM_IS_TX_FF_UR) +#define GMAC_DEF_MSK (GM_IS_RX_FF_OR | GM_IS_TX_FF_UR) /* GMAC_LINK_CTRL 16 bit GMAC Link Control Reg (YUKON only) */ /* Bits 15.. 2: reserved */ diff --git a/drivers/net/spider_net.c b/drivers/net/spider_net.c index 4e19220473d0..c796f41b4a52 100644 --- a/drivers/net/spider_net.c +++ b/drivers/net/spider_net.c @@ -1817,6 +1817,10 @@ spider_net_setup_phy(struct spider_net_card *card) /* LEDs active in both modes, autosense prio = fiber */ spider_net_write_phy(card->netdev, 1, MII_NCONFIG, 0x945f); + /* switch off fibre autoneg */ + spider_net_write_phy(card->netdev, 1, MII_NCONFIG, 0xfc01); + spider_net_write_phy(card->netdev, 1, 0x0b, 0x0004); + phy->def->ops->read_link(phy); pr_info("Found %s with %i Mbps, %s-duplex.\n", phy->def->name, phy->speed, phy->duplex==1 ? "Full" : "Half"); diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index 7599f52e15b3..81f4aedf534c 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -67,8 +67,8 @@ #define DRV_MODULE_NAME "tg3" #define PFX DRV_MODULE_NAME ": " -#define DRV_MODULE_VERSION "3.39" -#define DRV_MODULE_RELDATE "September 5, 2005" +#define DRV_MODULE_VERSION "3.40" +#define DRV_MODULE_RELDATE "September 15, 2005" #define TG3_DEF_MAC_MODE 0 #define TG3_DEF_RX_MODE 0 @@ -3442,31 +3442,47 @@ static void tg3_tx_timeout(struct net_device *dev) schedule_work(&tp->reset_task); } +/* Test for DMA buffers crossing any 4GB boundaries: 4G, 8G, etc */ +static inline int tg3_4g_overflow_test(dma_addr_t mapping, int len) +{ + u32 base = (u32) mapping & 0xffffffff; + + return ((base > 0xffffdcc0) && + (base + len + 8 < base)); +} + static void tg3_set_txd(struct tg3 *, int, dma_addr_t, int, u32, u32); static int tigon3_4gb_hwbug_workaround(struct tg3 *tp, struct sk_buff *skb, - u32 guilty_entry, int guilty_len, - u32 last_plus_one, u32 *start, u32 mss) + u32 last_plus_one, u32 *start, + u32 base_flags, u32 mss) { struct sk_buff *new_skb = skb_copy(skb, GFP_ATOMIC); - dma_addr_t new_addr; + dma_addr_t new_addr = 0; u32 entry = *start; - int i; + int i, ret = 0; if (!new_skb) { - dev_kfree_skb(skb); - return -1; + ret = -1; + } else { + /* New SKB is guaranteed to be linear. */ + entry = *start; + new_addr = pci_map_single(tp->pdev, new_skb->data, new_skb->len, + PCI_DMA_TODEVICE); + /* Make sure new skb does not cross any 4G boundaries. + * Drop the packet if it does. + */ + if (tg3_4g_overflow_test(new_addr, new_skb->len)) { + ret = -1; + dev_kfree_skb(new_skb); + new_skb = NULL; + } else { + tg3_set_txd(tp, entry, new_addr, new_skb->len, + base_flags, 1 | (mss << 1)); + *start = NEXT_TX(entry); + } } - /* New SKB is guaranteed to be linear. */ - entry = *start; - new_addr = pci_map_single(tp->pdev, new_skb->data, new_skb->len, - PCI_DMA_TODEVICE); - tg3_set_txd(tp, entry, new_addr, new_skb->len, - (skb->ip_summed == CHECKSUM_HW) ? - TXD_FLAG_TCPUDP_CSUM : 0, 1 | (mss << 1)); - *start = NEXT_TX(entry); - /* Now clean up the sw ring entries. */ i = 0; while (entry != last_plus_one) { @@ -3491,7 +3507,7 @@ static int tigon3_4gb_hwbug_workaround(struct tg3 *tp, struct sk_buff *skb, dev_kfree_skb(skb); - return 0; + return ret; } static void tg3_set_txd(struct tg3 *tp, int entry, @@ -3517,19 +3533,10 @@ static void tg3_set_txd(struct tg3 *tp, int entry, txd->vlan_tag = vlan_tag << TXD_VLAN_TAG_SHIFT; } -static inline int tg3_4g_overflow_test(dma_addr_t mapping, int len) -{ - u32 base = (u32) mapping & 0xffffffff; - - return ((base > 0xffffdcc0) && - (base + len + 8 < base)); -} - static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct tg3 *tp = netdev_priv(dev); dma_addr_t mapping; - unsigned int i; u32 len, entry, base_flags, mss; int would_hit_hwbug; @@ -3624,7 +3631,7 @@ static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev) would_hit_hwbug = 0; if (tg3_4g_overflow_test(mapping, len)) - would_hit_hwbug = entry + 1; + would_hit_hwbug = 1; tg3_set_txd(tp, entry, mapping, len, base_flags, (skb_shinfo(skb)->nr_frags == 0) | (mss << 1)); @@ -3648,12 +3655,8 @@ static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev) tp->tx_buffers[entry].skb = NULL; pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping); - if (tg3_4g_overflow_test(mapping, len)) { - /* Only one should match. */ - if (would_hit_hwbug) - BUG(); - would_hit_hwbug = entry + 1; - } + if (tg3_4g_overflow_test(mapping, len)) + would_hit_hwbug = 1; if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) tg3_set_txd(tp, entry, mapping, len, @@ -3669,34 +3672,15 @@ static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev) if (would_hit_hwbug) { u32 last_plus_one = entry; u32 start; - unsigned int len = 0; - - would_hit_hwbug -= 1; - entry = entry - 1 - skb_shinfo(skb)->nr_frags; - entry &= (TG3_TX_RING_SIZE - 1); - start = entry; - i = 0; - while (entry != last_plus_one) { - if (i == 0) - len = skb_headlen(skb); - else - len = skb_shinfo(skb)->frags[i-1].size; - if (entry == would_hit_hwbug) - break; - - i++; - entry = NEXT_TX(entry); - - } + start = entry - 1 - skb_shinfo(skb)->nr_frags; + start &= (TG3_TX_RING_SIZE - 1); /* If the workaround fails due to memory/mapping * failure, silently drop this packet. */ - if (tigon3_4gb_hwbug_workaround(tp, skb, - entry, len, - last_plus_one, - &start, mss)) + if (tigon3_4gb_hwbug_workaround(tp, skb, last_plus_one, + &start, base_flags, mss)) goto out_unlock; entry = start; @@ -9271,6 +9255,8 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) static struct pci_device_id write_reorder_chipsets[] = { { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_FE_GATE_700C) }, + { PCI_DEVICE(PCI_VENDOR_ID_AMD, + PCI_DEVICE_ID_AMD_K8_NB) }, { }, }; u32 misc_ctrl_reg; @@ -9285,7 +9271,7 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) tp->tg3_flags2 |= TG3_FLG2_SUN_570X; #endif - /* If we have an AMD 762 chipset, write + /* If we have an AMD 762 or K8 chipset, write * reordering to the mailbox registers done by the host * controller can cause major troubles. We read back from * every mailbox register write to force the writes to be @@ -9532,7 +9518,7 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) tp->write32_rx_mbox = tg3_write_indirect_mbox; iounmap(tp->regs); - tp->regs = 0; + tp->regs = NULL; pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd); pci_cmd &= ~PCI_COMMAND_MEMORY; @@ -10680,7 +10666,7 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, err_out_iounmap: if (tp->regs) { iounmap(tp->regs); - tp->regs = 0; + tp->regs = NULL; } err_out_free_dev: @@ -10705,7 +10691,7 @@ static void __devexit tg3_remove_one(struct pci_dev *pdev) unregister_netdev(dev); if (tp->regs) { iounmap(tp->regs); - tp->regs = 0; + tp->regs = NULL; } free_netdev(dev); pci_release_regions(pdev); diff --git a/drivers/net/tulip/xircom_cb.c b/drivers/net/tulip/xircom_cb.c index 26cc4f6378c7..60d1e05ab732 100644 --- a/drivers/net/tulip/xircom_cb.c +++ b/drivers/net/tulip/xircom_cb.c @@ -117,7 +117,7 @@ static int xircom_open(struct net_device *dev); static int xircom_close(struct net_device *dev); static void xircom_up(struct xircom_private *card); static struct net_device_stats *xircom_get_stats(struct net_device *dev); -#if CONFIG_NET_POLL_CONTROLLER +#ifdef CONFIG_NET_POLL_CONTROLLER static void xircom_poll_controller(struct net_device *dev); #endif diff --git a/drivers/net/wan/hdlc_cisco.c b/drivers/net/wan/hdlc_cisco.c index 48c03c11cd9a..a01efa6d5c62 100644 --- a/drivers/net/wan/hdlc_cisco.c +++ b/drivers/net/wan/hdlc_cisco.c @@ -72,7 +72,7 @@ static void cisco_keepalive_send(struct net_device *dev, u32 type, } skb_reserve(skb, 4); cisco_hard_header(skb, dev, CISCO_KEEPALIVE, NULL, NULL, 0); - data = (cisco_packet*)skb->data; + data = (cisco_packet*)(skb->data + 4); data->type = htonl(type); data->par1 = htonl(par1); diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c index 2be65d308fbe..06998c2240d9 100644 --- a/drivers/net/wireless/airo.c +++ b/drivers/net/wireless/airo.c @@ -6852,7 +6852,10 @@ static inline char *airo_translate_scan(struct net_device *dev, /* Add frequency */ iwe.cmd = SIOCGIWFREQ; iwe.u.freq.m = le16_to_cpu(bss->dsChannel); - iwe.u.freq.m = frequency_list[iwe.u.freq.m] * 100000; + /* iwe.u.freq.m containt the channel (starting 1), our + * frequency_list array start at index 0... + */ + iwe.u.freq.m = frequency_list[iwe.u.freq.m - 1] * 100000; iwe.u.freq.e = 1; current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_FREQ_LEN); diff --git a/drivers/pci/hotplug/ibmphp_pci.c b/drivers/pci/hotplug/ibmphp_pci.c index 8122fe734aa7..b1ba429e0a2d 100644 --- a/drivers/pci/hotplug/ibmphp_pci.c +++ b/drivers/pci/hotplug/ibmphp_pci.c @@ -558,7 +558,7 @@ static int configure_device (struct pci_func *func) pci_bus_write_config_byte (ibmphp_pci_bus, devfn, PCI_CACHE_LINE_SIZE, CACHE); pci_bus_write_config_byte (ibmphp_pci_bus, devfn, PCI_LATENCY_TIMER, LATENCY); - pci_bus_write_config_word (ibmphp_pci_bus, devfn, PCI_ROM_ADDRESS, 0x00L); + pci_bus_write_config_dword (ibmphp_pci_bus, devfn, PCI_ROM_ADDRESS, 0x00L); pci_bus_write_config_word (ibmphp_pci_bus, devfn, PCI_COMMAND, DEVICEENABLE); return 0; diff --git a/drivers/pci/hotplug/pciehp_ctrl.c b/drivers/pci/hotplug/pciehp_ctrl.c index 0e0947601526..898f6da6f0de 100644 --- a/drivers/pci/hotplug/pciehp_ctrl.c +++ b/drivers/pci/hotplug/pciehp_ctrl.c @@ -2526,7 +2526,6 @@ configure_new_function(struct controller *ctrl, struct pci_func *func, int cloop; u8 temp_byte; u8 class_code; - u16 temp_word; u32 rc; u32 temp_register; u32 base; @@ -2682,8 +2681,7 @@ configure_new_function(struct controller *ctrl, struct pci_func *func, } /* End of base register loop */ /* disable ROM base Address */ - temp_word = 0x00L; - rc = pci_bus_write_config_word (pci_bus, devfn, PCI_ROM_ADDRESS, temp_word); + rc = pci_bus_write_config_dword (pci_bus, devfn, PCI_ROM_ADDRESS, 0x00); /* Set HP parameters (Cache Line Size, Latency Timer) */ rc = pciehprm_set_hpp(ctrl, func, PCI_HEADER_TYPE_NORMAL); diff --git a/drivers/pci/hotplug/shpchp_ctrl.c b/drivers/pci/hotplug/shpchp_ctrl.c index 783b5abb0717..91c9903e621f 100644 --- a/drivers/pci/hotplug/shpchp_ctrl.c +++ b/drivers/pci/hotplug/shpchp_ctrl.c @@ -2824,8 +2824,7 @@ static int configure_new_function (struct controller * ctrl, struct pci_func * f } #endif /* Disable ROM base Address */ - temp_word = 0x00L; - rc = pci_bus_write_config_word (pci_bus, devfn, PCI_ROM_ADDRESS, temp_word); + rc = pci_bus_write_config_dword (pci_bus, devfn, PCI_ROM_ADDRESS, 0x00); /* Set HP parameters (Cache Line Size, Latency Timer) */ rc = shpchprm_set_hpp(ctrl, func, PCI_HEADER_TYPE_NORMAL); diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 992db89adce7..259d247b7551 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -309,17 +309,25 @@ pci_set_power_state(struct pci_dev *dev, pci_power_t state) pci_read_config_word(dev, pm + PCI_PM_CTRL, &pmcsr); - /* If we're in D3, force entire word to 0. + /* If we're (effectively) in D3, force entire word to 0. * This doesn't affect PME_Status, disables PME_En, and * sets PowerState to 0. */ - if (dev->current_state >= PCI_D3hot) { - if (!(pmcsr & PCI_PM_CTRL_NO_SOFT_RESET)) + switch (dev->current_state) { + case PCI_UNKNOWN: /* Boot-up */ + if ((pmcsr & PCI_PM_CTRL_STATE_MASK) == PCI_D3hot + && !(pmcsr & PCI_PM_CTRL_NO_SOFT_RESET)) need_restore = 1; + /* Fall-through: force to D0 */ + case PCI_D3hot: + case PCI_D3cold: + case PCI_POWER_ERROR: pmcsr = 0; - } else { + break; + default: pmcsr &= ~PCI_PM_CTRL_STATE_MASK; pmcsr |= state; + break; } /* enter specified state */ diff --git a/drivers/pcmcia/yenta_socket.c b/drivers/pcmcia/yenta_socket.c index f0997c36c9b7..ba4d78e5b121 100644 --- a/drivers/pcmcia/yenta_socket.c +++ b/drivers/pcmcia/yenta_socket.c @@ -1045,7 +1045,18 @@ static int __devinit yenta_probe (struct pci_dev *dev, const struct pci_device_i { struct yenta_socket *socket; int ret; - + + /* + * If we failed to assign proper bus numbers for this cardbus + * controller during PCI probe, its subordinate pci_bus is NULL. + * Bail out if so. + */ + if (!dev->subordinate) { + printk(KERN_ERR "Yenta: no bus associated with %s! " + "(try 'pci=assign-busses')\n", pci_name(dev)); + return -ENODEV; + } + socket = kmalloc(sizeof(struct yenta_socket), GFP_KERNEL); if (!socket) return -ENOMEM; diff --git a/drivers/s390/cio/blacklist.c b/drivers/s390/cio/blacklist.c index aac83ce6469c..a1c52a682191 100644 --- a/drivers/s390/cio/blacklist.c +++ b/drivers/s390/cio/blacklist.c @@ -1,7 +1,7 @@ /* * drivers/s390/cio/blacklist.c * S/390 common I/O routines -- blacklisting of specific devices - * $Revision: 1.34 $ + * $Revision: 1.35 $ * * Copyright (C) 1999-2002 IBM Deutschland Entwicklung GmbH, * IBM Corporation @@ -35,7 +35,7 @@ */ /* 65536 bits to indicate if a devno is blacklisted or not */ -#define __BL_DEV_WORDS (__MAX_SUBCHANNELS + (8*sizeof(long) - 1) / \ +#define __BL_DEV_WORDS ((__MAX_SUBCHANNELS + (8*sizeof(long) - 1)) / \ (8*sizeof(long))) static unsigned long bl_dev[__BL_DEV_WORDS]; typedef enum {add, free} range_action; diff --git a/drivers/s390/crypto/z90main.c b/drivers/s390/crypto/z90main.c index 6aeef3bacc33..0cb47eca91f3 100644 --- a/drivers/s390/crypto/z90main.c +++ b/drivers/s390/crypto/z90main.c @@ -682,9 +682,6 @@ z90crypt_cleanup_module(void) del_timer(&config_timer); del_timer(&cleanup_timer); - if (z90_device_work) - destroy_workqueue(z90_device_work); - destroy_z90crypt(); PRINTKN("Unloaded.\n"); diff --git a/drivers/s390/net/ctcmain.c b/drivers/s390/net/ctcmain.c index 96ca863eaff2..0db4f57a6a95 100644 --- a/drivers/s390/net/ctcmain.c +++ b/drivers/s390/net/ctcmain.c @@ -1,5 +1,5 @@ /* - * $Id: ctcmain.c,v 1.74 2005/03/24 09:04:17 mschwide Exp $ + * $Id: ctcmain.c,v 1.78 2005/09/07 12:18:02 pavlic Exp $ * * CTC / ESCON network driver * @@ -37,10 +37,9 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * - * RELEASE-TAG: CTC/ESCON network driver $Revision: 1.74 $ + * RELEASE-TAG: CTC/ESCON network driver $Revision: 1.78 $ * */ - #undef DEBUG #include <linux/module.h> #include <linux/init.h> @@ -135,7 +134,7 @@ static const char *dev_event_names[] = { "TX down", "Restart", }; - + /** * Events of the channel statemachine */ @@ -249,7 +248,7 @@ static void print_banner(void) { static int printed = 0; - char vbuf[] = "$Revision: 1.74 $"; + char vbuf[] = "$Revision: 1.78 $"; char *version = vbuf; if (printed) @@ -334,7 +333,7 @@ static const char *ch_state_names[] = { "Restarting", "Not operational", }; - + #ifdef DEBUG /** * Dump header and first 16 bytes of an sk_buff for debugging purposes. @@ -671,7 +670,7 @@ static void fsm_action_nop(fsm_instance * fi, int event, void *arg) { } - + /** * Actions for channel - statemachines. *****************************************************************************/ @@ -1514,7 +1513,6 @@ ch_action_reinit(fsm_instance *fi, int event, void *arg) fsm_addtimer(&privptr->restart_timer, 1000, DEV_EVENT_RESTART, dev); } - /** * The statemachine for a channel. */ @@ -1625,7 +1623,7 @@ static const fsm_node ch_fsm[] = { }; static const int CH_FSM_LEN = sizeof (ch_fsm) / sizeof (fsm_node); - + /** * Functions related to setup and device detection. *****************************************************************************/ @@ -1976,7 +1974,7 @@ ctc_irq_handler(struct ccw_device *cdev, unsigned long intparm, struct irb *irb) fsm_event(ch->fsm, CH_EVENT_IRQ, ch); } - + /** * Actions for interface - statemachine. *****************************************************************************/ @@ -2209,13 +2207,18 @@ transmit_skb(struct channel *ch, struct sk_buff *skb) int rc = 0; DBF_TEXT(trace, 5, __FUNCTION__); + /* we need to acquire the lock for testing the state + * otherwise we can have an IRQ changing the state to + * TXIDLE after the test but before acquiring the lock. + */ + spin_lock_irqsave(&ch->collect_lock, saveflags); if (fsm_getstate(ch->fsm) != CH_STATE_TXIDLE) { int l = skb->len + LL_HEADER_LENGTH; - spin_lock_irqsave(&ch->collect_lock, saveflags); - if (ch->collect_len + l > ch->max_bufsize - 2) - rc = -EBUSY; - else { + if (ch->collect_len + l > ch->max_bufsize - 2) { + spin_unlock_irqrestore(&ch->collect_lock, saveflags); + return -EBUSY; + } else { atomic_inc(&skb->users); header.length = l; header.type = skb->protocol; @@ -2231,7 +2234,7 @@ transmit_skb(struct channel *ch, struct sk_buff *skb) int ccw_idx; struct sk_buff *nskb; unsigned long hi; - + spin_unlock_irqrestore(&ch->collect_lock, saveflags); /** * Protect skb against beeing free'd by upper * layers. @@ -2256,6 +2259,7 @@ transmit_skb(struct channel *ch, struct sk_buff *skb) if (!nskb) { atomic_dec(&skb->users); skb_pull(skb, LL_HEADER_LENGTH + 2); + ctc_clear_busy(ch->netdev); return -ENOMEM; } else { memcpy(skb_put(nskb, skb->len), @@ -2281,6 +2285,7 @@ transmit_skb(struct channel *ch, struct sk_buff *skb) */ atomic_dec(&skb->users); skb_pull(skb, LL_HEADER_LENGTH + 2); + ctc_clear_busy(ch->netdev); return -EBUSY; } @@ -2327,9 +2332,10 @@ transmit_skb(struct channel *ch, struct sk_buff *skb) } } + ctc_clear_busy(ch->netdev); return rc; } - + /** * Interface API for upper network layers *****************************************************************************/ @@ -2421,7 +2427,6 @@ ctc_tx(struct sk_buff *skb, struct net_device * dev) dev->trans_start = jiffies; if (transmit_skb(privptr->channel[WRITE], skb) != 0) rc = 1; - ctc_clear_busy(dev); return rc; } @@ -2610,7 +2615,6 @@ stats_write(struct device *dev, struct device_attribute *attr, const char *buf, return count; } - static void ctc_netdev_unregister(struct net_device * dev) { @@ -2685,7 +2689,6 @@ ctc_proto_store(struct device *dev, struct device_attribute *attr, const char *b return count; } - static ssize_t ctc_type_show(struct device *dev, struct device_attribute *attr, char *buf) { diff --git a/drivers/s390/net/qeth.h b/drivers/s390/net/qeth.h index 3a0285669adf..2ad4797ce024 100644 --- a/drivers/s390/net/qeth.h +++ b/drivers/s390/net/qeth.h @@ -24,7 +24,7 @@ #include "qeth_mpc.h" -#define VERSION_QETH_H "$Revision: 1.139 $" +#define VERSION_QETH_H "$Revision: 1.142 $" #ifdef CONFIG_QETH_IPV6 #define QETH_VERSION_IPV6 ":IPv6" @@ -1172,7 +1172,7 @@ extern int qeth_realloc_buffer_pool(struct qeth_card *, int); extern int -qeth_set_large_send(struct qeth_card *); +qeth_set_large_send(struct qeth_card *, enum qeth_large_send_types); extern void qeth_fill_header(struct qeth_card *, struct qeth_hdr *, diff --git a/drivers/s390/net/qeth_main.c b/drivers/s390/net/qeth_main.c index 79c74f3a11f5..86582cf1e19e 100644 --- a/drivers/s390/net/qeth_main.c +++ b/drivers/s390/net/qeth_main.c @@ -1,6 +1,6 @@ /* * - * linux/drivers/s390/net/qeth_main.c ($Revision: 1.214 $) + * linux/drivers/s390/net/qeth_main.c ($Revision: 1.224 $) * * Linux on zSeries OSA Express and HiperSockets support * @@ -12,7 +12,7 @@ * Frank Pavlic (pavlic@de.ibm.com) and * Thomas Spatzier <tspat@de.ibm.com> * - * $Revision: 1.214 $ $Date: 2005/05/04 20:19:18 $ + * $Revision: 1.224 $ $Date: 2005/05/04 20:19:18 $ * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -29,14 +29,6 @@ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ -/*** - * eye catcher; just for debugging purposes - */ -void volatile -qeth_eyecatcher(void) -{ - return; -} #include <linux/config.h> #include <linux/module.h> @@ -80,7 +72,7 @@ qeth_eyecatcher(void) #include "qeth_eddp.h" #include "qeth_tso.h" -#define VERSION_QETH_C "$Revision: 1.214 $" +#define VERSION_QETH_C "$Revision: 1.224 $" static const char *version = "qeth S/390 OSA-Express driver"; /** @@ -2759,11 +2751,9 @@ qeth_flush_buffers(struct qeth_qdio_out_q *queue, int under_int, queue->card->perf_stats.outbound_do_qdio_start_time; #endif if (rc){ - QETH_DBF_SPRINTF(trace, 0, "qeth_flush_buffers: do_QDIO " - "returned error (%i) on device %s.", - rc, CARD_DDEV_ID(queue->card)); QETH_DBF_TEXT(trace, 2, "flushbuf"); QETH_DBF_TEXT_(trace, 2, " err%d", rc); + QETH_DBF_TEXT_(trace, 2, "%s", CARD_DDEV_ID(queue->card)); queue->card->stats.tx_errors += count; /* this must not happen under normal circumstances. if it * happens something is really wrong -> recover */ @@ -2909,11 +2899,8 @@ qeth_qdio_output_handler(struct ccw_device * ccwdev, unsigned int status, QETH_DBF_TEXT(trace, 6, "qdouhdl"); if (status & QDIO_STATUS_LOOK_FOR_ERROR) { if (status & QDIO_STATUS_ACTIVATE_CHECK_CONDITION){ - QETH_DBF_SPRINTF(trace, 2, "On device %s: " - "received active check " - "condition (0x%08x).", - CARD_BUS_ID(card), status); - QETH_DBF_TEXT(trace, 2, "chkcond"); + QETH_DBF_TEXT(trace, 2, "achkcond"); + QETH_DBF_TEXT_(trace, 2, "%s", CARD_BUS_ID(card)); QETH_DBF_TEXT_(trace, 2, "%08x", status); netif_stop_queue(card->dev); qeth_schedule_recovery(card); @@ -3356,26 +3343,32 @@ qeth_halt_channel(struct qeth_channel *channel) static int qeth_halt_channels(struct qeth_card *card) { - int rc = 0; + int rc1 = 0, rc2=0, rc3 = 0; QETH_DBF_TEXT(trace,3,"haltchs"); - if ((rc = qeth_halt_channel(&card->read))) - return rc; - if ((rc = qeth_halt_channel(&card->write))) - return rc; - return qeth_halt_channel(&card->data); + rc1 = qeth_halt_channel(&card->read); + rc2 = qeth_halt_channel(&card->write); + rc3 = qeth_halt_channel(&card->data); + if (rc1) + return rc1; + if (rc2) + return rc2; + return rc3; } static int qeth_clear_channels(struct qeth_card *card) { - int rc = 0; + int rc1 = 0, rc2=0, rc3 = 0; QETH_DBF_TEXT(trace,3,"clearchs"); - if ((rc = qeth_clear_channel(&card->read))) - return rc; - if ((rc = qeth_clear_channel(&card->write))) - return rc; - return qeth_clear_channel(&card->data); + rc1 = qeth_clear_channel(&card->read); + rc2 = qeth_clear_channel(&card->write); + rc3 = qeth_clear_channel(&card->data); + if (rc1) + return rc1; + if (rc2) + return rc2; + return rc3; } static int @@ -3445,23 +3438,23 @@ qeth_mpc_initialize(struct qeth_card *card) } if ((rc = qeth_cm_enable(card))){ QETH_DBF_TEXT_(setup, 2, "2err%d", rc); - return rc; + goto out_qdio; } if ((rc = qeth_cm_setup(card))){ QETH_DBF_TEXT_(setup, 2, "3err%d", rc); - return rc; + goto out_qdio; } if ((rc = qeth_ulp_enable(card))){ QETH_DBF_TEXT_(setup, 2, "4err%d", rc); - return rc; + goto out_qdio; } if ((rc = qeth_ulp_setup(card))){ QETH_DBF_TEXT_(setup, 2, "5err%d", rc); - return rc; + goto out_qdio; } if ((rc = qeth_alloc_qdio_buffers(card))){ QETH_DBF_TEXT_(setup, 2, "5err%d", rc); - return rc; + goto out_qdio; } if ((rc = qeth_qdio_establish(card))){ QETH_DBF_TEXT_(setup, 2, "6err%d", rc); @@ -3795,12 +3788,16 @@ static inline int qeth_prepare_skb(struct qeth_card *card, struct sk_buff **skb, struct qeth_hdr **hdr, int ipv) { + int rc; #ifdef CONFIG_QETH_VLAN u16 *tag; #endif QETH_DBF_TEXT(trace, 6, "prepskb"); + rc = qeth_realloc_headroom(card, skb, sizeof(struct qeth_hdr)); + if (rc) + return rc; #ifdef CONFIG_QETH_VLAN if (card->vlangrp && vlan_tx_tag_present(*skb) && ((ipv == 6) || card->options.layer2) ) { @@ -4251,7 +4248,8 @@ out: } static inline int -qeth_get_elements_no(struct qeth_card *card, void *hdr, struct sk_buff *skb) +qeth_get_elements_no(struct qeth_card *card, void *hdr, + struct sk_buff *skb, int elems) { int elements_needed = 0; @@ -4261,9 +4259,10 @@ qeth_get_elements_no(struct qeth_card *card, void *hdr, struct sk_buff *skb) if (elements_needed == 0 ) elements_needed = 1 + (((((unsigned long) hdr) % PAGE_SIZE) + skb->len) >> PAGE_SHIFT); - if (elements_needed > QETH_MAX_BUFFER_ELEMENTS(card)){ + if ((elements_needed + elems) > QETH_MAX_BUFFER_ELEMENTS(card)){ PRINT_ERR("qeth_do_send_packet: invalid size of " - "IP packet. Discarded."); + "IP packet (Number=%d / Length=%d). Discarded.\n", + (elements_needed+elems), skb->len); return 0; } return elements_needed; @@ -4275,7 +4274,7 @@ qeth_send_packet(struct qeth_card *card, struct sk_buff *skb) int ipv = 0; int cast_type; struct qeth_qdio_out_q *queue; - struct qeth_hdr *hdr; + struct qeth_hdr *hdr = NULL; int elements_needed = 0; enum qeth_large_send_types large_send = QETH_LARGE_SEND_NO; struct qeth_eddp_context *ctx = NULL; @@ -4337,9 +4336,11 @@ qeth_send_packet(struct qeth_card *card, struct sk_buff *skb) return -EINVAL; } } else { - elements_needed += qeth_get_elements_no(card,(void*) hdr, skb); - if (!elements_needed) + int elems = qeth_get_elements_no(card,(void*) hdr, skb, + elements_needed); + if (!elems) return -EINVAL; + elements_needed += elems; } if (card->info.type != QETH_CARD_TYPE_IQD) @@ -4504,7 +4505,11 @@ qeth_arp_set_no_entries(struct qeth_card *card, int no_entries) QETH_DBF_TEXT(trace,3,"arpstnoe"); - /* TODO: really not supported by GuestLAN? */ + /* + * currently GuestLAN only supports the ARP assist function + * IPA_CMD_ASS_ARP_QUERY_INFO, but not IPA_CMD_ASS_ARP_SET_NO_ENTRIES; + * thus we say EOPNOTSUPP for this ARP function + */ if (card->info.guestlan) return -EOPNOTSUPP; if (!qeth_is_supported(card,IPA_ARP_PROCESSING)) { @@ -4681,14 +4686,6 @@ qeth_arp_query(struct qeth_card *card, char *udata) QETH_DBF_TEXT(trace,3,"arpquery"); - /* - * currently GuestLAN does only deliver all zeros on query arp, - * even though arp processing is supported (according to IPA supp. - * funcs flags); since all zeros is no valueable information, - * we say EOPNOTSUPP for all ARP functions - */ - /*if (card->info.guestlan) - return -EOPNOTSUPP; */ if (!qeth_is_supported(card,/*IPA_QUERY_ARP_ADDR_INFO*/ IPA_ARP_PROCESSING)) { PRINT_WARN("ARP processing not supported " @@ -4894,10 +4891,9 @@ qeth_arp_add_entry(struct qeth_card *card, struct qeth_arp_cache_entry *entry) QETH_DBF_TEXT(trace,3,"arpadent"); /* - * currently GuestLAN does only deliver all zeros on query arp, - * even though arp processing is supported (according to IPA supp. - * funcs flags); since all zeros is no valueable information, - * we say EOPNOTSUPP for all ARP functions + * currently GuestLAN only supports the ARP assist function + * IPA_CMD_ASS_ARP_QUERY_INFO, but not IPA_CMD_ASS_ARP_ADD_ENTRY; + * thus we say EOPNOTSUPP for this ARP function */ if (card->info.guestlan) return -EOPNOTSUPP; @@ -4937,10 +4933,9 @@ qeth_arp_remove_entry(struct qeth_card *card, struct qeth_arp_cache_entry *entry QETH_DBF_TEXT(trace,3,"arprment"); /* - * currently GuestLAN does only deliver all zeros on query arp, - * even though arp processing is supported (according to IPA supp. - * funcs flags); since all zeros is no valueable information, - * we say EOPNOTSUPP for all ARP functions + * currently GuestLAN only supports the ARP assist function + * IPA_CMD_ASS_ARP_QUERY_INFO, but not IPA_CMD_ASS_ARP_REMOVE_ENTRY; + * thus we say EOPNOTSUPP for this ARP function */ if (card->info.guestlan) return -EOPNOTSUPP; @@ -4978,11 +4973,10 @@ qeth_arp_flush_cache(struct qeth_card *card) QETH_DBF_TEXT(trace,3,"arpflush"); /* - * currently GuestLAN does only deliver all zeros on query arp, - * even though arp processing is supported (according to IPA supp. - * funcs flags); since all zeros is no valueable information, - * we say EOPNOTSUPP for all ARP functions - */ + * currently GuestLAN only supports the ARP assist function + * IPA_CMD_ASS_ARP_QUERY_INFO, but not IPA_CMD_ASS_ARP_FLUSH_CACHE; + * thus we say EOPNOTSUPP for this ARP function + */ if (card->info.guestlan || (card->info.type == QETH_CARD_TYPE_IQD)) return -EOPNOTSUPP; if (!qeth_is_supported(card,IPA_ARP_PROCESSING)) { @@ -7038,14 +7032,16 @@ qeth_setrouting_v6(struct qeth_card *card) } int -qeth_set_large_send(struct qeth_card *card) +qeth_set_large_send(struct qeth_card *card, enum qeth_large_send_types type) { int rc = 0; - if (card->dev == NULL) + if (card->dev == NULL) { + card->options.large_send = type; return 0; - + } netif_stop_queue(card->dev); + card->options.large_send = type; switch (card->options.large_send) { case QETH_LARGE_SEND_EDDP: card->dev->features |= NETIF_F_TSO | NETIF_F_SG; @@ -7066,7 +7062,6 @@ qeth_set_large_send(struct qeth_card *card) card->dev->features &= ~(NETIF_F_TSO | NETIF_F_SG); break; } - netif_wake_queue(card->dev); return rc; } @@ -8257,7 +8252,6 @@ qeth_init(void) { int rc=0; - qeth_eyecatcher(); PRINT_INFO("loading %s (%s/%s/%s/%s/%s/%s/%s %s %s)\n", version, VERSION_QETH_C, VERSION_QETH_H, VERSION_QETH_MPC_H, VERSION_QETH_MPC_C, @@ -8338,7 +8332,6 @@ again: printk("qeth: removed\n"); } -EXPORT_SYMBOL(qeth_eyecatcher); module_init(qeth_init); module_exit(qeth_exit); MODULE_AUTHOR("Frank Pavlic <pavlic@de.ibm.com>"); diff --git a/drivers/s390/net/qeth_sys.c b/drivers/s390/net/qeth_sys.c index 98bedb0cb387..dda105b73063 100644 --- a/drivers/s390/net/qeth_sys.c +++ b/drivers/s390/net/qeth_sys.c @@ -1,6 +1,6 @@ /* * - * linux/drivers/s390/net/qeth_sys.c ($Revision: 1.51 $) + * linux/drivers/s390/net/qeth_sys.c ($Revision: 1.54 $) * * Linux on zSeries OSA Express and HiperSockets support * This file contains code related to sysfs. @@ -20,7 +20,7 @@ #include "qeth_mpc.h" #include "qeth_fs.h" -const char *VERSION_QETH_SYS_C = "$Revision: 1.51 $"; +const char *VERSION_QETH_SYS_C = "$Revision: 1.54 $"; /*****************************************************************************/ /* */ @@ -722,10 +722,13 @@ qeth_dev_layer2_store(struct device *dev, struct device_attribute *attr, const c if (!card) return -EINVAL; + if (card->info.type == QETH_CARD_TYPE_IQD) { + PRINT_WARN("Layer2 on Hipersockets is not supported! \n"); + return -EPERM; + } if (((card->state != CARD_STATE_DOWN) && - (card->state != CARD_STATE_RECOVER)) || - (card->info.type != QETH_CARD_TYPE_OSAE)) + (card->state != CARD_STATE_RECOVER))) return -EPERM; i = simple_strtoul(buf, &tmp, 16); @@ -771,9 +774,7 @@ qeth_dev_large_send_store(struct device *dev, struct device_attribute *attr, con if (!card) return -EINVAL; - tmp = strsep((char **) &buf, "\n"); - if (!strcmp(tmp, "no")){ type = QETH_LARGE_SEND_NO; } else if (!strcmp(tmp, "EDDP")) { @@ -786,10 +787,8 @@ qeth_dev_large_send_store(struct device *dev, struct device_attribute *attr, con } if (card->options.large_send == type) return count; - card->options.large_send = type; - if ((rc = qeth_set_large_send(card))) + if ((rc = qeth_set_large_send(card, type))) return rc; - return count; } diff --git a/drivers/s390/scsi/Makefile b/drivers/s390/scsi/Makefile index fc145307a7d4..d6a78f1a2f16 100644 --- a/drivers/s390/scsi/Makefile +++ b/drivers/s390/scsi/Makefile @@ -3,7 +3,7 @@ # zfcp-objs := zfcp_aux.o zfcp_ccw.o zfcp_scsi.o zfcp_erp.o zfcp_qdio.o \ - zfcp_fsf.o zfcp_sysfs_adapter.o zfcp_sysfs_port.o \ + zfcp_fsf.o zfcp_dbf.o zfcp_sysfs_adapter.o zfcp_sysfs_port.o \ zfcp_sysfs_unit.o zfcp_sysfs_driver.o obj-$(CONFIG_ZFCP) += zfcp.o diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c index bfe3ba73bc0f..0b5087f7cabc 100644 --- a/drivers/s390/scsi/zfcp_aux.c +++ b/drivers/s390/scsi/zfcp_aux.c @@ -122,95 +122,6 @@ _zfcp_hex_dump(char *addr, int count) #define ZFCP_LOG_AREA ZFCP_LOG_AREA_OTHER -static inline int -zfcp_fsf_req_is_scsi_cmnd(struct zfcp_fsf_req *fsf_req) -{ - return ((fsf_req->fsf_command == FSF_QTCB_FCP_CMND) && - !(fsf_req->status & ZFCP_STATUS_FSFREQ_TASK_MANAGEMENT)); -} - -void -zfcp_cmd_dbf_event_fsf(const char *text, struct zfcp_fsf_req *fsf_req, - void *add_data, int add_length) -{ - struct zfcp_adapter *adapter = fsf_req->adapter; - struct scsi_cmnd *scsi_cmnd; - int level = 3; - int i; - unsigned long flags; - - spin_lock_irqsave(&adapter->dbf_lock, flags); - if (zfcp_fsf_req_is_scsi_cmnd(fsf_req)) { - scsi_cmnd = fsf_req->data.send_fcp_command_task.scsi_cmnd; - debug_text_event(adapter->cmd_dbf, level, "fsferror"); - debug_text_event(adapter->cmd_dbf, level, text); - debug_event(adapter->cmd_dbf, level, &fsf_req, - sizeof (unsigned long)); - debug_event(adapter->cmd_dbf, level, &fsf_req->seq_no, - sizeof (u32)); - debug_event(adapter->cmd_dbf, level, &scsi_cmnd, - sizeof (unsigned long)); - debug_event(adapter->cmd_dbf, level, &scsi_cmnd->cmnd, - min(ZFCP_CMD_DBF_LENGTH, (int)scsi_cmnd->cmd_len)); - for (i = 0; i < add_length; i += ZFCP_CMD_DBF_LENGTH) - debug_event(adapter->cmd_dbf, - level, - (char *) add_data + i, - min(ZFCP_CMD_DBF_LENGTH, add_length - i)); - } - spin_unlock_irqrestore(&adapter->dbf_lock, flags); -} - -/* XXX additionally log unit if available */ -/* ---> introduce new parameter for unit, see 2.4 code */ -void -zfcp_cmd_dbf_event_scsi(const char *text, struct scsi_cmnd *scsi_cmnd) -{ - struct zfcp_adapter *adapter; - union zfcp_req_data *req_data; - struct zfcp_fsf_req *fsf_req; - int level = ((host_byte(scsi_cmnd->result) != 0) ? 1 : 5); - unsigned long flags; - - adapter = (struct zfcp_adapter *) scsi_cmnd->device->host->hostdata[0]; - req_data = (union zfcp_req_data *) scsi_cmnd->host_scribble; - fsf_req = (req_data ? req_data->send_fcp_command_task.fsf_req : NULL); - spin_lock_irqsave(&adapter->dbf_lock, flags); - debug_text_event(adapter->cmd_dbf, level, "hostbyte"); - debug_text_event(adapter->cmd_dbf, level, text); - debug_event(adapter->cmd_dbf, level, &scsi_cmnd->result, sizeof (u32)); - debug_event(adapter->cmd_dbf, level, &scsi_cmnd, - sizeof (unsigned long)); - debug_event(adapter->cmd_dbf, level, &scsi_cmnd->cmnd, - min(ZFCP_CMD_DBF_LENGTH, (int)scsi_cmnd->cmd_len)); - if (likely(fsf_req)) { - debug_event(adapter->cmd_dbf, level, &fsf_req, - sizeof (unsigned long)); - debug_event(adapter->cmd_dbf, level, &fsf_req->seq_no, - sizeof (u32)); - } else { - debug_text_event(adapter->cmd_dbf, level, ""); - debug_text_event(adapter->cmd_dbf, level, ""); - } - spin_unlock_irqrestore(&adapter->dbf_lock, flags); -} - -void -zfcp_in_els_dbf_event(struct zfcp_adapter *adapter, const char *text, - struct fsf_status_read_buffer *status_buffer, int length) -{ - int level = 1; - int i; - - debug_text_event(adapter->in_els_dbf, level, text); - debug_event(adapter->in_els_dbf, level, &status_buffer->d_id, 8); - for (i = 0; i < length; i += ZFCP_IN_ELS_DBF_LENGTH) - debug_event(adapter->in_els_dbf, - level, - (char *) status_buffer->payload + i, - min(ZFCP_IN_ELS_DBF_LENGTH, length - i)); -} - /** * zfcp_device_setup - setup function * @str: pointer to parameter string @@ -1017,81 +928,6 @@ zfcp_free_low_mem_buffers(struct zfcp_adapter *adapter) mempool_destroy(adapter->pool.data_gid_pn); } -/** - * zfcp_adapter_debug_register - registers debug feature for an adapter - * @adapter: pointer to adapter for which debug features should be registered - * return: -ENOMEM on error, 0 otherwise - */ -int -zfcp_adapter_debug_register(struct zfcp_adapter *adapter) -{ - char dbf_name[20]; - - /* debug feature area which records SCSI command failures (hostbyte) */ - spin_lock_init(&adapter->dbf_lock); - - sprintf(dbf_name, ZFCP_CMD_DBF_NAME "%s", - zfcp_get_busid_by_adapter(adapter)); - adapter->cmd_dbf = debug_register(dbf_name, ZFCP_CMD_DBF_INDEX, - ZFCP_CMD_DBF_AREAS, - ZFCP_CMD_DBF_LENGTH); - debug_register_view(adapter->cmd_dbf, &debug_hex_ascii_view); - debug_set_level(adapter->cmd_dbf, ZFCP_CMD_DBF_LEVEL); - - /* debug feature area which records SCSI command aborts */ - sprintf(dbf_name, ZFCP_ABORT_DBF_NAME "%s", - zfcp_get_busid_by_adapter(adapter)); - adapter->abort_dbf = debug_register(dbf_name, ZFCP_ABORT_DBF_INDEX, - ZFCP_ABORT_DBF_AREAS, - ZFCP_ABORT_DBF_LENGTH); - debug_register_view(adapter->abort_dbf, &debug_hex_ascii_view); - debug_set_level(adapter->abort_dbf, ZFCP_ABORT_DBF_LEVEL); - - /* debug feature area which records incoming ELS commands */ - sprintf(dbf_name, ZFCP_IN_ELS_DBF_NAME "%s", - zfcp_get_busid_by_adapter(adapter)); - adapter->in_els_dbf = debug_register(dbf_name, ZFCP_IN_ELS_DBF_INDEX, - ZFCP_IN_ELS_DBF_AREAS, - ZFCP_IN_ELS_DBF_LENGTH); - debug_register_view(adapter->in_els_dbf, &debug_hex_ascii_view); - debug_set_level(adapter->in_els_dbf, ZFCP_IN_ELS_DBF_LEVEL); - - /* debug feature area which records erp events */ - sprintf(dbf_name, ZFCP_ERP_DBF_NAME "%s", - zfcp_get_busid_by_adapter(adapter)); - adapter->erp_dbf = debug_register(dbf_name, ZFCP_ERP_DBF_INDEX, - ZFCP_ERP_DBF_AREAS, - ZFCP_ERP_DBF_LENGTH); - debug_register_view(adapter->erp_dbf, &debug_hex_ascii_view); - debug_set_level(adapter->erp_dbf, ZFCP_ERP_DBF_LEVEL); - - if (!(adapter->cmd_dbf && adapter->abort_dbf && - adapter->in_els_dbf && adapter->erp_dbf)) { - zfcp_adapter_debug_unregister(adapter); - return -ENOMEM; - } - - return 0; - -} - -/** - * zfcp_adapter_debug_unregister - unregisters debug feature for an adapter - * @adapter: pointer to adapter for which debug features should be unregistered - */ -void -zfcp_adapter_debug_unregister(struct zfcp_adapter *adapter) -{ - debug_unregister(adapter->abort_dbf); - debug_unregister(adapter->cmd_dbf); - debug_unregister(adapter->erp_dbf); - debug_unregister(adapter->in_els_dbf); - adapter->abort_dbf = NULL; - adapter->cmd_dbf = NULL; - adapter->erp_dbf = NULL; - adapter->in_els_dbf = NULL; -} - void zfcp_dummy_release(struct device *dev) { @@ -1462,10 +1298,6 @@ zfcp_fsf_incoming_els_rscn(struct zfcp_adapter *adapter, /* see FC-FS */ no_entries = (fcp_rscn_head->payload_len / 4); - zfcp_in_els_dbf_event(adapter, "##rscn", status_buffer, - fcp_rscn_head->payload_len); - - debug_text_event(adapter->erp_dbf, 1, "unsol_els_rscn:"); for (i = 1; i < no_entries; i++) { /* skip head and start with 1st element */ fcp_rscn_element++; @@ -1497,8 +1329,6 @@ zfcp_fsf_incoming_els_rscn(struct zfcp_adapter *adapter, (ZFCP_STATUS_PORT_DID_DID, &port->status)) { ZFCP_LOG_INFO("incoming RSCN, trying to open " "port 0x%016Lx\n", port->wwpn); - debug_text_event(adapter->erp_dbf, 1, - "unsol_els_rscnu:"); zfcp_erp_port_reopen(port, ZFCP_STATUS_COMMON_ERP_FAILED); continue; @@ -1524,8 +1354,6 @@ zfcp_fsf_incoming_els_rscn(struct zfcp_adapter *adapter, */ ZFCP_LOG_INFO("incoming RSCN, trying to open " "port 0x%016Lx\n", port->wwpn); - debug_text_event(adapter->erp_dbf, 1, - "unsol_els_rscnk:"); zfcp_test_link(port); } } @@ -1541,8 +1369,6 @@ zfcp_fsf_incoming_els_plogi(struct zfcp_adapter *adapter, struct zfcp_port *port; unsigned long flags; - zfcp_in_els_dbf_event(adapter, "##plogi", status_buffer, 28); - read_lock_irqsave(&zfcp_data.config_lock, flags); list_for_each_entry(port, &adapter->port_list_head, list) { if (port->wwpn == (*(wwn_t *) & els_logi->nport_wwn)) @@ -1556,8 +1382,6 @@ zfcp_fsf_incoming_els_plogi(struct zfcp_adapter *adapter, status_buffer->d_id, zfcp_get_busid_by_adapter(adapter)); } else { - debug_text_event(adapter->erp_dbf, 1, "unsol_els_plogi:"); - debug_event(adapter->erp_dbf, 1, &els_logi->nport_wwn, 8); zfcp_erp_port_forced_reopen(port, 0); } } @@ -1570,8 +1394,6 @@ zfcp_fsf_incoming_els_logo(struct zfcp_adapter *adapter, struct zfcp_port *port; unsigned long flags; - zfcp_in_els_dbf_event(adapter, "##logo", status_buffer, 16); - read_lock_irqsave(&zfcp_data.config_lock, flags); list_for_each_entry(port, &adapter->port_list_head, list) { if (port->wwpn == els_logo->nport_wwpn) @@ -1585,8 +1407,6 @@ zfcp_fsf_incoming_els_logo(struct zfcp_adapter *adapter, status_buffer->d_id, zfcp_get_busid_by_adapter(adapter)); } else { - debug_text_event(adapter->erp_dbf, 1, "unsol_els_logo:"); - debug_event(adapter->erp_dbf, 1, &els_logo->nport_wwpn, 8); zfcp_erp_port_forced_reopen(port, 0); } } @@ -1595,7 +1415,6 @@ static void zfcp_fsf_incoming_els_unknown(struct zfcp_adapter *adapter, struct fsf_status_read_buffer *status_buffer) { - zfcp_in_els_dbf_event(adapter, "##undef", status_buffer, 24); ZFCP_LOG_NORMAL("warning: unknown incoming ELS 0x%08x " "for adapter %s\n", *(u32 *) (status_buffer->payload), zfcp_get_busid_by_adapter(adapter)); @@ -1609,10 +1428,11 @@ zfcp_fsf_incoming_els(struct zfcp_fsf_req *fsf_req) u32 els_type; struct zfcp_adapter *adapter; - status_buffer = fsf_req->data.status_read.buffer; + status_buffer = (struct fsf_status_read_buffer *) fsf_req->data; els_type = *(u32 *) (status_buffer->payload); adapter = fsf_req->adapter; + zfcp_san_dbf_event_incoming_els(fsf_req); if (els_type == LS_PLOGI) zfcp_fsf_incoming_els_plogi(adapter, status_buffer); else if (els_type == LS_LOGO) diff --git a/drivers/s390/scsi/zfcp_ccw.c b/drivers/s390/scsi/zfcp_ccw.c index b30abab77da3..0fc46381fc22 100644 --- a/drivers/s390/scsi/zfcp_ccw.c +++ b/drivers/s390/scsi/zfcp_ccw.c @@ -202,19 +202,9 @@ static int zfcp_ccw_set_offline(struct ccw_device *ccw_device) { struct zfcp_adapter *adapter; - struct zfcp_port *port; - struct fc_rport *rport; down(&zfcp_data.config_sema); adapter = dev_get_drvdata(&ccw_device->dev); - /* might be racy, but we cannot take config_lock due to the fact that - fc_remote_port_delete might sleep */ - list_for_each_entry(port, &adapter->port_list_head, list) - if (port->rport) { - rport = port->rport; - port->rport = NULL; - fc_remote_port_delete(rport); - } zfcp_erp_adapter_shutdown(adapter, 0); zfcp_erp_wait(adapter); zfcp_adapter_scsi_unregister(adapter); diff --git a/drivers/s390/scsi/zfcp_dbf.c b/drivers/s390/scsi/zfcp_dbf.c new file mode 100644 index 000000000000..826fb3b00605 --- /dev/null +++ b/drivers/s390/scsi/zfcp_dbf.c @@ -0,0 +1,995 @@ +/* + * + * linux/drivers/s390/scsi/zfcp_dbf.c + * + * FCP adapter driver for IBM eServer zSeries + * + * Debugging facilities + * + * (C) Copyright IBM Corp. 2005 + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#define ZFCP_DBF_REVISION "$Revision$" + +#include <asm/debug.h> +#include <linux/ctype.h> +#include "zfcp_ext.h" + +static u32 dbfsize = 4; + +module_param(dbfsize, uint, 0400); +MODULE_PARM_DESC(dbfsize, + "number of pages for each debug feature area (default 4)"); + +#define ZFCP_LOG_AREA ZFCP_LOG_AREA_OTHER + +static inline int +zfcp_dbf_stck(char *out_buf, const char *label, unsigned long long stck) +{ + unsigned long long sec; + struct timespec xtime; + int len = 0; + + stck -= 0x8126d60e46000000LL - (0x3c26700LL * 1000000 * 4096); + sec = stck >> 12; + do_div(sec, 1000000); + xtime.tv_sec = sec; + stck -= (sec * 1000000) << 12; + xtime.tv_nsec = ((stck * 1000) >> 12); + len += sprintf(out_buf + len, "%-24s%011lu:%06lu\n", + label, xtime.tv_sec, xtime.tv_nsec); + + return len; +} + +static int zfcp_dbf_tag(char *out_buf, const char *label, const char *tag) +{ + int len = 0, i; + + len += sprintf(out_buf + len, "%-24s", label); + for (i = 0; i < ZFCP_DBF_TAG_SIZE; i++) + len += sprintf(out_buf + len, "%c", tag[i]); + len += sprintf(out_buf + len, "\n"); + + return len; +} + +static int +zfcp_dbf_view(char *out_buf, const char *label, const char *format, ...) +{ + va_list arg; + int len = 0; + + len += sprintf(out_buf + len, "%-24s", label); + va_start(arg, format); + len += vsprintf(out_buf + len, format, arg); + va_end(arg); + len += sprintf(out_buf + len, "\n"); + + return len; +} + +static int +zfcp_dbf_view_dump(char *out_buf, const char *label, + char *buffer, int buflen, int offset, int total_size) +{ + int len = 0; + + if (offset == 0) + len += sprintf(out_buf + len, "%-24s ", label); + + while (buflen--) { + if (offset > 0) { + if ((offset % 32) == 0) + len += sprintf(out_buf + len, "\n%-24c ", ' '); + else if ((offset % 4) == 0) + len += sprintf(out_buf + len, " "); + } + len += sprintf(out_buf + len, "%02x", *buffer++); + if (++offset == total_size) { + len += sprintf(out_buf + len, "\n"); + break; + } + } + + if (total_size == 0) + len += sprintf(out_buf + len, "\n"); + + return len; +} + +static inline int +zfcp_dbf_view_header(debug_info_t * id, struct debug_view *view, int area, + debug_entry_t * entry, char *out_buf) +{ + struct zfcp_dbf_dump *dump = (struct zfcp_dbf_dump *)DEBUG_DATA(entry); + int len = 0; + + if (strncmp(dump->tag, "dump", ZFCP_DBF_TAG_SIZE) != 0) { + len += zfcp_dbf_stck(out_buf + len, "timestamp", + entry->id.stck); + len += zfcp_dbf_view(out_buf + len, "cpu", "%02i", + entry->id.fields.cpuid); + } else { + len += zfcp_dbf_view_dump(out_buf + len, NULL, + dump->data, + dump->size, + dump->offset, dump->total_size); + if ((dump->offset + dump->size) == dump->total_size) + len += sprintf(out_buf + len, "\n"); + } + + return len; +} + +inline void zfcp_hba_dbf_event_fsf_response(struct zfcp_fsf_req *fsf_req) +{ + struct zfcp_adapter *adapter = fsf_req->adapter; + struct fsf_qtcb *qtcb = fsf_req->qtcb; + union fsf_prot_status_qual *prot_status_qual = + &qtcb->prefix.prot_status_qual; + union fsf_status_qual *fsf_status_qual = &qtcb->header.fsf_status_qual; + struct scsi_cmnd *scsi_cmnd; + struct zfcp_port *port; + struct zfcp_unit *unit; + struct zfcp_send_els *send_els; + struct zfcp_hba_dbf_record *rec = &adapter->hba_dbf_buf; + struct zfcp_hba_dbf_record_response *response = &rec->type.response; + int level; + unsigned long flags; + + spin_lock_irqsave(&adapter->hba_dbf_lock, flags); + memset(rec, 0, sizeof(struct zfcp_hba_dbf_record)); + strncpy(rec->tag, "resp", ZFCP_DBF_TAG_SIZE); + + if ((qtcb->prefix.prot_status != FSF_PROT_GOOD) && + (qtcb->prefix.prot_status != FSF_PROT_FSF_STATUS_PRESENTED)) { + strncpy(rec->tag2, "perr", ZFCP_DBF_TAG_SIZE); + level = 1; + } else if (qtcb->header.fsf_status != FSF_GOOD) { + strncpy(rec->tag2, "ferr", ZFCP_DBF_TAG_SIZE); + level = 1; + } else if ((fsf_req->fsf_command == FSF_QTCB_OPEN_PORT_WITH_DID) || + (fsf_req->fsf_command == FSF_QTCB_OPEN_LUN)) { + strncpy(rec->tag2, "open", ZFCP_DBF_TAG_SIZE); + level = 4; + } else if ((prot_status_qual->doubleword[0] != 0) || + (prot_status_qual->doubleword[1] != 0) || + (fsf_status_qual->doubleword[0] != 0) || + (fsf_status_qual->doubleword[1] != 0)) { + strncpy(rec->tag2, "qual", ZFCP_DBF_TAG_SIZE); + level = 3; + } else { + strncpy(rec->tag2, "norm", ZFCP_DBF_TAG_SIZE); + level = 6; + } + + response->fsf_command = fsf_req->fsf_command; + response->fsf_reqid = (unsigned long)fsf_req; + response->fsf_seqno = fsf_req->seq_no; + response->fsf_issued = fsf_req->issued; + response->fsf_prot_status = qtcb->prefix.prot_status; + response->fsf_status = qtcb->header.fsf_status; + memcpy(response->fsf_prot_status_qual, + prot_status_qual, FSF_PROT_STATUS_QUAL_SIZE); + memcpy(response->fsf_status_qual, + fsf_status_qual, FSF_STATUS_QUALIFIER_SIZE); + response->fsf_req_status = fsf_req->status; + response->sbal_first = fsf_req->sbal_first; + response->sbal_curr = fsf_req->sbal_curr; + response->sbal_last = fsf_req->sbal_last; + response->pool = fsf_req->pool != NULL; + response->erp_action = (unsigned long)fsf_req->erp_action; + + switch (fsf_req->fsf_command) { + case FSF_QTCB_FCP_CMND: + if (fsf_req->status & ZFCP_STATUS_FSFREQ_TASK_MANAGEMENT) + break; + scsi_cmnd = (struct scsi_cmnd *)fsf_req->data; + if (scsi_cmnd != NULL) { + response->data.send_fcp.scsi_cmnd + = (unsigned long)scsi_cmnd; + response->data.send_fcp.scsi_serial + = scsi_cmnd->serial_number; + } + break; + + case FSF_QTCB_OPEN_PORT_WITH_DID: + case FSF_QTCB_CLOSE_PORT: + case FSF_QTCB_CLOSE_PHYSICAL_PORT: + port = (struct zfcp_port *)fsf_req->data; + response->data.port.wwpn = port->wwpn; + response->data.port.d_id = port->d_id; + response->data.port.port_handle = qtcb->header.port_handle; + break; + + case FSF_QTCB_OPEN_LUN: + case FSF_QTCB_CLOSE_LUN: + unit = (struct zfcp_unit *)fsf_req->data; + port = unit->port; + response->data.unit.wwpn = port->wwpn; + response->data.unit.fcp_lun = unit->fcp_lun; + response->data.unit.port_handle = qtcb->header.port_handle; + response->data.unit.lun_handle = qtcb->header.lun_handle; + break; + + case FSF_QTCB_SEND_ELS: + send_els = (struct zfcp_send_els *)fsf_req->data; + response->data.send_els.d_id = qtcb->bottom.support.d_id; + response->data.send_els.ls_code = send_els->ls_code >> 24; + break; + + case FSF_QTCB_ABORT_FCP_CMND: + case FSF_QTCB_SEND_GENERIC: + case FSF_QTCB_EXCHANGE_CONFIG_DATA: + case FSF_QTCB_EXCHANGE_PORT_DATA: + case FSF_QTCB_DOWNLOAD_CONTROL_FILE: + case FSF_QTCB_UPLOAD_CONTROL_FILE: + break; + } + + debug_event(adapter->hba_dbf, level, + rec, sizeof(struct zfcp_hba_dbf_record)); + spin_unlock_irqrestore(&adapter->hba_dbf_lock, flags); +} + +inline void +zfcp_hba_dbf_event_fsf_unsol(const char *tag, struct zfcp_adapter *adapter, + struct fsf_status_read_buffer *status_buffer) +{ + struct zfcp_hba_dbf_record *rec = &adapter->hba_dbf_buf; + unsigned long flags; + + spin_lock_irqsave(&adapter->hba_dbf_lock, flags); + memset(rec, 0, sizeof(struct zfcp_hba_dbf_record)); + strncpy(rec->tag, "stat", ZFCP_DBF_TAG_SIZE); + strncpy(rec->tag2, tag, ZFCP_DBF_TAG_SIZE); + + rec->type.status.failed = adapter->status_read_failed; + if (status_buffer != NULL) { + rec->type.status.status_type = status_buffer->status_type; + rec->type.status.status_subtype = status_buffer->status_subtype; + memcpy(&rec->type.status.queue_designator, + &status_buffer->queue_designator, + sizeof(struct fsf_queue_designator)); + + switch (status_buffer->status_type) { + case FSF_STATUS_READ_SENSE_DATA_AVAIL: + rec->type.status.payload_size = + ZFCP_DBF_UNSOL_PAYLOAD_SENSE_DATA_AVAIL; + break; + + case FSF_STATUS_READ_BIT_ERROR_THRESHOLD: + rec->type.status.payload_size = + ZFCP_DBF_UNSOL_PAYLOAD_BIT_ERROR_THRESHOLD; + break; + + case FSF_STATUS_READ_LINK_DOWN: + switch (status_buffer->status_subtype) { + case FSF_STATUS_READ_SUB_NO_PHYSICAL_LINK: + case FSF_STATUS_READ_SUB_FDISC_FAILED: + rec->type.status.payload_size = + sizeof(struct fsf_link_down_info); + } + break; + + case FSF_STATUS_READ_FEATURE_UPDATE_ALERT: + rec->type.status.payload_size = + ZFCP_DBF_UNSOL_PAYLOAD_FEATURE_UPDATE_ALERT; + break; + } + memcpy(&rec->type.status.payload, + &status_buffer->payload, rec->type.status.payload_size); + } + + debug_event(adapter->hba_dbf, 2, + rec, sizeof(struct zfcp_hba_dbf_record)); + spin_unlock_irqrestore(&adapter->hba_dbf_lock, flags); +} + +inline void +zfcp_hba_dbf_event_qdio(struct zfcp_adapter *adapter, unsigned int status, + unsigned int qdio_error, unsigned int siga_error, + int sbal_index, int sbal_count) +{ + struct zfcp_hba_dbf_record *rec = &adapter->hba_dbf_buf; + unsigned long flags; + + spin_lock_irqsave(&adapter->hba_dbf_lock, flags); + memset(rec, 0, sizeof(struct zfcp_hba_dbf_record)); + strncpy(rec->tag, "qdio", ZFCP_DBF_TAG_SIZE); + rec->type.qdio.status = status; + rec->type.qdio.qdio_error = qdio_error; + rec->type.qdio.siga_error = siga_error; + rec->type.qdio.sbal_index = sbal_index; + rec->type.qdio.sbal_count = sbal_count; + debug_event(adapter->hba_dbf, 0, + rec, sizeof(struct zfcp_hba_dbf_record)); + spin_unlock_irqrestore(&adapter->hba_dbf_lock, flags); +} + +static inline int +zfcp_hba_dbf_view_response(char *out_buf, + struct zfcp_hba_dbf_record_response *rec) +{ + int len = 0; + + len += zfcp_dbf_view(out_buf + len, "fsf_command", "0x%08x", + rec->fsf_command); + len += zfcp_dbf_view(out_buf + len, "fsf_reqid", "0x%0Lx", + rec->fsf_reqid); + len += zfcp_dbf_view(out_buf + len, "fsf_seqno", "0x%08x", + rec->fsf_seqno); + len += zfcp_dbf_stck(out_buf + len, "fsf_issued", rec->fsf_issued); + len += zfcp_dbf_view(out_buf + len, "fsf_prot_status", "0x%08x", + rec->fsf_prot_status); + len += zfcp_dbf_view(out_buf + len, "fsf_status", "0x%08x", + rec->fsf_status); + len += zfcp_dbf_view_dump(out_buf + len, "fsf_prot_status_qual", + rec->fsf_prot_status_qual, + FSF_PROT_STATUS_QUAL_SIZE, + 0, FSF_PROT_STATUS_QUAL_SIZE); + len += zfcp_dbf_view_dump(out_buf + len, "fsf_status_qual", + rec->fsf_status_qual, + FSF_STATUS_QUALIFIER_SIZE, + 0, FSF_STATUS_QUALIFIER_SIZE); + len += zfcp_dbf_view(out_buf + len, "fsf_req_status", "0x%08x", + rec->fsf_req_status); + len += zfcp_dbf_view(out_buf + len, "sbal_first", "0x%02x", + rec->sbal_first); + len += zfcp_dbf_view(out_buf + len, "sbal_curr", "0x%02x", + rec->sbal_curr); + len += zfcp_dbf_view(out_buf + len, "sbal_last", "0x%02x", + rec->sbal_last); + len += zfcp_dbf_view(out_buf + len, "pool", "0x%02x", rec->pool); + + switch (rec->fsf_command) { + case FSF_QTCB_FCP_CMND: + if (rec->fsf_req_status & ZFCP_STATUS_FSFREQ_TASK_MANAGEMENT) + break; + len += zfcp_dbf_view(out_buf + len, "scsi_cmnd", "0x%0Lx", + rec->data.send_fcp.scsi_cmnd); + len += zfcp_dbf_view(out_buf + len, "scsi_serial", "0x%016Lx", + rec->data.send_fcp.scsi_serial); + break; + + case FSF_QTCB_OPEN_PORT_WITH_DID: + case FSF_QTCB_CLOSE_PORT: + case FSF_QTCB_CLOSE_PHYSICAL_PORT: + len += zfcp_dbf_view(out_buf + len, "wwpn", "0x%016Lx", + rec->data.port.wwpn); + len += zfcp_dbf_view(out_buf + len, "d_id", "0x%06x", + rec->data.port.d_id); + len += zfcp_dbf_view(out_buf + len, "port_handle", "0x%08x", + rec->data.port.port_handle); + break; + + case FSF_QTCB_OPEN_LUN: + case FSF_QTCB_CLOSE_LUN: + len += zfcp_dbf_view(out_buf + len, "wwpn", "0x%016Lx", + rec->data.unit.wwpn); + len += zfcp_dbf_view(out_buf + len, "fcp_lun", "0x%016Lx", + rec->data.unit.fcp_lun); + len += zfcp_dbf_view(out_buf + len, "port_handle", "0x%08x", + rec->data.unit.port_handle); + len += zfcp_dbf_view(out_buf + len, "lun_handle", "0x%08x", + rec->data.unit.lun_handle); + break; + + case FSF_QTCB_SEND_ELS: + len += zfcp_dbf_view(out_buf + len, "d_id", "0x%06x", + rec->data.send_els.d_id); + len += zfcp_dbf_view(out_buf + len, "ls_code", "0x%02x", + rec->data.send_els.ls_code); + break; + + case FSF_QTCB_ABORT_FCP_CMND: + case FSF_QTCB_SEND_GENERIC: + case FSF_QTCB_EXCHANGE_CONFIG_DATA: + case FSF_QTCB_EXCHANGE_PORT_DATA: + case FSF_QTCB_DOWNLOAD_CONTROL_FILE: + case FSF_QTCB_UPLOAD_CONTROL_FILE: + break; + } + + return len; +} + +static inline int +zfcp_hba_dbf_view_status(char *out_buf, struct zfcp_hba_dbf_record_status *rec) +{ + int len = 0; + + len += zfcp_dbf_view(out_buf + len, "failed", "0x%02x", rec->failed); + len += zfcp_dbf_view(out_buf + len, "status_type", "0x%08x", + rec->status_type); + len += zfcp_dbf_view(out_buf + len, "status_subtype", "0x%08x", + rec->status_subtype); + len += zfcp_dbf_view_dump(out_buf + len, "queue_designator", + (char *)&rec->queue_designator, + sizeof(struct fsf_queue_designator), + 0, sizeof(struct fsf_queue_designator)); + len += zfcp_dbf_view_dump(out_buf + len, "payload", + (char *)&rec->payload, + rec->payload_size, 0, rec->payload_size); + + return len; +} + +static inline int +zfcp_hba_dbf_view_qdio(char *out_buf, struct zfcp_hba_dbf_record_qdio *rec) +{ + int len = 0; + + len += zfcp_dbf_view(out_buf + len, "status", "0x%08x", rec->status); + len += zfcp_dbf_view(out_buf + len, "qdio_error", "0x%08x", + rec->qdio_error); + len += zfcp_dbf_view(out_buf + len, "siga_error", "0x%08x", + rec->siga_error); + len += zfcp_dbf_view(out_buf + len, "sbal_index", "0x%02x", + rec->sbal_index); + len += zfcp_dbf_view(out_buf + len, "sbal_count", "0x%02x", + rec->sbal_count); + + return len; +} + +static int +zfcp_hba_dbf_view_format(debug_info_t * id, struct debug_view *view, + char *out_buf, const char *in_buf) +{ + struct zfcp_hba_dbf_record *rec = (struct zfcp_hba_dbf_record *)in_buf; + int len = 0; + + if (strncmp(rec->tag, "dump", ZFCP_DBF_TAG_SIZE) == 0) + return 0; + + len += zfcp_dbf_tag(out_buf + len, "tag", rec->tag); + if (isalpha(rec->tag2[0])) + len += zfcp_dbf_tag(out_buf + len, "tag2", rec->tag2); + if (strncmp(rec->tag, "resp", ZFCP_DBF_TAG_SIZE) == 0) + len += zfcp_hba_dbf_view_response(out_buf + len, + &rec->type.response); + else if (strncmp(rec->tag, "stat", ZFCP_DBF_TAG_SIZE) == 0) + len += zfcp_hba_dbf_view_status(out_buf + len, + &rec->type.status); + else if (strncmp(rec->tag, "qdio", ZFCP_DBF_TAG_SIZE) == 0) + len += zfcp_hba_dbf_view_qdio(out_buf + len, &rec->type.qdio); + + len += sprintf(out_buf + len, "\n"); + + return len; +} + +struct debug_view zfcp_hba_dbf_view = { + "structured", + NULL, + &zfcp_dbf_view_header, + &zfcp_hba_dbf_view_format, + NULL, + NULL +}; + +inline void +_zfcp_san_dbf_event_common_ct(const char *tag, struct zfcp_fsf_req *fsf_req, + u32 s_id, u32 d_id, void *buffer, int buflen) +{ + struct zfcp_send_ct *send_ct = (struct zfcp_send_ct *)fsf_req->data; + struct zfcp_port *port = send_ct->port; + struct zfcp_adapter *adapter = port->adapter; + struct ct_hdr *header = (struct ct_hdr *)buffer; + struct zfcp_san_dbf_record *rec = &adapter->san_dbf_buf; + struct zfcp_san_dbf_record_ct *ct = &rec->type.ct; + unsigned long flags; + + spin_lock_irqsave(&adapter->san_dbf_lock, flags); + memset(rec, 0, sizeof(struct zfcp_san_dbf_record)); + strncpy(rec->tag, tag, ZFCP_DBF_TAG_SIZE); + rec->fsf_reqid = (unsigned long)fsf_req; + rec->fsf_seqno = fsf_req->seq_no; + rec->s_id = s_id; + rec->d_id = d_id; + if (strncmp(tag, "octc", ZFCP_DBF_TAG_SIZE) == 0) { + ct->type.request.cmd_req_code = header->cmd_rsp_code; + ct->type.request.revision = header->revision; + ct->type.request.gs_type = header->gs_type; + ct->type.request.gs_subtype = header->gs_subtype; + ct->type.request.options = header->options; + ct->type.request.max_res_size = header->max_res_size; + } else if (strncmp(tag, "rctc", ZFCP_DBF_TAG_SIZE) == 0) { + ct->type.response.cmd_rsp_code = header->cmd_rsp_code; + ct->type.response.revision = header->revision; + ct->type.response.reason_code = header->reason_code; + ct->type.response.reason_code_expl = header->reason_code_expl; + ct->type.response.vendor_unique = header->vendor_unique; + } + ct->payload_size = + min(buflen - (int)sizeof(struct ct_hdr), ZFCP_DBF_CT_PAYLOAD); + memcpy(ct->payload, buffer + sizeof(struct ct_hdr), ct->payload_size); + debug_event(adapter->san_dbf, 3, + rec, sizeof(struct zfcp_san_dbf_record)); + spin_unlock_irqrestore(&adapter->san_dbf_lock, flags); +} + +inline void zfcp_san_dbf_event_ct_request(struct zfcp_fsf_req *fsf_req) +{ + struct zfcp_send_ct *ct = (struct zfcp_send_ct *)fsf_req->data; + struct zfcp_port *port = ct->port; + struct zfcp_adapter *adapter = port->adapter; + + _zfcp_san_dbf_event_common_ct("octc", fsf_req, + fc_host_port_id(adapter->scsi_host), + port->d_id, zfcp_sg_to_address(ct->req), + ct->req->length); +} + +inline void zfcp_san_dbf_event_ct_response(struct zfcp_fsf_req *fsf_req) +{ + struct zfcp_send_ct *ct = (struct zfcp_send_ct *)fsf_req->data; + struct zfcp_port *port = ct->port; + struct zfcp_adapter *adapter = port->adapter; + + _zfcp_san_dbf_event_common_ct("rctc", fsf_req, port->d_id, + fc_host_port_id(adapter->scsi_host), + zfcp_sg_to_address(ct->resp), + ct->resp->length); +} + +static inline void +_zfcp_san_dbf_event_common_els(const char *tag, int level, + struct zfcp_fsf_req *fsf_req, u32 s_id, + u32 d_id, u8 ls_code, void *buffer, int buflen) +{ + struct zfcp_adapter *adapter = fsf_req->adapter; + struct zfcp_san_dbf_record *rec = &adapter->san_dbf_buf; + struct zfcp_dbf_dump *dump = (struct zfcp_dbf_dump *)rec; + unsigned long flags; + int offset = 0; + + spin_lock_irqsave(&adapter->san_dbf_lock, flags); + do { + memset(rec, 0, sizeof(struct zfcp_san_dbf_record)); + if (offset == 0) { + strncpy(rec->tag, tag, ZFCP_DBF_TAG_SIZE); + rec->fsf_reqid = (unsigned long)fsf_req; + rec->fsf_seqno = fsf_req->seq_no; + rec->s_id = s_id; + rec->d_id = d_id; + rec->type.els.ls_code = ls_code; + buflen = min(buflen, ZFCP_DBF_ELS_MAX_PAYLOAD); + rec->type.els.payload_size = buflen; + memcpy(rec->type.els.payload, + buffer, min(buflen, ZFCP_DBF_ELS_PAYLOAD)); + offset += min(buflen, ZFCP_DBF_ELS_PAYLOAD); + } else { + strncpy(dump->tag, "dump", ZFCP_DBF_TAG_SIZE); + dump->total_size = buflen; + dump->offset = offset; + dump->size = min(buflen - offset, + (int)sizeof(struct zfcp_san_dbf_record) + - (int)sizeof(struct zfcp_dbf_dump)); + memcpy(dump->data, buffer + offset, dump->size); + offset += dump->size; + } + debug_event(adapter->san_dbf, level, + rec, sizeof(struct zfcp_san_dbf_record)); + } while (offset < buflen); + spin_unlock_irqrestore(&adapter->san_dbf_lock, flags); +} + +inline void zfcp_san_dbf_event_els_request(struct zfcp_fsf_req *fsf_req) +{ + struct zfcp_send_els *els = (struct zfcp_send_els *)fsf_req->data; + + _zfcp_san_dbf_event_common_els("oels", 2, fsf_req, + fc_host_port_id(els->adapter->scsi_host), + els->d_id, + *(u8 *) zfcp_sg_to_address(els->req), + zfcp_sg_to_address(els->req), + els->req->length); +} + +inline void zfcp_san_dbf_event_els_response(struct zfcp_fsf_req *fsf_req) +{ + struct zfcp_send_els *els = (struct zfcp_send_els *)fsf_req->data; + + _zfcp_san_dbf_event_common_els("rels", 2, fsf_req, els->d_id, + fc_host_port_id(els->adapter->scsi_host), + *(u8 *) zfcp_sg_to_address(els->req), + zfcp_sg_to_address(els->resp), + els->resp->length); +} + +inline void zfcp_san_dbf_event_incoming_els(struct zfcp_fsf_req *fsf_req) +{ + struct zfcp_adapter *adapter = fsf_req->adapter; + struct fsf_status_read_buffer *status_buffer = + (struct fsf_status_read_buffer *)fsf_req->data; + int length = (int)status_buffer->length - + (int)((void *)&status_buffer->payload - (void *)status_buffer); + + _zfcp_san_dbf_event_common_els("iels", 1, fsf_req, status_buffer->d_id, + fc_host_port_id(adapter->scsi_host), + *(u8 *) status_buffer->payload, + (void *)status_buffer->payload, length); +} + +static int +zfcp_san_dbf_view_format(debug_info_t * id, struct debug_view *view, + char *out_buf, const char *in_buf) +{ + struct zfcp_san_dbf_record *rec = (struct zfcp_san_dbf_record *)in_buf; + char *buffer = NULL; + int buflen = 0, total = 0; + int len = 0; + + if (strncmp(rec->tag, "dump", ZFCP_DBF_TAG_SIZE) == 0) + return 0; + + len += zfcp_dbf_tag(out_buf + len, "tag", rec->tag); + len += zfcp_dbf_view(out_buf + len, "fsf_reqid", "0x%0Lx", + rec->fsf_reqid); + len += zfcp_dbf_view(out_buf + len, "fsf_seqno", "0x%08x", + rec->fsf_seqno); + len += zfcp_dbf_view(out_buf + len, "s_id", "0x%06x", rec->s_id); + len += zfcp_dbf_view(out_buf + len, "d_id", "0x%06x", rec->d_id); + + if (strncmp(rec->tag, "octc", ZFCP_DBF_TAG_SIZE) == 0) { + len += zfcp_dbf_view(out_buf + len, "cmd_req_code", "0x%04x", + rec->type.ct.type.request.cmd_req_code); + len += zfcp_dbf_view(out_buf + len, "revision", "0x%02x", + rec->type.ct.type.request.revision); + len += zfcp_dbf_view(out_buf + len, "gs_type", "0x%02x", + rec->type.ct.type.request.gs_type); + len += zfcp_dbf_view(out_buf + len, "gs_subtype", "0x%02x", + rec->type.ct.type.request.gs_subtype); + len += zfcp_dbf_view(out_buf + len, "options", "0x%02x", + rec->type.ct.type.request.options); + len += zfcp_dbf_view(out_buf + len, "max_res_size", "0x%04x", + rec->type.ct.type.request.max_res_size); + total = rec->type.ct.payload_size; + buffer = rec->type.ct.payload; + buflen = min(total, ZFCP_DBF_CT_PAYLOAD); + } else if (strncmp(rec->tag, "rctc", ZFCP_DBF_TAG_SIZE) == 0) { + len += zfcp_dbf_view(out_buf + len, "cmd_rsp_code", "0x%04x", + rec->type.ct.type.response.cmd_rsp_code); + len += zfcp_dbf_view(out_buf + len, "revision", "0x%02x", + rec->type.ct.type.response.revision); + len += zfcp_dbf_view(out_buf + len, "reason_code", "0x%02x", + rec->type.ct.type.response.reason_code); + len += + zfcp_dbf_view(out_buf + len, "reason_code_expl", "0x%02x", + rec->type.ct.type.response.reason_code_expl); + len += + zfcp_dbf_view(out_buf + len, "vendor_unique", "0x%02x", + rec->type.ct.type.response.vendor_unique); + total = rec->type.ct.payload_size; + buffer = rec->type.ct.payload; + buflen = min(total, ZFCP_DBF_CT_PAYLOAD); + } else if (strncmp(rec->tag, "oels", ZFCP_DBF_TAG_SIZE) == 0 || + strncmp(rec->tag, "rels", ZFCP_DBF_TAG_SIZE) == 0 || + strncmp(rec->tag, "iels", ZFCP_DBF_TAG_SIZE) == 0) { + len += zfcp_dbf_view(out_buf + len, "ls_code", "0x%02x", + rec->type.els.ls_code); + total = rec->type.els.payload_size; + buffer = rec->type.els.payload; + buflen = min(total, ZFCP_DBF_ELS_PAYLOAD); + } + + len += zfcp_dbf_view_dump(out_buf + len, "payload", + buffer, buflen, 0, total); + + if (buflen == total) + len += sprintf(out_buf + len, "\n"); + + return len; +} + +struct debug_view zfcp_san_dbf_view = { + "structured", + NULL, + &zfcp_dbf_view_header, + &zfcp_san_dbf_view_format, + NULL, + NULL +}; + +static inline void +_zfcp_scsi_dbf_event_common(const char *tag, const char *tag2, int level, + struct zfcp_adapter *adapter, + struct scsi_cmnd *scsi_cmnd, + struct zfcp_fsf_req *new_fsf_req) +{ + struct zfcp_fsf_req *fsf_req = + (struct zfcp_fsf_req *)scsi_cmnd->host_scribble; + struct zfcp_scsi_dbf_record *rec = &adapter->scsi_dbf_buf; + struct zfcp_dbf_dump *dump = (struct zfcp_dbf_dump *)rec; + unsigned long flags; + struct fcp_rsp_iu *fcp_rsp; + char *fcp_rsp_info = NULL, *fcp_sns_info = NULL; + int offset = 0, buflen = 0; + + spin_lock_irqsave(&adapter->scsi_dbf_lock, flags); + do { + memset(rec, 0, sizeof(struct zfcp_scsi_dbf_record)); + if (offset == 0) { + strncpy(rec->tag, tag, ZFCP_DBF_TAG_SIZE); + strncpy(rec->tag2, tag2, ZFCP_DBF_TAG_SIZE); + if (scsi_cmnd->device) { + rec->scsi_id = scsi_cmnd->device->id; + rec->scsi_lun = scsi_cmnd->device->lun; + } + rec->scsi_result = scsi_cmnd->result; + rec->scsi_cmnd = (unsigned long)scsi_cmnd; + rec->scsi_serial = scsi_cmnd->serial_number; + memcpy(rec->scsi_opcode, + &scsi_cmnd->cmnd, + min((int)scsi_cmnd->cmd_len, + ZFCP_DBF_SCSI_OPCODE)); + rec->scsi_retries = scsi_cmnd->retries; + rec->scsi_allowed = scsi_cmnd->allowed; + if (fsf_req != NULL) { + fcp_rsp = (struct fcp_rsp_iu *) + &(fsf_req->qtcb->bottom.io.fcp_rsp); + fcp_rsp_info = + zfcp_get_fcp_rsp_info_ptr(fcp_rsp); + fcp_sns_info = + zfcp_get_fcp_sns_info_ptr(fcp_rsp); + + rec->type.fcp.rsp_validity = + fcp_rsp->validity.value; + rec->type.fcp.rsp_scsi_status = + fcp_rsp->scsi_status; + rec->type.fcp.rsp_resid = fcp_rsp->fcp_resid; + if (fcp_rsp->validity.bits.fcp_rsp_len_valid) + rec->type.fcp.rsp_code = + *(fcp_rsp_info + 3); + if (fcp_rsp->validity.bits.fcp_sns_len_valid) { + buflen = min((int)fcp_rsp->fcp_sns_len, + ZFCP_DBF_SCSI_MAX_FCP_SNS_INFO); + rec->type.fcp.sns_info_len = buflen; + memcpy(rec->type.fcp.sns_info, + fcp_sns_info, + min(buflen, + ZFCP_DBF_SCSI_FCP_SNS_INFO)); + offset += min(buflen, + ZFCP_DBF_SCSI_FCP_SNS_INFO); + } + + rec->fsf_reqid = (unsigned long)fsf_req; + rec->fsf_seqno = fsf_req->seq_no; + rec->fsf_issued = fsf_req->issued; + } + if (new_fsf_req != NULL) { + rec->type.new_fsf_req.fsf_reqid = + (unsigned long) + new_fsf_req; + rec->type.new_fsf_req.fsf_seqno = + new_fsf_req->seq_no; + rec->type.new_fsf_req.fsf_issued = + new_fsf_req->issued; + } + } else { + strncpy(dump->tag, "dump", ZFCP_DBF_TAG_SIZE); + dump->total_size = buflen; + dump->offset = offset; + dump->size = min(buflen - offset, + (int)sizeof(struct + zfcp_scsi_dbf_record) - + (int)sizeof(struct zfcp_dbf_dump)); + memcpy(dump->data, fcp_sns_info + offset, dump->size); + offset += dump->size; + } + debug_event(adapter->scsi_dbf, level, + rec, sizeof(struct zfcp_scsi_dbf_record)); + } while (offset < buflen); + spin_unlock_irqrestore(&adapter->scsi_dbf_lock, flags); +} + +inline void +zfcp_scsi_dbf_event_result(const char *tag, int level, + struct zfcp_adapter *adapter, + struct scsi_cmnd *scsi_cmnd) +{ + _zfcp_scsi_dbf_event_common("rslt", + tag, level, adapter, scsi_cmnd, NULL); +} + +inline void +zfcp_scsi_dbf_event_abort(const char *tag, struct zfcp_adapter *adapter, + struct scsi_cmnd *scsi_cmnd, + struct zfcp_fsf_req *new_fsf_req) +{ + _zfcp_scsi_dbf_event_common("abrt", + tag, 1, adapter, scsi_cmnd, new_fsf_req); +} + +inline void +zfcp_scsi_dbf_event_devreset(const char *tag, u8 flag, struct zfcp_unit *unit, + struct scsi_cmnd *scsi_cmnd) +{ + struct zfcp_adapter *adapter = unit->port->adapter; + + _zfcp_scsi_dbf_event_common(flag == FCP_TARGET_RESET ? "trst" : "lrst", + tag, 1, adapter, scsi_cmnd, NULL); +} + +static int +zfcp_scsi_dbf_view_format(debug_info_t * id, struct debug_view *view, + char *out_buf, const char *in_buf) +{ + struct zfcp_scsi_dbf_record *rec = + (struct zfcp_scsi_dbf_record *)in_buf; + int len = 0; + + if (strncmp(rec->tag, "dump", ZFCP_DBF_TAG_SIZE) == 0) + return 0; + + len += zfcp_dbf_tag(out_buf + len, "tag", rec->tag); + len += zfcp_dbf_tag(out_buf + len, "tag2", rec->tag2); + len += zfcp_dbf_view(out_buf + len, "scsi_id", "0x%08x", rec->scsi_id); + len += zfcp_dbf_view(out_buf + len, "scsi_lun", "0x%08x", + rec->scsi_lun); + len += zfcp_dbf_view(out_buf + len, "scsi_result", "0x%08x", + rec->scsi_result); + len += zfcp_dbf_view(out_buf + len, "scsi_cmnd", "0x%0Lx", + rec->scsi_cmnd); + len += zfcp_dbf_view(out_buf + len, "scsi_serial", "0x%016Lx", + rec->scsi_serial); + len += zfcp_dbf_view_dump(out_buf + len, "scsi_opcode", + rec->scsi_opcode, + ZFCP_DBF_SCSI_OPCODE, + 0, ZFCP_DBF_SCSI_OPCODE); + len += zfcp_dbf_view(out_buf + len, "scsi_retries", "0x%02x", + rec->scsi_retries); + len += zfcp_dbf_view(out_buf + len, "scsi_allowed", "0x%02x", + rec->scsi_allowed); + len += zfcp_dbf_view(out_buf + len, "fsf_reqid", "0x%0Lx", + rec->fsf_reqid); + len += zfcp_dbf_view(out_buf + len, "fsf_seqno", "0x%08x", + rec->fsf_seqno); + len += zfcp_dbf_stck(out_buf + len, "fsf_issued", rec->fsf_issued); + if (strncmp(rec->tag, "rslt", ZFCP_DBF_TAG_SIZE) == 0) { + len += + zfcp_dbf_view(out_buf + len, "fcp_rsp_validity", "0x%02x", + rec->type.fcp.rsp_validity); + len += + zfcp_dbf_view(out_buf + len, "fcp_rsp_scsi_status", + "0x%02x", rec->type.fcp.rsp_scsi_status); + len += + zfcp_dbf_view(out_buf + len, "fcp_rsp_resid", "0x%08x", + rec->type.fcp.rsp_resid); + len += + zfcp_dbf_view(out_buf + len, "fcp_rsp_code", "0x%08x", + rec->type.fcp.rsp_code); + len += + zfcp_dbf_view(out_buf + len, "fcp_sns_info_len", "0x%08x", + rec->type.fcp.sns_info_len); + len += + zfcp_dbf_view_dump(out_buf + len, "fcp_sns_info", + rec->type.fcp.sns_info, + min((int)rec->type.fcp.sns_info_len, + ZFCP_DBF_SCSI_FCP_SNS_INFO), 0, + rec->type.fcp.sns_info_len); + } else if (strncmp(rec->tag, "abrt", ZFCP_DBF_TAG_SIZE) == 0) { + len += zfcp_dbf_view(out_buf + len, "fsf_reqid_abort", "0x%0Lx", + rec->type.new_fsf_req.fsf_reqid); + len += zfcp_dbf_view(out_buf + len, "fsf_seqno_abort", "0x%08x", + rec->type.new_fsf_req.fsf_seqno); + len += zfcp_dbf_stck(out_buf + len, "fsf_issued", + rec->type.new_fsf_req.fsf_issued); + } else if ((strncmp(rec->tag, "trst", ZFCP_DBF_TAG_SIZE) == 0) || + (strncmp(rec->tag, "lrst", ZFCP_DBF_TAG_SIZE) == 0)) { + len += zfcp_dbf_view(out_buf + len, "fsf_reqid_reset", "0x%0Lx", + rec->type.new_fsf_req.fsf_reqid); + len += zfcp_dbf_view(out_buf + len, "fsf_seqno_reset", "0x%08x", + rec->type.new_fsf_req.fsf_seqno); + len += zfcp_dbf_stck(out_buf + len, "fsf_issued", + rec->type.new_fsf_req.fsf_issued); + } + + len += sprintf(out_buf + len, "\n"); + + return len; +} + +struct debug_view zfcp_scsi_dbf_view = { + "structured", + NULL, + &zfcp_dbf_view_header, + &zfcp_scsi_dbf_view_format, + NULL, + NULL +}; + +/** + * zfcp_adapter_debug_register - registers debug feature for an adapter + * @adapter: pointer to adapter for which debug features should be registered + * return: -ENOMEM on error, 0 otherwise + */ +int zfcp_adapter_debug_register(struct zfcp_adapter *adapter) +{ + char dbf_name[DEBUG_MAX_NAME_LEN]; + + /* debug feature area which records recovery activity */ + spin_lock_init(&adapter->erp_dbf_lock); + sprintf(dbf_name, "zfcp_%s_erp", zfcp_get_busid_by_adapter(adapter)); + adapter->erp_dbf = debug_register(dbf_name, dbfsize, 2, + sizeof(struct zfcp_erp_dbf_record)); + if (!adapter->erp_dbf) + goto failed; + debug_register_view(adapter->erp_dbf, &debug_hex_ascii_view); + debug_set_level(adapter->erp_dbf, 3); + + /* debug feature area which records HBA (FSF and QDIO) conditions */ + spin_lock_init(&adapter->hba_dbf_lock); + sprintf(dbf_name, "zfcp_%s_hba", zfcp_get_busid_by_adapter(adapter)); + adapter->hba_dbf = debug_register(dbf_name, dbfsize, 1, + sizeof(struct zfcp_hba_dbf_record)); + if (!adapter->hba_dbf) + goto failed; + debug_register_view(adapter->hba_dbf, &debug_hex_ascii_view); + debug_register_view(adapter->hba_dbf, &zfcp_hba_dbf_view); + debug_set_level(adapter->hba_dbf, 3); + + /* debug feature area which records SAN command failures and recovery */ + spin_lock_init(&adapter->san_dbf_lock); + sprintf(dbf_name, "zfcp_%s_san", zfcp_get_busid_by_adapter(adapter)); + adapter->san_dbf = debug_register(dbf_name, dbfsize, 1, + sizeof(struct zfcp_san_dbf_record)); + if (!adapter->san_dbf) + goto failed; + debug_register_view(adapter->san_dbf, &debug_hex_ascii_view); + debug_register_view(adapter->san_dbf, &zfcp_san_dbf_view); + debug_set_level(adapter->san_dbf, 6); + + /* debug feature area which records SCSI command failures and recovery */ + spin_lock_init(&adapter->scsi_dbf_lock); + sprintf(dbf_name, "zfcp_%s_scsi", zfcp_get_busid_by_adapter(adapter)); + adapter->scsi_dbf = debug_register(dbf_name, dbfsize, 1, + sizeof(struct zfcp_scsi_dbf_record)); + if (!adapter->scsi_dbf) + goto failed; + debug_register_view(adapter->scsi_dbf, &debug_hex_ascii_view); + debug_register_view(adapter->scsi_dbf, &zfcp_scsi_dbf_view); + debug_set_level(adapter->scsi_dbf, 3); + + return 0; + + failed: + zfcp_adapter_debug_unregister(adapter); + + return -ENOMEM; +} + +/** + * zfcp_adapter_debug_unregister - unregisters debug feature for an adapter + * @adapter: pointer to adapter for which debug features should be unregistered + */ +void zfcp_adapter_debug_unregister(struct zfcp_adapter *adapter) +{ + debug_unregister(adapter->scsi_dbf); + debug_unregister(adapter->san_dbf); + debug_unregister(adapter->hba_dbf); + debug_unregister(adapter->erp_dbf); + adapter->scsi_dbf = NULL; + adapter->san_dbf = NULL; + adapter->hba_dbf = NULL; + adapter->erp_dbf = NULL; +} + +#undef ZFCP_LOG_AREA diff --git a/drivers/s390/scsi/zfcp_def.h b/drivers/s390/scsi/zfcp_def.h index 455e902533a9..d81b737d68cc 100644 --- a/drivers/s390/scsi/zfcp_def.h +++ b/drivers/s390/scsi/zfcp_def.h @@ -66,7 +66,7 @@ /********************* GENERAL DEFINES *********************************/ /* zfcp version number, it consists of major, minor, and patch-level number */ -#define ZFCP_VERSION "4.3.0" +#define ZFCP_VERSION "4.5.0" /** * zfcp_sg_to_address - determine kernel address from struct scatterlist @@ -154,13 +154,17 @@ typedef u32 scsi_lun_t; #define ZFCP_EXCHANGE_CONFIG_DATA_FIRST_SLEEP 100 #define ZFCP_EXCHANGE_CONFIG_DATA_RETRIES 7 +/* Retry 5 times every 2 second, then every minute */ +#define ZFCP_EXCHANGE_PORT_DATA_SHORT_RETRIES 5 +#define ZFCP_EXCHANGE_PORT_DATA_SHORT_SLEEP 200 +#define ZFCP_EXCHANGE_PORT_DATA_LONG_SLEEP 6000 + /* timeout value for "default timer" for fsf requests */ #define ZFCP_FSF_REQUEST_TIMEOUT (60*HZ); /*************** FIBRE CHANNEL PROTOCOL SPECIFIC DEFINES ********************/ typedef unsigned long long wwn_t; -typedef unsigned int fc_id_t; typedef unsigned long long fcp_lun_t; /* data length field may be at variable position in FCP-2 FCP_CMND IU */ typedef unsigned int fcp_dl_t; @@ -281,6 +285,171 @@ struct fcp_logo { } __attribute__((packed)); /* + * DBF stuff + */ +#define ZFCP_DBF_TAG_SIZE 4 + +struct zfcp_dbf_dump { + u8 tag[ZFCP_DBF_TAG_SIZE]; + u32 total_size; /* size of total dump data */ + u32 offset; /* how much data has being already dumped */ + u32 size; /* how much data comes with this record */ + u8 data[]; /* dump data */ +} __attribute__ ((packed)); + +/* FIXME: to be inflated when reworking the erp dbf */ +struct zfcp_erp_dbf_record { + u8 dummy[16]; +} __attribute__ ((packed)); + +struct zfcp_hba_dbf_record_response { + u32 fsf_command; + u64 fsf_reqid; + u32 fsf_seqno; + u64 fsf_issued; + u32 fsf_prot_status; + u32 fsf_status; + u8 fsf_prot_status_qual[FSF_PROT_STATUS_QUAL_SIZE]; + u8 fsf_status_qual[FSF_STATUS_QUALIFIER_SIZE]; + u32 fsf_req_status; + u8 sbal_first; + u8 sbal_curr; + u8 sbal_last; + u8 pool; + u64 erp_action; + union { + struct { + u64 scsi_cmnd; + u64 scsi_serial; + } send_fcp; + struct { + u64 wwpn; + u32 d_id; + u32 port_handle; + } port; + struct { + u64 wwpn; + u64 fcp_lun; + u32 port_handle; + u32 lun_handle; + } unit; + struct { + u32 d_id; + u8 ls_code; + } send_els; + } data; +} __attribute__ ((packed)); + +struct zfcp_hba_dbf_record_status { + u8 failed; + u32 status_type; + u32 status_subtype; + struct fsf_queue_designator + queue_designator; + u32 payload_size; +#define ZFCP_DBF_UNSOL_PAYLOAD 80 +#define ZFCP_DBF_UNSOL_PAYLOAD_SENSE_DATA_AVAIL 32 +#define ZFCP_DBF_UNSOL_PAYLOAD_BIT_ERROR_THRESHOLD 56 +#define ZFCP_DBF_UNSOL_PAYLOAD_FEATURE_UPDATE_ALERT 2 * sizeof(u32) + u8 payload[ZFCP_DBF_UNSOL_PAYLOAD]; +} __attribute__ ((packed)); + +struct zfcp_hba_dbf_record_qdio { + u32 status; + u32 qdio_error; + u32 siga_error; + u8 sbal_index; + u8 sbal_count; +} __attribute__ ((packed)); + +struct zfcp_hba_dbf_record { + u8 tag[ZFCP_DBF_TAG_SIZE]; + u8 tag2[ZFCP_DBF_TAG_SIZE]; + union { + struct zfcp_hba_dbf_record_response response; + struct zfcp_hba_dbf_record_status status; + struct zfcp_hba_dbf_record_qdio qdio; + } type; +} __attribute__ ((packed)); + +struct zfcp_san_dbf_record_ct { + union { + struct { + u16 cmd_req_code; + u8 revision; + u8 gs_type; + u8 gs_subtype; + u8 options; + u16 max_res_size; + } request; + struct { + u16 cmd_rsp_code; + u8 revision; + u8 reason_code; + u8 reason_code_expl; + u8 vendor_unique; + } response; + } type; + u32 payload_size; +#define ZFCP_DBF_CT_PAYLOAD 24 + u8 payload[ZFCP_DBF_CT_PAYLOAD]; +} __attribute__ ((packed)); + +struct zfcp_san_dbf_record_els { + u8 ls_code; + u32 payload_size; +#define ZFCP_DBF_ELS_PAYLOAD 32 +#define ZFCP_DBF_ELS_MAX_PAYLOAD 1024 + u8 payload[ZFCP_DBF_ELS_PAYLOAD]; +} __attribute__ ((packed)); + +struct zfcp_san_dbf_record { + u8 tag[ZFCP_DBF_TAG_SIZE]; + u64 fsf_reqid; + u32 fsf_seqno; + u32 s_id; + u32 d_id; + union { + struct zfcp_san_dbf_record_ct ct; + struct zfcp_san_dbf_record_els els; + } type; +} __attribute__ ((packed)); + +struct zfcp_scsi_dbf_record { + u8 tag[ZFCP_DBF_TAG_SIZE]; + u8 tag2[ZFCP_DBF_TAG_SIZE]; + u32 scsi_id; + u32 scsi_lun; + u32 scsi_result; + u64 scsi_cmnd; + u64 scsi_serial; +#define ZFCP_DBF_SCSI_OPCODE 16 + u8 scsi_opcode[ZFCP_DBF_SCSI_OPCODE]; + u8 scsi_retries; + u8 scsi_allowed; + u64 fsf_reqid; + u32 fsf_seqno; + u64 fsf_issued; + union { + struct { + u64 fsf_reqid; + u32 fsf_seqno; + u64 fsf_issued; + } new_fsf_req; + struct { + u8 rsp_validity; + u8 rsp_scsi_status; + u32 rsp_resid; + u8 rsp_code; +#define ZFCP_DBF_SCSI_FCP_SNS_INFO 16 +#define ZFCP_DBF_SCSI_MAX_FCP_SNS_INFO 256 + u32 sns_info_len; + u8 sns_info[ZFCP_DBF_SCSI_FCP_SNS_INFO]; + } fcp; + } type; +} __attribute__ ((packed)); + +/* * FC-FS stuff */ #define R_A_TOV 10 /* seconds */ @@ -339,34 +508,6 @@ struct zfcp_rc_entry { */ #define ZFCP_CT_TIMEOUT (3 * R_A_TOV) - -/***************** S390 DEBUG FEATURE SPECIFIC DEFINES ***********************/ - -/* debug feature entries per adapter */ -#define ZFCP_ERP_DBF_INDEX 1 -#define ZFCP_ERP_DBF_AREAS 2 -#define ZFCP_ERP_DBF_LENGTH 16 -#define ZFCP_ERP_DBF_LEVEL 3 -#define ZFCP_ERP_DBF_NAME "zfcperp" - -#define ZFCP_CMD_DBF_INDEX 2 -#define ZFCP_CMD_DBF_AREAS 1 -#define ZFCP_CMD_DBF_LENGTH 8 -#define ZFCP_CMD_DBF_LEVEL 3 -#define ZFCP_CMD_DBF_NAME "zfcpcmd" - -#define ZFCP_ABORT_DBF_INDEX 2 -#define ZFCP_ABORT_DBF_AREAS 1 -#define ZFCP_ABORT_DBF_LENGTH 8 -#define ZFCP_ABORT_DBF_LEVEL 6 -#define ZFCP_ABORT_DBF_NAME "zfcpabt" - -#define ZFCP_IN_ELS_DBF_INDEX 2 -#define ZFCP_IN_ELS_DBF_AREAS 1 -#define ZFCP_IN_ELS_DBF_LENGTH 8 -#define ZFCP_IN_ELS_DBF_LEVEL 6 -#define ZFCP_IN_ELS_DBF_NAME "zfcpels" - /******************** LOGGING MACROS AND DEFINES *****************************/ /* @@ -501,6 +642,7 @@ do { \ #define ZFCP_STATUS_ADAPTER_ERP_THREAD_KILL 0x00000080 #define ZFCP_STATUS_ADAPTER_ERP_PENDING 0x00000100 #define ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED 0x00000200 +#define ZFCP_STATUS_ADAPTER_XPORT_OK 0x00000800 #define ZFCP_STATUS_ADAPTER_SCSI_UP \ (ZFCP_STATUS_COMMON_UNBLOCKED | \ @@ -635,45 +777,6 @@ struct zfcp_adapter_mempool { mempool_t *data_gid_pn; }; -struct zfcp_exchange_config_data{ -}; - -struct zfcp_open_port { - struct zfcp_port *port; -}; - -struct zfcp_close_port { - struct zfcp_port *port; -}; - -struct zfcp_open_unit { - struct zfcp_unit *unit; -}; - -struct zfcp_close_unit { - struct zfcp_unit *unit; -}; - -struct zfcp_close_physical_port { - struct zfcp_port *port; -}; - -struct zfcp_send_fcp_command_task { - struct zfcp_fsf_req *fsf_req; - struct zfcp_unit *unit; - struct scsi_cmnd *scsi_cmnd; - unsigned long start_jiffies; -}; - -struct zfcp_send_fcp_command_task_management { - struct zfcp_unit *unit; -}; - -struct zfcp_abort_fcp_command { - struct zfcp_fsf_req *fsf_req; - struct zfcp_unit *unit; -}; - /* * header for CT_IU */ @@ -702,7 +805,7 @@ struct ct_iu_gid_pn_req { /* FS_ACC IU and data unit for GID_PN nameserver request */ struct ct_iu_gid_pn_resp { struct ct_hdr header; - fc_id_t d_id; + u32 d_id; } __attribute__ ((packed)); typedef void (*zfcp_send_ct_handler_t)(unsigned long); @@ -768,7 +871,7 @@ typedef void (*zfcp_send_els_handler_t)(unsigned long); struct zfcp_send_els { struct zfcp_adapter *adapter; struct zfcp_port *port; - fc_id_t d_id; + u32 d_id; struct scatterlist *req; struct scatterlist *resp; unsigned int req_count; @@ -781,33 +884,6 @@ struct zfcp_send_els { int status; }; -struct zfcp_status_read { - struct fsf_status_read_buffer *buffer; -}; - -struct zfcp_fsf_done { - struct completion *complete; - int status; -}; - -/* request specific data */ -union zfcp_req_data { - struct zfcp_exchange_config_data exchange_config_data; - struct zfcp_open_port open_port; - struct zfcp_close_port close_port; - struct zfcp_open_unit open_unit; - struct zfcp_close_unit close_unit; - struct zfcp_close_physical_port close_physical_port; - struct zfcp_send_fcp_command_task send_fcp_command_task; - struct zfcp_send_fcp_command_task_management - send_fcp_command_task_management; - struct zfcp_abort_fcp_command abort_fcp_command; - struct zfcp_send_ct *send_ct; - struct zfcp_send_els *send_els; - struct zfcp_status_read status_read; - struct fsf_qtcb_bottom_port *port_data; -}; - struct zfcp_qdio_queue { struct qdio_buffer *buffer[QDIO_MAX_BUFFERS_PER_Q]; /* SBALs */ u8 free_index; /* index of next free bfr @@ -838,21 +914,19 @@ struct zfcp_adapter { atomic_t refcount; /* reference count */ wait_queue_head_t remove_wq; /* can be used to wait for refcount drop to zero */ - wwn_t wwnn; /* WWNN */ - wwn_t wwpn; /* WWPN */ - fc_id_t s_id; /* N_Port ID */ wwn_t peer_wwnn; /* P2P peer WWNN */ wwn_t peer_wwpn; /* P2P peer WWPN */ - fc_id_t peer_d_id; /* P2P peer D_ID */ + u32 peer_d_id; /* P2P peer D_ID */ + wwn_t physical_wwpn; /* WWPN of physical port */ + u32 physical_s_id; /* local FC port ID */ struct ccw_device *ccw_device; /* S/390 ccw device */ u8 fc_service_class; u32 fc_topology; /* FC topology */ - u32 fc_link_speed; /* FC interface speed */ u32 hydra_version; /* Hydra version */ u32 fsf_lic_version; - u32 supported_features;/* of FCP channel */ + u32 adapter_features; /* FCP channel features */ + u32 connection_features; /* host connection features */ u32 hardware_version; /* of FCP channel */ - u8 serial_number[32]; /* of hardware */ struct Scsi_Host *scsi_host; /* Pointer to mid-layer */ unsigned short scsi_host_no; /* Assigned host number */ unsigned char name[9]; @@ -889,11 +963,18 @@ struct zfcp_adapter { u32 erp_low_mem_count; /* nr of erp actions waiting for memory */ struct zfcp_port *nameserver_port; /* adapter's nameserver */ - debug_info_t *erp_dbf; /* S/390 debug features */ - debug_info_t *abort_dbf; - debug_info_t *in_els_dbf; - debug_info_t *cmd_dbf; - spinlock_t dbf_lock; + debug_info_t *erp_dbf; + debug_info_t *hba_dbf; + debug_info_t *san_dbf; /* debug feature areas */ + debug_info_t *scsi_dbf; + spinlock_t erp_dbf_lock; + spinlock_t hba_dbf_lock; + spinlock_t san_dbf_lock; + spinlock_t scsi_dbf_lock; + struct zfcp_erp_dbf_record erp_dbf_buf; + struct zfcp_hba_dbf_record hba_dbf_buf; + struct zfcp_san_dbf_record san_dbf_buf; + struct zfcp_scsi_dbf_record scsi_dbf_buf; struct zfcp_adapter_mempool pool; /* Adapter memory pools */ struct qdio_initialize qdio_init_data; /* for qdio_establish */ struct device generic_services; /* directory for WKA ports */ @@ -919,7 +1000,7 @@ struct zfcp_port { atomic_t status; /* status of this remote port */ wwn_t wwnn; /* WWNN if known */ wwn_t wwpn; /* WWPN */ - fc_id_t d_id; /* D_ID */ + u32 d_id; /* D_ID */ u32 handle; /* handle assigned by FSF */ struct zfcp_erp_action erp_action; /* pending error recovery */ atomic_t erp_counter; @@ -963,11 +1044,13 @@ struct zfcp_fsf_req { u32 fsf_command; /* FSF Command copy */ struct fsf_qtcb *qtcb; /* address of associated QTCB */ u32 seq_no; /* Sequence number of request */ - union zfcp_req_data data; /* Info fields of request */ + unsigned long data; /* private data of request */ struct zfcp_erp_action *erp_action; /* used if this request is issued on behalf of erp */ mempool_t *pool; /* used if request was alloacted from emergency pool */ + unsigned long long issued; /* request sent time (STCK) */ + struct zfcp_unit *unit; }; typedef void zfcp_fsf_req_handler_t(struct zfcp_fsf_req*); diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c index cb4f612550ba..023f4e558ae4 100644 --- a/drivers/s390/scsi/zfcp_erp.c +++ b/drivers/s390/scsi/zfcp_erp.c @@ -82,6 +82,7 @@ static int zfcp_erp_adapter_strategy_open(struct zfcp_erp_action *); static int zfcp_erp_adapter_strategy_open_qdio(struct zfcp_erp_action *); static int zfcp_erp_adapter_strategy_open_fsf(struct zfcp_erp_action *); static int zfcp_erp_adapter_strategy_open_fsf_xconfig(struct zfcp_erp_action *); +static int zfcp_erp_adapter_strategy_open_fsf_xport(struct zfcp_erp_action *); static int zfcp_erp_adapter_strategy_open_fsf_statusread( struct zfcp_erp_action *); @@ -345,13 +346,13 @@ zfcp_erp_adisc(struct zfcp_port *port) /* acc. to FC-FS, hard_nport_id in ADISC should not be set for ports without FC-AL-2 capability, so we don't set it */ - adisc->wwpn = adapter->wwpn; - adisc->wwnn = adapter->wwnn; - adisc->nport_id = adapter->s_id; + adisc->wwpn = fc_host_port_name(adapter->scsi_host); + adisc->wwnn = fc_host_node_name(adapter->scsi_host); + adisc->nport_id = fc_host_port_id(adapter->scsi_host); ZFCP_LOG_INFO("ADISC request from s_id 0x%08x to d_id 0x%08x " "(wwpn=0x%016Lx, wwnn=0x%016Lx, " "hard_nport_id=0x%08x, nport_id=0x%08x)\n", - adapter->s_id, send_els->d_id, (wwn_t) adisc->wwpn, + adisc->nport_id, send_els->d_id, (wwn_t) adisc->wwpn, (wwn_t) adisc->wwnn, adisc->hard_nport_id, adisc->nport_id); @@ -404,7 +405,7 @@ zfcp_erp_adisc_handler(unsigned long data) struct zfcp_send_els *send_els; struct zfcp_port *port; struct zfcp_adapter *adapter; - fc_id_t d_id; + u32 d_id; struct zfcp_ls_adisc_acc *adisc; send_els = (struct zfcp_send_els *) data; @@ -435,9 +436,9 @@ zfcp_erp_adisc_handler(unsigned long data) ZFCP_LOG_INFO("ADISC response from d_id 0x%08x to s_id " "0x%08x (wwpn=0x%016Lx, wwnn=0x%016Lx, " "hard_nport_id=0x%08x, nport_id=0x%08x)\n", - d_id, adapter->s_id, (wwn_t) adisc->wwpn, - (wwn_t) adisc->wwnn, adisc->hard_nport_id, - adisc->nport_id); + d_id, fc_host_port_id(adapter->scsi_host), + (wwn_t) adisc->wwpn, (wwn_t) adisc->wwnn, + adisc->hard_nport_id, adisc->nport_id); /* set wwnn for port */ if (port->wwnn == 0) @@ -886,7 +887,7 @@ static int zfcp_erp_strategy_check_fsfreq(struct zfcp_erp_action *erp_action) { int retval = 0; - struct zfcp_fsf_req *fsf_req; + struct zfcp_fsf_req *fsf_req = NULL; struct zfcp_adapter *adapter = erp_action->adapter; if (erp_action->fsf_req) { @@ -896,7 +897,7 @@ zfcp_erp_strategy_check_fsfreq(struct zfcp_erp_action *erp_action) list_for_each_entry(fsf_req, &adapter->fsf_req_list_head, list) if (fsf_req == erp_action->fsf_req) break; - if (fsf_req == erp_action->fsf_req) { + if (fsf_req && (fsf_req->erp_action == erp_action)) { /* fsf_req still exists */ debug_text_event(adapter->erp_dbf, 3, "a_ca_req"); debug_event(adapter->erp_dbf, 3, &fsf_req, @@ -2258,16 +2259,21 @@ zfcp_erp_adapter_strategy_close_qdio(struct zfcp_erp_action *erp_action) static int zfcp_erp_adapter_strategy_open_fsf(struct zfcp_erp_action *erp_action) { - int retval; + int xconfig, xport; + + if (atomic_test_mask(ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED, + &erp_action->adapter->status)) { + zfcp_erp_adapter_strategy_open_fsf_xport(erp_action); + atomic_set(&erp_action->adapter->erp_counter, 0); + return ZFCP_ERP_FAILED; + } - /* do 'exchange configuration data' */ - retval = zfcp_erp_adapter_strategy_open_fsf_xconfig(erp_action); - if (retval == ZFCP_ERP_FAILED) - return retval; + xconfig = zfcp_erp_adapter_strategy_open_fsf_xconfig(erp_action); + xport = zfcp_erp_adapter_strategy_open_fsf_xport(erp_action); + if ((xconfig == ZFCP_ERP_FAILED) || (xport == ZFCP_ERP_FAILED)) + return ZFCP_ERP_FAILED; - /* start the desired number of Status Reads */ - retval = zfcp_erp_adapter_strategy_open_fsf_statusread(erp_action); - return retval; + return zfcp_erp_adapter_strategy_open_fsf_statusread(erp_action); } /* @@ -2291,7 +2297,9 @@ zfcp_erp_adapter_strategy_open_fsf_xconfig(struct zfcp_erp_action *erp_action) atomic_clear_mask(ZFCP_STATUS_ADAPTER_HOST_CON_INIT, &adapter->status); ZFCP_LOG_DEBUG("Doing exchange config data\n"); + write_lock(&adapter->erp_lock); zfcp_erp_action_to_running(erp_action); + write_unlock(&adapter->erp_lock); zfcp_erp_timeout_init(erp_action); if (zfcp_fsf_exchange_config_data(erp_action)) { retval = ZFCP_ERP_FAILED; @@ -2348,6 +2356,76 @@ zfcp_erp_adapter_strategy_open_fsf_xconfig(struct zfcp_erp_action *erp_action) return retval; } +static int +zfcp_erp_adapter_strategy_open_fsf_xport(struct zfcp_erp_action *erp_action) +{ + int retval = ZFCP_ERP_SUCCEEDED; + int retries; + int sleep; + struct zfcp_adapter *adapter = erp_action->adapter; + + atomic_clear_mask(ZFCP_STATUS_ADAPTER_XPORT_OK, &adapter->status); + + for (retries = 0; ; retries++) { + ZFCP_LOG_DEBUG("Doing exchange port data\n"); + zfcp_erp_action_to_running(erp_action); + zfcp_erp_timeout_init(erp_action); + if (zfcp_fsf_exchange_port_data(erp_action, adapter, NULL)) { + retval = ZFCP_ERP_FAILED; + debug_text_event(adapter->erp_dbf, 5, "a_fstx_xf"); + ZFCP_LOG_INFO("error: initiation of exchange of " + "port data failed for adapter %s\n", + zfcp_get_busid_by_adapter(adapter)); + break; + } + debug_text_event(adapter->erp_dbf, 6, "a_fstx_xok"); + ZFCP_LOG_DEBUG("Xchange underway\n"); + + /* + * Why this works: + * Both the normal completion handler as well as the timeout + * handler will do an 'up' when the 'exchange port data' + * request completes or times out. Thus, the signal to go on + * won't be lost utilizing this semaphore. + * Furthermore, this 'adapter_reopen' action is + * guaranteed to be the only action being there (highest action + * which prevents other actions from being created). + * Resulting from that, the wake signal recognized here + * _must_ be the one belonging to the 'exchange port + * data' request. + */ + down(&adapter->erp_ready_sem); + if (erp_action->status & ZFCP_STATUS_ERP_TIMEDOUT) { + ZFCP_LOG_INFO("error: exchange of port data " + "for adapter %s timed out\n", + zfcp_get_busid_by_adapter(adapter)); + break; + } + + if (!atomic_test_mask(ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED, + &adapter->status)) + break; + + ZFCP_LOG_DEBUG("host connection still initialising... " + "waiting and retrying...\n"); + /* sleep a little bit before retry */ + sleep = retries < ZFCP_EXCHANGE_PORT_DATA_SHORT_RETRIES ? + ZFCP_EXCHANGE_PORT_DATA_SHORT_SLEEP : + ZFCP_EXCHANGE_PORT_DATA_LONG_SLEEP; + msleep(jiffies_to_msecs(sleep)); + } + + if (atomic_test_mask(ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED, + &adapter->status)) { + ZFCP_LOG_INFO("error: exchange of port data for " + "adapter %s failed\n", + zfcp_get_busid_by_adapter(adapter)); + retval = ZFCP_ERP_FAILED; + } + + return retval; +} + /* * function: * @@ -3194,11 +3272,19 @@ zfcp_erp_action_enqueue(int action, /* fall through !!! */ case ZFCP_ERP_ACTION_REOPEN_PORT_FORCED: - if (atomic_test_mask - (ZFCP_STATUS_COMMON_ERP_INUSE, &port->status) - && port->erp_action.action == - ZFCP_ERP_ACTION_REOPEN_PORT_FORCED) { - debug_text_event(adapter->erp_dbf, 4, "pf_actenq_drp"); + if (atomic_test_mask(ZFCP_STATUS_COMMON_ERP_INUSE, + &port->status)) { + if (port->erp_action.action != + ZFCP_ERP_ACTION_REOPEN_PORT_FORCED) { + ZFCP_LOG_INFO("dropped erp action %i (port " + "0x%016Lx, action in use: %i)\n", + action, port->wwpn, + port->erp_action.action); + debug_text_event(adapter->erp_dbf, 4, + "pf_actenq_drp"); + } else + debug_text_event(adapter->erp_dbf, 4, + "pf_actenq_drpcp"); debug_event(adapter->erp_dbf, 4, &port->wwpn, sizeof (wwn_t)); goto out; @@ -3589,6 +3675,9 @@ zfcp_erp_adapter_access_changed(struct zfcp_adapter *adapter) struct zfcp_port *port; unsigned long flags; + if (adapter->connection_features & FSF_FEATURE_NPIV_MODE) + return; + debug_text_event(adapter->erp_dbf, 3, "a_access_recover"); debug_event(adapter->erp_dbf, 3, &adapter->name, 8); diff --git a/drivers/s390/scsi/zfcp_ext.h b/drivers/s390/scsi/zfcp_ext.h index cd98a2de9f8f..c3782261cb5c 100644 --- a/drivers/s390/scsi/zfcp_ext.h +++ b/drivers/s390/scsi/zfcp_ext.h @@ -96,7 +96,8 @@ extern int zfcp_fsf_open_unit(struct zfcp_erp_action *); extern int zfcp_fsf_close_unit(struct zfcp_erp_action *); extern int zfcp_fsf_exchange_config_data(struct zfcp_erp_action *); -extern int zfcp_fsf_exchange_port_data(struct zfcp_adapter *, +extern int zfcp_fsf_exchange_port_data(struct zfcp_erp_action *, + struct zfcp_adapter *, struct fsf_qtcb_bottom_port *); extern int zfcp_fsf_control_file(struct zfcp_adapter *, struct zfcp_fsf_req **, u32, u32, struct zfcp_sg_list *); @@ -109,7 +110,6 @@ extern int zfcp_fsf_req_create(struct zfcp_adapter *, u32, int, mempool_t *, extern int zfcp_fsf_send_ct(struct zfcp_send_ct *, mempool_t *, struct zfcp_erp_action *); extern int zfcp_fsf_send_els(struct zfcp_send_els *); -extern int zfcp_fsf_req_wait_and_cleanup(struct zfcp_fsf_req *, int, u32 *); extern int zfcp_fsf_send_fcp_command_task(struct zfcp_adapter *, struct zfcp_unit *, struct scsi_cmnd *, @@ -182,9 +182,25 @@ extern void zfcp_erp_port_access_changed(struct zfcp_port *); extern void zfcp_erp_unit_access_changed(struct zfcp_unit *); /******************************** AUX ****************************************/ -extern void zfcp_cmd_dbf_event_fsf(const char *, struct zfcp_fsf_req *, - void *, int); -extern void zfcp_cmd_dbf_event_scsi(const char *, struct scsi_cmnd *); -extern void zfcp_in_els_dbf_event(struct zfcp_adapter *, const char *, - struct fsf_status_read_buffer *, int); +extern void zfcp_hba_dbf_event_fsf_response(struct zfcp_fsf_req *); +extern void zfcp_hba_dbf_event_fsf_unsol(const char *, struct zfcp_adapter *, + struct fsf_status_read_buffer *); +extern void zfcp_hba_dbf_event_qdio(struct zfcp_adapter *, + unsigned int, unsigned int, unsigned int, + int, int); + +extern void zfcp_san_dbf_event_ct_request(struct zfcp_fsf_req *); +extern void zfcp_san_dbf_event_ct_response(struct zfcp_fsf_req *); +extern void zfcp_san_dbf_event_els_request(struct zfcp_fsf_req *); +extern void zfcp_san_dbf_event_els_response(struct zfcp_fsf_req *); +extern void zfcp_san_dbf_event_incoming_els(struct zfcp_fsf_req *); + +extern void zfcp_scsi_dbf_event_result(const char *, int, struct zfcp_adapter *, + struct scsi_cmnd *); +extern void zfcp_scsi_dbf_event_abort(const char *, struct zfcp_adapter *, + struct scsi_cmnd *, + struct zfcp_fsf_req *); +extern void zfcp_scsi_dbf_event_devreset(const char *, u8, struct zfcp_unit *, + struct scsi_cmnd *); + #endif /* ZFCP_EXT_H */ diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c index c007b6424e74..3b0fc1163f5f 100644 --- a/drivers/s390/scsi/zfcp_fsf.c +++ b/drivers/s390/scsi/zfcp_fsf.c @@ -59,6 +59,8 @@ static int zfcp_fsf_req_send(struct zfcp_fsf_req *, struct timer_list *); static int zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *); static int zfcp_fsf_fsfstatus_eval(struct zfcp_fsf_req *); static int zfcp_fsf_fsfstatus_qual_eval(struct zfcp_fsf_req *); +static void zfcp_fsf_link_down_info_eval(struct zfcp_adapter *, + struct fsf_link_down_info *); static int zfcp_fsf_req_dispatch(struct zfcp_fsf_req *); static void zfcp_fsf_req_dismiss(struct zfcp_fsf_req *); @@ -285,51 +287,51 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req) { int retval = 0; struct zfcp_adapter *adapter = fsf_req->adapter; + struct fsf_qtcb *qtcb = fsf_req->qtcb; + union fsf_prot_status_qual *prot_status_qual = + &qtcb->prefix.prot_status_qual; - ZFCP_LOG_DEBUG("QTCB is at %p\n", fsf_req->qtcb); + zfcp_hba_dbf_event_fsf_response(fsf_req); if (fsf_req->status & ZFCP_STATUS_FSFREQ_DISMISSED) { ZFCP_LOG_DEBUG("fsf_req 0x%lx has been dismissed\n", (unsigned long) fsf_req); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR | ZFCP_STATUS_FSFREQ_RETRY; /* only for SCSI cmnds. */ - zfcp_cmd_dbf_event_fsf("dismiss", fsf_req, NULL, 0); goto skip_protstatus; } /* log additional information provided by FSF (if any) */ - if (unlikely(fsf_req->qtcb->header.log_length)) { + if (unlikely(qtcb->header.log_length)) { /* do not trust them ;-) */ - if (fsf_req->qtcb->header.log_start > sizeof(struct fsf_qtcb)) { + if (qtcb->header.log_start > sizeof(struct fsf_qtcb)) { ZFCP_LOG_NORMAL ("bug: ULP (FSF logging) log data starts " "beyond end of packet header. Ignored. " "(start=%i, size=%li)\n", - fsf_req->qtcb->header.log_start, + qtcb->header.log_start, sizeof(struct fsf_qtcb)); goto forget_log; } - if ((size_t) (fsf_req->qtcb->header.log_start + - fsf_req->qtcb->header.log_length) + if ((size_t) (qtcb->header.log_start + qtcb->header.log_length) > sizeof(struct fsf_qtcb)) { ZFCP_LOG_NORMAL("bug: ULP (FSF logging) log data ends " "beyond end of packet header. Ignored. " "(start=%i, length=%i, size=%li)\n", - fsf_req->qtcb->header.log_start, - fsf_req->qtcb->header.log_length, + qtcb->header.log_start, + qtcb->header.log_length, sizeof(struct fsf_qtcb)); goto forget_log; } ZFCP_LOG_TRACE("ULP log data: \n"); ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_TRACE, - (char *) fsf_req->qtcb + - fsf_req->qtcb->header.log_start, - fsf_req->qtcb->header.log_length); + (char *) qtcb + qtcb->header.log_start, + qtcb->header.log_length); } forget_log: /* evaluate FSF Protocol Status */ - switch (fsf_req->qtcb->prefix.prot_status) { + switch (qtcb->prefix.prot_status) { case FSF_PROT_GOOD: case FSF_PROT_FSF_STATUS_PRESENTED: @@ -340,14 +342,9 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req) "microcode of version 0x%x, the device driver " "only supports 0x%x. Aborting.\n", zfcp_get_busid_by_adapter(adapter), - fsf_req->qtcb->prefix.prot_status_qual. - version_error.fsf_version, ZFCP_QTCB_VERSION); - /* stop operation for this adapter */ - debug_text_exception(adapter->erp_dbf, 0, "prot_ver_err"); + prot_status_qual->version_error.fsf_version, + ZFCP_QTCB_VERSION); zfcp_erp_adapter_shutdown(adapter, 0); - zfcp_cmd_dbf_event_fsf("qverserr", fsf_req, - &fsf_req->qtcb->prefix.prot_status_qual, - sizeof (union fsf_prot_status_qual)); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; @@ -355,16 +352,10 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req) ZFCP_LOG_NORMAL("bug: Sequence number mismatch between " "driver (0x%x) and adapter %s (0x%x). " "Restarting all operations on this adapter.\n", - fsf_req->qtcb->prefix.req_seq_no, + qtcb->prefix.req_seq_no, zfcp_get_busid_by_adapter(adapter), - fsf_req->qtcb->prefix.prot_status_qual. - sequence_error.exp_req_seq_no); - debug_text_exception(adapter->erp_dbf, 0, "prot_seq_err"); - /* restart operation on this adapter */ + prot_status_qual->sequence_error.exp_req_seq_no); zfcp_erp_adapter_reopen(adapter, 0); - zfcp_cmd_dbf_event_fsf("seqnoerr", fsf_req, - &fsf_req->qtcb->prefix.prot_status_qual, - sizeof (union fsf_prot_status_qual)); fsf_req->status |= ZFCP_STATUS_FSFREQ_RETRY; fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; @@ -375,116 +366,35 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req) "that used on adapter %s. " "Stopping all operations on this adapter.\n", zfcp_get_busid_by_adapter(adapter)); - debug_text_exception(adapter->erp_dbf, 0, "prot_unsup_qtcb"); zfcp_erp_adapter_shutdown(adapter, 0); - zfcp_cmd_dbf_event_fsf("unsqtcbt", fsf_req, - &fsf_req->qtcb->prefix.prot_status_qual, - sizeof (union fsf_prot_status_qual)); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_PROT_HOST_CONNECTION_INITIALIZING: - zfcp_cmd_dbf_event_fsf("hconinit", fsf_req, - &fsf_req->qtcb->prefix.prot_status_qual, - sizeof (union fsf_prot_status_qual)); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; atomic_set_mask(ZFCP_STATUS_ADAPTER_HOST_CON_INIT, &(adapter->status)); - debug_text_event(adapter->erp_dbf, 3, "prot_con_init"); break; case FSF_PROT_DUPLICATE_REQUEST_ID: - if (fsf_req->qtcb) { ZFCP_LOG_NORMAL("bug: The request identifier 0x%Lx " "to the adapter %s is ambiguous. " - "Stopping all operations on this " - "adapter.\n", - *(unsigned long long *) - (&fsf_req->qtcb->bottom.support. - req_handle), - zfcp_get_busid_by_adapter(adapter)); - } else { - ZFCP_LOG_NORMAL("bug: The request identifier %p " - "to the adapter %s is ambiguous. " - "Stopping all operations on this " - "adapter. " - "(bug: got this for an unsolicited " - "status read request)\n", - fsf_req, + "Stopping all operations on this adapter.\n", + *(unsigned long long*) + (&qtcb->bottom.support.req_handle), zfcp_get_busid_by_adapter(adapter)); - } - debug_text_exception(adapter->erp_dbf, 0, "prot_dup_id"); zfcp_erp_adapter_shutdown(adapter, 0); - zfcp_cmd_dbf_event_fsf("dupreqid", fsf_req, - &fsf_req->qtcb->prefix.prot_status_qual, - sizeof (union fsf_prot_status_qual)); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_PROT_LINK_DOWN: - /* - * 'test and set' is not atomic here - - * it's ok as long as calls to our response queue handler - * (and thus execution of this code here) are serialized - * by the qdio module - */ - if (!atomic_test_mask(ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED, - &adapter->status)) { - switch (fsf_req->qtcb->prefix.prot_status_qual. - locallink_error.code) { - case FSF_PSQ_LINK_NOLIGHT: - ZFCP_LOG_INFO("The local link to adapter %s " - "is down (no light detected).\n", - zfcp_get_busid_by_adapter( - adapter)); - break; - case FSF_PSQ_LINK_WRAPPLUG: - ZFCP_LOG_INFO("The local link to adapter %s " - "is down (wrap plug detected).\n", - zfcp_get_busid_by_adapter( - adapter)); - break; - case FSF_PSQ_LINK_NOFCP: - ZFCP_LOG_INFO("The local link to adapter %s " - "is down (adjacent node on " - "link does not support FCP).\n", - zfcp_get_busid_by_adapter( - adapter)); - break; - default: - ZFCP_LOG_INFO("The local link to adapter %s " - "is down " - "(warning: unknown reason " - "code).\n", - zfcp_get_busid_by_adapter( - adapter)); - break; - - } - /* - * Due to the 'erp failed' flag the adapter won't - * be recovered but will be just set to 'blocked' - * state. All subordinary devices will have state - * 'blocked' and 'erp failed', too. - * Thus the adapter is still able to provide - * 'link up' status without being flooded with - * requests. - * (note: even 'close port' is not permitted) - */ - ZFCP_LOG_INFO("Stopping all operations for adapter " - "%s.\n", - zfcp_get_busid_by_adapter(adapter)); - atomic_set_mask(ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED | - ZFCP_STATUS_COMMON_ERP_FAILED, - &adapter->status); - zfcp_erp_adapter_reopen(adapter, 0); - } + zfcp_fsf_link_down_info_eval(adapter, + &prot_status_qual->link_down_info); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_PROT_REEST_QUEUE: - debug_text_event(adapter->erp_dbf, 1, "prot_reest_queue"); - ZFCP_LOG_INFO("The local link to adapter with " + ZFCP_LOG_NORMAL("The local link to adapter with " "%s was re-plugged. " "Re-starting operations on this adapter.\n", zfcp_get_busid_by_adapter(adapter)); @@ -495,9 +405,6 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req) zfcp_erp_adapter_reopen(adapter, ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED | ZFCP_STATUS_COMMON_ERP_FAILED); - zfcp_cmd_dbf_event_fsf("reestque", fsf_req, - &fsf_req->qtcb->prefix.prot_status_qual, - sizeof (union fsf_prot_status_qual)); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; @@ -507,12 +414,7 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req) "Restarting all operations on this " "adapter.\n", zfcp_get_busid_by_adapter(adapter)); - debug_text_event(adapter->erp_dbf, 0, "prot_err_sta"); - /* restart operation on this adapter */ zfcp_erp_adapter_reopen(adapter, 0); - zfcp_cmd_dbf_event_fsf("proterrs", fsf_req, - &fsf_req->qtcb->prefix.prot_status_qual, - sizeof (union fsf_prot_status_qual)); fsf_req->status |= ZFCP_STATUS_FSFREQ_RETRY; fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; @@ -524,11 +426,7 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req) "Stopping all operations on this adapter. " "(debug info 0x%x).\n", zfcp_get_busid_by_adapter(adapter), - fsf_req->qtcb->prefix.prot_status); - debug_text_event(adapter->erp_dbf, 0, "prot_inval:"); - debug_exception(adapter->erp_dbf, 0, - &fsf_req->qtcb->prefix.prot_status, - sizeof (u32)); + qtcb->prefix.prot_status); zfcp_erp_adapter_shutdown(adapter, 0); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; } @@ -568,28 +466,18 @@ zfcp_fsf_fsfstatus_eval(struct zfcp_fsf_req *fsf_req) "(debug info 0x%x).\n", zfcp_get_busid_by_adapter(fsf_req->adapter), fsf_req->qtcb->header.fsf_command); - debug_text_exception(fsf_req->adapter->erp_dbf, 0, - "fsf_s_unknown"); zfcp_erp_adapter_shutdown(fsf_req->adapter, 0); - zfcp_cmd_dbf_event_fsf("unknownc", fsf_req, - &fsf_req->qtcb->header.fsf_status_qual, - sizeof (union fsf_status_qual)); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_FCP_RSP_AVAILABLE: ZFCP_LOG_DEBUG("FCP Sense data will be presented to the " "SCSI stack.\n"); - debug_text_event(fsf_req->adapter->erp_dbf, 3, "fsf_s_rsp"); break; case FSF_ADAPTER_STATUS_AVAILABLE: - debug_text_event(fsf_req->adapter->erp_dbf, 2, "fsf_s_astatus"); zfcp_fsf_fsfstatus_qual_eval(fsf_req); break; - - default: - break; } skip_fsfstatus: @@ -617,44 +505,28 @@ zfcp_fsf_fsfstatus_qual_eval(struct zfcp_fsf_req *fsf_req) switch (fsf_req->qtcb->header.fsf_status_qual.word[0]) { case FSF_SQ_FCP_RSP_AVAILABLE: - debug_text_event(fsf_req->adapter->erp_dbf, 4, "fsf_sq_rsp"); break; case FSF_SQ_RETRY_IF_POSSIBLE: /* The SCSI-stack may now issue retries or escalate */ - debug_text_event(fsf_req->adapter->erp_dbf, 2, "fsf_sq_retry"); - zfcp_cmd_dbf_event_fsf("sqretry", fsf_req, - &fsf_req->qtcb->header.fsf_status_qual, - sizeof (union fsf_status_qual)); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_SQ_COMMAND_ABORTED: /* Carry the aborted state on to upper layer */ - debug_text_event(fsf_req->adapter->erp_dbf, 2, "fsf_sq_abort"); - zfcp_cmd_dbf_event_fsf("sqabort", fsf_req, - &fsf_req->qtcb->header.fsf_status_qual, - sizeof (union fsf_status_qual)); fsf_req->status |= ZFCP_STATUS_FSFREQ_ABORTED; fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_SQ_NO_RECOM: - debug_text_exception(fsf_req->adapter->erp_dbf, 0, - "fsf_sq_no_rec"); ZFCP_LOG_NORMAL("bug: No recommendation could be given for a" "problem on the adapter %s " "Stopping all operations on this adapter. ", zfcp_get_busid_by_adapter(fsf_req->adapter)); zfcp_erp_adapter_shutdown(fsf_req->adapter, 0); - zfcp_cmd_dbf_event_fsf("sqnrecom", fsf_req, - &fsf_req->qtcb->header.fsf_status_qual, - sizeof (union fsf_status_qual)); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_SQ_ULP_PROGRAMMING_ERROR: ZFCP_LOG_NORMAL("error: not enough SBALs for data transfer " "(adapter %s)\n", zfcp_get_busid_by_adapter(fsf_req->adapter)); - debug_text_exception(fsf_req->adapter->erp_dbf, 0, - "fsf_sq_ulp_err"); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_SQ_INVOKE_LINK_TEST_PROCEDURE: @@ -668,13 +540,6 @@ zfcp_fsf_fsfstatus_qual_eval(struct zfcp_fsf_req *fsf_req) ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_NORMAL, (char *) &fsf_req->qtcb->header.fsf_status_qual, sizeof (union fsf_status_qual)); - debug_text_event(fsf_req->adapter->erp_dbf, 0, "fsf_sq_inval:"); - debug_exception(fsf_req->adapter->erp_dbf, 0, - &fsf_req->qtcb->header.fsf_status_qual.word[0], - sizeof (u32)); - zfcp_cmd_dbf_event_fsf("squndef", fsf_req, - &fsf_req->qtcb->header.fsf_status_qual, - sizeof (union fsf_status_qual)); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; } @@ -682,6 +547,110 @@ zfcp_fsf_fsfstatus_qual_eval(struct zfcp_fsf_req *fsf_req) return retval; } +/** + * zfcp_fsf_link_down_info_eval - evaluate link down information block + */ +static void +zfcp_fsf_link_down_info_eval(struct zfcp_adapter *adapter, + struct fsf_link_down_info *link_down) +{ + switch (link_down->error_code) { + case FSF_PSQ_LINK_NO_LIGHT: + ZFCP_LOG_NORMAL("The local link to adapter %s is down " + "(no light detected)\n", + zfcp_get_busid_by_adapter(adapter)); + break; + case FSF_PSQ_LINK_WRAP_PLUG: + ZFCP_LOG_NORMAL("The local link to adapter %s is down " + "(wrap plug detected)\n", + zfcp_get_busid_by_adapter(adapter)); + break; + case FSF_PSQ_LINK_NO_FCP: + ZFCP_LOG_NORMAL("The local link to adapter %s is down " + "(adjacent node on link does not support FCP)\n", + zfcp_get_busid_by_adapter(adapter)); + break; + case FSF_PSQ_LINK_FIRMWARE_UPDATE: + ZFCP_LOG_NORMAL("The local link to adapter %s is down " + "(firmware update in progress)\n", + zfcp_get_busid_by_adapter(adapter)); + break; + case FSF_PSQ_LINK_INVALID_WWPN: + ZFCP_LOG_NORMAL("The local link to adapter %s is down " + "(duplicate or invalid WWPN detected)\n", + zfcp_get_busid_by_adapter(adapter)); + break; + case FSF_PSQ_LINK_NO_NPIV_SUPPORT: + ZFCP_LOG_NORMAL("The local link to adapter %s is down " + "(no support for NPIV by Fabric)\n", + zfcp_get_busid_by_adapter(adapter)); + break; + case FSF_PSQ_LINK_NO_FCP_RESOURCES: + ZFCP_LOG_NORMAL("The local link to adapter %s is down " + "(out of resource in FCP daughtercard)\n", + zfcp_get_busid_by_adapter(adapter)); + break; + case FSF_PSQ_LINK_NO_FABRIC_RESOURCES: + ZFCP_LOG_NORMAL("The local link to adapter %s is down " + "(out of resource in Fabric)\n", + zfcp_get_busid_by_adapter(adapter)); + break; + case FSF_PSQ_LINK_FABRIC_LOGIN_UNABLE: + ZFCP_LOG_NORMAL("The local link to adapter %s is down " + "(unable to Fabric login)\n", + zfcp_get_busid_by_adapter(adapter)); + break; + case FSF_PSQ_LINK_WWPN_ASSIGNMENT_CORRUPTED: + ZFCP_LOG_NORMAL("WWPN assignment file corrupted on adapter %s\n", + zfcp_get_busid_by_adapter(adapter)); + break; + case FSF_PSQ_LINK_MODE_TABLE_CURRUPTED: + ZFCP_LOG_NORMAL("Mode table corrupted on adapter %s\n", + zfcp_get_busid_by_adapter(adapter)); + break; + case FSF_PSQ_LINK_NO_WWPN_ASSIGNMENT: + ZFCP_LOG_NORMAL("No WWPN for assignment table on adapter %s\n", + zfcp_get_busid_by_adapter(adapter)); + break; + default: + ZFCP_LOG_NORMAL("The local link to adapter %s is down " + "(warning: unknown reason code %d)\n", + zfcp_get_busid_by_adapter(adapter), + link_down->error_code); + } + + if (adapter->connection_features & FSF_FEATURE_NPIV_MODE) + ZFCP_LOG_DEBUG("Debug information to link down: " + "primary_status=0x%02x " + "ioerr_code=0x%02x " + "action_code=0x%02x " + "reason_code=0x%02x " + "explanation_code=0x%02x " + "vendor_specific_code=0x%02x\n", + link_down->primary_status, + link_down->ioerr_code, + link_down->action_code, + link_down->reason_code, + link_down->explanation_code, + link_down->vendor_specific_code); + + if (!atomic_test_mask(ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED, + &adapter->status)) { + atomic_set_mask(ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED, + &adapter->status); + switch (link_down->error_code) { + case FSF_PSQ_LINK_NO_LIGHT: + case FSF_PSQ_LINK_WRAP_PLUG: + case FSF_PSQ_LINK_NO_FCP: + case FSF_PSQ_LINK_FIRMWARE_UPDATE: + zfcp_erp_adapter_reopen(adapter, 0); + break; + default: + zfcp_erp_adapter_failed(adapter); + } + } +} + /* * function: zfcp_fsf_req_dispatch * @@ -696,11 +665,6 @@ zfcp_fsf_req_dispatch(struct zfcp_fsf_req *fsf_req) struct zfcp_adapter *adapter = fsf_req->adapter; int retval = 0; - if (unlikely(fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR)) { - ZFCP_LOG_TRACE("fsf_req=%p, QTCB=%p\n", fsf_req, fsf_req->qtcb); - ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_TRACE, - (char *) fsf_req->qtcb, sizeof(struct fsf_qtcb)); - } switch (fsf_req->fsf_command) { @@ -760,13 +724,13 @@ zfcp_fsf_req_dispatch(struct zfcp_fsf_req *fsf_req) fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; ZFCP_LOG_NORMAL("bug: Command issued by the device driver is " "not supported by the adapter %s\n", - zfcp_get_busid_by_adapter(fsf_req->adapter)); + zfcp_get_busid_by_adapter(adapter)); if (fsf_req->fsf_command != fsf_req->qtcb->header.fsf_command) ZFCP_LOG_NORMAL ("bug: Command issued by the device driver differs " "from the command returned by the adapter %s " "(debug info 0x%x, 0x%x).\n", - zfcp_get_busid_by_adapter(fsf_req->adapter), + zfcp_get_busid_by_adapter(adapter), fsf_req->fsf_command, fsf_req->qtcb->header.fsf_command); } @@ -774,8 +738,6 @@ zfcp_fsf_req_dispatch(struct zfcp_fsf_req *fsf_req) if (!erp_action) return retval; - debug_text_event(adapter->erp_dbf, 3, "a_frh"); - debug_event(adapter->erp_dbf, 3, &erp_action->action, sizeof (int)); zfcp_erp_async_handler(erp_action, 0); return retval; @@ -821,7 +783,7 @@ zfcp_fsf_status_read(struct zfcp_adapter *adapter, int req_flags) goto failed_buf; } memset(status_buffer, 0, sizeof (struct fsf_status_read_buffer)); - fsf_req->data.status_read.buffer = status_buffer; + fsf_req->data = (unsigned long) status_buffer; /* insert pointer to respective buffer */ sbale = zfcp_qdio_sbale_curr(fsf_req); @@ -846,6 +808,7 @@ zfcp_fsf_status_read(struct zfcp_adapter *adapter, int req_flags) failed_buf: zfcp_fsf_req_free(fsf_req); failed_req_create: + zfcp_hba_dbf_event_fsf_unsol("fail", adapter, NULL); out: write_unlock_irqrestore(&adapter->request_queue.queue_lock, lock_flags); return retval; @@ -859,7 +822,7 @@ zfcp_fsf_status_read_port_closed(struct zfcp_fsf_req *fsf_req) struct zfcp_port *port; unsigned long flags; - status_buffer = fsf_req->data.status_read.buffer; + status_buffer = (struct fsf_status_read_buffer *) fsf_req->data; adapter = fsf_req->adapter; read_lock_irqsave(&zfcp_data.config_lock, flags); @@ -918,38 +881,33 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req) int retval = 0; struct zfcp_adapter *adapter = fsf_req->adapter; struct fsf_status_read_buffer *status_buffer = - fsf_req->data.status_read.buffer; + (struct fsf_status_read_buffer *) fsf_req->data; if (fsf_req->status & ZFCP_STATUS_FSFREQ_DISMISSED) { + zfcp_hba_dbf_event_fsf_unsol("dism", adapter, status_buffer); mempool_free(status_buffer, adapter->pool.data_status_read); zfcp_fsf_req_free(fsf_req); goto out; } + zfcp_hba_dbf_event_fsf_unsol("read", adapter, status_buffer); + switch (status_buffer->status_type) { case FSF_STATUS_READ_PORT_CLOSED: - debug_text_event(adapter->erp_dbf, 3, "unsol_pclosed:"); - debug_event(adapter->erp_dbf, 3, - &status_buffer->d_id, sizeof (u32)); zfcp_fsf_status_read_port_closed(fsf_req); break; case FSF_STATUS_READ_INCOMING_ELS: - debug_text_event(adapter->erp_dbf, 3, "unsol_els:"); zfcp_fsf_incoming_els(fsf_req); break; case FSF_STATUS_READ_SENSE_DATA_AVAIL: - debug_text_event(adapter->erp_dbf, 3, "unsol_sense:"); ZFCP_LOG_INFO("unsolicited sense data received (adapter %s)\n", zfcp_get_busid_by_adapter(adapter)); - ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_NORMAL, (char *) status_buffer, - sizeof(struct fsf_status_read_buffer)); break; case FSF_STATUS_READ_BIT_ERROR_THRESHOLD: - debug_text_event(adapter->erp_dbf, 3, "unsol_bit_err:"); ZFCP_LOG_NORMAL("Bit error threshold data received:\n"); ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_NORMAL, (char *) status_buffer, @@ -957,17 +915,32 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_STATUS_READ_LINK_DOWN: - debug_text_event(adapter->erp_dbf, 0, "unsol_link_down:"); - ZFCP_LOG_INFO("Local link to adapter %s is down\n", + switch (status_buffer->status_subtype) { + case FSF_STATUS_READ_SUB_NO_PHYSICAL_LINK: + ZFCP_LOG_INFO("Physical link to adapter %s is down\n", + zfcp_get_busid_by_adapter(adapter)); + break; + case FSF_STATUS_READ_SUB_FDISC_FAILED: + ZFCP_LOG_INFO("Local link to adapter %s is down " + "due to failed FDISC login\n", zfcp_get_busid_by_adapter(adapter)); - atomic_set_mask(ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED, - &adapter->status); - zfcp_erp_adapter_failed(adapter); + break; + case FSF_STATUS_READ_SUB_FIRMWARE_UPDATE: + ZFCP_LOG_INFO("Local link to adapter %s is down " + "due to firmware update on adapter\n", + zfcp_get_busid_by_adapter(adapter)); + break; + default: + ZFCP_LOG_INFO("Local link to adapter %s is down " + "due to unknown reason\n", + zfcp_get_busid_by_adapter(adapter)); + }; + zfcp_fsf_link_down_info_eval(adapter, + (struct fsf_link_down_info *) &status_buffer->payload); break; case FSF_STATUS_READ_LINK_UP: - debug_text_event(adapter->erp_dbf, 2, "unsol_link_up:"); - ZFCP_LOG_INFO("Local link to adapter %s was replugged. " + ZFCP_LOG_NORMAL("Local link to adapter %s was replugged. " "Restarting operations on this adapter\n", zfcp_get_busid_by_adapter(adapter)); /* All ports should be marked as ready to run again */ @@ -980,35 +953,40 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_STATUS_READ_CFDC_UPDATED: - debug_text_event(adapter->erp_dbf, 2, "unsol_cfdc_update:"); - ZFCP_LOG_INFO("CFDC has been updated on the adapter %s\n", + ZFCP_LOG_NORMAL("CFDC has been updated on the adapter %s\n", zfcp_get_busid_by_adapter(adapter)); zfcp_erp_adapter_access_changed(adapter); break; case FSF_STATUS_READ_CFDC_HARDENED: - debug_text_event(adapter->erp_dbf, 2, "unsol_cfdc_harden:"); switch (status_buffer->status_subtype) { case FSF_STATUS_READ_SUB_CFDC_HARDENED_ON_SE: - ZFCP_LOG_INFO("CFDC of adapter %s saved on SE\n", + ZFCP_LOG_NORMAL("CFDC of adapter %s saved on SE\n", zfcp_get_busid_by_adapter(adapter)); break; case FSF_STATUS_READ_SUB_CFDC_HARDENED_ON_SE2: - ZFCP_LOG_INFO("CFDC of adapter %s has been copied " + ZFCP_LOG_NORMAL("CFDC of adapter %s has been copied " "to the secondary SE\n", zfcp_get_busid_by_adapter(adapter)); break; default: - ZFCP_LOG_INFO("CFDC of adapter %s has been hardened\n", + ZFCP_LOG_NORMAL("CFDC of adapter %s has been hardened\n", zfcp_get_busid_by_adapter(adapter)); } break; + case FSF_STATUS_READ_FEATURE_UPDATE_ALERT: + debug_text_event(adapter->erp_dbf, 2, "unsol_features:"); + ZFCP_LOG_INFO("List of supported features on adapter %s has " + "been changed from 0x%08X to 0x%08X\n", + zfcp_get_busid_by_adapter(adapter), + *(u32*) (status_buffer->payload + 4), + *(u32*) (status_buffer->payload)); + adapter->adapter_features = *(u32*) status_buffer->payload; + break; + default: - debug_text_event(adapter->erp_dbf, 0, "unsol_unknown:"); - debug_exception(adapter->erp_dbf, 0, - &status_buffer->status_type, sizeof (u32)); - ZFCP_LOG_NORMAL("bug: An unsolicited status packet of unknown " + ZFCP_LOG_NORMAL("warning: An unsolicited status packet of unknown " "type was received (debug info 0x%x)\n", status_buffer->status_type); ZFCP_LOG_DEBUG("Dump of status_read_buffer %p:\n", @@ -1093,7 +1071,7 @@ zfcp_fsf_abort_fcp_command(unsigned long old_req_id, sbale[0].flags |= SBAL_FLAGS0_TYPE_READ; sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY; - fsf_req->data.abort_fcp_command.unit = unit; + fsf_req->data = (unsigned long) unit; /* set handles of unit and its parent port in QTCB */ fsf_req->qtcb->header.lun_handle = unit->handle; @@ -1139,7 +1117,7 @@ static int zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *new_fsf_req) { int retval = -EINVAL; - struct zfcp_unit *unit = new_fsf_req->data.abort_fcp_command.unit; + struct zfcp_unit *unit; unsigned char status_qual = new_fsf_req->qtcb->header.fsf_status_qual.word[0]; @@ -1150,6 +1128,8 @@ zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *new_fsf_req) goto skip_fsfstatus; } + unit = (struct zfcp_unit *) new_fsf_req->data; + /* evaluate FSF status in QTCB */ switch (new_fsf_req->qtcb->header.fsf_status) { @@ -1364,7 +1344,7 @@ zfcp_fsf_send_ct(struct zfcp_send_ct *ct, mempool_t *pool, sbale[3].addr = zfcp_sg_to_address(&ct->resp[0]); sbale[3].length = ct->resp[0].length; sbale[3].flags |= SBAL_FLAGS_LAST_ENTRY; - } else if (adapter->supported_features & + } else if (adapter->adapter_features & FSF_FEATURE_ELS_CT_CHAINED_SBALS) { /* try to use chained SBALs */ bytes = zfcp_qdio_sbals_from_sg(fsf_req, @@ -1414,7 +1394,9 @@ zfcp_fsf_send_ct(struct zfcp_send_ct *ct, mempool_t *pool, fsf_req->qtcb->header.port_handle = port->handle; fsf_req->qtcb->bottom.support.service_class = adapter->fc_service_class; fsf_req->qtcb->bottom.support.timeout = ct->timeout; - fsf_req->data.send_ct = ct; + fsf_req->data = (unsigned long) ct; + + zfcp_san_dbf_event_ct_request(fsf_req); /* start QDIO request for this FSF request */ ret = zfcp_fsf_req_send(fsf_req, ct->timer); @@ -1445,10 +1427,10 @@ zfcp_fsf_send_ct(struct zfcp_send_ct *ct, mempool_t *pool, * zfcp_fsf_send_ct_handler - handler for Generic Service requests * @fsf_req: pointer to struct zfcp_fsf_req * - * Data specific for the Generic Service request is passed by - * fsf_req->data.send_ct - * Usually a specific handler for the request is called via - * fsf_req->data.send_ct->handler at end of this function. + * Data specific for the Generic Service request is passed using + * fsf_req->data. There we find the pointer to struct zfcp_send_ct. + * Usually a specific handler for the CT request is called which is + * found in this structure. */ static int zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req) @@ -1462,7 +1444,7 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req) u16 subtable, rule, counter; adapter = fsf_req->adapter; - send_ct = fsf_req->data.send_ct; + send_ct = (struct zfcp_send_ct *) fsf_req->data; port = send_ct->port; header = &fsf_req->qtcb->header; bottom = &fsf_req->qtcb->bottom.support; @@ -1474,6 +1456,7 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req) switch (header->fsf_status) { case FSF_GOOD: + zfcp_san_dbf_event_ct_response(fsf_req); retval = 0; break; @@ -1634,7 +1617,7 @@ zfcp_fsf_send_els(struct zfcp_send_els *els) { volatile struct qdio_buffer_element *sbale; struct zfcp_fsf_req *fsf_req; - fc_id_t d_id; + u32 d_id; struct zfcp_adapter *adapter; unsigned long lock_flags; int bytes; @@ -1664,7 +1647,7 @@ zfcp_fsf_send_els(struct zfcp_send_els *els) sbale[3].addr = zfcp_sg_to_address(&els->resp[0]); sbale[3].length = els->resp[0].length; sbale[3].flags |= SBAL_FLAGS_LAST_ENTRY; - } else if (adapter->supported_features & + } else if (adapter->adapter_features & FSF_FEATURE_ELS_CT_CHAINED_SBALS) { /* try to use chained SBALs */ bytes = zfcp_qdio_sbals_from_sg(fsf_req, @@ -1714,10 +1697,12 @@ zfcp_fsf_send_els(struct zfcp_send_els *els) fsf_req->qtcb->bottom.support.d_id = d_id; fsf_req->qtcb->bottom.support.service_class = adapter->fc_service_class; fsf_req->qtcb->bottom.support.timeout = ZFCP_ELS_TIMEOUT; - fsf_req->data.send_els = els; + fsf_req->data = (unsigned long) els; sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0); + zfcp_san_dbf_event_els_request(fsf_req); + /* start QDIO request for this FSF request */ ret = zfcp_fsf_req_send(fsf_req, els->timer); if (ret) { @@ -1746,23 +1731,23 @@ zfcp_fsf_send_els(struct zfcp_send_els *els) * zfcp_fsf_send_els_handler - handler for ELS commands * @fsf_req: pointer to struct zfcp_fsf_req * - * Data specific for the ELS command is passed by - * fsf_req->data.send_els - * Usually a specific handler for the command is called via - * fsf_req->data.send_els->handler at end of this function. + * Data specific for the ELS command is passed using + * fsf_req->data. There we find the pointer to struct zfcp_send_els. + * Usually a specific handler for the ELS command is called which is + * found in this structure. */ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req) { struct zfcp_adapter *adapter; struct zfcp_port *port; - fc_id_t d_id; + u32 d_id; struct fsf_qtcb_header *header; struct fsf_qtcb_bottom_support *bottom; struct zfcp_send_els *send_els; int retval = -EINVAL; u16 subtable, rule, counter; - send_els = fsf_req->data.send_els; + send_els = (struct zfcp_send_els *) fsf_req->data; adapter = send_els->adapter; port = send_els->port; d_id = send_els->d_id; @@ -1775,6 +1760,7 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req) switch (header->fsf_status) { case FSF_GOOD: + zfcp_san_dbf_event_els_response(fsf_req); retval = 0; break; @@ -1954,7 +1940,9 @@ zfcp_fsf_exchange_config_data(struct zfcp_erp_action *erp_action) erp_action->fsf_req->erp_action = erp_action; erp_action->fsf_req->qtcb->bottom.config.feature_selection = - (FSF_FEATURE_CFDC | FSF_FEATURE_LUN_SHARING); + FSF_FEATURE_CFDC | + FSF_FEATURE_LUN_SHARING | + FSF_FEATURE_UPDATE_ALERT; /* start QDIO request for this FSF request */ retval = zfcp_fsf_req_send(erp_action->fsf_req, &erp_action->timer); @@ -1990,29 +1978,36 @@ zfcp_fsf_exchange_config_evaluate(struct zfcp_fsf_req *fsf_req, int xchg_ok) { struct fsf_qtcb_bottom_config *bottom; struct zfcp_adapter *adapter = fsf_req->adapter; + struct Scsi_Host *shost = adapter->scsi_host; bottom = &fsf_req->qtcb->bottom.config; ZFCP_LOG_DEBUG("low/high QTCB version 0x%x/0x%x of FSF\n", bottom->low_qtcb_version, bottom->high_qtcb_version); adapter->fsf_lic_version = bottom->lic_version; - adapter->supported_features = bottom->supported_features; + adapter->adapter_features = bottom->adapter_features; + adapter->connection_features = bottom->connection_features; adapter->peer_wwpn = 0; adapter->peer_wwnn = 0; adapter->peer_d_id = 0; if (xchg_ok) { - adapter->wwnn = bottom->nport_serv_param.wwnn; - adapter->wwpn = bottom->nport_serv_param.wwpn; - adapter->s_id = bottom->s_id & ZFCP_DID_MASK; + fc_host_node_name(shost) = bottom->nport_serv_param.wwnn; + fc_host_port_name(shost) = bottom->nport_serv_param.wwpn; + fc_host_port_id(shost) = bottom->s_id & ZFCP_DID_MASK; + fc_host_speed(shost) = bottom->fc_link_speed; + fc_host_supported_classes(shost) = FC_COS_CLASS2 | FC_COS_CLASS3; adapter->fc_topology = bottom->fc_topology; - adapter->fc_link_speed = bottom->fc_link_speed; adapter->hydra_version = bottom->adapter_type; + if (adapter->physical_wwpn == 0) + adapter->physical_wwpn = fc_host_port_name(shost); + if (adapter->physical_s_id == 0) + adapter->physical_s_id = fc_host_port_id(shost); } else { - adapter->wwnn = 0; - adapter->wwpn = 0; - adapter->s_id = 0; + fc_host_node_name(shost) = 0; + fc_host_port_name(shost) = 0; + fc_host_port_id(shost) = 0; + fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN; adapter->fc_topology = 0; - adapter->fc_link_speed = 0; adapter->hydra_version = 0; } @@ -2022,26 +2017,28 @@ zfcp_fsf_exchange_config_evaluate(struct zfcp_fsf_req *fsf_req, int xchg_ok) adapter->peer_wwnn = bottom->plogi_payload.wwnn; } - if(adapter->supported_features & FSF_FEATURE_HBAAPI_MANAGEMENT){ + if (adapter->adapter_features & FSF_FEATURE_HBAAPI_MANAGEMENT) { adapter->hardware_version = bottom->hardware_version; - memcpy(adapter->serial_number, bottom->serial_number, 17); - EBCASC(adapter->serial_number, sizeof(adapter->serial_number)); + memcpy(fc_host_serial_number(shost), bottom->serial_number, + min(FC_SERIAL_NUMBER_SIZE, 17)); + EBCASC(fc_host_serial_number(shost), + min(FC_SERIAL_NUMBER_SIZE, 17)); } ZFCP_LOG_NORMAL("The adapter %s reported the following characteristics:\n" - "WWNN 0x%016Lx, " - "WWPN 0x%016Lx, " - "S_ID 0x%08x,\n" - "adapter version 0x%x, " - "LIC version 0x%x, " - "FC link speed %d Gb/s\n", - zfcp_get_busid_by_adapter(adapter), - adapter->wwnn, - adapter->wwpn, - (unsigned int) adapter->s_id, - adapter->hydra_version, - adapter->fsf_lic_version, - adapter->fc_link_speed); + "WWNN 0x%016Lx, " + "WWPN 0x%016Lx, " + "S_ID 0x%08x,\n" + "adapter version 0x%x, " + "LIC version 0x%x, " + "FC link speed %d Gb/s\n", + zfcp_get_busid_by_adapter(adapter), + (wwn_t) fc_host_node_name(shost), + (wwn_t) fc_host_port_name(shost), + fc_host_port_id(shost), + adapter->hydra_version, + adapter->fsf_lic_version, + fc_host_speed(shost)); if (ZFCP_QTCB_VERSION < bottom->low_qtcb_version) { ZFCP_LOG_NORMAL("error: the adapter %s " "only supports newer control block " @@ -2062,7 +2059,6 @@ zfcp_fsf_exchange_config_evaluate(struct zfcp_fsf_req *fsf_req, int xchg_ok) zfcp_erp_adapter_shutdown(adapter, 0); return -EIO; } - zfcp_set_fc_host_attrs(adapter); return 0; } @@ -2078,11 +2074,12 @@ zfcp_fsf_exchange_config_data_handler(struct zfcp_fsf_req *fsf_req) { struct fsf_qtcb_bottom_config *bottom; struct zfcp_adapter *adapter = fsf_req->adapter; + struct fsf_qtcb *qtcb = fsf_req->qtcb; if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR) return -EIO; - switch (fsf_req->qtcb->header.fsf_status) { + switch (qtcb->header.fsf_status) { case FSF_GOOD: if (zfcp_fsf_exchange_config_evaluate(fsf_req, 1)) @@ -2112,7 +2109,7 @@ zfcp_fsf_exchange_config_data_handler(struct zfcp_fsf_req *fsf_req) zfcp_erp_adapter_shutdown(adapter, 0); return -EIO; case FSF_TOPO_FABRIC: - ZFCP_LOG_INFO("Switched fabric fibrechannel " + ZFCP_LOG_NORMAL("Switched fabric fibrechannel " "network detected at adapter %s.\n", zfcp_get_busid_by_adapter(adapter)); break; @@ -2130,7 +2127,7 @@ zfcp_fsf_exchange_config_data_handler(struct zfcp_fsf_req *fsf_req) zfcp_erp_adapter_shutdown(adapter, 0); return -EIO; } - bottom = &fsf_req->qtcb->bottom.config; + bottom = &qtcb->bottom.config; if (bottom->max_qtcb_size < sizeof(struct fsf_qtcb)) { ZFCP_LOG_NORMAL("bug: Maximum QTCB size (%d bytes) " "allowed by the adapter %s " @@ -2155,12 +2152,10 @@ zfcp_fsf_exchange_config_data_handler(struct zfcp_fsf_req *fsf_req) if (zfcp_fsf_exchange_config_evaluate(fsf_req, 0)) return -EIO; - ZFCP_LOG_INFO("Local link to adapter %s is down\n", - zfcp_get_busid_by_adapter(adapter)); - atomic_set_mask(ZFCP_STATUS_ADAPTER_XCONFIG_OK | - ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED, - &adapter->status); - zfcp_erp_adapter_failed(adapter); + atomic_set_mask(ZFCP_STATUS_ADAPTER_XCONFIG_OK, &adapter->status); + + zfcp_fsf_link_down_info_eval(adapter, + &qtcb->header.fsf_status_qual.link_down_info); break; default: debug_text_event(fsf_req->adapter->erp_dbf, 0, "fsf-stat-ng"); @@ -2174,11 +2169,13 @@ zfcp_fsf_exchange_config_data_handler(struct zfcp_fsf_req *fsf_req) /** * zfcp_fsf_exchange_port_data - request information about local port + * @erp_action: ERP action for the adapter for which port data is requested * @adapter: for which port data is requested * @data: response to exchange port data request */ int -zfcp_fsf_exchange_port_data(struct zfcp_adapter *adapter, +zfcp_fsf_exchange_port_data(struct zfcp_erp_action *erp_action, + struct zfcp_adapter *adapter, struct fsf_qtcb_bottom_port *data) { volatile struct qdio_buffer_element *sbale; @@ -2187,7 +2184,7 @@ zfcp_fsf_exchange_port_data(struct zfcp_adapter *adapter, struct zfcp_fsf_req *fsf_req; struct timer_list *timer; - if(!(adapter->supported_features & FSF_FEATURE_HBAAPI_MANAGEMENT)){ + if (!(adapter->adapter_features & FSF_FEATURE_HBAAPI_MANAGEMENT)) { ZFCP_LOG_INFO("error: exchange port data " "command not supported by adapter %s\n", zfcp_get_busid_by_adapter(adapter)); @@ -2211,12 +2208,18 @@ zfcp_fsf_exchange_port_data(struct zfcp_adapter *adapter, goto out; } + if (erp_action) { + erp_action->fsf_req = fsf_req; + fsf_req->erp_action = erp_action; + } + + if (data) + fsf_req->data = (unsigned long) data; + sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0); sbale[0].flags |= SBAL_FLAGS0_TYPE_READ; sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY; - fsf_req->data.port_data = data; - init_timer(timer); timer->function = zfcp_fsf_request_timeout_handler; timer->data = (unsigned long) adapter; @@ -2228,6 +2231,8 @@ zfcp_fsf_exchange_port_data(struct zfcp_adapter *adapter, "command on the adapter %s\n", zfcp_get_busid_by_adapter(adapter)); zfcp_fsf_req_free(fsf_req); + if (erp_action) + erp_action->fsf_req = NULL; write_unlock_irqrestore(&adapter->request_queue.queue_lock, lock_flags); goto out; @@ -2256,21 +2261,42 @@ zfcp_fsf_exchange_port_data(struct zfcp_adapter *adapter, static void zfcp_fsf_exchange_port_data_handler(struct zfcp_fsf_req *fsf_req) { - struct fsf_qtcb_bottom_port *bottom; - struct fsf_qtcb_bottom_port *data = fsf_req->data.port_data; + struct zfcp_adapter *adapter = fsf_req->adapter; + struct Scsi_Host *shost = adapter->scsi_host; + struct fsf_qtcb *qtcb = fsf_req->qtcb; + struct fsf_qtcb_bottom_port *bottom, *data; if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR) return; - switch (fsf_req->qtcb->header.fsf_status) { + switch (qtcb->header.fsf_status) { case FSF_GOOD: - bottom = &fsf_req->qtcb->bottom.port; - memcpy(data, bottom, sizeof(*data)); + atomic_set_mask(ZFCP_STATUS_ADAPTER_XPORT_OK, &adapter->status); + + bottom = &qtcb->bottom.port; + data = (struct fsf_qtcb_bottom_port*) fsf_req->data; + if (data) + memcpy(data, bottom, sizeof(struct fsf_qtcb_bottom_port)); + if (adapter->connection_features & FSF_FEATURE_NPIV_MODE) { + adapter->physical_wwpn = bottom->wwpn; + adapter->physical_s_id = bottom->fc_port_id; + } else { + adapter->physical_wwpn = fc_host_port_name(shost); + adapter->physical_s_id = fc_host_port_id(shost); + } + fc_host_maxframe_size(shost) = bottom->maximum_frame_size; + break; + + case FSF_EXCHANGE_CONFIG_DATA_INCOMPLETE: + atomic_set_mask(ZFCP_STATUS_ADAPTER_XPORT_OK, &adapter->status); + + zfcp_fsf_link_down_info_eval(adapter, + &qtcb->header.fsf_status_qual.link_down_info); break; default: - debug_text_event(fsf_req->adapter->erp_dbf, 0, "xchg-port-ng"); - debug_event(fsf_req->adapter->erp_dbf, 0, + debug_text_event(adapter->erp_dbf, 0, "xchg-port-ng"); + debug_event(adapter->erp_dbf, 0, &fsf_req->qtcb->header.fsf_status, sizeof(u32)); } } @@ -2312,7 +2338,7 @@ zfcp_fsf_open_port(struct zfcp_erp_action *erp_action) erp_action->fsf_req->qtcb->bottom.support.d_id = erp_action->port->d_id; atomic_set_mask(ZFCP_STATUS_COMMON_OPENING, &erp_action->port->status); - erp_action->fsf_req->data.open_port.port = erp_action->port; + erp_action->fsf_req->data = (unsigned long) erp_action->port; erp_action->fsf_req->erp_action = erp_action; /* start QDIO request for this FSF request */ @@ -2353,7 +2379,7 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req) struct fsf_qtcb_header *header; u16 subtable, rule, counter; - port = fsf_req->data.open_port.port; + port = (struct zfcp_port *) fsf_req->data; header = &fsf_req->qtcb->header; if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR) { @@ -2566,7 +2592,7 @@ zfcp_fsf_close_port(struct zfcp_erp_action *erp_action) sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY; atomic_set_mask(ZFCP_STATUS_COMMON_CLOSING, &erp_action->port->status); - erp_action->fsf_req->data.close_port.port = erp_action->port; + erp_action->fsf_req->data = (unsigned long) erp_action->port; erp_action->fsf_req->erp_action = erp_action; erp_action->fsf_req->qtcb->header.port_handle = erp_action->port->handle; @@ -2606,7 +2632,7 @@ zfcp_fsf_close_port_handler(struct zfcp_fsf_req *fsf_req) int retval = -EINVAL; struct zfcp_port *port; - port = fsf_req->data.close_port.port; + port = (struct zfcp_port *) fsf_req->data; if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR) { /* don't change port status in our bookkeeping */ @@ -2703,8 +2729,8 @@ zfcp_fsf_close_physical_port(struct zfcp_erp_action *erp_action) atomic_set_mask(ZFCP_STATUS_PORT_PHYS_CLOSING, &erp_action->port->status); /* save a pointer to this port */ - erp_action->fsf_req->data.close_physical_port.port = erp_action->port; - /* port to be closeed */ + erp_action->fsf_req->data = (unsigned long) erp_action->port; + /* port to be closed */ erp_action->fsf_req->qtcb->header.port_handle = erp_action->port->handle; erp_action->fsf_req->erp_action = erp_action; @@ -2747,7 +2773,7 @@ zfcp_fsf_close_physical_port_handler(struct zfcp_fsf_req *fsf_req) struct fsf_qtcb_header *header; u16 subtable, rule, counter; - port = fsf_req->data.close_physical_port.port; + port = (struct zfcp_port *) fsf_req->data; header = &fsf_req->qtcb->header; if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR) { @@ -2908,10 +2934,11 @@ zfcp_fsf_open_unit(struct zfcp_erp_action *erp_action) erp_action->port->handle; erp_action->fsf_req->qtcb->bottom.support.fcp_lun = erp_action->unit->fcp_lun; + if (!(erp_action->adapter->connection_features & FSF_FEATURE_NPIV_MODE)) erp_action->fsf_req->qtcb->bottom.support.option = FSF_OPEN_LUN_SUPPRESS_BOXING; atomic_set_mask(ZFCP_STATUS_COMMON_OPENING, &erp_action->unit->status); - erp_action->fsf_req->data.open_unit.unit = erp_action->unit; + erp_action->fsf_req->data = (unsigned long) erp_action->unit; erp_action->fsf_req->erp_action = erp_action; /* start QDIO request for this FSF request */ @@ -2955,9 +2982,9 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req) struct fsf_qtcb_bottom_support *bottom; struct fsf_queue_designator *queue_designator; u16 subtable, rule, counter; - u32 allowed, exclusive, readwrite; + int exclusive, readwrite; - unit = fsf_req->data.open_unit.unit; + unit = (struct zfcp_unit *) fsf_req->data; if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR) { /* don't change unit status in our bookkeeping */ @@ -2969,10 +2996,6 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req) bottom = &fsf_req->qtcb->bottom.support; queue_designator = &header->fsf_status_qual.fsf_queue_designator; - allowed = bottom->lun_access_info & FSF_UNIT_ACCESS_OPEN_LUN_ALLOWED; - exclusive = bottom->lun_access_info & FSF_UNIT_ACCESS_EXCLUSIVE; - readwrite = bottom->lun_access_info & FSF_UNIT_ACCESS_OUTBOUND_TRANSFER; - atomic_clear_mask(ZFCP_STATUS_COMMON_ACCESS_DENIED | ZFCP_STATUS_UNIT_SHARED | ZFCP_STATUS_UNIT_READONLY, @@ -3146,10 +3169,15 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req) unit->handle); /* mark unit as open */ atomic_set_mask(ZFCP_STATUS_COMMON_OPEN, &unit->status); - atomic_clear_mask(ZFCP_STATUS_COMMON_ACCESS_DENIED | - ZFCP_STATUS_COMMON_ACCESS_BOXED, - &unit->status); - if (adapter->supported_features & FSF_FEATURE_LUN_SHARING){ + + if (!(adapter->connection_features & FSF_FEATURE_NPIV_MODE) && + (adapter->adapter_features & FSF_FEATURE_LUN_SHARING) && + (adapter->ccw_device->id.dev_model != ZFCP_DEVICE_MODEL_PRIV)) { + exclusive = (bottom->lun_access_info & + FSF_UNIT_ACCESS_EXCLUSIVE); + readwrite = (bottom->lun_access_info & + FSF_UNIT_ACCESS_OUTBOUND_TRANSFER); + if (!exclusive) atomic_set_mask(ZFCP_STATUS_UNIT_SHARED, &unit->status); @@ -3242,7 +3270,7 @@ zfcp_fsf_close_unit(struct zfcp_erp_action *erp_action) erp_action->port->handle; erp_action->fsf_req->qtcb->header.lun_handle = erp_action->unit->handle; atomic_set_mask(ZFCP_STATUS_COMMON_CLOSING, &erp_action->unit->status); - erp_action->fsf_req->data.close_unit.unit = erp_action->unit; + erp_action->fsf_req->data = (unsigned long) erp_action->unit; erp_action->fsf_req->erp_action = erp_action; /* start QDIO request for this FSF request */ @@ -3281,7 +3309,7 @@ zfcp_fsf_close_unit_handler(struct zfcp_fsf_req *fsf_req) int retval = -EINVAL; struct zfcp_unit *unit; - unit = fsf_req->data.close_unit.unit; /* restore unit */ + unit = (struct zfcp_unit *) fsf_req->data; if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR) { /* don't change unit status in our bookkeeping */ @@ -3305,9 +3333,6 @@ zfcp_fsf_close_unit_handler(struct zfcp_fsf_req *fsf_req) debug_text_event(fsf_req->adapter->erp_dbf, 1, "fsf_s_phand_nv"); zfcp_erp_adapter_reopen(unit->port->adapter, 0); - zfcp_cmd_dbf_event_fsf("porthinv", fsf_req, - &fsf_req->qtcb->header.fsf_status_qual, - sizeof (union fsf_status_qual)); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; @@ -3326,9 +3351,6 @@ zfcp_fsf_close_unit_handler(struct zfcp_fsf_req *fsf_req) debug_text_event(fsf_req->adapter->erp_dbf, 1, "fsf_s_lhand_nv"); zfcp_erp_port_reopen(unit->port, 0); - zfcp_cmd_dbf_event_fsf("lunhinv", fsf_req, - &fsf_req->qtcb->header.fsf_status_qual, - sizeof (union fsf_status_qual)); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; @@ -3436,21 +3458,14 @@ zfcp_fsf_send_fcp_command_task(struct zfcp_adapter *adapter, goto failed_req_create; } - /* - * associate FSF request with SCSI request - * (need this for look up on abort) - */ - fsf_req->data.send_fcp_command_task.fsf_req = fsf_req; - scsi_cmnd->host_scribble = (char *) &(fsf_req->data); + zfcp_unit_get(unit); + fsf_req->unit = unit; - /* - * associate SCSI command with FSF request - * (need this for look up on normal command completion) - */ - fsf_req->data.send_fcp_command_task.scsi_cmnd = scsi_cmnd; - fsf_req->data.send_fcp_command_task.start_jiffies = jiffies; - fsf_req->data.send_fcp_command_task.unit = unit; - ZFCP_LOG_DEBUG("unit=%p, fcp_lun=0x%016Lx\n", unit, unit->fcp_lun); + /* associate FSF request with SCSI request (for look up on abort) */ + scsi_cmnd->host_scribble = (char *) fsf_req; + + /* associate SCSI command with FSF request */ + fsf_req->data = (unsigned long) scsi_cmnd; /* set handles of unit and its parent port in QTCB */ fsf_req->qtcb->header.lun_handle = unit->handle; @@ -3584,6 +3599,7 @@ zfcp_fsf_send_fcp_command_task(struct zfcp_adapter *adapter, send_failed: no_fit: failed_scsi_cmnd: + zfcp_unit_put(unit); zfcp_fsf_req_free(fsf_req); fsf_req = NULL; scsi_cmnd->host_scribble = NULL; @@ -3640,7 +3656,7 @@ zfcp_fsf_send_fcp_command_task_management(struct zfcp_adapter *adapter, * hold a pointer to the unit being target of this * task management request */ - fsf_req->data.send_fcp_command_task_management.unit = unit; + fsf_req->data = (unsigned long) unit; /* set FSF related fields in QTCB */ fsf_req->qtcb->header.lun_handle = unit->handle; @@ -3706,9 +3722,9 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req) header = &fsf_req->qtcb->header; if (unlikely(fsf_req->status & ZFCP_STATUS_FSFREQ_TASK_MANAGEMENT)) - unit = fsf_req->data.send_fcp_command_task_management.unit; + unit = (struct zfcp_unit *) fsf_req->data; else - unit = fsf_req->data.send_fcp_command_task.unit; + unit = fsf_req->unit; if (unlikely(fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR)) { /* go directly to calls of special handlers */ @@ -3765,10 +3781,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req) debug_text_event(fsf_req->adapter->erp_dbf, 1, "fsf_s_hand_mis"); zfcp_erp_adapter_reopen(unit->port->adapter, 0); - zfcp_cmd_dbf_event_fsf("handmism", - fsf_req, - &header->fsf_status_qual, - sizeof (union fsf_status_qual)); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; @@ -3789,10 +3801,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req) debug_text_exception(fsf_req->adapter->erp_dbf, 0, "fsf_s_class_nsup"); zfcp_erp_adapter_shutdown(unit->port->adapter, 0); - zfcp_cmd_dbf_event_fsf("unsclass", - fsf_req, - &header->fsf_status_qual, - sizeof (union fsf_status_qual)); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; @@ -3811,10 +3819,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req) debug_text_event(fsf_req->adapter->erp_dbf, 1, "fsf_s_fcp_lun_nv"); zfcp_erp_port_reopen(unit->port, 0); - zfcp_cmd_dbf_event_fsf("fluninv", - fsf_req, - &header->fsf_status_qual, - sizeof (union fsf_status_qual)); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; @@ -3853,10 +3857,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req) debug_text_event(fsf_req->adapter->erp_dbf, 0, "fsf_s_dir_ind_nv"); zfcp_erp_adapter_shutdown(unit->port->adapter, 0); - zfcp_cmd_dbf_event_fsf("dirinv", - fsf_req, - &header->fsf_status_qual, - sizeof (union fsf_status_qual)); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; @@ -3872,10 +3872,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req) debug_text_event(fsf_req->adapter->erp_dbf, 0, "fsf_s_cmd_len_nv"); zfcp_erp_adapter_shutdown(unit->port->adapter, 0); - zfcp_cmd_dbf_event_fsf("cleninv", - fsf_req, - &header->fsf_status_qual, - sizeof (union fsf_status_qual)); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; @@ -3947,6 +3943,8 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req) zfcp_fsf_send_fcp_command_task_management_handler(fsf_req); } else { retval = zfcp_fsf_send_fcp_command_task_handler(fsf_req); + fsf_req->unit = NULL; + zfcp_unit_put(unit); } return retval; } @@ -3970,10 +3968,10 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req) u32 sns_len; char *fcp_rsp_info = zfcp_get_fcp_rsp_info_ptr(fcp_rsp_iu); unsigned long flags; - struct zfcp_unit *unit = fsf_req->data.send_fcp_command_task.unit; + struct zfcp_unit *unit = fsf_req->unit; read_lock_irqsave(&fsf_req->adapter->abort_lock, flags); - scpnt = fsf_req->data.send_fcp_command_task.scsi_cmnd; + scpnt = (struct scsi_cmnd *) fsf_req->data; if (unlikely(!scpnt)) { ZFCP_LOG_DEBUG ("Command with fsf_req %p is not associated to " @@ -4043,7 +4041,6 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req) ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG, (char *) &fsf_req->qtcb-> bottom.io.fcp_cmnd, FSF_FCP_CMND_SIZE); - zfcp_cmd_dbf_event_fsf("clenmis", fsf_req, NULL, 0); set_host_byte(&scpnt->result, DID_ERROR); goto skip_fsfstatus; case RSP_CODE_FIELD_INVALID: @@ -4062,7 +4059,6 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req) (char *) &fsf_req->qtcb-> bottom.io.fcp_cmnd, FSF_FCP_CMND_SIZE); set_host_byte(&scpnt->result, DID_ERROR); - zfcp_cmd_dbf_event_fsf("codeinv", fsf_req, NULL, 0); goto skip_fsfstatus; case RSP_CODE_RO_MISMATCH: /* hardware bug */ @@ -4079,7 +4075,6 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req) ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG, (char *) &fsf_req->qtcb-> bottom.io.fcp_cmnd, FSF_FCP_CMND_SIZE); - zfcp_cmd_dbf_event_fsf("codemism", fsf_req, NULL, 0); set_host_byte(&scpnt->result, DID_ERROR); goto skip_fsfstatus; default: @@ -4096,7 +4091,6 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req) ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_DEBUG, (char *) &fsf_req->qtcb-> bottom.io.fcp_cmnd, FSF_FCP_CMND_SIZE); - zfcp_cmd_dbf_event_fsf("undeffcp", fsf_req, NULL, 0); set_host_byte(&scpnt->result, DID_ERROR); goto skip_fsfstatus; } @@ -4158,19 +4152,17 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req) skip_fsfstatus: ZFCP_LOG_DEBUG("scpnt->result =0x%x\n", scpnt->result); - zfcp_cmd_dbf_event_scsi("response", scpnt); + if (scpnt->result != 0) + zfcp_scsi_dbf_event_result("erro", 3, fsf_req->adapter, scpnt); + else if (scpnt->retries > 0) + zfcp_scsi_dbf_event_result("retr", 4, fsf_req->adapter, scpnt); + else + zfcp_scsi_dbf_event_result("norm", 6, fsf_req->adapter, scpnt); /* cleanup pointer (need this especially for abort) */ scpnt->host_scribble = NULL; - /* - * NOTE: - * according to the outcome of a discussion on linux-scsi we - * don't need to grab the io_request_lock here since we use - * the new eh - */ /* always call back */ - (scpnt->scsi_done) (scpnt); /* @@ -4198,8 +4190,7 @@ zfcp_fsf_send_fcp_command_task_management_handler(struct zfcp_fsf_req *fsf_req) struct fcp_rsp_iu *fcp_rsp_iu = (struct fcp_rsp_iu *) &(fsf_req->qtcb->bottom.io.fcp_rsp); char *fcp_rsp_info = zfcp_get_fcp_rsp_info_ptr(fcp_rsp_iu); - struct zfcp_unit *unit = - fsf_req->data.send_fcp_command_task_management.unit; + struct zfcp_unit *unit = (struct zfcp_unit *) fsf_req->data; del_timer(&fsf_req->adapter->scsi_er_timer); if (fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR) { @@ -4276,7 +4267,7 @@ zfcp_fsf_control_file(struct zfcp_adapter *adapter, int direction; int retval = 0; - if (!(adapter->supported_features & FSF_FEATURE_CFDC)) { + if (!(adapter->adapter_features & FSF_FEATURE_CFDC)) { ZFCP_LOG_INFO("cfdc not supported (adapter %s)\n", zfcp_get_busid_by_adapter(adapter)); retval = -EOPNOTSUPP; @@ -4549,52 +4540,6 @@ skip_fsfstatus: return retval; } - -/* - * function: zfcp_fsf_req_wait_and_cleanup - * - * purpose: - * - * FIXME(design): signal seems to be <0 !!! - * returns: 0 - request completed (*status is valid), cleanup succ. - * <0 - request completed (*status is valid), cleanup failed - * >0 - signal which interrupted waiting (*status invalid), - * request not completed, no cleanup - * - * *status is a copy of status of completed fsf_req - */ -int -zfcp_fsf_req_wait_and_cleanup(struct zfcp_fsf_req *fsf_req, - int interruptible, u32 * status) -{ - int retval = 0; - int signal = 0; - - if (interruptible) { - __wait_event_interruptible(fsf_req->completion_wq, - fsf_req->status & - ZFCP_STATUS_FSFREQ_COMPLETED, - signal); - if (signal) { - ZFCP_LOG_DEBUG("Caught signal %i while waiting for the " - "completion of the request at %p\n", - signal, fsf_req); - retval = signal; - goto out; - } - } else { - __wait_event(fsf_req->completion_wq, - fsf_req->status & ZFCP_STATUS_FSFREQ_COMPLETED); - } - - *status = fsf_req->status; - - /* cleanup request */ - zfcp_fsf_req_free(fsf_req); - out: - return retval; -} - static inline int zfcp_fsf_req_sbal_check(unsigned long *flags, struct zfcp_qdio_queue *queue, int needed) @@ -4610,15 +4555,16 @@ zfcp_fsf_req_sbal_check(unsigned long *flags, * set qtcb pointer in fsf_req and initialize QTCB */ static inline void -zfcp_fsf_req_qtcb_init(struct zfcp_fsf_req *fsf_req, u32 fsf_cmd) +zfcp_fsf_req_qtcb_init(struct zfcp_fsf_req *fsf_req) { if (likely(fsf_req->qtcb != NULL)) { + fsf_req->qtcb->prefix.req_seq_no = fsf_req->adapter->fsf_req_seq_no; fsf_req->qtcb->prefix.req_id = (unsigned long)fsf_req; fsf_req->qtcb->prefix.ulp_info = ZFCP_ULP_INFO_VERSION; - fsf_req->qtcb->prefix.qtcb_type = fsf_qtcb_type[fsf_cmd]; + fsf_req->qtcb->prefix.qtcb_type = fsf_qtcb_type[fsf_req->fsf_command]; fsf_req->qtcb->prefix.qtcb_version = ZFCP_QTCB_VERSION; fsf_req->qtcb->header.req_handle = (unsigned long)fsf_req; - fsf_req->qtcb->header.fsf_command = fsf_cmd; + fsf_req->qtcb->header.fsf_command = fsf_req->fsf_command; } } @@ -4686,7 +4632,10 @@ zfcp_fsf_req_create(struct zfcp_adapter *adapter, u32 fsf_cmd, int req_flags, goto failed_fsf_req; } - zfcp_fsf_req_qtcb_init(fsf_req, fsf_cmd); + fsf_req->adapter = adapter; + fsf_req->fsf_command = fsf_cmd; + + zfcp_fsf_req_qtcb_init(fsf_req); /* initialize waitqueue which may be used to wait on this request completion */ @@ -4708,8 +4657,10 @@ zfcp_fsf_req_create(struct zfcp_adapter *adapter, u32 fsf_cmd, int req_flags, goto failed_sbals; } - fsf_req->adapter = adapter; /* pointer to "parent" adapter */ - fsf_req->fsf_command = fsf_cmd; + if (fsf_req->qtcb) { + fsf_req->seq_no = adapter->fsf_req_seq_no; + fsf_req->qtcb->prefix.req_seq_no = adapter->fsf_req_seq_no; + } fsf_req->sbal_number = 1; fsf_req->sbal_first = req_queue->free_index; fsf_req->sbal_curr = req_queue->free_index; @@ -4760,9 +4711,9 @@ zfcp_fsf_req_send(struct zfcp_fsf_req *fsf_req, struct timer_list *timer) struct zfcp_adapter *adapter; struct zfcp_qdio_queue *req_queue; volatile struct qdio_buffer_element *sbale; + int inc_seq_no; int new_distance_from_int; unsigned long flags; - int inc_seq_no = 1; int retval = 0; adapter = fsf_req->adapter; @@ -4776,23 +4727,13 @@ zfcp_fsf_req_send(struct zfcp_fsf_req *fsf_req, struct timer_list *timer) ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_TRACE, (char *) sbale[1].addr, sbale[1].length); - /* set sequence counter in QTCB */ - if (likely(fsf_req->qtcb)) { - fsf_req->qtcb->prefix.req_seq_no = adapter->fsf_req_seq_no; - fsf_req->seq_no = adapter->fsf_req_seq_no; - ZFCP_LOG_TRACE("FSF request %p of adapter %s gets " - "FSF sequence counter value of %i\n", - fsf_req, - zfcp_get_busid_by_adapter(adapter), - fsf_req->qtcb->prefix.req_seq_no); - } else - inc_seq_no = 0; - /* put allocated FSF request at list tail */ spin_lock_irqsave(&adapter->fsf_req_list_lock, flags); list_add_tail(&fsf_req->list, &adapter->fsf_req_list_head); spin_unlock_irqrestore(&adapter->fsf_req_list_lock, flags); + inc_seq_no = (fsf_req->qtcb != NULL); + /* figure out expiration time of timeout and start timeout */ if (unlikely(timer)) { timer->expires += jiffies; @@ -4822,6 +4763,8 @@ zfcp_fsf_req_send(struct zfcp_fsf_req *fsf_req, struct timer_list *timer) req_queue->free_index %= QDIO_MAX_BUFFERS_PER_Q; /* wrap if needed */ new_distance_from_int = zfcp_qdio_determine_pci(req_queue, fsf_req); + fsf_req->issued = get_clock(); + retval = do_QDIO(adapter->ccw_device, QDIO_FLAG_SYNC_OUTPUT, 0, fsf_req->sbal_first, fsf_req->sbal_number, NULL); @@ -4860,15 +4803,11 @@ zfcp_fsf_req_send(struct zfcp_fsf_req *fsf_req, struct timer_list *timer) * routines resulting in missing sequence counter values * otherwise, */ + /* Don't increase for unsolicited status */ - if (likely(inc_seq_no)) { + if (inc_seq_no) adapter->fsf_req_seq_no++; - ZFCP_LOG_TRACE - ("FSF sequence counter value of adapter %s " - "increased to %i\n", - zfcp_get_busid_by_adapter(adapter), - adapter->fsf_req_seq_no); - } + /* count FSF requests pending */ atomic_inc(&adapter->fsf_reqs_active); } diff --git a/drivers/s390/scsi/zfcp_fsf.h b/drivers/s390/scsi/zfcp_fsf.h index 07140dfda2a7..48719f055952 100644 --- a/drivers/s390/scsi/zfcp_fsf.h +++ b/drivers/s390/scsi/zfcp_fsf.h @@ -116,6 +116,7 @@ #define FSF_INVALID_COMMAND_OPTION 0x000000E5 /* #define FSF_ERROR 0x000000FF */ +#define FSF_PROT_STATUS_QUAL_SIZE 16 #define FSF_STATUS_QUALIFIER_SIZE 16 /* FSF status qualifier, recommendations */ @@ -139,9 +140,18 @@ #define FSF_SQ_CFDC_SUBTABLE_LUN 0x0004 /* FSF status qualifier (most significant 4 bytes), local link down */ -#define FSF_PSQ_LINK_NOLIGHT 0x00000004 -#define FSF_PSQ_LINK_WRAPPLUG 0x00000008 -#define FSF_PSQ_LINK_NOFCP 0x00000010 +#define FSF_PSQ_LINK_NO_LIGHT 0x00000004 +#define FSF_PSQ_LINK_WRAP_PLUG 0x00000008 +#define FSF_PSQ_LINK_NO_FCP 0x00000010 +#define FSF_PSQ_LINK_FIRMWARE_UPDATE 0x00000020 +#define FSF_PSQ_LINK_INVALID_WWPN 0x00000100 +#define FSF_PSQ_LINK_NO_NPIV_SUPPORT 0x00000200 +#define FSF_PSQ_LINK_NO_FCP_RESOURCES 0x00000400 +#define FSF_PSQ_LINK_NO_FABRIC_RESOURCES 0x00000800 +#define FSF_PSQ_LINK_FABRIC_LOGIN_UNABLE 0x00001000 +#define FSF_PSQ_LINK_WWPN_ASSIGNMENT_CORRUPTED 0x00002000 +#define FSF_PSQ_LINK_MODE_TABLE_CURRUPTED 0x00004000 +#define FSF_PSQ_LINK_NO_WWPN_ASSIGNMENT 0x00008000 /* payload size in status read buffer */ #define FSF_STATUS_READ_PAYLOAD_SIZE 4032 @@ -154,15 +164,21 @@ #define FSF_STATUS_READ_INCOMING_ELS 0x00000002 #define FSF_STATUS_READ_SENSE_DATA_AVAIL 0x00000003 #define FSF_STATUS_READ_BIT_ERROR_THRESHOLD 0x00000004 -#define FSF_STATUS_READ_LINK_DOWN 0x00000005 /* FIXME: really? */ +#define FSF_STATUS_READ_LINK_DOWN 0x00000005 #define FSF_STATUS_READ_LINK_UP 0x00000006 #define FSF_STATUS_READ_CFDC_UPDATED 0x0000000A #define FSF_STATUS_READ_CFDC_HARDENED 0x0000000B +#define FSF_STATUS_READ_FEATURE_UPDATE_ALERT 0x0000000C /* status subtypes in status read buffer */ #define FSF_STATUS_READ_SUB_CLOSE_PHYS_PORT 0x00000001 #define FSF_STATUS_READ_SUB_ERROR_PORT 0x00000002 +/* status subtypes for link down */ +#define FSF_STATUS_READ_SUB_NO_PHYSICAL_LINK 0x00000000 +#define FSF_STATUS_READ_SUB_FDISC_FAILED 0x00000001 +#define FSF_STATUS_READ_SUB_FIRMWARE_UPDATE 0x00000002 + /* status subtypes for CFDC */ #define FSF_STATUS_READ_SUB_CFDC_HARDENED_ON_SE 0x00000002 #define FSF_STATUS_READ_SUB_CFDC_HARDENED_ON_SE2 0x0000000F @@ -193,11 +209,15 @@ #define FSF_QTCB_LOG_SIZE 1024 /* channel features */ -#define FSF_FEATURE_QTCB_SUPPRESSION 0x00000001 #define FSF_FEATURE_CFDC 0x00000002 #define FSF_FEATURE_LUN_SHARING 0x00000004 #define FSF_FEATURE_HBAAPI_MANAGEMENT 0x00000010 #define FSF_FEATURE_ELS_CT_CHAINED_SBALS 0x00000020 +#define FSF_FEATURE_UPDATE_ALERT 0x00000100 + +/* host connection features */ +#define FSF_FEATURE_NPIV_MODE 0x00000001 +#define FSF_FEATURE_VM_ASSIGNED_WWPN 0x00000002 /* option */ #define FSF_OPEN_LUN_SUPPRESS_BOXING 0x00000001 @@ -305,15 +325,23 @@ struct fsf_qual_sequence_error { u32 res1[3]; } __attribute__ ((packed)); -struct fsf_qual_locallink_error { - u32 code; - u32 res1[3]; +struct fsf_link_down_info { + u32 error_code; + u32 res1; + u8 res2[2]; + u8 primary_status; + u8 ioerr_code; + u8 action_code; + u8 reason_code; + u8 explanation_code; + u8 vendor_specific_code; } __attribute__ ((packed)); union fsf_prot_status_qual { + u64 doubleword[FSF_PROT_STATUS_QUAL_SIZE / sizeof(u64)]; struct fsf_qual_version_error version_error; struct fsf_qual_sequence_error sequence_error; - struct fsf_qual_locallink_error locallink_error; + struct fsf_link_down_info link_down_info; } __attribute__ ((packed)); struct fsf_qtcb_prefix { @@ -331,7 +359,9 @@ union fsf_status_qual { u8 byte[FSF_STATUS_QUALIFIER_SIZE]; u16 halfword[FSF_STATUS_QUALIFIER_SIZE / sizeof (u16)]; u32 word[FSF_STATUS_QUALIFIER_SIZE / sizeof (u32)]; + u64 doubleword[FSF_STATUS_QUALIFIER_SIZE / sizeof(u64)]; struct fsf_queue_designator fsf_queue_designator; + struct fsf_link_down_info link_down_info; } __attribute__ ((packed)); struct fsf_qtcb_header { @@ -406,8 +436,8 @@ struct fsf_qtcb_bottom_config { u32 low_qtcb_version; u32 max_qtcb_size; u32 max_data_transfer_size; - u32 supported_features; - u8 res1[4]; + u32 adapter_features; + u32 connection_features; u32 fc_topology; u32 fc_link_speed; u32 adapter_type; @@ -425,7 +455,7 @@ struct fsf_qtcb_bottom_config { } __attribute__ ((packed)); struct fsf_qtcb_bottom_port { - u8 res1[8]; + u64 wwpn; u32 fc_port_id; u32 port_type; u32 port_state; diff --git a/drivers/s390/scsi/zfcp_qdio.c b/drivers/s390/scsi/zfcp_qdio.c index 24e16ec331d9..d719f66a29a4 100644 --- a/drivers/s390/scsi/zfcp_qdio.c +++ b/drivers/s390/scsi/zfcp_qdio.c @@ -54,8 +54,7 @@ static inline int zfcp_qdio_sbals_from_buffer static qdio_handler_t zfcp_qdio_request_handler; static qdio_handler_t zfcp_qdio_response_handler; static int zfcp_qdio_handler_error_check(struct zfcp_adapter *, - unsigned int, - unsigned int, unsigned int); + unsigned int, unsigned int, unsigned int, int, int); #define ZFCP_LOG_AREA ZFCP_LOG_AREA_QDIO @@ -214,22 +213,12 @@ zfcp_qdio_allocate(struct zfcp_adapter *adapter) * */ static inline int -zfcp_qdio_handler_error_check(struct zfcp_adapter *adapter, - unsigned int status, - unsigned int qdio_error, unsigned int siga_error) +zfcp_qdio_handler_error_check(struct zfcp_adapter *adapter, unsigned int status, + unsigned int qdio_error, unsigned int siga_error, + int first_element, int elements_processed) { int retval = 0; - if (ZFCP_LOG_CHECK(ZFCP_LOG_LEVEL_TRACE)) { - if (status & QDIO_STATUS_INBOUND_INT) { - ZFCP_LOG_TRACE("status is" - " QDIO_STATUS_INBOUND_INT \n"); - } - if (status & QDIO_STATUS_OUTBOUND_INT) { - ZFCP_LOG_TRACE("status is" - " QDIO_STATUS_OUTBOUND_INT \n"); - } - } if (unlikely(status & QDIO_STATUS_LOOK_FOR_ERROR)) { retval = -EIO; @@ -237,9 +226,10 @@ zfcp_qdio_handler_error_check(struct zfcp_adapter *adapter, "qdio_error=0x%x, siga_error=0x%x)\n", status, qdio_error, siga_error); - /* Restarting IO on the failed adapter from scratch */ - debug_text_event(adapter->erp_dbf, 1, "qdio_err"); + zfcp_hba_dbf_event_qdio(adapter, status, qdio_error, siga_error, + first_element, elements_processed); /* + * Restarting IO on the failed adapter from scratch. * Since we have been using this adapter, it is save to assume * that it is not failed but recoverable. The card seems to * report link-up events by self-initiated queue shutdown. @@ -282,7 +272,8 @@ zfcp_qdio_request_handler(struct ccw_device *ccw_device, first_element, elements_processed); if (unlikely(zfcp_qdio_handler_error_check(adapter, status, qdio_error, - siga_error))) + siga_error, first_element, + elements_processed))) goto out; /* * we stored address of struct zfcp_adapter data structure @@ -334,7 +325,8 @@ zfcp_qdio_response_handler(struct ccw_device *ccw_device, queue = &adapter->response_queue; if (unlikely(zfcp_qdio_handler_error_check(adapter, status, qdio_error, - siga_error))) + siga_error, first_element, + elements_processed))) goto out; /* diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c index 31a76065cf28..3dcd1bfba3b4 100644 --- a/drivers/s390/scsi/zfcp_scsi.c +++ b/drivers/s390/scsi/zfcp_scsi.c @@ -44,7 +44,8 @@ static int zfcp_scsi_eh_abort_handler(struct scsi_cmnd *); static int zfcp_scsi_eh_device_reset_handler(struct scsi_cmnd *); static int zfcp_scsi_eh_bus_reset_handler(struct scsi_cmnd *); static int zfcp_scsi_eh_host_reset_handler(struct scsi_cmnd *); -static int zfcp_task_management_function(struct zfcp_unit *, u8); +static int zfcp_task_management_function(struct zfcp_unit *, u8, + struct scsi_cmnd *); static struct zfcp_unit *zfcp_unit_lookup(struct zfcp_adapter *, int, scsi_id_t, scsi_lun_t); @@ -242,7 +243,10 @@ static void zfcp_scsi_command_fail(struct scsi_cmnd *scpnt, int result) { set_host_byte(&scpnt->result, result); - zfcp_cmd_dbf_event_scsi("failing", scpnt); + if ((scpnt->device != NULL) && (scpnt->device->host != NULL)) + zfcp_scsi_dbf_event_result("fail", 4, + (struct zfcp_adapter*) scpnt->device->host->hostdata[0], + scpnt); /* return directly */ scpnt->scsi_done(scpnt); } @@ -414,67 +418,38 @@ zfcp_port_lookup(struct zfcp_adapter *adapter, int channel, scsi_id_t id) return (struct zfcp_port *) NULL; } -/* - * function: zfcp_scsi_eh_abort_handler - * - * purpose: tries to abort the specified (timed out) SCSI command - * - * note: We do not need to care for a SCSI command which completes - * normally but late during this abort routine runs. - * We are allowed to return late commands to the SCSI stack. - * It tracks the state of commands and will handle late commands. - * (Usually, the normal completion of late commands is ignored with - * respect to the running abort operation. Grep for 'done_late' - * in the SCSI stacks sources.) +/** + * zfcp_scsi_eh_abort_handler - abort the specified SCSI command + * @scpnt: pointer to scsi_cmnd to be aborted + * Return: SUCCESS - command has been aborted and cleaned up in internal + * bookkeeping, SCSI stack won't be called for aborted command + * FAILED - otherwise * - * returns: SUCCESS - command has been aborted and cleaned up in internal - * bookkeeping, - * SCSI stack won't be called for aborted command - * FAILED - otherwise + * We do not need to care for a SCSI command which completes normally + * but late during this abort routine runs. We are allowed to return + * late commands to the SCSI stack. It tracks the state of commands and + * will handle late commands. (Usually, the normal completion of late + * commands is ignored with respect to the running abort operation.) */ int -__zfcp_scsi_eh_abort_handler(struct scsi_cmnd *scpnt) +zfcp_scsi_eh_abort_handler(struct scsi_cmnd *scpnt) { + struct Scsi_Host *scsi_host; + struct zfcp_adapter *adapter; + struct zfcp_unit *unit; int retval = SUCCESS; - struct zfcp_fsf_req *new_fsf_req, *old_fsf_req; - struct zfcp_adapter *adapter = (struct zfcp_adapter *) scpnt->device->host->hostdata[0]; - struct zfcp_unit *unit = (struct zfcp_unit *) scpnt->device->hostdata; - struct zfcp_port *port = unit->port; - struct Scsi_Host *scsi_host = scpnt->device->host; - union zfcp_req_data *req_data = NULL; + struct zfcp_fsf_req *new_fsf_req = NULL; + struct zfcp_fsf_req *old_fsf_req; unsigned long flags; - u32 status = 0; - - /* the components of a abort_dbf record (fixed size record) */ - u64 dbf_scsi_cmnd = (unsigned long) scpnt; - char dbf_opcode[ZFCP_ABORT_DBF_LENGTH]; - wwn_t dbf_wwn = port->wwpn; - fcp_lun_t dbf_fcp_lun = unit->fcp_lun; - u64 dbf_retries = scpnt->retries; - u64 dbf_allowed = scpnt->allowed; - u64 dbf_timeout = 0; - u64 dbf_fsf_req = 0; - u64 dbf_fsf_status = 0; - u64 dbf_fsf_qual[2] = { 0, 0 }; - char dbf_result[ZFCP_ABORT_DBF_LENGTH] = "##undef"; - - memset(dbf_opcode, 0, ZFCP_ABORT_DBF_LENGTH); - memcpy(dbf_opcode, - scpnt->cmnd, - min(scpnt->cmd_len, (unsigned char) ZFCP_ABORT_DBF_LENGTH)); + + scsi_host = scpnt->device->host; + adapter = (struct zfcp_adapter *) scsi_host->hostdata[0]; + unit = (struct zfcp_unit *) scpnt->device->hostdata; ZFCP_LOG_INFO("aborting scsi_cmnd=%p on adapter %s\n", scpnt, zfcp_get_busid_by_adapter(adapter)); - spin_unlock_irq(scsi_host->host_lock); - - /* - * Race condition between normal (late) completion and abort has - * to be avoided. - * The entirity of all accesses to scsi_req have to be atomic. - * scsi_req is usually part of the fsf_req and thus we block the - * release of fsf_req as long as we need to access scsi_req. - */ + /* avoid race condition between late normal completion and abort */ write_lock_irqsave(&adapter->abort_lock, flags); /* @@ -484,144 +459,47 @@ __zfcp_scsi_eh_abort_handler(struct scsi_cmnd *scpnt) * this routine returns. (scpnt is parameter passed to this routine * and must not disappear during abort even on late completion.) */ - req_data = (union zfcp_req_data *) scpnt->host_scribble; - /* DEBUG */ - ZFCP_LOG_DEBUG("req_data=%p\n", req_data); - if (!req_data) { - ZFCP_LOG_DEBUG("late command completion overtook abort\n"); - /* - * That's it. - * Do not initiate abort but return SUCCESS. - */ - write_unlock_irqrestore(&adapter->abort_lock, flags); - retval = SUCCESS; - strncpy(dbf_result, "##late1", ZFCP_ABORT_DBF_LENGTH); - goto out; - } - - /* Figure out which fsf_req needs to be aborted. */ - old_fsf_req = req_data->send_fcp_command_task.fsf_req; - - dbf_fsf_req = (unsigned long) old_fsf_req; - dbf_timeout = - (jiffies - req_data->send_fcp_command_task.start_jiffies) / HZ; - - ZFCP_LOG_DEBUG("old_fsf_req=%p\n", old_fsf_req); + old_fsf_req = (struct zfcp_fsf_req *) scpnt->host_scribble; if (!old_fsf_req) { write_unlock_irqrestore(&adapter->abort_lock, flags); - ZFCP_LOG_NORMAL("bug: no old fsf request found\n"); - ZFCP_LOG_NORMAL("req_data:\n"); - ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_NORMAL, - (char *) req_data, sizeof (union zfcp_req_data)); - ZFCP_LOG_NORMAL("scsi_cmnd:\n"); - ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_NORMAL, - (char *) scpnt, sizeof (struct scsi_cmnd)); - retval = FAILED; - strncpy(dbf_result, "##bug:r", ZFCP_ABORT_DBF_LENGTH); + zfcp_scsi_dbf_event_abort("lte1", adapter, scpnt, new_fsf_req); + retval = SUCCESS; goto out; } - old_fsf_req->data.send_fcp_command_task.scsi_cmnd = NULL; - /* mark old request as being aborted */ + old_fsf_req->data = 0; old_fsf_req->status |= ZFCP_STATUS_FSFREQ_ABORTING; - /* - * We have to collect all information (e.g. unit) needed by - * zfcp_fsf_abort_fcp_command before calling that routine - * since that routine is not allowed to access - * fsf_req which it is going to abort. - * This is because of we need to release fsf_req_list_lock - * before calling zfcp_fsf_abort_fcp_command. - * Since this lock will not be held, fsf_req may complete - * late and may be released meanwhile. - */ - ZFCP_LOG_DEBUG("unit 0x%016Lx (%p)\n", unit->fcp_lun, unit); - /* - * We block (call schedule) - * That's why we must release the lock and enable the - * interrupts before. - * On the other hand we do not need the lock anymore since - * all critical accesses to scsi_req are done. - */ + /* don't access old_fsf_req after releasing the abort_lock */ write_unlock_irqrestore(&adapter->abort_lock, flags); /* call FSF routine which does the abort */ new_fsf_req = zfcp_fsf_abort_fcp_command((unsigned long) old_fsf_req, adapter, unit, 0); - ZFCP_LOG_DEBUG("new_fsf_req=%p\n", new_fsf_req); if (!new_fsf_req) { + ZFCP_LOG_INFO("error: initiation of Abort FCP Cmnd failed\n"); retval = FAILED; - ZFCP_LOG_NORMAL("error: initiation of Abort FCP Cmnd " - "failed\n"); - strncpy(dbf_result, "##nores", ZFCP_ABORT_DBF_LENGTH); goto out; } /* wait for completion of abort */ - ZFCP_LOG_DEBUG("waiting for cleanup...\n"); -#if 1 - /* - * FIXME: - * copying zfcp_fsf_req_wait_and_cleanup code is not really nice - */ __wait_event(new_fsf_req->completion_wq, new_fsf_req->status & ZFCP_STATUS_FSFREQ_COMPLETED); - status = new_fsf_req->status; - dbf_fsf_status = new_fsf_req->qtcb->header.fsf_status; - /* - * Ralphs special debug load provides timestamps in the FSF - * status qualifier. This might be specified later if being - * useful for debugging aborts. - */ - dbf_fsf_qual[0] = - *(u64 *) & new_fsf_req->qtcb->header.fsf_status_qual.word[0]; - dbf_fsf_qual[1] = - *(u64 *) & new_fsf_req->qtcb->header.fsf_status_qual.word[2]; - zfcp_fsf_req_free(new_fsf_req); -#else - retval = zfcp_fsf_req_wait_and_cleanup(new_fsf_req, - ZFCP_UNINTERRUPTIBLE, &status); -#endif - ZFCP_LOG_DEBUG("Waiting for cleanup complete, status=0x%x\n", status); + /* status should be valid since signals were not permitted */ - if (status & ZFCP_STATUS_FSFREQ_ABORTSUCCEEDED) { + if (new_fsf_req->status & ZFCP_STATUS_FSFREQ_ABORTSUCCEEDED) { + zfcp_scsi_dbf_event_abort("okay", adapter, scpnt, new_fsf_req); retval = SUCCESS; - strncpy(dbf_result, "##succ", ZFCP_ABORT_DBF_LENGTH); - } else if (status & ZFCP_STATUS_FSFREQ_ABORTNOTNEEDED) { + } else if (new_fsf_req->status & ZFCP_STATUS_FSFREQ_ABORTNOTNEEDED) { + zfcp_scsi_dbf_event_abort("lte2", adapter, scpnt, new_fsf_req); retval = SUCCESS; - strncpy(dbf_result, "##late2", ZFCP_ABORT_DBF_LENGTH); } else { + zfcp_scsi_dbf_event_abort("fail", adapter, scpnt, new_fsf_req); retval = FAILED; - strncpy(dbf_result, "##fail", ZFCP_ABORT_DBF_LENGTH); } - + zfcp_fsf_req_free(new_fsf_req); out: - debug_event(adapter->abort_dbf, 1, &dbf_scsi_cmnd, sizeof (u64)); - debug_event(adapter->abort_dbf, 1, &dbf_opcode, ZFCP_ABORT_DBF_LENGTH); - debug_event(adapter->abort_dbf, 1, &dbf_wwn, sizeof (wwn_t)); - debug_event(adapter->abort_dbf, 1, &dbf_fcp_lun, sizeof (fcp_lun_t)); - debug_event(adapter->abort_dbf, 1, &dbf_retries, sizeof (u64)); - debug_event(adapter->abort_dbf, 1, &dbf_allowed, sizeof (u64)); - debug_event(adapter->abort_dbf, 1, &dbf_timeout, sizeof (u64)); - debug_event(adapter->abort_dbf, 1, &dbf_fsf_req, sizeof (u64)); - debug_event(adapter->abort_dbf, 1, &dbf_fsf_status, sizeof (u64)); - debug_event(adapter->abort_dbf, 1, &dbf_fsf_qual[0], sizeof (u64)); - debug_event(adapter->abort_dbf, 1, &dbf_fsf_qual[1], sizeof (u64)); - debug_text_event(adapter->abort_dbf, 1, dbf_result); - - spin_lock_irq(scsi_host->host_lock); return retval; } -int -zfcp_scsi_eh_abort_handler(struct scsi_cmnd *scpnt) -{ - int rc; - struct Scsi_Host *scsi_host = scpnt->device->host; - spin_lock_irq(scsi_host->host_lock); - rc = __zfcp_scsi_eh_abort_handler(scpnt); - spin_unlock_irq(scsi_host->host_lock); - return rc; -} - /* * function: zfcp_scsi_eh_device_reset_handler * @@ -651,8 +529,9 @@ zfcp_scsi_eh_device_reset_handler(struct scsi_cmnd *scpnt) */ if (!atomic_test_mask(ZFCP_STATUS_UNIT_NOTSUPPUNITRESET, &unit->status)) { - retval = - zfcp_task_management_function(unit, FCP_LOGICAL_UNIT_RESET); + retval = zfcp_task_management_function(unit, + FCP_LOGICAL_UNIT_RESET, + scpnt); if (retval) { ZFCP_LOG_DEBUG("unit reset failed (unit=%p)\n", unit); if (retval == -ENOTSUPP) @@ -668,7 +547,7 @@ zfcp_scsi_eh_device_reset_handler(struct scsi_cmnd *scpnt) goto out; } } - retval = zfcp_task_management_function(unit, FCP_TARGET_RESET); + retval = zfcp_task_management_function(unit, FCP_TARGET_RESET, scpnt); if (retval) { ZFCP_LOG_DEBUG("target reset failed (unit=%p)\n", unit); retval = FAILED; @@ -681,12 +560,12 @@ zfcp_scsi_eh_device_reset_handler(struct scsi_cmnd *scpnt) } static int -zfcp_task_management_function(struct zfcp_unit *unit, u8 tm_flags) +zfcp_task_management_function(struct zfcp_unit *unit, u8 tm_flags, + struct scsi_cmnd *scpnt) { struct zfcp_adapter *adapter = unit->port->adapter; - int retval; - int status; struct zfcp_fsf_req *fsf_req; + int retval = 0; /* issue task management function */ fsf_req = zfcp_fsf_send_fcp_command_task_management @@ -696,70 +575,63 @@ zfcp_task_management_function(struct zfcp_unit *unit, u8 tm_flags) "failed for unit 0x%016Lx on port 0x%016Lx on " "adapter %s\n", unit->fcp_lun, unit->port->wwpn, zfcp_get_busid_by_adapter(adapter)); + zfcp_scsi_dbf_event_devreset("nres", tm_flags, unit, scpnt); retval = -ENOMEM; goto out; } - retval = zfcp_fsf_req_wait_and_cleanup(fsf_req, - ZFCP_UNINTERRUPTIBLE, &status); + __wait_event(fsf_req->completion_wq, + fsf_req->status & ZFCP_STATUS_FSFREQ_COMPLETED); + /* * check completion status of task management function - * (status should always be valid since no signals permitted) */ - if (status & ZFCP_STATUS_FSFREQ_TMFUNCFAILED) + if (fsf_req->status & ZFCP_STATUS_FSFREQ_TMFUNCFAILED) { + zfcp_scsi_dbf_event_devreset("fail", tm_flags, unit, scpnt); retval = -EIO; - else if (status & ZFCP_STATUS_FSFREQ_TMFUNCNOTSUPP) + } else if (fsf_req->status & ZFCP_STATUS_FSFREQ_TMFUNCNOTSUPP) { + zfcp_scsi_dbf_event_devreset("nsup", tm_flags, unit, scpnt); retval = -ENOTSUPP; - else - retval = 0; + } else + zfcp_scsi_dbf_event_devreset("okay", tm_flags, unit, scpnt); + + zfcp_fsf_req_free(fsf_req); out: return retval; } -/* - * function: zfcp_scsi_eh_bus_reset_handler - * - * purpose: - * - * returns: +/** + * zfcp_scsi_eh_bus_reset_handler - reset bus (reopen adapter) */ int zfcp_scsi_eh_bus_reset_handler(struct scsi_cmnd *scpnt) { - int retval = 0; - struct zfcp_unit *unit; + struct zfcp_unit *unit = (struct zfcp_unit*) scpnt->device->hostdata; + struct zfcp_adapter *adapter = unit->port->adapter; - unit = (struct zfcp_unit *) scpnt->device->hostdata; ZFCP_LOG_NORMAL("bus reset because of problems with " "unit 0x%016Lx\n", unit->fcp_lun); - zfcp_erp_adapter_reopen(unit->port->adapter, 0); - zfcp_erp_wait(unit->port->adapter); - retval = SUCCESS; + zfcp_erp_adapter_reopen(adapter, 0); + zfcp_erp_wait(adapter); - return retval; + return SUCCESS; } -/* - * function: zfcp_scsi_eh_host_reset_handler - * - * purpose: - * - * returns: +/** + * zfcp_scsi_eh_host_reset_handler - reset host (reopen adapter) */ int zfcp_scsi_eh_host_reset_handler(struct scsi_cmnd *scpnt) { - int retval = 0; - struct zfcp_unit *unit; + struct zfcp_unit *unit = (struct zfcp_unit*) scpnt->device->hostdata; + struct zfcp_adapter *adapter = unit->port->adapter; - unit = (struct zfcp_unit *) scpnt->device->hostdata; ZFCP_LOG_NORMAL("host reset because of problems with " "unit 0x%016Lx\n", unit->fcp_lun); - zfcp_erp_adapter_reopen(unit->port->adapter, 0); - zfcp_erp_wait(unit->port->adapter); - retval = SUCCESS; + zfcp_erp_adapter_reopen(adapter, 0); + zfcp_erp_wait(adapter); - return retval; + return SUCCESS; } /* @@ -826,10 +698,16 @@ void zfcp_adapter_scsi_unregister(struct zfcp_adapter *adapter) { struct Scsi_Host *shost; + struct zfcp_port *port; shost = adapter->scsi_host; if (!shost) return; + read_lock_irq(&zfcp_data.config_lock); + list_for_each_entry(port, &adapter->port_list_head, list) + if (port->rport) + port->rport = NULL; + read_unlock_irq(&zfcp_data.config_lock); fc_remove_host(shost); scsi_remove_host(shost); scsi_host_put(shost); @@ -904,18 +782,6 @@ zfcp_get_node_name(struct scsi_target *starget) read_unlock_irqrestore(&zfcp_data.config_lock, flags); } -void -zfcp_set_fc_host_attrs(struct zfcp_adapter *adapter) -{ - struct Scsi_Host *shost = adapter->scsi_host; - - fc_host_node_name(shost) = adapter->wwnn; - fc_host_port_name(shost) = adapter->wwpn; - strncpy(fc_host_serial_number(shost), adapter->serial_number, - min(FC_SERIAL_NUMBER_SIZE, 32)); - fc_host_supported_classes(shost) = FC_COS_CLASS2 | FC_COS_CLASS3; -} - struct fc_function_template zfcp_transport_functions = { .get_starget_port_id = zfcp_get_port_id, .get_starget_port_name = zfcp_get_port_name, @@ -927,7 +793,10 @@ struct fc_function_template zfcp_transport_functions = { .show_host_node_name = 1, .show_host_port_name = 1, .show_host_supported_classes = 1, + .show_host_maxframe_size = 1, .show_host_serial_number = 1, + .show_host_speed = 1, + .show_host_port_id = 1, }; /** diff --git a/drivers/s390/scsi/zfcp_sysfs_adapter.c b/drivers/s390/scsi/zfcp_sysfs_adapter.c index e7345a74800a..0cd435280e7d 100644 --- a/drivers/s390/scsi/zfcp_sysfs_adapter.c +++ b/drivers/s390/scsi/zfcp_sysfs_adapter.c @@ -62,21 +62,18 @@ static ssize_t zfcp_sysfs_adapter_##_name##_show(struct device *dev, struct devi static DEVICE_ATTR(_name, S_IRUGO, zfcp_sysfs_adapter_##_name##_show, NULL); ZFCP_DEFINE_ADAPTER_ATTR(status, "0x%08x\n", atomic_read(&adapter->status)); -ZFCP_DEFINE_ADAPTER_ATTR(wwnn, "0x%016llx\n", adapter->wwnn); -ZFCP_DEFINE_ADAPTER_ATTR(wwpn, "0x%016llx\n", adapter->wwpn); -ZFCP_DEFINE_ADAPTER_ATTR(s_id, "0x%06x\n", adapter->s_id); ZFCP_DEFINE_ADAPTER_ATTR(peer_wwnn, "0x%016llx\n", adapter->peer_wwnn); ZFCP_DEFINE_ADAPTER_ATTR(peer_wwpn, "0x%016llx\n", adapter->peer_wwpn); ZFCP_DEFINE_ADAPTER_ATTR(peer_d_id, "0x%06x\n", adapter->peer_d_id); +ZFCP_DEFINE_ADAPTER_ATTR(physical_wwpn, "0x%016llx\n", adapter->physical_wwpn); +ZFCP_DEFINE_ADAPTER_ATTR(physical_s_id, "0x%06x\n", adapter->physical_s_id); ZFCP_DEFINE_ADAPTER_ATTR(card_version, "0x%04x\n", adapter->hydra_version); ZFCP_DEFINE_ADAPTER_ATTR(lic_version, "0x%08x\n", adapter->fsf_lic_version); -ZFCP_DEFINE_ADAPTER_ATTR(fc_link_speed, "%d Gb/s\n", adapter->fc_link_speed); ZFCP_DEFINE_ADAPTER_ATTR(fc_service_class, "%d\n", adapter->fc_service_class); ZFCP_DEFINE_ADAPTER_ATTR(fc_topology, "%s\n", fc_topologies[adapter->fc_topology]); ZFCP_DEFINE_ADAPTER_ATTR(hardware_version, "0x%08x\n", adapter->hardware_version); -ZFCP_DEFINE_ADAPTER_ATTR(serial_number, "%17s\n", adapter->serial_number); ZFCP_DEFINE_ADAPTER_ATTR(scsi_host_no, "0x%x\n", adapter->scsi_host_no); ZFCP_DEFINE_ADAPTER_ATTR(in_recovery, "%d\n", atomic_test_mask (ZFCP_STATUS_COMMON_ERP_INUSE, &adapter->status)); @@ -255,21 +252,18 @@ static struct attribute *zfcp_adapter_attrs[] = { &dev_attr_in_recovery.attr, &dev_attr_port_remove.attr, &dev_attr_port_add.attr, - &dev_attr_wwnn.attr, - &dev_attr_wwpn.attr, - &dev_attr_s_id.attr, &dev_attr_peer_wwnn.attr, &dev_attr_peer_wwpn.attr, &dev_attr_peer_d_id.attr, + &dev_attr_physical_wwpn.attr, + &dev_attr_physical_s_id.attr, &dev_attr_card_version.attr, &dev_attr_lic_version.attr, - &dev_attr_fc_link_speed.attr, &dev_attr_fc_service_class.attr, &dev_attr_fc_topology.attr, &dev_attr_scsi_host_no.attr, &dev_attr_status.attr, &dev_attr_hardware_version.attr, - &dev_attr_serial_number.attr, NULL }; diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.c b/drivers/scsi/aic7xxx/aic7xxx_osm.c index c932b3b94490..876d1de8480d 100644 --- a/drivers/scsi/aic7xxx/aic7xxx_osm.c +++ b/drivers/scsi/aic7xxx/aic7xxx_osm.c @@ -1109,15 +1109,6 @@ ahc_linux_register_host(struct ahc_softc *ahc, struct scsi_host_template *templa return (0); } -uint64_t -ahc_linux_get_memsize(void) -{ - struct sysinfo si; - - si_meminfo(&si); - return ((uint64_t)si.totalram << PAGE_SHIFT); -} - /* * Place the SCSI bus into a known state by either resetting it, * or forcing transfer negotiations on the next command to any diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.h b/drivers/scsi/aic7xxx/aic7xxx_osm.h index c52996269240..be9edbe26dbe 100644 --- a/drivers/scsi/aic7xxx/aic7xxx_osm.h +++ b/drivers/scsi/aic7xxx/aic7xxx_osm.h @@ -494,8 +494,6 @@ ahc_insb(struct ahc_softc * ahc, long port, uint8_t *array, int count) int ahc_linux_register_host(struct ahc_softc *, struct scsi_host_template *); -uint64_t ahc_linux_get_memsize(void); - /*************************** Pretty Printing **********************************/ struct info_str { char *buffer; diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c b/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c index 0d44a6907dd2..3ce77ddc889e 100644 --- a/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c +++ b/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c @@ -180,6 +180,7 @@ ahc_linux_pci_dev_probe(struct pci_dev *pdev, const struct pci_device_id *ent) struct ahc_pci_identity *entry; char *name; int error; + struct device *dev = &pdev->dev; pci = pdev; entry = ahc_find_pci_device(pci); @@ -209,11 +210,12 @@ ahc_linux_pci_dev_probe(struct pci_dev *pdev, const struct pci_device_id *ent) pci_set_master(pdev); if (sizeof(dma_addr_t) > 4 - && ahc_linux_get_memsize() > 0x80000000 - && pci_set_dma_mask(pdev, mask_39bit) == 0) { + && ahc->features & AHC_LARGE_SCBS + && dma_set_mask(dev, mask_39bit) == 0 + && dma_get_required_mask(dev) > DMA_32BIT_MASK) { ahc->flags |= AHC_39BIT_ADDRESSING; } else { - if (pci_set_dma_mask(pdev, DMA_32BIT_MASK)) { + if (dma_set_mask(dev, DMA_32BIT_MASK)) { printk(KERN_WARNING "aic7xxx: No suitable DMA available.\n"); return (-ENODEV); } diff --git a/drivers/scsi/atp870u.c b/drivers/scsi/atp870u.c index e6153fe5842a..a8cfbef304b5 100644 --- a/drivers/scsi/atp870u.c +++ b/drivers/scsi/atp870u.c @@ -996,6 +996,7 @@ oktosend: #ifdef ED_DBGP printk("send_s870: prdaddr_2 0x%8x tmpcip %x target_id %d\n", dev->id[c][target_id].prdaddr,tmpcip,target_id); #endif + dev->id[c][target_id].prdaddr = dev->id[c][target_id].prd_bus; outl(dev->id[c][target_id].prdaddr, tmpcip); tmpcip = tmpcip - 2; outb(0x06, tmpcip); @@ -2572,7 +2573,7 @@ static void atp870u_free_tables(struct Scsi_Host *host) for (k = 0; k < 16; k++) { if (!atp_dev->id[j][k].prd_table) continue; - pci_free_consistent(atp_dev->pdev, 1024, atp_dev->id[j][k].prd_table, atp_dev->id[j][k].prdaddr); + pci_free_consistent(atp_dev->pdev, 1024, atp_dev->id[j][k].prd_table, atp_dev->id[j][k].prd_bus); atp_dev->id[j][k].prd_table = NULL; } } @@ -2584,12 +2585,13 @@ static int atp870u_init_tables(struct Scsi_Host *host) int c,k; for(c=0;c < 2;c++) { for(k=0;k<16;k++) { - atp_dev->id[c][k].prd_table = pci_alloc_consistent(atp_dev->pdev, 1024, &(atp_dev->id[c][k].prdaddr)); + atp_dev->id[c][k].prd_table = pci_alloc_consistent(atp_dev->pdev, 1024, &(atp_dev->id[c][k].prd_bus)); if (!atp_dev->id[c][k].prd_table) { printk("atp870u_init_tables fail\n"); atp870u_free_tables(host); return -ENOMEM; } + atp_dev->id[c][k].prdaddr = atp_dev->id[c][k].prd_bus; atp_dev->id[c][k].devsp=0x20; atp_dev->id[c][k].devtype = 0x7f; atp_dev->id[c][k].curr_req = NULL; diff --git a/drivers/scsi/atp870u.h b/drivers/scsi/atp870u.h index 89f43af39cf2..62bae64a01c1 100644 --- a/drivers/scsi/atp870u.h +++ b/drivers/scsi/atp870u.h @@ -54,8 +54,9 @@ struct atp_unit unsigned long tran_len; unsigned long last_len; unsigned char *prd_pos; - unsigned char *prd_table; - dma_addr_t prdaddr; + unsigned char *prd_table; /* Kernel address of PRD table */ + dma_addr_t prd_bus; /* Bus address of PRD */ + dma_addr_t prdaddr; /* Dynamically updated in driver */ struct scsi_cmnd *curr_req; } id[2][16]; struct Scsi_Host *host; diff --git a/drivers/scsi/fd_mcs.c b/drivers/scsi/fd_mcs.c index fa652f8aa643..d59d449a9e4d 100644 --- a/drivers/scsi/fd_mcs.c +++ b/drivers/scsi/fd_mcs.c @@ -1360,3 +1360,5 @@ static Scsi_Host_Template driver_template = { .use_clustering = DISABLE_CLUSTERING, }; #include "scsi_module.c" + +MODULE_LICENSE("GPL"); diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c index 85503fad789a..f2a72d33132c 100644 --- a/drivers/scsi/hosts.c +++ b/drivers/scsi/hosts.c @@ -98,6 +98,7 @@ int scsi_host_set_state(struct Scsi_Host *shost, enum scsi_host_state state) switch (oldstate) { case SHOST_CREATED: case SHOST_RUNNING: + case SHOST_CANCEL_RECOVERY: break; default: goto illegal; @@ -107,12 +108,31 @@ int scsi_host_set_state(struct Scsi_Host *shost, enum scsi_host_state state) case SHOST_DEL: switch (oldstate) { case SHOST_CANCEL: + case SHOST_DEL_RECOVERY: break; default: goto illegal; } break; + case SHOST_CANCEL_RECOVERY: + switch (oldstate) { + case SHOST_CANCEL: + case SHOST_RECOVERY: + break; + default: + goto illegal; + } + break; + + case SHOST_DEL_RECOVERY: + switch (oldstate) { + case SHOST_CANCEL_RECOVERY: + break; + default: + goto illegal; + } + break; } shost->shost_state = state; return 0; @@ -134,13 +154,24 @@ EXPORT_SYMBOL(scsi_host_set_state); **/ void scsi_remove_host(struct Scsi_Host *shost) { + unsigned long flags; down(&shost->scan_mutex); - scsi_host_set_state(shost, SHOST_CANCEL); + spin_lock_irqsave(shost->host_lock, flags); + if (scsi_host_set_state(shost, SHOST_CANCEL)) + if (scsi_host_set_state(shost, SHOST_CANCEL_RECOVERY)) { + spin_unlock_irqrestore(shost->host_lock, flags); + up(&shost->scan_mutex); + return; + } + spin_unlock_irqrestore(shost->host_lock, flags); up(&shost->scan_mutex); scsi_forget_host(shost); scsi_proc_host_rm(shost); - scsi_host_set_state(shost, SHOST_DEL); + spin_lock_irqsave(shost->host_lock, flags); + if (scsi_host_set_state(shost, SHOST_DEL)) + BUG_ON(scsi_host_set_state(shost, SHOST_DEL_RECOVERY)); + spin_unlock_irqrestore(shost->host_lock, flags); transport_unregister_device(&shost->shost_gendev); class_device_unregister(&shost->shost_classdev); diff --git a/drivers/scsi/ibmmca.c b/drivers/scsi/ibmmca.c index 6e54c7d9b33c..19392f651272 100644 --- a/drivers/scsi/ibmmca.c +++ b/drivers/scsi/ibmmca.c @@ -460,6 +460,8 @@ MODULE_PARM(adisplay, "1i"); MODULE_PARM(normal, "1i"); MODULE_PARM(ansi, "1i"); #endif + +MODULE_LICENSE("GPL"); #endif /*counter of concurrent disk read/writes, to turn on/off disk led */ static int disk_rw_in_progress = 0; diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c index 5b14934ba861..ff25210b00ba 100644 --- a/drivers/scsi/ibmvscsi/ibmvscsi.c +++ b/drivers/scsi/ibmvscsi/ibmvscsi.c @@ -727,6 +727,16 @@ static void adapter_info_rsp(struct srp_event_struct *evt_struct) if (hostdata->madapter_info.port_max_txu[0]) hostdata->host->max_sectors = hostdata->madapter_info.port_max_txu[0] >> 9; + + if (hostdata->madapter_info.os_type == 3 && + strcmp(hostdata->madapter_info.srp_version, "1.6a") <= 0) { + printk("ibmvscsi: host (Ver. %s) doesn't support large" + "transfers\n", + hostdata->madapter_info.srp_version); + printk("ibmvscsi: limiting scatterlists to %d\n", + MAX_INDIRECT_BUFS); + hostdata->host->sg_tablesize = MAX_INDIRECT_BUFS; + } } } diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c index 5cc53cd9323e..d92273cbe0de 100644 --- a/drivers/scsi/libata-core.c +++ b/drivers/scsi/libata-core.c @@ -2465,9 +2465,12 @@ static unsigned long ata_pio_poll(struct ata_port *ap) * * LOCKING: * None. (executing in kernel thread context) + * + * RETURNS: + * Non-zero if qc completed, zero otherwise. */ -static void ata_pio_complete (struct ata_port *ap) +static int ata_pio_complete (struct ata_port *ap) { struct ata_queued_cmd *qc; u8 drv_stat; @@ -2486,14 +2489,14 @@ static void ata_pio_complete (struct ata_port *ap) if (drv_stat & (ATA_BUSY | ATA_DRQ)) { ap->pio_task_state = PIO_ST_LAST_POLL; ap->pio_task_timeout = jiffies + ATA_TMOUT_PIO; - return; + return 0; } } drv_stat = ata_wait_idle(ap); if (!ata_ok(drv_stat)) { ap->pio_task_state = PIO_ST_ERR; - return; + return 0; } qc = ata_qc_from_tag(ap, ap->active_tag); @@ -2502,6 +2505,10 @@ static void ata_pio_complete (struct ata_port *ap) ap->pio_task_state = PIO_ST_IDLE; ata_poll_qc_complete(qc, drv_stat); + + /* another command may start at this point */ + + return 1; } @@ -2709,7 +2716,7 @@ static void __atapi_pio_bytes(struct ata_queued_cmd *qc, unsigned int bytes) next_sg: if (unlikely(qc->cursg >= qc->n_elem)) { - /* + /* * The end of qc->sg is reached and the device expects * more data to transfer. In order not to overrun qc->sg * and fulfill length specified in the byte count register, @@ -2721,7 +2728,7 @@ next_sg: unsigned int i; if (words) /* warning if bytes > 1 */ - printk(KERN_WARNING "ata%u: %u bytes trailing data\n", + printk(KERN_WARNING "ata%u: %u bytes trailing data\n", ap->id, bytes); for (i = 0; i < words; i++) @@ -2849,9 +2856,7 @@ static void ata_pio_block(struct ata_port *ap) if (is_atapi_taskfile(&qc->tf)) { /* no more data to transfer or unsupported ATAPI command */ if ((status & ATA_DRQ) == 0) { - ap->pio_task_state = PIO_ST_IDLE; - - ata_poll_qc_complete(qc, status); + ap->pio_task_state = PIO_ST_LAST; return; } @@ -2887,7 +2892,12 @@ static void ata_pio_error(struct ata_port *ap) static void ata_pio_task(void *_data) { struct ata_port *ap = _data; - unsigned long timeout = 0; + unsigned long timeout; + int qc_completed; + +fsm_start: + timeout = 0; + qc_completed = 0; switch (ap->pio_task_state) { case PIO_ST_IDLE: @@ -2898,7 +2908,7 @@ static void ata_pio_task(void *_data) break; case PIO_ST_LAST: - ata_pio_complete(ap); + qc_completed = ata_pio_complete(ap); break; case PIO_ST_POLL: @@ -2913,10 +2923,9 @@ static void ata_pio_task(void *_data) } if (timeout) - queue_delayed_work(ata_wq, &ap->pio_task, - timeout); - else - queue_work(ata_wq, &ap->pio_task); + queue_delayed_work(ata_wq, &ap->pio_task, timeout); + else if (!qc_completed) + goto fsm_start; } static void atapi_request_sense(struct ata_port *ap, struct ata_device *dev, diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index 3e9b64137873..23d095d3817b 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -201,6 +201,7 @@ int qla2100_pci_config(scsi_qla_host_t *ha) { uint16_t w, mwi; + uint32_t d; unsigned long flags; struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; @@ -215,9 +216,9 @@ qla2100_pci_config(scsi_qla_host_t *ha) pci_write_config_word(ha->pdev, PCI_COMMAND, w); /* Reset expansion ROM address decode enable */ - pci_read_config_word(ha->pdev, PCI_ROM_ADDRESS, &w); - w &= ~PCI_ROM_ADDRESS_ENABLE; - pci_write_config_word(ha->pdev, PCI_ROM_ADDRESS, w); + pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); + d &= ~PCI_ROM_ADDRESS_ENABLE; + pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); /* Get PCI bus information. */ spin_lock_irqsave(&ha->hardware_lock, flags); @@ -237,6 +238,7 @@ int qla2300_pci_config(scsi_qla_host_t *ha) { uint16_t w, mwi; + uint32_t d; unsigned long flags = 0; uint32_t cnt; struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; @@ -302,9 +304,9 @@ qla2300_pci_config(scsi_qla_host_t *ha) pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80); /* Reset expansion ROM address decode enable */ - pci_read_config_word(ha->pdev, PCI_ROM_ADDRESS, &w); - w &= ~PCI_ROM_ADDRESS_ENABLE; - pci_write_config_word(ha->pdev, PCI_ROM_ADDRESS, w); + pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); + d &= ~PCI_ROM_ADDRESS_ENABLE; + pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); /* Get PCI bus information. */ spin_lock_irqsave(&ha->hardware_lock, flags); @@ -324,6 +326,7 @@ int qla24xx_pci_config(scsi_qla_host_t *ha) { uint16_t w, mwi; + uint32_t d; unsigned long flags = 0; struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; int pcix_cmd_reg, pcie_dctl_reg; @@ -366,9 +369,9 @@ qla24xx_pci_config(scsi_qla_host_t *ha) } /* Reset expansion ROM address decode enable */ - pci_read_config_word(ha->pdev, PCI_ROM_ADDRESS, &w); - w &= ~PCI_ROM_ADDRESS_ENABLE; - pci_write_config_word(ha->pdev, PCI_ROM_ADDRESS, w); + pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); + d &= ~PCI_ROM_ADDRESS_ENABLE; + pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); /* Get PCI bus information. */ spin_lock_irqsave(&ha->hardware_lock, flags); diff --git a/drivers/scsi/sata_sis.c b/drivers/scsi/sata_sis.c index a63f93186e41..b227e51d12f4 100644 --- a/drivers/scsi/sata_sis.c +++ b/drivers/scsi/sata_sis.c @@ -161,7 +161,7 @@ static u32 sis_scr_cfg_read (struct ata_port *ap, unsigned int sc_reg) { struct pci_dev *pdev = to_pci_dev(ap->host_set->dev); unsigned int cfg_addr = get_scr_cfg_addr(ap->port_no, sc_reg, pdev->device); - u32 val, val2; + u32 val, val2 = 0; u8 pmr; if (sc_reg == SCR_ERROR) /* doesn't exist in PCI cfg space */ @@ -289,7 +289,7 @@ static int sis_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) if (ent->device != 0x182) { if ((pmr & SIS_PMR_COMBINED) == 0) { printk(KERN_INFO "sata_sis: Detected SiS 180/181 chipset in SATA mode\n"); - port2_start=0x64; + port2_start = 64; } else { printk(KERN_INFO "sata_sis: Detected SiS 180/181 chipset in combined mode\n"); diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c index a780546eda9c..1f0ebabf6d47 100644 --- a/drivers/scsi/scsi.c +++ b/drivers/scsi/scsi.c @@ -1265,9 +1265,8 @@ int scsi_device_cancel(struct scsi_device *sdev, int recovery) list_for_each_safe(lh, lh_sf, &active_list) { scmd = list_entry(lh, struct scsi_cmnd, eh_entry); list_del_init(lh); - if (recovery) { - scsi_eh_scmd_add(scmd, SCSI_EH_CANCEL_CMD); - } else { + if (recovery && + !scsi_eh_scmd_add(scmd, SCSI_EH_CANCEL_CMD)) { scmd->result = (DID_ABORT << 16); scsi_finish_command(scmd); } diff --git a/drivers/scsi/scsi_devinfo.c b/drivers/scsi/scsi_devinfo.c index 07b554affcf2..64fc9e21f35b 100644 --- a/drivers/scsi/scsi_devinfo.c +++ b/drivers/scsi/scsi_devinfo.c @@ -110,6 +110,7 @@ static struct { {"RELISYS", "Scorpio", NULL, BLIST_NOLUN}, /* responds to all lun */ {"SANKYO", "CP525", "6.64", BLIST_NOLUN}, /* causes failed REQ SENSE, extra reset */ {"TEXEL", "CD-ROM", "1.06", BLIST_NOLUN}, + {"transtec", "T5008", "0001", BLIST_NOREPORTLUN }, {"YAMAHA", "CDR100", "1.00", BLIST_NOLUN}, /* locks up */ {"YAMAHA", "CDR102", "1.00", BLIST_NOLUN}, /* locks up */ {"YAMAHA", "CRW8424S", "1.0", BLIST_NOLUN}, /* locks up */ diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c index 895c9452be4c..ad5342165079 100644 --- a/drivers/scsi/scsi_error.c +++ b/drivers/scsi/scsi_error.c @@ -50,7 +50,7 @@ void scsi_eh_wakeup(struct Scsi_Host *shost) { if (shost->host_busy == shost->host_failed) { - up(shost->eh_wait); + wake_up_process(shost->ehandler); SCSI_LOG_ERROR_RECOVERY(5, printk("Waking error handler thread\n")); } @@ -68,19 +68,24 @@ int scsi_eh_scmd_add(struct scsi_cmnd *scmd, int eh_flag) { struct Scsi_Host *shost = scmd->device->host; unsigned long flags; + int ret = 0; - if (shost->eh_wait == NULL) + if (!shost->ehandler) return 0; spin_lock_irqsave(shost->host_lock, flags); + if (scsi_host_set_state(shost, SHOST_RECOVERY)) + if (scsi_host_set_state(shost, SHOST_CANCEL_RECOVERY)) + goto out_unlock; + ret = 1; scmd->eh_eflags |= eh_flag; list_add_tail(&scmd->eh_entry, &shost->eh_cmd_q); - scsi_host_set_state(shost, SHOST_RECOVERY); shost->host_failed++; scsi_eh_wakeup(shost); + out_unlock: spin_unlock_irqrestore(shost->host_lock, flags); - return 1; + return ret; } /** @@ -176,8 +181,8 @@ void scsi_times_out(struct scsi_cmnd *scmd) } if (unlikely(!scsi_eh_scmd_add(scmd, SCSI_EH_CANCEL_CMD))) { - panic("Error handler thread not present at %p %p %s %d", - scmd, scmd->device->host, __FILE__, __LINE__); + scmd->result |= DID_TIME_OUT << 16; + __scsi_done(scmd); } } @@ -196,8 +201,7 @@ int scsi_block_when_processing_errors(struct scsi_device *sdev) { int online; - wait_event(sdev->host->host_wait, (sdev->host->shost_state != - SHOST_RECOVERY)); + wait_event(sdev->host->host_wait, !scsi_host_in_recovery(sdev->host)); online = scsi_device_online(sdev); @@ -1441,6 +1445,7 @@ static void scsi_eh_lock_door(struct scsi_device *sdev) static void scsi_restart_operations(struct Scsi_Host *shost) { struct scsi_device *sdev; + unsigned long flags; /* * If the door was locked, we need to insert a door lock request @@ -1460,7 +1465,11 @@ static void scsi_restart_operations(struct Scsi_Host *shost) SCSI_LOG_ERROR_RECOVERY(3, printk("%s: waking up host to restart\n", __FUNCTION__)); - scsi_host_set_state(shost, SHOST_RUNNING); + spin_lock_irqsave(shost->host_lock, flags); + if (scsi_host_set_state(shost, SHOST_RUNNING)) + if (scsi_host_set_state(shost, SHOST_CANCEL)) + BUG_ON(scsi_host_set_state(shost, SHOST_DEL)); + spin_unlock_irqrestore(shost->host_lock, flags); wake_up(&shost->host_wait); @@ -1582,40 +1591,31 @@ int scsi_error_handler(void *data) { struct Scsi_Host *shost = (struct Scsi_Host *) data; int rtn; - DECLARE_MUTEX_LOCKED(sem); current->flags |= PF_NOFREEZE; - shost->eh_wait = &sem; + /* - * Wake up the thread that created us. + * Note - we always use TASK_INTERRUPTIBLE even if the module + * was loaded as part of the kernel. The reason is that + * UNINTERRUPTIBLE would cause this thread to be counted in + * the load average as a running process, and an interruptible + * wait doesn't. */ - SCSI_LOG_ERROR_RECOVERY(3, printk("Wake up parent of" - " scsi_eh_%d\n",shost->host_no)); - - while (1) { - /* - * If we get a signal, it means we are supposed to go - * away and die. This typically happens if the user is - * trying to unload a module. - */ - SCSI_LOG_ERROR_RECOVERY(1, printk("Error handler" - " scsi_eh_%d" - " sleeping\n",shost->host_no)); - - /* - * Note - we always use down_interruptible with the semaphore - * even if the module was loaded as part of the kernel. The - * reason is that down() will cause this thread to be counted - * in the load average as a running process, and down - * interruptible doesn't. Given that we need to allow this - * thread to die if the driver was loaded as a module, using - * semaphores isn't unreasonable. - */ - down_interruptible(&sem); - if (kthread_should_stop()) - break; + set_current_state(TASK_INTERRUPTIBLE); + while (!kthread_should_stop()) { + if (shost->host_failed == 0 || + shost->host_failed != shost->host_busy) { + SCSI_LOG_ERROR_RECOVERY(1, printk("Error handler" + " scsi_eh_%d" + " sleeping\n", + shost->host_no)); + schedule(); + set_current_state(TASK_INTERRUPTIBLE); + continue; + } + __set_current_state(TASK_RUNNING); SCSI_LOG_ERROR_RECOVERY(1, printk("Error handler" " scsi_eh_%d waking" " up\n",shost->host_no)); @@ -1642,7 +1642,7 @@ int scsi_error_handler(void *data) * which are still online. */ scsi_restart_operations(shost); - + set_current_state(TASK_INTERRUPTIBLE); } SCSI_LOG_ERROR_RECOVERY(1, printk("Error handler scsi_eh_%d" @@ -1651,7 +1651,7 @@ int scsi_error_handler(void *data) /* * Make sure that nobody tries to wake us up again. */ - shost->eh_wait = NULL; + shost->ehandler = NULL; return 0; } diff --git a/drivers/scsi/scsi_ioctl.c b/drivers/scsi/scsi_ioctl.c index b7fddac81347..de7f98cc38fe 100644 --- a/drivers/scsi/scsi_ioctl.c +++ b/drivers/scsi/scsi_ioctl.c @@ -458,7 +458,7 @@ int scsi_nonblockable_ioctl(struct scsi_device *sdev, int cmd, * error processing, as long as the device was opened * non-blocking */ if (filp && filp->f_flags & O_NONBLOCK) { - if (sdev->host->shost_state == SHOST_RECOVERY) + if (scsi_host_in_recovery(sdev->host)) return -ENODEV; } else if (!scsi_block_when_processing_errors(sdev)) return -ENODEV; diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 863bb6495daa..dc9c772bc874 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -118,7 +118,6 @@ static void scsi_unprep_request(struct request *req) req->flags &= ~REQ_DONTPREP; req->special = (req->flags & REQ_SPECIAL) ? cmd->sc_request : NULL; - scsi_release_buffers(cmd); scsi_put_command(cmd); } @@ -140,14 +139,12 @@ static void scsi_unprep_request(struct request *req) * commands. * Notes: This could be called either from an interrupt context or a * normal process context. - * Notes: Upon return, cmd is a stale pointer. */ int scsi_queue_insert(struct scsi_cmnd *cmd, int reason) { struct Scsi_Host *host = cmd->device->host; struct scsi_device *device = cmd->device; struct request_queue *q = device->request_queue; - struct request *req = cmd->request; unsigned long flags; SCSI_LOG_MLQUEUE(1, @@ -188,9 +185,8 @@ int scsi_queue_insert(struct scsi_cmnd *cmd, int reason) * function. The SCSI request function detects the blocked condition * and plugs the queue appropriately. */ - scsi_unprep_request(req); spin_lock_irqsave(q->queue_lock, flags); - blk_requeue_request(q, req); + blk_requeue_request(q, cmd->request); spin_unlock_irqrestore(q->queue_lock, flags); scsi_run_queue(q); @@ -451,7 +447,7 @@ void scsi_device_unbusy(struct scsi_device *sdev) spin_lock_irqsave(shost->host_lock, flags); shost->host_busy--; - if (unlikely((shost->shost_state == SHOST_RECOVERY) && + if (unlikely(scsi_host_in_recovery(shost) && shost->host_failed)) scsi_eh_wakeup(shost); spin_unlock(shost->host_lock); @@ -1268,6 +1264,7 @@ static int scsi_prep_fn(struct request_queue *q, struct request *req) } } else { memcpy(cmd->cmnd, req->cmd, sizeof(cmd->cmnd)); + cmd->cmd_len = req->cmd_len; if (rq_data_dir(req) == WRITE) cmd->sc_data_direction = DMA_TO_DEVICE; else if (req->data_len) @@ -1342,7 +1339,7 @@ static inline int scsi_host_queue_ready(struct request_queue *q, struct Scsi_Host *shost, struct scsi_device *sdev) { - if (shost->shost_state == SHOST_RECOVERY) + if (scsi_host_in_recovery(shost)) return 0; if (shost->host_busy == 0 && shost->host_blocked) { /* @@ -1514,7 +1511,6 @@ static void scsi_request_fn(struct request_queue *q) * cases (host limits or settings) should run the queue at some * later time. */ - scsi_unprep_request(req); spin_lock_irq(q->queue_lock); blk_requeue_request(q, req); sdev->device_busy--; diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c index b86f170fa8ed..fcf9f6cbb142 100644 --- a/drivers/scsi/scsi_scan.c +++ b/drivers/scsi/scsi_scan.c @@ -1466,23 +1466,17 @@ EXPORT_SYMBOL(scsi_scan_single_target); void scsi_forget_host(struct Scsi_Host *shost) { - struct scsi_target *starget, *tmp; + struct scsi_device *sdev; unsigned long flags; - /* - * Ok, this look a bit strange. We always look for the first device - * on the list as scsi_remove_device removes them from it - thus we - * also have to release the lock. - * We don't need to get another reference to the device before - * releasing the lock as we already own the reference from - * scsi_register_device that's release in scsi_remove_device. And - * after that we don't look at sdev anymore. - */ + restart: spin_lock_irqsave(shost->host_lock, flags); - list_for_each_entry_safe(starget, tmp, &shost->__targets, siblings) { + list_for_each_entry(sdev, &shost->__devices, siblings) { + if (sdev->sdev_state == SDEV_DEL) + continue; spin_unlock_irqrestore(shost->host_lock, flags); - scsi_remove_target(&starget->dev); - spin_lock_irqsave(shost->host_lock, flags); + __scsi_remove_device(sdev); + goto restart; } spin_unlock_irqrestore(shost->host_lock, flags); } diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c index b8052d5206cc..72a6550a056c 100644 --- a/drivers/scsi/scsi_sysfs.c +++ b/drivers/scsi/scsi_sysfs.c @@ -57,6 +57,8 @@ static struct { { SHOST_CANCEL, "cancel" }, { SHOST_DEL, "deleted" }, { SHOST_RECOVERY, "recovery" }, + { SHOST_CANCEL_RECOVERY, "cancel/recovery" }, + { SHOST_DEL_RECOVERY, "deleted/recovery", }, }; const char *scsi_host_state_name(enum scsi_host_state state) { @@ -707,9 +709,11 @@ void __scsi_remove_device(struct scsi_device *sdev) **/ void scsi_remove_device(struct scsi_device *sdev) { - down(&sdev->host->scan_mutex); + struct Scsi_Host *shost = sdev->host; + + down(&shost->scan_mutex); __scsi_remove_device(sdev); - up(&sdev->host->scan_mutex); + up(&shost->scan_mutex); } EXPORT_SYMBOL(scsi_remove_device); @@ -717,17 +721,20 @@ void __scsi_remove_target(struct scsi_target *starget) { struct Scsi_Host *shost = dev_to_shost(starget->dev.parent); unsigned long flags; - struct scsi_device *sdev, *tmp; + struct scsi_device *sdev; spin_lock_irqsave(shost->host_lock, flags); starget->reap_ref++; - list_for_each_entry_safe(sdev, tmp, &shost->__devices, siblings) { + restart: + list_for_each_entry(sdev, &shost->__devices, siblings) { if (sdev->channel != starget->channel || - sdev->id != starget->id) + sdev->id != starget->id || + sdev->sdev_state == SDEV_DEL) continue; spin_unlock_irqrestore(shost->host_lock, flags); scsi_remove_device(sdev); spin_lock_irqsave(shost->host_lock, flags); + goto restart; } spin_unlock_irqrestore(shost->host_lock, flags); scsi_target_reap(starget); diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index de564b386052..9a1dc0cea03c 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -235,6 +235,7 @@ static int sd_init_command(struct scsi_cmnd * SCpnt) return 0; memcpy(SCpnt->cmnd, rq->cmd, sizeof(SCpnt->cmnd)); + SCpnt->cmd_len = rq->cmd_len; if (rq_data_dir(rq) == WRITE) SCpnt->sc_data_direction = DMA_TO_DEVICE; else if (rq->data_len) diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c index 9ea4765d1d12..4d09a6e4dd2e 100644 --- a/drivers/scsi/sg.c +++ b/drivers/scsi/sg.c @@ -1027,7 +1027,7 @@ sg_ioctl(struct inode *inode, struct file *filp, if (sdp->detached) return -ENODEV; if (filp->f_flags & O_NONBLOCK) { - if (sdp->device->host->shost_state == SHOST_RECOVERY) + if (scsi_host_in_recovery(sdp->device->host)) return -EBUSY; } else if (!scsi_block_when_processing_errors(sdp->device)) return -EBUSY; diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c index ce63fc8312dc..561901b1cf11 100644 --- a/drivers/scsi/sr.c +++ b/drivers/scsi/sr.c @@ -326,6 +326,7 @@ static int sr_init_command(struct scsi_cmnd * SCpnt) return 0; memcpy(SCpnt->cmnd, rq->cmd, sizeof(SCpnt->cmnd)); + SCpnt->cmd_len = rq->cmd_len; if (!rq->data_len) SCpnt->sc_data_direction = DMA_NONE; else if (rq_data_dir(rq) == WRITE) diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c index a93308ae9736..d001c046551b 100644 --- a/drivers/scsi/st.c +++ b/drivers/scsi/st.c @@ -4206,6 +4206,7 @@ static int st_init_command(struct scsi_cmnd *SCpnt) return 0; memcpy(SCpnt->cmnd, rq->cmd, sizeof(SCpnt->cmnd)); + SCpnt->cmd_len = rq->cmd_len; if (rq_data_dir(rq) == WRITE) SCpnt->sc_data_direction = DMA_TO_DEVICE; diff --git a/drivers/serial/21285.c b/drivers/serial/21285.c index aec39fb261ca..b5cf39468d18 100644 --- a/drivers/serial/21285.c +++ b/drivers/serial/21285.c @@ -463,7 +463,7 @@ static int __init serial21285_console_setup(struct console *co, char *options) return uart_set_options(port, co, baud, parity, bits, flow); } -extern struct uart_driver serial21285_reg; +static struct uart_driver serial21285_reg; static struct console serial21285_console = { diff --git a/drivers/serial/amba-pl010.c b/drivers/serial/amba-pl010.c index 978e12437e61..679e678c7e6a 100644 --- a/drivers/serial/amba-pl010.c +++ b/drivers/serial/amba-pl010.c @@ -689,7 +689,7 @@ static int __init pl010_console_setup(struct console *co, char *options) return uart_set_options(port, co, baud, parity, bits, flow); } -extern struct uart_driver amba_reg; +static struct uart_driver amba_reg; static struct console amba_console = { .name = "ttyAM", .write = pl010_console_write, diff --git a/drivers/serial/amba-pl011.c b/drivers/serial/amba-pl011.c index 56071309744c..1ff629c74750 100644 --- a/drivers/serial/amba-pl011.c +++ b/drivers/serial/amba-pl011.c @@ -701,7 +701,7 @@ static int __init pl011_console_setup(struct console *co, char *options) return uart_set_options(&uap->port, co, baud, parity, bits, flow); } -extern struct uart_driver amba_reg; +static struct uart_driver amba_reg; static struct console amba_console = { .name = "ttyAMA", .write = pl011_console_write, diff --git a/drivers/serial/clps711x.c b/drivers/serial/clps711x.c index d822896b488c..78c1f36ad9b7 100644 --- a/drivers/serial/clps711x.c +++ b/drivers/serial/clps711x.c @@ -525,7 +525,7 @@ static int __init clps711xuart_console_setup(struct console *co, char *options) return uart_set_options(port, co, baud, parity, bits, flow); } -extern struct uart_driver clps711x_reg; +static struct uart_driver clps711x_reg; static struct console clps711x_console = { .name = "ttyCL", .write = clps711xuart_console_write, diff --git a/drivers/serial/mpc52xx_uart.c b/drivers/serial/mpc52xx_uart.c index a3cd0ee8486d..0585ab27ffde 100644 --- a/drivers/serial/mpc52xx_uart.c +++ b/drivers/serial/mpc52xx_uart.c @@ -781,7 +781,7 @@ mpc52xx_uart_remove(struct device *dev) #ifdef CONFIG_PM static int -mpc52xx_uart_suspend(struct device *dev, u32 state, u32 level) +mpc52xx_uart_suspend(struct device *dev, pm_message_t state, u32 level) { struct uart_port *port = (struct uart_port *) dev_get_drvdata(dev); diff --git a/drivers/serial/pxa.c b/drivers/serial/pxa.c index eaa0af835290..672b359b07ce 100644 --- a/drivers/serial/pxa.c +++ b/drivers/serial/pxa.c @@ -589,8 +589,8 @@ serial_pxa_type(struct uart_port *port) #ifdef CONFIG_SERIAL_PXA_CONSOLE -extern struct uart_pxa_port serial_pxa_ports[]; -extern struct uart_driver serial_pxa_reg; +static struct uart_pxa_port serial_pxa_ports[]; +static struct uart_driver serial_pxa_reg; #define BOTH_EMPTY (UART_LSR_TEMT | UART_LSR_THRE) diff --git a/drivers/serial/sa1100.c b/drivers/serial/sa1100.c index 1225b14f6e9d..dd8aed242357 100644 --- a/drivers/serial/sa1100.c +++ b/drivers/serial/sa1100.c @@ -799,7 +799,7 @@ sa1100_console_setup(struct console *co, char *options) return uart_set_options(&sport->port, co, baud, parity, bits, flow); } -extern struct uart_driver sa1100_reg; +static struct uart_driver sa1100_reg; static struct console sa1100_console = { .name = "ttySA", .write = sa1100_console_write, diff --git a/drivers/serial/serial_lh7a40x.c b/drivers/serial/serial_lh7a40x.c index 8302376800c0..d01dbe5da3b9 100644 --- a/drivers/serial/serial_lh7a40x.c +++ b/drivers/serial/serial_lh7a40x.c @@ -632,7 +632,7 @@ static int __init lh7a40xuart_console_setup (struct console* co, char* options) return uart_set_options (port, co, baud, parity, bits, flow); } -extern struct uart_driver lh7a40x_reg; +static struct uart_driver lh7a40x_reg; static struct console lh7a40x_console = { .name = "ttyAM", .write = lh7a40xuart_console_write, diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig index 31ee13eef7af..773ae11b4a19 100644 --- a/drivers/video/Kconfig +++ b/drivers/video/Kconfig @@ -650,6 +650,7 @@ config FB_NVIDIA select FB_CFB_FILLRECT select FB_CFB_COPYAREA select FB_CFB_IMAGEBLIT + select FB_SOFT_CURSOR help This driver supports graphics boards with the nVidia chips, TNT and newer. For very old chipsets, such as the RIVA128, then use diff --git a/drivers/video/aty/xlinit.c b/drivers/video/aty/xlinit.c index 92643af12581..0bea0d8d7821 100644 --- a/drivers/video/aty/xlinit.c +++ b/drivers/video/aty/xlinit.c @@ -174,7 +174,7 @@ int atyfb_xl_init(struct fb_info *info) const struct xl_card_cfg_t * card = &card_cfg[xl_card]; struct atyfb_par *par = (struct atyfb_par *) info->par; union aty_pll pll; - int i, err; + int err; u32 temp; aty_st_8(CONFIG_STAT0, 0x85, par); @@ -252,9 +252,12 @@ int atyfb_xl_init(struct fb_info *info) aty_st_le32(0xEC, 0x00000000, par); aty_st_le32(0xFC, 0x00000000, par); +#if defined (CONFIG_FB_ATY_GENERIC_LCD) + int i; for (i=0; i<sizeof(lcd_tbl)/sizeof(lcd_tbl_t); i++) { aty_st_lcd(lcd_tbl[i].lcd_reg, lcd_tbl[i].val, par); } +#endif aty_st_le16(CONFIG_STAT0, 0x00A4, par); mdelay(10); diff --git a/drivers/video/backlight/corgi_bl.c b/drivers/video/backlight/corgi_bl.c index a32817678552..630f2dfa9699 100644 --- a/drivers/video/backlight/corgi_bl.c +++ b/drivers/video/backlight/corgi_bl.c @@ -19,17 +19,18 @@ #include <linux/fb.h> #include <linux/backlight.h> -#include <asm/arch-pxa/corgi.h> -#include <asm/hardware/scoop.h> +#include <asm/mach-types.h> +#include <asm/arch/sharpsl.h> -#define CORGI_MAX_INTENSITY 0x3e #define CORGI_DEFAULT_INTENSITY 0x1f -#define CORGI_LIMIT_MASK 0x0b +#define CORGI_LIMIT_MASK 0x0b static int corgibl_powermode = FB_BLANK_UNBLANK; static int current_intensity = 0; static int corgibl_limit = 0; +static void (*corgibl_mach_set_intensity)(int intensity); static spinlock_t bl_lock = SPIN_LOCK_UNLOCKED; +static struct backlight_properties corgibl_data; static void corgibl_send_intensity(int intensity) { diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c index 0705cd741411..6ef6f7760e47 100644 --- a/drivers/video/console/vgacon.c +++ b/drivers/video/console/vgacon.c @@ -1020,7 +1020,9 @@ static int vgacon_font_get(struct vc_data *c, struct console_font *font) static int vgacon_resize(struct vc_data *c, unsigned int width, unsigned int height) { - if (width % 2 || width > ORIG_VIDEO_COLS || height > ORIG_VIDEO_LINES) + if (width % 2 || width > ORIG_VIDEO_COLS || + height > (ORIG_VIDEO_LINES * vga_default_font_height)/ + c->vc_font.height) return -EINVAL; if (CON_IS_VISIBLE(c) && !vga_is_gfx) /* who knows */ diff --git a/drivers/video/fbcvt.c b/drivers/video/fbcvt.c index cfa61b512de0..0b6af00d197e 100644 --- a/drivers/video/fbcvt.c +++ b/drivers/video/fbcvt.c @@ -272,11 +272,11 @@ static void fb_cvt_convert_to_mode(struct fb_cvt_data *cvt, { mode->refresh = cvt->f_refresh; mode->pixclock = KHZ2PICOS(cvt->pixclock/1000); - mode->left_margin = cvt->h_front_porch; - mode->right_margin = cvt->h_back_porch; + mode->left_margin = cvt->h_back_porch; + mode->right_margin = cvt->h_front_porch; mode->hsync_len = cvt->hsync; - mode->upper_margin = cvt->v_front_porch; - mode->lower_margin = cvt->v_back_porch; + mode->upper_margin = cvt->v_back_porch; + mode->lower_margin = cvt->v_front_porch; mode->vsync_len = cvt->vsync; mode->sync &= ~(FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT); diff --git a/drivers/video/imxfb.c b/drivers/video/imxfb.c index cabd53cec991..6c2244cf0e74 100644 --- a/drivers/video/imxfb.c +++ b/drivers/video/imxfb.c @@ -425,7 +425,7 @@ static void imxfb_setup_gpio(struct imxfb_info *fbi) * Power management hooks. Note that we won't be called from IRQ context, * unlike the blank functions above, so we may sleep. */ -static int imxfb_suspend(struct device *dev, u32 state, u32 level) +static int imxfb_suspend(struct device *dev, pm_message_t state, u32 level) { struct imxfb_info *fbi = dev_get_drvdata(dev); pr_debug("%s\n",__FUNCTION__); diff --git a/drivers/video/nvidia/nv_i2c.c b/drivers/video/nvidia/nv_i2c.c index ace484fa61ce..12f2884d3f0b 100644 --- a/drivers/video/nvidia/nv_i2c.c +++ b/drivers/video/nvidia/nv_i2c.c @@ -209,10 +209,13 @@ int nvidia_probe_i2c_connector(struct fb_info *info, int conn, u8 **out_edid) if (!edid && conn == 1) { /* try to get from firmware */ - edid = kmalloc(EDID_LENGTH, GFP_KERNEL); - if (edid) - memcpy(edid, fb_firmware_edid(info->device), - EDID_LENGTH); + const u8 *e = fb_firmware_edid(info->device); + + if (e != NULL) { + edid = kmalloc(EDID_LENGTH, GFP_KERNEL); + if (edid) + memcpy(edid, e, EDID_LENGTH); + } } if (out_edid) diff --git a/drivers/video/nvidia/nvidia.c b/drivers/video/nvidia/nvidia.c index 3620de0f252e..a7f020ada630 100644 --- a/drivers/video/nvidia/nvidia.c +++ b/drivers/video/nvidia/nvidia.c @@ -893,7 +893,7 @@ static int nvidiafb_cursor(struct fb_info *info, struct fb_cursor *cursor) int i, set = cursor->set; u16 fg, bg; - if (!hwcur || cursor->image.width > MAX_CURS || cursor->image.height > MAX_CURS) + if (cursor->image.width > MAX_CURS || cursor->image.height > MAX_CURS) return -ENXIO; NVShowHideCursor(par, 0); @@ -1356,6 +1356,9 @@ static int __devinit nvidia_set_fbinfo(struct fb_info *info) info->pixmap.size = 8 * 1024; info->pixmap.flags = FB_PIXMAP_SYSTEM; + if (!hwcur) + info->fbops->fb_cursor = soft_cursor; + info->var.accel_flags = (!noaccel); switch (par->Architecture) { diff --git a/drivers/video/savage/savagefb-i2c.c b/drivers/video/savage/savagefb-i2c.c index 959404ad68f4..3c98457783c4 100644 --- a/drivers/video/savage/savagefb-i2c.c +++ b/drivers/video/savage/savagefb-i2c.c @@ -274,10 +274,13 @@ int savagefb_probe_i2c_connector(struct fb_info *info, u8 **out_edid) if (!edid) { /* try to get from firmware */ - edid = kmalloc(EDID_LENGTH, GFP_KERNEL); - if (edid) - memcpy(edid, fb_firmware_edid(info->device), - EDID_LENGTH); + const u8 *e = fb_firmware_edid(info->device); + + if (e) { + edid = kmalloc(EDID_LENGTH, GFP_KERNEL); + if (edid) + memcpy(edid, e, EDID_LENGTH); + } } if (out_edid) diff --git a/drivers/video/savage/savagefb.h b/drivers/video/savage/savagefb.h index d6f94742c9f2..ea17f7e0482c 100644 --- a/drivers/video/savage/savagefb.h +++ b/drivers/video/savage/savagefb.h @@ -60,8 +60,6 @@ #define S3_SAVAGE_SERIES(chip) ((chip>=S3_SAVAGE3D) && (chip<=S3_SAVAGE2000)) -#define S3_MOBILE_TWISTER_SERIES(chip) ((chip==S3_TWISTER) || (chip == S3_PROSAVAGEDDR)) - /* Chip tags. These are used to group the adapters into * related families. */ @@ -74,8 +72,6 @@ typedef enum { S3_PROSAVAGE, S3_SUPERSAVAGE, S3_SAVAGE2000, - S3_PROSAVAGEDDR, - S3_TWISTER, S3_LAST } savage_chipset; diff --git a/drivers/video/savage/savagefb_driver.c b/drivers/video/savage/savagefb_driver.c index b5ca3ef8271f..7c285455c924 100644 --- a/drivers/video/savage/savagefb_driver.c +++ b/drivers/video/savage/savagefb_driver.c @@ -1773,8 +1773,7 @@ static int __devinit savage_init_hw (struct savagefb_par *par) } } - if (S3_SAVAGE_MOBILE_SERIES(par->chip) || - (S3_MOBILE_TWISTER_SERIES(par->chip) && !par->crtonly)) + if (S3_SAVAGE_MOBILE_SERIES(par->chip) && !par->crtonly) par->display_type = DISP_LCD; else if (dvi || (par->chip == S3_SAVAGE4 && par->dvi)) par->display_type = DISP_DFP; @@ -1783,7 +1782,7 @@ static int __devinit savage_init_hw (struct savagefb_par *par) /* Check LCD panel parrmation */ - if (par->chip == S3_SAVAGE_MX) { + if (par->display_type == DISP_LCD) { unsigned char cr6b = VGArCR( 0x6b ); int panelX = (VGArSEQ (0x61) + @@ -1922,15 +1921,15 @@ static int __devinit savage_init_fb_info (struct fb_info *info, snprintf (info->fix.id, 16, "ProSavageKM"); break; case FB_ACCEL_S3TWISTER_P: - par->chip = S3_TWISTER; + par->chip = S3_PROSAVAGE; snprintf (info->fix.id, 16, "TwisterP"); break; case FB_ACCEL_S3TWISTER_K: - par->chip = S3_TWISTER; + par->chip = S3_PROSAVAGE; snprintf (info->fix.id, 16, "TwisterK"); break; case FB_ACCEL_PROSAVAGE_DDR: - par->chip = S3_PROSAVAGEDDR; + par->chip = S3_PROSAVAGE; snprintf (info->fix.id, 16, "ProSavageDDR"); break; case FB_ACCEL_PROSAVAGE_DDRK: |