diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/char/watchdog/i8xx_tco.c | 16 | ||||
| -rw-r--r-- | drivers/char/watchdog/s3c2410_wdt.c | 6 | ||||
| -rw-r--r-- | drivers/char/watchdog/sc1200wdt.c | 2 | ||||
| -rw-r--r-- | drivers/ieee1394/ohci1394.c | 2 | ||||
| -rw-r--r-- | drivers/ieee1394/sbp2.c | 209 | ||||
| -rw-r--r-- | drivers/ieee1394/sbp2.h | 18 | ||||
| -rw-r--r-- | drivers/infiniband/core/uverbs_mem.c | 4 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mthca/mthca_cmd.c | 2 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mthca/mthca_qp.c | 35 | ||||
| -rw-r--r-- | drivers/infiniband/ulp/srp/ib_srp.c | 10 | ||||
| -rw-r--r-- | drivers/mmc/au1xmmc.c | 6 | ||||
| -rw-r--r-- | drivers/mmc/imxmmc.c | 24 | ||||
| -rw-r--r-- | drivers/mmc/mmc.c | 1 | ||||
| -rw-r--r-- | drivers/mmc/mmc_block.c | 1 | ||||
| -rw-r--r-- | drivers/mmc/pxamci.c | 4 | ||||
| -rw-r--r-- | drivers/mmc/wbsd.c | 8 | ||||
| -rw-r--r-- | drivers/net/forcedeth.c | 312 | ||||
| -rw-r--r-- | drivers/net/ixp2000/enp2611.c | 13 | ||||
| -rw-r--r-- | drivers/net/ixp2000/pm3386.c | 30 | ||||
| -rw-r--r-- | drivers/net/ixp2000/pm3386.h | 1 | ||||
| -rw-r--r-- | drivers/net/skge.c | 3 | ||||
| -rw-r--r-- | drivers/net/sky2.c | 49 | ||||
| -rw-r--r-- | drivers/net/sky2.h | 2 | ||||
| -rw-r--r-- | drivers/net/via-rhine.c | 34 |
24 files changed, 378 insertions, 414 deletions
diff --git a/drivers/char/watchdog/i8xx_tco.c b/drivers/char/watchdog/i8xx_tco.c index a13395e2c372..fa2ba9ebe42a 100644 --- a/drivers/char/watchdog/i8xx_tco.c +++ b/drivers/char/watchdog/i8xx_tco.c @@ -33,11 +33,6 @@ * 82801E (C-ICH) : document number 273599-001, 273645-002, * 82801EB (ICH5) : document number 252516-001, 252517-003, * 82801ER (ICH5R) : document number 252516-001, 252517-003, - * 82801FB (ICH6) : document number 301473-002, 301474-007, - * 82801FR (ICH6R) : document number 301473-002, 301474-007, - * 82801FBM (ICH6-M) : document number 301473-002, 301474-007, - * 82801FW (ICH6W) : document number 301473-001, 301474-007, - * 82801FRW (ICH6RW) : document number 301473-001, 301474-007 * * 20000710 Nils Faerber * Initial Version 0.01 @@ -66,6 +61,10 @@ * 20050807 Wim Van Sebroeck <wim@iguana.be> * 0.08 Make sure that the watchdog is only "armed" when started. * (Kernel Bug 4251) + * 20060416 Wim Van Sebroeck <wim@iguana.be> + * 0.09 Remove support for the ICH6, ICH6R, ICH6-M, ICH6W and ICH6RW and + * ICH7 chipsets. (See Kernel Bug 6031 - other code will support these + * chipsets) */ /* @@ -90,7 +89,7 @@ #include "i8xx_tco.h" /* Module and version information */ -#define TCO_VERSION "0.08" +#define TCO_VERSION "0.09" #define TCO_MODULE_NAME "i8xx TCO timer" #define TCO_DRIVER_NAME TCO_MODULE_NAME ", v" TCO_VERSION #define PFX TCO_MODULE_NAME ": " @@ -391,11 +390,6 @@ static struct pci_device_id i8xx_tco_pci_tbl[] = { { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801DB_12, PCI_ANY_ID, PCI_ANY_ID, }, { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801E_0, PCI_ANY_ID, PCI_ANY_ID, }, { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801EB_0, PCI_ANY_ID, PCI_ANY_ID, }, - { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH6_0, PCI_ANY_ID, PCI_ANY_ID, }, - { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH6_1, PCI_ANY_ID, PCI_ANY_ID, }, - { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH6_2, PCI_ANY_ID, PCI_ANY_ID, }, - { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH7_0, PCI_ANY_ID, PCI_ANY_ID, }, - { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH7_1, PCI_ANY_ID, PCI_ANY_ID, }, { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ESB_1, PCI_ANY_ID, PCI_ANY_ID, }, { 0, }, /* End of list */ }; diff --git a/drivers/char/watchdog/s3c2410_wdt.c b/drivers/char/watchdog/s3c2410_wdt.c index 9dc54736e4eb..1ea04e9b2b0b 100644 --- a/drivers/char/watchdog/s3c2410_wdt.c +++ b/drivers/char/watchdog/s3c2410_wdt.c @@ -423,6 +423,12 @@ static int s3c2410wdt_probe(struct platform_device *pdev) if (tmr_atboot && started == 0) { printk(KERN_INFO PFX "Starting Watchdog Timer\n"); s3c2410wdt_start(); + } else if (!tmr_atboot) { + /* if we're not enabling the watchdog, then ensure it is + * disabled if it has been left running from the bootloader + * or other source */ + + s3c2410wdt_stop(); } return 0; diff --git a/drivers/char/watchdog/sc1200wdt.c b/drivers/char/watchdog/sc1200wdt.c index 515ce7572049..20b88f9b7be2 100644 --- a/drivers/char/watchdog/sc1200wdt.c +++ b/drivers/char/watchdog/sc1200wdt.c @@ -377,7 +377,7 @@ static int __init sc1200wdt_init(void) { int ret; - printk(banner); + printk("%s\n", banner); spin_lock_init(&sc1200wdt_lock); sema_init(&open_sem, 1); diff --git a/drivers/ieee1394/ohci1394.c b/drivers/ieee1394/ohci1394.c index 19222878aae9..11f13778f139 100644 --- a/drivers/ieee1394/ohci1394.c +++ b/drivers/ieee1394/ohci1394.c @@ -553,7 +553,7 @@ static void ohci_initialize(struct ti_ohci *ohci) * register content. * To actually enable physical responses is the job of our interrupt * handler which programs the physical request filter. */ - reg_write(ohci, OHCI1394_PhyUpperBound, 0xffff0000); + reg_write(ohci, OHCI1394_PhyUpperBound, 0x01000000); DBGMSG("physUpperBoundOffset=%08x", reg_read(ohci, OHCI1394_PhyUpperBound)); diff --git a/drivers/ieee1394/sbp2.c b/drivers/ieee1394/sbp2.c index f4206604db03..8a23fb54c693 100644 --- a/drivers/ieee1394/sbp2.c +++ b/drivers/ieee1394/sbp2.c @@ -42,6 +42,7 @@ #include <linux/kernel.h> #include <linux/list.h> #include <linux/string.h> +#include <linux/stringify.h> #include <linux/slab.h> #include <linux/interrupt.h> #include <linux/fs.h> @@ -117,7 +118,8 @@ MODULE_PARM_DESC(serialize_io, "Serialize I/O coming from scsi drivers (default */ static int max_sectors = SBP2_MAX_SECTORS; module_param(max_sectors, int, 0444); -MODULE_PARM_DESC(max_sectors, "Change max sectors per I/O supported (default = 255)"); +MODULE_PARM_DESC(max_sectors, "Change max sectors per I/O supported (default = " + __stringify(SBP2_MAX_SECTORS) ")"); /* * Exclusive login to sbp2 device? In most cases, the sbp2 driver should @@ -135,18 +137,45 @@ module_param(exclusive_login, int, 0644); MODULE_PARM_DESC(exclusive_login, "Exclusive login to sbp2 device (default = 1)"); /* - * SCSI inquiry hack for really badly behaved sbp2 devices. Turn this on - * if your sbp2 device is not properly handling the SCSI inquiry command. - * This hack makes the inquiry look more like a typical MS Windows inquiry - * by enforcing 36 byte inquiry and avoiding access to mode_sense page 8. + * If any of the following workarounds is required for your device to work, + * please submit the kernel messages logged by sbp2 to the linux1394-devel + * mailing list. * - * If force_inquiry_hack=1 is required for your device to work, - * please submit the logged sbp2_firmware_revision value of this device to - * the linux1394-devel mailing list. + * - 128kB max transfer + * Limit transfer size. Necessary for some old bridges. + * + * - 36 byte inquiry + * When scsi_mod probes the device, let the inquiry command look like that + * from MS Windows. + * + * - skip mode page 8 + * Suppress sending of mode_sense for mode page 8 if the device pretends to + * support the SCSI Primary Block commands instead of Reduced Block Commands. + * + * - fix capacity + * Tell sd_mod to correct the last sector number reported by read_capacity. + * Avoids access beyond actual disk limits on devices with an off-by-one bug. + * Don't use this with devices which don't have this bug. + * + * - override internal blacklist + * Instead of adding to the built-in blacklist, use only the workarounds + * specified in the module load parameter. + * Useful if a blacklist entry interfered with a non-broken device. */ +static int sbp2_default_workarounds; +module_param_named(workarounds, sbp2_default_workarounds, int, 0644); +MODULE_PARM_DESC(workarounds, "Work around device bugs (default = 0" + ", 128kB max transfer = " __stringify(SBP2_WORKAROUND_128K_MAX_TRANS) + ", 36 byte inquiry = " __stringify(SBP2_WORKAROUND_INQUIRY_36) + ", skip mode page 8 = " __stringify(SBP2_WORKAROUND_MODE_SENSE_8) + ", fix capacity = " __stringify(SBP2_WORKAROUND_FIX_CAPACITY) + ", override internal blacklist = " __stringify(SBP2_WORKAROUND_OVERRIDE) + ", or a combination)"); + +/* legacy parameter */ static int force_inquiry_hack; module_param(force_inquiry_hack, int, 0644); -MODULE_PARM_DESC(force_inquiry_hack, "Force SCSI inquiry hack (default = 0)"); +MODULE_PARM_DESC(force_inquiry_hack, "Deprecated, use 'workarounds'"); /* * Export information about protocols/devices supported by this driver. @@ -266,14 +295,55 @@ static struct hpsb_protocol_driver sbp2_driver = { }; /* - * List of device firmwares that require the inquiry hack. - * Yields a few false positives but did not break other devices so far. + * List of devices with known bugs. + * + * The firmware_revision field, masked with 0xffff00, is the best indicator + * for the type of bridge chip of a device. It yields a few false positives + * but this did not break correctly behaving devices so far. */ -static u32 sbp2_broken_inquiry_list[] = { - 0x00002800, /* Stefan Richter <stefanr@s5r6.in-berlin.de> */ - /* DViCO Momobay CX-1 */ - 0x00000200 /* Andreas Plesch <plesch@fas.harvard.edu> */ - /* QPS Fire DVDBurner */ +static const struct { + u32 firmware_revision; + u32 model_id; + unsigned workarounds; +} sbp2_workarounds_table[] = { + /* TSB42AA9 */ { + .firmware_revision = 0x002800, + .workarounds = SBP2_WORKAROUND_INQUIRY_36 | + SBP2_WORKAROUND_MODE_SENSE_8, + }, + /* Initio bridges, actually only needed for some older ones */ { + .firmware_revision = 0x000200, + .workarounds = SBP2_WORKAROUND_INQUIRY_36, + }, + /* Symbios bridge */ { + .firmware_revision = 0xa0b800, + .workarounds = SBP2_WORKAROUND_128K_MAX_TRANS, + }, + /* + * Note about the following Apple iPod blacklist entries: + * + * There are iPods (2nd gen, 3rd gen) with model_id==0. Since our + * matching logic treats 0 as a wildcard, we cannot match this ID + * without rewriting the matching routine. Fortunately these iPods + * do not feature the read_capacity bug according to one report. + * Read_capacity behaviour as well as model_id could change due to + * Apple-supplied firmware updates though. + */ + /* iPod 4th generation */ { + .firmware_revision = 0x0a2700, + .model_id = 0x000021, + .workarounds = SBP2_WORKAROUND_FIX_CAPACITY, + }, + /* iPod mini */ { + .firmware_revision = 0x0a2700, + .model_id = 0x000023, + .workarounds = SBP2_WORKAROUND_FIX_CAPACITY, + }, + /* iPod Photo */ { + .firmware_revision = 0x0a2700, + .model_id = 0x00007e, + .workarounds = SBP2_WORKAROUND_FIX_CAPACITY, + } }; /************************************** @@ -765,11 +835,16 @@ static struct scsi_id_instance_data *sbp2_alloc_device(struct unit_directory *ud /* Register the status FIFO address range. We could use the same FIFO * for targets at different nodes. However we need different FIFOs per - * target in order to support multi-unit devices. */ + * target in order to support multi-unit devices. + * The FIFO is located out of the local host controller's physical range + * but, if possible, within the posted write area. Status writes will + * then be performed as unified transactions. This slightly reduces + * bandwidth usage, and some Prolific based devices seem to require it. + */ scsi_id->status_fifo_addr = hpsb_allocate_and_register_addrspace( &sbp2_highlevel, ud->ne->host, &sbp2_ops, sizeof(struct sbp2_status_block), sizeof(quadlet_t), - ~0ULL, ~0ULL); + 0x010000000000ULL, CSR1212_ALL_SPACE_END); if (!scsi_id->status_fifo_addr) { SBP2_ERR("failed to allocate status FIFO address range"); goto failed_alloc; @@ -1450,7 +1525,8 @@ static void sbp2_parse_unit_directory(struct scsi_id_instance_data *scsi_id, struct csr1212_dentry *dentry; u64 management_agent_addr; u32 command_set_spec_id, command_set, unit_characteristics, - firmware_revision, workarounds; + firmware_revision; + unsigned workarounds; int i; SBP2_DEBUG_ENTER(); @@ -1506,12 +1582,8 @@ static void sbp2_parse_unit_directory(struct scsi_id_instance_data *scsi_id, case SBP2_FIRMWARE_REVISION_KEY: /* Firmware revision */ firmware_revision = kv->value.immediate; - if (force_inquiry_hack) - SBP2_INFO("sbp2_firmware_revision = %x", - (unsigned int)firmware_revision); - else - SBP2_DEBUG("sbp2_firmware_revision = %x", - (unsigned int)firmware_revision); + SBP2_DEBUG("sbp2_firmware_revision = %x", + (unsigned int)firmware_revision); break; default: @@ -1519,41 +1591,44 @@ static void sbp2_parse_unit_directory(struct scsi_id_instance_data *scsi_id, } } - /* This is the start of our broken device checking. We try to hack - * around oddities and known defects. */ - workarounds = 0x0; + workarounds = sbp2_default_workarounds; + if (force_inquiry_hack) { + SBP2_WARN("force_inquiry_hack is deprecated. " + "Use parameter 'workarounds' instead."); + workarounds |= SBP2_WORKAROUND_INQUIRY_36; + } - /* If the vendor id is 0xa0b8 (Symbios vendor id), then we have a - * bridge with 128KB max transfer size limitation. For sanity, we - * only voice this when the current max_sectors setting - * exceeds the 128k limit. By default, that is not the case. - * - * It would be really nice if we could detect this before the scsi - * host gets initialized. That way we can down-force the - * max_sectors to account for it. That is not currently - * possible. */ - if ((firmware_revision & 0xffff00) == - SBP2_128KB_BROKEN_FIRMWARE && - (max_sectors * 512) > (128*1024)) { - SBP2_WARN("Node " NODE_BUS_FMT ": Bridge only supports 128KB max transfer size.", - NODE_BUS_ARGS(ud->ne->host, ud->ne->nodeid)); - SBP2_WARN("WARNING: Current max_sectors setting is larger than 128KB (%d sectors)!", - max_sectors); - workarounds |= SBP2_BREAKAGE_128K_MAX_TRANSFER; - } - - /* Check for a blacklisted set of devices that require us to force - * a 36 byte host inquiry. This can be overriden as a module param - * (to force all hosts). */ - for (i = 0; i < ARRAY_SIZE(sbp2_broken_inquiry_list); i++) { - if ((firmware_revision & 0xffff00) == - sbp2_broken_inquiry_list[i]) { - SBP2_WARN("Node " NODE_BUS_FMT ": Using 36byte inquiry workaround", - NODE_BUS_ARGS(ud->ne->host, ud->ne->nodeid)); - workarounds |= SBP2_BREAKAGE_INQUIRY_HACK; - break; /* No need to continue. */ + if (!(workarounds & SBP2_WORKAROUND_OVERRIDE)) + for (i = 0; i < ARRAY_SIZE(sbp2_workarounds_table); i++) { + if (sbp2_workarounds_table[i].firmware_revision && + sbp2_workarounds_table[i].firmware_revision != + (firmware_revision & 0xffff00)) + continue; + if (sbp2_workarounds_table[i].model_id && + sbp2_workarounds_table[i].model_id != ud->model_id) + continue; + workarounds |= sbp2_workarounds_table[i].workarounds; + break; } - } + + if (workarounds) + SBP2_INFO("Workarounds for node " NODE_BUS_FMT ": 0x%x " + "(firmware_revision 0x%06x, vendor_id 0x%06x," + " model_id 0x%06x)", + NODE_BUS_ARGS(ud->ne->host, ud->ne->nodeid), + workarounds, firmware_revision, + ud->vendor_id ? ud->vendor_id : ud->ne->vendor_id, + ud->model_id); + + /* We would need one SCSI host template for each target to adjust + * max_sectors on the fly, therefore warn only. */ + if (workarounds & SBP2_WORKAROUND_128K_MAX_TRANS && + (max_sectors * 512) > (128 * 1024)) + SBP2_WARN("Node " NODE_BUS_FMT ": Bridge only supports 128KB " + "max transfer size. WARNING: Current max_sectors " + "setting is larger than 128KB (%d sectors)", + NODE_BUS_ARGS(ud->ne->host, ud->ne->nodeid), + max_sectors); /* If this is a logical unit directory entry, process the parent * to get the values. */ @@ -2447,19 +2522,25 @@ static int sbp2scsi_slave_alloc(struct scsi_device *sdev) scsi_id->sdev = sdev; - if (force_inquiry_hack || - scsi_id->workarounds & SBP2_BREAKAGE_INQUIRY_HACK) { + if (scsi_id->workarounds & SBP2_WORKAROUND_INQUIRY_36) sdev->inquiry_len = 36; - sdev->skip_ms_page_8 = 1; - } return 0; } static int sbp2scsi_slave_configure(struct scsi_device *sdev) { + struct scsi_id_instance_data *scsi_id = + (struct scsi_id_instance_data *)sdev->host->hostdata[0]; + blk_queue_dma_alignment(sdev->request_queue, (512 - 1)); sdev->use_10_for_rw = 1; sdev->use_10_for_ms = 1; + + if (sdev->type == TYPE_DISK && + scsi_id->workarounds & SBP2_WORKAROUND_MODE_SENSE_8) + sdev->skip_ms_page_8 = 1; + if (scsi_id->workarounds & SBP2_WORKAROUND_FIX_CAPACITY) + sdev->fix_capacity = 1; return 0; } @@ -2603,7 +2684,9 @@ static int sbp2_module_init(void) scsi_driver_template.cmd_per_lun = 1; } - /* Set max sectors (module load option). Default is 255 sectors. */ + if (sbp2_default_workarounds & SBP2_WORKAROUND_128K_MAX_TRANS && + (max_sectors * 512) > (128 * 1024)) + max_sectors = 128 * 1024 / 512; scsi_driver_template.max_sectors = max_sectors; /* Register our high level driver with 1394 stack */ diff --git a/drivers/ieee1394/sbp2.h b/drivers/ieee1394/sbp2.h index e2d357a9ea3a..f4ccc9d0fba4 100644 --- a/drivers/ieee1394/sbp2.h +++ b/drivers/ieee1394/sbp2.h @@ -227,11 +227,6 @@ struct sbp2_status_block { #define SBP2_SW_VERSION_ENTRY 0x00010483 /* - * Other misc defines - */ -#define SBP2_128KB_BROKEN_FIRMWARE 0xa0b800 - -/* * SCSI specific stuff */ @@ -239,6 +234,13 @@ struct sbp2_status_block { #define SBP2_MAX_SECTORS 255 /* Max sectors supported */ #define SBP2_MAX_CMDS 8 /* This should be safe */ +/* Flags for detected oddities and brokeness */ +#define SBP2_WORKAROUND_128K_MAX_TRANS 0x1 +#define SBP2_WORKAROUND_INQUIRY_36 0x2 +#define SBP2_WORKAROUND_MODE_SENSE_8 0x4 +#define SBP2_WORKAROUND_FIX_CAPACITY 0x8 +#define SBP2_WORKAROUND_OVERRIDE 0x100 + /* This is the two dma types we use for cmd_dma below */ enum cmd_dma_types { CMD_DMA_NONE, @@ -268,10 +270,6 @@ struct sbp2_command_info { }; -/* A list of flags for detected oddities and brokeness. */ -#define SBP2_BREAKAGE_128K_MAX_TRANSFER 0x1 -#define SBP2_BREAKAGE_INQUIRY_HACK 0x2 - struct sbp2scsi_host_info; /* @@ -345,7 +343,7 @@ struct scsi_id_instance_data { struct Scsi_Host *scsi_host; /* Device specific workarounds/brokeness */ - u32 workarounds; + unsigned workarounds; }; /* Sbp2 host data structure (one per IEEE1394 host) */ diff --git a/drivers/infiniband/core/uverbs_mem.c b/drivers/infiniband/core/uverbs_mem.c index 36a32c315668..efe147dbeb42 100644 --- a/drivers/infiniband/core/uverbs_mem.c +++ b/drivers/infiniband/core/uverbs_mem.c @@ -211,8 +211,10 @@ void ib_umem_release_on_close(struct ib_device *dev, struct ib_umem *umem) */ work = kmalloc(sizeof *work, GFP_KERNEL); - if (!work) + if (!work) { + mmput(mm); return; + } INIT_WORK(&work->work, ib_umem_account, work); work->mm = mm; diff --git a/drivers/infiniband/hw/mthca/mthca_cmd.c b/drivers/infiniband/hw/mthca/mthca_cmd.c index 1985b5dfa481..798e13e14faf 100644 --- a/drivers/infiniband/hw/mthca/mthca_cmd.c +++ b/drivers/infiniband/hw/mthca/mthca_cmd.c @@ -182,7 +182,7 @@ struct mthca_cmd_context { u8 status; }; -static int fw_cmd_doorbell = 1; +static int fw_cmd_doorbell = 0; module_param(fw_cmd_doorbell, int, 0644); MODULE_PARM_DESC(fw_cmd_doorbell, "post FW commands through doorbell page if nonzero " "(and supported by FW)"); diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c index 19765f6f8d58..07c13be07a4a 100644 --- a/drivers/infiniband/hw/mthca/mthca_qp.c +++ b/drivers/infiniband/hw/mthca/mthca_qp.c @@ -1727,23 +1727,7 @@ int mthca_tavor_post_receive(struct ib_qp *ibqp, struct ib_recv_wr *wr, ind = qp->rq.next_ind; - for (nreq = 0; wr; ++nreq, wr = wr->next) { - if (unlikely(nreq == MTHCA_TAVOR_MAX_WQES_PER_RECV_DB)) { - nreq = 0; - - doorbell[0] = cpu_to_be32((qp->rq.next_ind << qp->rq.wqe_shift) | size0); - doorbell[1] = cpu_to_be32(qp->qpn << 8); - - wmb(); - - mthca_write64(doorbell, - dev->kar + MTHCA_RECEIVE_DOORBELL, - MTHCA_GET_DOORBELL_LOCK(&dev->doorbell_lock)); - - qp->rq.head += MTHCA_TAVOR_MAX_WQES_PER_RECV_DB; - size0 = 0; - } - + for (nreq = 0; wr; wr = wr->next) { if (mthca_wq_overflow(&qp->rq, nreq, qp->ibqp.recv_cq)) { mthca_err(dev, "RQ %06x full (%u head, %u tail," " %d max, %d nreq)\n", qp->qpn, @@ -1797,6 +1781,23 @@ int mthca_tavor_post_receive(struct ib_qp *ibqp, struct ib_recv_wr *wr, ++ind; if (unlikely(ind >= qp->rq.max)) ind -= qp->rq.max; + + ++nreq; + if (unlikely(nreq == MTHCA_TAVOR_MAX_WQES_PER_RECV_DB)) { + nreq = 0; + + doorbell[0] = cpu_to_be32((qp->rq.next_ind << qp->rq.wqe_shift) | size0); + doorbell[1] = cpu_to_be32(qp->qpn << 8); + + wmb(); + + mthca_write64(doorbell, + dev->kar + MTHCA_RECEIVE_DOORBELL, + MTHCA_GET_DOORBELL_LOCK(&dev->doorbell_lock)); + + qp->rq.head += MTHCA_TAVOR_MAX_WQES_PER_RECV_DB; + size0 = 0; + } } out: diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c index c32ce4348e1b..9cbdffa08dc2 100644 --- a/drivers/infiniband/ulp/srp/ib_srp.c +++ b/drivers/infiniband/ulp/srp/ib_srp.c @@ -340,7 +340,10 @@ static void srp_disconnect_target(struct srp_target_port *target) /* XXX should send SRP_I_LOGOUT request */ init_completion(&target->done); - ib_send_cm_dreq(target->cm_id, NULL, 0); + if (ib_send_cm_dreq(target->cm_id, NULL, 0)) { + printk(KERN_DEBUG PFX "Sending CM DREQ failed\n"); + return; + } wait_for_completion(&target->done); } @@ -351,7 +354,6 @@ static void srp_remove_work(void *target_ptr) spin_lock_irq(target->scsi_host->host_lock); if (target->state != SRP_TARGET_DEAD) { spin_unlock_irq(target->scsi_host->host_lock); - scsi_host_put(target->scsi_host); return; } target->state = SRP_TARGET_REMOVED; @@ -365,8 +367,6 @@ static void srp_remove_work(void *target_ptr) ib_destroy_cm_id(target->cm_id); srp_free_target_ib(target); scsi_host_put(target->scsi_host); - /* And another put to really free the target port... */ - scsi_host_put(target->scsi_host); } static int srp_connect_target(struct srp_target_port *target) @@ -1241,7 +1241,7 @@ static int srp_reset_device(struct scsi_cmnd *scmnd) list_for_each_entry_safe(req, tmp, &target->req_queue, list) if (req->scmnd->device == scmnd->device) { req->scmnd->result = DID_RESET << 16; - scmnd->scsi_done(scmnd); + req->scmnd->scsi_done(req->scmnd); srp_remove_req(target, req); } diff --git a/drivers/mmc/au1xmmc.c b/drivers/mmc/au1xmmc.c index 914d62b24064..5dc4bee7abeb 100644 --- a/drivers/mmc/au1xmmc.c +++ b/drivers/mmc/au1xmmc.c @@ -310,7 +310,7 @@ static void au1xmmc_data_complete(struct au1xmmc_host *host, u32 status) } else data->bytes_xfered = - (data->blocks * (1 << data->blksz_bits)) - + (data->blocks * data->blksz) - host->pio.len; } @@ -575,7 +575,7 @@ static int au1xmmc_prepare_data(struct au1xmmc_host *host, struct mmc_data *data) { - int datalen = data->blocks * (1 << data->blksz_bits); + int datalen = data->blocks * data->blksz; if (dma != 0) host->flags |= HOST_F_DMA; @@ -596,7 +596,7 @@ au1xmmc_prepare_data(struct au1xmmc_host *host, struct mmc_data *data) if (host->dma.len == 0) return MMC_ERR_TIMEOUT; - au_writel((1 << data->blksz_bits) - 1, HOST_BLKSIZE(host)); + au_writel(data->blksz - 1, HOST_BLKSIZE(host)); if (host->flags & HOST_F_DMA) { int i; diff --git a/drivers/mmc/imxmmc.c b/drivers/mmc/imxmmc.c index 79358e223f57..a4eb1d0e7a71 100644 --- a/drivers/mmc/imxmmc.c +++ b/drivers/mmc/imxmmc.c @@ -218,8 +218,10 @@ static int imxmci_busy_wait_for_status(struct imxmci_host *host, if(!loops) return 0; - dev_info(mmc_dev(host->mmc), "busy wait for %d usec in %s, STATUS = 0x%x (0x%x)\n", - loops, where, *pstat, stat_mask); + /* The busy-wait is expected there for clock <8MHz due to SDHC hardware flaws */ + if(!(stat_mask & STATUS_END_CMD_RESP) || (host->mmc->ios.clock>=8000000)) + dev_info(mmc_dev(host->mmc), "busy wait for %d usec in %s, STATUS = 0x%x (0x%x)\n", + loops, where, *pstat, stat_mask); return loops; } @@ -333,6 +335,9 @@ static void imxmci_start_cmd(struct imxmci_host *host, struct mmc_command *cmd, WARN_ON(host->cmd != NULL); host->cmd = cmd; + /* Ensure, that clock are stopped else command programming and start fails */ + imxmci_stop_clock(host); + if (cmd->flags & MMC_RSP_BUSY) cmdat |= CMD_DAT_CONT_BUSY; @@ -553,7 +558,7 @@ static int imxmci_cpu_driven_data(struct imxmci_host *host, unsigned int *pstat) int trans_done = 0; unsigned int stat = *pstat; - if(host->actual_bus_width == MMC_BUS_WIDTH_4) + if(host->actual_bus_width != MMC_BUS_WIDTH_4) burst_len = 16; else burst_len = 64; @@ -591,8 +596,7 @@ static int imxmci_cpu_driven_data(struct imxmci_host *host, unsigned int *pstat) stat = MMC_STATUS; /* Flush extra bytes from FIFO */ - while(flush_len >= 2){ - flush_len -= 2; + while(flush_len && !(stat & STATUS_DATA_TRANS_DONE)){ i = MMC_BUFFER_ACCESS; stat = MMC_STATUS; stat &= ~STATUS_CRC_READ_ERR; /* Stupid but required there */ @@ -746,10 +750,6 @@ static void imxmci_tasklet_fnc(unsigned long data) data_dir_mask = STATUS_DATA_TRANS_DONE; } - imxmci_busy_wait_for_status(host, &stat, - data_dir_mask, - 50, "imxmci_tasklet_fnc data"); - if(stat & data_dir_mask) { clear_bit(IMXMCI_PEND_DMA_END_b, &host->pending_events); imxmci_data_done(host, stat); @@ -865,7 +865,11 @@ static void imxmci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios) imxmci_stop_clock(host); MMC_CLK_RATE = (prescaler<<3) | clk; - imxmci_start_clock(host); + /* + * Under my understanding, clock should not be started there, because it would + * initiate SDHC sequencer and send last or random command into card + */ + /*imxmci_start_clock(host);*/ dev_dbg(mmc_dev(host->mmc), "MMC_CLK_RATE: 0x%08x\n", MMC_CLK_RATE); } else { diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c index 1ca2c8b9c9b5..6201f3086a02 100644 --- a/drivers/mmc/mmc.c +++ b/drivers/mmc/mmc.c @@ -951,6 +951,7 @@ static void mmc_read_scrs(struct mmc_host *host) data.timeout_ns = card->csd.tacc_ns * 10; data.timeout_clks = card->csd.tacc_clks * 10; data.blksz_bits = 3; + data.blksz = 1 << 3; data.blocks = 1; data.flags = MMC_DATA_READ; data.sg = &sg; diff --git a/drivers/mmc/mmc_block.c b/drivers/mmc/mmc_block.c index 06bd1f4cb9b1..e39cc05c64c2 100644 --- a/drivers/mmc/mmc_block.c +++ b/drivers/mmc/mmc_block.c @@ -175,6 +175,7 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req) brq.data.timeout_ns = card->csd.tacc_ns * 10; brq.data.timeout_clks = card->csd.tacc_clks * 10; brq.data.blksz_bits = md->block_bits; + brq.data.blksz = 1 << md->block_bits; brq.data.blocks = req->nr_sectors >> (md->block_bits - 9); brq.stop.opcode = MMC_STOP_TRANSMISSION; brq.stop.arg = 0; diff --git a/drivers/mmc/pxamci.c b/drivers/mmc/pxamci.c index f97b472085cb..b49368fd96b8 100644 --- a/drivers/mmc/pxamci.c +++ b/drivers/mmc/pxamci.c @@ -119,7 +119,7 @@ static void pxamci_setup_data(struct pxamci_host *host, struct mmc_data *data) nob = 0xffff; writel(nob, host->base + MMC_NOB); - writel(1 << data->blksz_bits, host->base + MMC_BLKLEN); + writel(data->blksz, host->base + MMC_BLKLEN); clks = (unsigned long long)data->timeout_ns * CLOCKRATE; do_div(clks, 1000000000UL); @@ -283,7 +283,7 @@ static int pxamci_data_done(struct pxamci_host *host, unsigned int stat) * data blocks as being in error. */ if (data->error == MMC_ERR_NONE) - data->bytes_xfered = data->blocks << data->blksz_bits; + data->bytes_xfered = data->blocks * data->blksz; else data->bytes_xfered = 0; diff --git a/drivers/mmc/wbsd.c b/drivers/mmc/wbsd.c index 39b3d97f891e..8167332d4013 100644 --- a/drivers/mmc/wbsd.c +++ b/drivers/mmc/wbsd.c @@ -662,14 +662,14 @@ static void wbsd_prepare_data(struct wbsd_host *host, struct mmc_data *data) unsigned long dmaflags; DBGF("blksz %04x blks %04x flags %08x\n", - 1 << data->blksz_bits, data->blocks, data->flags); + data->blksz, data->blocks, data->flags); DBGF("tsac %d ms nsac %d clk\n", data->timeout_ns / 1000000, data->timeout_clks); /* * Calculate size. */ - host->size = data->blocks << data->blksz_bits; + host->size = data->blocks * data->blksz; /* * Check timeout values for overflow. @@ -696,12 +696,12 @@ static void wbsd_prepare_data(struct wbsd_host *host, struct mmc_data *data) * Two bytes are needed for each data line. */ if (host->bus_width == MMC_BUS_WIDTH_1) { - blksize = (1 << data->blksz_bits) + 2; + blksize = data->blksz + 2; wbsd_write_index(host, WBSD_IDX_PBSMSB, (blksize >> 4) & 0xF0); wbsd_write_index(host, WBSD_IDX_PBSLSB, blksize & 0xFF); } else if (host->bus_width == MMC_BUS_WIDTH_4) { - blksize = (1 << data->blksz_bits) + 2 * 4; + blksize = data->blksz + 2 * 4; wbsd_write_index(host, WBSD_IDX_PBSMSB, ((blksize >> 4) & 0xF0) | WBSD_DATA_WIDTH); diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index f7235c9bc421..7e078b4cca7c 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -106,7 +106,6 @@ * 0.51: 20 Jan 2006: Add 64bit consistent memory allocation for rings. * 0.52: 20 Jan 2006: Add MSI/MSIX support. * 0.53: 19 Mar 2006: Fix init from low power mode and add hw reset. - * 0.54: 21 Mar 2006: Fix spin locks for multi irqs and cleanup. * * Known bugs: * We suspect that on some hardware no TX done interrupts are generated. @@ -118,7 +117,7 @@ * DEV_NEED_TIMERIRQ will not harm you on sane hardware, only generating a few * superfluous timer interrupts from the nic. */ -#define FORCEDETH_VERSION "0.54" +#define FORCEDETH_VERSION "0.53" #define DRV_NAME "forcedeth" #include <linux/module.h> @@ -711,72 +710,6 @@ static void setup_hw_rings(struct net_device *dev, int rxtx_flags) } } -static int using_multi_irqs(struct net_device *dev) -{ - struct fe_priv *np = get_nvpriv(dev); - - if (!(np->msi_flags & NV_MSI_X_ENABLED) || - ((np->msi_flags & NV_MSI_X_ENABLED) && - ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) - return 0; - else - return 1; -} - -static void nv_enable_irq(struct net_device *dev) -{ - struct fe_priv *np = get_nvpriv(dev); - - if (!using_multi_irqs(dev)) { - if (np->msi_flags & NV_MSI_X_ENABLED) - enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector); - else - enable_irq(dev->irq); - } else { - enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector); - enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector); - enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector); - } -} - -static void nv_disable_irq(struct net_device *dev) -{ - struct fe_priv *np = get_nvpriv(dev); - - if (!using_multi_irqs(dev)) { - if (np->msi_flags & NV_MSI_X_ENABLED) - disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector); - else - disable_irq(dev->irq); - } else { - disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector); - disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector); - disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector); - } -} - -/* In MSIX mode, a write to irqmask behaves as XOR */ -static void nv_enable_hw_interrupts(struct net_device *dev, u32 mask) -{ - u8 __iomem *base = get_hwbase(dev); - - writel(mask, base + NvRegIrqMask); -} - -static void nv_disable_hw_interrupts(struct net_device *dev, u32 mask) -{ - struct fe_priv *np = get_nvpriv(dev); - u8 __iomem *base = get_hwbase(dev); - - if (np->msi_flags & NV_MSI_X_ENABLED) { - writel(mask, base + NvRegIrqMask); - } else { - if (np->msi_flags & NV_MSI_ENABLED) - writel(0, base + NvRegMSIIrqMask); - writel(0, base + NvRegIrqMask); - } -} - #define MII_READ (-1) /* mii_rw: read/write a register on the PHY. * @@ -1086,25 +1019,24 @@ static void nv_do_rx_refill(unsigned long data) struct net_device *dev = (struct net_device *) data; struct fe_priv *np = netdev_priv(dev); - if (!using_multi_irqs(dev)) { - if (np->msi_flags & NV_MSI_X_ENABLED) - disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector); - else - disable_irq(dev->irq); + + if (!(np->msi_flags & NV_MSI_X_ENABLED) || + ((np->msi_flags & NV_MSI_X_ENABLED) && + ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) { + disable_irq(dev->irq); } else { disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector); } if (nv_alloc_rx(dev)) { - spin_lock_irq(&np->lock); + spin_lock(&np->lock); if (!np->in_shutdown) mod_timer(&np->oom_kick, jiffies + OOM_REFILL); - spin_unlock_irq(&np->lock); + spin_unlock(&np->lock); } - if (!using_multi_irqs(dev)) { - if (np->msi_flags & NV_MSI_X_ENABLED) - enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector); - else - enable_irq(dev->irq); + if (!(np->msi_flags & NV_MSI_X_ENABLED) || + ((np->msi_flags & NV_MSI_X_ENABLED) && + ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) { + enable_irq(dev->irq); } else { enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector); } @@ -1736,7 +1668,15 @@ static int nv_change_mtu(struct net_device *dev, int new_mtu) * guessed, there is probably a simpler approach. * Changing the MTU is a rare event, it shouldn't matter. */ - nv_disable_irq(dev); + if (!(np->msi_flags & NV_MSI_X_ENABLED) || + ((np->msi_flags & NV_MSI_X_ENABLED) && + ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) { + disable_irq(dev->irq); + } else { + disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector); + disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector); + disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector); + } spin_lock_bh(&dev->xmit_lock); spin_lock(&np->lock); /* stop engines */ @@ -1769,7 +1709,15 @@ static int nv_change_mtu(struct net_device *dev, int new_mtu) nv_start_tx(dev); spin_unlock(&np->lock); spin_unlock_bh(&dev->xmit_lock); - nv_enable_irq(dev); + if (!(np->msi_flags & NV_MSI_X_ENABLED) || + ((np->msi_flags & NV_MSI_X_ENABLED) && + ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) { + enable_irq(dev->irq); + } else { + enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector); + enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector); + enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector); + } } return 0; } @@ -2160,16 +2108,16 @@ static irqreturn_t nv_nic_irq_tx(int foo, void *data, struct pt_regs *regs) if (!(events & np->irqmask)) break; - spin_lock_irq(&np->lock); + spin_lock(&np->lock); nv_tx_done(dev); - spin_unlock_irq(&np->lock); + spin_unlock(&np->lock); if (events & (NVREG_IRQ_TX_ERR)) { dprintk(KERN_DEBUG "%s: received irq with events 0x%x. Probably TX fail.\n", dev->name, events); } if (i > max_interrupt_work) { - spin_lock_irq(&np->lock); + spin_lock(&np->lock); /* disable interrupts on the nic */ writel(NVREG_IRQ_TX_ALL, base + NvRegIrqMask); pci_push(base); @@ -2179,7 +2127,7 @@ static irqreturn_t nv_nic_irq_tx(int foo, void *data, struct pt_regs *regs) mod_timer(&np->nic_poll, jiffies + POLL_WAIT); } printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_tx.\n", dev->name, i); - spin_unlock_irq(&np->lock); + spin_unlock(&np->lock); break; } @@ -2209,14 +2157,14 @@ static irqreturn_t nv_nic_irq_rx(int foo, void *data, struct pt_regs *regs) nv_rx_process(dev); if (nv_alloc_rx(dev)) { - spin_lock_irq(&np->lock); + spin_lock(&np->lock); if (!np->in_shutdown) mod_timer(&np->oom_kick, jiffies + OOM_REFILL); - spin_unlock_irq(&np->lock); + spin_unlock(&np->lock); } if (i > max_interrupt_work) { - spin_lock_irq(&np->lock); + spin_lock(&np->lock); /* disable interrupts on the nic */ writel(NVREG_IRQ_RX_ALL, base + NvRegIrqMask); pci_push(base); @@ -2226,7 +2174,7 @@ static irqreturn_t nv_nic_irq_rx(int foo, void *data, struct pt_regs *regs) mod_timer(&np->nic_poll, jiffies + POLL_WAIT); } printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_rx.\n", dev->name, i); - spin_unlock_irq(&np->lock); + spin_unlock(&np->lock); break; } @@ -2255,14 +2203,14 @@ static irqreturn_t nv_nic_irq_other(int foo, void *data, struct pt_regs *regs) break; if (events & NVREG_IRQ_LINK) { - spin_lock_irq(&np->lock); + spin_lock(&np->lock); nv_link_irq(dev); - spin_unlock_irq(&np->lock); + spin_unlock(&np->lock); } if (np->need_linktimer && time_after(jiffies, np->link_timeout)) { - spin_lock_irq(&np->lock); + spin_lock(&np->lock); nv_linkchange(dev); - spin_unlock_irq(&np->lock); + spin_unlock(&np->lock); np->link_timeout = jiffies + LINK_TIMEOUT; } if (events & (NVREG_IRQ_UNKNOWN)) { @@ -2270,7 +2218,7 @@ static irqreturn_t nv_nic_irq_other(int foo, void *data, struct pt_regs *regs) dev->name, events); } if (i > max_interrupt_work) { - spin_lock_irq(&np->lock); + spin_lock(&np->lock); /* disable interrupts on the nic */ writel(NVREG_IRQ_OTHER, base + NvRegIrqMask); pci_push(base); @@ -2280,7 +2228,7 @@ static irqreturn_t nv_nic_irq_other(int foo, void *data, struct pt_regs *regs) mod_timer(&np->nic_poll, jiffies + POLL_WAIT); } printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_other.\n", dev->name, i); - spin_unlock_irq(&np->lock); + spin_unlock(&np->lock); break; } @@ -2303,11 +2251,10 @@ static void nv_do_nic_poll(unsigned long data) * nv_nic_irq because that may decide to do otherwise */ - if (!using_multi_irqs(dev)) { - if (np->msi_flags & NV_MSI_X_ENABLED) - disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector); - else - disable_irq(dev->irq); + if (!(np->msi_flags & NV_MSI_X_ENABLED) || + ((np->msi_flags & NV_MSI_X_ENABLED) && + ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) { + disable_irq(dev->irq); mask = np->irqmask; } else { if (np->nic_poll_irq & NVREG_IRQ_RX_ALL) { @@ -2330,12 +2277,11 @@ static void nv_do_nic_poll(unsigned long data) writel(mask, base + NvRegIrqMask); pci_push(base); - if (!using_multi_irqs(dev)) { + if (!(np->msi_flags & NV_MSI_X_ENABLED) || + ((np->msi_flags & NV_MSI_X_ENABLED) && + ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) { nv_nic_irq((int) 0, (void *) data, (struct pt_regs *) NULL); - if (np->msi_flags & NV_MSI_X_ENABLED) - enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector); - else - enable_irq(dev->irq); + enable_irq(dev->irq); } else { if (np->nic_poll_irq & NVREG_IRQ_RX_ALL) { nv_nic_irq_rx((int) 0, (void *) data, (struct pt_regs *) NULL); @@ -2682,113 +2628,6 @@ static void set_msix_vector_map(struct net_device *dev, u32 vector, u32 irqmask) writel(readl(base + NvRegMSIXMap1) | msixmap, base + NvRegMSIXMap1); } -static int nv_request_irq(struct net_device *dev) -{ - struct fe_priv *np = get_nvpriv(dev); - u8 __iomem *base = get_hwbase(dev); - int ret = 1; - int i; - - if (np->msi_flags & NV_MSI_X_CAPABLE) { - for (i = 0; i < (np->msi_flags & NV_MSI_X_VECTORS_MASK); i++) { - np->msi_x_entry[i].entry = i; - } - if ((ret = pci_enable_msix(np->pci_dev, np->msi_x_entry, (np->msi_flags & NV_MSI_X_VECTORS_MASK))) == 0) { - np->msi_flags |= NV_MSI_X_ENABLED; - if (optimization_mode == NV_OPTIMIZATION_MODE_THROUGHPUT) { - /* Request irq for rx handling */ - if (request_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector, &nv_nic_irq_rx, SA_SHIRQ, dev->name, dev) != 0) { - printk(KERN_INFO "forcedeth: request_irq failed for rx %d\n", ret); - pci_disable_msix(np->pci_dev); - np->msi_flags &= ~NV_MSI_X_ENABLED; - goto out_err; - } - /* Request irq for tx handling */ - if (request_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector, &nv_nic_irq_tx, SA_SHIRQ, dev->name, dev) != 0) { - printk(KERN_INFO "forcedeth: request_irq failed for tx %d\n", ret); - pci_disable_msix(np->pci_dev); - np->msi_flags &= ~NV_MSI_X_ENABLED; - goto out_free_rx; - } - /* Request irq for link and timer handling */ - if (request_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector, &nv_nic_irq_other, SA_SHIRQ, dev->name, dev) != 0) { - printk(KERN_INFO "forcedeth: request_irq failed for link %d\n", ret); - pci_disable_msix(np->pci_dev); - np->msi_flags &= ~NV_MSI_X_ENABLED; - goto out_free_tx; - } - /* map interrupts to their respective vector */ - writel(0, base + NvRegMSIXMap0); - writel(0, base + NvRegMSIXMap1); - set_msix_vector_map(dev, NV_MSI_X_VECTOR_RX, NVREG_IRQ_RX_ALL); - set_msix_vector_map(dev, NV_MSI_X_VECTOR_TX, NVREG_IRQ_TX_ALL); - set_msix_vector_map(dev, NV_MSI_X_VECTOR_OTHER, NVREG_IRQ_OTHER); - } else { - /* Request irq for all interrupts */ - if (request_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector, &nv_nic_irq, SA_SHIRQ, dev->name, dev) != 0) { - printk(KERN_INFO "forcedeth: request_irq failed %d\n", ret); - pci_disable_msix(np->pci_dev); - np->msi_flags &= ~NV_MSI_X_ENABLED; - goto out_err; - } - - /* map interrupts to vector 0 */ - writel(0, base + NvRegMSIXMap0); - writel(0, base + NvRegMSIXMap1); - } - } - } - if (ret != 0 && np->msi_flags & NV_MSI_CAPABLE) { - if ((ret = pci_enable_msi(np->pci_dev)) == 0) { - np->msi_flags |= NV_MSI_ENABLED; - if (request_irq(np->pci_dev->irq, &nv_nic_irq, SA_SHIRQ, dev->name, dev) != 0) { - printk(KERN_INFO "forcedeth: request_irq failed %d\n", ret); - pci_disable_msi(np->pci_dev); - np->msi_flags &= ~NV_MSI_ENABLED; - goto out_err; - } - - /* map interrupts to vector 0 */ - writel(0, base + NvRegMSIMap0); - writel(0, base + NvRegMSIMap1); - /* enable msi vector 0 */ - writel(NVREG_MSI_VECTOR_0_ENABLED, base + NvRegMSIIrqMask); - } - } - if (ret != 0) { - if (request_irq(np->pci_dev->irq, &nv_nic_irq, SA_SHIRQ, dev->name, dev) != 0) - goto out_err; - } - - return 0; -out_free_tx: - free_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector, dev); -out_free_rx: - free_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector, dev); -out_err: - return 1; -} - -static void nv_free_irq(struct net_device *dev) -{ - struct fe_priv *np = get_nvpriv(dev); - int i; - - if (np->msi_flags & NV_MSI_X_ENABLED) { - for (i = 0; i < (np->msi_flags & NV_MSI_X_VECTORS_MASK); i++) { - free_irq(np->msi_x_entry[i].vector, dev); - } - pci_disable_msix(np->pci_dev); - np->msi_flags &= ~NV_MSI_X_ENABLED; - } else { - free_irq(np->pci_dev->irq, dev); - if (np->msi_flags & NV_MSI_ENABLED) { - pci_disable_msi(np->pci_dev); - np->msi_flags &= ~NV_MSI_ENABLED; - } - } -} - static int nv_open(struct net_device *dev) { struct fe_priv *np = netdev_priv(dev); @@ -2881,16 +2720,12 @@ static int nv_open(struct net_device *dev) udelay(10); writel(readl(base + NvRegPowerState) | NVREG_POWERSTATE_VALID, base + NvRegPowerState); - nv_disable_hw_interrupts(dev, np->irqmask); + writel(0, base + NvRegIrqMask); pci_push(base); writel(NVREG_MIISTAT_MASK2, base + NvRegMIIStatus); writel(NVREG_IRQSTAT_MASK, base + NvRegIrqStatus); pci_push(base); - if (nv_request_irq(dev)) { - goto out_drain; - } - if (np->msi_flags & NV_MSI_X_CAPABLE) { for (i = 0; i < (np->msi_flags & NV_MSI_X_VECTORS_MASK); i++) { np->msi_x_entry[i].entry = i; @@ -2964,7 +2799,7 @@ static int nv_open(struct net_device *dev) } /* ask for interrupts */ - nv_enable_hw_interrupts(dev, np->irqmask); + writel(np->irqmask, base + NvRegIrqMask); spin_lock_irq(&np->lock); writel(NVREG_MCASTADDRA_FORCE, base + NvRegMulticastAddrA); @@ -3008,6 +2843,7 @@ static int nv_close(struct net_device *dev) { struct fe_priv *np = netdev_priv(dev); u8 __iomem *base; + int i; spin_lock_irq(&np->lock); np->in_shutdown = 1; @@ -3025,13 +2861,31 @@ static int nv_close(struct net_device *dev) /* disable interrupts on the nic or we will lock up */ base = get_hwbase(dev); - nv_disable_hw_interrupts(dev, np->irqmask); + if (np->msi_flags & NV_MSI_X_ENABLED) { + writel(np->irqmask, base + NvRegIrqMask); + } else { + if (np->msi_flags & NV_MSI_ENABLED) + writel(0, base + NvRegMSIIrqMask); + writel(0, base + NvRegIrqMask); + } pci_push(base); dprintk(KERN_INFO "%s: Irqmask is zero again\n", dev->name); spin_unlock_irq(&np->lock); - nv_free_irq(dev); + if (np->msi_flags & NV_MSI_X_ENABLED) { + for (i = 0; i < (np->msi_flags & NV_MSI_X_VECTORS_MASK); i++) { + free_irq(np->msi_x_entry[i].vector, dev); + } + pci_disable_msix(np->pci_dev); + np->msi_flags &= ~NV_MSI_X_ENABLED; + } else { + free_irq(np->pci_dev->irq, dev); + if (np->msi_flags & NV_MSI_ENABLED) { + pci_disable_msi(np->pci_dev); + np->msi_flags &= ~NV_MSI_ENABLED; + } + } drain_ring(dev); @@ -3120,18 +2974,20 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i if (id->driver_data & DEV_HAS_HIGH_DMA) { /* packet format 3: supports 40-bit addressing */ np->desc_ver = DESC_VER_3; - np->txrxctl_bits = NVREG_TXRXCTL_DESC_3; if (pci_set_dma_mask(pci_dev, DMA_39BIT_MASK)) { printk(KERN_INFO "forcedeth: 64-bit DMA failed, using 32-bit addressing for device %s.\n", pci_name(pci_dev)); } else { - dev->features |= NETIF_F_HIGHDMA; - printk(KERN_INFO "forcedeth: using HIGHDMA\n"); - } - if (pci_set_consistent_dma_mask(pci_dev, 0x0000007fffffffffULL)) { - printk(KERN_INFO "forcedeth: 64-bit DMA (consistent) failed for device %s.\n", - pci_name(pci_dev)); + if (pci_set_consistent_dma_mask(pci_dev, 0x0000007fffffffffULL)) { + printk(KERN_INFO "forcedeth: 64-bit DMA (consistent) failed for device %s.\n", + pci_name(pci_dev)); + goto out_relreg; + } else { + dev->features |= NETIF_F_HIGHDMA; + printk(KERN_INFO "forcedeth: using HIGHDMA\n"); + } } + np->txrxctl_bits = NVREG_TXRXCTL_DESC_3; } else if (id->driver_data & DEV_HAS_LARGEDESC) { /* packet format 2: supports jumbo frames */ np->desc_ver = DESC_VER_2; diff --git a/drivers/net/ixp2000/enp2611.c b/drivers/net/ixp2000/enp2611.c index 6f7dce8eba51..b67f586d7392 100644 --- a/drivers/net/ixp2000/enp2611.c +++ b/drivers/net/ixp2000/enp2611.c @@ -149,6 +149,8 @@ static void enp2611_check_link_status(unsigned long __dummy) int status; dev = nds[i]; + if (dev == NULL) + continue; status = pm3386_is_link_up(i); if (status && !netif_carrier_ok(dev)) { @@ -191,6 +193,7 @@ static void enp2611_set_port_admin_status(int port, int up) static int __init enp2611_init_module(void) { + int ports; int i; if (!machine_is_enp2611()) @@ -199,7 +202,8 @@ static int __init enp2611_init_module(void) caleb_reset(); pm3386_reset(); - for (i = 0; i < 3; i++) { + ports = pm3386_port_count(); + for (i = 0; i < ports; i++) { nds[i] = ixpdev_alloc(i, sizeof(struct enp2611_ixpdev_priv)); if (nds[i] == NULL) { while (--i >= 0) @@ -215,9 +219,10 @@ static int __init enp2611_init_module(void) ixp2400_msf_init(&enp2611_msf_parameters); - if (ixpdev_init(3, nds, enp2611_set_port_admin_status)) { - for (i = 0; i < 3; i++) - free_netdev(nds[i]); + if (ixpdev_init(ports, nds, enp2611_set_port_admin_status)) { + for (i = 0; i < ports; i++) + if (nds[i]) + free_netdev(nds[i]); return -EINVAL; } diff --git a/drivers/net/ixp2000/pm3386.c b/drivers/net/ixp2000/pm3386.c index 5c7ab7564053..5224651c9aac 100644 --- a/drivers/net/ixp2000/pm3386.c +++ b/drivers/net/ixp2000/pm3386.c @@ -86,40 +86,53 @@ static void pm3386_port_reg_write(int port, int _reg, int spacing, u16 value) pm3386_reg_write(port >> 1, reg, value); } +int pm3386_secondary_present(void) +{ + return pm3386_reg_read(1, 0) == 0x3386; +} void pm3386_reset(void) { u8 mac[3][6]; + int secondary; + + secondary = pm3386_secondary_present(); /* Save programmed MAC addresses. */ pm3386_get_mac(0, mac[0]); pm3386_get_mac(1, mac[1]); - pm3386_get_mac(2, mac[2]); + if (secondary) + pm3386_get_mac(2, mac[2]); /* Assert analog and digital reset. */ pm3386_reg_write(0, 0x002, 0x0060); - pm3386_reg_write(1, 0x002, 0x0060); + if (secondary) + pm3386_reg_write(1, 0x002, 0x0060); mdelay(1); /* Deassert analog reset. */ pm3386_reg_write(0, 0x002, 0x0062); - pm3386_reg_write(1, 0x002, 0x0062); + if (secondary) + pm3386_reg_write(1, 0x002, 0x0062); mdelay(10); /* Deassert digital reset. */ pm3386_reg_write(0, 0x002, 0x0063); - pm3386_reg_write(1, 0x002, 0x0063); + if (secondary) + pm3386_reg_write(1, 0x002, 0x0063); mdelay(10); /* Restore programmed MAC addresses. */ pm3386_set_mac(0, mac[0]); pm3386_set_mac(1, mac[1]); - pm3386_set_mac(2, mac[2]); + if (secondary) + pm3386_set_mac(2, mac[2]); /* Disable carrier on all ports. */ pm3386_set_carrier(0, 0); pm3386_set_carrier(1, 0); - pm3386_set_carrier(2, 0); + if (secondary) + pm3386_set_carrier(2, 0); } static u16 swaph(u16 x) @@ -127,6 +140,11 @@ static u16 swaph(u16 x) return ((x << 8) | (x >> 8)) & 0xffff; } +int pm3386_port_count(void) +{ + return 2 + pm3386_secondary_present(); +} + void pm3386_init_port(int port) { int pm = port >> 1; diff --git a/drivers/net/ixp2000/pm3386.h b/drivers/net/ixp2000/pm3386.h index fe92bb056ac4..cc4183dca911 100644 --- a/drivers/net/ixp2000/pm3386.h +++ b/drivers/net/ixp2000/pm3386.h @@ -13,6 +13,7 @@ #define __PM3386_H void pm3386_reset(void); +int pm3386_port_count(void); void pm3386_init_port(int port); void pm3386_get_mac(int port, u8 *mac); void pm3386_set_mac(int port, u8 *mac); diff --git a/drivers/net/skge.c b/drivers/net/skge.c index a70c2b0cc104..63a6b3dfc095 100644 --- a/drivers/net/skge.c +++ b/drivers/net/skge.c @@ -78,8 +78,7 @@ static const struct pci_device_id skge_id_table[] = { { PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_GE) }, { PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_YU) }, { PCI_DEVICE(PCI_VENDOR_ID_DLINK, PCI_DEVICE_ID_DLINK_DGE510T), }, - { PCI_DEVICE(PCI_VENDOR_ID_DLINK, 0x4b00) }, - { PCI_DEVICE(PCI_VENDOR_ID_DLINK, 0x4b01) }, + { PCI_DEVICE(PCI_VENDOR_ID_DLINK, 0x4b01) }, /* DGE-530T */ { PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4320) }, { PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x5005) }, /* Belkin */ { PCI_DEVICE(PCI_VENDOR_ID_CNET, PCI_DEVICE_ID_CNET_GIGACARD) }, diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index ffd267fab21d..60779ebf2ff6 100644 --- a/drivers/net/sky2.c +++ b/drivers/net/sky2.c @@ -51,7 +51,7 @@ #include "sky2.h" #define DRV_NAME "sky2" -#define DRV_VERSION "1.3" +#define DRV_VERSION "1.4" #define PFX DRV_NAME " " /* @@ -105,6 +105,7 @@ MODULE_PARM_DESC(idle_timeout, "Idle timeout workaround for lost interrupts (ms) static const struct pci_device_id sky2_id_table[] = { { PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, 0x9000) }, { PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, 0x9E00) }, + { PCI_DEVICE(PCI_VENDOR_ID_DLINK, 0x4b00) }, /* DGE-560T */ { PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4340) }, { PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4341) }, { PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4342) }, @@ -235,6 +236,7 @@ static int sky2_set_power_state(struct sky2_hw *hw, pci_power_t state) } if (hw->chip_id == CHIP_ID_YUKON_EC_U) { + sky2_write16(hw, B0_CTST, Y2_HW_WOL_ON); sky2_pci_write32(hw, PCI_DEV_REG3, 0); reg1 = sky2_pci_read32(hw, PCI_DEV_REG4); reg1 &= P_ASPM_CONTROL_MSK; @@ -306,7 +308,7 @@ static void sky2_phy_init(struct sky2_hw *hw, unsigned port) u16 ctrl, ct1000, adv, pg, ledctrl, ledover; if (sky2->autoneg == AUTONEG_ENABLE && - (hw->chip_id != CHIP_ID_YUKON_XL || hw->chip_id == CHIP_ID_YUKON_EC_U)) { + !(hw->chip_id == CHIP_ID_YUKON_XL || hw->chip_id == CHIP_ID_YUKON_EC_U)) { u16 ectrl = gm_phy_read(hw, port, PHY_MARV_EXT_CTRL); ectrl &= ~(PHY_M_EC_M_DSC_MSK | PHY_M_EC_S_DSC_MSK | @@ -1020,7 +1022,25 @@ static int sky2_up(struct net_device *dev) struct sky2_hw *hw = sky2->hw; unsigned port = sky2->port; u32 ramsize, rxspace, imask; - int err = -ENOMEM; + int cap, err = -ENOMEM; + struct net_device *otherdev = hw->dev[sky2->port^1]; + + /* + * On dual port PCI-X card, there is an problem where status + * can be received out of order due to split transactions + */ + if (otherdev && netif_running(otherdev) && + (cap = pci_find_capability(hw->pdev, PCI_CAP_ID_PCIX))) { + struct sky2_port *osky2 = netdev_priv(otherdev); + u16 cmd; + + cmd = sky2_pci_read16(hw, cap + PCI_X_CMD); + cmd &= ~PCI_X_CMD_MAX_SPLIT; + sky2_pci_write16(hw, cap + PCI_X_CMD, cmd); + + sky2->rx_csum = 0; + osky2->rx_csum = 0; + } if (netif_msg_ifup(sky2)) printk(KERN_INFO PFX "%s: enabling interface\n", dev->name); @@ -1899,6 +1919,12 @@ static inline void sky2_tx_done(struct net_device *dev, u16 last) } } +/* Is status ring empty or is there more to do? */ +static inline int sky2_more_work(const struct sky2_hw *hw) +{ + return (hw->st_idx != sky2_read16(hw, STAT_PUT_IDX)); +} + /* Process status response ring */ static int sky2_status_intr(struct sky2_hw *hw, int to_do) { @@ -2171,19 +2197,19 @@ static int sky2_poll(struct net_device *dev0, int *budget) if (status & Y2_IS_CHK_TXA2) sky2_descriptor_error(hw, 1, "transmit", Y2_IS_CHK_TXA2); - if (status & Y2_IS_STAT_BMU) - sky2_write32(hw, STAT_CTRL, SC_STAT_CLR_IRQ); - work_done = sky2_status_intr(hw, work_limit); *budget -= work_done; dev0->quota -= work_done; - if (work_done >= work_limit) + if (status & Y2_IS_STAT_BMU) + sky2_write32(hw, STAT_CTRL, SC_STAT_CLR_IRQ); + + if (sky2_more_work(hw)) return 1; netif_rx_complete(dev0); - status = sky2_read32(hw, B0_Y2_SP_LISR); + sky2_read32(hw, B0_Y2_SP_LISR); return 0; } @@ -3067,12 +3093,7 @@ static __devinit struct net_device *sky2_init_netdev(struct sky2_hw *hw, sky2->duplex = -1; sky2->speed = -1; sky2->advertising = sky2_supported_modes(hw); - - /* Receive checksum disabled for Yukon XL - * because of observed problems with incorrect - * values when multiple packets are received in one interrupt - */ - sky2->rx_csum = (hw->chip_id != CHIP_ID_YUKON_XL); + sky2->rx_csum = 1; spin_lock_init(&sky2->phy_lock); sky2->tx_pending = TX_DEF_PENDING; diff --git a/drivers/net/sky2.h b/drivers/net/sky2.h index 8012994c9b93..8a0bc5525f0a 100644 --- a/drivers/net/sky2.h +++ b/drivers/net/sky2.h @@ -214,6 +214,8 @@ enum csr_regs { enum { Y2_VMAIN_AVAIL = 1<<17,/* VMAIN available (YUKON-2 only) */ Y2_VAUX_AVAIL = 1<<16,/* VAUX available (YUKON-2 only) */ + Y2_HW_WOL_ON = 1<<15,/* HW WOL On (Yukon-EC Ultra A1 only) */ + Y2_HW_WOL_OFF = 1<<14,/* HW WOL On (Yukon-EC Ultra A1 only) */ Y2_ASF_ENABLE = 1<<13,/* ASF Unit Enable (YUKON-2 only) */ Y2_ASF_DISABLE = 1<<12,/* ASF Unit Disable (YUKON-2 only) */ Y2_CLK_RUN_ENA = 1<<11,/* CLK_RUN Enable (YUKON-2 only) */ diff --git a/drivers/net/via-rhine.c b/drivers/net/via-rhine.c index a6dc53b4250d..fdc21037f6dc 100644 --- a/drivers/net/via-rhine.c +++ b/drivers/net/via-rhine.c @@ -491,8 +491,6 @@ struct rhine_private { u8 tx_thresh, rx_thresh; struct mii_if_info mii_if; - struct work_struct tx_timeout_task; - struct work_struct check_media_task; void __iomem *base; }; @@ -500,8 +498,6 @@ static int mdio_read(struct net_device *dev, int phy_id, int location); static void mdio_write(struct net_device *dev, int phy_id, int location, int value); static int rhine_open(struct net_device *dev); static void rhine_tx_timeout(struct net_device *dev); -static void rhine_tx_timeout_task(struct net_device *dev); -static void rhine_check_media_task(struct net_device *dev); static int rhine_start_tx(struct sk_buff *skb, struct net_device *dev); static irqreturn_t rhine_interrupt(int irq, void *dev_instance, struct pt_regs *regs); static void rhine_tx(struct net_device *dev); @@ -856,12 +852,6 @@ static int __devinit rhine_init_one(struct pci_dev *pdev, if (rp->quirks & rqRhineI) dev->features |= NETIF_F_SG|NETIF_F_HW_CSUM; - INIT_WORK(&rp->tx_timeout_task, - (void (*)(void *))rhine_tx_timeout_task, dev); - - INIT_WORK(&rp->check_media_task, - (void (*)(void *))rhine_check_media_task, dev); - /* dev->name not defined before register_netdev()! */ rc = register_netdev(dev); if (rc) @@ -1108,11 +1098,6 @@ static void rhine_set_carrier(struct mii_if_info *mii) netif_carrier_ok(mii->dev)); } -static void rhine_check_media_task(struct net_device *dev) -{ - rhine_check_media(dev, 0); -} - static void init_registers(struct net_device *dev) { struct rhine_private *rp = netdev_priv(dev); @@ -1166,8 +1151,8 @@ static void rhine_disable_linkmon(void __iomem *ioaddr, u32 quirks) if (quirks & rqRhineI) { iowrite8(0x01, ioaddr + MIIRegAddr); // MII_BMSR - /* Do not call from ISR! */ - msleep(1); + /* Can be called from ISR. Evil. */ + mdelay(1); /* 0x80 must be set immediately before turning it off */ iowrite8(0x80, ioaddr + MIICmd); @@ -1257,16 +1242,6 @@ static int rhine_open(struct net_device *dev) static void rhine_tx_timeout(struct net_device *dev) { struct rhine_private *rp = netdev_priv(dev); - - /* - * Move bulk of work outside of interrupt context - */ - schedule_work(&rp->tx_timeout_task); -} - -static void rhine_tx_timeout_task(struct net_device *dev) -{ - struct rhine_private *rp = netdev_priv(dev); void __iomem *ioaddr = rp->base; printk(KERN_WARNING "%s: Transmit timed out, status %4.4x, PHY status " @@ -1677,7 +1652,7 @@ static void rhine_error(struct net_device *dev, int intr_status) spin_lock(&rp->lock); if (intr_status & IntrLinkChange) - schedule_work(&rp->check_media_task); + rhine_check_media(dev, 0); if (intr_status & IntrStatsMax) { rp->stats.rx_crc_errors += ioread16(ioaddr + RxCRCErrs); rp->stats.rx_missed_errors += ioread16(ioaddr + RxMissed); @@ -1927,9 +1902,6 @@ static int rhine_close(struct net_device *dev) spin_unlock_irq(&rp->lock); free_irq(rp->pdev->irq, dev); - - flush_scheduled_work(); - free_rbufs(dev); free_tbufs(dev); free_ring(dev); |