diff options
author | Ondrej Zary <linux@rainbow-software.org> | 2015-02-07 01:11:49 +0300 |
---|---|---|
committer | James Bottomley <JBottomley@Odin.com> | 2015-04-10 04:08:49 +0300 |
commit | 68ea9de3a6256195ab4d92fa7d0edf6ed657a500 (patch) | |
tree | b202e3a9b73acad5a418dc23b0142544cdca9219 /drivers/scsi/aha1542.c | |
parent | 954a9fd79b165c14e136e8f90e822ba3d186f6b1 (diff) | |
download | linux-68ea9de3a6256195ab4d92fa7d0edf6ed657a500.tar.xz |
aha1542: Pass struct Scsi_Host * to functions
Pass struct Scsi_Host * to functions instead of base address.
This reduces the number of parameters and is also required for printk
conversion.
Signed-off-by: Ondrej Zary <linux@rainbow-software.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: James Bottomley <JBottomley@Odin.com>
Diffstat (limited to 'drivers/scsi/aha1542.c')
-rw-r--r-- | drivers/scsi/aha1542.c | 125 |
1 files changed, 63 insertions, 62 deletions
diff --git a/drivers/scsi/aha1542.c b/drivers/scsi/aha1542.c index 16cb6f9d8307..12b90a2325c8 100644 --- a/drivers/scsi/aha1542.c +++ b/drivers/scsi/aha1542.c @@ -217,53 +217,53 @@ static int makecode(unsigned hosterr, unsigned scsierr) return scsierr | (hosterr << 16); } -static int aha1542_test_port(int bse, struct Scsi_Host *sh) +static int aha1542_test_port(struct Scsi_Host *sh) { u8 inquiry_result[4]; int i; /* Quick and dirty test for presence of the card. */ - if (inb(STATUS(bse)) == 0xff) + if (inb(STATUS(sh->io_port)) == 0xff) return 0; /* Reset the adapter. I ought to make a hard reset, but it's not really necessary */ /* In case some other card was probing here, reset interrupts */ - aha1542_intr_reset(bse); /* reset interrupts, so they don't block */ + aha1542_intr_reset(sh->io_port); /* reset interrupts, so they don't block */ - outb(SRST | IRST /*|SCRST */ , CONTROL(bse)); + outb(SRST | IRST /*|SCRST */ , CONTROL(sh->io_port)); mdelay(20); /* Wait a little bit for things to settle down. */ /* Expect INIT and IDLE, any of the others are bad */ - if (!wait_mask(STATUS(bse), STATMASK, INIT | IDLE, STST | DIAGF | INVDCMD | DF | CDF, 0)) + if (!wait_mask(STATUS(sh->io_port), STATMASK, INIT | IDLE, STST | DIAGF | INVDCMD | DF | CDF, 0)) return 0; /* Shouldn't have generated any interrupts during reset */ - if (inb(INTRFLAGS(bse)) & INTRMASK) + if (inb(INTRFLAGS(sh->io_port)) & INTRMASK) return 0; /* Perform a host adapter inquiry instead so we do not need to set up the mailboxes ahead of time */ - aha1542_outb(bse, CMD_INQUIRY); + aha1542_outb(sh->io_port, CMD_INQUIRY); for (i = 0; i < 4; i++) { - if (!wait_mask(STATUS(bse), DF, DF, 0, 0)) + if (!wait_mask(STATUS(sh->io_port), DF, DF, 0, 0)) return 0; - inquiry_result[i] = inb(DATA(bse)); + inquiry_result[i] = inb(DATA(sh->io_port)); } /* Reading port should reset DF */ - if (inb(STATUS(bse)) & DF) + if (inb(STATUS(sh->io_port)) & DF) return 0; /* When HACC, command is completed, and we're though testing */ - if (!wait_mask(INTRFLAGS(bse), HACC, HACC, 0, 0)) + if (!wait_mask(INTRFLAGS(sh->io_port), HACC, HACC, 0, 0)) return 0; /* Clear interrupts */ - outb(IRST, CONTROL(bse)); + outb(IRST, CONTROL(sh->io_port)); return 1; } @@ -581,7 +581,7 @@ static int aha1542_queuecommand_lck(struct scsi_cmnd *cmd, void (*done) (struct static DEF_SCSI_QCMD(aha1542_queuecommand) /* Initialize mailboxes */ -static void setup_mailboxes(int bse, struct Scsi_Host *sh) +static void setup_mailboxes(struct Scsi_Host *sh) { struct aha1542_hostdata *aha1542 = shost_priv(sh); int i; @@ -594,43 +594,43 @@ static void setup_mailboxes(int bse, struct Scsi_Host *sh) mb[i].status = mb[AHA1542_MAILBOXES + i].status = 0; any2scsi(mb[i].ccbptr, isa_virt_to_bus(&ccb[i])); }; - aha1542_intr_reset(bse); /* reset interrupts, so they don't block */ + aha1542_intr_reset(sh->io_port); /* reset interrupts, so they don't block */ any2scsi((mb_cmd + 2), isa_virt_to_bus(mb)); - if (aha1542_out(bse, mb_cmd, 5)) + if (aha1542_out(sh->io_port, mb_cmd, 5)) printk(KERN_ERR "aha1542_detect: failed setting up mailboxes\n"); - aha1542_intr_reset(bse); + aha1542_intr_reset(sh->io_port); } -static int aha1542_getconfig(int base_io, unsigned int *irq_level, unsigned char *dma_chan, unsigned int *scsi_id) +static int aha1542_getconfig(struct Scsi_Host *sh) { u8 inquiry_result[3]; int i; - i = inb(STATUS(base_io)); + i = inb(STATUS(sh->io_port)); if (i & DF) { - i = inb(DATA(base_io)); + i = inb(DATA(sh->io_port)); }; - aha1542_outb(base_io, CMD_RETCONF); - aha1542_in(base_io, inquiry_result, 3, 0); - if (!wait_mask(INTRFLAGS(base_io), INTRMASK, HACC, 0, 0)) + aha1542_outb(sh->io_port, CMD_RETCONF); + aha1542_in(sh->io_port, inquiry_result, 3, 0); + if (!wait_mask(INTRFLAGS(sh->io_port), INTRMASK, HACC, 0, 0)) printk(KERN_ERR "aha1542_detect: query board settings\n"); - aha1542_intr_reset(base_io); + aha1542_intr_reset(sh->io_port); switch (inquiry_result[0]) { case 0x80: - *dma_chan = 7; + sh->dma_channel = 7; break; case 0x40: - *dma_chan = 6; + sh->dma_channel = 6; break; case 0x20: - *dma_chan = 5; + sh->dma_channel = 5; break; case 0x01: - *dma_chan = 0; + sh->dma_channel = 0; break; case 0: /* This means that the adapter, although Adaptec 1542 compatible, doesn't use a DMA channel. Currently only aware of the BusLogic BT-445S VL-Bus adapter which needs this. */ - *dma_chan = 0xFF; + sh->dma_channel = 0xFF; break; default: printk(KERN_ERR "Unable to determine Adaptec DMA priority. Disabling board\n"); @@ -638,35 +638,35 @@ static int aha1542_getconfig(int base_io, unsigned int *irq_level, unsigned char }; switch (inquiry_result[1]) { case 0x40: - *irq_level = 15; + sh->irq = 15; break; case 0x20: - *irq_level = 14; + sh->irq = 14; break; case 0x8: - *irq_level = 12; + sh->irq = 12; break; case 0x4: - *irq_level = 11; + sh->irq = 11; break; case 0x2: - *irq_level = 10; + sh->irq = 10; break; case 0x1: - *irq_level = 9; + sh->irq = 9; break; default: printk(KERN_ERR "Unable to determine Adaptec IRQ level. Disabling board\n"); return -1; }; - *scsi_id = inquiry_result[2] & 7; + sh->this_id = inquiry_result[2] & 7; return 0; } /* This function should only be called for 1542C boards - we can detect the special firmware settings and unlock the board */ -static int aha1542_mbenable(int base) +static int aha1542_mbenable(struct Scsi_Host *sh) { static u8 mbenable_cmd[3]; static u8 mbenable_result[2]; @@ -674,12 +674,12 @@ static int aha1542_mbenable(int base) retval = BIOS_TRANSLATION_6432; - aha1542_outb(base, CMD_EXTBIOS); - if (aha1542_in(base, mbenable_result, 2, 100)) + aha1542_outb(sh->io_port, CMD_EXTBIOS); + if (aha1542_in(sh->io_port, mbenable_result, 2, 100)) return retval; - if (!wait_mask(INTRFLAGS(base), INTRMASK, HACC, 0, 100)) + if (!wait_mask(INTRFLAGS(sh->io_port), INTRMASK, HACC, 0, 100)) goto fail; - aha1542_intr_reset(base); + aha1542_intr_reset(sh->io_port); if ((mbenable_result[0] & 0x08) || mbenable_result[1]) { mbenable_cmd[0] = CMD_MBENABLE; @@ -689,33 +689,34 @@ static int aha1542_mbenable(int base) if ((mbenable_result[0] & 0x08) && (mbenable_result[1] & 0x03)) retval = BIOS_TRANSLATION_25563; - if (aha1542_out(base, mbenable_cmd, 3)) + if (aha1542_out(sh->io_port, mbenable_cmd, 3)) goto fail; }; while (0) { fail: printk(KERN_ERR "aha1542_mbenable: Mailbox init failed\n"); } - aha1542_intr_reset(base); + aha1542_intr_reset(sh->io_port); return retval; } /* Query the board to find out if it is a 1542 or a 1740, or whatever. */ -static int aha1542_query(int base_io, int *transl) +static int aha1542_query(struct Scsi_Host *sh) { + struct aha1542_hostdata *aha1542 = shost_priv(sh); u8 inquiry_result[4]; int i; - i = inb(STATUS(base_io)); + i = inb(STATUS(sh->io_port)); if (i & DF) { - i = inb(DATA(base_io)); + i = inb(DATA(sh->io_port)); }; - aha1542_outb(base_io, CMD_INQUIRY); - aha1542_in(base_io, inquiry_result, 4, 0); - if (!wait_mask(INTRFLAGS(base_io), INTRMASK, HACC, 0, 0)) + aha1542_outb(sh->io_port, CMD_INQUIRY); + aha1542_in(sh->io_port, inquiry_result, 4, 0); + if (!wait_mask(INTRFLAGS(sh->io_port), INTRMASK, HACC, 0, 0)) printk(KERN_ERR "aha1542_detect: query card type\n"); - aha1542_intr_reset(base_io); + aha1542_intr_reset(sh->io_port); - *transl = BIOS_TRANSLATION_6432; /* Default case */ + aha1542->bios_translation = BIOS_TRANSLATION_6432; /* Default case */ /* For an AHA1740 series board, we ignore the board since there is a hardware bug which can lead to wrong blocks being returned if the board @@ -731,7 +732,7 @@ static int aha1542_query(int base_io, int *transl) /* Always call this - boards that do not support extended bios translation will ignore the command, and we will set the proper default */ - *transl = aha1542_mbenable(base_io); + aha1542->bios_translation = aha1542_mbenable(sh); return 0; } @@ -807,13 +808,19 @@ static struct Scsi_Host *aha1542_hw_init(struct scsi_host_template *tpnt, struct goto release; aha1542 = shost_priv(sh); - if (!aha1542_test_port(base_io, sh)) + sh->unique_id = base_io; + sh->io_port = base_io; + sh->n_io_port = AHA1542_REGION_SIZE; + aha1542->aha1542_last_mbi_used = 2 * AHA1542_MAILBOXES - 1; + aha1542->aha1542_last_mbo_used = AHA1542_MAILBOXES - 1; + + if (!aha1542_test_port(sh)) goto unregister; aha1542_set_bus_times(indx); - if (aha1542_query(base_io, &aha1542->bios_translation)) + if (aha1542_query(sh)) goto unregister; - if (aha1542_getconfig(base_io, &sh->irq, &sh->dma_channel, &sh->this_id) == -1) + if (aha1542_getconfig(sh) == -1) goto unregister; printk(KERN_INFO "Adaptec AHA-1542 (SCSI-ID %d) at IO 0x%x, IRQ %d", sh->this_id, base_io, sh->irq); @@ -823,7 +830,7 @@ static struct Scsi_Host *aha1542_hw_init(struct scsi_host_template *tpnt, struct if (aha1542->bios_translation == BIOS_TRANSLATION_25563) printk(KERN_INFO "aha1542.c: Using extended bios translation\n"); - setup_mailboxes(base_io, sh); + setup_mailboxes(sh); if (request_irq(sh->irq, do_aha1542_intr_handle, 0, "aha1542", sh)) { @@ -841,12 +848,6 @@ static struct Scsi_Host *aha1542_hw_init(struct scsi_host_template *tpnt, struct } } - sh->unique_id = base_io; - sh->io_port = base_io; - sh->n_io_port = AHA1542_REGION_SIZE; - aha1542->aha1542_last_mbi_used = 2 * AHA1542_MAILBOXES - 1; - aha1542->aha1542_last_mbo_used = AHA1542_MAILBOXES - 1; - if (scsi_add_host(sh, pdev)) goto free_dma; @@ -973,7 +974,7 @@ static int aha1542_reset(struct scsi_cmnd *cmd, u8 reset_cmd) * us again after host reset. */ if (reset_cmd & HRST) - setup_mailboxes(cmd->device->host->io_port, cmd->device->host); + setup_mailboxes(cmd->device->host); /* * Now try to pick up the pieces. For all pending commands, * free any internal data structures, and basically clear things |