diff options
Diffstat (limited to 'drivers/scsi/sata_sil.c')
| -rw-r--r-- | drivers/scsi/sata_sil.c | 36 |
1 files changed, 27 insertions, 9 deletions
diff --git a/drivers/scsi/sata_sil.c b/drivers/scsi/sata_sil.c index 49ed557a4b66..9d24d6c328b4 100644 --- a/drivers/scsi/sata_sil.c +++ b/drivers/scsi/sata_sil.c @@ -24,6 +24,11 @@ * If you do not delete the provisions above, a recipient may use your * version of this file under either the OSL or the GPL. * + * Documentation for SiI 3112: + * http://gkernel.sourceforge.net/specs/sii/3112A_SiI-DS-0095-B2.pdf.bz2 + * + * Other errata and documentation available under NDA. + * */ #include <linux/kernel.h> @@ -41,8 +46,11 @@ #define DRV_VERSION "0.9" enum { + SIL_FLAG_MOD15WRITE = (1 << 30), + sil_3112 = 0, - sil_3114 = 1, + sil_3112_m15w = 1, + sil_3114 = 2, SIL_FIFO_R0 = 0x40, SIL_FIFO_W0 = 0x41, @@ -76,13 +84,13 @@ static void sil_scr_write (struct ata_port *ap, unsigned int sc_reg, u32 val); static void sil_post_set_mode (struct ata_port *ap); static struct pci_device_id sil_pci_tbl[] = { - { 0x1095, 0x3112, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 }, - { 0x1095, 0x0240, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 }, + { 0x1095, 0x3112, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112_m15w }, + { 0x1095, 0x0240, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112_m15w }, { 0x1095, 0x3512, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 }, { 0x1095, 0x3114, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3114 }, - { 0x1002, 0x436e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 }, - { 0x1002, 0x4379, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 }, - { 0x1002, 0x437a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 }, + { 0x1002, 0x436e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112_m15w }, + { 0x1002, 0x4379, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112_m15w }, + { 0x1002, 0x437a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112_m15w }, { } /* terminate list */ }; @@ -174,6 +182,16 @@ static struct ata_port_info sil_port_info[] = { .mwdma_mask = 0x07, /* mwdma0-2 */ .udma_mask = 0x3f, /* udma0-5 */ .port_ops = &sil_ops, + }, /* sil_3112_15w - keep it sync'd w/ sil_3112 */ + { + .sht = &sil_sht, + .host_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY | + ATA_FLAG_SRST | ATA_FLAG_MMIO | + SIL_FLAG_MOD15WRITE, + .pio_mask = 0x1f, /* pio0-4 */ + .mwdma_mask = 0x07, /* mwdma0-2 */ + .udma_mask = 0x3f, /* udma0-5 */ + .port_ops = &sil_ops, }, /* sil_3114 */ { .sht = &sil_sht, @@ -323,15 +341,15 @@ static void sil_dev_config(struct ata_port *ap, struct ata_device *dev) while ((len > 0) && (s[len - 1] == ' ')) len--; - for (n = 0; sil_blacklist[n].product; n++) + for (n = 0; sil_blacklist[n].product; n++) if (!memcmp(sil_blacklist[n].product, s, strlen(sil_blacklist[n].product))) { quirks = sil_blacklist[n].quirk; break; } - + /* limit requests to 15 sectors */ - if (quirks & SIL_QUIRK_MOD15WRITE) { + if ((ap->flags & SIL_FLAG_MOD15WRITE) && (quirks & SIL_QUIRK_MOD15WRITE)) { printk(KERN_INFO "ata%u(%u): applying Seagate errata fix\n", ap->id, dev->devno); ap->host->max_sectors = 15; |