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author | Linus Torvalds <torvalds@g5.osdl.org> | 2006-09-11 07:54:14 -0700 |
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committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-09-11 07:54:14 -0700 |
commit | 3f2f1257ff6327e330d9e4f0ba1a48a73b0044dc (patch) | |
tree | e64179c528521b544634e055a222e120e0987530 | |
parent | 28a2a3f58707cba16b329b90f601c01599456491 (diff) | |
parent | 6708374178d225ef77571ed23b30e8a93c36add5 (diff) | |
download | op-kernel-dev-3f2f1257ff6327e330d9e4f0ba1a48a73b0044dc.zip op-kernel-dev-3f2f1257ff6327e330d9e4f0ba1a48a73b0044dc.tar.gz |
Merge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev
* 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev:
[PATCH] ata_piix: add map 01b for ICH7M
[libata] sata_mv: errata check buglet fix
-rw-r--r-- | drivers/scsi/ata_piix.c | 36 | ||||
-rw-r--r-- | drivers/scsi/sata_mv.c | 3 |
2 files changed, 35 insertions, 4 deletions
diff --git a/drivers/scsi/ata_piix.c b/drivers/scsi/ata_piix.c index 2d20caf..a9bb3cb 100644 --- a/drivers/scsi/ata_piix.c +++ b/drivers/scsi/ata_piix.c @@ -123,7 +123,8 @@ enum { ich6_sata = 4, ich6_sata_ahci = 5, ich6m_sata_ahci = 6, - ich8_sata_ahci = 7, + ich7m_sata_ahci = 7, + ich8_sata_ahci = 8, /* constants for mapping table */ P0 = 0, /* port 0 */ @@ -188,7 +189,7 @@ static const struct pci_device_id piix_pci_tbl[] = { /* 82801GB/GR/GH (ICH7, identical to ICH6) */ { 0x8086, 0x27c0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich6_sata_ahci }, /* 2801GBM/GHM (ICH7M, identical to ICH6M) */ - { 0x8086, 0x27c4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich6m_sata_ahci }, + { 0x8086, 0x27c4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich7m_sata_ahci }, /* Enterprise Southbridge 2 (where's the datasheet?) */ { 0x8086, 0x2680, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich6_sata_ahci }, /* SATA Controller 1 IDE (ICH8, no datasheet yet) */ @@ -336,6 +337,24 @@ static const struct piix_map_db ich6m_map_db = { }, }; +static const struct piix_map_db ich7m_map_db = { + .mask = 0x3, + .port_enable = 0x5, + .present_shift = 4, + + /* Map 01b isn't specified in the doc but some notebooks use + * it anyway. ATM, the only case spotted carries subsystem ID + * 1025:0107. This is the only difference from ich6m. + */ + .map = { + /* PM PS SM SS MAP */ + { P0, P2, RV, RV }, /* 00b */ + { IDE, IDE, P1, P3 }, /* 01b */ + { P0, P2, IDE, IDE }, /* 10b */ + { RV, RV, RV, RV }, + }, +}; + static const struct piix_map_db ich8_map_db = { .mask = 0x3, .port_enable = 0x3, @@ -355,6 +374,7 @@ static const struct piix_map_db *piix_map_db_table[] = { [ich6_sata] = &ich6_map_db, [ich6_sata_ahci] = &ich6_map_db, [ich6m_sata_ahci] = &ich6m_map_db, + [ich7m_sata_ahci] = &ich7m_map_db, [ich8_sata_ahci] = &ich8_map_db, }; @@ -444,6 +464,18 @@ static struct ata_port_info piix_port_info[] = { .port_ops = &piix_sata_ops, }, + /* ich7m_sata_ahci */ + { + .sht = &piix_sht, + .host_flags = ATA_FLAG_SATA | + PIIX_FLAG_CHECKINTR | PIIX_FLAG_SCR | + PIIX_FLAG_AHCI, + .pio_mask = 0x1f, /* pio0-4 */ + .mwdma_mask = 0x07, /* mwdma0-2 */ + .udma_mask = 0x7f, /* udma0-6 */ + .port_ops = &piix_sata_ops, + }, + /* ich8_sata_ahci */ { .sht = &piix_sht, diff --git a/drivers/scsi/sata_mv.c b/drivers/scsi/sata_mv.c index 1053c7c..fa38a41 100644 --- a/drivers/scsi/sata_mv.c +++ b/drivers/scsi/sata_mv.c @@ -1961,8 +1961,7 @@ comreset_retry: timeout = jiffies + msecs_to_jiffies(200); do { sata_scr_read(ap, SCR_STATUS, &sstatus); - sstatus &= 0x3; - if ((sstatus == 3) || (sstatus == 0)) + if (((sstatus & 0x3) == 3) || ((sstatus & 0x3) == 0)) break; __msleep(1, can_sleep); |