Commit cb7fabcf authored by Linus Torvalds's avatar Linus Torvalds

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] libata-sff: Allow for wacky systems
  [PATCH] ahci: readability tweak
  [PATCH] libata: typo fix
  [PATCH] ATA must depend on BLOCK
  [PATCH] libata: use correct map_db values for ICH8
parents dcf234f3 8eb166bf
......@@ -6,6 +6,7 @@ menu "Serial ATA (prod) and Parallel ATA (experimental) drivers"
config ATA
tristate "ATA device support"
depends on BLOCK
depends on !(M32R || M68K) || BROKEN
depends on !SUN4 || BROKEN
select SCSI
......
......@@ -1041,7 +1041,7 @@ static void ahci_host_intr(struct ata_port *ap)
/* hmmm... a spurious interupt */
/* some devices send D2H reg with I bit set during NCQ command phase */
if (ap->sactive && status & PORT_IRQ_D2H_REG_FIS)
if (ap->sactive && (status & PORT_IRQ_D2H_REG_FIS))
return;
/* ignore interim PIO setup fis interrupts */
......
......@@ -432,9 +432,9 @@ static const struct piix_map_db ich8_map_db = {
.present_shift = 8,
.map = {
/* PM PS SM SS MAP */
{ P0, NA, P1, NA }, /* 00b (hardwired) */
{ P0, P2, P1, P3 }, /* 00b (hardwired when in AHCI) */
{ RV, RV, RV, RV },
{ RV, RV, RV, RV }, /* 10b (never) */
{ IDE, IDE, NA, NA }, /* 10b (IDE mode) */
{ RV, RV, RV, RV },
},
};
......
......@@ -981,6 +981,15 @@ int ata_pci_init_one (struct pci_dev *pdev, struct ata_port_info **port_info,
mask = (1 << 2) | (1 << 0);
if ((tmp8 & mask) != mask)
legacy_mode = (1 << 3);
#if defined(CONFIG_NO_ATA_LEGACY)
/* Some platforms with PCI limits cannot address compat
port space. In that case we punt if their firmware has
left a device in compatibility mode */
if (legacy_mode) {
printk(KERN_ERR "ata: Compatibility mode ATA is not supported on this platform, skipping.\n");
return -EOPNOTSUPP;
}
#endif
}
rc = pci_request_regions(pdev, DRV_NAME);
......
......@@ -143,7 +143,7 @@ enum {
ATA_DFLAG_CFG_MASK = (1 << 8) - 1,
ATA_DFLAG_PIO = (1 << 8), /* device limited to PIO mode */
ATA_DFLAG_NCQ_OFF = (1 << 9), /* devied limited to non-NCQ mode */
ATA_DFLAG_NCQ_OFF = (1 << 9), /* device limited to non-NCQ mode */
ATA_DFLAG_SUSPENDED = (1 << 10), /* device suspended */
ATA_DFLAG_INIT_MASK = (1 << 16) - 1,
......
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