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:
  [libata] ahci: add ATI SB800 PCI IDs
  libata-sff: Fix documentation
  libata: Update the blacklist with a few more devices

3 files changed, 14 insertions, 5 deletions

diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 06f212ff2b4f..c16820325d7b 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -418,10 +418,12 @@ static const struct pci_device_id ahci_pci_tbl[] = {
 
         /* ATI */
         { PCI_VDEVICE(ATI, 0x4380), board_ahci_sb600 }, /* ATI SB600 */
-        { PCI_VDEVICE(ATI, 0x4390), board_ahci_sb600 }, /* ATI SB700 IDE */
-        { PCI_VDEVICE(ATI, 0x4391), board_ahci_sb600 }, /* ATI SB700 AHCI */
-        { PCI_VDEVICE(ATI, 0x4392), board_ahci_sb600 }, /* ATI SB700 nraid5 */
-        { PCI_VDEVICE(ATI, 0x4393), board_ahci_sb600 }, /* ATI SB700 raid5 */
+        { PCI_VDEVICE(ATI, 0x4390), board_ahci_sb600 }, /* ATI SB700/800 */
+        { PCI_VDEVICE(ATI, 0x4391), board_ahci_sb600 }, /* ATI SB700/800 */
+        { PCI_VDEVICE(ATI, 0x4392), board_ahci_sb600 }, /* ATI SB700/800 */
+        { PCI_VDEVICE(ATI, 0x4393), board_ahci_sb600 }, /* ATI SB700/800 */
+        { PCI_VDEVICE(ATI, 0x4394), board_ahci_sb600 }, /* ATI SB700/800 */
+        { PCI_VDEVICE(ATI, 0x4395), board_ahci_sb600 }, /* ATI SB700/800 */
 
         /* VIA */
         { PCI_VDEVICE(VIA, 0x3349), board_ahci_vt8251 }, /* VIA VT8251 */
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index c43de9a710db..772be09b4689 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -3778,6 +3778,9 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
         { "Maxtor 6L250S0",     "BANC1G10",     ATA_HORKAGE_NONCQ },
         { "Maxtor 6B200M0",     "BANC1BM0",     ATA_HORKAGE_NONCQ },
         { "Maxtor 6B200M0",     "BANC1B10",     ATA_HORKAGE_NONCQ },
+        { "Maxtor 7B250S0",     "BANC1B70",     ATA_HORKAGE_NONCQ, },
+        { "Maxtor 7B300S0",     "BANC1B70",     ATA_HORKAGE_NONCQ },
+        { "Maxtor 7V300F0",     "VA111630",     ATA_HORKAGE_NONCQ },
         { "HITACHI HDS7250SASUN500G 0621KTAWSD", "K2AOAJ0AHITACHI",
          ATA_HORKAGE_NONCQ },
         /* NCQ hard hangs device under heavier load, needs hard power cycle */
@@ -3794,6 +3797,7 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
         { "WDC WD740ADFD-00NLR1", NULL,         ATA_HORKAGE_NONCQ, },
         { "FUJITSU MHV2080BH",  "00840028",     ATA_HORKAGE_NONCQ, },
         { "ST9160821AS",        "3.CLF",        ATA_HORKAGE_NONCQ, },
+        { "ST3160812AS",        "3.AD",         ATA_HORKAGE_NONCQ, },
         { "SAMSUNG HD401LJ",    "ZZ100-15",     ATA_HORKAGE_NONCQ, },
 
         /* devices which puke on READ_NATIVE_MAX */
diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c
index 1cce2198baaf..8023167bbbeb 100644
--- a/drivers/ata/libata-sff.c
+++ b/drivers/ata/libata-sff.c
@@ -297,7 +297,7 @@ void ata_bmdma_start (struct ata_queued_cmd *qc)
         dmactl = ioread8(ap->ioaddr.bmdma_addr + ATA_DMA_CMD);
         iowrite8(dmactl | ATA_DMA_START, ap->ioaddr.bmdma_addr + ATA_DMA_CMD);
 
-        /* Strictly, one may wish to issue a readb() here, to
+        /* Strictly, one may wish to issue an ioread8() here, to
          * flush the mmio write.  However, control also passes
          * to the hardware at this point, and it will interrupt
          * us when we are to resume control.  So, in effect,
@@ -307,6 +307,9 @@ void ata_bmdma_start (struct ata_queued_cmd *qc)
          * is expected, so I think it is best to not add a readb()
          * without first all the MMIO ATA cards/mobos.
          * Or maybe I'm just being paranoid.
+         *
+         * FIXME: The posting of this write means I/O starts are
+         * unneccessarily delayed for MMIO
          */
 }