5 files changed, 18 insertions, 14 deletions

diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 7c4f886f1f16..8cace9aa9c03 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -358,7 +358,7 @@ static const struct ata_port_info ahci_port_info[] = {
         /* board_ahci_sb600 */
         {
                 AHCI_HFLAGS     (AHCI_HFLAG_IGN_SERR_INTERNAL |
-                                 AHCI_HFLAG_32BIT_ONLY |
+                                 AHCI_HFLAG_32BIT_ONLY | AHCI_HFLAG_NO_MSI |
                                  AHCI_HFLAG_SECT255 | AHCI_HFLAG_NO_PMP),
                 .flags          = AHCI_FLAG_COMMON,
                 .pio_mask       = 0x1f, /* pio0-4 */
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 51b7d2fad36a..3bc488538204 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -3933,6 +3933,9 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
 
         /* Devices which get the IVB wrong */
         { "QUANTUM FIREBALLlct10 05", "A03.0900", ATA_HORKAGE_IVB, },
+        /* Maybe we should just blacklist TSSTcorp... */
+        { "TSSTcorp CDDVDW SH-S202H", "SB00",     ATA_HORKAGE_IVB, },
+        { "TSSTcorp CDDVDW SH-S202H", "SB01",     ATA_HORKAGE_IVB, },
         { "TSSTcorp CDDVDW SH-S202J", "SB00",     ATA_HORKAGE_IVB, },
         { "TSSTcorp CDDVDW SH-S202J", "SB01",     ATA_HORKAGE_IVB, },
         { "TSSTcorp CDDVDW SH-S202N", "SB00",     ATA_HORKAGE_IVB, },
diff --git a/drivers/ata/pata_atiixp.c b/drivers/ata/pata_atiixp.c
index 78738fb4223b..d7de7baf58a8 100644
--- a/drivers/ata/pata_atiixp.c
+++ b/drivers/ata/pata_atiixp.c
@@ -88,8 +88,8 @@ static void atiixp_set_pio_timing(struct ata_port *ap, struct ata_device *adev,
         pci_write_config_word(pdev, ATIIXP_IDE_PIO_MODE, pio_mode_data);
 
         pci_read_config_word(pdev, ATIIXP_IDE_PIO_TIMING, &pio_timing_data);
-        pio_mode_data &= ~(0xFF << timing_shift);
-        pio_mode_data |= (pio_timings[pio] << timing_shift);
+        pio_timing_data &= ~(0xFF << timing_shift);
+        pio_timing_data |= (pio_timings[pio] << timing_shift);
         pci_write_config_word(pdev, ATIIXP_IDE_PIO_TIMING, pio_timing_data);
 }
 
diff --git a/drivers/ata/pata_via.c b/drivers/ata/pata_via.c
index d4840748fb5c..2fea6cbe7755 100644
--- a/drivers/ata/pata_via.c
+++ b/drivers/ata/pata_via.c
@@ -464,11 +464,12 @@ static int via_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
         }
         pci_dev_put(isa);
 
-        /* 0x40 low bits indicate enabled channels */
-        pci_read_config_byte(pdev, 0x40 , &enable);
-        enable &= 3;
-        if (enable == 0) {
-                return -ENODEV;
+        if (!(config->flags & VIA_NO_ENABLES)) {
+                /* 0x40 low bits indicate enabled channels */
+                pci_read_config_byte(pdev, 0x40 , &enable);
+                enable &= 3;
+                if (enable == 0)
+                        return -ENODEV;
         }
 
         /* Initialise the FIFO for the enabled channels. */
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 395a523d8c30..d1dfe872ee30 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -548,11 +548,6 @@ struct ata_device {
         u64                     n_sectors;      /* size of device, if ATA */
         unsigned int            class;          /* ATA_DEV_xxx */
 
-        union {
-                u16             id[ATA_ID_WORDS]; /* IDENTIFY xxx DEVICE data */
-                u32             gscr[SATA_PMP_GSCR_DWORDS]; /* PMP GSCR block */
-        };
-
         u8                      pio_mode;
         u8                      dma_mode;
         u8                      xfer_mode;
@@ -574,8 +569,13 @@ struct ata_device {
         u16                     sectors;        /* Number of sectors per track */
 
         /* error history */
-        struct ata_ering        ering;
         int                     spdn_cnt;
+        struct ata_ering        ering;
+
+        union {
+                u16             id[ATA_ID_WORDS]; /* IDENTIFY xxx DEVICE data */
+                u32             gscr[SATA_PMP_GSCR_DWORDS]; /* PMP GSCR block */
+        };
 };
 
 /* Offset into struct ata_device.  Fields above it are maintained