Merge git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6: (41 commits)
  scc_pata: make use of scc_dma_sff_read_status()
  ide-dma-sff: factor out ide_dma_sff_write_status()
  ide: move read_sff_dma_status() method to 'struct ide_dma_ops'
  ide: don't set hwif->dma_ops in init_dma() method
  Resurrect IT8172 IDE controller driver
  piix: sync ich_laptop[] with ata_piix.c
  ide: update warm-plug HOWTO
  ide: fix ide_port_scan() to do ACPI setup after initializing request queues
  ide: remove now redundant ->cur_dev checks
  ide: remove unused ide_hwif_t.sg_mapped field
  ide: struct ide_atapi_pc - remove unused fields and update documentation
  ide: remove superfluous hwif variable assignment from ide_timer_expiry()
  ide: use ide_pci_is_in_compatibility_mode() helper in setup-pci.c
  ide: make "paranoia" ->handler check in ide_intr() more strict
  ide-cd: convert to ide-atapi facilities
  ide-cd: start DMA before sending the actual packet command
  ide-cd: wait for DRQ to get set per default
  ide: Fix drive's DWORD-IO handling
  ide: add port and host iterators
  ide: dynamic allocation of device structures
  ...

1 files changed, 14 insertions, 9 deletions

diff --git a/drivers/ide/cmd64x.c b/drivers/ide/cmd64x.c
index 3623bf013bcf..2f9688d87ecd 100644
--- a/drivers/ide/cmd64x.c
+++ b/drivers/ide/cmd64x.c
@@ -115,7 +115,7 @@ static void program_cycle_times (ide_drive_t *drive, int cycle_time, int active_
  */
 static void cmd64x_tune_pio(ide_drive_t *drive, const u8 pio)
 {
-        ide_hwif_t *hwif        = HWIF(drive);
+        ide_hwif_t *hwif        = drive->hwif;
         struct pci_dev *dev     = to_pci_dev(hwif->dev);
         struct ide_timing *t    = ide_timing_find_mode(XFER_PIO_0 + pio);
         unsigned int cycle_time;
@@ -138,10 +138,12 @@ static void cmd64x_tune_pio(ide_drive_t *drive, const u8 pio)
          * the slowest address setup timing ourselves.
          */
         if (hwif->channel) {
-                ide_drive_t *drives = hwif->drives;
+                ide_drive_t *pair = ide_get_pair_dev(drive);
 
                 drive->drive_data = setup_count;
-                setup_count = max(drives[0].drive_data, drives[1].drive_data);
+
+                if (pair)
+                        setup_count = max_t(u8, setup_count, pair->drive_data);
         }
 
         if (setup_count > 5)            /* shouldn't actually happen... */
@@ -180,7 +182,7 @@ static void cmd64x_set_pio_mode(ide_drive_t *drive, const u8 pio)
 
 static void cmd64x_set_dma_mode(ide_drive_t *drive, const u8 speed)
 {
-        ide_hwif_t *hwif        = HWIF(drive);
+        ide_hwif_t *hwif        = drive->hwif;
         struct pci_dev *dev     = to_pci_dev(hwif->dev);
         u8 unit                 = drive->dn & 0x01;
         u8 regU = 0, pciU       = hwif->channel ? UDIDETCR1 : UDIDETCR0;
@@ -226,7 +228,7 @@ static void cmd64x_set_dma_mode(ide_drive_t *drive, const u8 speed)
 
 static int cmd648_dma_end(ide_drive_t *drive)
 {
-        ide_hwif_t *hwif        = HWIF(drive);
+        ide_hwif_t *hwif        = drive->hwif;
         unsigned long base      = hwif->dma_base - (hwif->channel * 8);
         int err                 = ide_dma_end(drive);
         u8  irq_mask            = hwif->channel ? MRDMODE_INTR_CH1 :
@@ -242,7 +244,7 @@ static int cmd648_dma_end(ide_drive_t *drive)
 
 static int cmd64x_dma_end(ide_drive_t *drive)
 {
-        ide_hwif_t *hwif        = HWIF(drive);
+        ide_hwif_t *hwif        = drive->hwif;
         struct pci_dev *dev     = to_pci_dev(hwif->dev);
         int irq_reg             = hwif->channel ? ARTTIM23 : CFR;
         u8  irq_mask            = hwif->channel ? ARTTIM23_INTR_CH1 :
@@ -259,7 +261,7 @@ static int cmd64x_dma_end(ide_drive_t *drive)
 
 static int cmd648_dma_test_irq(ide_drive_t *drive)
 {
-        ide_hwif_t *hwif        = HWIF(drive);
+        ide_hwif_t *hwif        = drive->hwif;
         unsigned long base      = hwif->dma_base - (hwif->channel * 8);
         u8 irq_mask             = hwif->channel ? MRDMODE_INTR_CH1 :
                                                   MRDMODE_INTR_CH0;
@@ -282,7 +284,7 @@ static int cmd648_dma_test_irq(ide_drive_t *drive)
 
 static int cmd64x_dma_test_irq(ide_drive_t *drive)
 {
-        ide_hwif_t *hwif        = HWIF(drive);
+        ide_hwif_t *hwif        = drive->hwif;
         struct pci_dev *dev     = to_pci_dev(hwif->dev);
         int irq_reg             = hwif->channel ? ARTTIM23 : CFR;
         u8  irq_mask            = hwif->channel ? ARTTIM23_INTR_CH1 :
@@ -313,7 +315,7 @@ static int cmd64x_dma_test_irq(ide_drive_t *drive)
 
 static int cmd646_1_dma_end(ide_drive_t *drive)
 {
-        ide_hwif_t *hwif = HWIF(drive);
+        ide_hwif_t *hwif = drive->hwif;
         u8 dma_stat = 0, dma_cmd = 0;
 
         drive->waiting_for_dma = 0;
@@ -383,6 +385,7 @@ static const struct ide_dma_ops cmd64x_dma_ops = {
         .dma_test_irq           = cmd64x_dma_test_irq,
         .dma_lost_irq           = ide_dma_lost_irq,
         .dma_timeout            = ide_dma_timeout,
+        .dma_sff_read_status    = ide_dma_sff_read_status,
 };
 
 static const struct ide_dma_ops cmd646_rev1_dma_ops = {
@@ -394,6 +397,7 @@ static const struct ide_dma_ops cmd646_rev1_dma_ops = {
         .dma_test_irq           = ide_dma_test_irq,
         .dma_lost_irq           = ide_dma_lost_irq,
         .dma_timeout            = ide_dma_timeout,
+        .dma_sff_read_status    = ide_dma_sff_read_status,
 };
 
 static const struct ide_dma_ops cmd648_dma_ops = {
@@ -405,6 +409,7 @@ static const struct ide_dma_ops cmd648_dma_ops = {
         .dma_test_irq           = cmd648_dma_test_irq,
         .dma_lost_irq           = ide_dma_lost_irq,
         .dma_timeout            = ide_dma_timeout,
+        .dma_sff_read_status    = ide_dma_sff_read_status,
 };
 
 static const struct ide_port_info cmd64x_chipsets[] __devinitdata = {