x86, 32-bit: refactor find_low_pfn_range()

[linux-2.6-omap-h63xx.git] / drivers / ide / cmd64x.c

diff --git a/drivers/ide/cmd64x.c b/drivers/ide/cmd64x.c
index 3623bf013bcfde7a2249d743091317da7bd87bad..2f9688d87ecdc5eb192c67588bbcd51ea8094a41 100644 (file)
--- 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 = {