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path: root/drivers/ide/ide-iops.c
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Diffstat (limited to 'drivers/ide/ide-iops.c')
-rw-r--r--drivers/ide/ide-iops.c77
1 files changed, 24 insertions, 53 deletions
diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c
index bb9693dabe4..e2a7e95e163 100644
--- a/drivers/ide/ide-iops.c
+++ b/drivers/ide/ide-iops.c
@@ -158,14 +158,6 @@ void default_hwif_mmiops (ide_hwif_t *hwif)
EXPORT_SYMBOL(default_hwif_mmiops);
-u32 ide_read_24 (ide_drive_t *drive)
-{
- u8 hcyl = HWIF(drive)->INB(IDE_HCYL_REG);
- u8 lcyl = HWIF(drive)->INB(IDE_LCYL_REG);
- u8 sect = HWIF(drive)->INB(IDE_SECTOR_REG);
- return (hcyl<<16)|(lcyl<<8)|sect;
-}
-
void SELECT_DRIVE (ide_drive_t *drive)
{
if (HWIF(drive)->selectproc)
@@ -175,26 +167,12 @@ void SELECT_DRIVE (ide_drive_t *drive)
EXPORT_SYMBOL(SELECT_DRIVE);
-void SELECT_INTERRUPT (ide_drive_t *drive)
-{
- if (HWIF(drive)->intrproc)
- HWIF(drive)->intrproc(drive);
- else
- HWIF(drive)->OUTB(drive->ctl|2, IDE_CONTROL_REG);
-}
-
void SELECT_MASK (ide_drive_t *drive, int mask)
{
if (HWIF(drive)->maskproc)
HWIF(drive)->maskproc(drive, mask);
}
-void QUIRK_LIST (ide_drive_t *drive)
-{
- if (HWIF(drive)->quirkproc)
- drive->quirk_list = HWIF(drive)->quirkproc(drive);
-}
-
/*
* Some localbus EIDE interfaces require a special access sequence
* when using 32-bit I/O instructions to transfer data. We call this
@@ -449,7 +427,6 @@ int drive_is_ready (ide_drive_t *drive)
udelay(1);
#endif
-#ifdef CONFIG_IDEPCI_SHARE_IRQ
/*
* We do a passive status test under shared PCI interrupts on
* cards that truly share the ATA side interrupt, but may also share
@@ -459,7 +436,6 @@ int drive_is_ready (ide_drive_t *drive)
if (IDE_CONTROL_REG)
stat = hwif->INB(IDE_ALTSTATUS_REG);
else
-#endif /* CONFIG_IDEPCI_SHARE_IRQ */
/* Note: this may clear a pending IRQ!! */
stat = hwif->INB(IDE_STATUS_REG);
@@ -642,9 +618,9 @@ no_80w:
int ide_ata66_check (ide_drive_t *drive, ide_task_t *args)
{
- if ((args->tfRegister[IDE_COMMAND_OFFSET] == WIN_SETFEATURES) &&
- (args->tfRegister[IDE_SECTOR_OFFSET] > XFER_UDMA_2) &&
- (args->tfRegister[IDE_FEATURE_OFFSET] == SETFEATURES_XFER)) {
+ if (args->tf.command == WIN_SETFEATURES &&
+ args->tf.nsect > XFER_UDMA_2 &&
+ args->tf.feature == SETFEATURES_XFER) {
if (eighty_ninty_three(drive) == 0) {
printk(KERN_WARNING "%s: UDMA speeds >UDMA33 cannot "
"be set\n", drive->name);
@@ -662,9 +638,9 @@ int ide_ata66_check (ide_drive_t *drive, ide_task_t *args)
*/
int set_transfer (ide_drive_t *drive, ide_task_t *args)
{
- if ((args->tfRegister[IDE_COMMAND_OFFSET] == WIN_SETFEATURES) &&
- (args->tfRegister[IDE_SECTOR_OFFSET] >= XFER_SW_DMA_0) &&
- (args->tfRegister[IDE_FEATURE_OFFSET] == SETFEATURES_XFER) &&
+ if (args->tf.command == WIN_SETFEATURES &&
+ args->tf.nsect >= XFER_SW_DMA_0 &&
+ args->tf.feature == SETFEATURES_XFER &&
(drive->id->dma_ultra ||
drive->id->dma_mword ||
drive->id->dma_1word))
@@ -712,8 +688,7 @@ int ide_driveid_update(ide_drive_t *drive)
*/
SELECT_MASK(drive, 1);
- if (IDE_CONTROL_REG)
- hwif->OUTB(drive->ctl,IDE_CONTROL_REG);
+ ide_set_irq(drive, 1);
msleep(50);
hwif->OUTB(WIN_IDENTIFY, IDE_COMMAND_REG);
timeout = jiffies + WAIT_WORSTCASE;
@@ -766,8 +741,8 @@ int ide_config_drive_speed(ide_drive_t *drive, u8 speed)
// msleep(50);
#ifdef CONFIG_BLK_DEV_IDEDMA
- if (hwif->ide_dma_on) /* check if host supports DMA */
- hwif->dma_host_off(drive);
+ if (hwif->dma_host_set) /* check if host supports DMA */
+ hwif->dma_host_set(drive, 0);
#endif
/* Skip setting PIO flow-control modes on pre-EIDE drives */
@@ -796,13 +771,12 @@ int ide_config_drive_speed(ide_drive_t *drive, u8 speed)
SELECT_DRIVE(drive);
SELECT_MASK(drive, 0);
udelay(1);
- if (IDE_CONTROL_REG)
- hwif->OUTB(drive->ctl | 2, IDE_CONTROL_REG);
+ ide_set_irq(drive, 0);
hwif->OUTB(speed, IDE_NSECTOR_REG);
hwif->OUTB(SETFEATURES_XFER, IDE_FEATURE_REG);
hwif->OUTBSYNC(drive, WIN_SETFEATURES, IDE_COMMAND_REG);
- if ((IDE_CONTROL_REG) && (drive->quirk_list == 2))
- hwif->OUTB(drive->ctl, IDE_CONTROL_REG);
+ if (drive->quirk_list == 2)
+ ide_set_irq(drive, 1);
error = __ide_wait_stat(drive, drive->ready_stat,
BUSY_STAT|DRQ_STAT|ERR_STAT,
@@ -823,10 +797,11 @@ int ide_config_drive_speed(ide_drive_t *drive, u8 speed)
skip:
#ifdef CONFIG_BLK_DEV_IDEDMA
- if (speed >= XFER_SW_DMA_0)
- hwif->dma_host_on(drive);
- else if (hwif->ide_dma_on) /* check if host supports DMA */
- hwif->dma_off_quietly(drive);
+ if ((speed >= XFER_SW_DMA_0 || (hwif->host_flags & IDE_HFLAG_VDMA)) &&
+ drive->using_dma)
+ hwif->dma_host_set(drive, 1);
+ else if (hwif->dma_host_set) /* check if host supports DMA */
+ ide_dma_off_quietly(drive);
#endif
switch(speed) {
@@ -902,8 +877,9 @@ EXPORT_SYMBOL(ide_set_handler);
* handler and IRQ setup do not race. All IDE command kick off
* should go via this function or do equivalent locking.
*/
-
-void ide_execute_command(ide_drive_t *drive, task_ioreg_t cmd, ide_handler_t *handler, unsigned timeout, ide_expiry_t *expiry)
+
+void ide_execute_command(ide_drive_t *drive, u8 cmd, ide_handler_t *handler,
+ unsigned timeout, ide_expiry_t *expiry)
{
unsigned long flags;
ide_hwgroup_t *hwgroup = HWGROUP(drive);
@@ -1035,10 +1011,10 @@ static void check_dma_crc(ide_drive_t *drive)
{
#ifdef CONFIG_BLK_DEV_IDEDMA
if (drive->crc_count) {
- drive->hwif->dma_off_quietly(drive);
+ ide_dma_off_quietly(drive);
ide_set_xfer_rate(drive, ide_auto_reduce_xfer(drive));
if (drive->current_speed >= XFER_SW_DMA_0)
- (void) HWIF(drive)->ide_dma_on(drive);
+ ide_dma_on(drive);
} else
ide_dma_off(drive);
#endif
@@ -1051,8 +1027,7 @@ static void ide_disk_pre_reset(ide_drive_t *drive)
drive->special.all = 0;
drive->special.b.set_geometry = legacy;
drive->special.b.recalibrate = legacy;
- if (OK_TO_RESET_CONTROLLER)
- drive->mult_count = 0;
+ drive->mult_count = 0;
if (!drive->keep_settings && !drive->using_dma)
drive->mult_req = 0;
if (drive->mult_req != drive->mult_count)
@@ -1137,7 +1112,6 @@ static ide_startstop_t do_reset1 (ide_drive_t *drive, int do_not_try_atapi)
for (unit = 0; unit < MAX_DRIVES; ++unit)
pre_reset(&hwif->drives[unit]);
-#if OK_TO_RESET_CONTROLLER
if (!IDE_CONTROL_REG) {
spin_unlock_irqrestore(&ide_lock, flags);
return ide_stopped;
@@ -1174,11 +1148,8 @@ static ide_startstop_t do_reset1 (ide_drive_t *drive, int do_not_try_atapi)
* state when the disks are reset this way. At least, the Winbond
* 553 documentation says that
*/
- if (hwif->resetproc != NULL) {
+ if (hwif->resetproc)
hwif->resetproc(drive);
- }
-
-#endif /* OK_TO_RESET_CONTROLLER */
spin_unlock_irqrestore(&ide_lock, flags);
return ide_started;
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-29 14:50:02 +0000