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ide: add ide_set_irq() inline helper

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There should be no functionality changes caused by this patch.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2008-01-26 20:13:08 +01:00
parent 4f52a32994
commit 81ca691981
5 changed files with 17 additions and 22 deletions
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9
drivers/ide/ide-io.c
View File

@ -939,8 +939,7 @@ static void ide_check_pm_state(ide_drive_t *drive, struct request *rq)
if (rc)
printk(KERN_WARNING "%s: bus not ready on wakeup\n", drive->name);
SELECT_DRIVE(drive);
if (IDE_CONTROL_REG)
HWIF(drive)->OUTB(drive->ctl, IDE_CONTROL_REG);
ide_set_irq(drive, 1);
rc = ide_wait_not_busy(HWIF(drive), 100000);
if (rc)
printk(KERN_WARNING "%s: drive not ready on wakeup\n", drive->name);
@ -1213,15 +1212,13 @@ static void ide_do_request (ide_hwgroup_t *hwgroup, int masked_irq)
}
again:
hwif = HWIF(drive);
if (hwgroup->hwif->sharing_irq &&
hwif != hwgroup->hwif &&
hwif->io_ports[IDE_CONTROL_OFFSET]) {
if (hwgroup->hwif->sharing_irq && hwif != hwgroup->hwif) {
/*
* set nIEN for previous hwif, drives in the
* quirk_list may not like intr setups/cleanups
*/
if (drive->quirk_list != 1)
hwif->OUTB(drive->ctl | 2, IDE_CONTROL_REG);
ide_set_irq(drive, 0);
}
hwgroup->hwif = hwif;
hwgroup->drive = drive;

10
drivers/ide/ide-iops.c
View File

@ -688,8 +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;
@ -772,13 +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,

12
drivers/ide/ide-probe.c
View File

@ -350,22 +350,19 @@ static int try_to_identify (ide_drive_t *drive, u8 cmd)
* the irq handler isn't expecting.
*/
if (IDE_CONTROL_REG) {
u8 ctl = drive->ctl | 2;
if (!hwif->irq) {
autoprobe = 1;
cookie = probe_irq_on();
/* enable device irq */
ctl &= ~2;
}
hwif->OUTB(ctl, IDE_CONTROL_REG);
ide_set_irq(drive, autoprobe);
}
retval = actual_try_to_identify(drive, cmd);
if (autoprobe) {
int irq;
/* mask device irq */
hwif->OUTB(drive->ctl|2, IDE_CONTROL_REG);
ide_set_irq(drive, 0);
/* clear drive IRQ */
(void) hwif->INB(IDE_STATUS_REG);
udelay(5);
@ -653,8 +650,7 @@ static int wait_hwif_ready(ide_hwif_t *hwif)
/* Ignore disks that we will not probe for later. */
if (!drive->noprobe || drive->present) {
SELECT_DRIVE(drive);
if (IDE_CONTROL_REG)
hwif->OUTB(drive->ctl, IDE_CONTROL_REG);
ide_set_irq(drive, 1);
mdelay(2);
rc = ide_wait_not_busy(hwif, 35000);
if (rc)

3
drivers/ide/ide-taskfile.c
View File

@ -83,8 +83,7 @@ void ide_tf_load(ide_drive_t *drive, ide_task_t *task)
tf->hob_lbam, tf->hob_lbah);
#endif
if (IDE_CONTROL_REG)
hwif->OUTB(drive->ctl, IDE_CONTROL_REG); /* clear nIEN */
ide_set_irq(drive, 1);
if ((task->tf_flags & IDE_TFLAG_NO_SELECT_MASK) == 0)
SELECT_MASK(drive, 0);

5
include/linux/ide.h
View File

@ -1302,4 +1302,9 @@ static inline ide_drive_t *ide_get_paired_drive(ide_drive_t *drive)
return &hwif->drives[(drive->dn ^ 1) & 1];
}
static inline void ide_set_irq(ide_drive_t *drive, int on)
{
drive->hwif->OUTB(drive->ctl | (on ? 0 : 2), IDE_CONTROL_REG);
}
#endif /* _IDE_H */