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Commit 81ca6919 authored by Bartlomiej Zolnierkiewicz's avatar Bartlomiej Zolnierkiewicz
Browse files

ide: add ide_set_irq() inline helper 



There should be no functionality changes caused by this patch.

Signed-off-by: default avatarBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
parent 4f52a329

drivers/ide/ide-io.c

+3 −6
Original line number Diff line number Diff line
@@ -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;

drivers/ide/ide-iops.c

+4 −6
Original line number Diff line number Diff line
@@ -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,

drivers/ide/ide-probe.c

+4 −8
Original line number Diff line number Diff line
@@ -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)

drivers/ide/ide-taskfile.c

+1 −2
Original line number Diff line number Diff line
@@ -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);

include/linux/ide.h

+5 −0
Original line number Diff line number Diff line
@@ -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 */