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Commit 28ee9bc5 authored by Bartlomiej Zolnierkiewicz's avatar Bartlomiej Zolnierkiewicz
Browse files

ide: report timeouts in ide_busy_sleep() 



* change 'hwif' argument to 'drive'
* report an error on timeout

Signed-off-by: default avatarBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
parent cc30137a

drivers/ide/ide-probe.c

+6 −3
Original line number Diff line number Diff line
@@ -295,7 +295,7 @@ int ide_dev_read_id(ide_drive_t *drive, u8 cmd, u16 *id) 


	timeout = ((cmd == ATA_CMD_ID_ATA) ? WAIT_WORSTCASE : WAIT_PIDENTIFY) / 2;



	if (ide_busy_sleep(hwif, timeout, use_altstatus))

	if (ide_busy_sleep(drive, timeout, use_altstatus))

		return 1;



	/* wait for IRQ and ATA_DRQ */
@@ -316,8 +316,9 @@ int ide_dev_read_id(ide_drive_t *drive, u8 cmd, u16 *id) 
	return rc;

}



int ide_busy_sleep(ide_hwif_t *hwif, unsigned long timeout, int altstatus)

int ide_busy_sleep(ide_drive_t *drive, unsigned long timeout, int altstatus)

{

	ide_hwif_t *hwif = drive->hwif;

	u8 stat;



	timeout += jiffies;
@@ -330,6 +331,8 @@ int ide_busy_sleep(ide_hwif_t *hwif, unsigned long timeout, int altstatus) 
			return 0;

	} while (time_before(jiffies, timeout));



	printk(KERN_ERR "%s: timeout in %s\n", drive->name, __func__);



	return 1;	/* drive timed-out */

}
@@ -420,7 +423,7 @@ static int do_probe (ide_drive_t *drive, u8 cmd) 
			tp_ops->dev_select(drive);

			msleep(50);

			tp_ops->exec_command(hwif, ATA_CMD_DEV_RESET);

			(void)ide_busy_sleep(hwif, WAIT_WORSTCASE, 0);

			(void)ide_busy_sleep(drive, WAIT_WORSTCASE, 0);

			rc = ide_dev_read_id(drive, cmd, id);

		}

include/linux/ide.h

+1 −1
Original line number Diff line number Diff line
@@ -1109,7 +1109,7 @@ void ide_fix_driveid(u16 *); 


extern void ide_fixstring(u8 *, const int, const int);



int ide_busy_sleep(ide_hwif_t *, unsigned long, int);

int ide_busy_sleep(ide_drive_t *, unsigned long, int);



int ide_wait_stat(ide_startstop_t *, ide_drive_t *, u8, u8, unsigned long);