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ide: report timeouts in ide_busy_sleep()

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

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2009-05-22 16:23:38 +02:00
parent cc30137a22
commit 28ee9bc5cc
2 changed files with 7 additions and 4 deletions
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9
drivers/ide/ide-probe.c
View File

@ -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);
}

2
include/linux/ide.h
View File

@ -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);