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authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2009-05-22 16:23:38 +0200
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2009-05-22 16:23:38 +0200
commit28ee9bc5cc42776e0364399b401a64906ac1ac8e (patch)
tree037aa24bbb500cb0aeebc6b9f7140796387061dc
parentcc30137a221372c67a943ad9ea68121a2bd57a6e (diff)
downloadlinux-linaro-28ee9bc5cc42776e0364399b401a64906ac1ac8e.tar.gz
ide: report timeouts in ide_busy_sleep()
* change 'hwif' argument to 'drive' * report an error on timeout Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
-rw-r--r--drivers/ide/ide-probe.c9
-rw-r--r--include/linux/ide.h2
2 files changed, 7 insertions, 4 deletions
diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index 7f264ed1141..c895ed52b2e 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -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);
}
diff --git a/include/linux/ide.h b/include/linux/ide.h
index ff65fffb078..9fed365a598 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -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);