Bartlomiej Zolnierkiewicz wrote:
Add ide_busy_sleep() helper and use it in do_probe(),
enable_nest() and probe_hwif().
As a nice side-effect this fixes a minor bug in enable_nest()
(the code was reading status register without any delay).
Huh?
Signed-off-by: Bartlomiej Zolnierkiewicz <[EMAIL PROTECTED]>
Acked-by: Sergei Shtylyov <[EMAIL PROTECTED]>
Index: b/drivers/ide/ide-probe.c
===================================================================
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
[...]
@@ -489,20 +499,16 @@ static int do_probe (ide_drive_t *drive,
static void enable_nest (ide_drive_t *drive)
{
ide_hwif_t *hwif = HWIF(drive);
- unsigned long timeout;
printk("%s: enabling %s -- ", hwif->name, drive->id->model);
SELECT_DRIVE(drive);
msleep(50);
hwif->OUTB(EXABYTE_ENABLE_NEST, IDE_COMMAND_REG);
- timeout = jiffies + WAIT_WORSTCASE;
- do {
- if (time_after(jiffies, timeout)) {
- printk("failed (timeout)\n");
- return;
- }
- msleep(50);
Here's a delay, isn't it?
- } while ((hwif->INB(IDE_STATUS_REG)) & BUSY_STAT);
+
+ if (ide_busy_sleep(hwif)) {
+ printk(KERN_CONT "failed (timeout)\n");
+ return;
+ }
msleep(50);
MBR, Sergei
-
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