Messages in this thread Patch in this message | | | From | Bartlomiej Zolnierkiewicz <> | Subject | [PATCH] ide: increase timeout in wait_drive_not_busy() | Date | Sun, 15 Jun 2008 20:24:24 +0200 |
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Some ATAPI devices take longer than the current max timeout value to become ready (i.e. TEAC DV-W28ECW takes 6 ms) so increase the timeout value to 10 ms.
This fixes kernel.org bugzilla bug #10887: http://bugzilla.kernel.org/show_bug.cgi?id=10887
Reported-by: Masanari Iida <standby24x7@gmail.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> --- draft patch, I'm waiting on feedback from Masanari on this one
drivers/ide/ide-taskfile.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
Index: b/drivers/ide/ide-taskfile.c =================================================================== --- a/drivers/ide/ide-taskfile.c +++ b/drivers/ide/ide-taskfile.c @@ -225,10 +225,10 @@ static u8 wait_drive_not_busy(ide_drive_ u8 stat; /* - * Last sector was transfered, wait until drive is ready. - * This can take up to 10 usec, but we will wait max 1 ms. + * Last sector was transfered, wait until device is ready. This can + * take up to 6 ms on some ATAPI devices, so we will wait max 10 ms. */ - for (retries = 0; retries < 100; retries++) { + for (retries = 0; retries < 1000; retries++) { stat = ide_read_status(drive); if (stat & BUSY_STAT)
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