Messages in this thread | | | Date | Tue, 17 Jun 2008 10:06:47 +0200 | From | Jens Axboe <> | Subject | Re: [PATCH] cdrom: don't check CDC_PLAY_AUDIO in cdrom_count_tracks() |
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On Tue, Jun 17 2008, Tejun Heo wrote: > According to MMC-3 (or any later versions) READ TOCs are mandatory > commands and have nothing to do with CDC_PLAY_AUDIO. I have no idea > why the check was put there in the first place but it now only breaks > automatic actions on certain drives. > > Note that this test was only effective when ide-cdrom was being used > as sr didn't mask CDC_PLAY_AUDIO according to the capabilities. > > Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Jens Axboe <jens.axboe@oracle.com>
> --- > drivers/cdrom/cdrom.c | 4 ---- > 1 file changed, 4 deletions(-) > > diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c > index 69f26eb..11574c5 100644 > --- a/drivers/cdrom/cdrom.c > +++ b/drivers/cdrom/cdrom.c > @@ -1491,10 +1491,6 @@ static void cdrom_count_tracks(struct cdrom_device_info *cdi, tracktype* tracks) > tracks->xa=0; > tracks->error=0; > cdinfo(CD_COUNT_TRACKS, "entering cdrom_count_tracks\n"); > - if (!CDROM_CAN(CDC_PLAY_AUDIO)) { > - tracks->error=CDS_NO_INFO; > - return; > - } > /* Grab the TOC header so we can see how many tracks there are */ > if ((ret = cdi->ops->audio_ioctl(cdi, CDROMREADTOCHDR, &header))) { > if (ret == -ENOMEDIUM)
-- Jens Axboe
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