[alsa-devel] [PATCH] ALSA: hda - bug fix on return value when getting HDMI ELD info
mengdong.lin at intel.com
Thu Mar 28 03:19:39 CET 2013
> -----Original Message-----
> From: David Henningsson [mailto:david.henningsson at canonical.com]
> Sent: Wednesday, March 27, 2013 6:16 PM
> To: Lin, Mengdong
> Cc: alsa-devel at alsa-project.org; tiwai at suse.de
> Subject: Re: [alsa-devel] [PATCH] ALSA: hda - bug fix on return value when
> getting HDMI ELD info
> On 03/27/2013 02:37 PM, mengdong.lin at intel.com wrote:
> > From: Mengdong Lin <mengdong.lin at intel.com>
> > In function snd_hdmi_get_eld(), the variable 'ret' should be initialized to 0.
> > Otherwise it will be returned uninitialized as non-zero after ELD info
> > is got successfully. Thus hdmi_present_sense() will always assume ELD
> > info is invalid by mistake, and /proc file system cannot show the proper ELD
> > This patch also let debug message show 'pin_eld->monitor_present'
> > which is the real pin response to verb GET_PIN_SENSE.
> > Signed-off-by: Mengdong Lin <mengdong.lin at intel.com>
> Reviewed-by: David Henningsson <david.henningsson at canonical.com>
> Good findings.
> The first one is at least in 3.8 and so this should be sent to stable too.
> The second one (pin_eld) is new for 3.9, and probably caused by me, so, sorry
> for that :-/
I've divided them into two patches. Please review.
[PATCH v2 1/2] ALSA: hda - bug fix on return value when getting HDMI ELD info
[PATCH v2 2/2] ALSA: hda - bug fix on HDMI ELD debug message
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