linux-kernel - Re: 274ad65c9d02 ("drm/radeon: hard reset r600 and newer GPU when hibernating.")

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Date:	Wed, 8 Jun 2016 12:44:12 -0400
From:	Alex Deucher <alexdeucher@...il.com>
To:	Borislav Petkov <bp@...en8.de>
Cc:	Grigori Goronzy <greg@...wn.ath.cx>,
	Alex Deucher <alexander.deucher@....com>,
	Jerome Glisse <jglisse@...hat.com>,
	Christian König <christian.koenig@....com>,
	Maling list - DRI developers 
	<dri-devel@...ts.freedesktop.org>,
	lkml <linux-kernel@...r.kernel.org>
Subject: Re: 274ad65c9d02 ("drm/radeon: hard reset r600 and newer GPU when hibernating.")

On Wed, Jun 8, 2016 at 12:32 PM, Borislav Petkov <bp@...en8.de> wrote:
> On Wed, Jun 08, 2016 at 05:28:53PM +0200, Grigori Goronzy wrote:
>> Are you sure it is using accelerated decoding? CPU load should be just 1-2%.
>
> Ha, good point. So with mplayer vo=vdpau, CPU load was at something over 12%.
>
> Doing:
>
> $ mpv --vo=vdpau --hwdec=vdpau $file
>  (+) Video --vid=1 (*) (h264)
>  (+) Audio --aid=1 --alang=eng (*) (aac)
> Trying to use hardware decoding.
> AO: [alsa] 48000Hz stereo 2ch float
> VO: [vdpau] 1280x720 vdpau
> AV: 00:00:50 / 00:02:36 (32%) A-V:  0.000
>
> did bring it down to 5-6ish.
>
>   PID USER      PR  NI    VIRT    RES    SHR S  %CPU %MEM     TIME+ COMMAND
> 12482 boris     20   0 1026628  74272  47632 S   5.6  0.5   0:02.77 mpv
>
> so I'm guessing this should be using hw accel now...
>
> In any case, output looks fine again too.

If the ring and IB tests pass on resume, you should be good to go.

Alex

>
> Thanks.
>
> --
> Regards/Gruss,
>     Boris.
>
> ECO tip #101: Trim your mails when you reply.
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