[PATCH 4/4] drm/amd/powerplay: add profiling mode in dpm level

[Deucher, Alexander]

> -----Original Message-----
> From: amd-gfx [mailto:amd-gfx-bounces at lists.freedesktop.org] On Behalf
> Of Zhu, Rex
> Sent: Monday, January 09, 2017 2:46 AM
> To: Andy Furniss; Alex Deucher
> Cc: amd-gfx list
> Subject: RE: [PATCH 4/4] drm/amd/powerplay: add profiling mode in dpm
> level
> 
> Thanks Andy,
> 
> The attached patch can fix this bug.
> Please review.

Reviewed-by: Alex Deucher <alexander.deucher at amd.com>

> 
> Best Regards
> Rex
> 
> -----Original Message-----
> From: Andy Furniss [mailto:adf.lists at gmail.com]
> Sent: Monday, January 09, 2017 4:18 AM
> To: Alex Deucher; Zhu, Rex
> Cc: amd-gfx list
> Subject: Re: [PATCH 4/4] drm/amd/powerplay: add profiling mode in dpm
> level
> 
> Alex Deucher wrote:
> > On Fri, Dec 23, 2016 at 3:45 AM, Rex Zhu <Rex.Zhu at amd.com> wrote:
> >> Change-Id: I4a46440882cd94fe5e77e3f351aaccc218a2ece5
> >
> > Patches 1-3:
> > Reviewed-by: Alex Deucher <alexander.deucher at amd.com>
> >
> > patch 4:
> > Please add a better patch description and explain what profiling mode
> > is good for, etc.
> 
> This on drm-next-4.10-wip regresses setting profile a bit on R9285.
> 
> It works eg. if in auto then doing
> 
> echo high >
> /sys/class/drm/card0/device/power_dpm_force_performance_level
> 
> is OK and echo auto  > ... is also OK.
> 
> The issue if I am in auto and echo auto > .... then I don't get my prompt back.
> 
> echo high from elsewhere will make it return - but it doesn't set high.