Bug#837809: [drm:si_dpm_set_power_state [radeon]] *ERROR* si_restrict_performance_levels_before_s

["Deucher, Alexander" <Alexander.Deucher@amd.com>]

> -----Original Message-----
> From: Heinrich Schuchardt [mailto:xypron.glpk@gmx.de]
> Sent: Tuesday, August 29, 2017 6:43 AM
> To: 837809@bugs.debian.org
> Cc: Deucher, Alexander
> Subject: [drm:si_dpm_set_power_state [radeon]] *ERROR*
> si_restrict_performance_levels_before_s
> 
> The message still occurs with Stretch kernel 4.9.0-3-amd64.
> 
> [  +0.000192] fbcon: radeondrmfb (fb0) is primary device
> [  +0.179799] [drm:si_dpm_set_power_state [radeon]] *ERROR*
> si_restrict_performance_levels_before_s
> [  +0.122488] Console: switching to colour frame buffer device 480x135
> [  +0.087282] radeon 0000:01:00.0: fb0: radeondrmfb frame buffer device
> [  +0.094945] [drm] Initialized radeon 2.48.0 20080528 for 0000:01:00.0
> on minor 0
> 
> The message is created in drivers/gpu/drm/radeon/si_dpm.c
> if si_restrict_performance_levels_before_switch fails.
> 
> My graphics adapter is
> 01:00.0 VGA compatible controller: Advanced Micro Devices, Inc.
> [AMD/ATI] Cape Verde XT [Radeon HD 7770/8760 / R7 250X] (prog-if 00 [VGA
> controller])
> 
> xset dpms force standby
> works fine on my system.
> 

Are you actually experiencing any problems other than the message?  In most cases the message is harmless.

Alex