diff options
| author | Tom St Denis <tom.stdenis@amd.com> | 2016-10-13 12:38:07 -0400 |
|---|---|---|
| committer | Sasha Levin <alexander.levin@verizon.com> | 2016-11-23 22:57:08 -0500 |
| commit | 2b5408a089d9f8672f89e90f77bc3f958c7263b5 (patch) | |
| tree | 0bdd70594d258958ba038941e6e595b96f47d291 | |
| parent | 2c21744a274cb04817ce35c1ae13aa49d3246ca5 (diff) | |
drm/radeon/si_dpm: Limit clocks on HD86xx part
[ Upstream commit fb9a5b0c1c9893db2e0d18544fd49e19d784a87d ]
Limit clocks on a specific HD86xx part to avoid
crashes (while awaiting an appropriate PP fix).
Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
| -rw-r--r-- | drivers/gpu/drm/radeon/si_dpm.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c index d5d2c6f92036..2e1c46aa49b7 100644 --- a/drivers/gpu/drm/radeon/si_dpm.c +++ b/drivers/gpu/drm/radeon/si_dpm.c @@ -2967,6 +2967,12 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev, max_sclk = 75000; max_mclk = 80000; } + /* limit clocks on HD8600 series */ + if (rdev->pdev->device == 0x6660 && + rdev->pdev->revision == 0x83) { + max_sclk = 75000; + max_mclk = 80000; + } if ((rdev->pm.dpm.new_active_crtc_count > 1) || ni_dpm_vblank_too_short(rdev)) |