diff options
| author | Tom St Denis <tom.stdenis@amd.com> | 2016-10-13 12:38:07 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-11-10 16:38:54 +0100 |
| commit | fe777e7a595cc57ac7b6015d10da7801eb9bf070 (patch) | |
| tree | a5b152cbea746727db8d97960bbe4a897d833920 | |
| parent | fa6227dbfd6a60587e5065e7df3e0571f4d1f31a (diff) | |
drm/radeon/si_dpm: Limit clocks on HD86xx part
commit fb9a5b0c1c9893db2e0d18544fd49e19d784a87d upstream.
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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -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 89bdf20344ae..e22b11189628 100644 --- a/drivers/gpu/drm/radeon/si_dpm.c +++ b/drivers/gpu/drm/radeon/si_dpm.c @@ -3021,6 +3021,12 @@ 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 (rps->vce_active) { rps->evclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].evclk; |