diff options
author | Alex Deucher <alexander.deucher@amd.com> | 2013-08-12 11:24:05 -0400 |
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committer | Alex Deucher <alexander.deucher@amd.com> | 2013-08-30 16:30:37 -0400 |
commit | f75195cac32bfd2ef07764bd370d3b788bd8b003 (patch) | |
tree | c0e6c07e152d154d368d7329e5c4fd06702a9ebb /drivers/gpu/drm/radeon/rv770_dpm.c | |
parent | 942bdf7f9ebc9a46e3f9b3c235112c0947905453 (diff) | |
download | op-kernel-dev-f75195cac32bfd2ef07764bd370d3b788bd8b003.zip op-kernel-dev-f75195cac32bfd2ef07764bd370d3b788bd8b003.tar.gz |
drm/radeon/dpm: add reclocking quirk for ASUS K70AF
The LCD has a relatively short vblank time (216us), but
the card is able to reclock memory fine in that time.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reported-by: normalrawr@gmail.com
Diffstat (limited to 'drivers/gpu/drm/radeon/rv770_dpm.c')
-rw-r--r-- | drivers/gpu/drm/radeon/rv770_dpm.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/rv770_dpm.c b/drivers/gpu/drm/radeon/rv770_dpm.c index 094c67a..44c1e78 100644 --- a/drivers/gpu/drm/radeon/rv770_dpm.c +++ b/drivers/gpu/drm/radeon/rv770_dpm.c @@ -2517,8 +2517,16 @@ u32 rv770_dpm_get_mclk(struct radeon_device *rdev, bool low) bool rv770_dpm_vblank_too_short(struct radeon_device *rdev) { u32 vblank_time = r600_dpm_get_vblank_time(rdev); + u32 switch_limit = 300; - if (vblank_time < 300) + /* quirks */ + /* ASUS K70AF */ + if ((rdev->pdev->device == 0x9553) && + (rdev->pdev->subsystem_vendor == 0x1043) && + (rdev->pdev->subsystem_device == 0x1c42)) + switch_limit = 200; + + if (vblank_time < switch_limit) return true; else return false; |