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authorAlex Deucher <alexander.deucher@amd.com>2014-02-17 21:50:13 +0400
committerAlex Deucher <alexander.deucher@amd.com>2014-02-18 22:41:02 +0400
commit78b035101999d8d071781778c019c387dc8bebb2 (patch)
tree0374da5c165ca93352e1a4a0bcc9ffd4ca1cdc5c /drivers
parentbea61c59d799c23591da2b29444ecc649a8682cf (diff)
downloadlinux-78b035101999d8d071781778c019c387dc8bebb2.tar.xz
drm/radeon/dpm: reduce r7xx vblank mclk threshold to 200
Most laptops seems to have a vblank period of less than 300 and mclk switching works fine. Drop the quirk and set the default threshold to 200. bug: https://bugzilla.kernel.org/show_bug.cgi?id=70701 Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/radeon/rv770_dpm.c9
1 files changed, 1 insertions, 8 deletions
diff --git a/drivers/gpu/drm/radeon/rv770_dpm.c b/drivers/gpu/drm/radeon/rv770_dpm.c
index 5b2ea8ac0731..b5f63f5e22a3 100644
--- a/drivers/gpu/drm/radeon/rv770_dpm.c
+++ b/drivers/gpu/drm/radeon/rv770_dpm.c
@@ -2526,14 +2526,7 @@ 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;
-
- /* quirks */
- /* ASUS K70AF */
- if ((rdev->pdev->device == 0x9553) &&
- (rdev->pdev->subsystem_vendor == 0x1043) &&
- (rdev->pdev->subsystem_device == 0x1c42))
- switch_limit = 200;
+ u32 switch_limit = 200; /* 300 */
/* RV770 */
/* mclk switching doesn't seem to work reliably on desktop RV770s */