From: Alex Deucher Date: Thu, 11 Jul 2013 19:00:14 +0000 (-0400) Subject: drm/radeon/dpm: disable gfx PG on PALM X-Git-Tag: v3.11-rc2~17^2~4^2~14 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9847b36af413f32528fc929a0b11d32c2872a05c;p=profile%2Fivi%2Fkernel-x86-ivi.git drm/radeon/dpm: disable gfx PG on PALM Gfx PG doesn't seem to work properly when UVD is initialized on certain PALM boards. Disable gfx PG for now until we sort out a proper fix. Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/radeon/sumo_dpm.c b/drivers/gpu/drm/radeon/sumo_dpm.c index 11b6b99..ca38102 100644 --- a/drivers/gpu/drm/radeon/sumo_dpm.c +++ b/drivers/gpu/drm/radeon/sumo_dpm.c @@ -1732,7 +1732,13 @@ int sumo_dpm_init(struct radeon_device *rdev) pi->enable_sclk_ds = true; pi->enable_dynamic_m3_arbiter = false; pi->enable_dynamic_patch_ps = true; - pi->enable_gfx_power_gating = true; + /* Some PALM chips don't seem to properly ungate gfx when UVD is in use; + * for now just disable gfx PG. + */ + if (rdev->family == CHIP_PALM) + pi->enable_gfx_power_gating = false; + else + pi->enable_gfx_power_gating = true; pi->enable_gfx_clock_gating = true; pi->enable_mg_clock_gating = true; pi->enable_auto_thermal_throttling = true;