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drm/radeon/tn: disable PG when changing UVD clocks
author
Alex Deucher
<alexander.deucher@amd.com>
Wed, 3 Jul 2013 19:01:45 +0000
(15:01 -0400)
committer
Alex Deucher
<alexander.deucher@amd.com>
Wed, 3 Jul 2013 21:37:30 +0000
(17:37 -0400)
Causes hangs for some people.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/radeon/trinity_dpm.c
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diff --git
a/drivers/gpu/drm/radeon/trinity_dpm.c
b/drivers/gpu/drm/radeon/trinity_dpm.c
index
b02b5ad
..
8a32bcc
100644
(file)
--- a/
drivers/gpu/drm/radeon/trinity_dpm.c
+++ b/
drivers/gpu/drm/radeon/trinity_dpm.c
@@
-921,6
+921,10
@@
static void trinity_setup_uvd_clocks(struct radeon_device *rdev,
{
struct trinity_power_info *pi = trinity_get_pi(rdev);
+ if (pi->enable_gfx_power_gating) {
+ trinity_gfx_powergating_enable(rdev, false);
+ }
+
if (pi->uvd_dpm) {
if (trinity_uvd_clocks_zero(new_rps) &&
!trinity_uvd_clocks_zero(old_rps)) {
@@
-946,6
+950,10
@@
static void trinity_setup_uvd_clocks(struct radeon_device *rdev,
radeon_set_uvd_clocks(rdev, new_rps->vclk, new_rps->dclk);
}
+
+ if (pi->enable_gfx_power_gating) {
+ trinity_gfx_powergating_enable(rdev, true);
+ }
}
static void trinity_set_uvd_clock_before_set_eng_clock(struct radeon_device *rdev,