From: Alex Deucher Date: Wed, 3 Jul 2013 19:01:45 +0000 (-0400) Subject: drm/radeon/tn: disable PG when changing UVD clocks X-Git-Tag: upstream/snapshot3+hdmi~4754^2~17^2~1 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=62fa44bf7b75e3e482655baa15309bf3ea122bd3;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git drm/radeon/tn: disable PG when changing UVD clocks Causes hangs for some people. Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/radeon/trinity_dpm.c b/drivers/gpu/drm/radeon/trinity_dpm.c index b02b5ad..8a32bcc 100644 --- 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,