From: Tom St Denis Date: Thu, 26 May 2016 13:47:44 +0000 (-0400) Subject: drm/amdgpu/gfx8: Add serdes wait for idle in CGCG en/disable X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=7894745abb40c2f7d027baddf22e23b799f6ffaa;p=deliverable%2Flinux.git drm/amdgpu/gfx8: Add serdes wait for idle in CGCG en/disable Must wait for SERDES idle before exiting RLC SAFEMODE Signed-off-by: Tom St Denis Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index 7cfeac1c134d..e7fe9cc97729 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -5805,6 +5805,8 @@ static void gfx_v8_0_update_coarse_grain_clock_gating(struct amdgpu_device *adev WREG32(mmRLC_CGCG_CGLS_CTRL, data); } + gfx_v8_0_wait_for_rlc_serdes(adev); + adev->gfx.rlc.funcs->exit_safe_mode(adev); } static int gfx_v8_0_update_gfx_clock_gating(struct amdgpu_device *adev,