From cfee05bc90571966797ce4850f299c14a9bd02ff Mon Sep 17 00:00:00 2001 From: Monk Liu Date: Mon, 12 Dec 2016 17:18:37 +0800 Subject: [PATCH] drm/amdgpu:bypass RLC init for SRIOV MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit one issue unresolved for RLC: rlc will go wrong completely if there is a soft_reset before RLC ucode loading. to workaround above issue, we can totally ignore RLC in guest driver side due to there was already full initialization on RLC side by GIM Signed-off-by: Monk Liu Signed-off-by: Xiangliang Yu Reviewed-by: Alex Deucher Acked-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c index 9df3e834e7af..64bf70521af9 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c @@ -1465,6 +1465,9 @@ static int gfx_v9_0_rlc_resume(struct amdgpu_device *adev) { int r; + if (amdgpu_sriov_vf(adev)) + return 0; + gfx_v9_0_rlc_stop(adev); /* disable CG */ -- 2.20.1