From 8201a67a49a048953c8af60cc0d5ceb4a5db26f1 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Thu, 24 Nov 2016 21:44:44 +0800 Subject: [PATCH] drm/amdgpu: no need to ungate uvd/vce clock when fini. Signed-off-by: Rex Zhu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 20 +++++++++++++------- 1 file changed, 13 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index fc790e5c46fd..d9074117fb04 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -1470,20 +1470,26 @@ static int amdgpu_fini(struct amdgpu_device *adev) amdgpu_wb_fini(adev); amdgpu_vram_scratch_fini(adev); } - /* ungate blocks before hw fini so that we can shutdown the blocks safely */ - r = adev->ip_blocks[i].version->funcs->set_clockgating_state((void *)adev, - AMD_CG_STATE_UNGATE); - if (r) { - DRM_ERROR("set_clockgating_state(ungate) of IP block <%s> failed %d\n", - adev->ip_blocks[i].version->funcs->name, r); - return r; + + if (adev->ip_blocks[i].version->type != AMD_IP_BLOCK_TYPE_UVD && + adev->ip_blocks[i].version->type != AMD_IP_BLOCK_TYPE_VCE) { + /* ungate blocks before hw fini so that we can shutdown the blocks safely */ + r = adev->ip_blocks[i].version->funcs->set_clockgating_state((void *)adev, + AMD_CG_STATE_UNGATE); + if (r) { + DRM_ERROR("set_clockgating_state(ungate) of IP block <%s> failed %d\n", + adev->ip_blocks[i].version->funcs->name, r); + return r; + } } + r = adev->ip_blocks[i].version->funcs->hw_fini((void *)adev); /* XXX handle errors */ if (r) { DRM_DEBUG("hw_fini of IP block <%s> failed %d\n", adev->ip_blocks[i].version->funcs->name, r); } + adev->ip_blocks[i].status.hw = false; } -- 2.20.1