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| author | Xiangliang Yu <Xiangliang.Yu@amd.com> | 2016-11-30 03:54:18 +0100 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2016-12-07 00:08:37 +0100 |
| commit | 84f3f05b44327b7517086ae048f4131ec175e7b5 (patch) | |
| tree | af8f5bfaded1f13fe82dc432c86f06641dbc897d | |
| parent | drm/amd/powerplay: Adjust the position of data size initial (diff) | |
| download | linux-84f3f05b44327b7517086ae048f4131ec175e7b5.tar.xz linux-84f3f05b44327b7517086ae048f4131ec175e7b5.zip | |
drm/amdgpu: Don't touch GFX hw during HW fini
For SR-IOV client, driver shouldn't touch the GFX hw during HW
fini, otherwise, gfx will fail to start after rebooting guest os.
Signed-off-by: shaoyunl <Shaoyun.Liu@amd.com>
Signed-off-by: Xiangliang Yu <Xiangliang.Yu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Monk Liu <Monk.Liu@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index 525990316099..6ef0e0d047b5 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -4827,6 +4827,10 @@ static int gfx_v8_0_hw_fini(void *handle) amdgpu_irq_put(adev, &adev->gfx.priv_reg_irq, 0); amdgpu_irq_put(adev, &adev->gfx.priv_inst_irq, 0); + if (amdgpu_sriov_vf(adev)) { + pr_debug("For SRIOV client, shouldn't do anything.\n"); + return 0; + } gfx_v8_0_cp_enable(adev, false); gfx_v8_0_rlc_stop(adev); gfx_v8_0_cp_compute_fini(adev); |