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Commit 84f3f05b authored by Xiangliang Yu's avatar Xiangliang Yu Committed by Alex Deucher
Browse files

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: default avatarshaoyunl <Shaoyun.Liu@amd.com>
Signed-off-by: default avatarXiangliang Yu <Xiangliang.Yu@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Reviewed-by: default avatarMonk Liu <Monk.Liu@amd.com>
Acked-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent c7fac7dc

drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c

+4 −0
Original line number Diff line number Diff line
@@ -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);