Commit 7ef869ef authored by Emily Deng's avatar Emily Deng Committed by Alex Deucher
Browse files

drm/amdgpu/sriov: Need to clear kiq position 



As will clear vf fw during unload driver, to avoid idle fail. Need
to clear KIQ portion also.

Signed-off-by: default avatarEmily Deng <Emily.Deng@amd.com>
Ack-by: default avatarMonk.liu <monk.liu@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent ac1af421

drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c

+6 −0
Original line number Diff line number Diff line
@@ -6876,6 +6876,7 @@ static int gfx_v10_0_hw_fini(void *handle) 
{

	struct amdgpu_device *adev = (struct amdgpu_device *)handle;

	int r;

	uint32_t tmp;



	amdgpu_irq_put(adev, &adev->gfx.priv_reg_irq, 0);

	amdgpu_irq_put(adev, &adev->gfx.priv_inst_irq, 0);
@@ -6890,6 +6891,11 @@ static int gfx_v10_0_hw_fini(void *handle) 
		DRM_ERROR("KCQ disable failed\n");

	if (amdgpu_sriov_vf(adev)) {

		gfx_v10_0_cp_gfx_enable(adev, false);

		/* Program KIQ position of RLC_CP_SCHEDULERS during destroy */

		tmp = RREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS);

		tmp &= 0xffffff00;

		WREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS, tmp);



		return 0;

	}

	gfx_v10_0_cp_enable(adev, false);