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drm/amdgpu/sriov: Need to clear kiq position

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

Signed-off-by: Emily Deng <Emily.Deng@amd.com>
Ack-by: Monk.liu <monk.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Emily Deng
2020-06-11 14:09:16 +08:00
committed by Alex Deucher
parent ac1af42132
commit 7ef869ef68
1 changed files with 6 additions and 0 deletions
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6
drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
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@@ -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);