KMD should not program these registers, the value were
defined in the host, so skip them in the SRIOV environment.
Signed-off-by: Peng Ju Zhou <pengju.z...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c
b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c
index e24225b3d42a..422d106a650b 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c
@@ -197,12 +197,12 @@ static void mmhub_v2_0_init_system_aperture_regs(struct
amdgpu_device *adev)
uint64_t value;
uint32_t tmp;
- /* Program the AGP BAR */
- WREG32_SOC15_RLC(MMHUB, 0, mmMMMC_VM_AGP_BASE, 0);
- WREG32_SOC15_RLC(MMHUB, 0, mmMMMC_VM_AGP_BOT, adev->gmc.agp_start >>
24);
- WREG32_SOC15_RLC(MMHUB, 0, mmMMMC_VM_AGP_TOP, adev->gmc.agp_end >> 24);
-
if (!amdgpu_sriov_vf(adev)) {
+ /* Program the AGP BAR */
+ WREG32_SOC15_RLC(MMHUB, 0, mmMMMC_VM_AGP_BASE, 0);
+ WREG32_SOC15_RLC(MMHUB, 0, mmMMMC_VM_AGP_BOT,
adev->gmc.agp_start >> 24);
+ WREG32_SOC15_RLC(MMHUB, 0, mmMMMC_VM_AGP_TOP, adev->gmc.agp_end
>> 24);
+
/* Program the system aperture low logical page number. */
WREG32_SOC15(MMHUB, 0, mmMMMC_VM_SYSTEM_APERTURE_LOW_ADDR,
min(adev->gmc.fb_start, adev->gmc.agp_start) >>
18);
--
2.17.1
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