diff options
| author | Monk Liu <Monk.Liu@amd.com> | 2017-03-22 18:01:59 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-03-29 23:55:41 -0400 |
| commit | 79a0c4655e47ca31c24e1d8cfd4c9a461571a100 (patch) | |
| tree | d05da5f593e149866b2302b964e0e907f215ab65 /drivers/gpu/drm/amd/amdgpu | |
| parent | 6e9dc861219b8f8966f5a91984dbfaa6de57fb8b (diff) | |
| download | linux-79a0c4655e47ca31c24e1d8cfd4c9a461571a100.tar.gz linux-79a0c4655e47ca31c24e1d8cfd4c9a461571a100.tar.xz | |
drm/amdgpu:fix gmc_v9 vm fault process for SRIOV
for SRIOV we cannot use access register when in IRQ routine
with regular KIQ method
Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c index c29a477ea449..f1f4eac11400 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c @@ -137,20 +137,28 @@ static int gmc_v9_0_process_interrupt(struct amdgpu_device *adev, addr = (u64)entry->src_data[0] << 12; addr |= ((u64)entry->src_data[1] & 0xf) << 44; - if (entry->vm_id_src) { - status = RREG32(mmhub->vm_l2_pro_fault_status); - WREG32_P(mmhub->vm_l2_pro_fault_cntl, 1, ~1); - } else { - status = RREG32(gfxhub->vm_l2_pro_fault_status); - WREG32_P(gfxhub->vm_l2_pro_fault_cntl, 1, ~1); - } + if (!amdgpu_sriov_vf(adev)) { + if (entry->vm_id_src) { + status = RREG32(mmhub->vm_l2_pro_fault_status); + WREG32_P(mmhub->vm_l2_pro_fault_cntl, 1, ~1); + } else { + status = RREG32(gfxhub->vm_l2_pro_fault_status); + WREG32_P(gfxhub->vm_l2_pro_fault_cntl, 1, ~1); + } - DRM_ERROR("[%s]VMC page fault (src_id:%u ring:%u vm_id:%u pas_id:%u) " + DRM_ERROR("[%s]VMC page fault (src_id:%u ring:%u vm_id:%u pas_id:%u) " "at page 0x%016llx from %d\n" "VM_L2_PROTECTION_FAULT_STATUS:0x%08X\n", entry->vm_id_src ? "mmhub" : "gfxhub", entry->src_id, entry->ring_id, entry->vm_id, entry->pas_id, addr, entry->client_id, status); + } else { + DRM_ERROR("[%s]VMC page fault (src_id:%u ring:%u vm_id:%u pas_id:%u) " + "at page 0x%016llx from %d\n", + entry->vm_id_src ? "mmhub" : "gfxhub", + entry->src_id, entry->ring_id, entry->vm_id, entry->pas_id, + addr, entry->client_id); + } return 0; } |