diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c index ee16ec1a01bb..aafb16064338 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c @@ -230,8 +230,8 @@ static void gmc_v10_0_flush_vm_hub(struct amdgpu_device *adev, uint32_t vmid, * * Flush the TLB for the requested page table. */ -static void gmc_v10_0_flush_gpu_tlb(struct amdgpu_device *adev, - uint32_t vmid, uint32_t flush_type) +static void gmc_v10_0_flush_gpu_tlb(struct amdgpu_device *adev, uint32_t vmid, + uint32_t vmhub, uint32_t flush_type) { struct amdgpu_ring *ring = adev->mman.buffer_funcs_ring; struct dma_fence *fence; @@ -244,7 +244,14 @@ static void gmc_v10_0_flush_gpu_tlb(struct amdgpu_device *adev, mutex_lock(&adev->mman.gtt_window_lock); - gmc_v10_0_flush_vm_hub(adev, vmid, AMDGPU_MMHUB_0, 0); + if (vmhub == AMDGPU_MMHUB_0) { + gmc_v10_0_flush_vm_hub(adev, vmid, AMDGPU_MMHUB_0, 0); + mutex_unlock(&adev->mman.gtt_window_lock); + return; + } + + BUG_ON(vmhub != AMDGPU_GFXHUB_0); + if (!adev->mman.buffer_funcs_enabled || !adev->ib_pool_ready || adev->in_gpu_reset) { @@ -756,7 +763,8 @@ static int gmc_v10_0_gart_enable(struct amdgpu_device *adev) gfxhub_v2_0_set_fault_enable_default(adev, value); mmhub_v2_0_set_fault_enable_default(adev, value); - gmc_v10_0_flush_gpu_tlb(adev, 0, 0); + gmc_v10_0_flush_gpu_tlb(adev, 0, AMDGPU_MMHUB_0, 0); + gmc_v10_0_flush_gpu_tlb(adev, 0, AMDGPU_GFXHUB_0, 0); DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n", (unsigned)(adev->gmc.gart_size >> 20), |