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| author |   Dave Airlie <airlied@redhat.com> | 2022-10-21 09:56:07 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2022-10-21 09:56:14 +1000 |
| commit | cbc543c59e8e7c8bc8604d6ac3e18a029e3d5118 (patch) | |
| tree | 1acc5f6dc68d4ff19d34e4a030456335e92b00aa /drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c | |
| parent | Merge tag 'amd-drm-fixes-6.1-2022-10-20' of https://gitlab.freedesktop.org/agd5f/linux into drm-fixes (diff) | |
| parent | drm/panfrost: replace endian-specific types with native ones (diff) | |
| download | wireguard-linux-cbc543c59e8e7c8bc8604d6ac3e18a029e3d5118.tar.xz wireguard-linux-cbc543c59e8e7c8bc8604d6ac3e18a029e3d5118.zip | |
Merge tag 'drm-misc-fixes-2022-10-20' of git://anongit.freedesktop.org/drm/drm-misc into drm-fixes
drm-misc-fixes for v6.1-rc2:
- Fix a buffer overflow in format_helper_test.
- Set DDC pointer in drmm_connector_init.
- Compiler fixes for panfrost.
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/c4d05683-8ebe-93b8-d24c-d1d2c68f12c4@linux.intel.com
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c index 2b0669c464f6..69e105fa41f6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c @@ -116,8 +116,15 @@ static int amdgpu_vm_sdma_commit(struct amdgpu_vm_update_params *p, DMA_RESV_USAGE_BOOKKEEP); } - if (fence && !p->immediate) + if (fence && !p->immediate) { + /* + * Most hw generations now have a separate queue for page table + * updates, but when the queue is shared with userspace we need + * the extra CPU round trip to correctly flush the TLB. + */ + set_bit(DRM_SCHED_FENCE_DONT_PIPELINE, &f->flags); swap(*fence, f); + } dma_fence_put(f); return 0; |