diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/0676-drm-amdgpu-add-ring-test-for-page-queue.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/0676-drm-amdgpu-add-ring-test-for-page-queue.patch | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/0676-drm-amdgpu-add-ring-test-for-page-queue.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/0676-drm-amdgpu-add-ring-test-for-page-queue.patch new file mode 100644 index 00000000..f06a08cb --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/0676-drm-amdgpu-add-ring-test-for-page-queue.patch @@ -0,0 +1,41 @@ +From 4095ec6ab17d5b368d86a4a68c0b4473809ae246 Mon Sep 17 00:00:00 2001 +From: Huang Rui <ray.huang@amd.com> +Date: Thu, 18 Oct 2018 18:11:45 +0800 +Subject: [PATCH 0676/2940] drm/amdgpu: add ring test for page queue +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +We add page queue for sdma to update page table. So here it also needs ring test +to verify it workable during the initialization. + +Signed-off-by: Huang Rui <ray.huang@amd.com> +Reviewed-by: Christian König <christian.koenig@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c | 9 +++++++++ + 1 file changed, 9 insertions(+) + +diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c +index 6367a8133168..dc0e8053a477 100644 +--- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c ++++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c +@@ -1150,6 +1150,15 @@ static int sdma_v4_0_start(struct amdgpu_device *adev) + return r; + } + ++ if (adev->sdma.has_page_queue) { ++ ring = &adev->sdma.instance[i].page; ++ r = amdgpu_ring_test_ring(ring); ++ if (r) { ++ ring->ready = false; ++ return r; ++ } ++ } ++ + if (adev->mman.buffer_funcs_ring == ring) + amdgpu_ttm_set_buffer_funcs_status(adev, true); + } +-- +2.17.1 + |