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charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" When there is no graphics support, KFD can use more of the VMIDs. Graphics VMIDs are only used for video decoding/encoding and post processing. With two VCE engines, there is no reason to reserve more than 2 VMIDs for that. Signed-off-by: Felix Kuehling --- drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c index 6e10b42c57e5..3470929e5b8e 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c @@ -1245,10 +1245,15 @@ static int gmc_v9_0_sw_init(void *handle) /* * number of VMs * VMID 0 is reserved for System - * amdgpu graphics/compute will use VMIDs 1-7 - * amdkfd will use VMIDs 8-15 + * amdgpu graphics/compute will use VMIDs 1..n-1 + * amdkfd will use VMIDs n..15 + * + * The first KFD VMID is 8 for GPUs with graphics, 3 for + * compute-only GPUs. On compute-only GPUs that leaves 2 VMIDs + * for video processing. */ - adev->vm_manager.first_kfd_vmid = 8; + adev->vm_manager.first_kfd_vmid = + adev->asic_type == CHIP_ARCTURUS ? 3 : 8; amdgpu_vm_manager_init(adev); -- 2.26.0 _______________________________________________ amd-gfx mailing list amd-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/amd-gfx