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(parent: 7ce6611) | patch
drm/amdgpu: Add support for resuming SDMA queues w/o HWS
authorFelix Kuehling <Felix.Kuehling@amd.com>
Wed, 1 Nov 2017 23:21:59 +0000 (19:21 -0400)
committerOded Gabbay <oded.gabbay@gmail.com>
Wed, 1 Nov 2017 23:21:59 +0000 (19:21 -0400)
commitfd0f0762dc590736a6692707860af3ce793f5028
tree2d4ab1824148d4234dd8a355120fb3bca2ee8479tree | snapshot
parent7ce66118aaca8c9ed23cd44d629b8037a4117c11commit | diff
drm/amdgpu: Add support for resuming SDMA queues w/o HWS

Save wptr in hqd_sdma_destroy, restore it in hqd_sdma_load. Also
read updated wptr from user mode when resuming an SDMA queue.

Signed-off-by: Jay Cornwall <Jay.Cornwall@amd.com>
Signed-off-by: Yong Zhao <yong.zhao@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Acked-by: Oded Gabbay <oded.gabbay@gmail.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c diff | blob | history
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c diff | blob | history
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