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drm/amdgpu/vce4: add emit_reg_write_reg_wait ring callback
authorAlex Deucher <alexander.deucher@amd.com>
Tue, 27 Mar 2018 22:06:33 +0000 (17:06 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Tue, 15 May 2018 18:43:15 +0000 (13:43 -0500)
commita8cc802a80459a822653a8b659667a24e98c0baf
treeeba90bbf65e7ba9f30a930110c0449158abf4f6dtree | snapshot
parentfb5dab74cf69b2eaaf28e64f849e13a575bd4a6dcommit | diff
drm/amdgpu/vce4: add emit_reg_write_reg_wait ring callback

This adds support for writing and reading back using the
helper since the engines doesn't have a oneshot packet.

Reviewed-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/vce_v4_0.c diff | blob | history
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