commit | 4dfe7d7b4e3ba16fc377a48a221bfe8172bc50e1 | [log] [tgz] |
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author | Alex Deucher <alexander.deucher@amd.com> | Tue Mar 27 16:51:41 2018 -0500 |
committer | Alex Deucher <alexander.deucher@amd.com> | Tue May 15 13:43:14 2018 -0500 |
tree | 61a8baa6c770d01c7892f485aa1c49f47e150e61 | |
parent | 10ed3c3190d38f189ed6857cecca1a2eb6de33a3 [diff] |
drm/amdgpu/sdma4: add emit_reg_write_reg_wait ring callback (v2) This adds support for writing and reading back in a single oneshot packet. This is needed to send a tlb invalidation and wait for ack in a single operation. v2: squash sdma hang fix into this patch 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> Signed-off-by: Emily Deng <Emily.Deng@amd.com>