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(parent: 13c84bb) | patch
drm/amd/display: decouple dmcub execution to reduce lock granularity
authorJinZe.Xu <jinze.xu@amd.com>
Fri, 13 Oct 2023 01:50:00 +0000 (09:50 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Tue, 7 Nov 2023 16:16:01 +0000 (11:16 -0500)
commit028bac5834495f4f4036bf8b3206fcdafe99a393
treee1ea164c83f70a2c66d40f6458eb642a56463007tree
parent13c84bbe0524e6a5c8a3d873152c1eaa295e3592commit | diff
drm/amd/display: decouple dmcub execution to reduce lock granularity

[Why]
On some systems dmub commands run at high IRQ, so long running
commands will block other interrupts.

[How]
Decouple wait_for_idle from dmcub queue/execute/wait.

Reviewed-by: Josip Pavic <josip.pavic@amd.com>
Acked-by: Hersen Wu <hersenxs.wu@amd.com>
Signed-off-by: JinZe.Xu <jinze.xu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c diff | blob | blame | history
drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)