diff options
| author | Jude Shih <shenshih@amd.com> | 2021-07-25 13:55:02 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-09-01 16:55:10 -0400 |
| commit | e27c41d5b0681c597ac1894f4e02cf626e062250 (patch) | |
| tree | ff988e4e25cf83932382991909b2f7a833cec4a2 /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c | |
| parent | b5ce6fe8129f7e738941c70f9a82f4a98d0c1aad (diff) | |
drm/amd/display: Support for DMUB HPD interrupt handling
[WHY]
To add support for HPD interrupt handling from DMUB.
HPD interrupt could be triggered from outbox1 from DMUB
[HOW]
1) Use queue_work to handle hpd task from outbox1
2) Add handle_hpd_irq_helper to share interrupt handling code
between legacy and DMUB HPD from outbox1
3) Added DMUB HPD handling in dmub_srv_stat_get_notification().
HPD handling callback function and wake up the DMUB thread.
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Jude Shih <shenshih@amd.com>
Tested-by: Daniel Wheeler <Daniel.Wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c')
0 files changed, 0 insertions, 0 deletions