pm24.git/drivers/gpu/drm/amd/display/dc/dce, branch master

drm/amd/display: Remove useless assignments and variables

2024-10-28T20:36:13Z

[WHAT & HOW] misc0, temp and split_pipe are assigned but immediately re-assigned to other values. The early assignments are useless and are removed. Unused variables are removed as well. This fixes 5 UNUSED_VALUE issues reported by Coverity. Reviewed-by: Rodrigo Siqueira Signed-off-by: Alex Hung Signed-off-by: Tom Chung Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher

drm/amd/display: Retry Replay residency

2024-08-27T21:53:14Z

[Why] Because sometime DMUB GPINT will time out, it will cause we return 0 as residency number. [How] Retry to avoid this happened. Reviewed-by: Robin Chen Signed-off-by: ChunTao Tso Signed-off-by: Zaeem Mohamed Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher

drm/amd/display: Replace dm_execute_dmub_cmd with dc_wake_and_execute_dmub_cmd

2024-08-06T14:36:04Z

In the commit c2cec7a872b6 ("drm/amd/display: Wake DMCUB before sending a command for replay feature"), replaced dm_execute_dmub_cmd with dc_wake_and_execute_dmub_cmd in multiple areas, but due to merge issues the replacement of this function in the dmub_replay_copy_settings was missed. This commit replaces the old dm_execute_dmub_cmd with dc_wake_and_execute_dmub_cmd. Fixes: 3601a35a2e9d ("drm/amd/display: Wake DMCUB before sending a command for replay feature") Reviewed-by: Aurabindo Pillai Tested-by: Daniel Wheeler Signed-off-by: Rodrigo Siqueira Signed-off-by: Alex Deucher

drm/amd/display: Enable aux transfer path via dmub for dp tunneling

2024-08-06T14:34:34Z

[Why] Aux transfer retries path does not support dp tunneling. [How] Based on ddc pin check, aux will be issued in legacy path or DMUB. Signed-off-by: Meenakshikumar Somasundaram Reviewed-by: Eric Yang Tested-by: Daniel Wheeler Signed-off-by: Rodrigo Siqueira Signed-off-by: Alex Deucher

drm/amd/display: Add a missing PSR state

2024-07-27T21:32:26Z

[Why & How] Add a missing PSR state to make the dmub_psr_get_state() return a correct PSR state. Signed-off-by: Tom Chung Reviewed-by: Sun peng Li Tested-by: Daniel Wheeler Signed-off-by: Rodrigo Siqueira Signed-off-by: Alex Deucher

drm/amd/display: Add visual confirm for Idle State

2024-07-23T21:07:13Z

[Why] Visual Confirm would tell us if it ever entered idle state. [How] Add debug option for IPS visual confirm Reviewed-by: Ovidiu Bunea Signed-off-by: Jerry Zuo Signed-off-by: Duncan Ma Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher

drm/amd/display: Disable HBR audio for DP2 for certain ASICs

2024-07-23T21:07:09Z

[Description] Due to a HW bug, HBR audio is not supported for DP2 encoders for certain ASICs. Reviewed-by: Alvin Lee Signed-off-by: Jerry Zuo Signed-off-by: Alvin Lee Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher

drm/amd/display: Add available bandwidth calculation for audio

2024-07-01T20:10:02Z

[Why] Audio for 8K 240Hz monitor was not available when it should be [How] Added calculation based on stream state Co-developed-by: Ryan Seto Reviewed-by: George Shen Signed-off-by: Jerry Zuo Signed-off-by: Ryan Seto Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher

drm/amd/display: Fix possible overflow in integer multiplication

2024-07-01T20:06:53Z

[WHAT & HOW] Integer multiplies integer may overflow in context that expects an expression of unsigned/siged long long (64 bits). This can be fixed by casting integer to unsigned/siged long long to force 64 bits results. This fixes 26 OVERFLOW_BEFORE_WIDEN issues reported by Coverity. Reviewed-by: Harry Wentland Signed-off-by: Jerry Zuo Signed-off-by: Alex Hung Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher

drm/amd/display: Add Replay general cmd

2024-06-27T21:10:36Z

[WHY & HOW] Driver side adding replay general cmd interface. Replay general command will config at most two uint_32 parameters, with a replay general command subtype to set relative configurations. Reviewed-by: Nicholas Kazlauskas Signed-off-by: Alex Hung Signed-off-by: Joan Lee Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher