diff options
| author | Lincheng Ku <Lincheng.Ku@amd.com> | 2026-03-18 03:58:35 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2026-03-30 14:55:35 -0400 |
| commit | 096bff6706eb105954bb45f8e8f3e37f05d10d0e (patch) | |
| tree | 9030d4b60d885debef3724f87c6f749a735108e3 /drivers/gpu/drm/amd/display | |
| parent | 5efcf63aa63809b96b6d3230f1151b07e7f5120e (diff) | |
drm/amd/dc: Add link output control for DPIA
[Why]
To support specific sequencing requirements for DPIA link output
[How]
Implement the dpia_link_hwss structure and define the necessary
control function pointers. The initialization order is
aligned with the core link_hwss definition to ensure consistency
Reviewed-by: Wenjing Liu <wenjing.liu@amd.com>
Signed-off-by: Lincheng Ku <LinCheng.Ku@amd.com>
Signed-off-by: Chuanyu Tseng <chuanyu.tseng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dpia.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dpia.c b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dpia.c index 81bf3c5e1fdf..5d708039c7cf 100644 --- a/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dpia.c +++ b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dpia.c @@ -145,13 +145,9 @@ static void disable_dpia_link_output(struct dc_link *link, } static const struct link_hwss dpia_link_hwss = { - .setup_stream_encoder = setup_dio_stream_encoder, - .reset_stream_encoder = reset_dio_stream_encoder, - .setup_stream_attribute = setup_dio_stream_attribute, - .disable_link_output = disable_dpia_link_output, - .setup_audio_output = setup_dio_audio_output, - .enable_audio_packet = enable_dio_audio_packet, - .disable_audio_packet = disable_dio_audio_packet, + /* Ensure initialization order matches the declaration in link_hwss.h + * for strict compiler compliance and consistency across HWSS implementations + */ .ext = { .set_throttled_vcp_size = set_dio_throttled_vcp_size, .enable_dp_link_output = enable_dpia_link_output, @@ -159,6 +155,14 @@ static const struct link_hwss dpia_link_hwss = { .set_dp_lane_settings = set_dio_dpia_lane_settings, .update_stream_allocation_table = update_dpia_stream_allocation_table, }, + + .setup_stream_encoder = setup_dio_stream_encoder, + .reset_stream_encoder = reset_dio_stream_encoder, + .setup_stream_attribute = setup_dio_stream_attribute, + .disable_link_output = disable_dpia_link_output, + .setup_audio_output = setup_dio_audio_output, + .enable_audio_packet = enable_dio_audio_packet, + .disable_audio_packet = disable_dio_audio_packet, }; bool can_use_dpia_link_hwss(const struct dc_link *link, |