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authorSrinivasan Shanmugam <srinivasan.shanmugam@amd.com>2026-04-09 07:11:48 +0530
committerAlex Deucher <alexander.deucher@amd.com>2026-04-17 15:22:23 -0400
commit7949927ad03c70582c21436442eef30269869732 (patch)
tree9c9e03534c4126cd273b1aa00efc39629c63141c
parent1fd0c5c91e1c735edd6714e2269a7c734ab895b7 (diff)
drm/amd/display: Add missing do_mccs parameter description
Add missing description for do_mccs parameter in amdgpu_dm_update_freesync_caps. Fixes the below with gcc W=1: ../display/amdgpu_dm/amdgpu_dm.c:13269 function parameter 'do_mccs' not described in 'amdgpu_dm_update_freesync_caps' Fixes: 8dc88c6a5948 ("drm/amd/display: Avoid to do MCCS transaction if unnecessary") Cc: Harry Wentland <harry.wentland@amd.com> Cc: Wayne Lin <Wayne.Lin@amd.com> Cc: Roman Li <roman.li@amd.com> Cc: Alex Hung <alex.hung@amd.com> Cc: Tom Chung <chiahsuan.chung@amd.com> Cc: Aurabindo Pillai <aurabindo.pillai@amd.com> Signed-off-by: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com> Reviewed-by: Alex Hung <alex.hung@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 70ee26c68d4e..f69a7e88546a 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -13263,6 +13263,10 @@ static int parse_hdmi_amd_vsdb(struct amdgpu_dm_connector *aconnector,
*
* @connector: Connector to query.
* @drm_edid: DRM EDID from monitor
+ * @do_mccs: Controls whether MCCS (Monitor Control Command Set) over
+ * DDC (Display Data Channel) transactions are performed. When true,
+ * the driver queries the monitor to get or update additional FreeSync
+ * capability information. When false, these transactions are skipped.
*
* Amdgpu supports Freesync in DP and HDMI displays, and it is required to keep
* track of some of the display information in the internal data struct used by