[PATCH] drm/amd/display: Add kernel-doc for mpc_funcs.mcm and rmcm

Abdelrahman Fekry abdelrahmanfekry375 at gmail.com
Sat Jun 14 10:37:09 UTC 2025


This patch fixes documentation build warnings:
- WARNING: ./drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h:1068 
struct member 'mcm' not described in 'mpc_funcs'
- WARNING: ./drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h:1068
struct member 'rmcm' not described in 'mpc_funcs'

Signed-off-by: Abdelrahman Fekry <abdelrahmanfekry375 at gmail.com>
---
 drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h b/drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h
index 6e303b81bfb0..ac2957c9fdd2 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h
@@ -1038,6 +1038,16 @@ struct mpc_funcs {
 	*/
 	void (*program_3dlut_size)(struct mpc *mpc, bool is_17x17x17, int mpcc_id);
 
+     /**
+	* @mcm: Multi-Channel Mode configuration operations
+	*
+	* Contains functions for programming Multi-Channel Mode features:
+	* - 3D LUT sizing
+	* - Bias/scale programming
+	* - Bit depth configuration
+	* - LUT read/write control
+	* - LUT population
+	*/
 	struct {
 		void (*program_3dlut_size)(struct mpc *mpc, uint32_t width, int mpcc_id);
 		void (*program_bias_scale)(struct mpc *mpc, uint16_t bias, uint16_t scale, int mpcc_id);
@@ -1050,6 +1060,11 @@ struct mpc_funcs {
 			bool lut_bank_a, int mpcc_id);
 	} mcm;
 
+     /**
+	* @rmcm: Remove Multi-Channel Mode configuration operations
+	*
+	* Contains functions for removing or resetting Multi-Channel Mode features
+	*/
 	struct {
 		void (*enable_3dlut_fl)(struct mpc *mpc, bool enable, int mpcc_id);
 		void (*update_3dlut_fast_load_select)(struct mpc *mpc, int mpcc_id, int hubp_idx);
-- 
2.25.1



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