drm/amd/display: clean up some formats and log

[why]
reduce az indirect register dump. need add az clock_gating control field
used in some project.

[how]
conditional output indrect register in the log.  add clock_gating feild
Reviewed-by: Sung joon Kim <Sungjoon.Kim@amd.com>
Acked-by: Anson Jacob <Anson.Jacob@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Charlene Liu <Charlene.Liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/dc_link.h

@@ -302,7 +302,7 @@ enum dc_detect_reason {
 	DETECT_REASON_HPD,
 	DETECT_REASON_HPDRX,
 	DETECT_REASON_FALLBACK,
-	DETECT_REASON_RETRAIN
+	DETECT_REASON_RETRAIN,
 };
 
 bool dc_link_detect(struct dc_link *dc_link, enum dc_detect_reason reason);

drivers/gpu/drm/amd/display/dc/dce/dce_audio.c

@@ -67,9 +67,6 @@ static void write_indirect_azalia_reg(struct audio *audio,
 	/* AZALIA_F0_CODEC_ENDPOINT_DATA  endpoint data  */
 	REG_SET(AZALIA_F0_CODEC_ENDPOINT_DATA, 0,
 			AZALIA_ENDPOINT_REG_DATA, reg_data);
-
-	DC_LOG_HW_AUDIO("AUDIO:write_indirect_azalia_reg: index: %u  data: %u\n",
-		reg_index, reg_data);
 }
 
 static uint32_t read_indirect_azalia_reg(struct audio *audio, uint32_t reg_index)
@@ -85,9 +82,6 @@ static uint32_t read_indirect_azalia_reg(struct audio *audio, uint32_t reg_index
 	/* AZALIA_F0_CODEC_ENDPOINT_DATA  endpoint data  */
 	value = REG_READ(AZALIA_F0_CODEC_ENDPOINT_DATA);
 
-	DC_LOG_HW_AUDIO("AUDIO:read_indirect_azalia_reg: index: %u  data: %u\n",
-		reg_index, value);
-
 	return value;
 }
 

drivers/gpu/drm/amd/display/dc/dce/dce_audio.h

@@ -113,6 +113,7 @@ struct dce_audio_shift {
 	uint8_t DCCG_AUDIO_DTO2_USE_512FBR_DTO;
 	uint32_t DCCG_AUDIO_DTO0_USE_512FBR_DTO;
 	uint32_t DCCG_AUDIO_DTO1_USE_512FBR_DTO;
+	uint32_t CLOCK_GATING_DISABLE;
 };
 
 struct dce_audio_mask {
@@ -132,6 +133,7 @@ struct dce_audio_mask {
 	uint32_t DCCG_AUDIO_DTO2_USE_512FBR_DTO;
 	uint32_t DCCG_AUDIO_DTO0_USE_512FBR_DTO;
 	uint32_t DCCG_AUDIO_DTO1_USE_512FBR_DTO;
+	uint32_t CLOCK_GATING_DISABLE;
 
 };