drm/amd/display: Fix ODM combine data format

[Why]
OPTC data format was left at its default value (444) when enabling
ODM combine. This caused issues with FPGA capture.

[How]
Write the OPTC_DATA_FORMAT field when enabling ODM combine.
Signed-off-by: Ilya Bakoulin <Ilya.Bakoulin@amd.com>
Reviewed-by: Eric Bernstein <Eric.Bernstein@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Acked-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.h

@@ -463,6 +463,7 @@ struct dcn_optc_registers {
 	type OPTC_SEG0_SRC_SEL;\
 	type OPTC_SEG1_SRC_SEL;\
 	type OPTC_MEM_SEL;\
+	type OPTC_DATA_FORMAT;\
 	type OPTC_DSC_MODE;\
 	type OPTC_DSC_BYTES_PER_PIXEL;\
 	type OPTC_DSC_SLICE_WIDTH;\

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c

@@ -703,7 +703,8 @@ enum dc_status dcn20_enable_stream_timing(
 		pipe_ctx->stream_res.tg->funcs->set_odm_combine(
 				pipe_ctx->stream_res.tg,
 				odm_pipe->stream_res.opp->inst,
-				pipe_ctx->stream->timing.h_addressable/2);
+				pipe_ctx->stream->timing.h_addressable/2,
+				pipe_ctx->stream->timing.pixel_encoding);
 	/* HW program guide assume display already disable
 	 * by unplug sequence. OTG assume stop.
 	 */
@@ -1007,7 +1008,8 @@ static void dcn20_update_odm(struct dc *dc, struct dc_state *context, struct pip
 		pipe_ctx->stream_res.tg->funcs->set_odm_combine(
 				pipe_ctx->stream_res.tg,
 				combine_pipe->stream_res.opp->inst,
-				pipe_ctx->plane_res.scl_data.h_active);
+				pipe_ctx->plane_res.scl_data.h_active,
+				pipe_ctx->stream->timing.pixel_encoding);
 	else
 		pipe_ctx->stream_res.tg->funcs->set_odm_bypass(
 				pipe_ctx->stream_res.tg, &pipe_ctx->stream->timing);

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c

@@ -238,11 +238,13 @@ void optc2_set_odm_bypass(struct timing_generator *optc,
 			OPTC_MEM_SEL, 0);
 }
 
-void optc2_set_odm_combine(struct timing_generator *optc, int combine_opp_id, int mpcc_hactive)
+void optc2_set_odm_combine(struct timing_generator *optc, int combine_opp_id,
+		int mpcc_hactive, enum dc_pixel_encoding pixel_encoding)
 {
 	struct optc *optc1 = DCN10TG_FROM_TG(optc);
 	/* 2 pieces of memory required for up to 5120 displays, 4 for up to 8192 */
 	int memory_mask = mpcc_hactive <= 2560 ? 0x3 : 0xf;
+	uint32_t data_fmt = 0;
 
 	/* TODO: In pseudocode but does not affect maximus, delete comment if we dont need on asic
 	 * REG_SET(OTG_GLOBAL_CONTROL2, 0, GLOBAL_UPDATE_LOCK_EN, 1);
@@ -255,6 +257,13 @@ void optc2_set_odm_combine(struct timing_generator *optc, int combine_opp_id, in
 		REG_SET(OPTC_MEMORY_CONFIG, 0,
 			OPTC_MEM_SEL, memory_mask << (optc->inst * 4));
 
+	if (pixel_encoding == PIXEL_ENCODING_YCBCR422)
+		data_fmt = 1;
+	else if (pixel_encoding == PIXEL_ENCODING_YCBCR420)
+		data_fmt = 2;
+
+	REG_SET(OPTC_DATA_FORMAT_CONTROL, 0, OPTC_DATA_FORMAT, data_fmt);
+
 	REG_SET_3(OPTC_DATA_SOURCE_SELECT, 0,
 			OPTC_NUM_OF_INPUT_SEGMENT, 1,
 			OPTC_SEG0_SRC_SEL, optc->inst,

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.h

@@ -66,6 +66,7 @@
 	SF(ODM0_OPTC_DATA_SOURCE_SELECT, OPTC_SEG1_SRC_SEL, mask_sh),\
 	SF(ODM0_OPTC_DATA_SOURCE_SELECT, OPTC_NUM_OF_INPUT_SEGMENT, mask_sh),\
 	SF(ODM0_OPTC_MEMORY_CONFIG, OPTC_MEM_SEL, mask_sh),\
+	SF(ODM0_OPTC_DATA_FORMAT_CONTROL, OPTC_DATA_FORMAT, mask_sh),\
 	SF(ODM0_OPTC_DATA_FORMAT_CONTROL, OPTC_DSC_MODE, mask_sh),\
 	SF(ODM0_OPTC_BYTES_PER_PIXEL, OPTC_DSC_BYTES_PER_PIXEL, mask_sh),\
 	SF(ODM0_OPTC_WIDTH_CONTROL, OPTC_DSC_SLICE_WIDTH, mask_sh),\
@@ -95,7 +96,8 @@ void optc2_set_dsc_config(struct timing_generator *optc,
 void optc2_set_odm_bypass(struct timing_generator *optc,
 		const struct dc_crtc_timing *dc_crtc_timing);
 
-void optc2_set_odm_combine(struct timing_generator *optc, int combine_opp_id, int mpcc_hactive);
+void optc2_set_odm_combine(struct timing_generator *optc, int combine_opp_id,
+		int mpcc_hactive, enum dc_pixel_encoding pixel_encoding);
 
 void optc2_get_optc_source(struct timing_generator *optc,
 		uint32_t *num_of_src_opp,

drivers/gpu/drm/amd/display/dc/inc/hw/timing_generator.h

@@ -268,7 +268,8 @@ struct timing_generator_funcs {
 			       uint32_t dsc_slice_width);
 #endif
 	void (*set_odm_bypass)(struct timing_generator *tg, const struct dc_crtc_timing *dc_crtc_timing);
-	void (*set_odm_combine)(struct timing_generator *tg, int combine_opp_id, int mpcc_hactive);
+	void (*set_odm_combine)(struct timing_generator *tg, int combine_opp_id,
+		int mpcc_hactive, enum dc_pixel_encoding pixel_encoding);
 	void (*set_gsl)(struct timing_generator *optc, const struct gsl_params *params);
 	void (*set_gsl_source_select)(struct timing_generator *optc,
 			int group_idx,