drm/amd/display: Make sure to reprogram ODM when resync fifo

Need to reconfigure ODM when resyncing FIFO because on OTG disable we
clear all ODM programming
Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Alvin Lee <alvin.lee2@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/hwss/dcn314/dcn314_hwseq.c

@@ -379,8 +379,25 @@ void dcn314_resync_fifo_dccg_dio(struct dce_hwseq *hws, struct dc *dc, struct dc
 	for (i = 0; i < dc->res_pool->pipe_count; i++) {
 		pipe = &dc->current_state->res_ctx.pipe_ctx[i];
 
-		if (otg_disabled[i])
+		if (otg_disabled[i]) {
+			int opp_inst[MAX_PIPES] = { pipe->stream_res.opp->inst };
+			int opp_cnt = 1;
+			int last_odm_slice_width = resource_get_odm_slice_dst_width(pipe, true);
+			int odm_slice_width = resource_get_odm_slice_dst_width(pipe, false);
+			struct pipe_ctx *odm_pipe;
+
+			for (odm_pipe = pipe->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe) {
+				opp_inst[opp_cnt] = odm_pipe->stream_res.opp->inst;
+				opp_cnt++;
+			}
+			if (opp_cnt > 1)
+				pipe->stream_res.tg->funcs->set_odm_combine(
+						pipe->stream_res.tg,
+						opp_inst, opp_cnt,
+						odm_slice_width,
+						last_odm_slice_width);
 			pipe->stream_res.tg->funcs->enable_crtc(pipe->stream_res.tg);
+		}
 	}
 }
 

drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c

@@ -1237,8 +1237,25 @@ void dcn32_resync_fifo_dccg_dio(struct dce_hwseq *hws, struct dc *dc, struct dc_
 	for (i = 0; i < dc->res_pool->pipe_count; i++) {
 		pipe = &dc->current_state->res_ctx.pipe_ctx[i];
 
-		if (otg_disabled[i])
+		if (otg_disabled[i]) {
+			int opp_inst[MAX_PIPES] = { pipe->stream_res.opp->inst };
+			int opp_cnt = 1;
+			int last_odm_slice_width = resource_get_odm_slice_dst_width(pipe, true);
+			int odm_slice_width = resource_get_odm_slice_dst_width(pipe, false);
+			struct pipe_ctx *odm_pipe;
+
+			for (odm_pipe = pipe->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe) {
+				opp_inst[opp_cnt] = odm_pipe->stream_res.opp->inst;
+				opp_cnt++;
+			}
+			if (opp_cnt > 1)
+				pipe->stream_res.tg->funcs->set_odm_combine(
+						pipe->stream_res.tg,
+						opp_inst, opp_cnt,
+						odm_slice_width,
+						last_odm_slice_width);
 			pipe->stream_res.tg->funcs->enable_crtc(pipe->stream_res.tg);
+		}
 	}
 }