drm/amd/display: store timing sync info in dc_stream_status

in program_timing_sync, after all the pipes are
grouped, store timing sync info in dc_stream_status

Signed-off-by: Su Sung Chung <Su.Chung@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index d8579b2..d9f62be 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -869,8 +869,9 @@ static void program_timing_sync(
                struct dc *dc,
                struct dc_state *ctx)
 {
-       int i, j;
+       int i, j, k;
        int group_index = 0;
+       int num_group = 0;
        int pipe_count = dc->res_pool->pipe_count;
        struct pipe_ctx *unsynced_pipes[MAX_PIPES] = { NULL };
 
@@ -922,6 +923,18 @@ static void program_timing_sync(
                        }
                }
 
+
+               for (k = 0; k < group_size; k++) {
+                       struct dc_stream_status *status = dc_stream_get_status_from_state(ctx, pipe_set[k]->stream);
+
+                       status->timing_sync_info.group_id = num_group;
+                       status->timing_sync_info.group_size = group_size;
+                       if (k == 0)
+                               status->timing_sync_info.master = true;
+                       else
+                               status->timing_sync_info.master = false;
+
+               }
                /* remove any other pipes with plane as they have already been synced */
                for (j = j + 1; j < group_size; j++) {
                        if (pipe_set[j]->plane_state) {
@@ -936,6 +949,7 @@ static void program_timing_sync(
                                dc, group_index, group_size, pipe_set);
                        group_index++;
                }
+               num_group++;
        }
 }
 

diff --git a/drivers/gpu/drm/amd/display/dc/dc_stream.h b/drivers/gpu/drm/amd/display/dc/dc_stream.h
index 0de6d7f..2d1f282 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/dc_stream.h
+++ b/drivers/gpu/drm/amd/display/dc/dc_stream.h
@@ -32,11 +32,17 @@
 /*******************************************************************************
  * Stream Interfaces
  ******************************************************************************/
+struct timing_sync_info {
+       int group_id;
+       int group_size;
+       bool master;
+};
 
 struct dc_stream_status {
        int primary_otg_inst;
        int stream_enc_inst;
        int plane_count;
+       struct timing_sync_info timing_sync_info;
        struct dc_plane_state *plane_states[MAX_SURFACE_NUM];
 };