[PATCH 04/17] drm/amd/display: changing the dc_update_surfaces_and_stream

Harry Wentland harry.wentland at amd.com
Wed Mar 22 17:04:51 UTC 2017


From: Leon Elazar <leon.elazar at amd.com>

1. Adding the ability to update the stream parameters during FULL_UPDATE type

Change-Id: I0ac40a858bdd0d03df7011d8bd9c110226a44945
Signed-off-by: Leon Elazar <leon.elazar at amd.com>
Acked-by: Harry Wentland <Harry.Wentland at amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng at amd.com>
---
 drivers/gpu/drm/amd/display/dc/core/dc.c | 129 +++++++++++++++----------------
 drivers/gpu/drm/amd/display/dc/dc.h      |   1 +
 2 files changed, 65 insertions(+), 65 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index 228ef6b310e0..26f227ddd025 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -1245,6 +1245,7 @@ enum surface_update_type dc_check_update_surfaces_for_stream(
 		struct dc *dc,
 		struct dc_surface_update *updates,
 		int surface_count,
+		struct dc_stream_update *stream_update,
 		const struct dc_stream_status *stream_status)
 {
 	struct core_dc *core_dc = DC_TO_CORE(dc);
@@ -1254,6 +1255,9 @@ enum surface_update_type dc_check_update_surfaces_for_stream(
 	if (stream_status->surface_count != surface_count)
 		return UPDATE_TYPE_FULL;
 
+	if (stream_update)
+		return UPDATE_TYPE_FULL;
+
 	for (i = 0 ; i < surface_count; i++) {
 		enum surface_update_type type =
 				det_surface_update(core_dc, &updates[i]);
@@ -1268,39 +1272,27 @@ enum surface_update_type dc_check_update_surfaces_for_stream(
 	return overall_type;
 }
 
-void dc_update_surfaces_and_stream(struct dc *dc,
+void dc_update_surfaces_for_stream(struct dc *dc,
 		struct dc_surface_update *surface_updates, int surface_count,
-		const struct dc_stream *dc_stream,
-		struct dc_stream_update *stream_update)
+		const struct dc_stream *dc_stream)
 {
-	const struct dc_stream_status *stream_status;
-
-	stream_status = dc_stream_get_status(dc_stream);
-	ASSERT(stream_status);
-	if (!stream_status)
-		return; /* Cannot update stream that is not committed */
-
-	if (stream_update) {
-		dc->stream_funcs.stream_update_scaling(dc, dc_stream,
-				&stream_update->src, &stream_update->dst);
-	}
-
-	dc_update_surfaces_for_stream(dc, surface_updates,
-			surface_count, dc_stream);
+	dc_update_surfaces_and_stream(dc, surface_updates, surface_count,
+			dc_stream, NULL);
 }
 
 enum surface_update_type update_surface_trace_level = UPDATE_TYPE_FULL;
 
-void dc_update_surfaces_for_stream(struct dc *dc,
-		struct dc_surface_update *updates, int surface_count,
-		const struct dc_stream *dc_stream)
+void dc_update_surfaces_and_stream(struct dc *dc,
+		struct dc_surface_update *srf_updates, int surface_count,
+		const struct dc_stream *dc_stream,
+		struct dc_stream_update *stream_update)
 {
 	struct core_dc *core_dc = DC_TO_CORE(dc);
 	struct validate_context *context;
 	int i, j;
-
 	enum surface_update_type update_type;
 	const struct dc_stream_status *stream_status;
+	struct core_stream *stream = DC_STREAM_TO_CORE(dc_stream);
 
 	stream_status = dc_stream_get_status(dc_stream);
 	ASSERT(stream_status);
@@ -1308,16 +1300,16 @@ void dc_update_surfaces_for_stream(struct dc *dc,
 		return; /* Cannot commit surface to stream that is not committed */
 
 	update_type = dc_check_update_surfaces_for_stream(
-			dc, updates, surface_count, stream_status);
+			dc, srf_updates, surface_count, stream_update, stream_status);
 
 	if (update_type >= update_surface_trace_level)
-		update_surface_trace(dc, updates, surface_count);
+		update_surface_trace(dc, srf_updates, surface_count);
 
 	if (update_type >= UPDATE_TYPE_FULL) {
 		const struct dc_surface *new_surfaces[MAX_SURFACES] = { 0 };
 
 		for (i = 0; i < surface_count; i++)
-			new_surfaces[i] = updates[i].surface;
+			new_surfaces[i] = srf_updates[i].surface;
 
 		/* initialize scratch memory for building context */
 		context = core_dc->temp_flip_context;
@@ -1333,47 +1325,54 @@ void dc_update_surfaces_for_stream(struct dc *dc,
 	} else {
 		context = core_dc->current_context;
 	}
+
+	/* update current stream with the new updates */
+	if (stream_update) {
+		stream->public.src = stream_update->src;
+		stream->public.dst = stream_update->dst;
+	}
+
+	/* save update parameters into surface */
 	for (i = 0; i < surface_count; i++) {
-		/* save update param into surface */
-		struct core_surface *surface = DC_SURFACE_TO_CORE(updates[i].surface);
-		struct core_stream *stream = DC_STREAM_TO_CORE(dc_stream);
+		struct core_surface *surface =
+				DC_SURFACE_TO_CORE(srf_updates[i].surface);
 
-		if (updates[i].flip_addr) {
-			surface->public.address = updates[i].flip_addr->address;
+		if (srf_updates[i].flip_addr) {
+			surface->public.address = srf_updates[i].flip_addr->address;
 			surface->public.flip_immediate =
-					updates[i].flip_addr->flip_immediate;
+					srf_updates[i].flip_addr->flip_immediate;
 		}
 
-		if (updates[i].scaling_info) {
+		if (srf_updates[i].scaling_info) {
 			surface->public.scaling_quality =
-					updates[i].scaling_info->scaling_quality;
+					srf_updates[i].scaling_info->scaling_quality;
 			surface->public.dst_rect =
-					updates[i].scaling_info->dst_rect;
+					srf_updates[i].scaling_info->dst_rect;
 			surface->public.src_rect =
-					updates[i].scaling_info->src_rect;
+					srf_updates[i].scaling_info->src_rect;
 			surface->public.clip_rect =
-					updates[i].scaling_info->clip_rect;
+					srf_updates[i].scaling_info->clip_rect;
 		}
 
-		if (updates[i].plane_info) {
+		if (srf_updates[i].plane_info) {
 			surface->public.color_space =
-					updates[i].plane_info->color_space;
+					srf_updates[i].plane_info->color_space;
 			surface->public.format =
-					updates[i].plane_info->format;
+					srf_updates[i].plane_info->format;
 			surface->public.plane_size =
-					updates[i].plane_info->plane_size;
+					srf_updates[i].plane_info->plane_size;
 			surface->public.rotation =
-					updates[i].plane_info->rotation;
+					srf_updates[i].plane_info->rotation;
 			surface->public.horizontal_mirror =
-					updates[i].plane_info->horizontal_mirror;
+					srf_updates[i].plane_info->horizontal_mirror;
 			surface->public.stereo_format =
-					updates[i].plane_info->stereo_format;
+					srf_updates[i].plane_info->stereo_format;
 			surface->public.tiling_info =
-					updates[i].plane_info->tiling_info;
+					srf_updates[i].plane_info->tiling_info;
 			surface->public.visible =
-					updates[i].plane_info->visible;
+					srf_updates[i].plane_info->visible;
 			surface->public.dcc =
-					updates[i].plane_info->dcc;
+					srf_updates[i].plane_info->dcc;
 		}
 
 		/* not sure if we still need this */
@@ -1388,40 +1387,40 @@ void dc_update_surfaces_for_stream(struct dc *dc,
 			}
 		}
 
-		if (updates[i].gamma &&
-			updates[i].gamma != surface->public.gamma_correction) {
+		if (srf_updates[i].gamma &&
+			srf_updates[i].gamma != surface->public.gamma_correction) {
 			if (surface->public.gamma_correction != NULL)
 				dc_gamma_release(&surface->public.
 						gamma_correction);
 
-			dc_gamma_retain(updates[i].gamma);
+			dc_gamma_retain(srf_updates[i].gamma);
 			surface->public.gamma_correction =
-						updates[i].gamma;
+						srf_updates[i].gamma;
 		}
 
-		if (updates[i].in_transfer_func &&
-			updates[i].in_transfer_func != surface->public.in_transfer_func) {
+		if (srf_updates[i].in_transfer_func &&
+			srf_updates[i].in_transfer_func != surface->public.in_transfer_func) {
 			if (surface->public.in_transfer_func != NULL)
 				dc_transfer_func_release(
 						surface->public.
 						in_transfer_func);
 
 			dc_transfer_func_retain(
-					updates[i].in_transfer_func);
+					srf_updates[i].in_transfer_func);
 			surface->public.in_transfer_func =
-					updates[i].in_transfer_func;
+					srf_updates[i].in_transfer_func;
 		}
 
-		if (updates[i].out_transfer_func &&
-			updates[i].out_transfer_func != dc_stream->out_transfer_func) {
+		if (srf_updates[i].out_transfer_func &&
+			srf_updates[i].out_transfer_func != dc_stream->out_transfer_func) {
 			if (dc_stream->out_transfer_func != NULL)
 				dc_transfer_func_release(dc_stream->out_transfer_func);
-			dc_transfer_func_retain(updates[i].out_transfer_func);
-			stream->public.out_transfer_func = updates[i].out_transfer_func;
+			dc_transfer_func_retain(srf_updates[i].out_transfer_func);
+			stream->public.out_transfer_func = srf_updates[i].out_transfer_func;
 		}
-		if (updates[i].hdr_static_metadata)
+		if (srf_updates[i].hdr_static_metadata)
 			surface->public.hdr_static_ctx =
-				*(updates[i].hdr_static_metadata);
+				*(srf_updates[i].hdr_static_metadata);
 	}
 
 	if (update_type == UPDATE_TYPE_FULL &&
@@ -1434,7 +1433,7 @@ void dc_update_surfaces_for_stream(struct dc *dc,
 		core_dc->hwss.apply_ctx_for_surface(core_dc, NULL, context);
 
 	for (i = 0; i < surface_count; i++) {
-		struct core_surface *surface = DC_SURFACE_TO_CORE(updates[i].surface);
+		struct core_surface *surface = DC_SURFACE_TO_CORE(srf_updates[i].surface);
 
 		for (j = 0; j < context->res_ctx.pool->pipe_count; j++) {
 			struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[j];
@@ -1460,7 +1459,7 @@ void dc_update_surfaces_for_stream(struct dc *dc,
 						true);
 			}
 
-			if (updates[i].flip_addr)
+			if (srf_updates[i].flip_addr)
 				core_dc->hwss.update_plane_addr(core_dc, pipe_ctx);
 
 			if (update_type == UPDATE_TYPE_FAST)
@@ -1471,18 +1470,18 @@ void dc_update_surfaces_for_stream(struct dc *dc,
 				is_new_pipe_surface = false;
 
 			if (is_new_pipe_surface ||
-					updates[i].in_transfer_func)
+					srf_updates[i].in_transfer_func)
 				core_dc->hwss.set_input_transfer_func(
 						pipe_ctx, pipe_ctx->surface);
 
 			if (is_new_pipe_surface ||
-					updates[i].out_transfer_func)
+					srf_updates[i].out_transfer_func)
 				core_dc->hwss.set_output_transfer_func(
 						pipe_ctx,
 						pipe_ctx->surface,
 						pipe_ctx->stream);
 
-			if (updates[i].hdr_static_metadata) {
+			if (srf_updates[i].hdr_static_metadata) {
 				resource_build_info_frame(pipe_ctx);
 				core_dc->hwss.update_info_frame(pipe_ctx);
 			}
@@ -1493,7 +1492,7 @@ void dc_update_surfaces_for_stream(struct dc *dc,
 		struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i];
 
 		for (j = 0; j < surface_count; j++) {
-			if (updates[j].surface == &pipe_ctx->surface->public) {
+			if (srf_updates[j].surface == &pipe_ctx->surface->public) {
 				if (!pipe_ctx->tg->funcs->is_blanked(pipe_ctx->tg)) {
 					core_dc->hwss.pipe_control_lock(
 							core_dc,
diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h
index b1bff597c0f7..8b033ba5df6e 100644
--- a/drivers/gpu/drm/amd/display/dc/dc.h
+++ b/drivers/gpu/drm/amd/display/dc/dc.h
@@ -556,6 +556,7 @@ enum surface_update_type dc_check_update_surfaces_for_stream(
 		struct dc *dc,
 		struct dc_surface_update *updates,
 		int surface_count,
+		struct dc_stream_update *stream_update,
 		const struct dc_stream_status *stream_status);
 
 /*******************************************************************************
-- 
2.11.0



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