drm/amd/display: Various DML2 fixes for FAMS2

- Ensure SubVP stream settings match ODM policy
- Fix MALL size calculations when DCC is enabled
- Fail if any stream fails DRR policy check
Reviewed-by: Chaitanya Dhere <chaitanya.dhere@amd.com>
Acked-by: Zaeem Mohamed <zaeem.mohamed@amd.com>
Signed-off-by: Dillon Varone <dillon.varone@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/dml2/dml21/dml21_utils.c

@@ -85,8 +85,8 @@ void find_pipe_regs_idx(const struct dml2_context *dml_ctx,
 int dml21_find_dc_pipes_for_plane(const struct dc *in_dc,
 		struct dc_state *context,
 		struct dml2_context *dml_ctx,
-		struct pipe_ctx **dc_main_pipes,
-		struct pipe_ctx **dc_phantom_pipes,
+		struct pipe_ctx *dc_main_pipes[__DML2_WRAPPER_MAX_STREAMS_PLANES__],
+		struct pipe_ctx *dc_phantom_pipes[__DML2_WRAPPER_MAX_STREAMS_PLANES__],
 		int dml_plane_idx)
 {
 	unsigned int dml_stream_index;
@@ -100,6 +100,9 @@ int dml21_find_dc_pipes_for_plane(const struct dc *in_dc,
 	struct dc_plane_state *dc_phantom_plane;
 	int num_pipes = 0;
 
+	memset(dc_main_pipes, 0, sizeof(struct pipe_ctx *) * __DML2_WRAPPER_MAX_STREAMS_PLANES__);
+	memset(dc_phantom_pipes, 0, sizeof(struct pipe_ctx *) * __DML2_WRAPPER_MAX_STREAMS_PLANES__);
+
 	dml_stream_index = dml_ctx->v21.mode_programming.programming->plane_programming[dml_plane_idx].plane_descriptor->stream_index;
 	main_stream_id = dml_ctx->v21.dml_to_dc_pipe_mapping.dml_pipe_idx_to_stream_id[dml_stream_index];
 

drivers/gpu/drm/amd/display/dc/dml2/dml21/dml21_utils.h

@@ -33,8 +33,8 @@ void find_pipe_regs_idx(const struct dml2_context *dml_ctx,
 int dml21_find_dc_pipes_for_plane(const struct dc *in_dc,
 		struct dc_state *context,
 		struct dml2_context *dml_ctx,
-		struct pipe_ctx **dc_main_pipes,
-		struct pipe_ctx **dc_phantom_pipes,
+		struct pipe_ctx *dc_main_pipes[__DML2_WRAPPER_MAX_STREAMS_PLANES__],
+		struct pipe_ctx *dc_phantom_pipes[__DML2_WRAPPER_MAX_STREAMS_PLANES__],
 		int dml_plane_idx);
 void dml21_program_dc_pipe(struct dml2_context *dml_ctx,
 		struct dc_state *context,

drivers/gpu/drm/amd/display/dc/dml2/dml21/dml21_wrapper.c

@@ -156,7 +156,7 @@ static void dml21_calculate_rq_and_dlg_params(const struct dc *dc, struct dc_sta
 		for (dc_pipe_index = 0; dc_pipe_index < num_pipes; dc_pipe_index++) {
 			dml21_program_dc_pipe(in_ctx, context, dc_main_pipes[dc_pipe_index], pln_prog, stream_prog);
 
-			if (pln_prog->phantom_plane.valid) {
+			if (pln_prog->phantom_plane.valid && dc_phantom_pipes[dc_pipe_index]) {
 				dml21_program_dc_pipe(in_ctx, context, dc_phantom_pipes[dc_pipe_index], pln_prog, stream_prog);
 			}
 		}
@@ -325,7 +325,7 @@ void dml21_prepare_mcache_programming(struct dc *in_dc, struct dc_state *context
 		}
 
 		/* get config for each phantom pipe */
-		if (pln_prog->phantom_plane.valid) {
+		if (pln_prog->phantom_plane.valid && dc_phantom_pipes[0]) {
 			mcache_config = &l->build_mcache_programming_params.mcache_configurations[dml_phantom_prog_idx];
 			memset(mcache_config, 0, sizeof(struct dml2_plane_mcache_configuration_descriptor));
 			mcache_config->plane_descriptor = pln_prog->plane_descriptor;
@@ -368,7 +368,7 @@ void dml21_prepare_mcache_programming(struct dc *in_dc, struct dc_state *context
 		}
 
 		/* get config for each phantom pipe */
-		if (pln_prog->phantom_plane.valid) {
+		if (pln_prog->phantom_plane.valid && dc_phantom_pipes[0]) {
 			for (dc_pipe_index = 0; dc_pipe_index < num_pipes; dc_pipe_index++) {
 				ASSERT(dc_phantom_pipes[dc_pipe_index]);
 				if (l->build_mcache_programming_params.per_plane_pipe_mcache_regs[dml_phantom_prog_idx][dc_pipe_index]) {

drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_core/dml2_core_dcn4.c

@@ -235,7 +235,6 @@ static void create_phantom_stream_from_main_stream(struct dml2_stream_parameters
 	phantom->timing.v_active = meta->v_active;
 	phantom->timing.v_front_porch = meta->v_front_porch;
 	phantom->timing.vblank_nom = phantom->timing.v_total - phantom->timing.v_active;
-	phantom->timing.dsc.enable = dml2_dsc_disable;
 	phantom->timing.drr_config.enabled = false;
 }
 

drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_core/dml2_core_dcn4_calcs.c

@@ -4501,24 +4501,6 @@ static void CalculateSurfaceSizeInMall(
 						math_floor2((double)composition->viewport.plane1.y_start + composition->viewport.plane1.height + ReadBlockHeightC[k] - 1, ReadBlockHeightC[k]) -
 						math_floor2(composition->viewport.plane1.y_start, ReadBlockHeightC[k])) * BytesPerPixelC[k]);
 			}
-			if (surface->dcc.enable) {
-				SurfaceSizeInMALL[k] = (unsigned int)(SurfaceSizeInMALL[k] +
-					math_min2(math_ceil2(surface->plane0.width, 8 * Read256BytesBlockWidthY[k]),
-						math_floor2(composition->viewport.plane0.x_start + composition->viewport.plane0.width + 8 * Read256BytesBlockWidthY[k] - 1, 8 * Read256BytesBlockWidthY[k]) -
-						math_floor2(composition->viewport.plane0.x_start, 8 * Read256BytesBlockWidthY[k])) *
-					math_min2(math_ceil2(surface->plane0.height, 8 * Read256BytesBlockHeightY[k]),
-						math_floor2(composition->viewport.plane0.y_start + composition->viewport.plane0.height + 8 * Read256BytesBlockHeightY[k] - 1, 8 * Read256BytesBlockHeightY[k]) -
-						math_floor2(composition->viewport.plane0.y_start, 8 * Read256BytesBlockHeightY[k])) * BytesPerPixelY[k] / 256) + (64 * 1024);
-				if (Read256BytesBlockWidthC[k] > 0) {
-					SurfaceSizeInMALL[k] = (unsigned int)(SurfaceSizeInMALL[k] +
-						math_min2(math_ceil2(surface->plane1.width, 8 * Read256BytesBlockWidthC[k]),
-							math_floor2(composition->viewport.plane1.y_start + composition->viewport.plane1.width + 8 * Read256BytesBlockWidthC[k] - 1, 8 * Read256BytesBlockWidthC[k]) -
-							math_floor2(composition->viewport.plane1.y_start, 8 * Read256BytesBlockWidthC[k])) *
-						math_min2(math_ceil2(surface->plane1.height, 8 * Read256BytesBlockHeightC[k]),
-							math_floor2(composition->viewport.plane1.y_start + composition->viewport.plane1.height + 8 * Read256BytesBlockHeightC[k] - 1, 8 * Read256BytesBlockHeightC[k]) -
-							math_floor2(composition->viewport.plane1.y_start, 8 * Read256BytesBlockHeightC[k])) * BytesPerPixelC[k] / 256);
-				}
-			}
 		} else {
 			SurfaceSizeInMALL[k] = (unsigned int)(math_ceil2(math_min2(surface->plane0.width, composition->viewport.plane0.width + ReadBlockWidthY[k] - 1), ReadBlockWidthY[k]) *
 				math_ceil2(math_min2(surface->plane0.height, composition->viewport.plane0.height + ReadBlockHeightY[k] - 1), ReadBlockHeightY[k]) * BytesPerPixelY[k]);
@@ -4527,17 +4509,6 @@ static void CalculateSurfaceSizeInMall(
 					math_ceil2(math_min2(surface->plane1.width, composition->viewport.plane1.width + ReadBlockWidthC[k] - 1), ReadBlockWidthC[k]) *
 					math_ceil2(math_min2(surface->plane1.height, composition->viewport.plane1.height + ReadBlockHeightC[k] - 1), ReadBlockHeightC[k]) * BytesPerPixelC[k]);
 			}
-			if (surface->dcc.enable) {
-				SurfaceSizeInMALL[k] = (unsigned int)(SurfaceSizeInMALL[k] +
-					math_ceil2(math_min2(surface->plane0.width, composition->viewport.plane0.width + 8 * Read256BytesBlockWidthY[k] - 1), 8 * Read256BytesBlockWidthY[k]) *
-					math_ceil2(math_min2(surface->plane0.height, composition->viewport.plane0.height + 8 * Read256BytesBlockHeightY[k] - 1), 8 * Read256BytesBlockHeightY[k]) * BytesPerPixelY[k] / 256) + (64 * 1024);
-
-				if (Read256BytesBlockWidthC[k] > 0) {
-					SurfaceSizeInMALL[k] = (unsigned int)(SurfaceSizeInMALL[k] +
-						math_ceil2(math_min2(surface->plane1.width, composition->viewport.plane1.width + 8 * Read256BytesBlockWidthC[k] - 1), 8 * Read256BytesBlockWidthC[k]) *
-						math_ceil2(math_min2(surface->plane1.height, composition->viewport.plane1.height + 8 * Read256BytesBlockHeightC[k] - 1), 8 * Read256BytesBlockHeightC[k]) * BytesPerPixelC[k] / 256);
-				}
-			}
 		}
 	}
 

drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_pmo/dml2_pmo_dcn4_fams2.c

@@ -1361,7 +1361,7 @@ static bool validate_pstate_support_strategy_cofunctionality(struct dml2_pmo_ins
 			break;
 		}
 
-		strategy_matches_drr_requirements =
+		strategy_matches_drr_requirements &=
 				stream_matches_drr_policy(pmo, display_cfg, per_stream_pstate_strategy[stream_index], stream_index);
 
 		if (per_stream_pstate_strategy[stream_index] == dml2_pmo_pstate_strategy_fw_svp ||