drm/amd/display: Fixing some fallout from dc_target removal

Also avoid allocating memory dce110_set_output_transfer_func
if not needed

Signed-off-by: Leon Elazar <leon.elazar@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/core/dc_stream.c

@@ -192,7 +192,8 @@ bool dc_stream_set_cursor_attributes(
 	for (i = 0; i < MAX_PIPES; i++) {
 		struct pipe_ctx *pipe_ctx = &res_ctx->pipe_ctx[i];
 
-		if (pipe_ctx->stream == stream) {
+		if ((pipe_ctx->stream == stream) &&
+			(pipe_ctx->ipp != NULL)) {
 			struct input_pixel_processor *ipp = pipe_ctx->ipp;
 
 			if (ipp->funcs->ipp_cursor_set_attributes(
@@ -231,7 +232,8 @@ bool dc_stream_set_cursor_position(
 	for (i = 0; i < MAX_PIPES; i++) {
 		struct pipe_ctx *pipe_ctx = &res_ctx->pipe_ctx[i];
 
-		if (pipe_ctx->stream == stream) {
+		if ((pipe_ctx->stream == stream) &&
+				(pipe_ctx->ipp != NULL)) {
 			struct input_pixel_processor *ipp = pipe_ctx->ipp;
 			struct dc_cursor_mi_param param = {
 				.pixel_clk_khz = dc_stream->timing.pix_clk_khz,

drivers/gpu/drm/amd/display/dc/dce/dce_opp.c

@@ -973,6 +973,10 @@ bool dce110_opp_construct(struct dce110_opp *opp110,
 
 	opp110->base.inst = inst;
 
+	opp110->base.regamma_params = dm_alloc(sizeof(struct pwl_params));
+	if (opp110->base.regamma_params == NULL)
+		return false;
+
 	opp110->regs = regs;
 	opp110->opp_shift = opp_shift;
 	opp110->opp_mask = opp_mask;
@@ -982,6 +986,9 @@ bool dce110_opp_construct(struct dce110_opp *opp110,
 
 void dce110_opp_destroy(struct output_pixel_processor **opp)
 {
+	dm_free((*opp)->regamma_params);
+	(*opp)->regamma_params = NULL;
+
 	dm_free(FROM_DCE11_OPP(*opp));
 	*opp = NULL;
 }

drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c

@@ -721,43 +721,27 @@ static bool dce110_set_output_transfer_func(
 	const struct core_stream *stream)
 {
 	struct output_pixel_processor *opp = pipe_ctx->opp;
-	const struct core_gamma *ramp = NULL;
-	struct pwl_params *regamma_params;
-	bool result = false;
-
-	if (surface->public.gamma_correction)
-		ramp = DC_GAMMA_TO_CORE(surface->public.gamma_correction);
-
-	regamma_params = dm_alloc(sizeof(struct pwl_params));
-	if (regamma_params == NULL)
-		goto regamma_alloc_fail;
-
-	regamma_params->hw_points_num = GAMMA_HW_POINTS_NUM;
 
 	opp->funcs->opp_power_on_regamma_lut(opp, true);
+	opp->regamma_params->hw_points_num = GAMMA_HW_POINTS_NUM;
 
 	if (stream->public.out_transfer_func &&
-			stream->public.out_transfer_func->type ==
+		stream->public.out_transfer_func->type ==
 			TF_TYPE_PREDEFINED &&
-			stream->public.out_transfer_func->tf ==
+		stream->public.out_transfer_func->tf ==
 			TRANSFER_FUNCTION_SRGB) {
 		opp->funcs->opp_set_regamma_mode(opp, OPP_REGAMMA_SRGB);
 	} else if (dce110_translate_regamma_to_hw_format(
-			stream->public.out_transfer_func, regamma_params)) {
+				stream->public.out_transfer_func, opp->regamma_params)) {
-		opp->funcs->opp_program_regamma_pwl(opp, regamma_params);
+			opp->funcs->opp_program_regamma_pwl(opp, opp->regamma_params);
-		opp->funcs->opp_set_regamma_mode(opp, OPP_REGAMMA_USER);
+			opp->funcs->opp_set_regamma_mode(opp, OPP_REGAMMA_USER);
 	} else {
 		opp->funcs->opp_set_regamma_mode(opp, OPP_REGAMMA_BYPASS);
 	}
 
 	opp->funcs->opp_power_on_regamma_lut(opp, false);
 
-	result = true;
+	return true;
-
-	dm_free(regamma_params);
-
-regamma_alloc_fail:
-	return result;
 }
 
 static enum dc_status bios_parser_crtc_source_select(

drivers/gpu/drm/amd/display/dc/dce110/dce110_opp_regamma_v.c

@@ -548,3 +548,10 @@ void dce110_opp_power_on_regamma_lut_v(
 
 	dm_write_reg(opp->ctx, mmDCFEV_MEM_PWR_CTRL, value);
 }
+
+void dce110_opp_set_regamma_mode_v(
+	struct output_pixel_processor *opp,
+	enum opp_regamma mode)
+{
+	// TODO: need to implement the function
+}

drivers/gpu/drm/amd/display/dc/dce110/dce110_opp_v.c

@@ -42,7 +42,7 @@ static const struct opp_funcs funcs = {
 		.opp_set_csc_default = dce110_opp_v_set_csc_default,
 		.opp_set_csc_adjustment = dce110_opp_v_set_csc_adjustment,
 		.opp_set_dyn_expansion = dce110_opp_set_dyn_expansion,
-		.opp_set_regamma_mode = dce110_opp_set_regamma_mode,
+		.opp_set_regamma_mode = dce110_opp_set_regamma_mode_v,
 		.opp_destroy = dce110_opp_destroy,
 		.opp_program_fmt = dce110_opp_program_fmt,
 		.opp_program_bit_depth_reduction =
@@ -56,6 +56,10 @@ bool dce110_opp_v_construct(struct dce110_opp *opp110,
 
 	opp110->base.ctx = ctx;
 
+	opp110->base.regamma_params = dm_alloc(sizeof(struct pwl_params));
+	if (opp110->base.regamma_params == NULL)
+		return false;
+
 	return true;
 }
 

drivers/gpu/drm/amd/display/dc/dce110/dce110_opp_v.h

@@ -49,4 +49,8 @@ void dce110_opp_power_on_regamma_lut_v(
 	struct output_pixel_processor *opp,
 	bool power_on);
 
+void dce110_opp_set_regamma_mode_v(
+	struct output_pixel_processor *opp,
+	enum opp_regamma mode);
+
 #endif /* __DC_OPP_DCE110_V_H__ */

drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c

@@ -1114,14 +1114,22 @@ static const struct resource_funcs dce110_res_pool_funcs = {
 			dce110_resource_build_bit_depth_reduction_params
 };
 
-static void underlay_create(struct dc_context *ctx, struct resource_pool *pool)
+static bool underlay_create(struct dc_context *ctx, struct resource_pool *pool)
 {
 	struct dce110_timing_generator *dce110_tgv = dm_alloc(sizeof (*dce110_tgv));
 	struct dce_transform *dce110_xfmv = dm_alloc(sizeof (*dce110_xfmv));
 	struct dce110_mem_input *dce110_miv = dm_alloc(sizeof (*dce110_miv));
 	struct dce110_opp *dce110_oppv = dm_alloc(sizeof (*dce110_oppv));
 
-	dce110_opp_v_construct(dce110_oppv, ctx);
+	if ((dce110_tgv == NULL) ||
+		(dce110_xfmv == NULL) ||
+		(dce110_miv == NULL) ||
+		(dce110_oppv == NULL))
+			return false;
+
+	if (!dce110_opp_v_construct(dce110_oppv, ctx))
+		return false;
+
 	dce110_timing_generator_v_construct(dce110_tgv, ctx);
 	dce110_mem_input_v_construct(dce110_miv, ctx);
 	dce110_transform_v_construct(dce110_xfmv, ctx);
@@ -1135,6 +1143,8 @@ static void underlay_create(struct dc_context *ctx, struct resource_pool *pool)
 	/* update the public caps to indicate an underlay is available */
 	ctx->dc->caps.max_slave_planes = 1;
 	ctx->dc->caps.max_slave_planes = 1;
+
+	return true;
 }
 
 static void bw_calcs_data_update_from_pplib(struct core_dc *dc)
@@ -1334,7 +1344,8 @@ static bool construct(
 		}
 	}
 
-	underlay_create(ctx, &pool->base);
+	if (!underlay_create(ctx, &pool->base))
+		goto res_create_fail;
 
 	if (!resource_construct(num_virtual_links, dc, &pool->base,
 			&res_create_funcs))

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

@@ -65,7 +65,6 @@ struct pwl_result_data {
 };
 
 struct pwl_params {
-	uint32_t *data;
 	struct gamma_curve arr_curve_points[16];
 	struct curve_points arr_points[3];
 	struct pwl_result_data rgb_resulted[256 + 3];

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

@@ -202,6 +202,7 @@ enum opp_regamma {
 struct output_pixel_processor {
 	struct dc_context *ctx;
 	uint32_t inst;
+	struct pwl_params *regamma_params;
 	const struct opp_funcs *funcs;
 };