drm/amd/display: Add color module's gamma helpers to Linux build

subdir-ccflags-y += -I$(FULL_AMD_DISPLAY_PATH)/dc/inc/hw

subdir-ccflags-y += -I$(FULL_AMD_DISPLAY_PATH)/modules/inc

subdir-ccflags-y += -I$(FULL_AMD_DISPLAY_PATH)/modules/freesync

subdir-ccflags-y += -I$(FULL_AMD_DISPLAY_PATH)/modules/color

#TODO: remove when Timing Sync feature is complete

subdir-ccflags-y += -DBUILD_FEATURE_TIMING_SYNC=0

DAL_LIBS = amdgpu_dm dc	modules/freesync

DAL_LIBS = amdgpu_dm dc	modules/freesync modules/color

AMD_DAL = $(addsuffix /Makefile, $(addprefix $(FULL_AMD_DISPLAY_PATH)/,$(DAL_LIBS)))

#

# Copyright 2018 Advanced Micro Devices, Inc.

#

# Permission is hereby granted, free of charge, to any person obtaining a

# copy of this software and associated documentation files (the "Software"),

# to deal in the Software without restriction, including without limitation

# the rights to use, copy, modify, merge, publish, distribute, sublicense,

# and/or sell copies of the Software, and to permit persons to whom the

# Software is furnished to do so, subject to the following conditions:

#

# The above copyright notice and this permission notice shall be included in

# all copies or substantial portions of the Software.

#

# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL

# THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR

# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,

# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR

# OTHER DEALINGS IN THE SOFTWARE.

#

#

# Makefile for the color sub-module of DAL.

#

MOD_COLOR = color_gamma.o

AMD_DAL_MOD_COLOR = $(addprefix $(AMDDALPATH)/modules/color/,$(MOD_COLOR))

#$(info ************  DAL COLOR MODULE MAKEFILE ************)

AMD_DISPLAY_FILES += $(AMD_DAL_MOD_COLOR)

/*

 * Copyright 2016 Advanced Micro Devices, Inc.

 *

 * Permission is hereby granted, free of charge, to any person obtaining a

 * copy of this software and associated documentation files (the "Software"),

 * to deal in the Software without restriction, including without limitation

 * the rights to use, copy, modify, merge, publish, distribute, sublicense,

 * and/or sell copies of the Software, and to permit persons to whom the

 * Software is furnished to do so, subject to the following conditions:

 *

 * The above copyright notice and this permission notice shall be included in

 * all copies or substantial portions of the Software.

 *

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL

 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR

 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,

 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR

 * OTHER DEALINGS IN THE SOFTWARE.

 *

 * Authors: AMD

 *

 */

#ifndef COLOR_MOD_COLOR_GAMMA_H_

#define COLOR_MOD_COLOR_GAMMA_H_

struct dc_transfer_func;

struct dc_gamma;

struct dc_transfer_func_distributed_points;

struct dc_rgb_fixed;

enum dc_transfer_func_predefined;

void setup_x_points_distribution(void);

void precompute_pq(void);

bool mod_color_calculate_regamma_params(struct dc_transfer_func *output_tf,

		const struct dc_gamma *ramp, bool mapUserRamp);

bool mod_color_calculate_curve(enum dc_transfer_func_predefined  trans,

		struct dc_transfer_func_distributed_points *points);

#endif /* COLOR_MOD_COLOR_GAMMA_H_ */