drivers/gpu/drm/amd/display/dc/inc/hw/transform.h - manifest_repos/kernel - Git at Google

 /*
  * Copyright 2012-15 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 __DAL_TRANSFORM_H__
 #define __DAL_TRANSFORM_H__

 #include "hw_shared.h"
 #include "dc_hw_types.h"
 #include "fixed31_32.h"

 #define CSC_TEMPERATURE_MATRIX_SIZE 12

 struct bit_depth_reduction_params;

 struct transform {
 	const struct transform_funcs *funcs;
 	struct dc_context *ctx;
 	int inst;
 	struct dpp_caps *caps;
 	struct pwl_params regamma_params;
 };

 /* Colorimetry */
 enum colorimetry {
 	COLORIMETRY_NO_DATA = 0,
 	COLORIMETRY_ITU601 = 1,
 	COLORIMETRY_ITU709 = 2,
 	COLORIMETRY_EXTENDED = 3
 };

 enum colorimetry_ext {
 	COLORIMETRYEX_XVYCC601 = 0,
 	COLORIMETRYEX_XVYCC709 = 1,
 	COLORIMETRYEX_SYCC601 = 2,
 	COLORIMETRYEX_ADOBEYCC601 = 3,
 	COLORIMETRYEX_ADOBERGB = 4,
 	COLORIMETRYEX_BT2020YCC = 5,
 	COLORIMETRYEX_BT2020RGBYCBCR = 6,
 	COLORIMETRYEX_RESERVED = 7
 };

 enum active_format_info {
 	ACTIVE_FORMAT_NO_DATA = 0,
 	ACTIVE_FORMAT_VALID = 1
 };

 /* Active format aspect ratio */
 enum active_format_aspect_ratio {
 	ACTIVE_FORMAT_ASPECT_RATIO_SAME_AS_PICTURE = 8,
 	ACTIVE_FORMAT_ASPECT_RATIO_4_3 = 9,
 	ACTIVE_FORMAT_ASPECT_RATIO_16_9 = 0XA,
 	ACTIVE_FORMAT_ASPECT_RATIO_14_9 = 0XB
 };

 enum bar_info {
 	BAR_INFO_NOT_VALID = 0,
 	BAR_INFO_VERTICAL_VALID = 1,
 	BAR_INFO_HORIZONTAL_VALID = 2,
 	BAR_INFO_BOTH_VALID = 3
 };

 enum picture_scaling {
 	PICTURE_SCALING_UNIFORM = 0,
 	PICTURE_SCALING_HORIZONTAL = 1,
 	PICTURE_SCALING_VERTICAL = 2,
 	PICTURE_SCALING_BOTH = 3
 };

 /* RGB quantization range */
 enum rgb_quantization_range {
 	RGB_QUANTIZATION_DEFAULT_RANGE = 0,
 	RGB_QUANTIZATION_LIMITED_RANGE = 1,
 	RGB_QUANTIZATION_FULL_RANGE = 2,
 	RGB_QUANTIZATION_RESERVED = 3
 };

 /* YYC quantization range */
 enum yyc_quantization_range {
 	YYC_QUANTIZATION_LIMITED_RANGE = 0,
 	YYC_QUANTIZATION_FULL_RANGE = 1,
 	YYC_QUANTIZATION_RESERVED2 = 2,
 	YYC_QUANTIZATION_RESERVED3 = 3
 };

 enum graphics_gamut_adjust_type {
 	GRAPHICS_GAMUT_ADJUST_TYPE_BYPASS = 0,
 	GRAPHICS_GAMUT_ADJUST_TYPE_HW, /* without adjustments */
 	GRAPHICS_GAMUT_ADJUST_TYPE_SW /* use adjustments */
 };

 enum lb_memory_config {
 	/* Enable all 3 pieces of memory */
 	LB_MEMORY_CONFIG_0 = 0,

 	/* Enable only the first piece of memory */
 	LB_MEMORY_CONFIG_1 = 1,

 	/* Enable only the second piece of memory */
 	LB_MEMORY_CONFIG_2 = 2,

 	/* Only applicable in 4:2:0 mode, enable all 3 pieces of memory and the
 	 * last piece of chroma memory used for the luma storage
 	 */
 	LB_MEMORY_CONFIG_3 = 3
 };

 struct xfm_grph_csc_adjustment {
 	struct fixed31_32 temperature_matrix[CSC_TEMPERATURE_MATRIX_SIZE];
 	enum graphics_gamut_adjust_type gamut_adjust_type;
 };

 struct overscan_info {
 	int left;
 	int right;
 	int top;
 	int bottom;
 };

 struct scaling_ratios {
 	struct fixed31_32 horz;
 	struct fixed31_32 vert;
 	struct fixed31_32 horz_c;
 	struct fixed31_32 vert_c;
 };

 struct sharpness_adj {
 	int horz;
 	int vert;
 };

 struct line_buffer_params {
 	bool alpha_en;
 	bool pixel_expan_mode;
 	bool interleave_en;
 	int dynamic_pixel_depth;
 	enum lb_pixel_depth depth;
 };

 struct scl_inits {
 	struct fixed31_32 h;
 	struct fixed31_32 h_c;
 	struct fixed31_32 v;
 	struct fixed31_32 v_bot;
 	struct fixed31_32 v_c;
 	struct fixed31_32 v_c_bot;
 };

 struct scaler_data {
 	int h_active;
 	int v_active;
 	struct scaling_taps taps;
 	struct rect viewport;
 	struct rect viewport_c;
 	struct rect recout;
 	struct scaling_ratios ratios;
 	struct scl_inits inits;
 	struct sharpness_adj sharpness;
 	enum pixel_format format;
 	struct line_buffer_params lb_params;
 };

 struct transform_funcs {
 	void (*transform_reset)(struct transform *xfm);

 	void (*transform_set_scaler)(struct transform *xfm,
 			const struct scaler_data *scl_data);

 	void (*transform_set_pixel_storage_depth)(
 			struct transform *xfm,
 			enum lb_pixel_depth depth,
 			const struct bit_depth_reduction_params *bit_depth_params);

 	bool (*transform_get_optimal_number_of_taps)(
 			struct transform *xfm,
 			struct scaler_data *scl_data,
 			const struct scaling_taps *in_taps);

 	void (*transform_set_gamut_remap)(
 			struct transform *xfm,
 			const struct xfm_grph_csc_adjustment *adjust);

 	void (*opp_set_csc_default)(
 		struct transform *xfm,
 		const struct default_adjustment *default_adjust);

 	void (*opp_set_csc_adjustment)(
 		struct transform *xfm,
 		const struct out_csc_color_matrix *tbl_entry);

 	void (*opp_power_on_regamma_lut)(
 		struct transform *xfm,
 		bool power_on);

 	void (*opp_program_regamma_lut)(
 			struct transform *xfm,
 			const struct pwl_result_data *rgb,
 			uint32_t num);

 	void (*opp_configure_regamma_lut)(
 			struct transform *xfm,
 			bool is_ram_a);

 	void (*opp_program_regamma_lutb_settings)(
 			struct transform *xfm,
 			const struct pwl_params *params);

 	void (*opp_program_regamma_luta_settings)(
 			struct transform *xfm,
 			const struct pwl_params *params);

 	void (*opp_program_regamma_pwl)(
 		struct transform *xfm, const struct pwl_params *params);

 	void (*opp_set_regamma_mode)(
 			struct transform *xfm_base,
 			enum opp_regamma mode);

 	void (*ipp_set_degamma)(
 			struct transform *xfm_base,
 			enum ipp_degamma_mode mode);

 	void (*ipp_program_input_lut)(
 			struct transform *xfm_base,
 			const struct dc_gamma *gamma);

 	void (*ipp_program_degamma_pwl)(struct transform *xfm_base,
 									 const struct pwl_params *params);

 	void (*ipp_setup)(
 			struct transform *xfm_base,
 			enum surface_pixel_format format,
 			enum expansion_mode mode,
 			struct dc_csc_transform input_csc_color_matrix,
 			enum dc_color_space input_color_space);

 	void (*ipp_full_bypass)(struct transform *xfm_base);

 	void (*set_cursor_attributes)(
 			struct transform *xfm_base,
 			const struct dc_cursor_attributes *attr);

 };

 const uint16_t *get_filter_2tap_16p(void);
 const uint16_t *get_filter_2tap_64p(void);
 const uint16_t *get_filter_3tap_16p(struct fixed31_32 ratio);
 const uint16_t *get_filter_3tap_64p(struct fixed31_32 ratio);
 const uint16_t *get_filter_4tap_16p(struct fixed31_32 ratio);
 const uint16_t *get_filter_4tap_64p(struct fixed31_32 ratio);
 const uint16_t *get_filter_5tap_64p(struct fixed31_32 ratio);
 const uint16_t *get_filter_6tap_64p(struct fixed31_32 ratio);
 const uint16_t *get_filter_7tap_64p(struct fixed31_32 ratio);
 const uint16_t *get_filter_8tap_64p(struct fixed31_32 ratio);


 /* Defines the pixel processing capability of the DSCL */
 enum dscl_data_processing_format {
 	DSCL_DATA_PRCESSING_FIXED_FORMAT,	/* The DSCL processes pixel data in fixed format */
 	DSCL_DATA_PRCESSING_FLOAT_FORMAT,	/* The DSCL processes pixel data in float format */
 };

 /*
  * The DPP capabilities structure contains enumerations to specify the
  * HW processing features and an associated function pointers to
  * provide the function interface that can be overloaded for implementations
  * based on different capabilities
  */
 struct dpp_caps {
 	/* DSCL processing pixel data in fixed or float format */
 	enum dscl_data_processing_format dscl_data_proc_format;

 	/* Calculates the number of partitions in the line buffer.
 	 * The implementation of this function is overloaded for
 	 * different versions of DSCL LB.
 	 */
 	void (*dscl_calc_lb_num_partitions)(
 			const struct scaler_data *scl_data,
 			enum lb_memory_config lb_config,
 			int *num_part_y,
 			int *num_part_c);
 };


 #endif
	/*
	* Copyright 2012-15 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 __DAL_TRANSFORM_H__
	#define __DAL_TRANSFORM_H__

	#include "hw_shared.h"
	#include "dc_hw_types.h"
	#include "fixed31_32.h"

	#define CSC_TEMPERATURE_MATRIX_SIZE 12

	struct bit_depth_reduction_params;

	struct transform {
	const struct transform_funcs *funcs;
	struct dc_context *ctx;
	int inst;
	struct dpp_caps *caps;
	struct pwl_params regamma_params;
	};

	/* Colorimetry */
	enum colorimetry {
	COLORIMETRY_NO_DATA = 0,
	COLORIMETRY_ITU601 = 1,
	COLORIMETRY_ITU709 = 2,
	COLORIMETRY_EXTENDED = 3
	};

	enum colorimetry_ext {
	COLORIMETRYEX_XVYCC601 = 0,
	COLORIMETRYEX_XVYCC709 = 1,
	COLORIMETRYEX_SYCC601 = 2,
	COLORIMETRYEX_ADOBEYCC601 = 3,
	COLORIMETRYEX_ADOBERGB = 4,
	COLORIMETRYEX_BT2020YCC = 5,
	COLORIMETRYEX_BT2020RGBYCBCR = 6,
	COLORIMETRYEX_RESERVED = 7
	};

	enum active_format_info {
	ACTIVE_FORMAT_NO_DATA = 0,
	ACTIVE_FORMAT_VALID = 1
	};

	/* Active format aspect ratio */
	enum active_format_aspect_ratio {
	ACTIVE_FORMAT_ASPECT_RATIO_SAME_AS_PICTURE = 8,
	ACTIVE_FORMAT_ASPECT_RATIO_4_3 = 9,
	ACTIVE_FORMAT_ASPECT_RATIO_16_9 = 0XA,
	ACTIVE_FORMAT_ASPECT_RATIO_14_9 = 0XB
	};

	enum bar_info {
	BAR_INFO_NOT_VALID = 0,
	BAR_INFO_VERTICAL_VALID = 1,
	BAR_INFO_HORIZONTAL_VALID = 2,
	BAR_INFO_BOTH_VALID = 3
	};

	enum picture_scaling {
	PICTURE_SCALING_UNIFORM = 0,
	PICTURE_SCALING_HORIZONTAL = 1,
	PICTURE_SCALING_VERTICAL = 2,
	PICTURE_SCALING_BOTH = 3
	};

	/* RGB quantization range */
	enum rgb_quantization_range {
	RGB_QUANTIZATION_DEFAULT_RANGE = 0,
	RGB_QUANTIZATION_LIMITED_RANGE = 1,
	RGB_QUANTIZATION_FULL_RANGE = 2,
	RGB_QUANTIZATION_RESERVED = 3
	};

	/* YYC quantization range */
	enum yyc_quantization_range {
	YYC_QUANTIZATION_LIMITED_RANGE = 0,
	YYC_QUANTIZATION_FULL_RANGE = 1,
	YYC_QUANTIZATION_RESERVED2 = 2,
	YYC_QUANTIZATION_RESERVED3 = 3
	};

	enum graphics_gamut_adjust_type {
	GRAPHICS_GAMUT_ADJUST_TYPE_BYPASS = 0,
	GRAPHICS_GAMUT_ADJUST_TYPE_HW, /* without adjustments */
	GRAPHICS_GAMUT_ADJUST_TYPE_SW /* use adjustments */
	};

	enum lb_memory_config {
	/* Enable all 3 pieces of memory */
	LB_MEMORY_CONFIG_0 = 0,

	/* Enable only the first piece of memory */
	LB_MEMORY_CONFIG_1 = 1,

	/* Enable only the second piece of memory */
	LB_MEMORY_CONFIG_2 = 2,

	/* Only applicable in 4:2:0 mode, enable all 3 pieces of memory and the
	* last piece of chroma memory used for the luma storage
	*/
	LB_MEMORY_CONFIG_3 = 3
	};

	struct xfm_grph_csc_adjustment {
	struct fixed31_32 temperature_matrix[CSC_TEMPERATURE_MATRIX_SIZE];
	enum graphics_gamut_adjust_type gamut_adjust_type;
	};

	struct overscan_info {
	int left;
	int right;
	int top;
	int bottom;
	};

	struct scaling_ratios {
	struct fixed31_32 horz;
	struct fixed31_32 vert;
	struct fixed31_32 horz_c;
	struct fixed31_32 vert_c;
	};

	struct sharpness_adj {
	int horz;
	int vert;
	};

	struct line_buffer_params {
	bool alpha_en;
	bool pixel_expan_mode;
	bool interleave_en;
	int dynamic_pixel_depth;
	enum lb_pixel_depth depth;
	};

	struct scl_inits {
	struct fixed31_32 h;
	struct fixed31_32 h_c;
	struct fixed31_32 v;
	struct fixed31_32 v_bot;
	struct fixed31_32 v_c;
	struct fixed31_32 v_c_bot;
	};

	struct scaler_data {
	int h_active;
	int v_active;
	struct scaling_taps taps;
	struct rect viewport;
	struct rect viewport_c;
	struct rect recout;
	struct scaling_ratios ratios;
	struct scl_inits inits;
	struct sharpness_adj sharpness;
	enum pixel_format format;
	struct line_buffer_params lb_params;
	};

	struct transform_funcs {
	void (transform_reset)(struct transform xfm);

	void (transform_set_scaler)(struct transform xfm,
	const struct scaler_data *scl_data);

	void (*transform_set_pixel_storage_depth)(
	struct transform *xfm,
	enum lb_pixel_depth depth,
	const struct bit_depth_reduction_params *bit_depth_params);

	bool (*transform_get_optimal_number_of_taps)(
	struct transform *xfm,
	struct scaler_data *scl_data,
	const struct scaling_taps *in_taps);

	void (*transform_set_gamut_remap)(
	struct transform *xfm,
	const struct xfm_grph_csc_adjustment *adjust);

	void (*opp_set_csc_default)(
	struct transform *xfm,
	const struct default_adjustment *default_adjust);

	void (*opp_set_csc_adjustment)(
	struct transform *xfm,
	const struct out_csc_color_matrix *tbl_entry);

	void (*opp_power_on_regamma_lut)(
	struct transform *xfm,
	bool power_on);

	void (*opp_program_regamma_lut)(
	struct transform *xfm,
	const struct pwl_result_data *rgb,
	uint32_t num);

	void (*opp_configure_regamma_lut)(
	struct transform *xfm,
	bool is_ram_a);

	void (*opp_program_regamma_lutb_settings)(
	struct transform *xfm,
	const struct pwl_params *params);

	void (*opp_program_regamma_luta_settings)(
	struct transform *xfm,
	const struct pwl_params *params);

	void (*opp_program_regamma_pwl)(
	struct transform xfm, const struct pwl_params params);

	void (*opp_set_regamma_mode)(
	struct transform *xfm_base,
	enum opp_regamma mode);

	void (*ipp_set_degamma)(
	struct transform *xfm_base,
	enum ipp_degamma_mode mode);

	void (*ipp_program_input_lut)(
	struct transform *xfm_base,
	const struct dc_gamma *gamma);

	void (ipp_program_degamma_pwl)(struct transform xfm_base,
	const struct pwl_params *params);

	void (*ipp_setup)(
	struct transform *xfm_base,
	enum surface_pixel_format format,
	enum expansion_mode mode,
	struct dc_csc_transform input_csc_color_matrix,
	enum dc_color_space input_color_space);

	void (ipp_full_bypass)(struct transform xfm_base);

	void (*set_cursor_attributes)(
	struct transform *xfm_base,
	const struct dc_cursor_attributes *attr);

	};

	const uint16_t *get_filter_2tap_16p(void);
	const uint16_t *get_filter_2tap_64p(void);
	const uint16_t *get_filter_3tap_16p(struct fixed31_32 ratio);
	const uint16_t *get_filter_3tap_64p(struct fixed31_32 ratio);
	const uint16_t *get_filter_4tap_16p(struct fixed31_32 ratio);
	const uint16_t *get_filter_4tap_64p(struct fixed31_32 ratio);
	const uint16_t *get_filter_5tap_64p(struct fixed31_32 ratio);
	const uint16_t *get_filter_6tap_64p(struct fixed31_32 ratio);
	const uint16_t *get_filter_7tap_64p(struct fixed31_32 ratio);
	const uint16_t *get_filter_8tap_64p(struct fixed31_32 ratio);


	/* Defines the pixel processing capability of the DSCL */
	enum dscl_data_processing_format {
	DSCL_DATA_PRCESSING_FIXED_FORMAT, /* The DSCL processes pixel data in fixed format */
	DSCL_DATA_PRCESSING_FLOAT_FORMAT, /* The DSCL processes pixel data in float format */
	};

	/*
	* The DPP capabilities structure contains enumerations to specify the
	* HW processing features and an associated function pointers to
	* provide the function interface that can be overloaded for implementations
	* based on different capabilities
	*/
	struct dpp_caps {
	/* DSCL processing pixel data in fixed or float format */
	enum dscl_data_processing_format dscl_data_proc_format;

	/* Calculates the number of partitions in the line buffer.
	* The implementation of this function is overloaded for
	* different versions of DSCL LB.
	*/
	void (*dscl_calc_lb_num_partitions)(
	const struct scaler_data *scl_data,
	enum lb_memory_config lb_config,
	int *num_part_y,
	int *num_part_c);
	};


	#endif