dce_transform.c | Explore in Territory

/*
 * Copyright 2012-16 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
 *
 */

#include "dce_transform.h"
#include "reg_helper.h"
#include "opp.h"
#include "basics/conversion.h"
#include "dc.h"

#define REG(reg) …

#undef FN
#define FN(reg_name, field_name) …

#define CTX …
#define DC_LOGGER …

#define IDENTITY_RATIO(ratio) …
#define GAMUT_MATRIX_SIZE …
#define SCL_PHASES …

enum dcp_out_trunc_round_mode { … };

enum dcp_out_trunc_round_depth { … };

/*  defines the various methods of bit reduction available for use */
enum dcp_bit_depth_reduction_mode { … };

enum dcp_spatial_dither_mode { … };

enum dcp_spatial_dither_depth { … };

enum csc_color_mode { … };

enum grph_color_adjust_option { … };

static const struct out_csc_color_matrix global_color_matrix[] = …;

static bool setup_scaling_configuration(
	struct dce_transform *xfm_dce,
	const struct scaler_data *data)
{ … }

#if defined(CONFIG_DRM_AMD_DC_SI)
static bool dce60_setup_scaling_configuration(
	struct dce_transform *xfm_dce,
	const struct scaler_data *data)
{ … }
#endif

static void program_overscan(
		struct dce_transform *xfm_dce,
		const struct scaler_data *data)
{ … }

static void program_multi_taps_filter(
	struct dce_transform *xfm_dce,
	int taps,
	const uint16_t *coeffs,
	enum ram_filter_type filter_type)
{ … }

static void program_viewport(
	struct dce_transform *xfm_dce,
	const struct rect *view_port)
{ … }

static void calculate_inits(
	struct dce_transform *xfm_dce,
	const struct scaler_data *data,
	struct scl_ratios_inits *inits)
{ … }

#if defined(CONFIG_DRM_AMD_DC_SI)
static void dce60_calculate_inits(
	struct dce_transform *xfm_dce,
	const struct scaler_data *data,
	struct sclh_ratios_inits *inits)
{ … }
#endif

static void program_scl_ratios_inits(
	struct dce_transform *xfm_dce,
	struct scl_ratios_inits *inits)
{ … }

#if defined(CONFIG_DRM_AMD_DC_SI)
static void dce60_program_scl_ratios_inits(
	struct dce_transform *xfm_dce,
	struct sclh_ratios_inits *inits)
{ … }
#endif

static const uint16_t *get_filter_coeffs_16p(int taps, struct fixed31_32 ratio)
{ … }

static void dce_transform_set_scaler(
	struct transform *xfm,
	const struct scaler_data *data)
{ … }

#if defined(CONFIG_DRM_AMD_DC_SI)
static void dce60_transform_set_scaler(
	struct transform *xfm,
	const struct scaler_data *data)
{ … }
#endif

/*****************************************************************************
 * set_clamp
 *
 * @param depth : bit depth to set the clamp to (should match denorm)
 *
 * @brief
 *     Programs clamp according to panel bit depth.
 *
 *******************************************************************************/
static void set_clamp(
	struct dce_transform *xfm_dce,
	enum dc_color_depth depth)
{ … }

/*******************************************************************************
 * set_round
 *
 * @brief
 *     Programs Round/Truncate
 *
 * @param [in] mode  :round or truncate
 * @param [in] depth :bit depth to round/truncate to
 OUT_ROUND_TRUNC_MODE 3:0 0xA Output data round or truncate mode
 POSSIBLE VALUES:
      00 - truncate to u0.12
      01 - truncate to u0.11
      02 - truncate to u0.10
      03 - truncate to u0.9
      04 - truncate to u0.8
      05 - reserved
      06 - truncate to u0.14
      07 - truncate to u0.13		set_reg_field_value(
			value,
			clamp_max,
			OUT_CLAMP_CONTROL_R_CR,
			OUT_CLAMP_MAX_R_CR);
      08 - round to u0.12
      09 - round to u0.11
      10 - round to u0.10
      11 - round to u0.9
      12 - round to u0.8
      13 - reserved
      14 - round to u0.14
      15 - round to u0.13

 ******************************************************************************/
static void set_round(
	struct dce_transform *xfm_dce,
	enum dcp_out_trunc_round_mode mode,
	enum dcp_out_trunc_round_depth depth)
{ … }

/*****************************************************************************
 * set_dither
 *
 * @brief
 *     Programs Dither
 *
 * @param [in] dither_enable        : enable dither
 * @param [in] dither_mode           : dither mode to set
 * @param [in] dither_depth          : bit depth to dither to
 * @param [in] frame_random_enable    : enable frame random
 * @param [in] rgb_random_enable      : enable rgb random
 * @param [in] highpass_random_enable : enable highpass random
 *
 ******************************************************************************/

static void set_dither(
	struct dce_transform *xfm_dce,
	bool dither_enable,
	enum dcp_spatial_dither_mode dither_mode,
	enum dcp_spatial_dither_depth dither_depth,
	bool frame_random_enable,
	bool rgb_random_enable,
	bool highpass_random_enable)
{ … }

/*****************************************************************************
 * dce_transform_bit_depth_reduction_program
 *
 * @brief
 *     Programs the DCP bit depth reduction registers (Clamp, Round/Truncate,
 *      Dither) for dce
 *
 * @param depth : bit depth to set the clamp to (should match denorm)
 *
 ******************************************************************************/
static void program_bit_depth_reduction(
	struct dce_transform *xfm_dce,
	enum dc_color_depth depth,
	const struct bit_depth_reduction_params *bit_depth_params)
{ … }

#if defined(CONFIG_DRM_AMD_DC_SI)
/*****************************************************************************
 * dce60_transform_bit_depth_reduction program
 *
 * @brief
 *     Programs the DCP bit depth reduction registers (Clamp, Round/Truncate,
 *      Dither) for dce
 *
 * @param depth : bit depth to set the clamp to (should match denorm)
 *
 ******************************************************************************/
static void dce60_program_bit_depth_reduction(
	struct dce_transform *xfm_dce,
	enum dc_color_depth depth,
	const struct bit_depth_reduction_params *bit_depth_params)
{ … }
#endif

static int dce_transform_get_max_num_of_supported_lines(
	struct dce_transform *xfm_dce,
	enum lb_pixel_depth depth,
	int pixel_width)
{ … }

static void set_denormalization(
	struct dce_transform *xfm_dce,
	enum dc_color_depth depth)
{ … }

static void dce_transform_set_pixel_storage_depth(
	struct transform *xfm,
	enum lb_pixel_depth depth,
	const struct bit_depth_reduction_params *bit_depth_params)
{ … }

#if defined(CONFIG_DRM_AMD_DC_SI)
static void dce60_transform_set_pixel_storage_depth(
	struct transform *xfm,
	enum lb_pixel_depth depth,
	const struct bit_depth_reduction_params *bit_depth_params)
{ … }
#endif

static void program_gamut_remap(
	struct dce_transform *xfm_dce,
	const uint16_t *reg_val)
{ … }

/*
 *****************************************************************************
 *  Function: dal_transform_wide_gamut_set_gamut_remap
 *
 *  @param [in] const struct xfm_grph_csc_adjustment *adjust
 *
 *  @return
 *     void
 *
 *  @note calculate and apply color temperature adjustment to in Rgb color space
 *
 *  @see
 *
 *****************************************************************************
 */
static void dce_transform_set_gamut_remap(
	struct transform *xfm,
	const struct xfm_grph_csc_adjustment *adjust)
{ … }

static uint32_t decide_taps(struct fixed31_32 ratio, uint32_t in_taps, bool chroma)
{ … }


bool dce_transform_get_optimal_number_of_taps(
	struct transform *xfm,
	struct scaler_data *scl_data,
	const struct scaling_taps *in_taps)
{ … }

static void dce_transform_reset(struct transform *xfm)
{ … }

static void program_color_matrix(
	struct dce_transform *xfm_dce,
	const struct out_csc_color_matrix *tbl_entry,
	enum grph_color_adjust_option options)
{ … }

static bool configure_graphics_mode(
	struct dce_transform *xfm_dce,
	enum csc_color_mode config,
	enum graphics_csc_adjust_type csc_adjust_type,
	enum dc_color_space color_space)
{ … }

void dce110_opp_set_csc_adjustment(
	struct transform *xfm,
	const struct out_csc_color_matrix *tbl_entry)
{ … }

void dce110_opp_set_csc_default(
	struct transform *xfm,
	const struct default_adjustment *default_adjust)
{ … }

static void program_pwl(struct dce_transform *xfm_dce,
			const struct pwl_params *params)
{ … }

static void regamma_config_regions_and_segments(struct dce_transform *xfm_dce,
						const struct pwl_params *params)
{ … }



void dce110_opp_program_regamma_pwl(struct transform *xfm,
				    const struct pwl_params *params)
{ … }

void dce110_opp_power_on_regamma_lut(struct transform *xfm,
				     bool power_on)
{ … }

void dce110_opp_set_regamma_mode(struct transform *xfm,
				 enum opp_regamma mode)
{ … }

static const struct transform_funcs dce_transform_funcs = …;

#if defined(CONFIG_DRM_AMD_DC_SI)
static const struct transform_funcs dce60_transform_funcs = …;
#endif

/*****************************************/
/* Constructor, Destructor               */
/*****************************************/

void dce_transform_construct(
	struct dce_transform *xfm_dce,
	struct dc_context *ctx,
	uint32_t inst,
	const struct dce_transform_registers *regs,
	const struct dce_transform_shift *xfm_shift,
	const struct dce_transform_mask *xfm_mask)
{ … }

#if defined(CONFIG_DRM_AMD_DC_SI)
void dce60_transform_construct(
	struct dce_transform *xfm_dce,
	struct dc_context *ctx,
	uint32_t inst,
	const struct dce_transform_registers *regs,
	const struct dce_transform_shift *xfm_shift,
	const struct dce_transform_mask *xfm_mask)
{ … }
#endif
linux/drivers/gpu/drm/amd/display/dc/dce/dce_transform.c
