/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright ( c ) 2022 - 2023 Qualcomm Innovation Center , Inc . All rights reserved .
* Copyright ( c ) 2015 - 2021 , The Linux Foundation . All rights reserved .
*/
#ifndef _DPU_HW_UTIL_H
#define _DPU_HW_UTIL_H
#include <linux/io.h>
#include <linux/slab.h>
#include "dpu_hw_mdss.h"
#include "dpu_hw_catalog.h"
#define REG_MASK(n) ((BIT(n)) - 1 )
#define MISR_FRAME_COUNT 0 x1
#define MISR_CTRL_ENABLE BIT(8 )
#define MISR_CTRL_STATUS BIT(9 )
#define MISR_CTRL_STATUS_CLEAR BIT(10 )
#define MISR_CTRL_FREE_RUN_MASK BIT(31 )
#define TO_S15D16(_x_)((_x_) << 7 )
extern const struct dpu_csc_cfg dpu_csc_YUV2RGB_601L;
extern const struct dpu_csc_cfg dpu_csc10_YUV2RGB_601L;
extern const struct dpu_csc_cfg dpu_csc10_rgb2yuv_601l;
/*
* This is the common struct maintained by each sub block
* for mapping the register offsets in this block to the
* absoulute IO address
* @ blk_addr : hw block register mapped address
* @ log_mask : log mask for this block
*/
struct dpu_hw_blk_reg_map {
void __iomem *blk_addr;
u32 log_mask;
};
/**
* struct dpu_hw_blk - opaque hardware block object
*/
struct dpu_hw_blk {
/* opaque */
};
/**
* struct dpu_hw_scaler3_de_cfg : QSEEDv3 detail enhancer configuration
* @ enable : detail enhancer enable / disable
* @ sharpen_level1 : sharpening strength for noise
* @ sharpen_level2 : sharpening strength for signal
* @ clip : clip shift
* @ limit : limit value
* @ thr_quiet : quiet threshold
* @ thr_dieout : dieout threshold
* @ thr_high : low threshold
* @ thr_high : high threshold
* @ prec_shift : precision shift
* @ adjust_a : A - coefficients for mapping curve
* @ adjust_b : B - coefficients for mapping curve
* @ adjust_c : C - coefficients for mapping curve
*/
struct dpu_hw_scaler3_de_cfg {
u32 enable;
int16_t sharpen_level1;
int16_t sharpen_level2;
uint16_t clip;
uint16_t limit;
uint16_t thr_quiet;
uint16_t thr_dieout;
uint16_t thr_low;
uint16_t thr_high;
uint16_t prec_shift;
int16_t adjust_a[DPU_MAX_DE_CURVES];
int16_t adjust_b[DPU_MAX_DE_CURVES];
int16_t adjust_c[DPU_MAX_DE_CURVES];
};
/**
* struct dpu_hw_scaler3_cfg : QSEEDv3 configuration
* @ enable : scaler enable
* @ dir_en : direction detection block enable
* @ init_phase_x : horizontal initial phase
* @ phase_step_x : horizontal phase step
* @ init_phase_y : vertical initial phase
* @ phase_step_y : vertical phase step
* @ preload_x : horizontal preload value
* @ preload_y : vertical preload value
* @ src_width : source width
* @ src_height : source height
* @ dst_width : destination width
* @ dst_height : destination height
* @ y_rgb_filter_cfg : y / rgb plane filter configuration
* @ uv_filter_cfg : uv plane filter configuration
* @ alpha_filter_cfg : alpha filter configuration
* @ blend_cfg : blend coefficients configuration
* @ lut_flag : scaler LUT update flags
* 0 x1 swap LUT bank
* 0 x2 update 2 D filter LUT
* 0 x4 update y circular filter LUT
* 0 x8 update uv circular filter LUT
* 0 x10 update y separable filter LUT
* 0 x20 update uv separable filter LUT
* @ dir_lut_idx : 2 D filter LUT index
* @ y_rgb_cir_lut_idx : y circular filter LUT index
* @ uv_cir_lut_idx : uv circular filter LUT index
* @ y_rgb_sep_lut_idx : y circular filter LUT index
* @ uv_sep_lut_idx : uv separable filter LUT index
* @ dir_lut : pointer to 2 D LUT
* @ cir_lut : pointer to circular filter LUT
* @ sep_lut : pointer to separable filter LUT
* @ de : detail enhancer configuration
* @ dir_weight : Directional weight
*/
struct dpu_hw_scaler3_cfg {
u32 enable;
u32 dir_en;
int32_t init_phase_x[DPU_MAX_PLANES];
int32_t phase_step_x[DPU_MAX_PLANES];
int32_t init_phase_y[DPU_MAX_PLANES];
int32_t phase_step_y[DPU_MAX_PLANES];
u32 preload_x[DPU_MAX_PLANES];
u32 preload_y[DPU_MAX_PLANES];
u32 src_width[DPU_MAX_PLANES];
u32 src_height[DPU_MAX_PLANES];
u32 dst_width;
u32 dst_height;
u32 y_rgb_filter_cfg;
u32 uv_filter_cfg;
u32 alpha_filter_cfg;
u32 blend_cfg;
u32 lut_flag;
u32 dir_lut_idx;
u32 y_rgb_cir_lut_idx;
u32 uv_cir_lut_idx;
u32 y_rgb_sep_lut_idx;
u32 uv_sep_lut_idx;
u32 *dir_lut;
size_t dir_len;
u32 *cir_lut;
size_t cir_len;
u32 *sep_lut;
size_t sep_len;
/*
* Detail enhancer settings
*/
struct dpu_hw_scaler3_de_cfg de;
u32 dir_weight;
};
/**
* struct dpu_drm_pix_ext_v1 - version 1 of pixel ext structure
* @ num_ext_pxls_lr : Number of total horizontal pixels
* @ num_ext_pxls_tb : Number of total vertical lines
* @ left_ftch : Number of extra pixels to overfetch from left
* @ right_ftch : Number of extra pixels to overfetch from right
* @ top_ftch : Number of extra lines to overfetch from top
* @ btm_ftch : Number of extra lines to overfetch from bottom
* @ left_rpt : Number of extra pixels to repeat from left
* @ right_rpt : Number of extra pixels to repeat from right
* @ top_rpt : Number of extra lines to repeat from top
* @ btm_rpt : Number of extra lines to repeat from bottom
*/
struct dpu_drm_pix_ext_v1 {
/*
* Number of pixels ext in left , right , top and bottom direction
* for all color components .
*/
int32_t num_ext_pxls_lr[DPU_MAX_PLANES];
int32_t num_ext_pxls_tb[DPU_MAX_PLANES];
/*
* Number of pixels needs to be overfetched in left , right , top
* and bottom directions from source image for scaling .
*/
int32_t left_ftch[DPU_MAX_PLANES];
int32_t right_ftch[DPU_MAX_PLANES];
int32_t top_ftch[DPU_MAX_PLANES];
int32_t btm_ftch[DPU_MAX_PLANES];
/*
* Number of pixels needs to be repeated in left , right , top and
* bottom directions for scaling .
*/
int32_t left_rpt[DPU_MAX_PLANES];
int32_t right_rpt[DPU_MAX_PLANES];
int32_t top_rpt[DPU_MAX_PLANES];
int32_t btm_rpt[DPU_MAX_PLANES];
};
/**
* struct dpu_drm_de_v1 - version 1 of detail enhancer structure
* @ enable : Enables / disables detail enhancer
* @ sharpen_level1 : Sharpening strength for noise
* @ sharpen_level2 : Sharpening strength for context
* @ clip : Clip coefficient
* @ limit : Detail enhancer limit factor
* @ thr_quiet : Quite zone threshold
* @ thr_dieout : Die - out zone threshold
* @ thr_low : Linear zone left threshold
* @ thr_high : Linear zone right threshold
* @ prec_shift : Detail enhancer precision
* @ adjust_a : Mapping curves A coefficients
* @ adjust_b : Mapping curves B coefficients
* @ adjust_c : Mapping curves C coefficients
*/
struct dpu_drm_de_v1 {
uint32_t enable;
int16_t sharpen_level1;
int16_t sharpen_level2;
uint16_t clip;
uint16_t limit;
uint16_t thr_quiet;
uint16_t thr_dieout;
uint16_t thr_low;
uint16_t thr_high;
uint16_t prec_shift;
int16_t adjust_a[DPU_MAX_DE_CURVES];
int16_t adjust_b[DPU_MAX_DE_CURVES];
int16_t adjust_c[DPU_MAX_DE_CURVES];
};
/**
* struct dpu_drm_scaler_v2 - version 2 of struct dpu_drm_scaler
* @ enable : Scaler enable
* @ dir_en : Detail enhancer enable
* @ pe : Pixel extension settings
* @ horz_decimate : Horizontal decimation factor
* @ vert_decimate : Vertical decimation factor
* @ init_phase_x : Initial scaler phase values for x
* @ phase_step_x : Phase step values for x
* @ init_phase_y : Initial scaler phase values for y
* @ phase_step_y : Phase step values for y
* @ preload_x : Horizontal preload value
* @ preload_y : Vertical preload value
* @ src_width : Source width
* @ src_height : Source height
* @ dst_width : Destination width
* @ dst_height : Destination height
* @ y_rgb_filter_cfg : Y / RGB plane filter configuration
* @ uv_filter_cfg : UV plane filter configuration
* @ alpha_filter_cfg : Alpha filter configuration
* @ blend_cfg : Selection of blend coefficients
* @ lut_flag : LUT configuration flags
* @ dir_lut_idx : 2 d 4 x4 LUT index
* @ y_rgb_cir_lut_idx : Y / RGB circular LUT index
* @ uv_cir_lut_idx : UV circular LUT index
* @ y_rgb_sep_lut_idx : Y / RGB separable LUT index
* @ uv_sep_lut_idx : UV separable LUT index
* @ de : Detail enhancer settings
*/
struct dpu_drm_scaler_v2 {
/*
* General definitions
*/
uint32_t enable;
uint32_t dir_en;
/*
* Pix ext settings
*/
struct dpu_drm_pix_ext_v1 pe;
/*
* Decimation settings
*/
uint32_t horz_decimate;
uint32_t vert_decimate;
/*
* Phase settings
*/
int32_t init_phase_x[DPU_MAX_PLANES];
int32_t phase_step_x[DPU_MAX_PLANES];
int32_t init_phase_y[DPU_MAX_PLANES];
int32_t phase_step_y[DPU_MAX_PLANES];
uint32_t preload_x[DPU_MAX_PLANES];
uint32_t preload_y[DPU_MAX_PLANES];
uint32_t src_width[DPU_MAX_PLANES];
uint32_t src_height[DPU_MAX_PLANES];
uint32_t dst_width;
uint32_t dst_height;
uint32_t y_rgb_filter_cfg;
uint32_t uv_filter_cfg;
uint32_t alpha_filter_cfg;
uint32_t blend_cfg;
uint32_t lut_flag;
uint32_t dir_lut_idx;
/* for Y(RGB) and UV planes*/
uint32_t y_rgb_cir_lut_idx;
uint32_t uv_cir_lut_idx;
uint32_t y_rgb_sep_lut_idx;
uint32_t uv_sep_lut_idx;
/*
* Detail enhancer settings
*/
struct dpu_drm_de_v1 de;
};
/**
* struct dpu_hw_qos_cfg : pipe QoS configuration
* @ danger_lut : LUT for generate danger level based on fill level
* @ safe_lut : LUT for generate safe level based on fill level
* @ creq_lut : LUT for generate creq level based on fill level
* @ creq_vblank : creq value generated to vbif during vertical blanking
* @ danger_vblank : danger value generated during vertical blanking
* @ vblank_en : enable creq_vblank and danger_vblank during vblank
* @ danger_safe_en : enable danger safe generation
*/
struct dpu_hw_qos_cfg {
u32 danger_lut;
u32 safe_lut;
u64 creq_lut;
bool danger_safe_en;
};
u32 *dpu_hw_util_get_log_mask_ptr(void );
void dpu_reg_write(struct dpu_hw_blk_reg_map *c,
u32 reg_off,
u32 val,
const char *name);
int dpu_reg_read(struct dpu_hw_blk_reg_map *c, u32 reg_off);
#define DPU_REG_WRITE(c, off, val) dpu_reg_write(c, off, val, #off )
#define DPU_REG_READ(c, off) dpu_reg_read(c, off)
void *dpu_hw_util_get_dir(void );
void dpu_hw_setup_scaler3(struct dpu_hw_blk_reg_map *c,
struct dpu_hw_scaler3_cfg *scaler3_cfg,
u32 scaler_offset, u32 scaler_version,
const struct msm_format *format);
void dpu_hw_csc_setup(struct dpu_hw_blk_reg_map *c,
u32 csc_reg_off,
const struct dpu_csc_cfg *data, bool csc10);
void dpu_setup_cdp(struct dpu_hw_blk_reg_map *c, u32 offset,
const struct msm_format *fmt, bool enable);
u64 _dpu_hw_get_qos_lut(const struct dpu_qos_lut_tbl *tbl,
u32 total_fl);
void _dpu_hw_setup_qos_lut(struct dpu_hw_blk_reg_map *c, u32 offset,
bool qos_8lvl,
const struct dpu_hw_qos_cfg *cfg);
void dpu_hw_setup_misr(struct dpu_hw_blk_reg_map *c,
u32 misr_ctrl_offset, u8 input_sel);
int dpu_hw_collect_misr(struct dpu_hw_blk_reg_map *c,
u32 misr_ctrl_offset,
u32 misr_signature_offset,
u32 *misr_value);
bool dpu_hw_clk_force_ctrl(struct dpu_hw_blk_reg_map *c,
const struct dpu_clk_ctrl_reg *clk_ctrl_reg,
bool enable);
#endif /* _DPU_HW_UTIL_H */
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