| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* |
| * 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" |
| |
| #define REG_MASK(n) ((BIT(n)) - 1) |
| |
| /* |
| * This is the common struct maintained by each sub block |
| * for mapping the register offsets in this block to the |
| * absoulute IO address |
| * @base_off: mdp register mapped offset |
| * @blk_off: pipe offset relative to mdss offset |
| * @length length of register block offset |
| * @xin_id xin id |
| * @hwversion mdss hw version number |
| */ |
| struct dpu_hw_blk_reg_map { |
| void __iomem *base_off; |
| u32 blk_off; |
| u32 length; |
| u32 xin_id; |
| u32 hwversion; |
| u32 log_mask; |
| }; |
| |
| /** |
| * 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 |
| * 0x1 swap LUT bank |
| * 0x2 update 2D filter LUT |
| * 0x4 update y circular filter LUT |
| * 0x8 update uv circular filter LUT |
| * 0x10 update y separable filter LUT |
| * 0x20 update uv separable filter LUT |
| * @ dir_lut_idx: 2D 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 2D 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: 2d 4x4 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; |
| }; |
| |
| |
| 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 dpu_format *format); |
| |
| u32 dpu_hw_get_scaler3_ver(struct dpu_hw_blk_reg_map *c, |
| u32 scaler_offset); |
| |
| void dpu_hw_csc_setup(struct dpu_hw_blk_reg_map *c, |
| u32 csc_reg_off, |
| const struct dpu_csc_cfg *data, bool csc10); |
| |
| #endif /* _DPU_HW_UTIL_H */ |
