/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* Copyright (C) 2017 - 2018 Intel Corporation */ #ifndef __IPU3_UAPI_H #define __IPU3_UAPI_H #include <linux/types.h> /* from /drivers/staging/media/ipu3/include/videodev2.h */ /* Vendor specific - used for IPU3 camera sub-system */ /* IPU3 processing parameters */ #define V4L2_META_FMT_IPU3_PARAMS v4l2_fourcc('i', 'p', '3', 'p') /* IPU3 3A statistics */ #define V4L2_META_FMT_IPU3_STAT_3A v4l2_fourcc('i', 'p', '3', 's') /* from include/uapi/linux/v4l2-controls.h */ #define V4L2_CID_INTEL_IPU3_BASE (V4L2_CID_USER_BASE + 0x10c0) #define V4L2_CID_INTEL_IPU3_MODE (V4L2_CID_INTEL_IPU3_BASE + 1) /******************* ipu3_uapi_stats_3a *******************/ #define IPU3_UAPI_MAX_STRIPES 2 #define IPU3_UAPI_MAX_BUBBLE_SIZE 10 #define IPU3_UAPI_GRID_START_MASK ((1 << 12) - 1) #define IPU3_UAPI_GRID_Y_START_EN (1 << 15) /* controls generation of meta_data (like FF enable/disable) */ #define IPU3_UAPI_AWB_RGBS_THR_B_EN (1 << 14) #define IPU3_UAPI_AWB_RGBS_THR_B_INCL_SAT (1 << 15) /** * struct ipu3_uapi_grid_config - Grid plane config * * @width: Grid horizontal dimensions, in number of grid blocks(cells). * For AWB, the range is (16, 80). * For AF/AE, the range is (16, 32). * @height: Grid vertical dimensions, in number of grid cells. * For AWB, the range is (16, 60). * For AF/AE, the range is (16, 24). * @block_width_log2: Log2 of the width of each cell in pixels. * For AWB, the range is [3, 6]. * For AF/AE, the range is [3, 7]. * @block_height_log2: Log2 of the height of each cell in pixels. * For AWB, the range is [3, 6]. * For AF/AE, the range is [3, 7]. * @height_per_slice: The number of blocks in vertical axis per slice. * Default 2. * @x_start: X value of top left corner of Region of Interest(ROI). * @y_start: Y value of top left corner of ROI * @x_end: X value of bottom right corner of ROI * @y_end: Y value of bottom right corner of ROI * * Due to the size of total amount of collected data, most statistics * create a grid-based output, and the data is then divided into "slices". */ struct ipu3_uapi_grid_config { __u8 width; __u8 height; __u16 block_width_log2:3; __u16 block_height_log2:3; __u16 height_per_slice:8; __u16 x_start; __u16 y_start; __u16 x_end; __u16 y_end; } __packed; /** * struct ipu3_uapi_awb_set_item - Memory layout for each cell in AWB * * @Gr_avg: Green average for red lines in the cell. * @R_avg: Red average in the cell. * @B_avg: Blue average in the cell. * @Gb_avg: Green average for blue lines in the cell. * @sat_ratio: Percentage of pixels over the thresholds specified in * ipu3_uapi_awb_config_s, coded from 0 to 255. * @padding0: Unused byte for padding. * @padding1: Unused byte for padding. * @padding2: Unused byte for padding. */ struct ipu3_uapi_awb_set_item { __u8 Gr_avg; __u8 R_avg; __u8 B_avg; __u8 Gb_avg; __u8 sat_ratio; __u8 padding0; __u8 padding1; __u8 padding2; } __attribute__((packed)); /* * The grid based data is divided into "slices" called set, each slice of setX * refers to ipu3_uapi_grid_config width * height_per_slice. */ #define IPU3_UAPI_AWB_MAX_SETS 60 /* Based on grid size 80 * 60 and cell size 16 x 16 */ #define IPU3_UAPI_AWB_SET_SIZE 160 #define IPU3_UAPI_AWB_SPARE_FOR_BUBBLES \ (IPU3_UAPI_MAX_BUBBLE_SIZE * IPU3_UAPI_MAX_STRIPES) #define IPU3_UAPI_AWB_MAX_BUFFER_SIZE \ (IPU3_UAPI_AWB_MAX_SETS * \ (IPU3_UAPI_AWB_SET_SIZE + IPU3_UAPI_AWB_SPARE_FOR_BUBBLES)) /** * struct ipu3_uapi_awb_raw_buffer - AWB raw buffer * * @meta_data: buffer to hold auto white balance meta data which is * the average values for each color channel. */ struct ipu3_uapi_awb_raw_buffer { struct ipu3_uapi_awb_set_item meta_data[IPU3_UAPI_AWB_MAX_BUFFER_SIZE] __attribute__((aligned(32))); } __packed; /** * struct ipu3_uapi_awb_config_s - AWB config * * @rgbs_thr_gr: gr threshold value. * @rgbs_thr_r: Red threshold value. * @rgbs_thr_gb: gb threshold value. * @rgbs_thr_b: Blue threshold value. * @grid: &ipu3_uapi_grid_config, the default grid resolution is 16x16 cells. * * The threshold is a saturation measure range [0, 8191], 8191 is default. * Values over threshold may be optionally rejected for averaging. */ struct ipu3_uapi_awb_config_s { __u16 rgbs_thr_gr; __u16 rgbs_thr_r; __u16 rgbs_thr_gb; __u16 rgbs_thr_b; struct ipu3_uapi_grid_config grid; } __attribute__((aligned(32))) __packed; /** * struct ipu3_uapi_awb_config - AWB config wrapper * * @config: config for auto white balance as defined by &ipu3_uapi_awb_config_s */ struct ipu3_uapi_awb_config { struct ipu3_uapi_awb_config_s config __attribute__((aligned(32))); } __packed; #define IPU3_UAPI_AE_COLORS 4 /* R, G, B, Y */ #define IPU3_UAPI_AE_BINS 256 #define IPU3_UAPI_AE_WEIGHTS 96 /** * struct ipu3_uapi_ae_raw_buffer - AE global weighted histogram * * @vals: Sum of IPU3_UAPI_AE_COLORS in cell * * Each histogram contains IPU3_UAPI_AE_BINS bins. Each bin has 24 bit unsigned * for counting the number of the pixel. */ struct ipu3_uapi_ae_raw_buffer { __u32 vals[IPU3_UAPI_AE_BINS * IPU3_UAPI_AE_COLORS]; } __packed; /** * struct ipu3_uapi_ae_raw_buffer_aligned - AE raw buffer * * @buff: &ipu3_uapi_ae_raw_buffer to hold full frame meta data. */ struct ipu3_uapi_ae_raw_buffer_aligned { struct ipu3_uapi_ae_raw_buffer buff __attribute__((aligned(32))); } __packed; /** * struct ipu3_uapi_ae_grid_config - AE weight grid * * @width: Grid horizontal dimensions. Value: [16, 32], default 16. * @height: Grid vertical dimensions. Value: [16, 24], default 16. * @block_width_log2: Log2 of the width of the grid cell, value: [3, 7]. * @block_height_log2: Log2 of the height of the grid cell, value: [3, 7]. * default is 3 (cell size 8x8), 4 cell per grid. * @reserved0: reserved * @ae_en: 0: does not write to &ipu3_uapi_ae_raw_buffer_aligned array, * 1: write normally. * @rst_hist_array: write 1 to trigger histogram array reset. * @done_rst_hist_array: flag for histogram array reset done. * @x_start: X value of top left corner of ROI, default 0. * @y_start: Y value of top left corner of ROI, default 0. * @x_end: X value of bottom right corner of ROI * @y_end: Y value of bottom right corner of ROI * * The AE block accumulates 4 global weighted histograms(R, G, B, Y) over * a defined ROI within the frame. The contribution of each pixel into the * histogram, defined by &ipu3_uapi_ae_weight_elem LUT, is indexed by a grid. */ struct ipu3_uapi_ae_grid_config { __u8 width; __u8 height; __u8 block_width_log2:4; __u8 block_height_log2:4; __u8 reserved0:5; __u8 ae_en:1; __u8 rst_hist_array:1; __u8 done_rst_hist_array:1; __u16 x_start; __u16 y_start; __u16 x_end; __u16 y_end; } __packed; /** * struct ipu3_uapi_ae_weight_elem - AE weights LUT * * @cell0: weighted histogram grid value. * @cell1: weighted histogram grid value. * @cell2: weighted histogram grid value. * @cell3: weighted histogram grid value. * @cell4: weighted histogram grid value. * @cell5: weighted histogram grid value. * @cell6: weighted histogram grid value. * @cell7: weighted histogram grid value. * * Use weighted grid value to give a different contribution factor to each cell. * Precision u4, range [0, 15]. */ struct ipu3_uapi_ae_weight_elem { __u32 cell0:4; __u32 cell1:4; __u32 cell2:4; __u32 cell3:4; __u32 cell4:4; __u32 cell5:4; __u32 cell6:4; __u32 cell7:4; } __packed; /** * struct ipu3_uapi_ae_ccm - AE coefficients for WB and CCM * * @gain_gr: WB gain factor for the gr channels. Default 256. * @gain_r: WB gain factor for the r channel. Default 256. * @gain_b: WB gain factor for the b channel. Default 256. * @gain_gb: WB gain factor for the gb channels. Default 256. * @mat: 4x4 matrix that transforms Bayer quad output from WB to RGB+Y. * * Default: * 128, 0, 0, 0, * 0, 128, 0, 0, * 0, 0, 128, 0, * 0, 0, 0, 128, * * As part of the raw frame pre-process stage, the WB and color conversion need * to be applied to expose the impact of these gain operations. */ struct ipu3_uapi_ae_ccm { __u16 gain_gr; __u16 gain_r; __u16 gain_b; __u16 gain_gb; __s16 mat[16]; } __packed; /** * struct ipu3_uapi_ae_config - AE config * * @grid_cfg: config for auto exposure statistics grid. See struct * &ipu3_uapi_ae_grid_config, as Imgu did not support output * auto exposure statistics, so user can ignore this configuration * and use the RGB table in auto-whitebalance statistics instead. * @weights: &IPU3_UAPI_AE_WEIGHTS is based on 32x24 blocks in the grid. * Each grid cell has a corresponding value in weights LUT called * grid value, global histogram is updated based on grid value and * pixel value. * @ae_ccm: Color convert matrix pre-processing block. * * Calculate AE grid from image resolution, resample ae weights. */ struct ipu3_uapi_ae_config { struct ipu3_uapi_ae_grid_config grid_cfg __attribute__((aligned(32))); struct ipu3_uapi_ae_weight_elem weights[IPU3_UAPI_AE_WEIGHTS] __attribute__((aligned(32))); struct ipu3_uapi_ae_ccm ae_ccm __attribute__((aligned(32))); } __packed; /** * struct ipu3_uapi_af_filter_config - AF 2D filter for contrast measurements * * @y1_coeff_0: filter Y1, structure: 3x11, support both symmetry and * anti-symmetry type. A12 is center, A1-A11 are neighbours. * for analyzing low frequency content, used to calculate sum * of gradients in x direction. * @y1_coeff_0.a1: filter1 coefficients A1, u8, default 0. * @y1_coeff_0.a2: filter1 coefficients A2, u8, default 0. * @y1_coeff_0.a3: filter1 coefficients A3, u8, default 0. * @y1_coeff_0.a4: filter1 coefficients A4, u8, default 0. * @y1_coeff_1: Struct * @y1_coeff_1.a5: filter1 coefficients A5, u8, default 0. * @y1_coeff_1.a6: filter1 coefficients A6, u8, default 0. * @y1_coeff_1.a7: filter1 coefficients A7, u8, default 0. * @y1_coeff_1.a8: filter1 coefficients A8, u8, default 0. * @y1_coeff_2: Struct * @y1_coeff_2.a9: filter1 coefficients A9, u8, default 0. * @y1_coeff_2.a10: filter1 coefficients A10, u8, default 0. * @y1_coeff_2.a11: filter1 coefficients A11, u8, default 0. * @y1_coeff_2.a12: filter1 coefficients A12, u8, default 128. * @y1_sign_vec: Each bit corresponds to one coefficient sign bit, * 0: positive, 1: negative, default 0. * @y2_coeff_0: Y2, same structure as Y1. For analyzing high frequency content. * @y2_coeff_0.a1: filter2 coefficients A1, u8, default 0. * @y2_coeff_0.a2: filter2 coefficients A2, u8, default 0. * @y2_coeff_0.a3: filter2 coefficients A3, u8, default 0. * @y2_coeff_0.a4: filter2 coefficients A4, u8, default 0. * @y2_coeff_1: Struct * @y2_coeff_1.a5: filter2 coefficients A5, u8, default 0. * @y2_coeff_1.a6: filter2 coefficients A6, u8, default 0. * @y2_coeff_1.a7: filter2 coefficients A7, u8, default 0. * @y2_coeff_1.a8: filter2 coefficients A8, u8, default 0. * @y2_coeff_2: Struct * @y2_coeff_2.a9: filter1 coefficients A9, u8, default 0. * @y2_coeff_2.a10: filter1 coefficients A10, u8, default 0. * @y2_coeff_2.a11: filter1 coefficients A11, u8, default 0. * @y2_coeff_2.a12: filter1 coefficients A12, u8, default 128. * @y2_sign_vec: Each bit corresponds to one coefficient sign bit, * 0: positive, 1: negative, default 0. * @y_calc: Pre-processing that converts Bayer quad to RGB+Y values to be * used for building histogram. Range [0, 32], default 8. * Rule: * y_gen_rate_gr + y_gen_rate_r + y_gen_rate_b + y_gen_rate_gb = 32 * A single Y is calculated based on sum of Gr/R/B/Gb based on * their contribution ratio. * @y_calc.y_gen_rate_gr: Contribution ratio Gr for Y * @y_calc.y_gen_rate_r: Contribution ratio R for Y * @y_calc.y_gen_rate_b: Contribution ratio B for Y * @y_calc.y_gen_rate_gb: Contribution ratio Gb for Y * @nf: The shift right value that should be applied during the Y1/Y2 filter to * make sure the total memory needed is 2 bytes per grid cell. * @nf.reserved0: reserved * @nf.y1_nf: Normalization factor for the convolution coeffs of y1, * should be log2 of the sum of the abs values of the filter * coeffs, default 7 (2^7 = 128). * @nf.reserved1: reserved * @nf.y2_nf: Normalization factor for y2, should be log2 of the sum of the * abs values of the filter coeffs. * @nf.reserved2: reserved */ struct ipu3_uapi_af_filter_config { struct { __u8 a1; __u8 a2; __u8 a3; __u8 a4; } y1_coeff_0; struct { __u8 a5; __u8 a6; __u8 a7; __u8 a8; } y1_coeff_1; struct { __u8 a9; __u8 a10; __u8 a11; __u8 a12; } y1_coeff_2; __u32 y1_sign_vec; struct { __u8 a1; __u8 a2; __u8 a3; __u8 a4; } y2_coeff_0; struct { __u8 a5; __u8 a6; __u8 a7; __u8 a8; } y2_coeff_1; struct { __u8 a9; __u8 a10; __u8 a11; __u8 a12; } y2_coeff_2; __u32 y2_sign_vec; struct { __u8 y_gen_rate_gr; __u8 y_gen_rate_r; __u8 y_gen_rate_b; __u8 y_gen_rate_gb; } y_calc; struct { __u32 reserved0:8; __u32 y1_nf:4; __u32 reserved1:4; __u32 y2_nf:4; __u32 reserved2:12; } nf; } __packed; #define IPU3_UAPI_AF_MAX_SETS 24 #define IPU3_UAPI_AF_MD_ITEM_SIZE 4 #define IPU3_UAPI_AF_SPARE_FOR_BUBBLES \ (IPU3_UAPI_MAX_BUBBLE_SIZE * IPU3_UAPI_MAX_STRIPES * \ IPU3_UAPI_AF_MD_ITEM_SIZE) #define IPU3_UAPI_AF_Y_TABLE_SET_SIZE 128 #define IPU3_UAPI_AF_Y_TABLE_MAX_SIZE \ (IPU3_UAPI_AF_MAX_SETS * \ (IPU3_UAPI_AF_Y_TABLE_SET_SIZE + IPU3_UAPI_AF_SPARE_FOR_BUBBLES) * \ IPU3_UAPI_MAX_STRIPES) /** * struct ipu3_uapi_af_raw_buffer - AF meta data * * @y_table: Each color component will be convolved separately with filter1 * and filter2 and the result will be summed out and averaged for * each cell. */ struct ipu3_uapi_af_raw_buffer { __u8 y_table[IPU3_UAPI_AF_Y_TABLE_MAX_SIZE] __attribute__((aligned(32))); } __packed; /** * struct ipu3_uapi_af_config_s - AF config * * @filter_config: AF uses Y1 and Y2 filters as configured in * &ipu3_uapi_af_filter_config * @padding: paddings * @grid_cfg: See &ipu3_uapi_grid_config, default resolution 16x16. Use large * grid size for large image and vice versa. */ struct ipu3_uapi_af_config_s { struct ipu3_uapi_af_filter_config filter_config __attribute__((aligned(32))); __u8 padding[4]; struct ipu3_uapi_grid_config grid_cfg __attribute__((aligned(32))); } __packed; #define IPU3_UAPI_AWB_FR_MAX_SETS 24 #define IPU3_UAPI_AWB_FR_MD_ITEM_SIZE 8 #define IPU3_UAPI_AWB_FR_BAYER_TBL_SIZE 256 #define IPU3_UAPI_AWB_FR_SPARE_FOR_BUBBLES \ (IPU3_UAPI_MAX_BUBBLE_SIZE * IPU3_UAPI_MAX_STRIPES * \ IPU3_UAPI_AWB_FR_MD_ITEM_SIZE) #define IPU3_UAPI_AWB_FR_BAYER_TABLE_MAX_SIZE \ (IPU3_UAPI_AWB_FR_MAX_SETS * \ (IPU3_UAPI_AWB_FR_BAYER_TBL_SIZE + \ IPU3_UAPI_AWB_FR_SPARE_FOR_BUBBLES) * IPU3_UAPI_MAX_STRIPES) /** * struct ipu3_uapi_awb_fr_raw_buffer - AWB filter response meta data * * @meta_data: Statistics output on the grid after convolving with 1D filter. */ struct ipu3_uapi_awb_fr_raw_buffer { __u8 meta_data[IPU3_UAPI_AWB_FR_BAYER_TABLE_MAX_SIZE] __attribute__((aligned(32))); } __packed; /** * struct ipu3_uapi_awb_fr_config_s - AWB filter response config * * @grid_cfg: grid config, default 16x16. * @bayer_coeff: 1D Filter 1x11 center symmetry/anti-symmetry. * coefficients defaults { 0, 0, 0, 0, 0, 128 }. * Applied on whole image for each Bayer channel separately * by a weighted sum of its 11x1 neighbors. * @reserved1: reserved * @bayer_sign: sign of filter coefficients, default 0. * @bayer_nf: normalization factor for the convolution coeffs, to make sure * total memory needed is within pre-determined range. * NF should be the log2 of the sum of the abs values of the * filter coeffs, range [7, 14], default 7. * @reserved2: reserved */ struct ipu3_uapi_awb_fr_config_s { struct ipu3_uapi_grid_config grid_cfg; __u8 bayer_coeff[6]; __u16 reserved1; __u32 bayer_sign; __u8 bayer_nf; __u8 reserved2[7]; } __packed; /** * struct ipu3_uapi_4a_config - 4A config * * @awb_config: &ipu3_uapi_awb_config_s, default resolution 16x16 * @ae_grd_config: auto exposure statistics &ipu3_uapi_ae_grid_config * @padding: paddings * @af_config: auto focus config &ipu3_uapi_af_config_s * @awb_fr_config: &ipu3_uapi_awb_fr_config_s, default resolution 16x16 */ struct ipu3_uapi_4a_config { struct ipu3_uapi_awb_config_s awb_config __attribute__((aligned(32))); struct ipu3_uapi_ae_grid_config ae_grd_config; __u8 padding[20]; struct ipu3_uapi_af_config_s af_config; struct ipu3_uapi_awb_fr_config_s awb_fr_config __attribute__((aligned(32))); } __packed; /** * struct ipu3_uapi_bubble_info - Bubble info for host side debugging * * @num_of_stripes: A single frame is divided into several parts called stripes * due to limitation on line buffer memory. * The separation between the stripes is vertical. Each such * stripe is processed as a single frame by the ISP pipe. * @padding: padding bytes. * @num_sets: number of sets. * @padding1: padding bytes. * @size_of_set: set size. * @padding2: padding bytes. * @bubble_size: is the amount of padding in the bubble expressed in "sets". * @padding3: padding bytes. */ struct ipu3_uapi_bubble_info { __u32 num_of_stripes __attribute__((aligned(32))); __u8 padding[28]; __u32 num_sets; __u8 padding1[28]; __u32 size_of_set; __u8 padding2[28]; __u32 bubble_size; __u8 padding3[28]; } __packed; /* * struct ipu3_uapi_stats_3a_bubble_info_per_stripe */ struct ipu3_uapi_stats_3a_bubble_info_per_stripe { struct ipu3_uapi_bubble_info awb[IPU3_UAPI_MAX_STRIPES]; struct ipu3_uapi_bubble_info af[IPU3_UAPI_MAX_STRIPES]; struct ipu3_uapi_bubble_info awb_fr[IPU3_UAPI_MAX_STRIPES]; } __packed; /** * struct ipu3_uapi_ff_status - Enable bits for each 3A fixed function * * @awb_en: auto white balance enable * @padding: padding config * @ae_en: auto exposure enable * @padding1: padding config * @af_en: auto focus enable * @padding2: padding config * @awb_fr_en: awb filter response enable bit * @padding3: padding config */ struct ipu3_uapi_ff_status { __u32 awb_en __attribute__((aligned(32))); __u8 padding[28]; __u32 ae_en; __u8 padding1[28]; __u32 af_en; __u8 padding2[28]; __u32 awb_fr_en; __u8 padding3[28]; } __packed; /** * struct ipu3_uapi_stats_3a - 3A statistics * * @awb_raw_buffer: auto white balance meta data &ipu3_uapi_awb_raw_buffer * @ae_raw_buffer: auto exposure raw data &ipu3_uapi_ae_raw_buffer_aligned * current Imgu does not output the auto exposure statistics * to ae_raw_buffer, the user such as 3A algorithm can use the * RGB table in &ipu3_uapi_awb_raw_buffer to do auto-exposure. * @af_raw_buffer: &ipu3_uapi_af_raw_buffer for auto focus meta data * @awb_fr_raw_buffer: value as specified by &ipu3_uapi_awb_fr_raw_buffer * @stats_4a_config: 4a statistics config as defined by &ipu3_uapi_4a_config. * @ae_join_buffers: 1 to use ae_raw_buffer. * @padding: padding config * @stats_3a_bubble_per_stripe: a &ipu3_uapi_stats_3a_bubble_info_per_stripe * @stats_3a_status: 3a statistics status set in &ipu3_uapi_ff_status */ struct ipu3_uapi_stats_3a { struct ipu3_uapi_awb_raw_buffer awb_raw_buffer; struct ipu3_uapi_ae_raw_buffer_aligned ae_raw_buffer[IPU3_UAPI_MAX_STRIPES]; struct ipu3_uapi_af_raw_buffer af_raw_buffer; struct ipu3_uapi_awb_fr_raw_buffer awb_fr_raw_buffer; struct ipu3_uapi_4a_config stats_4a_config; __u32 ae_join_buffers; __u8 padding[28]; struct ipu3_uapi_stats_3a_bubble_info_per_stripe stats_3a_bubble_per_stripe; struct ipu3_uapi_ff_status stats_3a_status; } __packed; /******************* ipu3_uapi_acc_param *******************/ #define IPU3_UAPI_ISP_VEC_ELEMS 64 #define IPU3_UAPI_ISP_TNR3_VMEM_LEN 9 #define IPU3_UAPI_BNR_LUT_SIZE 32 /* number of elements in gamma correction LUT */ #define IPU3_UAPI_GAMMA_CORR_LUT_ENTRIES 256 /* largest grid is 73x56, for grid_height_per_slice of 2, 73x2 = 146 */ #define IPU3_UAPI_SHD_MAX_CELLS_PER_SET 146 #define IPU3_UAPI_SHD_MAX_CFG_SETS 28 /* Normalization shift aka nf */ #define IPU3_UAPI_SHD_BLGR_NF_SHIFT 13 #define IPU3_UAPI_SHD_BLGR_NF_MASK 7 #define IPU3_UAPI_YUVP2_TCC_MACC_TABLE_ELEMENTS 16 #define IPU3_UAPI_YUVP2_TCC_INV_Y_LUT_ELEMENTS 14 #define IPU3_UAPI_YUVP2_TCC_GAIN_PCWL_LUT_ELEMENTS 258 #define IPU3_UAPI_YUVP2_TCC_R_SQR_LUT_ELEMENTS 24 #define IPU3_UAPI_ANR_LUT_SIZE 26 #define IPU3_UAPI_ANR_PYRAMID_SIZE 22 #define IPU3_UAPI_LIN_LUT_SIZE 64 /* Bayer Noise Reduction related structs */ /** * struct ipu3_uapi_bnr_static_config_wb_gains_config - White balance gains * * @gr: white balance gain for Gr channel. * @r: white balance gain for R channel. * @b: white balance gain for B channel. * @gb: white balance gain for Gb channel. * * For BNR parameters WB gain factor for the three channels [Ggr, Ggb, Gb, Gr]. * Their precision is U3.13 and the range is (0, 8) and the actual gain is * Gx + 1, it is typically Gx = 1. * * Pout = {Pin * (1 + Gx)}. */ struct ipu3_uapi_bnr_static_config_wb_gains_config { __u16 gr; __u16 r; __u16 b; __u16 gb; } __packed; /** * struct ipu3_uapi_bnr_static_config_wb_gains_thr_config - Threshold config * * @gr: white balance threshold gain for Gr channel. * @r: white balance threshold gain for R channel. * @b: white balance threshold gain for B channel. * @gb: white balance threshold gain for Gb channel. * * Defines the threshold that specifies how different a defect pixel can be from * its neighbors.(used by dynamic defect pixel correction sub block) * Precision u4.4 range [0, 8]. */ struct ipu3_uapi_bnr_static_config_wb_gains_thr_config { __u8 gr; __u8 r; __u8 b; __u8 gb; } __packed; /** * struct ipu3_uapi_bnr_static_config_thr_coeffs_config - Noise model * coefficients that controls noise threshold * * @cf: Free coefficient for threshold calculation, range [0, 8191], default 0. * @reserved0: reserved * @cg: Gain coefficient for threshold calculation, [0, 31], default 8. * @ci: Intensity coefficient for threshold calculation. range [0, 0x1f] * default 6. * format: u3.2 (3 most significant bits represent whole number, * 2 least significant bits represent the fractional part * with each count representing 0.25) * e.g. 6 in binary format is 00110, that translates to 1.5 * @reserved1: reserved * @r_nf: Normalization shift value for r^2 calculation, range [12, 20] * where r is a radius of pixel [row, col] from centor of sensor. * default 14. * * Threshold used to distinguish between noise and details. */ struct ipu3_uapi_bnr_static_config_thr_coeffs_config { __u32 cf:13; __u32 reserved0:3; __u32 cg:5; __u32 ci:5; __u32 reserved1:1; __u32 r_nf:5; } __packed; /** * struct ipu3_uapi_bnr_static_config_thr_ctrl_shd_config - Shading config * * @gr: Coefficient defines lens shading gain approximation for gr channel * @r: Coefficient defines lens shading gain approximation for r channel * @b: Coefficient defines lens shading gain approximation for b channel * @gb: Coefficient defines lens shading gain approximation for gb channel * * Parameters for noise model (NM) adaptation of BNR due to shading correction. * All above have precision of u3.3, default to 0. */ struct ipu3_uapi_bnr_static_config_thr_ctrl_shd_config { __u8 gr; __u8 r; __u8 b; __u8 gb; } __packed; /** * struct ipu3_uapi_bnr_static_config_opt_center_config - Optical center config * * @x_reset: Reset value of X (col start - X center). Precision s12.0. * @reserved0: reserved * @y_reset: Reset value of Y (row start - Y center). Precision s12.0. * @reserved2: reserved * * Distance from corner to optical center for NM adaptation due to shading * correction (should be calculated based on shading tables) */ struct ipu3_uapi_bnr_static_config_opt_center_config { __s32 x_reset:13; __u32 reserved0:3; __s32 y_reset:13; __u32 reserved2:3; } __packed; /** * struct ipu3_uapi_bnr_static_config_lut_config - BNR square root lookup table * * @values: pre-calculated values of square root function. * * LUT implementation of square root operation. */ struct ipu3_uapi_bnr_static_config_lut_config { __u8 values[IPU3_UAPI_BNR_LUT_SIZE]; } __packed; /** * struct ipu3_uapi_bnr_static_config_bp_ctrl_config - Detect bad pixels (bp) * * @bp_thr_gain: Defines the threshold that specifies how different a * defect pixel can be from its neighbors. Threshold is * dependent on de-noise threshold calculated by algorithm. * Range [4, 31], default 4. * @reserved0: reserved * @defect_mode: Mode of addressed defect pixels, * 0 - single defect pixel is expected, * 1 - 2 adjacent defect pixels are expected, default 1. * @bp_gain: Defines how 2nd derivation that passes through a defect pixel * is different from 2nd derivations that pass through * neighbor pixels. u4.2, range [0, 256], default 8. * @reserved1: reserved * @w0_coeff: Blending coefficient of defect pixel correction. * Precision u4, range [0, 8], default 8. * @reserved2: reserved * @w1_coeff: Enable influence of incorrect defect pixel correction to be * avoided. Precision u4, range [1, 8], default 8. * @reserved3: reserved */ struct ipu3_uapi_bnr_static_config_bp_ctrl_config { __u32 bp_thr_gain:5; __u32 reserved0:2; __u32 defect_mode:1; __u32 bp_gain:6; __u32 reserved1:18; __u32 w0_coeff:4; __u32 reserved2:4; __u32 w1_coeff:4; __u32 reserved3:20; } __packed; /** * struct ipu3_uapi_bnr_static_config_dn_detect_ctrl_config - Denoising config * * @alpha: Weight of central element of smoothing filter. * @beta: Weight of peripheral elements of smoothing filter, default 4. * @gamma: Weight of diagonal elements of smoothing filter, default 4. * * beta and gamma parameter define the strength of the noise removal filter. * All above has precision u0.4, range [0, 0xf] * format: u0.4 (no / zero bits represent whole number, * 4 bits represent the fractional part * with each count representing 0.0625) * e.g. 0xf translates to 0.0625x15 = 0.9375 * * @reserved0: reserved * @max_inf: Maximum increase of peripheral or diagonal element influence * relative to the pre-defined value range: [0x5, 0xa] * @reserved1: reserved * @gd_enable: Green disparity enable control, 0 - disable, 1 - enable. * @bpc_enable: Bad pixel correction enable control, 0 - disable, 1 - enable. * @bnr_enable: Bayer noise removal enable control, 0 - disable, 1 - enable. * @ff_enable: Fixed function enable, 0 - disable, 1 - enable. * @reserved2: reserved */ struct ipu3_uapi_bnr_static_config_dn_detect_ctrl_config { __u32 alpha:4; __u32 beta:4; __u32 gamma:4; __u32 reserved0:4; __u32 max_inf:4; __u32 reserved1:7; __u32 gd_enable:1; __u32 bpc_enable:1; __u32 bnr_enable:1; __u32 ff_enable:1; __u32 reserved2:1; } __packed; /** * struct ipu3_uapi_bnr_static_config_opt_center_sqr_config - BNR optical square * * @x_sqr_reset: Reset value of X^2. * @y_sqr_reset: Reset value of Y^2. * * Please note: * * #. X and Y ref to * &ipu3_uapi_bnr_static_config_opt_center_config * #. Both structs are used in threshold formula to calculate r^2, where r * is a radius of pixel [row, col] from centor of sensor. */ struct ipu3_uapi_bnr_static_config_opt_center_sqr_config { __u32 x_sqr_reset; __u32 y_sqr_reset; } __packed; /** * struct ipu3_uapi_bnr_static_config - BNR static config * * @wb_gains: white balance gains &ipu3_uapi_bnr_static_config_wb_gains_config * @wb_gains_thr: white balance gains threshold as defined by * &ipu3_uapi_bnr_static_config_wb_gains_thr_config * @thr_coeffs: coefficients of threshold * &ipu3_uapi_bnr_static_config_thr_coeffs_config * @thr_ctrl_shd: control of shading threshold * &ipu3_uapi_bnr_static_config_thr_ctrl_shd_config * @opt_center: optical center &ipu3_uapi_bnr_static_config_opt_center_config * * Above parameters and opt_center_sqr are used for white balance and shading. * * @lut: lookup table &ipu3_uapi_bnr_static_config_lut_config * @bp_ctrl: detect and remove bad pixels as defined in struct * &ipu3_uapi_bnr_static_config_bp_ctrl_config * @dn_detect_ctrl: detect and remove noise. * &ipu3_uapi_bnr_static_config_dn_detect_ctrl_config * @column_size: The number of pixels in column. * @opt_center_sqr: Reset value of r^2 to optical center, see * &ipu3_uapi_bnr_static_config_opt_center_sqr_config. */ struct ipu3_uapi_bnr_static_config { struct ipu3_uapi_bnr_static_config_wb_gains_config wb_gains; struct ipu3_uapi_bnr_static_config_wb_gains_thr_config wb_gains_thr; struct ipu3_uapi_bnr_static_config_thr_coeffs_config thr_coeffs; struct ipu3_uapi_bnr_static_config_thr_ctrl_shd_config thr_ctrl_shd; struct ipu3_uapi_bnr_static_config_opt_center_config opt_center; struct ipu3_uapi_bnr_static_config_lut_config lut; struct ipu3_uapi_bnr_static_config_bp_ctrl_config bp_ctrl; struct ipu3_uapi_bnr_static_config_dn_detect_ctrl_config dn_detect_ctrl; __u32 column_size; struct ipu3_uapi_bnr_static_config_opt_center_sqr_config opt_center_sqr; } __packed; /** * struct ipu3_uapi_bnr_static_config_green_disparity - Correct green disparity * * @gd_red: Shading gain coeff for gr disparity level in bright red region. * Precision u0.6, default 4(0.0625). * @reserved0: reserved * @gd_green: Shading gain coeff for gr disparity level in bright green * region. Precision u0.6, default 4(0.0625). * @reserved1: reserved * @gd_blue: Shading gain coeff for gr disparity level in bright blue region. * Precision u0.6, default 4(0.0625). * @reserved2: reserved * @gd_black: Maximal green disparity level in dark region (stronger disparity * assumed to be image detail). Precision u14, default 80. * @reserved3: reserved * @gd_shading: Change maximal green disparity level according to square * distance from image center. * @reserved4: reserved * @gd_support: Lower bound for the number of second green color pixels in * current pixel neighborhood with less than threshold difference * from it. * * The shading gain coeff of red, green, blue and black are used to calculate * threshold given a pixel's color value and its coordinates in the image. * * @reserved5: reserved * @gd_clip: Turn green disparity clip on/off, [0, 1], default 1. * @gd_central_weight: Central pixel weight in 9 pixels weighted sum. */ struct ipu3_uapi_bnr_static_config_green_disparity { __u32 gd_red:6; __u32 reserved0:2; __u32 gd_green:6; __u32 reserved1:2; __u32 gd_blue:6; __u32 reserved2:10; __u32 gd_black:14; __u32 reserved3:2; __u32 gd_shading:7; __u32 reserved4:1; __u32 gd_support:2; __u32 reserved5:1; __u32 gd_clip:1; __u32 gd_central_weight:4; } __packed; /** * struct ipu3_uapi_dm_config - De-mosaic parameters * * @dm_en: de-mosaic enable. * @ch_ar_en: Checker artifacts removal enable flag. Default 0. * @fcc_en: False color correction (FCC) enable flag. Default 0. * @reserved0: reserved * @frame_width: do not care * @gamma_sc: Sharpening coefficient (coefficient of 2-d derivation of * complementary color in Hamilton-Adams interpolation). * u5, range [0, 31], default 8. * @reserved1: reserved * @lc_ctrl: Parameter that controls weights of Chroma Homogeneity metric * in calculation of final homogeneity metric. * u5, range [0, 31], default 7. * @reserved2: reserved * @cr_param1: First parameter that defines Checker artifact removal * feature gain. Precision u5, range [0, 31], default 8. * @reserved3: reserved * @cr_param2: Second parameter that defines Checker artifact removal * feature gain. Precision u5, range [0, 31], default 8. * @reserved4: reserved * @coring_param: Defines power of false color correction operation. * low for preserving edge colors, high for preserving gray * edge artifacts. * Precision u1.4, range [0, 1.9375], default 4 (0.25). * @reserved5: reserved * * The demosaic fixed function block is responsible to covert Bayer(mosaiced) * images into color images based on demosaicing algorithm. */ struct ipu3_uapi_dm_config { __u32 dm_en:1; __u32 ch_ar_en:1; __u32 fcc_en:1; __u32 reserved0:13; __u32 frame_width:16; __u32 gamma_sc:5; __u32 reserved1:3; __u32 lc_ctrl:5; __u32 reserved2:3; __u32 cr_param1:5; __u32 reserved3:3; __u32 cr_param2:5; __u32 reserved4:3; __u32 coring_param:5; __u32 reserved5:27; } __packed; /** * struct ipu3_uapi_ccm_mat_config - Color correction matrix * * @coeff_m11: CCM 3x3 coefficient, range [-65536, 65535] * @coeff_m12: CCM 3x3 coefficient, range [-8192, 8191] * @coeff_m13: CCM 3x3 coefficient, range [-32768, 32767] * @coeff_o_r: Bias 3x1 coefficient, range [-8191, 8181] * @coeff_m21: CCM 3x3 coefficient, range [-32767, 32767] * @coeff_m22: CCM 3x3 coefficient, range [-8192, 8191] * @coeff_m23: CCM 3x3 coefficient, range [-32768, 32767] * @coeff_o_g: Bias 3x1 coefficient, range [-8191, 8181] * @coeff_m31: CCM 3x3 coefficient, range [-32768, 32767] * @coeff_m32: CCM 3x3 coefficient, range [-8192, 8191] * @coeff_m33: CCM 3x3 coefficient, range [-32768, 32767] * @coeff_o_b: Bias 3x1 coefficient, range [-8191, 8181] * * Transform sensor specific color space to standard sRGB by applying 3x3 matrix * and adding a bias vector O. The transformation is basically a rotation and * translation in the 3-dimensional color spaces. Here are the defaults: * * 9775, -2671, 1087, 0 * -1071, 8303, 815, 0 * -23, -7887, 16103, 0 */ struct ipu3_uapi_ccm_mat_config { __s16 coeff_m11; __s16 coeff_m12; __s16 coeff_m13; __s16 coeff_o_r; __s16 coeff_m21; __s16 coeff_m22; __s16 coeff_m23; __s16 coeff_o_g; __s16 coeff_m31; __s16 coeff_m32; __s16 coeff_m33; __s16 coeff_o_b; } __packed; /** * struct ipu3_uapi_gamma_corr_ctrl - Gamma correction * * @enable: gamma correction enable. * @reserved: reserved */ struct ipu3_uapi_gamma_corr_ctrl { __u32 enable:1; __u32 reserved:31; } __packed; /** * struct ipu3_uapi_gamma_corr_lut - Per-pixel tone mapping implemented as LUT. * * @lut: 256 tabulated values of the gamma function. LUT[1].. LUT[256] * format u13.0, range [0, 8191]. * * The tone mapping operation is done by a Piece wise linear graph * that is implemented as a lookup table(LUT). The pixel component input * intensity is the X-axis of the graph which is the table entry. */ struct ipu3_uapi_gamma_corr_lut { __u16 lut[IPU3_UAPI_GAMMA_CORR_LUT_ENTRIES]; } __packed; /** * struct ipu3_uapi_gamma_config - Gamma config * * @gc_ctrl: control of gamma correction &ipu3_uapi_gamma_corr_ctrl * @gc_lut: lookup table of gamma correction &ipu3_uapi_gamma_corr_lut */ struct ipu3_uapi_gamma_config { struct ipu3_uapi_gamma_corr_ctrl gc_ctrl __attribute__((aligned(32))); struct ipu3_uapi_gamma_corr_lut gc_lut __attribute__((aligned(32))); } __packed; /** * struct ipu3_uapi_csc_mat_config - Color space conversion matrix config * * @coeff_c11: Conversion matrix value, format s0.14, range [-16384, 16383]. * @coeff_c12: Conversion matrix value, format s0.14, range [-8192, 8191]. * @coeff_c13: Conversion matrix value, format s0.14, range [-16384, 16383]. * @coeff_b1: Bias 3x1 coefficient, s13.0 range [-8192, 8191]. * @coeff_c21: Conversion matrix value, format s0.14, range [-16384, 16383]. * @coeff_c22: Conversion matrix value, format s0.14, range [-8192, 8191]. * @coeff_c23: Conversion matrix value, format s0.14, range [-16384, 16383]. * @coeff_b2: Bias 3x1 coefficient, s13.0 range [-8192, 8191]. * @coeff_c31: Conversion matrix value, format s0.14, range [-16384, 16383]. * @coeff_c32: Conversion matrix value, format s0.14, range [-8192, 8191]. * @coeff_c33: Conversion matrix value, format s0.14, range [-16384, 16383]. * @coeff_b3: Bias 3x1 coefficient, s13.0 range [-8192, 8191]. * * To transform each pixel from RGB to YUV (Y - brightness/luminance, * UV -chroma) by applying the pixel's values by a 3x3 matrix and adding an * optional bias 3x1 vector. Here are the default values for the matrix: * * 4898, 9617, 1867, 0, * -2410, -4732, 7143, 0, * 10076, -8437, -1638, 0, * * (i.e. for real number 0.299, 0.299 * 2^14 becomes 4898.) */ struct ipu3_uapi_csc_mat_config { __s16 coeff_c11; __s16 coeff_c12; __s16 coeff_c13; __s16 coeff_b1; __s16 coeff_c21; __s16 coeff_c22; __s16 coeff_c23; __s16 coeff_b2; __s16 coeff_c31; __s16 coeff_c32; __s16 coeff_c33; __s16 coeff_b3; } __packed; /** * struct ipu3_uapi_cds_params - Chroma down-scaling * * @ds_c00: range [0, 3] * @ds_c01: range [0, 3] * @ds_c02: range [0, 3] * @ds_c03: range [0, 3] * @ds_c10: range [0, 3] * @ds_c11: range [0, 3] * @ds_c12: range [0, 3] * @ds_c13: range [0, 3] * * In case user does not provide, above 4x2 filter will use following defaults: * 1, 3, 3, 1, * 1, 3, 3, 1, * * @ds_nf: Normalization factor for Chroma output downscaling filter, * range 0,4, default 2. * @reserved0: reserved * @csc_en: Color space conversion enable * @uv_bin_output: 0: output YUV 4.2.0, 1: output YUV 4.2.2(default). * @reserved1: reserved */ struct ipu3_uapi_cds_params { __u32 ds_c00:2; __u32 ds_c01:2; __u32 ds_c02:2; __u32 ds_c03:2; __u32 ds_c10:2; __u32 ds_c11:2; __u32 ds_c12:2; __u32 ds_c13:2; __u32 ds_nf:5; __u32 reserved0:3; __u32 csc_en:1; __u32 uv_bin_output:1; __u32 reserved1:6; } __packed; /** * struct ipu3_uapi_shd_grid_config - Bayer shading(darkening) correction * * @width: Grid horizontal dimensions, u8, [8, 128], default 73 * @height: Grid vertical dimensions, u8, [8, 128], default 56 * @block_width_log2: Log2 of the width of the grid cell in pixel count * u4, [0, 15], default value 5. * @reserved0: reserved * @block_height_log2: Log2 of the height of the grid cell in pixel count * u4, [0, 15], default value 6. * @reserved1: reserved * @grid_height_per_slice: SHD_MAX_CELLS_PER_SET/width. * (with SHD_MAX_CELLS_PER_SET = 146). * @x_start: X value of top left corner of sensor relative to ROI * s13, [-4096, 0], default 0, only negative values. * @y_start: Y value of top left corner of sensor relative to ROI * s13, [-4096, 0], default 0, only negative values. */ struct ipu3_uapi_shd_grid_config { /* reg 0 */ __u8 width; __u8 height; __u8 block_width_log2:3; __u8 reserved0:1; __u8 block_height_log2:3; __u8 reserved1:1; __u8 grid_height_per_slice; /* reg 1 */ __s16 x_start; __s16 y_start; } __packed; /** * struct ipu3_uapi_shd_general_config - Shading general config * * @init_set_vrt_offst_ul: set vertical offset, * y_start >> block_height_log2 % grid_height_per_slice. * @shd_enable: shading enable. * @gain_factor: Gain factor. Shift calculated anti shading value. Precision u2. * 0x0 - gain factor [1, 5], means no shift interpolated value. * 0x1 - gain factor [1, 9], means shift interpolated by 1. * 0x2 - gain factor [1, 17], means shift interpolated by 2. * @reserved: reserved * * Correction is performed by multiplying a gain factor for each of the 4 Bayer * channels as a function of the pixel location in the sensor. */ struct ipu3_uapi_shd_general_config { __u32 init_set_vrt_offst_ul:8; __u32 shd_enable:1; __u32 gain_factor:2; __u32 reserved:21; } __packed; /** * struct ipu3_uapi_shd_black_level_config - Black level correction * * @bl_r: Bios values for green red. s11 range [-2048, 2047]. * @bl_gr: Bios values for green blue. s11 range [-2048, 2047]. * @bl_gb: Bios values for red. s11 range [-2048, 2047]. * @bl_b: Bios values for blue. s11 range [-2048, 2047]. */ struct ipu3_uapi_shd_black_level_config { __s16 bl_r; __s16 bl_gr; __s16 bl_gb; __s16 bl_b; } __packed; /** * struct ipu3_uapi_shd_config_static - Shading config static * * @grid: shading grid config &ipu3_uapi_shd_grid_config * @general: shading general config &ipu3_uapi_shd_general_config * @black_level: black level config for shading correction as defined by * &ipu3_uapi_shd_black_level_config */ struct ipu3_uapi_shd_config_static { struct ipu3_uapi_shd_grid_config grid; struct ipu3_uapi_shd_general_config general; struct ipu3_uapi_shd_black_level_config black_level; } __packed; /** * struct ipu3_uapi_shd_lut - Shading gain factor lookup table. * * @sets: array * @sets.r_and_gr: Red and GreenR Lookup table. * @sets.r_and_gr.r: Red shading factor. * @sets.r_and_gr.gr: GreenR shading factor. * @sets.reserved1: reserved * @sets.gb_and_b: GreenB and Blue Lookup table. * @sets.gb_and_b.gb: GreenB shading factor. * @sets.gb_and_b.b: Blue shading factor. * @sets.reserved2: reserved * * Map to shading correction LUT register set. */ struct ipu3_uapi_shd_lut { struct { struct { __u16 r; __u16 gr; } r_and_gr[IPU3_UAPI_SHD_MAX_CELLS_PER_SET]; __u8 reserved1[24]; struct { __u16 gb; __u16 b; } gb_and_b[IPU3_UAPI_SHD_MAX_CELLS_PER_SET]; __u8 reserved2[24]; } sets[IPU3_UAPI_SHD_MAX_CFG_SETS]; } __packed; /** * struct ipu3_uapi_shd_config - Shading config * * @shd: shading static config, see &ipu3_uapi_shd_config_static * @shd_lut: shading lookup table &ipu3_uapi_shd_lut */ struct ipu3_uapi_shd_config { struct ipu3_uapi_shd_config_static shd __attribute__((aligned(32))); struct ipu3_uapi_shd_lut shd_lut __attribute__((aligned(32))); } __packed; /* Image Enhancement Filter directed */ /** * struct ipu3_uapi_iefd_cux2 - IEFd Config Unit 2 parameters * * @x0: X0 point of Config Unit, u9.0, default 0. * @x1: X1 point of Config Unit, u9.0, default 0. * @a01: Slope A of Config Unit, s4.4, default 0. * @b01: Slope B, always 0. * * Calculate weight for blending directed and non-directed denoise elements * * Note: * Each instance of Config Unit needs X coordinate of n points and * slope A factor between points calculated by driver based on calibration * parameters. * * All CU inputs are unsigned, they will be converted to signed when written * to register, i.e. a01 will be written to 9 bit register in s4.4 format. * The data precision s4.4 means 4 bits for integer parts and 4 bits for the * fractional part, the first bit indicates positive or negative value. * For userspace software (commonly the imaging library), the computation for * the CU slope values should be based on the slope resolution 1/16 (binary * 0.0001 - the minimal interval value), the slope value range is [-256, +255]. * This applies to &ipu3_uapi_iefd_cux6_ed, &ipu3_uapi_iefd_cux2_1, * &ipu3_uapi_iefd_cux2_1, &ipu3_uapi_iefd_cux4 and &ipu3_uapi_iefd_cux6_rad. */ struct ipu3_uapi_iefd_cux2 { __u32 x0:9; __u32 x1:9; __u32 a01:9; __u32 b01:5; } __packed; /** * struct ipu3_uapi_iefd_cux6_ed - Calculate power of non-directed sharpening * element, Config Unit 6 for edge detail (ED). * * @x0: X coordinate of point 0, u9.0, default 0. * @x1: X coordinate of point 1, u9.0, default 0. * @x2: X coordinate of point 2, u9.0, default 0. * @reserved0: reserved * @x3: X coordinate of point 3, u9.0, default 0. * @x4: X coordinate of point 4, u9.0, default 0. * @x5: X coordinate of point 5, u9.0, default 0. * @reserved1: reserved * @a01: slope A points 01, s4.4, default 0. * @a12: slope A points 12, s4.4, default 0. * @a23: slope A points 23, s4.4, default 0. * @reserved2: reserved * @a34: slope A points 34, s4.4, default 0. * @a45: slope A points 45, s4.4, default 0. * @reserved3: reserved * @b01: slope B points 01, s4.4, default 0. * @b12: slope B points 12, s4.4, default 0. * @b23: slope B points 23, s4.4, default 0. * @reserved4: reserved * @b34: slope B points 34, s4.4, default 0. * @b45: slope B points 45, s4.4, default 0. * @reserved5: reserved. */ struct ipu3_uapi_iefd_cux6_ed { __u32 x0:9; __u32 x1:9; __u32 x2:9; __u32 reserved0:5; __u32 x3:9; __u32 x4:9; __u32 x5:9; __u32 reserved1:5; __u32 a01:9; __u32 a12:9; __u32 a23:9; __u32 reserved2:5; __u32 a34:9; __u32 a45:9; __u32 reserved3:14; __u32 b01:9; __u32 b12:9; __u32 b23:9; __u32 reserved4:5; __u32 b34:9; __u32 b45:9; __u32 reserved5:14; } __packed; /** * struct ipu3_uapi_iefd_cux2_1 - Calculate power of non-directed denoise * element apply. * @x0: X0 point of Config Unit, u9.0, default 0. * @x1: X1 point of Config Unit, u9.0, default 0. * @a01: Slope A of Config Unit, s4.4, default 0. * @reserved1: reserved * @b01: offset B0 of Config Unit, u7.0, default 0. * @reserved2: reserved */ struct ipu3_uapi_iefd_cux2_1 { __u32 x0:9; __u32 x1:9; __u32 a01:9; __u32 reserved1:5; __u32 b01:8; __u32 reserved2:24; } __packed; /** * struct ipu3_uapi_iefd_cux4 - Calculate power of non-directed sharpening * element. * * @x0: X0 point of Config Unit, u9.0, default 0. * @x1: X1 point of Config Unit, u9.0, default 0. * @x2: X2 point of Config Unit, u9.0, default 0. * @reserved0: reserved * @x3: X3 point of Config Unit, u9.0, default 0. * @a01: Slope A0 of Config Unit, s4.4, default 0. * @a12: Slope A1 of Config Unit, s4.4, default 0. * @reserved1: reserved * @a23: Slope A2 of Config Unit, s4.4, default 0. * @b01: Offset B0 of Config Unit, s7.0, default 0. * @b12: Offset B1 of Config Unit, s7.0, default 0. * @reserved2: reserved * @b23: Offset B2 of Config Unit, s7.0, default 0. * @reserved3: reserved */ struct ipu3_uapi_iefd_cux4 { __u32 x0:9; __u32 x1:9; __u32 x2:9; __u32 reserved0:5; __u32 x3:9; __u32 a01:9; __u32 a12:9; __u32 reserved1:5; __u32 a23:9; __u32 b01:8; __u32 b12:8; __u32 reserved2:7; __u32 b23:8; __u32 reserved3:24; } __packed; /** * struct ipu3_uapi_iefd_cux6_rad - Radial Config Unit (CU) * * @x0: x0 points of Config Unit radial, u8.0 * @x1: x1 points of Config Unit radial, u8.0 * @x2: x2 points of Config Unit radial, u8.0 * @x3: x3 points of Config Unit radial, u8.0 * @x4: x4 points of Config Unit radial, u8.0 * @x5: x5 points of Config Unit radial, u8.0 * @reserved1: reserved * @a01: Slope A of Config Unit radial, s7.8 * @a12: Slope A of Config Unit radial, s7.8 * @a23: Slope A of Config Unit radial, s7.8 * @a34: Slope A of Config Unit radial, s7.8 * @a45: Slope A of Config Unit radial, s7.8 * @reserved2: reserved * @b01: Slope B of Config Unit radial, s9.0 * @b12: Slope B of Config Unit radial, s9.0 * @b23: Slope B of Config Unit radial, s9.0 * @reserved4: reserved * @b34: Slope B of Config Unit radial, s9.0 * @b45: Slope B of Config Unit radial, s9.0 * @reserved5: reserved */ struct ipu3_uapi_iefd_cux6_rad { __u32 x0:8; __u32 x1:8; __u32 x2:8; __u32 x3:8; __u32 x4:8; __u32 x5:8; __u32 reserved1:16; __u32 a01:16; __u32 a12:16; __u32 a23:16; __u32 a34:16; __u32 a45:16; __u32 reserved2:16; __u32 b01:10; __u32 b12:10; __u32 b23:10; __u32 reserved4:2; __u32 b34:10; __u32 b45:10; __u32 reserved5:12; } __packed; /** * struct ipu3_uapi_yuvp1_iefd_cfg_units - IEFd Config Units parameters * * @cu_1: calculate weight for blending directed and * non-directed denoise elements. See &ipu3_uapi_iefd_cux2 * @cu_ed: calculate power of non-directed sharpening element, see * &ipu3_uapi_iefd_cux6_ed * @cu_3: calculate weight for blending directed and * non-directed denoise elements. A &ipu3_uapi_iefd_cux2 * @cu_5: calculate power of non-directed denoise element apply, use * &ipu3_uapi_iefd_cux2_1 * @cu_6: calculate power of non-directed sharpening element. See * &ipu3_uapi_iefd_cux4 * @cu_7: calculate weight for blending directed and * non-directed denoise elements. Use &ipu3_uapi_iefd_cux2 * @cu_unsharp: Config Unit of unsharp &ipu3_uapi_iefd_cux4 * @cu_radial: Config Unit of radial &ipu3_uapi_iefd_cux6_rad * @cu_vssnlm: Config Unit of vssnlm &ipu3_uapi_iefd_cux2 */ struct ipu3_uapi_yuvp1_iefd_cfg_units { struct ipu3_uapi_iefd_cux2 cu_1; struct ipu3_uapi_iefd_cux6_ed cu_ed; struct ipu3_uapi_iefd_cux2 cu_3; struct ipu3_uapi_iefd_cux2_1 cu_5; struct ipu3_uapi_iefd_cux4 cu_6; struct ipu3_uapi_iefd_cux2 cu_7; struct ipu3_uapi_iefd_cux4 cu_unsharp; struct ipu3_uapi_iefd_cux6_rad cu_radial; struct ipu3_uapi_iefd_cux2 cu_vssnlm; } __packed; /** * struct ipu3_uapi_yuvp1_iefd_config_s - IEFd config * * @horver_diag_coeff: Gradient compensation. Compared with vertical / * horizontal (0 / 90 degree), coefficient of diagonal (45 / * 135 degree) direction should be corrected by approx. * 1/sqrt(2). * @reserved0: reserved * @clamp_stitch: Slope to stitch between clamped and unclamped edge values * @reserved1: reserved * @direct_metric_update: Update coeff for direction metric * @reserved2: reserved * @ed_horver_diag_coeff: Radial Coefficient that compensates for * different distance for vertical/horizontal and * diagonal gradient calculation (approx. 1/sqrt(2)) * @reserved3: reserved */ struct ipu3_uapi_yuvp1_iefd_config_s { __u32 horver_diag_coeff:7; __u32 reserved0:1; __u32 clamp_stitch:6; __u32 reserved1:2; __u32 direct_metric_update:5; __u32 reserved2:3; __u32 ed_horver_diag_coeff:7; __u32 reserved3:1; } __packed; /** * struct ipu3_uapi_yuvp1_iefd_control - IEFd control * * @iefd_en: Enable IEFd * @denoise_en: Enable denoise * @direct_smooth_en: Enable directional smooth * @rad_en: Enable radial update * @vssnlm_en: Enable VSSNLM output filter * @reserved: reserved */ struct ipu3_uapi_yuvp1_iefd_control { __u32 iefd_en:1; __u32 denoise_en:1; __u32 direct_smooth_en:1; __u32 rad_en:1; __u32 vssnlm_en:1; __u32 reserved:27; } __packed; /** * struct ipu3_uapi_sharp_cfg - Sharpening config * * @nega_lmt_txt: Sharpening limit for negative overshoots for texture. * @reserved0: reserved * @posi_lmt_txt: Sharpening limit for positive overshoots for texture. * @reserved1: reserved * @nega_lmt_dir: Sharpening limit for negative overshoots for direction (edge). * @reserved2: reserved * @posi_lmt_dir: Sharpening limit for positive overshoots for direction (edge). * @reserved3: reserved * * Fixed point type u13.0, range [0, 8191]. */ struct ipu3_uapi_sharp_cfg { __u32 nega_lmt_txt:13; __u32 reserved0:19; __u32 posi_lmt_txt:13; __u32 reserved1:19; __u32 nega_lmt_dir:13; __u32 reserved2:19; __u32 posi_lmt_dir:13; __u32 reserved3:19; } __packed; /** * struct ipu3_uapi_far_w - Sharpening config for far sub-group * * @dir_shrp: Weight of wide direct sharpening, u1.6, range [0, 64], default 64. * @reserved0: reserved * @dir_dns: Weight of wide direct denoising, u1.6, range [0, 64], default 0. * @reserved1: reserved * @ndir_dns_powr: Power of non-direct denoising, * Precision u1.6, range [0, 64], default 64. * @reserved2: reserved */ struct ipu3_uapi_far_w { __u32 dir_shrp:7; __u32 reserved0:1; __u32 dir_dns:7; __u32 reserved1:1; __u32 ndir_dns_powr:7; __u32 reserved2:9; } __packed; /** * struct ipu3_uapi_unsharp_cfg - Unsharp config * * @unsharp_weight: Unsharp mask blending weight. * u1.6, range [0, 64], default 16. * 0 - disabled, 64 - use only unsharp. * @reserved0: reserved * @unsharp_amount: Unsharp mask amount, u4.5, range [0, 511], default 0. * @reserved1: reserved */ struct ipu3_uapi_unsharp_cfg { __u32 unsharp_weight:7; __u32 reserved0:1; __u32 unsharp_amount:9; __u32 reserved1:15; } __packed; /** * struct ipu3_uapi_yuvp1_iefd_shrp_cfg - IEFd sharpness config * * @cfg: sharpness config &ipu3_uapi_sharp_cfg * @far_w: wide range config, value as specified by &ipu3_uapi_far_w: * The 5x5 environment is separated into 2 sub-groups, the 3x3 nearest * neighbors (8 pixels called Near), and the second order neighborhood * around them (16 pixels called Far). * @unshrp_cfg: unsharpness config. &ipu3_uapi_unsharp_cfg */ struct ipu3_uapi_yuvp1_iefd_shrp_cfg { struct ipu3_uapi_sharp_cfg cfg; struct ipu3_uapi_far_w far_w; struct ipu3_uapi_unsharp_cfg unshrp_cfg; } __packed; /** * struct ipu3_uapi_unsharp_coef0 - Unsharp mask coefficients * * @c00: Coeff11, s0.8, range [-255, 255], default 1. * @c01: Coeff12, s0.8, range [-255, 255], default 5. * @c02: Coeff13, s0.8, range [-255, 255], default 9. * @reserved: reserved * * Configurable registers for common sharpening support. */ struct ipu3_uapi_unsharp_coef0 { __u32 c00:9; __u32 c01:9; __u32 c02:9; __u32 reserved:5; } __packed; /** * struct ipu3_uapi_unsharp_coef1 - Unsharp mask coefficients * * @c11: Coeff22, s0.8, range [-255, 255], default 29. * @c12: Coeff23, s0.8, range [-255, 255], default 55. * @c22: Coeff33, s0.8, range [-255, 255], default 96. * @reserved: reserved */ struct ipu3_uapi_unsharp_coef1 { __u32 c11:9; __u32 c12:9; __u32 c22:9; __u32 reserved:5; } __packed; /** * struct ipu3_uapi_yuvp1_iefd_unshrp_cfg - Unsharp mask config * * @unsharp_coef0: unsharp coefficient 0 config. See &ipu3_uapi_unsharp_coef0 * @unsharp_coef1: unsharp coefficient 1 config. See &ipu3_uapi_unsharp_coef1 */ struct ipu3_uapi_yuvp1_iefd_unshrp_cfg { struct ipu3_uapi_unsharp_coef0 unsharp_coef0; struct ipu3_uapi_unsharp_coef1 unsharp_coef1; } __packed; /** * struct ipu3_uapi_radial_reset_xy - Radial coordinate reset * * @x: Radial reset of x coordinate. Precision s12, [-4095, 4095], default 0. * @reserved0: reserved * @y: Radial center y coordinate. Precision s12, [-4095, 4095], default 0. * @reserved1: reserved */ struct ipu3_uapi_radial_reset_xy { __s32 x:13; __u32 reserved0:3; __s32 y:13; __u32 reserved1:3; } __packed; /** * struct ipu3_uapi_radial_reset_x2 - Radial X^2 reset * * @x2: Radial reset of x^2 coordinate. Precision u24, default 0. * @reserved: reserved */ struct ipu3_uapi_radial_reset_x2 { __u32 x2:24; __u32 reserved:8; } __packed; /** * struct ipu3_uapi_radial_reset_y2 - Radial Y^2 reset * * @y2: Radial reset of y^2 coordinate. Precision u24, default 0. * @reserved: reserved */ struct ipu3_uapi_radial_reset_y2 { __u32 y2:24; __u32 reserved:8; } __packed; /** * struct ipu3_uapi_radial_cfg - Radial config * * @rad_nf: Radial. R^2 normalization factor is scale down by 2^ - (15 + scale) * @reserved0: reserved * @rad_inv_r2: Radial R^-2 normelized to (0.5..1). * Precision u7, range [0, 127]. * @reserved1: reserved */ struct ipu3_uapi_radial_cfg { __u32 rad_nf:4; __u32 reserved0:4; __u32 rad_inv_r2:7; __u32 reserved1:17; } __packed; /** * struct ipu3_uapi_rad_far_w - Radial FAR sub-group * * @rad_dir_far_sharp_w: Weight of wide direct sharpening, u1.6, range [0, 64], * default 64. * @rad_dir_far_dns_w: Weight of wide direct denoising, u1.6, range [0, 64], * default 0. * @rad_ndir_far_dns_power: power of non-direct sharpening, u1.6, range [0, 64], * default 0. * @reserved: reserved */ struct ipu3_uapi_rad_far_w { __u32 rad_dir_far_sharp_w:8; __u32 rad_dir_far_dns_w:8; __u32 rad_ndir_far_dns_power:8; __u32 reserved:8; } __packed; /** * struct ipu3_uapi_cu_cfg0 - Radius Config Unit cfg0 register * * @cu6_pow: Power of CU6. Power of non-direct sharpening, u3.4. * @reserved0: reserved * @cu_unsharp_pow: Power of unsharp mask, u2.4. * @reserved1: reserved * @rad_cu6_pow: Radial/corner CU6. Directed sharpening power, u3.4. * @reserved2: reserved * @rad_cu_unsharp_pow: Radial power of unsharp mask, u2.4. * @reserved3: reserved */ struct ipu3_uapi_cu_cfg0 { __u32 cu6_pow:7; __u32 reserved0:1; __u32 cu_unsharp_pow:7; __u32 reserved1:1; __u32 rad_cu6_pow:7; __u32 reserved2:1; __u32 rad_cu_unsharp_pow:6; __u32 reserved3:2; } __packed; /** * struct ipu3_uapi_cu_cfg1 - Radius Config Unit cfg1 register * * @rad_cu6_x1: X1 point of Config Unit 6, precision u9.0. * @reserved0: reserved * @rad_cu_unsharp_x1: X1 point for Config Unit unsharp for radial/corner point * precision u9.0. * @reserved1: reserved */ struct ipu3_uapi_cu_cfg1 { __u32 rad_cu6_x1:9; __u32 reserved0:1; __u32 rad_cu_unsharp_x1:9; __u32 reserved1:13; } __packed; /** * struct ipu3_uapi_yuvp1_iefd_rad_cfg - IEFd parameters changed radially over * the picture plane. * * @reset_xy: reset xy value in radial calculation. &ipu3_uapi_radial_reset_xy * @reset_x2: reset x square value in radial calculation. See struct * &ipu3_uapi_radial_reset_x2 * @reset_y2: reset y square value in radial calculation. See struct * &ipu3_uapi_radial_reset_y2 * @cfg: radial config defined in &ipu3_uapi_radial_cfg * @rad_far_w: weight for wide range radial. &ipu3_uapi_rad_far_w * @cu_cfg0: configuration unit 0. See &ipu3_uapi_cu_cfg0 * @cu_cfg1: configuration unit 1. See &ipu3_uapi_cu_cfg1 */ struct ipu3_uapi_yuvp1_iefd_rad_cfg { struct ipu3_uapi_radial_reset_xy reset_xy; struct ipu3_uapi_radial_reset_x2 reset_x2; struct ipu3_uapi_radial_reset_y2 reset_y2; struct ipu3_uapi_radial_cfg cfg; struct ipu3_uapi_rad_far_w rad_far_w; struct ipu3_uapi_cu_cfg0 cu_cfg0; struct ipu3_uapi_cu_cfg1 cu_cfg1; } __packed; /* Vssnlm - Very small scale non-local mean algorithm */ /** * struct ipu3_uapi_vss_lut_x - Vssnlm LUT x0/x1/x2 * * @vs_x0: Vssnlm LUT x0, precision u8, range [0, 255], default 16. * @vs_x1: Vssnlm LUT x1, precision u8, range [0, 255], default 32. * @vs_x2: Vssnlm LUT x2, precision u8, range [0, 255], default 64. * @reserved2: reserved */ struct ipu3_uapi_vss_lut_x { __u32 vs_x0:8; __u32 vs_x1:8; __u32 vs_x2:8; __u32 reserved2:8; } __packed; /** * struct ipu3_uapi_vss_lut_y - Vssnlm LUT y0/y1/y2 * * @vs_y1: Vssnlm LUT y1, precision u4, range [0, 8], default 1. * @reserved0: reserved * @vs_y2: Vssnlm LUT y2, precision u4, range [0, 8], default 3. * @reserved1: reserved * @vs_y3: Vssnlm LUT y3, precision u4, range [0, 8], default 8. * @reserved2: reserved */ struct ipu3_uapi_vss_lut_y { __u32 vs_y1:4; __u32 reserved0:4; __u32 vs_y2:4; __u32 reserved1:4; __u32 vs_y3:4; __u32 reserved2:12; } __packed; /** * struct ipu3_uapi_yuvp1_iefd_vssnlm_cfg - IEFd Vssnlm Lookup table * * @vss_lut_x: vss lookup table. See &ipu3_uapi_vss_lut_x description * @vss_lut_y: vss lookup table. See &ipu3_uapi_vss_lut_y description */ struct ipu3_uapi_yuvp1_iefd_vssnlm_cfg { struct ipu3_uapi_vss_lut_x vss_lut_x; struct ipu3_uapi_vss_lut_y vss_lut_y; } __packed; /** * struct ipu3_uapi_yuvp1_iefd_config - IEFd config * * @units: configuration unit setting, &ipu3_uapi_yuvp1_iefd_cfg_units * @config: configuration, as defined by &ipu3_uapi_yuvp1_iefd_config_s * @control: control setting, as defined by &ipu3_uapi_yuvp1_iefd_control * @sharp: sharpness setting, as defined by &ipu3_uapi_yuvp1_iefd_shrp_cfg * @unsharp: unsharpness setting, as defined by &ipu3_uapi_yuvp1_iefd_unshrp_cfg * @rad: radial setting, as defined by &ipu3_uapi_yuvp1_iefd_rad_cfg * @vsslnm: vsslnm setting, as defined by &ipu3_uapi_yuvp1_iefd_vssnlm_cfg */ struct ipu3_uapi_yuvp1_iefd_config { struct ipu3_uapi_yuvp1_iefd_cfg_units units; struct ipu3_uapi_yuvp1_iefd_config_s config; struct ipu3_uapi_yuvp1_iefd_control control; struct ipu3_uapi_yuvp1_iefd_shrp_cfg sharp; struct ipu3_uapi_yuvp1_iefd_unshrp_cfg unsharp; struct ipu3_uapi_yuvp1_iefd_rad_cfg rad; struct ipu3_uapi_yuvp1_iefd_vssnlm_cfg vsslnm; } __packed; /** * struct ipu3_uapi_yuvp1_yds_config - Y Down-Sampling config * * @c00: range [0, 3], default 0x0 * @c01: range [0, 3], default 0x1 * @c02: range [0, 3], default 0x1 * @c03: range [0, 3], default 0x0 * @c10: range [0, 3], default 0x0 * @c11: range [0, 3], default 0x1 * @c12: range [0, 3], default 0x1 * @c13: range [0, 3], default 0x0 * * Above are 4x2 filter coefficients for chroma output downscaling. * * @norm_factor: Normalization factor, range [0, 4], default 2 * 0 - divide by 1 * 1 - divide by 2 * 2 - divide by 4 * 3 - divide by 8 * 4 - divide by 16 * @reserved0: reserved * @bin_output: Down sampling on Luma channel in two optional modes * 0 - Bin output 4.2.0 (default), 1 output 4.2.2. * @reserved1: reserved */ struct ipu3_uapi_yuvp1_yds_config { __u32 c00:2; __u32 c01:2; __u32 c02:2; __u32 c03:2; __u32 c10:2; __u32 c11:2; __u32 c12:2; __u32 c13:2; __u32 norm_factor:5; __u32 reserved0:4; __u32 bin_output:1; __u32 reserved1:6; } __packed; /* Chroma Noise Reduction */ /** * struct ipu3_uapi_yuvp1_chnr_enable_config - Chroma noise reduction enable * * @enable: enable/disable chroma noise reduction * @yuv_mode: 0 - YUV420, 1 - YUV422 * @reserved0: reserved * @col_size: number of columns in the frame, max width is 2560 * @reserved1: reserved */ struct ipu3_uapi_yuvp1_chnr_enable_config { __u32 enable:1; __u32 yuv_mode:1; __u32 reserved0:14; __u32 col_size:12; __u32 reserved1:4; } __packed; /** * struct ipu3_uapi_yuvp1_chnr_coring_config - Coring thresholds for UV * * @u: U coring level, u0.13, range [0.0, 1.0], default 0.0 * @reserved0: reserved * @v: V coring level, u0.13, range [0.0, 1.0], default 0.0 * @reserved1: reserved */ struct ipu3_uapi_yuvp1_chnr_coring_config { __u32 u:13; __u32 reserved0:3; __u32 v:13; __u32 reserved1:3; } __packed; /** * struct ipu3_uapi_yuvp1_chnr_sense_gain_config - Chroma noise reduction gains * * All sensitivity gain parameters have precision u13.0, range [0, 8191]. * * @vy: Sensitivity of horizontal edge of Y, default 100 * @vu: Sensitivity of horizontal edge of U, default 100 * @vv: Sensitivity of horizontal edge of V, default 100 * @reserved0: reserved * @hy: Sensitivity of vertical edge of Y, default 50 * @hu: Sensitivity of vertical edge of U, default 50 * @hv: Sensitivity of vertical edge of V, default 50 * @reserved1: reserved */ struct ipu3_uapi_yuvp1_chnr_sense_gain_config { __u32 vy:8; __u32 vu:8; __u32 vv:8; __u32 reserved0:8; __u32 hy:8; __u32 hu:8; __u32 hv:8; __u32 reserved1:8; } __packed; /** * struct ipu3_uapi_yuvp1_chnr_iir_fir_config - Chroma IIR/FIR filter config * * @fir_0h: Value of center tap in horizontal FIR, range [0, 32], default 8. * @reserved0: reserved * @fir_1h: Value of distance 1 in horizontal FIR, range [0, 32], default 12. * @reserved1: reserved * @fir_2h: Value of distance 2 tap in horizontal FIR, range [0, 32], default 0. * @dalpha_clip_val: weight for previous row in IIR, range [1, 256], default 0. * @reserved2: reserved */ struct ipu3_uapi_yuvp1_chnr_iir_fir_config { __u32 fir_0h:6; __u32 reserved0:2; __u32 fir_1h:6; __u32 reserved1:2; __u32 fir_2h:6; __u32 dalpha_clip_val:9; __u32 reserved2:1; } __packed; /** * struct ipu3_uapi_yuvp1_chnr_config - Chroma noise reduction config * * @enable: chroma noise reduction enable, see * &ipu3_uapi_yuvp1_chnr_enable_config * @coring: coring config for chroma noise reduction, see * &ipu3_uapi_yuvp1_chnr_coring_config * @sense_gain: sensitivity config for chroma noise reduction, see * ipu3_uapi_yuvp1_chnr_sense_gain_config * @iir_fir: iir and fir config for chroma noise reduction, see * ipu3_uapi_yuvp1_chnr_iir_fir_config */ struct ipu3_uapi_yuvp1_chnr_config { struct ipu3_uapi_yuvp1_chnr_enable_config enable; struct ipu3_uapi_yuvp1_chnr_coring_config coring; struct ipu3_uapi_yuvp1_chnr_sense_gain_config sense_gain; struct ipu3_uapi_yuvp1_chnr_iir_fir_config iir_fir; } __packed; /* Edge Enhancement and Noise Reduction */ /** * struct ipu3_uapi_yuvp1_y_ee_nr_lpf_config - Luma(Y) edge enhancement low-pass * filter coefficients * * @a_diag: Smoothing diagonal coefficient, u5.0. * @reserved0: reserved * @a_periph: Image smoothing perpherial, u5.0. * @reserved1: reserved * @a_cent: Image Smoothing center coefficient, u5.0. * @reserved2: reserved * @enable: 0: Y_EE_NR disabled, output = input; 1: Y_EE_NR enabled. */ struct ipu3_uapi_yuvp1_y_ee_nr_lpf_config { __u32 a_diag:5; __u32 reserved0:3; __u32 a_periph:5; __u32 reserved1:3; __u32 a_cent:5; __u32 reserved2:9; __u32 enable:1; } __packed; /** * struct ipu3_uapi_yuvp1_y_ee_nr_sense_config - Luma(Y) edge enhancement * noise reduction sensitivity gains * * @edge_sense_0: Sensitivity of edge in dark area. u13.0, default 8191. * @reserved0: reserved * @delta_edge_sense: Difference in the sensitivity of edges between * the bright and dark areas. u13.0, default 0. * @reserved1: reserved * @corner_sense_0: Sensitivity of corner in dark area. u13.0, default 0. * @reserved2: reserved * @delta_corner_sense: Difference in the sensitivity of corners between * the bright and dark areas. u13.0, default 8191. * @reserved3: reserved */ struct ipu3_uapi_yuvp1_y_ee_nr_sense_config { __u32 edge_sense_0:13; __u32 reserved0:3; __u32 delta_edge_sense:13; __u32 reserved1:3; __u32 corner_sense_0:13; __u32 reserved2:3; __u32 delta_corner_sense:13; __u32 reserved3:3; } __packed; /** * struct ipu3_uapi_yuvp1_y_ee_nr_gain_config - Luma(Y) edge enhancement * noise reduction gain config * * @gain_pos_0: Gain for positive edge in dark area. u5.0, [0, 16], default 2. * @reserved0: reserved * @delta_gain_posi: Difference in the gain of edges between the bright and * dark areas for positive edges. u5.0, [0, 16], default 0. * @reserved1: reserved * @gain_neg_0: Gain for negative edge in dark area. u5.0, [0, 16], default 8. * @reserved2: reserved * @delta_gain_neg: Difference in the gain of edges between the bright and * dark areas for negative edges. u5.0, [0, 16], default 0. * @reserved3: reserved */ struct ipu3_uapi_yuvp1_y_ee_nr_gain_config { __u32 gain_pos_0:5; __u32 reserved0:3; __u32 delta_gain_posi:5; __u32 reserved1:3; __u32 gain_neg_0:5; __u32 reserved2:3; __u32 delta_gain_neg:5; __u32 reserved3:3; } __packed; /** * struct ipu3_uapi_yuvp1_y_ee_nr_clip_config - Luma(Y) edge enhancement * noise reduction clipping config * * @clip_pos_0: Limit of positive edge in dark area * u5, value [0, 16], default 8. * @reserved0: reserved * @delta_clip_posi: Difference in the limit of edges between the bright * and dark areas for positive edges. * u5, value [0, 16], default 8. * @reserved1: reserved * @clip_neg_0: Limit of negative edge in dark area * u5, value [0, 16], default 8. * @reserved2: reserved * @delta_clip_neg: Difference in the limit of edges between the bright * and dark areas for negative edges. * u5, value [0, 16], default 8. * @reserved3: reserved */ struct ipu3_uapi_yuvp1_y_ee_nr_clip_config { __u32 clip_pos_0:5; __u32 reserved0:3; __u32 delta_clip_posi:5; __u32 reserved1:3; __u32 clip_neg_0:5; __u32 reserved2:3; __u32 delta_clip_neg:5; __u32 reserved3:3; } __packed; /** * struct ipu3_uapi_yuvp1_y_ee_nr_frng_config - Luma(Y) edge enhancement * noise reduction fringe config * * @gain_exp: Common exponent of gains, u4, [0, 8], default 2. * @reserved0: reserved * @min_edge: Threshold for edge and smooth stitching, u13. * @reserved1: reserved * @lin_seg_param: Power of LinSeg, u4. * @reserved2: reserved * @t1: Parameter for enabling/disabling the edge enhancement, u1.0, [0, 1], * default 1. * @t2: Parameter for enabling/disabling the smoothing, u1.0, [0, 1], * default 1. * @reserved3: reserved */ struct ipu3_uapi_yuvp1_y_ee_nr_frng_config { __u32 gain_exp:4; __u32 reserved0:28; __u32 min_edge:13; __u32 reserved1:3; __u32 lin_seg_param:4; __u32 reserved2:4; __u32 t1:1; __u32 t2:1; __u32 reserved3:6; } __packed; /** * struct ipu3_uapi_yuvp1_y_ee_nr_diag_config - Luma(Y) edge enhancement * noise reduction diagonal config * * @diag_disc_g: Coefficient that prioritize diagonal edge direction on * horizontal or vertical for final enhancement. * u4.0, [1, 15], default 1. * @reserved0: reserved * @hvw_hor: Weight of horizontal/vertical edge enhancement for hv edge. * u2.2, [1, 15], default 4. * @dw_hor: Weight of diagonal edge enhancement for hv edge. * u2.2, [1, 15], default 1. * @hvw_diag: Weight of horizontal/vertical edge enhancement for diagonal edge. * u2.2, [1, 15], default 1. * @dw_diag: Weight of diagonal edge enhancement for diagonal edge. * u2.2, [1, 15], default 4. * @reserved1: reserved */ struct ipu3_uapi_yuvp1_y_ee_nr_diag_config { __u32 diag_disc_g:4; __u32 reserved0:4; __u32 hvw_hor:4; __u32 dw_hor:4; __u32 hvw_diag:4; __u32 dw_diag:4; __u32 reserved1:8; } __packed; /** * struct ipu3_uapi_yuvp1_y_ee_nr_fc_coring_config - Luma(Y) edge enhancement * noise reduction false color correction (FCC) coring config * * @pos_0: Gain for positive edge in dark, u13.0, [0, 16], default 0. * @reserved0: reserved * @pos_delta: Gain for positive edge in bright, value: pos_0 + pos_delta <=16 * u13.0, default 0. * @reserved1: reserved * @neg_0: Gain for negative edge in dark area, u13.0, range [0, 16], default 0. * @reserved2: reserved * @neg_delta: Gain for negative edge in bright area. neg_0 + neg_delta <=16 * u13.0, default 0. * @reserved3: reserved * * Coring is a simple soft thresholding technique. */ struct ipu3_uapi_yuvp1_y_ee_nr_fc_coring_config { __u32 pos_0:13; __u32 reserved0:3; __u32 pos_delta:13; __u32 reserved1:3; __u32 neg_0:13; __u32 reserved2:3; __u32 neg_delta:13; __u32 reserved3:3; } __packed; /** * struct ipu3_uapi_yuvp1_y_ee_nr_config - Edge enhancement and noise reduction * * @lpf: low-pass filter config. See &ipu3_uapi_yuvp1_y_ee_nr_lpf_config * @sense: sensitivity config. See &ipu3_uapi_yuvp1_y_ee_nr_sense_config * @gain: gain config as defined in &ipu3_uapi_yuvp1_y_ee_nr_gain_config * @clip: clip config as defined in &ipu3_uapi_yuvp1_y_ee_nr_clip_config * @frng: fringe config as defined in &ipu3_uapi_yuvp1_y_ee_nr_frng_config * @diag: diagonal edge config. See &ipu3_uapi_yuvp1_y_ee_nr_diag_config * @fc_coring: coring config for fringe control. See * &ipu3_uapi_yuvp1_y_ee_nr_fc_coring_config */ struct ipu3_uapi_yuvp1_y_ee_nr_config { struct ipu3_uapi_yuvp1_y_ee_nr_lpf_config lpf; struct ipu3_uapi_yuvp1_y_ee_nr_sense_config sense; struct ipu3_uapi_yuvp1_y_ee_nr_gain_config gain; struct ipu3_uapi_yuvp1_y_ee_nr_clip_config clip; struct ipu3_uapi_yuvp1_y_ee_nr_frng_config frng; struct ipu3_uapi_yuvp1_y_ee_nr_diag_config diag; struct ipu3_uapi_yuvp1_y_ee_nr_fc_coring_config fc_coring; } __packed; /* Total Color Correction */ /** * struct ipu3_uapi_yuvp2_tcc_gen_control_static_config - Total color correction * general control config * * @en: 0 - TCC disabled. Output = input 1 - TCC enabled. * @blend_shift: blend shift, Range[3, 4], default NA. * @gain_according_to_y_only: 0: Gain is calculated according to YUV, * 1: Gain is calculated according to Y only * @reserved0: reserved * @gamma: Final blending coefficients. Values[-16, 16], default NA. * @reserved1: reserved * @delta: Final blending coefficients. Values[-16, 16], default NA. * @reserved2: reserved */ struct ipu3_uapi_yuvp2_tcc_gen_control_static_config { __u32 en:1; __u32 blend_shift:3; __u32 gain_according_to_y_only:1; __u32 reserved0:11; __s32 gamma:5; __u32 reserved1:3; __s32 delta:5; __u32 reserved2:3; } __packed; /** * struct ipu3_uapi_yuvp2_tcc_macc_elem_static_config - Total color correction * multi-axis color control (MACC) config * * @a: a coefficient for 2x2 MACC conversion matrix. * @reserved0: reserved * @b: b coefficient 2x2 MACC conversion matrix. * @reserved1: reserved * @c: c coefficient for 2x2 MACC conversion matrix. * @reserved2: reserved * @d: d coefficient for 2x2 MACC conversion matrix. * @reserved3: reserved */ struct ipu3_uapi_yuvp2_tcc_macc_elem_static_config { __s32 a:12; __u32 reserved0:4; __s32 b:12; __u32 reserved1:4; __s32 c:12; __u32 reserved2:4; __s32 d:12; __u32 reserved3:4; } __packed; /** * struct ipu3_uapi_yuvp2_tcc_macc_table_static_config - Total color correction * multi-axis color control (MACC) table array * * @entries: config for multi axis color correction, as specified by * &ipu3_uapi_yuvp2_tcc_macc_elem_static_config */ struct ipu3_uapi_yuvp2_tcc_macc_table_static_config { struct ipu3_uapi_yuvp2_tcc_macc_elem_static_config entries[IPU3_UAPI_YUVP2_TCC_MACC_TABLE_ELEMENTS]; } __packed; /** * struct ipu3_uapi_yuvp2_tcc_inv_y_lut_static_config - Total color correction * inverse y lookup table * * @entries: lookup table for inverse y estimation, and use it to estimate the * ratio between luma and chroma. Chroma by approximate the absolute * value of the radius on the chroma plane (R = sqrt(u^2+v^2) ) and * luma by approximate by 1/Y. */ struct ipu3_uapi_yuvp2_tcc_inv_y_lut_static_config { __u16 entries[IPU3_UAPI_YUVP2_TCC_INV_Y_LUT_ELEMENTS]; } __packed; /** * struct ipu3_uapi_yuvp2_tcc_gain_pcwl_lut_static_config - Total color * correction lookup table for PCWL * * @entries: lookup table for gain piece wise linear transformation (PCWL) */ struct ipu3_uapi_yuvp2_tcc_gain_pcwl_lut_static_config { __u16 entries[IPU3_UAPI_YUVP2_TCC_GAIN_PCWL_LUT_ELEMENTS]; } __packed; /** * struct ipu3_uapi_yuvp2_tcc_r_sqr_lut_static_config - Total color correction * lookup table for r square root * * @entries: lookup table for r square root estimation */ struct ipu3_uapi_yuvp2_tcc_r_sqr_lut_static_config { __s16 entries[IPU3_UAPI_YUVP2_TCC_R_SQR_LUT_ELEMENTS]; } __packed; /** * struct ipu3_uapi_yuvp2_tcc_static_config- Total color correction static * * @gen_control: general config for Total Color Correction * @macc_table: config for multi axis color correction * @inv_y_lut: lookup table for inverse y estimation * @gain_pcwl: lookup table for gain PCWL * @r_sqr_lut: lookup table for r square root estimation. */ struct ipu3_uapi_yuvp2_tcc_static_config { struct ipu3_uapi_yuvp2_tcc_gen_control_static_config gen_control; struct ipu3_uapi_yuvp2_tcc_macc_table_static_config macc_table; struct ipu3_uapi_yuvp2_tcc_inv_y_lut_static_config inv_y_lut; struct ipu3_uapi_yuvp2_tcc_gain_pcwl_lut_static_config gain_pcwl; struct ipu3_uapi_yuvp2_tcc_r_sqr_lut_static_config r_sqr_lut; } __packed; /* Advanced Noise Reduction related structs */ /* * struct ipu3_uapi_anr_alpha - Advanced noise reduction alpha * * Tunable parameters that are subject to modification according to the * total gain used. */ struct ipu3_uapi_anr_alpha { __u16 gr; __u16 r; __u16 b; __u16 gb; __u16 dc_gr; __u16 dc_r; __u16 dc_b; __u16 dc_gb; } __packed; /* * struct ipu3_uapi_anr_beta - Advanced noise reduction beta * * Tunable parameters that are subject to modification according to the * total gain used. */ struct ipu3_uapi_anr_beta { __u16 beta_gr; __u16 beta_r; __u16 beta_b; __u16 beta_gb; } __packed; /* * struct ipu3_uapi_anr_plane_color - Advanced noise reduction per plane R, Gr, * Gb and B register settings * * Tunable parameters that are subject to modification according to the * total gain used. */ struct ipu3_uapi_anr_plane_color { __u16 reg_w_gr[16]; __u16 reg_w_r[16]; __u16 reg_w_b[16]; __u16 reg_w_gb[16]; } __packed; /** * struct ipu3_uapi_anr_transform_config - Advanced noise reduction transform * * @enable: advanced noise reduction enabled. * @adaptive_treshhold_en: On IPU3, adaptive threshold is always enabled. * @reserved1: reserved * @reserved2: reserved * @alpha: using following defaults: * 13, 13, 13, 13, 0, 0, 0, 0 * 11, 11, 11, 11, 0, 0, 0, 0 * 14, 14, 14, 14, 0, 0, 0, 0 * @beta: use following defaults: * 24, 24, 24, 24 * 21, 20, 20, 21 * 25, 25, 25, 25 * @color: use defaults defined in driver/media/pci/intel/ipu3-tables.c * @sqrt_lut: 11 bits per element, values = * [724 768 810 849 887 * 923 958 991 1024 1056 * 1116 1145 1173 1201 1086 * 1228 1254 1280 1305 1330 * 1355 1379 1402 1425 1448] * @xreset: Reset value of X for r^2 calculation Value: col_start-X_center * Constraint: Xreset + FrameWdith=4095 Xreset= -4095, default -1632. * @reserved3: reserved * @yreset: Reset value of Y for r^2 calculation Value: row_start-Y_center * Constraint: Yreset + FrameHeight=4095 Yreset= -4095, default -1224. * @reserved4: reserved * @x_sqr_reset: Reset value of X^2 for r^2 calculation Value = (Xreset)^2 * @r_normfactor: Normalization factor for R. Default 14. * @reserved5: reserved * @y_sqr_reset: Reset value of Y^2 for r^2 calculation Value = (Yreset)^2 * @gain_scale: Parameter describing shading gain as a function of distance * from the image center. * A single value per frame, loaded by the driver. Default 115. */ struct ipu3_uapi_anr_transform_config { __u32 enable:1; /* 0 or 1, disabled or enabled */ __u32 adaptive_treshhold_en:1; /* On IPU3, always enabled */ __u32 reserved1:30; __u8 reserved2[44]; struct ipu3_uapi_anr_alpha alpha[3]; struct ipu3_uapi_anr_beta beta[3]; struct ipu3_uapi_anr_plane_color color[3]; __u16 sqrt_lut[IPU3_UAPI_ANR_LUT_SIZE]; /* 11 bits per element */ __s16 xreset:13; __u16 reserved3:3; __s16 yreset:13; __u16 reserved4:3; __u32 x_sqr_reset:24; __u32 r_normfactor:5; __u32 reserved5:3; __u32 y_sqr_reset:24; __u32 gain_scale:8; } __packed; /** * struct ipu3_uapi_anr_stitch_pyramid - ANR stitch pyramid * * @entry0: pyramid LUT entry0, range [0x0, 0x3f] * @entry1: pyramid LUT entry1, range [0x0, 0x3f] * @entry2: pyramid LUT entry2, range [0x0, 0x3f] * @reserved: reserved */ struct ipu3_uapi_anr_stitch_pyramid { __u32 entry0:6; __u32 entry1:6; __u32 entry2:6; __u32 reserved:14; } __packed; /** * struct ipu3_uapi_anr_stitch_config - ANR stitch config * * @anr_stitch_en: enable stitch. Enabled with 1. * @reserved: reserved * @pyramid: pyramid table as defined by &ipu3_uapi_anr_stitch_pyramid * default values: * { 1, 3, 5 }, { 7, 7, 5 }, { 3, 1, 3 }, * { 9, 15, 21 }, { 21, 15, 9 }, { 3, 5, 15 }, * { 25, 35, 35 }, { 25, 15, 5 }, { 7, 21, 35 }, * { 49, 49, 35 }, { 21, 7, 7 }, { 21, 35, 49 }, * { 49, 35, 21 }, { 7, 5, 15 }, { 25, 35, 35 }, * { 25, 15, 5 }, { 3, 9, 15 }, { 21, 21, 15 }, * { 9, 3, 1 }, { 3, 5, 7 }, { 7, 5, 3}, { 1 } */ struct ipu3_uapi_anr_stitch_config { __u32 anr_stitch_en; __u8 reserved[44]; struct ipu3_uapi_anr_stitch_pyramid pyramid[IPU3_UAPI_ANR_PYRAMID_SIZE]; } __packed; /** * struct ipu3_uapi_anr_config - ANR config * * @transform: advanced noise reduction transform config as specified by * &ipu3_uapi_anr_transform_config * @stitch: create 4x4 patch from 4 surrounding 8x8 patches. */ struct ipu3_uapi_anr_config { struct ipu3_uapi_anr_transform_config transform __attribute__((aligned(32))); struct ipu3_uapi_anr_stitch_config stitch __attribute__((aligned(32))); } __packed; /** * struct ipu3_uapi_acc_param - Accelerator cluster parameters * * ACC refers to the HW cluster containing all Fixed Functions (FFs). Each FF * implements a specific algorithm. * * @bnr: parameters for bayer noise reduction static config. See * &ipu3_uapi_bnr_static_config * @green_disparity: disparity static config between gr and gb channel. * See &ipu3_uapi_bnr_static_config_green_disparity * @dm: de-mosaic config. See &ipu3_uapi_dm_config * @ccm: color correction matrix. See &ipu3_uapi_ccm_mat_config * @gamma: gamma correction config. See &ipu3_uapi_gamma_config * @csc: color space conversion matrix. See &ipu3_uapi_csc_mat_config * @cds: color down sample config. See &ipu3_uapi_cds_params * @shd: lens shading correction config. See &ipu3_uapi_shd_config * @iefd: Image enhancement filter and denoise config. * &ipu3_uapi_yuvp1_iefd_config * @yds_c0: y down scaler config. &ipu3_uapi_yuvp1_yds_config * @chnr_c0: chroma noise reduction config. &ipu3_uapi_yuvp1_chnr_config * @y_ee_nr: y edge enhancement and noise reduction config. * &ipu3_uapi_yuvp1_y_ee_nr_config * @yds: y down scaler config. See &ipu3_uapi_yuvp1_yds_config * @chnr: chroma noise reduction config. See &ipu3_uapi_yuvp1_chnr_config * @reserved1: reserved * @yds2: y channel down scaler config. See &ipu3_uapi_yuvp1_yds_config * @tcc: total color correction config as defined in struct * &ipu3_uapi_yuvp2_tcc_static_config * @reserved2: reserved * @anr: advanced noise reduction config.See &ipu3_uapi_anr_config * @awb_fr: AWB filter response config. See ipu3_uapi_awb_fr_config * @ae: auto exposure config As specified by &ipu3_uapi_ae_config * @af: auto focus config. As specified by &ipu3_uapi_af_config * @awb: auto white balance config. As specified by &ipu3_uapi_awb_config */ struct ipu3_uapi_acc_param { struct ipu3_uapi_bnr_static_config bnr; struct ipu3_uapi_bnr_static_config_green_disparity green_disparity __attribute__((aligned(32))); struct ipu3_uapi_dm_config dm __attribute__((aligned(32))); struct ipu3_uapi_ccm_mat_config ccm __attribute__((aligned(32))); struct ipu3_uapi_gamma_config gamma __attribute__((aligned(32))); struct ipu3_uapi_csc_mat_config csc __attribute__((aligned(32))); struct ipu3_uapi_cds_params cds __attribute__((aligned(32))); struct ipu3_uapi_shd_config shd __attribute__((aligned(32))); struct ipu3_uapi_yuvp1_iefd_config iefd __attribute__((aligned(32))); struct ipu3_uapi_yuvp1_yds_config yds_c0 __attribute__((aligned(32))); struct ipu3_uapi_yuvp1_chnr_config chnr_c0 __attribute__((aligned(32))); struct ipu3_uapi_yuvp1_y_ee_nr_config y_ee_nr __attribute__((aligned(32))); struct ipu3_uapi_yuvp1_yds_config yds __attribute__((aligned(32))); struct ipu3_uapi_yuvp1_chnr_config chnr __attribute__((aligned(32))); struct ipu3_uapi_yuvp1_yds_config yds2 __attribute__((aligned(32))); struct ipu3_uapi_yuvp2_tcc_static_config tcc __attribute__((aligned(32))); struct ipu3_uapi_anr_config anr; struct ipu3_uapi_awb_fr_config_s awb_fr; struct ipu3_uapi_ae_config ae; struct ipu3_uapi_af_config_s af; struct ipu3_uapi_awb_config awb; } __packed; /** * struct ipu3_uapi_isp_lin_vmem_params - Linearization parameters * * @lin_lutlow_gr: linearization look-up table for GR channel interpolation. * @lin_lutlow_r: linearization look-up table for R channel interpolation. * @lin_lutlow_b: linearization look-up table for B channel interpolation. * @lin_lutlow_gb: linearization look-up table for GB channel interpolation. * lin_lutlow_gr / lin_lutlow_r / lin_lutlow_b / * lin_lutlow_gb <= LIN_MAX_VALUE - 1. * @lin_lutdif_gr: lin_lutlow_gr[i+1] - lin_lutlow_gr[i]. * @lin_lutdif_r: lin_lutlow_r[i+1] - lin_lutlow_r[i]. * @lin_lutdif_b: lin_lutlow_b[i+1] - lin_lutlow_b[i]. * @lin_lutdif_gb: lin_lutlow_gb[i+1] - lin_lutlow_gb[i]. */ struct ipu3_uapi_isp_lin_vmem_params { __s16 lin_lutlow_gr[IPU3_UAPI_LIN_LUT_SIZE]; __s16 lin_lutlow_r[IPU3_UAPI_LIN_LUT_SIZE]; __s16 lin_lutlow_b[IPU3_UAPI_LIN_LUT_SIZE]; __s16 lin_lutlow_gb[IPU3_UAPI_LIN_LUT_SIZE]; __s16 lin_lutdif_gr[IPU3_UAPI_LIN_LUT_SIZE]; __s16 lin_lutdif_r[IPU3_UAPI_LIN_LUT_SIZE]; __s16 lin_lutdif_b[IPU3_UAPI_LIN_LUT_SIZE]; __s16 lin_lutdif_gb[IPU3_UAPI_LIN_LUT_SIZE]; } __packed; /* Temporal Noise Reduction */ /** * struct ipu3_uapi_isp_tnr3_vmem_params - Temporal noise reduction vector * memory parameters * * @slope: slope setting in interpolation curve for temporal noise reduction. * @reserved1: reserved * @sigma: knee point setting in interpolation curve for temporal * noise reduction. * @reserved2: reserved */ struct ipu3_uapi_isp_tnr3_vmem_params { __u16 slope[IPU3_UAPI_ISP_TNR3_VMEM_LEN]; __u16 reserved1[IPU3_UAPI_ISP_VEC_ELEMS - IPU3_UAPI_ISP_TNR3_VMEM_LEN]; __u16 sigma[IPU3_UAPI_ISP_TNR3_VMEM_LEN]; __u16 reserved2[IPU3_UAPI_ISP_VEC_ELEMS - IPU3_UAPI_ISP_TNR3_VMEM_LEN]; } __packed; /** * struct ipu3_uapi_isp_tnr3_params - Temporal noise reduction v3 parameters * * @knee_y1: Knee point TNR3 assumes standard deviation of Y,U and * V at Y1 are TnrY1_Sigma_Y, U and V. * @knee_y2: Knee point TNR3 assumes standard deviation of Y,U and * V at Y2 are TnrY2_Sigma_Y, U and V. * @maxfb_y: Max feedback gain for Y * @maxfb_u: Max feedback gain for U * @maxfb_v: Max feedback gain for V * @round_adj_y: rounding Adjust for Y * @round_adj_u: rounding Adjust for U * @round_adj_v: rounding Adjust for V * @ref_buf_select: selection of the reference frame buffer to be used. */ struct ipu3_uapi_isp_tnr3_params { __u32 knee_y1; __u32 knee_y2; __u32 maxfb_y; __u32 maxfb_u; __u32 maxfb_v; __u32 round_adj_y; __u32 round_adj_u; __u32 round_adj_v; __u32 ref_buf_select; } __packed; /* Extreme Noise Reduction version 3 */ /** * struct ipu3_uapi_isp_xnr3_vmem_params - Extreme noise reduction v3 * vector memory parameters * * @x: xnr3 parameters. * @a: xnr3 parameters. * @b: xnr3 parameters. * @c: xnr3 parameters. */ struct ipu3_uapi_isp_xnr3_vmem_params { __u16 x[IPU3_UAPI_ISP_VEC_ELEMS]; __u16 a[IPU3_UAPI_ISP_VEC_ELEMS]; __u16 b[IPU3_UAPI_ISP_VEC_ELEMS]; __u16 c[IPU3_UAPI_ISP_VEC_ELEMS]; } __packed; /** * struct ipu3_uapi_xnr3_alpha_params - Extreme noise reduction v3 * alpha tuning parameters * * @y0: Sigma for Y range similarity in dark area. * @u0: Sigma for U range similarity in dark area. * @v0: Sigma for V range similarity in dark area. * @ydiff: Sigma difference for Y between bright area and dark area. * @udiff: Sigma difference for U between bright area and dark area. * @vdiff: Sigma difference for V between bright area and dark area. */ struct ipu3_uapi_xnr3_alpha_params { __u32 y0; __u32 u0; __u32 v0; __u32 ydiff; __u32 udiff; __u32 vdiff; } __packed; /** * struct ipu3_uapi_xnr3_coring_params - Extreme noise reduction v3 * coring parameters * * @u0: Coring Threshold of U channel in dark area. * @v0: Coring Threshold of V channel in dark area. * @udiff: Threshold difference of U channel between bright and dark area. * @vdiff: Threshold difference of V channel between bright and dark area. */ struct ipu3_uapi_xnr3_coring_params { __u32 u0; __u32 v0; __u32 udiff; __u32 vdiff; } __packed; /** * struct ipu3_uapi_xnr3_blending_params - Blending factor * * @strength: The factor for blending output with input. This is tuning * parameterHigher values lead to more aggressive XNR operation. */ struct ipu3_uapi_xnr3_blending_params { __u32 strength; } __packed; /** * struct ipu3_uapi_isp_xnr3_params - Extreme noise reduction v3 parameters * * @alpha: parameters for xnr3 alpha. See &ipu3_uapi_xnr3_alpha_params * @coring: parameters for xnr3 coring. See &ipu3_uapi_xnr3_coring_params * @blending: parameters for xnr3 blending. See &ipu3_uapi_xnr3_blending_params */ struct ipu3_uapi_isp_xnr3_params { struct ipu3_uapi_xnr3_alpha_params alpha; struct ipu3_uapi_xnr3_coring_params coring; struct ipu3_uapi_xnr3_blending_params blending; } __packed; /***** Obgrid (optical black level compensation) table entry *****/ /** * struct ipu3_uapi_obgrid_param - Optical black level compensation parameters * * @gr: Grid table values for color GR * @r: Grid table values for color R * @b: Grid table values for color B * @gb: Grid table values for color GB * * Black level is different for red, green, and blue channels. So black level * compensation is different per channel. */ struct ipu3_uapi_obgrid_param { __u16 gr; __u16 r; __u16 b; __u16 gb; } __packed; /******************* V4L2_META_FMT_IPU3_PARAMS *******************/ /** * struct ipu3_uapi_flags - bits to indicate which pipeline needs update * * @gdc: 0 = no update, 1 = update. * @obgrid: 0 = no update, 1 = update. * @reserved1: Not used. * @acc_bnr: 0 = no update, 1 = update. * @acc_green_disparity: 0 = no update, 1 = update. * @acc_dm: 0 = no update, 1 = update. * @acc_ccm: 0 = no update, 1 = update. * @acc_gamma: 0 = no update, 1 = update. * @acc_csc: 0 = no update, 1 = update. * @acc_cds: 0 = no update, 1 = update. * @acc_shd: 0 = no update, 1 = update. * @reserved2: Not used. * @acc_iefd: 0 = no update, 1 = update. * @acc_yds_c0: 0 = no update, 1 = update. * @acc_chnr_c0: 0 = no update, 1 = update. * @acc_y_ee_nr: 0 = no update, 1 = update. * @acc_yds: 0 = no update, 1 = update. * @acc_chnr: 0 = no update, 1 = update. * @acc_ytm: 0 = no update, 1 = update. * @acc_yds2: 0 = no update, 1 = update. * @acc_tcc: 0 = no update, 1 = update. * @acc_dpc: 0 = no update, 1 = update. * @acc_bds: 0 = no update, 1 = update. * @acc_anr: 0 = no update, 1 = update. * @acc_awb_fr: 0 = no update, 1 = update. * @acc_ae: 0 = no update, 1 = update. * @acc_af: 0 = no update, 1 = update. * @acc_awb: 0 = no update, 1 = update. * @__acc_osys: 0 = no update, 1 = update. * @reserved3: Not used. * @lin_vmem_params: 0 = no update, 1 = update. * @tnr3_vmem_params: 0 = no update, 1 = update. * @xnr3_vmem_params: 0 = no update, 1 = update. * @tnr3_dmem_params: 0 = no update, 1 = update. * @xnr3_dmem_params: 0 = no update, 1 = update. * @reserved4: Not used. * @obgrid_param: 0 = no update, 1 = update. * @reserved5: Not used. */ struct ipu3_uapi_flags { __u32 gdc:1; __u32 obgrid:1; __u32 reserved1:30; __u32 acc_bnr:1; __u32 acc_green_disparity:1; __u32 acc_dm:1; __u32 acc_ccm:1; __u32 acc_gamma:1; __u32 acc_csc:1; __u32 acc_cds:1; __u32 acc_shd:1; __u32 reserved2:2; __u32 acc_iefd:1; __u32 acc_yds_c0:1; __u32 acc_chnr_c0:1; __u32 acc_y_ee_nr:1; __u32 acc_yds:1; __u32 acc_chnr:1; __u32 acc_ytm:1; __u32 acc_yds2:1; __u32 acc_tcc:1; __u32 acc_dpc:1; __u32 acc_bds:1; __u32 acc_anr:1; __u32 acc_awb_fr:1; __u32 acc_ae:1; __u32 acc_af:1; __u32 acc_awb:1; __u32 reserved3:4; __u32 lin_vmem_params:1; __u32 tnr3_vmem_params:1; __u32 xnr3_vmem_params:1; __u32 tnr3_dmem_params:1; __u32 xnr3_dmem_params:1; __u32 reserved4:1; __u32 obgrid_param:1; __u32 reserved5:25; } __packed; /** * struct ipu3_uapi_params - V4L2_META_FMT_IPU3_PARAMS * * @use: select which parameters to apply, see &ipu3_uapi_flags * @acc_param: ACC parameters, as specified by &ipu3_uapi_acc_param * @lin_vmem_params: linearization VMEM, as specified by * &ipu3_uapi_isp_lin_vmem_params * @tnr3_vmem_params: tnr3 VMEM as specified by * &ipu3_uapi_isp_tnr3_vmem_params * @xnr3_vmem_params: xnr3 VMEM as specified by * &ipu3_uapi_isp_xnr3_vmem_params * @tnr3_dmem_params: tnr3 DMEM as specified by &ipu3_uapi_isp_tnr3_params * @xnr3_dmem_params: xnr3 DMEM as specified by &ipu3_uapi_isp_xnr3_params * @obgrid_param: obgrid parameters as specified by * &ipu3_uapi_obgrid_param * * The video queue "parameters" is of format V4L2_META_FMT_IPU3_PARAMS. * This is a "single plane" v4l2_meta_format using V4L2_BUF_TYPE_META_OUTPUT. * * struct ipu3_uapi_params as defined below contains a lot of parameters and * ipu3_uapi_flags selects which parameters to apply. */ struct ipu3_uapi_params { /* Flags which of the settings below are to be applied */ struct ipu3_uapi_flags use __attribute__((aligned(32))); /* Accelerator cluster parameters */ struct ipu3_uapi_acc_param acc_param; /* ISP vector address space parameters */ struct ipu3_uapi_isp_lin_vmem_params lin_vmem_params; struct ipu3_uapi_isp_tnr3_vmem_params tnr3_vmem_params; struct ipu3_uapi_isp_xnr3_vmem_params xnr3_vmem_params; /* ISP data memory (DMEM) parameters */ struct ipu3_uapi_isp_tnr3_params tnr3_dmem_params; struct ipu3_uapi_isp_xnr3_params xnr3_dmem_params; /* Optical black level compensation */ struct ipu3_uapi_obgrid_param obgrid_param; } __packed; #endif /* __IPU3_UAPI_H */