/* * Black level compensation
*/ /* maximum value for horizontal start address */ #define RKISP1_CIF_ISP_BLS_START_H_MAX 0x00000fff /* maximum value for horizontal stop address */ #define RKISP1_CIF_ISP_BLS_STOP_H_MAX 0x00000fff /* maximum value for vertical start address */ #define RKISP1_CIF_ISP_BLS_START_V_MAX 0x00000fff /* maximum value for vertical stop address */ #define RKISP1_CIF_ISP_BLS_STOP_V_MAX 0x00000fff /* maximum is 2^18 = 262144*/ #define RKISP1_CIF_ISP_BLS_SAMPLES_MAX 0x00000012 /* maximum value for fixed black level */ #define RKISP1_CIF_ISP_BLS_FIX_SUB_MAX 0x00000fff /* minimum value for fixed black level */ #define RKISP1_CIF_ISP_BLS_FIX_SUB_MIN 0xfffff000 /* 13 bit range (signed)*/ #define RKISP1_CIF_ISP_BLS_FIX_MASK 0x00001fff
/* * Gamma out
*/ /* Maximum number of color samples supported */ #define RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V10 17 #define RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V12 34 #define RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V12
/** * enum rkisp1_cif_isp_version - ISP variants * * @RKISP1_V10: Used at least in RK3288 and RK3399. * @RKISP1_V11: Declared in the original vendor code, but not used. Same number * of entries in grids and histogram as v10. * @RKISP1_V12: Used at least in RK3326 and PX30. * @RKISP1_V13: Used at least in RK1808. Same number of entries in grids and * histogram as v12. * @RKISP1_V_IMX8MP: Used in at least i.MX8MP. Same number of entries in grids * and histogram as v10.
*/ enum rkisp1_cif_isp_version {
RKISP1_V10 = 10,
RKISP1_V11,
RKISP1_V12,
RKISP1_V13,
RKISP1_V_IMX8MP,
};
/** * struct rkisp1_cif_isp_window - measurement window. * * Measurements are calculated per window inside the frame. * This struct represents a window for a measurement. * * @h_offs: the horizontal offset of the window from the left of the frame in pixels. * @v_offs: the vertical offset of the window from the top of the frame in pixels. * @h_size: the horizontal size of the window in pixels * @v_size: the vertical size of the window in pixels.
*/ struct rkisp1_cif_isp_window {
__u16 h_offs;
__u16 v_offs;
__u16 h_size;
__u16 v_size;
};
/** * struct rkisp1_cif_isp_bls_fixed_val - BLS fixed subtraction values * * The values will be subtracted from the sensor * values. Therefore a negative value means addition instead of subtraction! * * @r: Fixed (signed!) subtraction value for Bayer pattern R * @gr: Fixed (signed!) subtraction value for Bayer pattern Gr * @gb: Fixed (signed!) subtraction value for Bayer pattern Gb * @b: Fixed (signed!) subtraction value for Bayer pattern B
*/ struct rkisp1_cif_isp_bls_fixed_val {
__s16 r;
__s16 gr;
__s16 gb;
__s16 b;
};
/** * struct rkisp1_cif_isp_bls_config - Configuration used by black level subtraction * * @enable_auto: Automatic mode activated means that the measured values * are subtracted. Otherwise the fixed subtraction * values will be subtracted. * @en_windows: enabled window * @bls_window1: Measurement window 1 size * @bls_window2: Measurement window 2 size * @bls_samples: Set amount of measured pixels for each Bayer position * (A, B,C and D) to 2^bls_samples. * @fixed_val: Fixed subtraction values
*/ struct rkisp1_cif_isp_bls_config {
__u8 enable_auto;
__u8 en_windows; struct rkisp1_cif_isp_window bls_window1; struct rkisp1_cif_isp_window bls_window2;
__u8 bls_samples; struct rkisp1_cif_isp_bls_fixed_val fixed_val;
};
/** * struct rkisp1_cif_isp_dpcc_methods_config - DPCC methods set configuration * * This structure stores the configuration of one set of methods for the DPCC * algorithm. Multiple methods can be selected in each set (independently for * the Green and Red/Blue components) through the @method field, the result is * the logical AND of all enabled methods. The remaining fields set thresholds * and factors for each method. * * @method: Method enable bits (RKISP1_CIF_ISP_DPCC_METHODS_SET_*) * @line_thresh: Line threshold (RKISP1_CIF_ISP_DPCC_LINE_THRESH_*) * @line_mad_fac: Line Mean Absolute Difference factor (RKISP1_CIF_ISP_DPCC_LINE_MAD_FAC_*) * @pg_fac: Peak gradient factor (RKISP1_CIF_ISP_DPCC_PG_FAC_*) * @rnd_thresh: Rank Neighbor Difference threshold (RKISP1_CIF_ISP_DPCC_RND_THRESH_*) * @rg_fac: Rank gradient factor (RKISP1_CIF_ISP_DPCC_RG_FAC_*)
*/ struct rkisp1_cif_isp_dpcc_methods_config {
__u32 method;
__u32 line_thresh;
__u32 line_mad_fac;
__u32 pg_fac;
__u32 rnd_thresh;
__u32 rg_fac;
};
/** * struct rkisp1_cif_isp_dpcc_config - Configuration used by DPCC * * Configuration used by Defect Pixel Cluster Correction. Three sets of methods * can be configured and selected through the @set_use field. The result is the * logical OR of all enabled sets. * * @mode: DPCC mode (RKISP1_CIF_ISP_DPCC_MODE_*) * @output_mode: Interpolation output mode (RKISP1_CIF_ISP_DPCC_OUTPUT_MODE_*) * @set_use: Methods sets selection (RKISP1_CIF_ISP_DPCC_SET_USE_*) * @methods: Methods sets configuration * @ro_limits: Rank order limits (RKISP1_CIF_ISP_DPCC_RO_LIMITS_*) * @rnd_offs: Differential rank offsets for rank neighbor difference (RKISP1_CIF_ISP_DPCC_RND_OFFS_*)
*/ struct rkisp1_cif_isp_dpcc_config {
__u32 mode;
__u32 output_mode;
__u32 set_use; struct rkisp1_cif_isp_dpcc_methods_config methods[RKISP1_CIF_ISP_DPCC_METHODS_MAX];
__u32 ro_limits;
__u32 rnd_offs;
};
/** * struct rkisp1_cif_isp_gamma_corr_curve - gamma curve point definition y-axis (output). * * The reset values define a linear curve which has the same effect as bypass. Reset values are: * gamma_y[0] = 0x0000, gamma_y[1] = 0x0100, ... gamma_y[15] = 0x0f00, gamma_y[16] = 0xfff * * @gamma_y: the values for the y-axis of gamma curve points. Each value is 12 bit.
*/ struct rkisp1_cif_isp_gamma_corr_curve {
__u16 gamma_y[RKISP1_CIF_ISP_DEGAMMA_CURVE_SIZE];
};
/** * struct rkisp1_cif_isp_gamma_curve_x_axis_pnts - De-Gamma Curve definition x increments * (sampling points). gamma_dx0 is for the lower samples (1-8), gamma_dx1 is for the * higher samples (9-16). The reset values for both fields is 0x44444444. This means * that each sample is 4 units away from the previous one on the x-axis. * * @gamma_dx0: gamma curve sample points definitions. Bits 0:2 for sample 1. Bit 3 unused. * Bits 4:6 for sample 2. bit 7 unused ... Bits 28:30 for sample 8. Bit 31 unused * @gamma_dx1: gamma curve sample points definitions. Bits 0:2 for sample 9. Bit 3 unused. * Bits 4:6 for sample 10. bit 7 unused ... Bits 28:30 for sample 16. Bit 31 unused
*/ struct rkisp1_cif_isp_gamma_curve_x_axis_pnts {
__u32 gamma_dx0;
__u32 gamma_dx1;
};
/** * struct rkisp1_cif_isp_sdg_config - Configuration used by sensor degamma * * @curve_r: gamma curve point definition axis for red * @curve_g: gamma curve point definition axis for green * @curve_b: gamma curve point definition axis for blue * @xa_pnts: x axis increments
*/ struct rkisp1_cif_isp_sdg_config { struct rkisp1_cif_isp_gamma_corr_curve curve_r; struct rkisp1_cif_isp_gamma_corr_curve curve_g; struct rkisp1_cif_isp_gamma_corr_curve curve_b; struct rkisp1_cif_isp_gamma_curve_x_axis_pnts xa_pnts;
};
/** * struct rkisp1_cif_isp_lsc_config - Configuration used by Lens shading correction * * @r_data_tbl: sample table red * @gr_data_tbl: sample table green (red) * @gb_data_tbl: sample table green (blue) * @b_data_tbl: sample table blue * @x_grad_tbl: gradient table x * @y_grad_tbl: gradient table y * @x_size_tbl: size table x * @y_size_tbl: size table y * @config_width: not used at the moment * @config_height: not used at the moment
*/ struct rkisp1_cif_isp_lsc_config {
__u16 r_data_tbl[RKISP1_CIF_ISP_LSC_SAMPLES_MAX][RKISP1_CIF_ISP_LSC_SAMPLES_MAX];
__u16 gr_data_tbl[RKISP1_CIF_ISP_LSC_SAMPLES_MAX][RKISP1_CIF_ISP_LSC_SAMPLES_MAX];
__u16 gb_data_tbl[RKISP1_CIF_ISP_LSC_SAMPLES_MAX][RKISP1_CIF_ISP_LSC_SAMPLES_MAX];
__u16 b_data_tbl[RKISP1_CIF_ISP_LSC_SAMPLES_MAX][RKISP1_CIF_ISP_LSC_SAMPLES_MAX];
/** * struct rkisp1_cif_isp_ie_config - Configuration used by image effects * * @effect: values from 'enum v4l2_colorfx'. Possible values are: V4L2_COLORFX_SEPIA, * V4L2_COLORFX_SET_CBCR, V4L2_COLORFX_AQUA, V4L2_COLORFX_EMBOSS, * V4L2_COLORFX_SKETCH, V4L2_COLORFX_BW, V4L2_COLORFX_NEGATIVE * @color_sel: bits 0:2 - colors bitmask (001 - blue, 010 - green, 100 - red). * bits 8:15 - Threshold value of the RGB colors for the color selection effect. * @eff_mat_1: 3x3 Matrix Coefficients for Emboss Effect 1 * @eff_mat_2: 3x3 Matrix Coefficients for Emboss Effect 2 * @eff_mat_3: 3x3 Matrix Coefficients for Emboss 3/Sketch 1 * @eff_mat_4: 3x3 Matrix Coefficients for Sketch Effect 2 * @eff_mat_5: 3x3 Matrix Coefficients for Sketch Effect 3 * @eff_tint: Chrominance increment values of tint (used for sepia effect)
*/ struct rkisp1_cif_isp_ie_config {
__u16 effect;
__u16 color_sel;
__u16 eff_mat_1;
__u16 eff_mat_2;
__u16 eff_mat_3;
__u16 eff_mat_4;
__u16 eff_mat_5;
__u16 eff_tint;
};
/** * struct rkisp1_cif_isp_cproc_config - Configuration used by Color Processing * * @c_out_range: Chrominance pixel clipping range at output. * (0 for limit, 1 for full) * @y_in_range: Luminance pixel clipping range at output. * @y_out_range: Luminance pixel clipping range at output. * @contrast: 00~ff, 0.0~1.992 * @brightness: 80~7F, -128~+127 * @sat: saturation, 00~FF, 0.0~1.992 * @hue: 80~7F, -90~+87.188
*/ struct rkisp1_cif_isp_cproc_config {
__u8 c_out_range;
__u8 y_in_range;
__u8 y_out_range;
__u8 contrast;
__u8 brightness;
__u8 sat;
__u8 hue;
};
/** * struct rkisp1_cif_isp_awb_meas_config - Configuration for the AWB statistics * * @awb_mode: the awb meas mode. From enum rkisp1_cif_isp_awb_mode_type. * @awb_wnd: white balance measurement window (in pixels) * @max_y: only pixels values < max_y contribute to awb measurement, set to 0 * to disable this feature * @min_y: only pixels values > min_y contribute to awb measurement * @max_csum: Chrominance sum maximum value, only consider pixels with Cb+Cr, * smaller than threshold for awb measurements * @min_c: Chrominance minimum value, only consider pixels with Cb/Cr * each greater than threshold value for awb measurements * @frames: number of frames - 1 used for mean value calculation * (ucFrames=0 means 1 Frame) * @awb_ref_cr: reference Cr value for AWB regulation, target for AWB * @awb_ref_cb: reference Cb value for AWB regulation, target for AWB * @enable_ymax_cmp: enable Y_MAX compare (Not valid in RGB measurement mode.)
*/ struct rkisp1_cif_isp_awb_meas_config { /* * Note: currently the h and v offsets are mapped to grid offsets
*/ struct rkisp1_cif_isp_window awb_wnd;
__u32 awb_mode;
__u8 max_y;
__u8 min_y;
__u8 max_csum;
__u8 min_c;
__u8 frames;
__u8 awb_ref_cr;
__u8 awb_ref_cb;
__u8 enable_ymax_cmp;
};
/** * struct rkisp1_cif_isp_awb_gain_config - Configuration used by auto white balance gain * * All fields in this struct are 10 bit, where: * 0x100h = 1, unsigned integer value, range 0 to 4 with 8 bit fractional part. * * out_data_x = ( AWB_GAIN_X * in_data + 128) >> 8 * * @gain_red: gain value for red component. * @gain_green_r: gain value for green component in red line. * @gain_blue: gain value for blue component. * @gain_green_b: gain value for green component in blue line.
*/ struct rkisp1_cif_isp_awb_gain_config {
__u16 gain_red;
__u16 gain_green_r;
__u16 gain_blue;
__u16 gain_green_b;
};
/** * struct rkisp1_cif_isp_flt_config - Configuration used by ISP filtering * * All 4 threshold fields (thresh_*) are 10 bits. * All 6 factor fields (fac_*) are 6 bits. * * @mode: ISP_FILT_MODE register fields (from enum rkisp1_cif_isp_flt_mode) * @grn_stage1: Green filter stage 1 select (range 0x0...0x8) * @chr_h_mode: Chroma filter horizontal mode * @chr_v_mode: Chroma filter vertical mode * @thresh_bl0: If thresh_bl1 < sum_grad < thresh_bl0 then fac_bl0 is selected (blurring th) * @thresh_bl1: If sum_grad < thresh_bl1 then fac_bl1 is selected (blurring th) * @thresh_sh0: If thresh_sh0 < sum_grad < thresh_sh1 then thresh_sh0 is selected (sharpening th) * @thresh_sh1: If thresh_sh1 < sum_grad then thresh_sh1 is selected (sharpening th) * @lum_weight: Parameters for luminance weight function. * @fac_sh1: filter factor for sharp1 level * @fac_sh0: filter factor for sharp0 level * @fac_mid: filter factor for mid level and for static filter mode * @fac_bl0: filter factor for blur 0 level * @fac_bl1: filter factor for blur 1 level (max blur)
*/ struct rkisp1_cif_isp_flt_config {
__u32 mode;
__u8 grn_stage1;
__u8 chr_h_mode;
__u8 chr_v_mode;
__u32 thresh_bl0;
__u32 thresh_bl1;
__u32 thresh_sh0;
__u32 thresh_sh1;
__u32 lum_weight;
__u32 fac_sh1;
__u32 fac_sh0;
__u32 fac_mid;
__u32 fac_bl0;
__u32 fac_bl1;
};
/** * struct rkisp1_cif_isp_bdm_config - Configuration used by Bayer DeMosaic * * @demosaic_th: threshold for bayer demosaicing texture detection
*/ struct rkisp1_cif_isp_bdm_config {
__u8 demosaic_th;
};
/** * struct rkisp1_cif_isp_ctk_config - Configuration used by Cross Talk correction * * @coeff: color correction matrix. Values are 11-bit signed fixed-point numbers with 4 bit integer * and 7 bit fractional part, ranging from -8 (0x400) to +7.992 (0x3FF). 0 is * represented by 0x000 and a coefficient value of 1 as 0x080. * @ct_offset: Red, Green, Blue offsets for the crosstalk correction matrix
*/ struct rkisp1_cif_isp_ctk_config {
__u16 coeff[3][3];
__u16 ct_offset[3];
};
/** * struct rkisp1_cif_isp_goc_config - Configuration used by Gamma Out correction * * @mode: goc mode (from enum rkisp1_cif_isp_goc_mode) * @gamma_y: gamma out curve y-axis for all color components * * The number of entries of @gamma_y depends on the hardware revision * as is reported by the hw_revision field of the struct media_device_info * that is returned by ioctl MEDIA_IOC_DEVICE_INFO. * * V10 has RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V10 entries, V12 has * RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V12 entries. * RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES is equal to the maximum of the two.
*/ struct rkisp1_cif_isp_goc_config {
__u32 mode;
__u16 gamma_y[RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES];
};
/** * struct rkisp1_cif_isp_hst_config - Configuration for Histogram statistics * * @mode: histogram mode (from enum rkisp1_cif_isp_histogram_mode) * @histogram_predivider: process every stepsize pixel, all other pixels are * skipped * @meas_window: coordinates of the measure window * @hist_weight: weighting factor for sub-windows * * The number of entries of @hist_weight depends on the hardware revision * as is reported by the hw_revision field of the struct media_device_info * that is returned by ioctl MEDIA_IOC_DEVICE_INFO. * * V10 has RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V10 entries, V12 has * RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V12 entries. * RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE is equal to the maximum of the * two.
*/ struct rkisp1_cif_isp_hst_config {
__u32 mode;
__u8 histogram_predivider; struct rkisp1_cif_isp_window meas_window;
__u8 hist_weight[RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE];
};
/** * struct rkisp1_cif_isp_afc_config - Configuration for the Auto Focus statistics * * @num_afm_win: max RKISP1_CIF_ISP_AFM_MAX_WINDOWS * @afm_win: coordinates of the meas window * @thres: threshold used for minimizing the influence of noise * @var_shift: the number of bits for the shift operation at the end of the * calculation chain.
*/ struct rkisp1_cif_isp_afc_config {
__u8 num_afm_win; struct rkisp1_cif_isp_window afm_win[RKISP1_CIF_ISP_AFM_MAX_WINDOWS];
__u32 thres;
__u32 var_shift;
};
/** * enum rkisp1_cif_isp_dpf_gain_usage - dpf gain usage * @RKISP1_CIF_ISP_DPF_GAIN_USAGE_DISABLED: don't use any gains in preprocessing stage * @RKISP1_CIF_ISP_DPF_GAIN_USAGE_NF_GAINS: use only the noise function gains from * registers DPF_NF_GAIN_R, ... * @RKISP1_CIF_ISP_DPF_GAIN_USAGE_LSC_GAINS: use only the gains from LSC module * @RKISP1_CIF_ISP_DPF_GAIN_USAGE_NF_LSC_GAINS: use the noise function gains and the * gains from LSC module * @RKISP1_CIF_ISP_DPF_GAIN_USAGE_AWB_GAINS: use only the gains from AWB module * @RKISP1_CIF_ISP_DPF_GAIN_USAGE_AWB_LSC_GAINS: use the gains from AWB and LSC module * @RKISP1_CIF_ISP_DPF_GAIN_USAGE_MAX: upper border (only for an internal evaluation)
*/ enum rkisp1_cif_isp_dpf_gain_usage {
RKISP1_CIF_ISP_DPF_GAIN_USAGE_DISABLED,
RKISP1_CIF_ISP_DPF_GAIN_USAGE_NF_GAINS,
RKISP1_CIF_ISP_DPF_GAIN_USAGE_LSC_GAINS,
RKISP1_CIF_ISP_DPF_GAIN_USAGE_NF_LSC_GAINS,
RKISP1_CIF_ISP_DPF_GAIN_USAGE_AWB_GAINS,
RKISP1_CIF_ISP_DPF_GAIN_USAGE_AWB_LSC_GAINS,
RKISP1_CIF_ISP_DPF_GAIN_USAGE_MAX
};
/** * enum rkisp1_cif_isp_dpf_rb_filtersize - Red and blue filter sizes * @RKISP1_CIF_ISP_DPF_RB_FILTERSIZE_13x9: red and blue filter kernel size 13x9 * (means 7x5 active pixel) * @RKISP1_CIF_ISP_DPF_RB_FILTERSIZE_9x9: red and blue filter kernel size 9x9 * (means 5x5 active pixel)
*/ enum rkisp1_cif_isp_dpf_rb_filtersize {
RKISP1_CIF_ISP_DPF_RB_FILTERSIZE_13x9,
RKISP1_CIF_ISP_DPF_RB_FILTERSIZE_9x9,
};
/** * enum rkisp1_cif_isp_dpf_nll_scale_mode - dpf noise level scale mode * @RKISP1_CIF_ISP_NLL_SCALE_LINEAR: use a linear scaling * @RKISP1_CIF_ISP_NLL_SCALE_LOGARITHMIC: use a logarithmic scaling
*/ enum rkisp1_cif_isp_dpf_nll_scale_mode {
RKISP1_CIF_ISP_NLL_SCALE_LINEAR,
RKISP1_CIF_ISP_NLL_SCALE_LOGARITHMIC,
};
/** * struct rkisp1_cif_isp_dpf_rb_flt - Red blue filter config * * @fltsize: The filter size for the red and blue pixels * (from enum rkisp1_cif_isp_dpf_rb_filtersize) * @spatial_coeff: Spatial weights * @r_enable: enable filter processing for red pixels * @b_enable: enable filter processing for blue pixels
*/ struct rkisp1_cif_isp_dpf_rb_flt {
__u32 fltsize;
__u8 spatial_coeff[RKISP1_CIF_ISP_DPF_MAX_SPATIAL_COEFFS];
__u8 r_enable;
__u8 b_enable;
};
/** * struct rkisp1_cif_isp_dpf_g_flt - Green filter Configuration * * @spatial_coeff: Spatial weights * @gr_enable: enable filter processing for green pixels in green/red lines * @gb_enable: enable filter processing for green pixels in green/blue lines
*/ struct rkisp1_cif_isp_dpf_g_flt {
__u8 spatial_coeff[RKISP1_CIF_ISP_DPF_MAX_SPATIAL_COEFFS];
__u8 gr_enable;
__u8 gb_enable;
};
/** * struct rkisp1_cif_isp_dpf_gain - Noise function Configuration * * @mode: dpf gain usage (from enum rkisp1_cif_isp_dpf_gain_usage) * @nf_r_gain: Noise function Gain that replaces the AWB gain for red pixels * @nf_b_gain: Noise function Gain that replaces the AWB gain for blue pixels * @nf_gr_gain: Noise function Gain that replaces the AWB gain * for green pixels in a red line * @nf_gb_gain: Noise function Gain that replaces the AWB gain * for green pixels in a blue line
*/ struct rkisp1_cif_isp_dpf_gain {
__u32 mode;
__u16 nf_r_gain;
__u16 nf_b_gain;
__u16 nf_gr_gain;
__u16 nf_gb_gain;
};
/** * struct rkisp1_cif_isp_dpf_config - Configuration used by De-noising pre-filter * * @gain: noise function gain * @g_flt: green filter config * @rb_flt: red blue filter config * @nll: noise level lookup
*/ struct rkisp1_cif_isp_dpf_config { struct rkisp1_cif_isp_dpf_gain gain; struct rkisp1_cif_isp_dpf_g_flt g_flt; struct rkisp1_cif_isp_dpf_rb_flt rb_flt; struct rkisp1_cif_isp_dpf_nll nll;
};
/** * struct rkisp1_cif_isp_dpf_strength_config - strength of the filter * * @r: filter strength of the RED filter * @g: filter strength of the GREEN filter * @b: filter strength of the BLUE filter
*/ struct rkisp1_cif_isp_dpf_strength_config {
__u8 r;
__u8 g;
__u8 b;
};
/** * struct rkisp1_params_cfg - Rockchip ISP1 Input Parameters Meta Data * * @module_en_update: mask the enable bits of which module should be updated * @module_ens: mask the enable value of each module, only update the module * which correspond bit was set in module_en_update * @module_cfg_update: mask the config bits of which module should be updated * @meas: measurement config * @others: other config
*/ struct rkisp1_params_cfg {
__u32 module_en_update;
__u32 module_ens;
__u32 module_cfg_update;
/** * struct rkisp1_cif_isp_compand_bls_config - Rockchip ISP1 Companding parameters (BLS) * @r: Fixed subtraction value for Bayer pattern R * @gr: Fixed subtraction value for Bayer pattern Gr * @gb: Fixed subtraction value for Bayer pattern Gb * @b: Fixed subtraction value for Bayer pattern B * * The values will be subtracted from the sensor values. Note that unlike the * dedicated BLS block, the BLS values in the compander are 20-bit unsigned.
*/ struct rkisp1_cif_isp_compand_bls_config {
__u32 r;
__u32 gr;
__u32 gb;
__u32 b;
};
/** * struct rkisp1_cif_isp_compand_curve_config - Rockchip ISP1 Companding * parameters (expand and compression curves) * @px: Compand curve x-values. Each value stores the distance from the * previous x-value, expressed as log2 of the distance on 5 bits. * @x: Compand curve x-values. The functionality of these parameters are * unknown due to do a lack of hardware documentation, but these are left * here for future compatibility purposes. * @y: Compand curve y-values
*/ struct rkisp1_cif_isp_compand_curve_config {
__u8 px[RKISP1_CIF_ISP_COMPAND_NUM_POINTS];
__u32 x[RKISP1_CIF_ISP_COMPAND_NUM_POINTS];
__u32 y[RKISP1_CIF_ISP_COMPAND_NUM_POINTS];
};
/** * struct rkisp1_cif_isp_wdr_tone_curve - Tone mapping curve definition for WDR. * * @dY: the dYn increments for horizontal (input) axis of the tone curve. * each 3-bit dY value represents an increment of 2**(value+3). * dY[0] bits 0:2 is increment dY1, bit 3 unused * dY[0] bits 4:6 is increment dY2, bit 7 unused * ... * dY[0] bits 28:30 is increment dY8, bit 31 unused * ... and so on till dY[3] bits 28:30 is increment dY32, bit 31 unused. * @ym: the Ym values for the vertical (output) axis of the tone curve. * each value is 13 bit.
*/ struct rkisp1_cif_isp_wdr_tone_curve {
__u32 dY[RKISP1_CIF_ISP_WDR_CURVE_NUM_DY_REGS];
__u16 ym[RKISP1_CIF_ISP_WDR_CURVE_NUM_COEFF];
};
/** * struct rkisp1_cif_isp_wdr_iref_config - Illumination reference config for WDR. * * Use illumination reference value as described below, instead of only the * luminance (Y) value for tone mapping and gain calculations: * IRef = (rgb_factor * RGBMax_tr + (8 - rgb_factor) * Y)/8 * * @rgb_factor: defines how much influence the RGBmax approach has in * comparison to Y (valid values are 0..8). * @use_y9_8: use Y*9/8 for maximum value calculation along with the * default of R, G, B for noise reduction. * @use_rgb7_8: decrease RGBMax by 7/8 for noise reduction. * @disable_transient: disable transient calculation between Y and RGBY_max.
*/ struct rkisp1_cif_isp_wdr_iref_config {
__u8 rgb_factor;
__u8 use_y9_8;
__u8 use_rgb7_8;
__u8 disable_transient;
};
/** * struct rkisp1_cif_isp_wdr_config - Configuration for wide dynamic range. * * @tone_curve: tone mapping curve. * @iref_config: illumination reference configuration. (when use_iref is true) * @rgb_offset: RGB offset value for RGB operation mode. (12 bits) * @luma_offset: luminance offset value for RGB operation mode. (12 bits) * @dmin_thresh: lower threshold for deltaMin value. (12 bits) * @dmin_strength: strength factor for deltaMin. (valid range is 0x00..0x10) * @use_rgb_colorspace: use RGB instead of luminance/chrominance colorspace. * @bypass_chroma_mapping: disable chrominance mapping (only valid if * use_rgb_colorspace = 0) * @use_iref: use illumination reference instead of Y for tone mapping * and gain calculations.
*/ struct rkisp1_cif_isp_wdr_config { struct rkisp1_cif_isp_wdr_tone_curve tone_curve; struct rkisp1_cif_isp_wdr_iref_config iref_config;
__u16 rgb_offset;
__u16 luma_offset;
__u16 dmin_thresh;
__u8 dmin_strength;
__u8 use_rgb_colorspace;
__u8 bypass_chroma_mapping;
__u8 use_iref;
};
/** * struct rkisp1_cif_isp_awb_meas - AWB measured values * * @cnt: White pixel count, number of "white pixels" found during last * measurement * @mean_y_or_g: Mean value of Y within window and frames, * Green if RGB is selected. * @mean_cb_or_b: Mean value of Cb within window and frames, * Blue if RGB is selected. * @mean_cr_or_r: Mean value of Cr within window and frames, * Red if RGB is selected.
*/ struct rkisp1_cif_isp_awb_meas {
__u32 cnt;
__u8 mean_y_or_g;
__u8 mean_cb_or_b;
__u8 mean_cr_or_r;
};
/** * struct rkisp1_cif_isp_awb_stat - statistics automatic white balance data * * @awb_mean: Mean measured data
*/ struct rkisp1_cif_isp_awb_stat { struct rkisp1_cif_isp_awb_meas awb_mean[RKISP1_CIF_ISP_AWB_MAX_GRID];
};
/** * struct rkisp1_cif_isp_bls_meas_val - BLS measured values * * @meas_r: Mean measured value for Bayer pattern R * @meas_gr: Mean measured value for Bayer pattern Gr * @meas_gb: Mean measured value for Bayer pattern Gb * @meas_b: Mean measured value for Bayer pattern B
*/ struct rkisp1_cif_isp_bls_meas_val {
__u16 meas_r;
__u16 meas_gr;
__u16 meas_gb;
__u16 meas_b;
};
/** * struct rkisp1_cif_isp_ae_stat - statistics auto exposure data * * @exp_mean: Mean luminance value of block xx * @bls_val: BLS measured values * * The number of entries of @exp_mean depends on the hardware revision * as is reported by the hw_revision field of the struct media_device_info * that is returned by ioctl MEDIA_IOC_DEVICE_INFO. * * V10 has RKISP1_CIF_ISP_AE_MEAN_MAX_V10 entries, V12 has * RKISP1_CIF_ISP_AE_MEAN_MAX_V12 entries. RKISP1_CIF_ISP_AE_MEAN_MAX is equal * to the maximum of the two. * * Image is divided into 5x5 blocks on V10 and 9x9 blocks on V12.
*/ struct rkisp1_cif_isp_ae_stat {
__u8 exp_mean[RKISP1_CIF_ISP_AE_MEAN_MAX]; struct rkisp1_cif_isp_bls_meas_val bls_val;
};
/** * struct rkisp1_cif_isp_af_meas_val - AF measured values * * @sum: sharpness value * @lum: luminance value
*/ struct rkisp1_cif_isp_af_meas_val {
__u32 sum;
__u32 lum;
};
/** * struct rkisp1_cif_isp_af_stat - statistics auto focus data * * @window: AF measured value of window x * * The module measures the sharpness in 3 windows of selectable size via * register settings(ISP_AFM_*_A/B/C)
*/ struct rkisp1_cif_isp_af_stat { struct rkisp1_cif_isp_af_meas_val window[RKISP1_CIF_ISP_AFM_MAX_WINDOWS];
};
/** * struct rkisp1_cif_isp_hist_stat - statistics histogram data * * @hist_bins: measured bin counters. Each bin is a 20 bits unsigned fixed point * type. Bits 0-4 are the fractional part and bits 5-19 are the * integer part. * * The window of the measurements area is divided to 5x5 sub-windows for * V10 and to 9x9 sub-windows for V12. The histogram is then computed for each * sub-window independently and the final result is a weighted average of the * histogram measurements on all sub-windows. The window of the measurements * area and the weight of each sub-window are configurable using * struct @rkisp1_cif_isp_hst_config. * * The histogram contains 16 bins in V10 and 32 bins in V12. * * The number of entries of @hist_bins depends on the hardware revision * as is reported by the hw_revision field of the struct media_device_info * that is returned by ioctl MEDIA_IOC_DEVICE_INFO. * * V10 has RKISP1_CIF_ISP_HIST_BIN_N_MAX_V10 entries, V12 has * RKISP1_CIF_ISP_HIST_BIN_N_MAX_V12 entries. RKISP1_CIF_ISP_HIST_BIN_N_MAX is * equal to the maximum of the two.
*/ struct rkisp1_cif_isp_hist_stat {
__u32 hist_bins[RKISP1_CIF_ISP_HIST_BIN_N_MAX];
};
/** * struct rkisp1_cif_isp_stat - Rockchip ISP1 Statistics Data * * @awb: statistics data for automatic white balance * @ae: statistics data for auto exposure * @af: statistics data for auto focus * @hist: statistics histogram data
*/ struct rkisp1_cif_isp_stat { struct rkisp1_cif_isp_awb_stat awb; struct rkisp1_cif_isp_ae_stat ae; struct rkisp1_cif_isp_af_stat af; struct rkisp1_cif_isp_hist_stat hist;
};
/** * struct rkisp1_stat_buffer - Rockchip ISP1 Statistics Meta Data * * @meas_type: measurement types (RKISP1_CIF_ISP_STAT_* definitions) * @frame_id: frame ID for sync * @params: statistics data
*/ struct rkisp1_stat_buffer {
__u32 meas_type;
__u32 frame_id; struct rkisp1_cif_isp_stat params;
};
/* A bitmask of parameters blocks supported on the current hardware. */ #define RKISP1_CID_SUPPORTED_PARAMS_BLOCKS (V4L2_CID_USER_RKISP1_BASE + 0x01)
/** * struct rkisp1_ext_params_block_header - RkISP1 extensible parameters block * header * * This structure represents the common part of all the ISP configuration * blocks. Each parameters block shall embed an instance of this structure type * as its first member, followed by the block-specific configuration data. The * driver inspects this common header to discern the block type and its size and * properly handle the block content by casting it to the correct block-specific * type. * * The @type field is one of the values enumerated by * :c:type:`rkisp1_ext_params_block_type` and specifies how the data should be * interpreted by the driver. The @size field specifies the size of the * parameters block and is used by the driver for validation purposes. * * The @flags field is a bitmask of per-block flags RKISP1_EXT_PARAMS_FL_*. * * When userspace wants to configure and enable an ISP block it shall fully * populate the block configuration and set the * RKISP1_EXT_PARAMS_FL_BLOCK_ENABLE bit in the @flags field. * * When userspace simply wants to disable an ISP block the * RKISP1_EXT_PARAMS_FL_BLOCK_DISABLE bit should be set in @flags field. The * driver ignores the rest of the block configuration structure in this case. * * If a new configuration of an ISP block has to be applied userspace shall * fully populate the ISP block configuration and omit setting the * RKISP1_EXT_PARAMS_FL_BLOCK_ENABLE and RKISP1_EXT_PARAMS_FL_BLOCK_DISABLE bits * in the @flags field. * * Setting both the RKISP1_EXT_PARAMS_FL_BLOCK_ENABLE and * RKISP1_EXT_PARAMS_FL_BLOCK_DISABLE bits in the @flags field is not allowed * and not accepted by the driver. * * Userspace is responsible for correctly populating the parameters block header * fields (@type, @flags and @size) and the block-specific parameters. * * For example: * * .. code-block:: c * * void populate_bls(struct rkisp1_ext_params_block_header *block) { * struct rkisp1_ext_params_bls_config *bls = * (struct rkisp1_ext_params_bls_config *)block; * * bls->header.type = RKISP1_EXT_PARAMS_BLOCK_ID_BLS; * bls->header.flags = RKISP1_EXT_PARAMS_FL_BLOCK_ENABLE; * bls->header.size = sizeof(*bls); * * bls->config.enable_auto = 0; * bls->config.fixed_val.r = blackLevelRed_; * bls->config.fixed_val.gr = blackLevelGreenR_; * bls->config.fixed_val.gb = blackLevelGreenB_; * bls->config.fixed_val.b = blackLevelBlue_; * } * * @type: The parameters block type, see * :c:type:`rkisp1_ext_params_block_type` * @flags: A bitmask of block flags * @size: Size (in bytes) of the parameters block, including this header
*/ struct rkisp1_ext_params_block_header {
__u16 type;
__u16 flags;
__u32 size;
};
/** * struct rkisp1_ext_params_bls_config - RkISP1 extensible params BLS config * * RkISP1 extensible parameters Black Level Subtraction configuration block. * Identified by :c:type:`RKISP1_EXT_PARAMS_BLOCK_TYPE_BLS`. * * @header: The RkISP1 extensible parameters header, see * :c:type:`rkisp1_ext_params_block_header` * @config: Black Level Subtraction configuration, see * :c:type:`rkisp1_cif_isp_bls_config`
*/ struct rkisp1_ext_params_bls_config { struct rkisp1_ext_params_block_header header; struct rkisp1_cif_isp_bls_config config;
} __attribute__((aligned(8)));
/* * The rkisp1_ext_params_compand_curve_config structure is counted twice as it * is used for both the COMPAND_EXPAND and COMPAND_COMPRESS block types.
*/ #define RKISP1_EXT_PARAMS_MAX_SIZE \
(sizeof(struct rkisp1_ext_params_bls_config) +\ sizeof(struct rkisp1_ext_params_dpcc_config) +\ sizeof(struct rkisp1_ext_params_sdg_config) +\ sizeof(struct rkisp1_ext_params_lsc_config) +\ sizeof(struct rkisp1_ext_params_awb_gain_config) +\ sizeof(struct rkisp1_ext_params_flt_config) +\ sizeof(struct rkisp1_ext_params_bdm_config) +\ sizeof(struct rkisp1_ext_params_ctk_config) +\ sizeof(struct rkisp1_ext_params_goc_config) +\ sizeof(struct rkisp1_ext_params_dpf_config) +\ sizeof(struct rkisp1_ext_params_dpf_strength_config) +\ sizeof(struct rkisp1_ext_params_cproc_config) +\ sizeof(struct rkisp1_ext_params_ie_config) +\ sizeof(struct rkisp1_ext_params_awb_meas_config) +\ sizeof(struct rkisp1_ext_params_hst_config) +\ sizeof(struct rkisp1_ext_params_aec_config) +\ sizeof(struct rkisp1_ext_params_afc_config) +\ sizeof(struct rkisp1_ext_params_compand_bls_config) +\ sizeof(struct rkisp1_ext_params_compand_curve_config) +\ sizeof(struct rkisp1_ext_params_compand_curve_config) +\ sizeof(struct rkisp1_ext_params_wdr_config))
/** * enum rksip1_ext_param_buffer_version - RkISP1 extensible parameters version * * @RKISP1_EXT_PARAM_BUFFER_V1: First version of RkISP1 extensible parameters
*/ enum rksip1_ext_param_buffer_version {
RKISP1_EXT_PARAM_BUFFER_V1 = 1,
};
/** * struct rkisp1_ext_params_cfg - RkISP1 extensible parameters configuration * * This struct contains the configuration parameters of the RkISP1 ISP * algorithms, serialized by userspace into a data buffer. Each configuration * parameter block is represented by a block-specific structure which contains a * :c:type:`rkisp1_ext_params_block_header` entry as first member. Userspace * populates the @data buffer with configuration parameters for the blocks that * it intends to configure. As a consequence, the data buffer effective size * changes according to the number of ISP blocks that userspace intends to * configure and is set by userspace in the @data_size field. * * The parameters buffer is versioned by the @version field to allow modifying * and extending its definition. Userspace shall populate the @version field to * inform the driver about the version it intends to use. The driver will parse * and handle the @data buffer according to the data layout specific to the * indicated version and return an error if the desired version is not * supported. * * Currently the single RKISP1_EXT_PARAM_BUFFER_V1 version is supported. * When a new format version will be added, a mechanism for userspace to query * the supported format versions will be implemented in the form of a read-only * V4L2 control. If such control is not available, userspace should assume only * RKISP1_EXT_PARAM_BUFFER_V1 is supported by the driver. * * The read-only V4L2 control ``RKISP1_CID_SUPPORTED_PARAMS_BLOCKS`` can be used * to query the blocks supported by the device. It contains a bitmask where each * bit represents the availability of the corresponding entry from the * :c:type:`rkisp1_ext_params_block_type` enum. The current and default values * of the control represents the blocks supported by the device instance, while * the maximum value represents the blocks supported by the kernel driver, * independently of the device instance. * * For each ISP block that userspace wants to configure, a block-specific * structure is appended to the @data buffer, one after the other without gaps * in between nor overlaps. Userspace shall populate the @data_size field with * the effective size, in bytes, of the @data buffer. * * The expected memory layout of the parameters buffer is:: * * +-------------------- struct rkisp1_ext_params_cfg -------------------+ * | version = RKISP1_EXT_PARAM_BUFFER_V1; | * | data_size = sizeof(struct rkisp1_ext_params_bls_config) | * | + sizeof(struct rkisp1_ext_params_dpcc_config); | * | +------------------------- data ---------------------------------+ | * | | +------------- struct rkisp1_ext_params_bls_config -----------+ | | * | | | +-------- struct rkisp1_ext_params_block_header ---------+ | | | * | | | | type = RKISP1_EXT_PARAMS_BLOCK_TYPE_BLS; | | | | * | | | | flags = RKISP1_EXT_PARAMS_FL_BLOCK_ENABLE; | | | | * | | | | size = sizeof(struct rkisp1_ext_params_bls_config); | | | | * | | | +---------------------------------------------------------+ | | | * | | | +---------- struct rkisp1_cif_isp_bls_config -------------+ | | | * | | | | enable_auto = 0; | | | | * | | | | fixed_val.r = 256; | | | | * | | | | fixed_val.gr = 256; | | | | * | | | | fixed_val.gb = 256; | | | | * | | | | fixed_val.b = 256; | | | | * | | | +---------------------------------------------------------+ | | | * | | +------------ struct rkisp1_ext_params_dpcc_config -----------+ | | * | | | +-------- struct rkisp1_ext_params_block_header ---------+ | | | * | | | | type = RKISP1_EXT_PARAMS_BLOCK_TYPE_DPCC; | | | | * | | | | flags = RKISP1_EXT_PARAMS_FL_BLOCK_ENABLE; | | | | * | | | | size = sizeof(struct rkisp1_ext_params_dpcc_config); | | | | * | | | +---------------------------------------------------------+ | | | * | | | +---------- struct rkisp1_cif_isp_dpcc_config ------------+ | | | * | | | | mode = RKISP1_CIF_ISP_DPCC_MODE_STAGE1_ENABLE; | | | | * | | | | output_mode = | | | | * | | | | RKISP1_CIF_ISP_DPCC_OUTPUT_MODE_STAGE1_INCL_G_CENTER; | | | | * | | | | set_use = ... ; | | | | * | | | | ... = ... ; | | | | * | | | +---------------------------------------------------------+ | | | * | | +-------------------------------------------------------------+ | | * | +-----------------------------------------------------------------+ | * +---------------------------------------------------------------------+ * * @version: The RkISP1 extensible parameters buffer version, see * :c:type:`rksip1_ext_param_buffer_version` * @data_size: The RkISP1 configuration data effective size, excluding this * header * @data: The RkISP1 extensible configuration data blocks
*/ struct rkisp1_ext_params_cfg {
__u32 version;
__u32 data_size;
__u8 data[RKISP1_EXT_PARAMS_MAX_SIZE];
};
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