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Subject[PATCH v13 04/11] media: staging: rkisp1: add user space ABI definitions
Date
From: Jeffy Chen <jeffy.chen@rock-chips.com>

Add the header for userspace

Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
Signed-off-by: Jacob Chen <jacob2.chen@rock-chips.com>
Signed-off-by: Helen Koike <helen.koike@collabora.com>

---

Changes in v13: None
Changes in v12:
- Change Jacob's email to original jacob2.chen@rock-chips.com

Changes in v11:
- fix checkpatch errors

Changes in v10:
- unsquash
- define metadata pixelformats in uapi/rkisp1-config.h

Changes in v9:
- squash
- move to staging

Changes in v8: None
Changes in v7:
- Fix checkpatch errors (lines over 80 and SPDX)
- Add TODO to improve docs

.../staging/media/rkisp1/uapi/rkisp1-config.h | 819 ++++++++++++++++++
1 file changed, 819 insertions(+)
create mode 100644 drivers/staging/media/rkisp1/uapi/rkisp1-config.h

diff --git a/drivers/staging/media/rkisp1/uapi/rkisp1-config.h b/drivers/staging/media/rkisp1/uapi/rkisp1-config.h
new file mode 100644
index 000000000000..ca0d031b14ac
--- /dev/null
+++ b/drivers/staging/media/rkisp1/uapi/rkisp1-config.h
@@ -0,0 +1,819 @@
+/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */
+/*
+ * Rockchip ISP1 userspace API
+ * Copyright (C) 2017 Rockchip Electronics Co., Ltd.
+ */
+
+/*
+ * TODO: Improve documentation, mostly regarding abbreviation and hardware
+ * specificities. Reference: "REF_01 - ISP_user_manual, Rev 2.57" (not public)
+ */
+
+#ifndef _UAPI_RKISP1_CONFIG_H
+#define _UAPI_RKISP1_CONFIG_H
+
+#include <linux/types.h>
+
+/* Vendor specific - used for RK_ISP1 camera sub-system */
+#define V4L2_META_FMT_RK_ISP1_PARAMS v4l2_fourcc('R', 'K', '1', 'P') /* Rockchip ISP1 params */
+#define V4L2_META_FMT_RK_ISP1_STAT_3A v4l2_fourcc('R', 'K', '1', 'S') /* Rockchip ISP1 3A statistics */
+
+#define RKISP1_CIF_ISP_MODULE_DPCC BIT(0)
+#define RKISP1_CIF_ISP_MODULE_BLS BIT(1)
+#define RKISP1_CIF_ISP_MODULE_SDG BIT(2)
+#define RKISP1_CIF_ISP_MODULE_HST BIT(3)
+#define RKISP1_CIF_ISP_MODULE_LSC BIT(4)
+#define RKISP1_CIF_ISP_MODULE_AWB_GAIN BIT(5)
+#define RKISP1_CIF_ISP_MODULE_FLT BIT(6)
+#define RKISP1_CIF_ISP_MODULE_BDM BIT(7)
+#define RKISP1_CIF_ISP_MODULE_CTK BIT(8)
+#define RKISP1_CIF_ISP_MODULE_GOC BIT(9)
+#define RKISP1_CIF_ISP_MODULE_CPROC BIT(10)
+#define RKISP1_CIF_ISP_MODULE_AFC BIT(11)
+#define RKISP1_CIF_ISP_MODULE_AWB BIT(12)
+#define RKISP1_CIF_ISP_MODULE_IE BIT(13)
+#define RKISP1_CIF_ISP_MODULE_AEC BIT(14)
+#define RKISP1_CIF_ISP_MODULE_WDR BIT(15)
+#define RKISP1_CIF_ISP_MODULE_DPF BIT(16)
+#define RKISP1_CIF_ISP_MODULE_DPF_STRENGTH BIT(17)
+
+#define RKISP1_CIF_ISP_CTK_COEFF_MAX 0x100
+#define RKISP1_CIF_ISP_CTK_OFFSET_MAX 0x800
+
+#define RKISP1_CIF_ISP_AE_MEAN_MAX 25
+#define RKISP1_CIF_ISP_HIST_BIN_N_MAX 16
+#define RKISP1_CIF_ISP_AFM_MAX_WINDOWS 3
+#define RKISP1_CIF_ISP_DEGAMMA_CURVE_SIZE 17
+
+#define RKISP1_CIF_ISP_BDM_MAX_TH 0xff
+
+/*
+ * 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
+
+/*
+ * Automatic white balance measurments
+ */
+#define RKISP1_CIF_ISP_AWB_MAX_GRID 1
+#define RKISP1_CIF_ISP_AWB_MAX_FRAMES 7
+
+/*
+ * Gamma out
+ */
+/* Maximum number of color samples supported */
+#define RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES 17
+
+/*
+ * Lens shade correction
+ */
+#define RKISP1_CIF_ISP_LSC_GRAD_TBL_SIZE 8
+#define RKISP1_CIF_ISP_LSC_SIZE_TBL_SIZE 8
+/*
+ * The following matches the tuning process,
+ * not the max capabilities of the chip.
+ * Last value unused.
+ */
+#define RKISP1_CIF_ISP_LSC_DATA_TBL_SIZE 290
+
+/*
+ * Histogram calculation
+ */
+/* Last 3 values unused. */
+#define RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE 28
+
+/*
+ * Defect Pixel Cluster Correction
+ */
+#define RKISP1_CIF_ISP_DPCC_METHODS_MAX 3
+
+/*
+ * Denoising pre filter
+ */
+#define RKISP1_CIF_ISP_DPF_MAX_NLF_COEFFS 17
+#define RKISP1_CIF_ISP_DPF_MAX_SPATIAL_COEFFS 6
+
+/*
+ * Measurement types
+ */
+#define RKISP1_CIF_ISP_STAT_AWB BIT(0)
+#define RKISP1_CIF_ISP_STAT_AUTOEXP BIT(1)
+#define RKISP1_CIF_ISP_STAT_AFM_FIN BIT(2)
+#define RKISP1_CIF_ISP_STAT_HIST BIT(3)
+
+enum rkisp1_cif_isp_histogram_mode {
+ RKISP1_CIF_ISP_HISTOGRAM_MODE_DISABLE,
+ RKISP1_CIF_ISP_HISTOGRAM_MODE_RGB_COMBINED,
+ RKISP1_CIF_ISP_HISTOGRAM_MODE_R_HISTOGRAM,
+ RKISP1_CIF_ISP_HISTOGRAM_MODE_G_HISTOGRAM,
+ RKISP1_CIF_ISP_HISTOGRAM_MODE_B_HISTOGRAM,
+ RKISP1_CIF_ISP_HISTOGRAM_MODE_Y_HISTOGRAM
+};
+
+enum rkisp1_cif_isp_awb_mode_type {
+ RKISP1_CIF_ISP_AWB_MODE_MANUAL,
+ RKISP1_CIF_ISP_AWB_MODE_RGB,
+ RKISP1_CIF_ISP_AWB_MODE_YCBCR
+};
+
+enum rkisp1_cif_isp_flt_mode {
+ RKISP1_CIF_ISP_FLT_STATIC_MODE,
+ RKISP1_CIF_ISP_FLT_DYNAMIC_MODE
+};
+
+/**
+ * enum rkisp1_cif_isp_exp_ctrl_autostop - stop modes
+ * @RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP_0: continuous measurement
+ * @RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP_1: stop measuring after a complete frame
+ */
+enum rkisp1_cif_isp_exp_ctrl_autostop {
+ RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP_0 = 0,
+ RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP_1 = 1,
+};
+
+/**
+ * enum rkisp1_cif_isp_exp_meas_mode - Exposure measure mode
+ * @RKISP1_CIF_ISP_EXP_MEASURING_MODE_0: Y = 16 + 0.25R + 0.5G + 0.1094B
+ * @RKISP1_CIF_ISP_EXP_MEASURING_MODE_1: Y = (R + G + B) x (85/256)
+ */
+enum rkisp1_cif_isp_exp_meas_mode {
+ RKISP1_CIF_ISP_EXP_MEASURING_MODE_0,
+ RKISP1_CIF_ISP_EXP_MEASURING_MODE_1,
+};
+
+/*---------- PART1: Input Parameters ------------*/
+
+struct rkisp1_cif_isp_window {
+ __u16 h_offs;
+ __u16 v_offs;
+ __u16 h_size;
+ __u16 v_size;
+} __packed;
+
+/**
+ * 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;
+} __packed;
+
+/**
+ * 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;
+} __packed;
+
+/**
+ * struct rkisp1_cif_isp_dpcc_methods_config - Methods Configuration used by DPCC
+ *
+ * Methods Configuration used by Defect Pixel Cluster Correction
+ *
+ * @method: Method enable bits
+ * @line_thresh: Line threshold
+ * @line_mad_fac: Line MAD factor
+ * @pg_fac: Peak gradient factor
+ * @rnd_thresh: Rank Neighbor Difference threshold
+ * @rg_fac: Rank gradient factor
+ */
+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;
+} __packed;
+
+/**
+ * struct rkisp1_cif_isp_dpcc_config - Configuration used by DPCC
+ *
+ * Configuration used by Defect Pixel Cluster Correction
+ *
+ * @mode: dpcc output mode
+ * @output_mode: whether use hard coded methods
+ * @set_use: stage1 methods set
+ * @methods: methods config
+ * @ro_limits: rank order limits
+ * @rnd_offs: differential rank offsets for rank neighbor difference
+ */
+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;
+} __packed;
+
+struct rkisp1_cif_isp_gamma_corr_curve {
+ __u16 gamma_y[RKISP1_CIF_ISP_DEGAMMA_CURVE_SIZE];
+} __packed;
+
+struct rkisp1_cif_isp_gamma_curve_x_axis_pnts {
+ __u32 gamma_dx0;
+ __u32 gamma_dx1;
+} __packed;
+
+/**
+ * struct rkisp1_cif_isp_sdg_config - Configuration used by sensor degamma
+ *
+ * @curve_x: gamma curve point definition axis for x
+ * @xa_pnts: x 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;
+} __packed;
+
+/**
+ * struct rkisp1_cif_isp_lsc_config - Configuration used by Lens shading correction
+ *
+ * refer to REF_01 for details
+ */
+struct rkisp1_cif_isp_lsc_config {
+ __u32 r_data_tbl[RKISP1_CIF_ISP_LSC_DATA_TBL_SIZE];
+ __u32 gr_data_tbl[RKISP1_CIF_ISP_LSC_DATA_TBL_SIZE];
+ __u32 gb_data_tbl[RKISP1_CIF_ISP_LSC_DATA_TBL_SIZE];
+ __u32 b_data_tbl[RKISP1_CIF_ISP_LSC_DATA_TBL_SIZE];
+
+ __u32 x_grad_tbl[RKISP1_CIF_ISP_LSC_GRAD_TBL_SIZE];
+ __u32 y_grad_tbl[RKISP1_CIF_ISP_LSC_GRAD_TBL_SIZE];
+
+ __u32 x_size_tbl[RKISP1_CIF_ISP_LSC_SIZE_TBL_SIZE];
+ __u32 y_size_tbl[RKISP1_CIF_ISP_LSC_SIZE_TBL_SIZE];
+ __u16 config_width;
+ __u16 config_height;
+} __packed;
+
+/**
+ * struct rkisp1_cif_isp_ie_config - Configuration used by image effects
+ *
+ * @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;
+} __packed;
+
+/**
+ * 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;
+} __packed;
+
+/**
+ * struct rkisp1_cif_isp_awb_meas_config - Configuration used by auto white balance
+ *
+ * @awb_wnd: white balance measurement window (in pixels)
+ * (from enum rkisp1_cif_isp_awb_mode_type)
+ * @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
+ */
+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;
+} __packed;
+
+/**
+ * struct rkisp1_cif_isp_awb_gain_config - Configuration used by auto white balance gain
+ *
+ * out_data_x = ( AWB_GEAIN_X * in_data + 128) >> 8
+ */
+struct rkisp1_cif_isp_awb_gain_config {
+ __u16 gain_red;
+ __u16 gain_green_r;
+ __u16 gain_blue;
+ __u16 gain_green_b;
+} __packed;
+
+/**
+ * struct rkisp1_cif_isp_flt_config - Configuration used by ISP filtering
+ *
+ * @mode: ISP_FILT_MODE register fields (from enum rkisp1_cif_isp_flt_mode)
+ * @grn_stage1: ISP_FILT_MODE register fields
+ * @chr_h_mode: ISP_FILT_MODE register fields
+ * @chr_v_mode: ISP_FILT_MODE register fields
+ *
+ * refer to REF_01 for details.
+ */
+
+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;
+} __packed;
+
+/**
+ * struct rkisp1_cif_isp_bdm_config - Configuration used by Bayer DeMosaic
+ *
+ * @demosaic_th: threshod for bayer demosaicing texture detection
+ */
+struct rkisp1_cif_isp_bdm_config {
+ __u8 demosaic_th;
+} __packed;
+
+/**
+ * struct rkisp1_cif_isp_ctk_config - Configuration used by Cross Talk correction
+ *
+ * @coeff: color correction matrix
+ * @ct_offset_b: offset for the crosstalk correction matrix
+ */
+struct rkisp1_cif_isp_ctk_config {
+ __u16 coeff0;
+ __u16 coeff1;
+ __u16 coeff2;
+ __u16 coeff3;
+ __u16 coeff4;
+ __u16 coeff5;
+ __u16 coeff6;
+ __u16 coeff7;
+ __u16 coeff8;
+ __u16 ct_offset_r;
+ __u16 ct_offset_g;
+ __u16 ct_offset_b;
+} __packed;
+
+enum rkisp1_cif_isp_goc_mode {
+ RKISP1_CIF_ISP_GOC_MODE_LOGARITHMIC,
+ RKISP1_CIF_ISP_GOC_MODE_EQUIDISTANT
+};
+
+/**
+ * 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
+ */
+struct rkisp1_cif_isp_goc_config {
+ __u32 mode;
+ __u16 gamma_y[RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES];
+} __packed;
+
+/**
+ * struct rkisp1_cif_isp_hst_config - Configuration used by Histogram
+ *
+ * @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
+ */
+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];
+} __packed;
+
+/**
+ * struct rkisp1_cif_isp_aec_config - Configuration used by Auto Exposure Control
+ *
+ * @mode: Exposure measure mode (from enum rkisp1_cif_isp_exp_meas_mode)
+ * @autostop: stop mode (from enum rkisp1_cif_isp_exp_ctrl_autostop)
+ * @meas_window: coordinates of the measure window
+ */
+struct rkisp1_cif_isp_aec_config {
+ __u32 mode;
+ __u32 autostop;
+ struct rkisp1_cif_isp_window meas_window;
+} __packed;
+
+/**
+ * struct rkisp1_cif_isp_afc_config - Configuration used by Auto Focus Control
+ *
+ * @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;
+} __packed;
+
+/**
+ * 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_nll - Noise level lookup
+ *
+ * @coeff: Noise level Lookup coefficient
+ * @scale_mode: dpf noise level scale mode (from enum rkisp1_cif_isp_dpf_nll_scale_mode)
+ */
+struct rkisp1_cif_isp_dpf_nll {
+ __u16 coeff[RKISP1_CIF_ISP_DPF_MAX_NLF_COEFFS];
+ __u32 scale_mode;
+} __packed;
+
+/**
+ * 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;
+} __packed;
+
+/**
+ * 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;
+} __packed;
+
+/**
+ * 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;
+} __packed;
+
+/**
+ * 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;
+} __packed;
+
+/**
+ * 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;
+} __packed;
+
+/**
+ * struct rkisp1_cif_isp_isp_other_cfg - Parameters for some blocks in rockchip isp1
+ *
+ * @dpcc_config: Defect Pixel Cluster Correction config
+ * @bls_config: Black Level Subtraction config
+ * @sdg_config: sensor degamma config
+ * @lsc_config: Lens Shade config
+ * @awb_gain_config: Auto White balance gain config
+ * @flt_config: filter config
+ * @bdm_config: demosaic config
+ * @ctk_config: cross talk config
+ * @goc_config: gamma out config
+ * @bls_config: black level subtraction config
+ * @dpf_config: De-noising pre-filter config
+ * @dpf_strength_config: dpf strength config
+ * @cproc_config: color process config
+ * @ie_config: image effects config
+ */
+struct rkisp1_cif_isp_isp_other_cfg {
+ struct rkisp1_cif_isp_dpcc_config dpcc_config;
+ struct rkisp1_cif_isp_bls_config bls_config;
+ struct rkisp1_cif_isp_sdg_config sdg_config;
+ struct rkisp1_cif_isp_lsc_config lsc_config;
+ struct rkisp1_cif_isp_awb_gain_config awb_gain_config;
+ struct rkisp1_cif_isp_flt_config flt_config;
+ struct rkisp1_cif_isp_bdm_config bdm_config;
+ struct rkisp1_cif_isp_ctk_config ctk_config;
+ struct rkisp1_cif_isp_goc_config goc_config;
+ struct rkisp1_cif_isp_dpf_config dpf_config;
+ struct rkisp1_cif_isp_dpf_strength_config dpf_strength_config;
+ struct rkisp1_cif_isp_cproc_config cproc_config;
+ struct rkisp1_cif_isp_ie_config ie_config;
+} __packed;
+
+/**
+ * struct rkisp1_cif_isp_isp_meas_cfg - Rockchip ISP1 Measure Parameters
+ *
+ * @awb_meas_config: auto white balance config
+ * @hst_config: histogram config
+ * @aec_config: auto exposure config
+ * @afc_config: auto focus config
+ */
+struct rkisp1_cif_isp_isp_meas_cfg {
+ struct rkisp1_cif_isp_awb_meas_config awb_meas_config;
+ struct rkisp1_cif_isp_hst_config hst_config;
+ struct rkisp1_cif_isp_aec_config aec_config;
+ struct rkisp1_cif_isp_afc_config afc_config;
+} __packed;
+
+/**
+ * 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_isp_meas_cfg meas;
+ struct rkisp1_cif_isp_isp_other_cfg others;
+} __packed;
+
+/*---------- PART2: Measurement Statistics ------------*/
+
+/**
+ * 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;
+} __packed;
+
+/**
+ * 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];
+} __packed;
+
+/**
+ * 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;
+} __packed;
+
+/**
+ * struct rkisp1_cif_isp_ae_stat - statistics auto exposure data
+ *
+ * @exp_mean: Mean luminance value of block xx
+ * @bls_val: BLS measured values
+ *
+ * Image is divided into 5x5 blocks.
+ */
+struct rkisp1_cif_isp_ae_stat {
+ __u8 exp_mean[RKISP1_CIF_ISP_AE_MEAN_MAX];
+ struct rkisp1_cif_isp_bls_meas_val bls_val;
+} __packed;
+
+/**
+ * struct rkisp1_cif_isp_af_meas_val - AF measured values
+ *
+ * @sum: sharpness, refer to REF_01 for definition
+ * @lum: luminance, refer to REF_01 for definition
+ */
+struct rkisp1_cif_isp_af_meas_val {
+ __u32 sum;
+ __u32 lum;
+} __packed;
+
+/**
+ * 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];
+} __packed;
+
+/**
+ * struct rkisp1_cif_isp_hist_stat - statistics histogram data
+ *
+ * @hist_bins: measured bin counters
+ *
+ * Measurement window divided into 25 sub-windows, set
+ * with ISP_HIST_XXX
+ */
+struct rkisp1_cif_isp_hist_stat {
+ __u16 hist_bins[RKISP1_CIF_ISP_HIST_BIN_N_MAX];
+} __packed;
+
+/**
+ * struct rkisp1_stat_buffer - Rockchip ISP1 Statistics Data
+ *
+ * @rkisp1_cif_isp_awb_stat: statistics data for automatic white balance
+ * @rkisp1_cif_isp_ae_stat: statistics data for auto exposure
+ * @rkisp1_cif_isp_af_stat: statistics data for auto focus
+ * @rkisp1_cif_isp_hist_stat: 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;
+} __packed;
+
+/**
+ * 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;
+} __packed;
+
+#endif /* _UAPI_RKISP1_CONFIG_H */
--
2.24.0
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