1/* SPDX-License-Identifier: ((GPL-2.0+ WITH Linux-syscall-note) OR MIT) */
2/*
3 * Rockchip ISP1 userspace API
4 * Copyright (C) 2017 Rockchip Electronics Co., Ltd.
5 */
6
7#ifndef _UAPI_RKISP1_CONFIG_H
8#define _UAPI_RKISP1_CONFIG_H
9
10#include <linux/types.h>
11
12/* Defect Pixel Cluster Detection */
13#define RKISP1_CIF_ISP_MODULE_DPCC (1U << 0)
14/* Black Level Subtraction */
15#define RKISP1_CIF_ISP_MODULE_BLS (1U << 1)
16/* Sensor De-gamma */
17#define RKISP1_CIF_ISP_MODULE_SDG (1U << 2)
18/* Histogram statistics configuration */
19#define RKISP1_CIF_ISP_MODULE_HST (1U << 3)
20/* Lens Shade Control */
21#define RKISP1_CIF_ISP_MODULE_LSC (1U << 4)
22/* Auto White Balance Gain */
23#define RKISP1_CIF_ISP_MODULE_AWB_GAIN (1U << 5)
24/* Filter */
25#define RKISP1_CIF_ISP_MODULE_FLT (1U << 6)
26/* Bayer Demosaic */
27#define RKISP1_CIF_ISP_MODULE_BDM (1U << 7)
28/* Cross Talk */
29#define RKISP1_CIF_ISP_MODULE_CTK (1U << 8)
30/* Gamma Out Curve */
31#define RKISP1_CIF_ISP_MODULE_GOC (1U << 9)
32/* Color Processing */
33#define RKISP1_CIF_ISP_MODULE_CPROC (1U << 10)
34/* Auto Focus Control statistics configuration */
35#define RKISP1_CIF_ISP_MODULE_AFC (1U << 11)
36/* Auto White Balancing statistics configuration */
37#define RKISP1_CIF_ISP_MODULE_AWB (1U << 12)
38/* Image Effect */
39#define RKISP1_CIF_ISP_MODULE_IE (1U << 13)
40/* Auto Exposure Control statistics configuration */
41#define RKISP1_CIF_ISP_MODULE_AEC (1U << 14)
42/* Wide Dynamic Range */
43#define RKISP1_CIF_ISP_MODULE_WDR (1U << 15)
44/* Denoise Pre-Filter */
45#define RKISP1_CIF_ISP_MODULE_DPF (1U << 16)
46/* Denoise Pre-Filter Strength */
47#define RKISP1_CIF_ISP_MODULE_DPF_STRENGTH (1U << 17)
48
49#define RKISP1_CIF_ISP_CTK_COEFF_MAX 0x100
50#define RKISP1_CIF_ISP_CTK_OFFSET_MAX 0x800
51
52#define RKISP1_CIF_ISP_AE_MEAN_MAX_V10 25
53#define RKISP1_CIF_ISP_AE_MEAN_MAX_V12 81
54#define RKISP1_CIF_ISP_AE_MEAN_MAX RKISP1_CIF_ISP_AE_MEAN_MAX_V12
55
56#define RKISP1_CIF_ISP_HIST_BIN_N_MAX_V10 16
57#define RKISP1_CIF_ISP_HIST_BIN_N_MAX_V12 32
58#define RKISP1_CIF_ISP_HIST_BIN_N_MAX RKISP1_CIF_ISP_HIST_BIN_N_MAX_V12
59
60#define RKISP1_CIF_ISP_AFM_MAX_WINDOWS 3
61#define RKISP1_CIF_ISP_DEGAMMA_CURVE_SIZE 17
62
63#define RKISP1_CIF_ISP_BDM_MAX_TH 0xff
64
65/*
66 * Black level compensation
67 */
68/* maximum value for horizontal start address */
69#define RKISP1_CIF_ISP_BLS_START_H_MAX 0x00000fff
70/* maximum value for horizontal stop address */
71#define RKISP1_CIF_ISP_BLS_STOP_H_MAX 0x00000fff
72/* maximum value for vertical start address */
73#define RKISP1_CIF_ISP_BLS_START_V_MAX 0x00000fff
74/* maximum value for vertical stop address */
75#define RKISP1_CIF_ISP_BLS_STOP_V_MAX 0x00000fff
76/* maximum is 2^18 = 262144*/
77#define RKISP1_CIF_ISP_BLS_SAMPLES_MAX 0x00000012
78/* maximum value for fixed black level */
79#define RKISP1_CIF_ISP_BLS_FIX_SUB_MAX 0x00000fff
80/* minimum value for fixed black level */
81#define RKISP1_CIF_ISP_BLS_FIX_SUB_MIN 0xfffff000
82/* 13 bit range (signed)*/
83#define RKISP1_CIF_ISP_BLS_FIX_MASK 0x00001fff
84
85/*
86 * Automatic white balance measurements
87 */
88#define RKISP1_CIF_ISP_AWB_MAX_GRID 1
89#define RKISP1_CIF_ISP_AWB_MAX_FRAMES 7
90
91/*
92 * Gamma out
93 */
94/* Maximum number of color samples supported */
95#define RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V10 17
96#define RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V12 34
97#define RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V12
98
99/*
100 * Lens shade correction
101 */
102#define RKISP1_CIF_ISP_LSC_SECTORS_TBL_SIZE 8
103
104/*
105 * The following matches the tuning process,
106 * not the max capabilities of the chip.
107 */
108#define RKISP1_CIF_ISP_LSC_SAMPLES_MAX 17
109
110/*
111 * Histogram calculation
112 */
113#define RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V10 25
114#define RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V12 81
115#define RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V12
116
117/*
118 * Defect Pixel Cluster Correction
119 */
120#define RKISP1_CIF_ISP_DPCC_METHODS_MAX 3
121
122#define RKISP1_CIF_ISP_DPCC_MODE_STAGE1_ENABLE (1U << 2)
123
124#define RKISP1_CIF_ISP_DPCC_OUTPUT_MODE_STAGE1_INCL_G_CENTER (1U << 0)
125#define RKISP1_CIF_ISP_DPCC_OUTPUT_MODE_STAGE1_INCL_RB_CENTER (1U << 1)
126#define RKISP1_CIF_ISP_DPCC_OUTPUT_MODE_STAGE1_G_3X3 (1U << 2)
127#define RKISP1_CIF_ISP_DPCC_OUTPUT_MODE_STAGE1_RB_3X3 (1U << 3)
128
129/* 0-2 for sets 1-3 */
130#define RKISP1_CIF_ISP_DPCC_SET_USE_STAGE1_USE_SET(n) ((n) << 0)
131#define RKISP1_CIF_ISP_DPCC_SET_USE_STAGE1_USE_FIX_SET (1U << 3)
132
133#define RKISP1_CIF_ISP_DPCC_METHODS_SET_PG_GREEN_ENABLE (1U << 0)
134#define RKISP1_CIF_ISP_DPCC_METHODS_SET_LC_GREEN_ENABLE (1U << 1)
135#define RKISP1_CIF_ISP_DPCC_METHODS_SET_RO_GREEN_ENABLE (1U << 2)
136#define RKISP1_CIF_ISP_DPCC_METHODS_SET_RND_GREEN_ENABLE (1U << 3)
137#define RKISP1_CIF_ISP_DPCC_METHODS_SET_RG_GREEN_ENABLE (1U << 4)
138#define RKISP1_CIF_ISP_DPCC_METHODS_SET_PG_RED_BLUE_ENABLE (1U << 8)
139#define RKISP1_CIF_ISP_DPCC_METHODS_SET_LC_RED_BLUE_ENABLE (1U << 9)
140#define RKISP1_CIF_ISP_DPCC_METHODS_SET_RO_RED_BLUE_ENABLE (1U << 10)
141#define RKISP1_CIF_ISP_DPCC_METHODS_SET_RND_RED_BLUE_ENABLE (1U << 11)
142#define RKISP1_CIF_ISP_DPCC_METHODS_SET_RG_RED_BLUE_ENABLE (1U << 12)
143
144#define RKISP1_CIF_ISP_DPCC_LINE_THRESH_G(v) ((v) << 0)
145#define RKISP1_CIF_ISP_DPCC_LINE_THRESH_RB(v) ((v) << 8)
146#define RKISP1_CIF_ISP_DPCC_LINE_MAD_FAC_G(v) ((v) << 0)
147#define RKISP1_CIF_ISP_DPCC_LINE_MAD_FAC_RB(v) ((v) << 8)
148#define RKISP1_CIF_ISP_DPCC_PG_FAC_G(v) ((v) << 0)
149#define RKISP1_CIF_ISP_DPCC_PG_FAC_RB(v) ((v) << 8)
150#define RKISP1_CIF_ISP_DPCC_RND_THRESH_G(v) ((v) << 0)
151#define RKISP1_CIF_ISP_DPCC_RND_THRESH_RB(v) ((v) << 8)
152#define RKISP1_CIF_ISP_DPCC_RG_FAC_G(v) ((v) << 0)
153#define RKISP1_CIF_ISP_DPCC_RG_FAC_RB(v) ((v) << 8)
154
155#define RKISP1_CIF_ISP_DPCC_RO_LIMITS_n_G(n, v) ((v) << ((n) * 4))
156#define RKISP1_CIF_ISP_DPCC_RO_LIMITS_n_RB(n, v) ((v) << ((n) * 4 + 2))
157
158#define RKISP1_CIF_ISP_DPCC_RND_OFFS_n_G(n, v) ((v) << ((n) * 4))
159#define RKISP1_CIF_ISP_DPCC_RND_OFFS_n_RB(n, v) ((v) << ((n) * 4 + 2))
160
161/*
162 * Denoising pre filter
163 */
164#define RKISP1_CIF_ISP_DPF_MAX_NLF_COEFFS 17
165#define RKISP1_CIF_ISP_DPF_MAX_SPATIAL_COEFFS 6
166
167/*
168 * Measurement types
169 */
170#define RKISP1_CIF_ISP_STAT_AWB (1U << 0)
171#define RKISP1_CIF_ISP_STAT_AUTOEXP (1U << 1)
172#define RKISP1_CIF_ISP_STAT_AFM (1U << 2)
173#define RKISP1_CIF_ISP_STAT_HIST (1U << 3)
174
175/**
176 * enum rkisp1_cif_isp_version - ISP variants
177 *
178 * @RKISP1_V10: used at least in rk3288 and rk3399
179 * @RKISP1_V11: declared in the original vendor code, but not used
180 * @RKISP1_V12: used at least in rk3326 and px30
181 * @RKISP1_V13: used at least in rk1808
182 */
183enum rkisp1_cif_isp_version {
184 RKISP1_V10 = 10,
185 RKISP1_V11,
186 RKISP1_V12,
187 RKISP1_V13,
188};
189
190enum rkisp1_cif_isp_histogram_mode {
191 RKISP1_CIF_ISP_HISTOGRAM_MODE_DISABLE,
192 RKISP1_CIF_ISP_HISTOGRAM_MODE_RGB_COMBINED,
193 RKISP1_CIF_ISP_HISTOGRAM_MODE_R_HISTOGRAM,
194 RKISP1_CIF_ISP_HISTOGRAM_MODE_G_HISTOGRAM,
195 RKISP1_CIF_ISP_HISTOGRAM_MODE_B_HISTOGRAM,
196 RKISP1_CIF_ISP_HISTOGRAM_MODE_Y_HISTOGRAM
197};
198
199enum rkisp1_cif_isp_awb_mode_type {
200 RKISP1_CIF_ISP_AWB_MODE_MANUAL,
201 RKISP1_CIF_ISP_AWB_MODE_RGB,
202 RKISP1_CIF_ISP_AWB_MODE_YCBCR
203};
204
205enum rkisp1_cif_isp_flt_mode {
206 RKISP1_CIF_ISP_FLT_STATIC_MODE,
207 RKISP1_CIF_ISP_FLT_DYNAMIC_MODE
208};
209
210/**
211 * enum rkisp1_cif_isp_exp_ctrl_autostop - stop modes
212 * @RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP_0: continuous measurement
213 * @RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP_1: stop measuring after a complete frame
214 */
215enum rkisp1_cif_isp_exp_ctrl_autostop {
216 RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP_0 = 0,
217 RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP_1 = 1,
218};
219
220/**
221 * enum rkisp1_cif_isp_exp_meas_mode - Exposure measure mode
222 * @RKISP1_CIF_ISP_EXP_MEASURING_MODE_0: Y = 16 + 0.25R + 0.5G + 0.1094B
223 * @RKISP1_CIF_ISP_EXP_MEASURING_MODE_1: Y = (R + G + B) x (85/256)
224 */
225enum rkisp1_cif_isp_exp_meas_mode {
226 RKISP1_CIF_ISP_EXP_MEASURING_MODE_0,
227 RKISP1_CIF_ISP_EXP_MEASURING_MODE_1,
228};
229
230/*---------- PART1: Input Parameters ------------*/
231
232/**
233 * struct rkisp1_cif_isp_window - measurement window.
234 *
235 * Measurements are calculated per window inside the frame.
236 * This struct represents a window for a measurement.
237 *
238 * @h_offs: the horizontal offset of the window from the left of the frame in pixels.
239 * @v_offs: the vertical offset of the window from the top of the frame in pixels.
240 * @h_size: the horizontal size of the window in pixels
241 * @v_size: the vertical size of the window in pixels.
242 */
243struct rkisp1_cif_isp_window {
244 __u16 h_offs;
245 __u16 v_offs;
246 __u16 h_size;
247 __u16 v_size;
248};
249
250/**
251 * struct rkisp1_cif_isp_bls_fixed_val - BLS fixed subtraction values
252 *
253 * The values will be subtracted from the sensor
254 * values. Therefore a negative value means addition instead of subtraction!
255 *
256 * @r: Fixed (signed!) subtraction value for Bayer pattern R
257 * @gr: Fixed (signed!) subtraction value for Bayer pattern Gr
258 * @gb: Fixed (signed!) subtraction value for Bayer pattern Gb
259 * @b: Fixed (signed!) subtraction value for Bayer pattern B
260 */
261struct rkisp1_cif_isp_bls_fixed_val {
262 __s16 r;
263 __s16 gr;
264 __s16 gb;
265 __s16 b;
266};
267
268/**
269 * struct rkisp1_cif_isp_bls_config - Configuration used by black level subtraction
270 *
271 * @enable_auto: Automatic mode activated means that the measured values
272 * are subtracted. Otherwise the fixed subtraction
273 * values will be subtracted.
274 * @en_windows: enabled window
275 * @bls_window1: Measurement window 1 size
276 * @bls_window2: Measurement window 2 size
277 * @bls_samples: Set amount of measured pixels for each Bayer position
278 * (A, B,C and D) to 2^bls_samples.
279 * @fixed_val: Fixed subtraction values
280 */
281struct rkisp1_cif_isp_bls_config {
282 __u8 enable_auto;
283 __u8 en_windows;
284 struct rkisp1_cif_isp_window bls_window1;
285 struct rkisp1_cif_isp_window bls_window2;
286 __u8 bls_samples;
287 struct rkisp1_cif_isp_bls_fixed_val fixed_val;
288};
289
290/**
291 * struct rkisp1_cif_isp_dpcc_methods_config - DPCC methods set configuration
292 *
293 * This structure stores the configuration of one set of methods for the DPCC
294 * algorithm. Multiple methods can be selected in each set (independently for
295 * the Green and Red/Blue components) through the @method field, the result is
296 * the logical AND of all enabled methods. The remaining fields set thresholds
297 * and factors for each method.
298 *
299 * @method: Method enable bits (RKISP1_CIF_ISP_DPCC_METHODS_SET_*)
300 * @line_thresh: Line threshold (RKISP1_CIF_ISP_DPCC_LINE_THRESH_*)
301 * @line_mad_fac: Line Mean Absolute Difference factor (RKISP1_CIF_ISP_DPCC_LINE_MAD_FAC_*)
302 * @pg_fac: Peak gradient factor (RKISP1_CIF_ISP_DPCC_PG_FAC_*)
303 * @rnd_thresh: Rank Neighbor Difference threshold (RKISP1_CIF_ISP_DPCC_RND_THRESH_*)
304 * @rg_fac: Rank gradient factor (RKISP1_CIF_ISP_DPCC_RG_FAC_*)
305 */
306struct rkisp1_cif_isp_dpcc_methods_config {
307 __u32 method;
308 __u32 line_thresh;
309 __u32 line_mad_fac;
310 __u32 pg_fac;
311 __u32 rnd_thresh;
312 __u32 rg_fac;
313};
314
315/**
316 * struct rkisp1_cif_isp_dpcc_config - Configuration used by DPCC
317 *
318 * Configuration used by Defect Pixel Cluster Correction. Three sets of methods
319 * can be configured and selected through the @set_use field. The result is the
320 * logical OR of all enabled sets.
321 *
322 * @mode: DPCC mode (RKISP1_CIF_ISP_DPCC_MODE_*)
323 * @output_mode: Interpolation output mode (RKISP1_CIF_ISP_DPCC_OUTPUT_MODE_*)
324 * @set_use: Methods sets selection (RKISP1_CIF_ISP_DPCC_SET_USE_*)
325 * @methods: Methods sets configuration
326 * @ro_limits: Rank order limits (RKISP1_CIF_ISP_DPCC_RO_LIMITS_*)
327 * @rnd_offs: Differential rank offsets for rank neighbor difference (RKISP1_CIF_ISP_DPCC_RND_OFFS_*)
328 */
329struct rkisp1_cif_isp_dpcc_config {
330 __u32 mode;
331 __u32 output_mode;
332 __u32 set_use;
333 struct rkisp1_cif_isp_dpcc_methods_config methods[RKISP1_CIF_ISP_DPCC_METHODS_MAX];
334 __u32 ro_limits;
335 __u32 rnd_offs;
336};
337
338/**
339 * struct rkisp1_cif_isp_gamma_corr_curve - gamma curve point definition y-axis (output).
340 *
341 * The reset values define a linear curve which has the same effect as bypass. Reset values are:
342 * gamma_y[0] = 0x0000, gamma_y[1] = 0x0100, ... gamma_y[15] = 0x0f00, gamma_y[16] = 0xfff
343 *
344 * @gamma_y: the values for the y-axis of gamma curve points. Each value is 12 bit.
345 */
346struct rkisp1_cif_isp_gamma_corr_curve {
347 __u16 gamma_y[RKISP1_CIF_ISP_DEGAMMA_CURVE_SIZE];
348};
349
350/**
351 * struct rkisp1_cif_isp_gamma_curve_x_axis_pnts - De-Gamma Curve definition x increments
352 * (sampling points). gamma_dx0 is for the lower samples (1-8), gamma_dx1 is for the
353 * higher samples (9-16). The reset values for both fields is 0x44444444. This means
354 * that each sample is 4 units away from the previous one on the x-axis.
355 *
356 * @gamma_dx0: gamma curve sample points definitions. Bits 0:2 for sample 1. Bit 3 unused.
357 * Bits 4:6 for sample 2. bit 7 unused ... Bits 28:30 for sample 8. Bit 31 unused
358 * @gamma_dx1: gamma curve sample points definitions. Bits 0:2 for sample 9. Bit 3 unused.
359 * Bits 4:6 for sample 10. bit 7 unused ... Bits 28:30 for sample 16. Bit 31 unused
360 */
361struct rkisp1_cif_isp_gamma_curve_x_axis_pnts {
362 __u32 gamma_dx0;
363 __u32 gamma_dx1;
364};
365
366/**
367 * struct rkisp1_cif_isp_sdg_config - Configuration used by sensor degamma
368 *
369 * @curve_r: gamma curve point definition axis for red
370 * @curve_g: gamma curve point definition axis for green
371 * @curve_b: gamma curve point definition axis for blue
372 * @xa_pnts: x axis increments
373 */
374struct rkisp1_cif_isp_sdg_config {
375 struct rkisp1_cif_isp_gamma_corr_curve curve_r;
376 struct rkisp1_cif_isp_gamma_corr_curve curve_g;
377 struct rkisp1_cif_isp_gamma_corr_curve curve_b;
378 struct rkisp1_cif_isp_gamma_curve_x_axis_pnts xa_pnts;
379};
380
381/**
382 * struct rkisp1_cif_isp_lsc_config - Configuration used by Lens shading correction
383 *
384 * @r_data_tbl: sample table red
385 * @gr_data_tbl: sample table green (red)
386 * @gb_data_tbl: sample table green (blue)
387 * @b_data_tbl: sample table blue
388 * @x_grad_tbl: gradient table x
389 * @y_grad_tbl: gradient table y
390 * @x_size_tbl: size table x
391 * @y_size_tbl: size table y
392 * @config_width: not used at the moment
393 * @config_height: not used at the moment
394 */
395struct rkisp1_cif_isp_lsc_config {
396 __u16 r_data_tbl[RKISP1_CIF_ISP_LSC_SAMPLES_MAX][RKISP1_CIF_ISP_LSC_SAMPLES_MAX];
397 __u16 gr_data_tbl[RKISP1_CIF_ISP_LSC_SAMPLES_MAX][RKISP1_CIF_ISP_LSC_SAMPLES_MAX];
398 __u16 gb_data_tbl[RKISP1_CIF_ISP_LSC_SAMPLES_MAX][RKISP1_CIF_ISP_LSC_SAMPLES_MAX];
399 __u16 b_data_tbl[RKISP1_CIF_ISP_LSC_SAMPLES_MAX][RKISP1_CIF_ISP_LSC_SAMPLES_MAX];
400
401 __u16 x_grad_tbl[RKISP1_CIF_ISP_LSC_SECTORS_TBL_SIZE];
402 __u16 y_grad_tbl[RKISP1_CIF_ISP_LSC_SECTORS_TBL_SIZE];
403
404 __u16 x_size_tbl[RKISP1_CIF_ISP_LSC_SECTORS_TBL_SIZE];
405 __u16 y_size_tbl[RKISP1_CIF_ISP_LSC_SECTORS_TBL_SIZE];
406 __u16 config_width;
407 __u16 config_height;
408};
409
410/**
411 * struct rkisp1_cif_isp_ie_config - Configuration used by image effects
412 *
413 * @effect: values from 'enum v4l2_colorfx'. Possible values are: V4L2_COLORFX_SEPIA,
414 * V4L2_COLORFX_SET_CBCR, V4L2_COLORFX_AQUA, V4L2_COLORFX_EMBOSS,
415 * V4L2_COLORFX_SKETCH, V4L2_COLORFX_BW, V4L2_COLORFX_NEGATIVE
416 * @color_sel: bits 0:2 - colors bitmask (001 - blue, 010 - green, 100 - red).
417 * bits 8:15 - Threshold value of the RGB colors for the color selection effect.
418 * @eff_mat_1: 3x3 Matrix Coefficients for Emboss Effect 1
419 * @eff_mat_2: 3x3 Matrix Coefficients for Emboss Effect 2
420 * @eff_mat_3: 3x3 Matrix Coefficients for Emboss 3/Sketch 1
421 * @eff_mat_4: 3x3 Matrix Coefficients for Sketch Effect 2
422 * @eff_mat_5: 3x3 Matrix Coefficients for Sketch Effect 3
423 * @eff_tint: Chrominance increment values of tint (used for sepia effect)
424 */
425struct rkisp1_cif_isp_ie_config {
426 __u16 effect;
427 __u16 color_sel;
428 __u16 eff_mat_1;
429 __u16 eff_mat_2;
430 __u16 eff_mat_3;
431 __u16 eff_mat_4;
432 __u16 eff_mat_5;
433 __u16 eff_tint;
434};
435
436/**
437 * struct rkisp1_cif_isp_cproc_config - Configuration used by Color Processing
438 *
439 * @c_out_range: Chrominance pixel clipping range at output.
440 * (0 for limit, 1 for full)
441 * @y_in_range: Luminance pixel clipping range at output.
442 * @y_out_range: Luminance pixel clipping range at output.
443 * @contrast: 00~ff, 0.0~1.992
444 * @brightness: 80~7F, -128~+127
445 * @sat: saturation, 00~FF, 0.0~1.992
446 * @hue: 80~7F, -90~+87.188
447 */
448struct rkisp1_cif_isp_cproc_config {
449 __u8 c_out_range;
450 __u8 y_in_range;
451 __u8 y_out_range;
452 __u8 contrast;
453 __u8 brightness;
454 __u8 sat;
455 __u8 hue;
456};
457
458/**
459 * struct rkisp1_cif_isp_awb_meas_config - Configuration for the AWB statistics
460 *
461 * @awb_mode: the awb meas mode. From enum rkisp1_cif_isp_awb_mode_type.
462 * @awb_wnd: white balance measurement window (in pixels)
463 * @max_y: only pixels values < max_y contribute to awb measurement, set to 0
464 * to disable this feature
465 * @min_y: only pixels values > min_y contribute to awb measurement
466 * @max_csum: Chrominance sum maximum value, only consider pixels with Cb+Cr,
467 * smaller than threshold for awb measurements
468 * @min_c: Chrominance minimum value, only consider pixels with Cb/Cr
469 * each greater than threshold value for awb measurements
470 * @frames: number of frames - 1 used for mean value calculation
471 * (ucFrames=0 means 1 Frame)
472 * @awb_ref_cr: reference Cr value for AWB regulation, target for AWB
473 * @awb_ref_cb: reference Cb value for AWB regulation, target for AWB
474 * @enable_ymax_cmp: enable Y_MAX compare (Not valid in RGB measurement mode.)
475 */
476struct rkisp1_cif_isp_awb_meas_config {
477 /*
478 * Note: currently the h and v offsets are mapped to grid offsets
479 */
480 struct rkisp1_cif_isp_window awb_wnd;
481 __u32 awb_mode;
482 __u8 max_y;
483 __u8 min_y;
484 __u8 max_csum;
485 __u8 min_c;
486 __u8 frames;
487 __u8 awb_ref_cr;
488 __u8 awb_ref_cb;
489 __u8 enable_ymax_cmp;
490};
491
492/**
493 * struct rkisp1_cif_isp_awb_gain_config - Configuration used by auto white balance gain
494 *
495 * All fields in this struct are 10 bit, where:
496 * 0x100h = 1, unsigned integer value, range 0 to 4 with 8 bit fractional part.
497 *
498 * out_data_x = ( AWB_GAIN_X * in_data + 128) >> 8
499 *
500 * @gain_red: gain value for red component.
501 * @gain_green_r: gain value for green component in red line.
502 * @gain_blue: gain value for blue component.
503 * @gain_green_b: gain value for green component in blue line.
504 */
505struct rkisp1_cif_isp_awb_gain_config {
506 __u16 gain_red;
507 __u16 gain_green_r;
508 __u16 gain_blue;
509 __u16 gain_green_b;
510};
511
512/**
513 * struct rkisp1_cif_isp_flt_config - Configuration used by ISP filtering
514 *
515 * All 4 threshold fields (thresh_*) are 10 bits.
516 * All 6 factor fields (fac_*) are 6 bits.
517 *
518 * @mode: ISP_FILT_MODE register fields (from enum rkisp1_cif_isp_flt_mode)
519 * @grn_stage1: Green filter stage 1 select (range 0x0...0x8)
520 * @chr_h_mode: Chroma filter horizontal mode
521 * @chr_v_mode: Chroma filter vertical mode
522 * @thresh_bl0: If thresh_bl1 < sum_grad < thresh_bl0 then fac_bl0 is selected (blurring th)
523 * @thresh_bl1: If sum_grad < thresh_bl1 then fac_bl1 is selected (blurring th)
524 * @thresh_sh0: If thresh_sh0 < sum_grad < thresh_sh1 then thresh_sh0 is selected (sharpening th)
525 * @thresh_sh1: If thresh_sh1 < sum_grad then thresh_sh1 is selected (sharpening th)
526 * @lum_weight: Parameters for luminance weight function.
527 * @fac_sh1: filter factor for sharp1 level
528 * @fac_sh0: filter factor for sharp0 level
529 * @fac_mid: filter factor for mid level and for static filter mode
530 * @fac_bl0: filter factor for blur 0 level
531 * @fac_bl1: filter factor for blur 1 level (max blur)
532 */
533struct rkisp1_cif_isp_flt_config {
534 __u32 mode;
535 __u8 grn_stage1;
536 __u8 chr_h_mode;
537 __u8 chr_v_mode;
538 __u32 thresh_bl0;
539 __u32 thresh_bl1;
540 __u32 thresh_sh0;
541 __u32 thresh_sh1;
542 __u32 lum_weight;
543 __u32 fac_sh1;
544 __u32 fac_sh0;
545 __u32 fac_mid;
546 __u32 fac_bl0;
547 __u32 fac_bl1;
548};
549
550/**
551 * struct rkisp1_cif_isp_bdm_config - Configuration used by Bayer DeMosaic
552 *
553 * @demosaic_th: threshold for bayer demosaicing texture detection
554 */
555struct rkisp1_cif_isp_bdm_config {
556 __u8 demosaic_th;
557};
558
559/**
560 * struct rkisp1_cif_isp_ctk_config - Configuration used by Cross Talk correction
561 *
562 * @coeff: color correction matrix. Values are 11-bit signed fixed-point numbers with 4 bit integer
563 * and 7 bit fractional part, ranging from -8 (0x400) to +7.992 (0x3FF). 0 is
564 * represented by 0x000 and a coefficient value of 1 as 0x080.
565 * @ct_offset: Red, Green, Blue offsets for the crosstalk correction matrix
566 */
567struct rkisp1_cif_isp_ctk_config {
568 __u16 coeff[3][3];
569 __u16 ct_offset[3];
570};
571
572enum rkisp1_cif_isp_goc_mode {
573 RKISP1_CIF_ISP_GOC_MODE_LOGARITHMIC,
574 RKISP1_CIF_ISP_GOC_MODE_EQUIDISTANT
575};
576
577/**
578 * struct rkisp1_cif_isp_goc_config - Configuration used by Gamma Out correction
579 *
580 * @mode: goc mode (from enum rkisp1_cif_isp_goc_mode)
581 * @gamma_y: gamma out curve y-axis for all color components
582 *
583 * The number of entries of @gamma_y depends on the hardware revision
584 * as is reported by the hw_revision field of the struct media_device_info
585 * that is returned by ioctl MEDIA_IOC_DEVICE_INFO.
586 *
587 * Versions <= V11 have RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V10
588 * entries, versions >= V12 have RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V12
589 * entries. RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES is equal to the maximum
590 * of the two.
591 */
592struct rkisp1_cif_isp_goc_config {
593 __u32 mode;
594 __u16 gamma_y[RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES];
595};
596
597/**
598 * struct rkisp1_cif_isp_hst_config - Configuration for Histogram statistics
599 *
600 * @mode: histogram mode (from enum rkisp1_cif_isp_histogram_mode)
601 * @histogram_predivider: process every stepsize pixel, all other pixels are
602 * skipped
603 * @meas_window: coordinates of the measure window
604 * @hist_weight: weighting factor for sub-windows
605 *
606 * The number of entries of @hist_weight depends on the hardware revision
607 * as is reported by the hw_revision field of the struct media_device_info
608 * that is returned by ioctl MEDIA_IOC_DEVICE_INFO.
609 *
610 * Versions <= V11 have RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V10
611 * entries, versions >= V12 have RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V12
612 * entries. RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE is equal to the maximum
613 * of the two.
614 */
615struct rkisp1_cif_isp_hst_config {
616 __u32 mode;
617 __u8 histogram_predivider;
618 struct rkisp1_cif_isp_window meas_window;
619 __u8 hist_weight[RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE];
620};
621
622/**
623 * struct rkisp1_cif_isp_aec_config - Configuration for Auto Exposure statistics
624 *
625 * @mode: Exposure measure mode (from enum rkisp1_cif_isp_exp_meas_mode)
626 * @autostop: stop mode (from enum rkisp1_cif_isp_exp_ctrl_autostop)
627 * @meas_window: coordinates of the measure window
628 */
629struct rkisp1_cif_isp_aec_config {
630 __u32 mode;
631 __u32 autostop;
632 struct rkisp1_cif_isp_window meas_window;
633};
634
635/**
636 * struct rkisp1_cif_isp_afc_config - Configuration for the Auto Focus statistics
637 *
638 * @num_afm_win: max RKISP1_CIF_ISP_AFM_MAX_WINDOWS
639 * @afm_win: coordinates of the meas window
640 * @thres: threshold used for minimizing the influence of noise
641 * @var_shift: the number of bits for the shift operation at the end of the
642 * calculation chain.
643 */
644struct rkisp1_cif_isp_afc_config {
645 __u8 num_afm_win;
646 struct rkisp1_cif_isp_window afm_win[RKISP1_CIF_ISP_AFM_MAX_WINDOWS];
647 __u32 thres;
648 __u32 var_shift;
649};
650
651/**
652 * enum rkisp1_cif_isp_dpf_gain_usage - dpf gain usage
653 * @RKISP1_CIF_ISP_DPF_GAIN_USAGE_DISABLED: don't use any gains in preprocessing stage
654 * @RKISP1_CIF_ISP_DPF_GAIN_USAGE_NF_GAINS: use only the noise function gains from
655 * registers DPF_NF_GAIN_R, ...
656 * @RKISP1_CIF_ISP_DPF_GAIN_USAGE_LSC_GAINS: use only the gains from LSC module
657 * @RKISP1_CIF_ISP_DPF_GAIN_USAGE_NF_LSC_GAINS: use the noise function gains and the
658 * gains from LSC module
659 * @RKISP1_CIF_ISP_DPF_GAIN_USAGE_AWB_GAINS: use only the gains from AWB module
660 * @RKISP1_CIF_ISP_DPF_GAIN_USAGE_AWB_LSC_GAINS: use the gains from AWB and LSC module
661 * @RKISP1_CIF_ISP_DPF_GAIN_USAGE_MAX: upper border (only for an internal evaluation)
662 */
663enum rkisp1_cif_isp_dpf_gain_usage {
664 RKISP1_CIF_ISP_DPF_GAIN_USAGE_DISABLED,
665 RKISP1_CIF_ISP_DPF_GAIN_USAGE_NF_GAINS,
666 RKISP1_CIF_ISP_DPF_GAIN_USAGE_LSC_GAINS,
667 RKISP1_CIF_ISP_DPF_GAIN_USAGE_NF_LSC_GAINS,
668 RKISP1_CIF_ISP_DPF_GAIN_USAGE_AWB_GAINS,
669 RKISP1_CIF_ISP_DPF_GAIN_USAGE_AWB_LSC_GAINS,
670 RKISP1_CIF_ISP_DPF_GAIN_USAGE_MAX
671};
672
673/**
674 * enum rkisp1_cif_isp_dpf_rb_filtersize - Red and blue filter sizes
675 * @RKISP1_CIF_ISP_DPF_RB_FILTERSIZE_13x9: red and blue filter kernel size 13x9
676 * (means 7x5 active pixel)
677 * @RKISP1_CIF_ISP_DPF_RB_FILTERSIZE_9x9: red and blue filter kernel size 9x9
678 * (means 5x5 active pixel)
679 */
680enum rkisp1_cif_isp_dpf_rb_filtersize {
681 RKISP1_CIF_ISP_DPF_RB_FILTERSIZE_13x9,
682 RKISP1_CIF_ISP_DPF_RB_FILTERSIZE_9x9,
683};
684
685/**
686 * enum rkisp1_cif_isp_dpf_nll_scale_mode - dpf noise level scale mode
687 * @RKISP1_CIF_ISP_NLL_SCALE_LINEAR: use a linear scaling
688 * @RKISP1_CIF_ISP_NLL_SCALE_LOGARITHMIC: use a logarithmic scaling
689 */
690enum rkisp1_cif_isp_dpf_nll_scale_mode {
691 RKISP1_CIF_ISP_NLL_SCALE_LINEAR,
692 RKISP1_CIF_ISP_NLL_SCALE_LOGARITHMIC,
693};
694
695/**
696 * struct rkisp1_cif_isp_dpf_nll - Noise level lookup
697 *
698 * @coeff: Noise level Lookup coefficient
699 * @scale_mode: dpf noise level scale mode (from enum rkisp1_cif_isp_dpf_nll_scale_mode)
700 */
701struct rkisp1_cif_isp_dpf_nll {
702 __u16 coeff[RKISP1_CIF_ISP_DPF_MAX_NLF_COEFFS];
703 __u32 scale_mode;
704};
705
706/**
707 * struct rkisp1_cif_isp_dpf_rb_flt - Red blue filter config
708 *
709 * @fltsize: The filter size for the red and blue pixels
710 * (from enum rkisp1_cif_isp_dpf_rb_filtersize)
711 * @spatial_coeff: Spatial weights
712 * @r_enable: enable filter processing for red pixels
713 * @b_enable: enable filter processing for blue pixels
714 */
715struct rkisp1_cif_isp_dpf_rb_flt {
716 __u32 fltsize;
717 __u8 spatial_coeff[RKISP1_CIF_ISP_DPF_MAX_SPATIAL_COEFFS];
718 __u8 r_enable;
719 __u8 b_enable;
720};
721
722/**
723 * struct rkisp1_cif_isp_dpf_g_flt - Green filter Configuration
724 *
725 * @spatial_coeff: Spatial weights
726 * @gr_enable: enable filter processing for green pixels in green/red lines
727 * @gb_enable: enable filter processing for green pixels in green/blue lines
728 */
729struct rkisp1_cif_isp_dpf_g_flt {
730 __u8 spatial_coeff[RKISP1_CIF_ISP_DPF_MAX_SPATIAL_COEFFS];
731 __u8 gr_enable;
732 __u8 gb_enable;
733};
734
735/**
736 * struct rkisp1_cif_isp_dpf_gain - Noise function Configuration
737 *
738 * @mode: dpf gain usage (from enum rkisp1_cif_isp_dpf_gain_usage)
739 * @nf_r_gain: Noise function Gain that replaces the AWB gain for red pixels
740 * @nf_b_gain: Noise function Gain that replaces the AWB gain for blue pixels
741 * @nf_gr_gain: Noise function Gain that replaces the AWB gain
742 * for green pixels in a red line
743 * @nf_gb_gain: Noise function Gain that replaces the AWB gain
744 * for green pixels in a blue line
745 */
746struct rkisp1_cif_isp_dpf_gain {
747 __u32 mode;
748 __u16 nf_r_gain;
749 __u16 nf_b_gain;
750 __u16 nf_gr_gain;
751 __u16 nf_gb_gain;
752};
753
754/**
755 * struct rkisp1_cif_isp_dpf_config - Configuration used by De-noising pre-filter
756 *
757 * @gain: noise function gain
758 * @g_flt: green filter config
759 * @rb_flt: red blue filter config
760 * @nll: noise level lookup
761 */
762struct rkisp1_cif_isp_dpf_config {
763 struct rkisp1_cif_isp_dpf_gain gain;
764 struct rkisp1_cif_isp_dpf_g_flt g_flt;
765 struct rkisp1_cif_isp_dpf_rb_flt rb_flt;
766 struct rkisp1_cif_isp_dpf_nll nll;
767};
768
769/**
770 * struct rkisp1_cif_isp_dpf_strength_config - strength of the filter
771 *
772 * @r: filter strength of the RED filter
773 * @g: filter strength of the GREEN filter
774 * @b: filter strength of the BLUE filter
775 */
776struct rkisp1_cif_isp_dpf_strength_config {
777 __u8 r;
778 __u8 g;
779 __u8 b;
780};
781
782/**
783 * struct rkisp1_cif_isp_isp_other_cfg - Parameters for some blocks in rockchip isp1
784 *
785 * @dpcc_config: Defect Pixel Cluster Correction config
786 * @bls_config: Black Level Subtraction config
787 * @sdg_config: sensor degamma config
788 * @lsc_config: Lens Shade config
789 * @awb_gain_config: Auto White balance gain config
790 * @flt_config: filter config
791 * @bdm_config: demosaic config
792 * @ctk_config: cross talk config
793 * @goc_config: gamma out config
794 * @bls_config: black level subtraction config
795 * @dpf_config: De-noising pre-filter config
796 * @dpf_strength_config: dpf strength config
797 * @cproc_config: color process config
798 * @ie_config: image effects config
799 */
800struct rkisp1_cif_isp_isp_other_cfg {
801 struct rkisp1_cif_isp_dpcc_config dpcc_config;
802 struct rkisp1_cif_isp_bls_config bls_config;
803 struct rkisp1_cif_isp_sdg_config sdg_config;
804 struct rkisp1_cif_isp_lsc_config lsc_config;
805 struct rkisp1_cif_isp_awb_gain_config awb_gain_config;
806 struct rkisp1_cif_isp_flt_config flt_config;
807 struct rkisp1_cif_isp_bdm_config bdm_config;
808 struct rkisp1_cif_isp_ctk_config ctk_config;
809 struct rkisp1_cif_isp_goc_config goc_config;
810 struct rkisp1_cif_isp_dpf_config dpf_config;
811 struct rkisp1_cif_isp_dpf_strength_config dpf_strength_config;
812 struct rkisp1_cif_isp_cproc_config cproc_config;
813 struct rkisp1_cif_isp_ie_config ie_config;
814};
815
816/**
817 * struct rkisp1_cif_isp_isp_meas_cfg - Rockchip ISP1 Measure Parameters
818 *
819 * @awb_meas_config: auto white balance config
820 * @hst_config: histogram config
821 * @aec_config: auto exposure config
822 * @afc_config: auto focus config
823 */
824struct rkisp1_cif_isp_isp_meas_cfg {
825 struct rkisp1_cif_isp_awb_meas_config awb_meas_config;
826 struct rkisp1_cif_isp_hst_config hst_config;
827 struct rkisp1_cif_isp_aec_config aec_config;
828 struct rkisp1_cif_isp_afc_config afc_config;
829};
830
831/**
832 * struct rkisp1_params_cfg - Rockchip ISP1 Input Parameters Meta Data
833 *
834 * @module_en_update: mask the enable bits of which module should be updated
835 * @module_ens: mask the enable value of each module, only update the module
836 * which correspond bit was set in module_en_update
837 * @module_cfg_update: mask the config bits of which module should be updated
838 * @meas: measurement config
839 * @others: other config
840 */
841struct rkisp1_params_cfg {
842 __u32 module_en_update;
843 __u32 module_ens;
844 __u32 module_cfg_update;
845
846 struct rkisp1_cif_isp_isp_meas_cfg meas;
847 struct rkisp1_cif_isp_isp_other_cfg others;
848};
849
850/*---------- PART2: Measurement Statistics ------------*/
851
852/**
853 * struct rkisp1_cif_isp_awb_meas - AWB measured values
854 *
855 * @cnt: White pixel count, number of "white pixels" found during last
856 * measurement
857 * @mean_y_or_g: Mean value of Y within window and frames,
858 * Green if RGB is selected.
859 * @mean_cb_or_b: Mean value of Cb within window and frames,
860 * Blue if RGB is selected.
861 * @mean_cr_or_r: Mean value of Cr within window and frames,
862 * Red if RGB is selected.
863 */
864struct rkisp1_cif_isp_awb_meas {
865 __u32 cnt;
866 __u8 mean_y_or_g;
867 __u8 mean_cb_or_b;
868 __u8 mean_cr_or_r;
869};
870
871/**
872 * struct rkisp1_cif_isp_awb_stat - statistics automatic white balance data
873 *
874 * @awb_mean: Mean measured data
875 */
876struct rkisp1_cif_isp_awb_stat {
877 struct rkisp1_cif_isp_awb_meas awb_mean[RKISP1_CIF_ISP_AWB_MAX_GRID];
878};
879
880/**
881 * struct rkisp1_cif_isp_bls_meas_val - BLS measured values
882 *
883 * @meas_r: Mean measured value for Bayer pattern R
884 * @meas_gr: Mean measured value for Bayer pattern Gr
885 * @meas_gb: Mean measured value for Bayer pattern Gb
886 * @meas_b: Mean measured value for Bayer pattern B
887 */
888struct rkisp1_cif_isp_bls_meas_val {
889 __u16 meas_r;
890 __u16 meas_gr;
891 __u16 meas_gb;
892 __u16 meas_b;
893};
894
895/**
896 * struct rkisp1_cif_isp_ae_stat - statistics auto exposure data
897 *
898 * @exp_mean: Mean luminance value of block xx
899 * @bls_val: BLS measured values
900 *
901 * The number of entries of @exp_mean depends on the hardware revision
902 * as is reported by the hw_revision field of the struct media_device_info
903 * that is returned by ioctl MEDIA_IOC_DEVICE_INFO.
904 *
905 * Versions <= V11 have RKISP1_CIF_ISP_AE_MEAN_MAX_V10 entries,
906 * versions >= V12 have RKISP1_CIF_ISP_AE_MEAN_MAX_V12 entries.
907 * RKISP1_CIF_ISP_AE_MEAN_MAX is equal to the maximum of the two.
908 *
909 * Image is divided into 5x5 blocks on V10 and 9x9 blocks on V12.
910 */
911struct rkisp1_cif_isp_ae_stat {
912 __u8 exp_mean[RKISP1_CIF_ISP_AE_MEAN_MAX];
913 struct rkisp1_cif_isp_bls_meas_val bls_val;
914};
915
916/**
917 * struct rkisp1_cif_isp_af_meas_val - AF measured values
918 *
919 * @sum: sharpness value
920 * @lum: luminance value
921 */
922struct rkisp1_cif_isp_af_meas_val {
923 __u32 sum;
924 __u32 lum;
925};
926
927/**
928 * struct rkisp1_cif_isp_af_stat - statistics auto focus data
929 *
930 * @window: AF measured value of window x
931 *
932 * The module measures the sharpness in 3 windows of selectable size via
933 * register settings(ISP_AFM_*_A/B/C)
934 */
935struct rkisp1_cif_isp_af_stat {
936 struct rkisp1_cif_isp_af_meas_val window[RKISP1_CIF_ISP_AFM_MAX_WINDOWS];
937};
938
939/**
940 * struct rkisp1_cif_isp_hist_stat - statistics histogram data
941 *
942 * @hist_bins: measured bin counters. Each bin is a 20 bits unsigned fixed point
943 * type. Bits 0-4 are the fractional part and bits 5-19 are the
944 * integer part.
945 *
946 * The window of the measurements area is divided to 5x5 sub-windows for
947 * V10/V11 and to 9x9 sub-windows for V12. The histogram is then computed for
948 * each sub-window independently and the final result is a weighted average of
949 * the histogram measurements on all sub-windows. The window of the
950 * measurements area and the weight of each sub-window are configurable using
951 * struct @rkisp1_cif_isp_hst_config.
952 *
953 * The histogram contains 16 bins in V10/V11 and 32 bins in V12/V13.
954 *
955 * The number of entries of @hist_bins depends on the hardware revision
956 * as is reported by the hw_revision field of the struct media_device_info
957 * that is returned by ioctl MEDIA_IOC_DEVICE_INFO.
958 *
959 * Versions <= V11 have RKISP1_CIF_ISP_HIST_BIN_N_MAX_V10 entries,
960 * versions >= V12 have RKISP1_CIF_ISP_HIST_BIN_N_MAX_V12 entries.
961 * RKISP1_CIF_ISP_HIST_BIN_N_MAX is equal to the maximum of the two.
962 */
963struct rkisp1_cif_isp_hist_stat {
964 __u32 hist_bins[RKISP1_CIF_ISP_HIST_BIN_N_MAX];
965};
966
967/**
968 * struct rkisp1_cif_isp_stat - Rockchip ISP1 Statistics Data
969 *
970 * @awb: statistics data for automatic white balance
971 * @ae: statistics data for auto exposure
972 * @af: statistics data for auto focus
973 * @hist: statistics histogram data
974 */
975struct rkisp1_cif_isp_stat {
976 struct rkisp1_cif_isp_awb_stat awb;
977 struct rkisp1_cif_isp_ae_stat ae;
978 struct rkisp1_cif_isp_af_stat af;
979 struct rkisp1_cif_isp_hist_stat hist;
980};
981
982/**
983 * struct rkisp1_stat_buffer - Rockchip ISP1 Statistics Meta Data
984 *
985 * @meas_type: measurement types (RKISP1_CIF_ISP_STAT_* definitions)
986 * @frame_id: frame ID for sync
987 * @params: statistics data
988 */
989struct rkisp1_stat_buffer {
990 __u32 meas_type;
991 __u32 frame_id;
992 struct rkisp1_cif_isp_stat params;
993};
994
995#endif /* _UAPI_RKISP1_CONFIG_H */
996

source code of linux/include/uapi/linux/rkisp1-config.h