sony-imx482 Arm-Linux下驱动程序源码，希望可以帮到大家

/* Copyright (c), 2001-2022, Shenshu Tech. Co., Ltd. */ #include <stdio.h> #include <string.h> #include <assert.h> #include "ot_mpi_isp.h" #include "ot_mpi_ae.h" #include "ot_mpi_awb.h" #include "securec.h" #include "imx482_cmos_ex.h" #include "imx482_cmos.h" #define IMX482_ID 482 #define SENSOR_IMX482_WIDTH 1920 #define SENSOR_IMX482_HEIGHT 1080 #define IMX482_BLACK_LEVEL 800 #define IMX482_RATIO 64 #define higher_4bits(x) (((x) & 0xf0000) >> 16) #define high_8bits(x) (((x) & 0xff00) >> 8) #define low_8bits(x) ((x) & 0x00ff) /**************************************************************************** * global variables * ****************************************************************************/ #define imx482_sensor_set_ctx(dev, ctx) ((g_imx482_sns_state[dev]) = (ctx)) #define imx482_sensor_reset_ctx(dev) (g_imx482_sns_state[dev] = TD_NULL) static ot_isp_fswdr_mode g_fswdr_mode[OT_ISP_MAX_PIPE_NUM] = { [0 ... OT_ISP_MAX_PIPE_NUM - 1] = OT_ISP_FSWDR_NORMAL_MODE }; static td_u32 g_max_time_get_cnt[OT_ISP_MAX_PIPE_NUM] = {0}; static td_u32 g_init_exposure[OT_ISP_MAX_PIPE_NUM] = {0}; static td_u32 g_lines_per500ms[OT_ISP_MAX_PIPE_NUM] = {0}; static td_u16 g_init_wb_gain[OT_ISP_MAX_PIPE_NUM][OT_ISP_RGB_CHN_NUM] = {{0}}; static td_u16 g_sample_r_gain[OT_ISP_MAX_PIPE_NUM] = {0}; static td_u16 g_sample_b_gain[OT_ISP_MAX_PIPE_NUM] = {0}; static td_bool g_quick_start_en[OT_ISP_MAX_PIPE_NUM] = {TD_FALSE}; static td_bool g_ae_route_ex_valid[OT_ISP_MAX_PIPE_NUM] = {0}; static ot_isp_ae_route g_init_ae_route[OT_ISP_MAX_PIPE_NUM] = {{0}}; static ot_isp_ae_route_ex g_init_ae_route_ex[OT_ISP_MAX_PIPE_NUM] = {{0}}; static ot_isp_ae_route g_init_ae_route_sf[OT_ISP_MAX_PIPE_NUM] = {{0}}; static ot_isp_ae_route_ex g_init_ae_route_sf_ex[OT_ISP_MAX_PIPE_NUM] = {{0}}; typedef struct { td_u8 hcg; td_u32 brl; td_u32 rhs1_max; td_u32 rhs2_max; } imx482_state; imx482_state g_imx482_state[OT_ISP_MAX_PIPE_NUM] = {{0}}; ot_isp_sns_commbus g_imx482_bus_info[OT_ISP_MAX_PIPE_NUM] = { [0] = { .i2c_dev = 0}, [1 ... OT_ISP_MAX_PIPE_NUM - 1] = { .i2c_dev = -1} }; ot_isp_sns_state *g_imx482_sns_state[OT_ISP_MAX_PIPE_NUM] = {TD_NULL}; static td_bool blc_clamp_info[OT_ISP_MAX_PIPE_NUM] = {[0 ...(OT_ISP_MAX_PIPE_NUM - 1)] = TD_TRUE}; ot_isp_sns_commbus *imx482_get_bus_info(ot_vi_pipe vi_pipe) { return &g_imx482_bus_info[vi_pipe]; } ot_isp_sns_state *imx482_get_ctx(ot_vi_pipe vi_pipe) { return g_imx482_sns_state[vi_pipe]; } td_void imx482_set_blc_clamp_value(ot_vi_pipe vi_pipe, td_bool clamp_en) { blc_clamp_info[vi_pipe] = clamp_en; } const imx482_video_mode_tbl g_imx482_mode_tbl[IMX482_MODE_BUTT] = { {IMX482_VMAX_1080P30_LINEAR, IMX482_FULL_LINES_MAX, 30, 0.8, 1920, 1080, 0, OT_WDR_MODE_NONE, "IMX482_SENSOR_1080P_30FPS_LINEAR_MODE"}, {IMX482_VMAX_1080P60TO30_WDR, IMX482_FULL_LINES_MAX_2TO1_WDR, 30, 16.51, 1920, 1080, 0, OT_WDR_MODE_2To1_LINE, "IMX482_SENSOR_1080P_30FPS_WDR_2TO1_MODE"}, }; /**************************************************************************** * local variables * ****************************************************************************/ /* Imx482 Register Address */ #define IMX482_SHR0_ADDR 0x3050 #define IMX482_SHR1_ADDR 0x3054 #define IMX482_SHR2_ADDR 0x3058 #define IMX482_RHS1_ADDR 0x3060 #define IMX482_RHS2_ADDR 0x3064 #define IMX482_GAIN_ADDR 0x3084 #define IMX482_HCG_ADDR 0x3034 #define IMX482_HCG_SEL1_ADDR 0x3035 #define IMX482_HCG_SEL2_ADDR 0x3036 #define IMX482_VMAX_ADDR 0x3024 #define IMX482_HMAX_ADDR 0x3028 #define IMX482_WDR_BRL 2210 #define imx482_err_mode_print(sensor_image_mode, sns_state) \ do { \ isp_err_trace("Not support! Width:%d, Height:%d, Fps:%f, WDRMode:%d\n", \ (sensor_image_mode)->width, \ (sensor_image_mode)->height, \ (sensor_image_mode)->fps, \ (sns_state)->wdr_mode); \ } while (0) static td_void cmos_get_ae_comm_default(ot_vi_pipe vi_pipe, ot_isp_ae_sensor_default *ae_sns_dft, const ot_isp_sns_state *sns_state) { ae_sns_dft->full_lines_std = sns_state->fl_std; ae_sns_dft->flicker_freq = 50 * 256; /* light flicker freq: 50Hz, accuracy: 256 */ ae_sns_dft->full_lines_max = IMX482_FULL_LINES_MAX; ae_sns_dft->hmax_times = (1000000000) / (sns_state->fl_std * 30); /* 1000000000ns, 30fps */ ae_sns_dft->again_accu.accu_type = OT_ISP_AE_ACCURACY_TABLE; ae_sns_dft->again_accu.accuracy = 1; ae_sns_dft->dgain_accu.accu_type = OT_ISP_AE_ACCURACY_TABLE; ae_sns_dft->dgain_accu.accuracy = 1; ae_sns_dft->isp_dgain_shift = 8; /* accuracy: 8 */ ae_sns_dft->min_isp_dgain_target = 1 << ae_sns_dft->isp_dgain_shift; ae_sns_dft->max_isp_dgain_target = 2 << ae_sns_dft->isp_dgain_shift; /* max 2 */ if (g_lines_per500ms[vi_pipe] == 0) { ae_sns_dft->lines_per500ms = sns_state->fl_std * 30 / 2; /* 30fps, div 2 */ } else { ae_sns_dft->lines_per500ms = g_lines_per500ms[vi_pipe]; } ae_sns_dft->max_iris_fno = OT_ISP_IRIS_F_NO_1_0; ae_sns_dft->min_iris_fno = OT_ISP_IRIS_F_NO_32_0; ae_sns_dft->ae_route_ex_valid = TD_FALSE; ae_sns_dft->ae_route_attr.total_num = 0; ae_sns_dft->ae_route_attr_ex.total_num = 0; ae_sns_dft->quick_start.quick_start_enable = g_quick_start_en[vi_pipe]; ae_sns_dft->quick_start.black_frame_num = 0; return; } static td_void cmos_get_ae_linear_default(ot_vi_pipe vi_pipe, ot_isp_ae_sensor_default *ae_sns_dft, const ot_isp_sns_state *sns_state) { ae_sns_dft->int_time_accu.accu_type = OT_ISP_AE_ACCURACY_LINEAR; ae_sns_dft->int_time_accu.accuracy = 2; /* accuracy 2 */ ae_sns_dft->int_time_accu.offset = 0; ae_sns_dft->max_again = 62416; /* max 62416 */ ae_sns_dft->min_again = 1024; /* min 1024 */ ae_sns_dft->max_again_target = ae_sns_dft->max_again; ae_sns_dft->min_again_target = ae_sns_dft->min_again; ae_sns_dft->max_dgain = 1024; /* max 1024 */ ae_sns_dft->min_dgain = 1024; /* min 1024 */ ae_sns_dft->max_dgain_target = ae_sns_dft->max_dgain; ae_sns_dft->min_dgain_target = ae_sns_dft->min_dgain; ae_sns_dft->isp_dgain_shift = 8; /* accuracy: 8 */ ae_sns_dft->min_isp_dgain_target = 1 << ae_sns_dft->isp_dgain_shift; ae_sns_dft->max_isp_dgain_target = 255 << ae_sns_dft->isp_dgain_shift; /* max 255 */ ae_sns_dft->ae_compensation = 0x38; ae_sns_dft->ae_exp_mode = OT_ISP_AE_EXP_HIGHLIGHT_PRIOR; ae_sns_dft->init_exposure = g_init_exposure[vi_pipe] ? g_init_exposure[vi_pipe] : 76151; /* init 76151 */ ae_sns_dft->max_int_time = sns_state->fl_std - 6; /* sub 6 */ ae_sns_dft->min_int_time = 2; /* min 2 */ ae_sns_dft->max_int_time_target = 65535; /* max 65535 */ ae_sns_dft->min_int_time_target = 1; /* min 1 */ ae_sns_dft->ae_route_ex_valid = g_ae_route_ex_valid[vi_pipe]; (td_void)memcpy_s(&ae_sns_dft->ae_route_attr, sizeof(ot_isp_ae_route), &g_init_ae_route[vi_pipe], sizeof(ot_isp_ae_route)); (td_void)memcpy_s(&ae_sns_dft->ae_route_attr_ex, sizeof(ot_isp_ae_route_ex), &g_init_ae_route_ex[vi_pipe], sizeof(ot_isp_ae_route_ex)); return; } static td_void cmos_get_ae_3to1_line_wdr_default(ot_vi_pipe vi_pipe, ot_isp_ae_sensor_default *ae_sns_dft, const ot_isp_sns_state *sns_state) { ae_sns_dft->int_time_accu.accu_type = OT_ISP_AE_ACCURACY_L