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@@ -0,0 +1,1751 @@
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+// SPDX-License-Identifier: GPL-2.0
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+/*
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+ * sc2210 driver
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+ *
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+ * Copyright (C) 2022 Rockchip Electronics Co., Ltd.
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+ *
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+ * V0.0X01.0X01 first version
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+ */
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+
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+//#define DEBUG
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+#include <linux/clk.h>
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+#include <linux/device.h>
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+#include <linux/delay.h>
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+#include <linux/gpio/consumer.h>
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+#include <linux/i2c.h>
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+#include <linux/module.h>
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+#include <linux/pm_runtime.h>
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+#include <linux/regulator/consumer.h>
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+#include <linux/sysfs.h>
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+#include <linux/slab.h>
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+#include <linux/version.h>
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+#include <linux/rk-camera-module.h>
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+#include <linux/rk-preisp.h>
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+#include <media/media-entity.h>
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+#include <media/v4l2-async.h>
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+#include <media/v4l2-ctrls.h>
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+#include <media/v4l2-subdev.h>
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+#include <linux/pinctrl/consumer.h>
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+#include "../platform/rockchip/isp/rkisp_tb_helper.h"
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+
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+#define DRIVER_VERSION KERNEL_VERSION(0, 0x01, 0x01)
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+
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+#ifndef V4L2_CID_DIGITAL_GAIN
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+#define V4L2_CID_DIGITAL_GAIN V4L2_CID_GAIN
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+#endif
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+
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+#define sc2210_LANES (2LL)
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+#define sc2210_BITS_PER_SAMPLE (10LL)
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+//#define sc2210_LINK_FREQ_405 432000000LL
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+//186000000
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+//202500000LL
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+//#define sc2210_LINK_FREQ_405 (200000000LL)
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+// 798M : can not get any video
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+// 250M :
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+#define sc2210_LINK_FREQ_405 (200000000LL)
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+
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+#define PIXEL_RATE_WITH_405M_10BIT (sc2210_LINK_FREQ_405 * 2LL * sc2210_LANES / sc2210_BITS_PER_SAMPLE)
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+
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+#define CHIP_ID 0x2210
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+#define sc2210_REG_CHIP_ID 0x3107
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+
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+#define sc2210_REG_CTRL_MODE 0x0100
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+#define sc2210_MODE_SW_STANDBY 0x0
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+#define sc2210_MODE_STREAMING BIT(0)
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+
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+#define sc2210_REG_EXPOSURE_H 0x3e00
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+#define sc2210_REG_EXPOSURE_M 0x3e01
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+#define sc2210_REG_EXPOSURE_L 0x3e02
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+#define sc2210_EXPOSURE_MIN 1
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+#define sc2210_EXPOSURE_STEP 1
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+#define sc2210_VTS_MAX 0x7fff
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+
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+#define sc2210_REG_DIG_GAIN 0x3e06
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+#define sc2210_REG_DIG_FINE_GAIN 0x3e07
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+#define sc2210_REG_ANA_GAIN 0x3e09
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+#define sc2210_GAIN_MIN 0x0020
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+#define sc2210_GAIN_MAX (4096) //32*4*32
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+#define sc2210_GAIN_STEP 1
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+#define sc2210_GAIN_DEFAULT 0x80
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+
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+
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+//#define sc2210_REG_GROUP_HOLD 0x3812
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+//#define sc2210_GROUP_HOLD_START 0x00
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+//#define sc2210_GROUP_HOLD_END 0x30
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+
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+#define sc2210_REG_TEST_PATTERN 0x4501
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+#define sc2210_TEST_PATTERN_BIT_MASK BIT(3)
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+
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+#define sc2210_REG_VTS_H 0x320e
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+#define sc2210_REG_VTS_L 0x320f
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+
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+#define sc2210_FLIP_MIRROR_REG 0x3221
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+
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+#define sc2210_FETCH_EXP_H(VAL) (((VAL) >> 12) & 0xF)
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+#define sc2210_FETCH_EXP_M(VAL) (((VAL) >> 4) & 0xFF)
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+#define sc2210_FETCH_EXP_L(VAL) (((VAL) & 0xF) << 4)
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+
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+#define sc2210_FETCH_AGAIN_H(VAL) (((VAL) >> 8) & 0x03)
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+#define sc2210_FETCH_AGAIN_L(VAL) ((VAL) & 0xFF)
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+
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+#define sc2210_FETCH_MIRROR(VAL, ENABLE) (ENABLE ? VAL | 0x06 : VAL & 0xf9)
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+#define sc2210_FETCH_FLIP(VAL, ENABLE) (ENABLE ? VAL | 0x60 : VAL & 0x9f)
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+
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+#define REG_DELAY 0xFFFE
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+#define REG_NULL 0xFFFF
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+
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+#define sc2210_REG_VALUE_08BIT 1
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+#define sc2210_REG_VALUE_16BIT 2
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+#define sc2210_REG_VALUE_24BIT 3
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+
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+#define OF_CAMERA_PINCTRL_STATE_DEFAULT "rockchip,camera_default"
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+#define OF_CAMERA_PINCTRL_STATE_SLEEP "rockchip,camera_sleep"
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+#define sc2210_NAME "sc2210"
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+
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+static const char * const sc2210_supply_names[] = {
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+ "avdd", /* Analog power */
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+ "dovdd", /* Digital I/O power */
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+ "dvdd", /* Digital core power */
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+};
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+
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+#define sc2210_NUM_SUPPLIES ARRAY_SIZE(sc2210_supply_names)
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+
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+struct regval {
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+ u16 addr;
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+ u8 val;
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+};
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+
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+struct sc2210_mode {
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+ u32 bus_fmt;
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+ u32 width;
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+ u32 height;
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+ struct v4l2_fract max_fps;
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+ u32 hts_def;
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+ u32 vts_def;
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+ u32 exp_def;
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+ const struct regval *reg_list;
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+ u32 hdr_mode;
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+ u32 xvclk_freq;
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+ u32 link_freq_idx;
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+ u32 vc[PAD_MAX];
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+};
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+
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+struct sc2210 {
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+ struct i2c_client *client;
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+ struct clk *xvclk;
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+ struct gpio_desc *reset_gpio;
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+ struct regulator_bulk_data supplies[sc2210_NUM_SUPPLIES];
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+
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+ struct pinctrl *pinctrl;
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+ struct pinctrl_state *pins_default;
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+ struct pinctrl_state *pins_sleep;
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+
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+ struct v4l2_subdev subdev;
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+ struct media_pad pad;
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+ struct v4l2_ctrl_handler ctrl_handler;
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+ struct v4l2_ctrl *exposure;
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+ struct v4l2_ctrl *anal_gain;
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+ struct v4l2_ctrl *digi_gain;
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+ struct v4l2_ctrl *hblank;
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+ struct v4l2_ctrl *vblank;
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+ struct v4l2_ctrl *pixel_rate;
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+ struct v4l2_ctrl *link_freq;
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+ struct v4l2_ctrl *test_pattern;
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+ struct mutex mutex;
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+ bool streaming;
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+ bool power_on;
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+ const struct sc2210_mode *cur_mode;
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+ u32 module_index;
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+ const char *module_facing;
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+ const char *module_name;
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+ const char *len_name;
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+ u32 cur_vts;
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+ bool has_init_exp;
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+ bool is_thunderboot;
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+ bool is_first_streamoff;
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+ struct preisp_hdrae_exp_s init_hdrae_exp;
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+};
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+
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+#define to_sc2210(sd) container_of(sd, struct sc2210, subdev)
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+
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+/*
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+ * Xclk 24Mhz
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+ */
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+static const struct regval sc2210_global_regs[] = {
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+ {REG_NULL, 0x00},
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+};
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+
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+/*
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+
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+1080p_25p
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+ */
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+static const struct regval sc2210_linear_10_1920x1080_30fps_regs[] = {
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+{0x0100,0x00},
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+{0x0100,0x00},
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+{0x0100,0x00},
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+{0x0103,0x01}, //reset
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+{0x0100,0x00},
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+{0x0100,0x00},
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+{0x0100,0x00},
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+{0x0100,0x00},
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+{0x0100,0x00},
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+{0x36e9,0x80},
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+{0x36f9,0x80},
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+{0x3001,0x07},
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+{0x3002,0xc0},
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+{0x300a,0x2c},
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+{0x300f,0x00},
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+{0x3018,0x33},
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+{0x3019,0x0c},
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+{0x301f,0x47},
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+{0x3031,0x0a},
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+{0x3033,0x20},
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+{0x3038,0x22},
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+{0x3106,0x81},
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+{0x3201,0x04},
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+{0x3203,0x04},
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+{0x3204,0x07},
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+{0x3205,0x8b},
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+{0x3206,0x04},
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+{0x3207,0x43},
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+{0x320c,0x04},
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+{0x320d,0x4c},
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+{0x320e,0x05}, //sc2210_REG_VTS_H
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+{0x320f,0x46},//25fps sc2210_REG_VTS_L
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+{0x3211,0x04}, //输出窗口列起始位置
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+{0x3213,0x04}, //输出窗口行起始位置
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+{0x3231,0x02},
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+{0x3253,0x04},
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+{0x3301,0x0a},
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+{0x3302,0x10},
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+{0x3304,0x48},
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+{0x3305,0x00},
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+{0x3306,0x68},
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+{0x3308,0x20},
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+{0x3309,0x98},
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+{0x330a,0x00},
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+{0x330b,0xe8},
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+{0x330e,0x68},
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+{0x3314,0x92},
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+{0x3000,0xc0},
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+{0x331e,0x41},
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+{0x331f,0x91},
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+{0x334c,0x10},
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+{0x335d,0x60},
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+{0x335e,0x02},
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+{0x335f,0x06},
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+{0x3364,0x16},
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+{0x3366,0x92},
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+{0x3367,0x10},
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+{0x3368,0x04},
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+{0x3369,0x00},
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+{0x336a,0x00},
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+{0x336b,0x00},
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+{0x336d,0x03},
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+{0x337c,0x08},
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+{0x337d,0x0e},
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+{0x337f,0x33},
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+{0x3390,0x10},
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+{0x3391,0x30},
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+{0x3392,0x40},
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+{0x3393,0x0a},
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+{0x3394,0x0a},
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+{0x3395,0x0a},
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+{0x3396,0x08},
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+{0x3397,0x30},
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+{0x3398,0x3f},
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+{0x3399,0x50},
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+{0x339a,0x50},
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+{0x339b,0x50},
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+{0x339c,0x50},
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+{0x33a2,0x0a},
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+{0x33b9,0x0e},
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+{0x33e1,0x08},
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+{0x33e2,0x18},
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+{0x33e3,0x18},
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+{0x33e4,0x18},
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+{0x33e5,0x10},
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+{0x33e6,0x06},
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+{0x33e7,0x02},
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+{0x33e8,0x18},
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+{0x33e9,0x10},
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+{0x33ea,0x0c},
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+{0x33eb,0x10},
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+{0x33ec,0x04},
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+{0x33ed,0x02},
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+{0x33ee,0xa0},
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+{0x33ef,0x08},
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+{0x33f4,0x18},
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+{0x33f5,0x10},
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+{0x33f6,0x0c},
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+{0x33f7,0x10},
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+{0x33f8,0x06},
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+{0x33f9,0x02},
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+{0x33fa,0x18},
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+{0x33fb,0x10},
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+{0x33fc,0x0c},
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+{0x33fd,0x10},
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+{0x33fe,0x04},
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+{0x33ff,0x02},
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+{0x360f,0x01},
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+{0x3622,0xf7},
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+{0x3625,0x0a},
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+{0x3627,0x02},
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+{0x3630,0xa2},
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+{0x3631,0x00},
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+{0x3632,0xd8},
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+{0x3633,0x33},
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+{0x3635,0x20},
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+{0x3638,0x24},
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+{0x363a,0x80},
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+{0x363b,0x02},
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+{0x363e,0x22},
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+{0x3670,0x40},
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+{0x3671,0xf7},
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+{0x3672,0xf7},
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+{0x3673,0x07},
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+{0x367a,0x40},
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+{0x367b,0x7f},
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+{0x36b5,0x40},
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+{0x36b6,0x7f},
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+{0x36c0,0x80},
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+{0x36c1,0x9f},
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+{0x36c2,0x9f},
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+{0x36cc,0x22},
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+{0x36cd,0x23},
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+{0x36ce,0x30},
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+{0x36d0,0x20},
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+{0x36d1,0x40},
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+{0x36d2,0x7f},
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+{0x36ea,0x75},
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+{0x36eb,0x0d},
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+{0x36ec,0x13},
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+{0x36ed,0x24},
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+{0x36fa,0x5f},
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+{0x36fb,0x1b},
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+{0x36fc,0x10},
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+{0x36fd,0x07},
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+{0x3905,0xd8},
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+{0x3907,0x01},
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+{0x3908,0x11},
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+{0x391b,0x83},
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+{0x391d,0x2c},
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+{0x391f,0x00},
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+{0x3933,0x28},
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+{0x3934,0xa6},
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+{0x3940,0x70},
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+{0x3942,0x08},
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+{0x3943,0xbc},
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+{0x3958,0x02},
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+{0x3959,0x04},
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+{0x3980,0x61},
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+{0x3987,0x0b},
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+{0x3990,0x00},
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+{0x3991,0x00},
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+{0x3992,0x00},
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+{0x3993,0x00},
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+{0x3994,0x00},
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+{0x3995,0x00},
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+{0x3996,0x00},
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+{0x3997,0x00},
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+{0x3998,0x00},
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+{0x3999,0x00},
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+{0x399a,0x00},
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+{0x399b,0x00},
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+{0x399c,0x00},
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+{0x399d,0x00},
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+{0x399e,0x00},
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+{0x399f,0x00},
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+{0x39a0,0x00},
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+{0x39a1,0x00},
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+{0x39a2,0x03},
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+{0x39a3,0x30},
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+{0x39a4,0x03},
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+{0x39a5,0x60},
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+{0x39a6,0x03},
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+{0x39a7,0xa0},
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+{0x39a8,0x03},
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+{0x39a9,0xb0},
|
|
|
+{0x39aa,0x00},
|
|
|
+{0x39ab,0x00},
|
|
|
+{0x39ac,0x00},
|
|
|
+{0x39ad,0x20},
|
|
|
+{0x39ae,0x00},
|
|
|
+{0x39af,0x40},
|
|
|
+{0x39b0,0x00},
|
|
|
+{0x39b1,0x60},
|
|
|
+{0x39b2,0x00},
|
|
|
+{0x39b3,0x00},
|
|
|
+{0x39b4,0x08},
|
|
|
+{0x39b5,0x14},
|
|
|
+{0x39b6,0x20},
|
|
|
+{0x39b7,0x38},
|
|
|
+{0x39b8,0x38},
|
|
|
+{0x39b9,0x20},
|
|
|
+{0x39ba,0x14},
|
|
|
+{0x39bb,0x08},
|
|
|
+{0x39bc,0x08},
|
|
|
+{0x39bd,0x10},
|
|
|
+{0x39be,0x20},
|
|
|
+{0x39bf,0x30},
|
|
|
+{0x39c0,0x30},
|
|
|
+{0x39c1,0x20},
|
|
|
+{0x39c2,0x10},
|
|
|
+{0x39c3,0x08},
|
|
|
+{0x39c4,0x00},
|
|
|
+{0x39c5,0x80},
|
|
|
+{0x39c6,0x00},
|
|
|
+{0x39c7,0x80},
|
|
|
+{0x39c8,0x00},
|
|
|
+{0x39c9,0x00},
|
|
|
+{0x39ca,0x80},
|
|
|
+{0x39cb,0x00},
|
|
|
+{0x39cc,0x00},
|
|
|
+{0x39cd,0x00},
|
|
|
+{0x39ce,0x00},
|
|
|
+{0x39cf,0x00},
|
|
|
+{0x39d0,0x00},
|
|
|
+{0x39d1,0x00},
|
|
|
+{0x39e2,0x05},
|
|
|
+{0x39e3,0xeb},
|
|
|
+{0x39e4,0x07},
|
|
|
+{0x39e5,0xb6},
|
|
|
+{0x39e6,0x00},
|
|
|
+{0x39e7,0x3a},
|
|
|
+{0x39e8,0x3f},
|
|
|
+{0x39e9,0xb7},
|
|
|
+{0x39ea,0x02},
|
|
|
+{0x39eb,0x4f},
|
|
|
+{0x39ec,0x08},
|
|
|
+{0x39ed,0x00},
|
|
|
+{0x3e01,0x46},
|
|
|
+{0x3e02,0x10},
|
|
|
+{0x3e09,0x40},
|
|
|
+{0x3e14,0x31},
|
|
|
+{0x3e1b,0x3a},
|
|
|
+{0x3e26,0x40},
|
|
|
+{0x4401,0x1a},
|
|
|
+{0x4407,0xc0},
|
|
|
+{0x4418,0x34},
|
|
|
+{0x4500,0x18},
|
|
|
+{0x4501,0xb4}, //test patten 0xb4
|
|
|
+{0x4509,0x20},
|
|
|
+{0x4603,0x00},
|
|
|
+{0x4800,0x24},
|
|
|
+{0x4837,0x2b},
|
|
|
+{0x5000,0x0e},
|
|
|
+{0x550f,0x20},
|
|
|
+{0x36e9,0x51},
|
|
|
+{0x36f9,0x53},
|
|
|
+//{0x0100,0x01},
|
|
|
+{REG_NULL, 0x00},
|
|
|
+};
|
|
|
+
|
|
|
+
|
|
|
+static const struct sc2210_mode supported_modes[] = {
|
|
|
+ {
|
|
|
+ .width = 1920,
|
|
|
+ .height = 1080,
|
|
|
+ .max_fps = {
|
|
|
+ .numerator = 10000,
|
|
|
+ .denominator = 250000,
|
|
|
+ },
|
|
|
+ .exp_def = 0x80, //0x080
|
|
|
+ .hts_def = (1100),
|
|
|
+ .vts_def = (0x546), //0x546
|
|
|
+ .bus_fmt = MEDIA_BUS_FMT_SBGGR10_1X10, //MEDIA_BUS_FMT_SBGGR10_1X10
|
|
|
+ .reg_list = sc2210_linear_10_1920x1080_30fps_regs,
|
|
|
+ .hdr_mode = NO_HDR,
|
|
|
+ .xvclk_freq = 27000000,
|
|
|
+ .link_freq_idx = 0,
|
|
|
+ .vc[PAD0] = V4L2_MBUS_CSI2_CHANNEL_0,
|
|
|
+ },
|
|
|
+};
|
|
|
+
|
|
|
+static const s64 link_freq_menu_items[] = {
|
|
|
+ sc2210_LINK_FREQ_405,
|
|
|
+};
|
|
|
+
|
|
|
+static const char * const sc2210_test_pattern_menu[] = {
|
|
|
+ "Disabled",
|
|
|
+ "Vertical Color Bar Type 1",
|
|
|
+ "Vertical Color Bar Type 2",
|
|
|
+ "Vertical Color Bar Type 3",
|
|
|
+ "Vertical Color Bar Type 4",
|
|
|
+};
|
|
|
+
|
|
|
+/* Write registers up to 4 at a time */
|
|
|
+static int sc2210_write_reg(struct i2c_client *client, u16 reg,
|
|
|
+ u32 len, u32 val)
|
|
|
+{
|
|
|
+ u32 buf_i, val_i;
|
|
|
+ u8 buf[6];
|
|
|
+ u8 *val_p;
|
|
|
+ __be32 val_be;
|
|
|
+
|
|
|
+ if (len > 4)
|
|
|
+ return -EINVAL;
|
|
|
+
|
|
|
+
|
|
|
+ buf[0] = reg >> 8;
|
|
|
+ buf[1] = reg & 0xff;
|
|
|
+
|
|
|
+ val_be = cpu_to_be32(val);
|
|
|
+ val_p = (u8 *)&val_be;
|
|
|
+ buf_i = 2;
|
|
|
+ val_i = 4 - len;
|
|
|
+
|
|
|
+ while (val_i < 4)
|
|
|
+ buf[buf_i++] = val_p[val_i++];
|
|
|
+
|
|
|
+ if (i2c_master_send(client, buf, len + 2) != len + 2)
|
|
|
+ {
|
|
|
+ printk("i2c_master_send error\n");
|
|
|
+ return -EIO;
|
|
|
+ }
|
|
|
+
|
|
|
+ printk("sc2210_write_reg! addr=0x%X val=0x%X len=%d \n",reg,val,len);
|
|
|
+
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+static int isc2210_write_reg(struct i2c_client *client, u16 reg,
|
|
|
+ u32 len, u32 val)
|
|
|
+{
|
|
|
+ u32 buf_i, val_i;
|
|
|
+ u8 buf[6];
|
|
|
+ u8 *val_p;
|
|
|
+ __be32 val_be;
|
|
|
+
|
|
|
+ if (len > 4)
|
|
|
+ return -EINVAL;
|
|
|
+
|
|
|
+
|
|
|
+ buf[0] = reg >> 8;
|
|
|
+ buf[1] = reg & 0xff;
|
|
|
+
|
|
|
+ val_be = cpu_to_be32(val);
|
|
|
+ val_p = (u8 *)&val_be;
|
|
|
+ buf_i = 2;
|
|
|
+ val_i = 4 - len;
|
|
|
+
|
|
|
+ while (val_i < 4)
|
|
|
+ buf[buf_i++] = val_p[val_i++];
|
|
|
+
|
|
|
+ if (i2c_master_send(client, buf, len + 2) != len + 2)
|
|
|
+ {
|
|
|
+ printk("i2c_master_send error\n");
|
|
|
+ return -EIO;
|
|
|
+ }
|
|
|
+
|
|
|
+// printk("sc2210_write_reg! addr=0x%X val=0x%X len=%d \n",reg,val,len);
|
|
|
+
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+static int sc2210_write_array(struct i2c_client *client,
|
|
|
+ const struct regval *regs)
|
|
|
+{
|
|
|
+ u32 i;
|
|
|
+ int ret = 0;
|
|
|
+
|
|
|
+ for (i = 0; ret == 0 && regs[i].addr != REG_NULL; i++)
|
|
|
+ ret = isc2210_write_reg(client, regs[i].addr,
|
|
|
+ sc2210_REG_VALUE_08BIT, regs[i].val);
|
|
|
+
|
|
|
+ printk("sc2210_write_array! i=%d \n",i);
|
|
|
+
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+/* Read registers up to 4 at a time */
|
|
|
+static int sc2210_read_reg(struct i2c_client *client, u16 reg, unsigned int len,
|
|
|
+ u32 *val)
|
|
|
+{
|
|
|
+ struct i2c_msg msgs[2];
|
|
|
+ u8 *data_be_p;
|
|
|
+ __be32 data_be = 0;
|
|
|
+ __be16 reg_addr_be = cpu_to_be16(reg);
|
|
|
+ int ret;
|
|
|
+
|
|
|
+ if (len > 4 || !len)
|
|
|
+ return -EINVAL;
|
|
|
+
|
|
|
+ data_be_p = (u8 *)&data_be;
|
|
|
+ /* Write register address */
|
|
|
+ msgs[0].addr = client->addr;
|
|
|
+ msgs[0].flags = 0;
|
|
|
+ msgs[0].len = 2;
|
|
|
+ msgs[0].buf = (u8 *)®_addr_be;
|
|
|
+
|
|
|
+ /* Read data from register */
|
|
|
+ msgs[1].addr = client->addr;
|
|
|
+ msgs[1].flags = I2C_M_RD;
|
|
|
+ msgs[1].len = len;
|
|
|
+ msgs[1].buf = &data_be_p[4 - len];
|
|
|
+
|
|
|
+ ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));
|
|
|
+ if (ret != ARRAY_SIZE(msgs))
|
|
|
+ return -EIO;
|
|
|
+
|
|
|
+ *val = be32_to_cpu(data_be);
|
|
|
+
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+static int sc2210_set_gain_reg(struct sc2210 *sc2210, u32 gain)
|
|
|
+{
|
|
|
+ u32 coarse_again = 0, coarse_dgain = 0, fine_dgain = 0;
|
|
|
+ u32 gain_factor;
|
|
|
+ int ret = 0;
|
|
|
+
|
|
|
+ return ret; //debug ws
|
|
|
+
|
|
|
+ gain_factor = gain * 1000 / 32;
|
|
|
+ if (gain_factor < 1000) {
|
|
|
+ coarse_again = 0x00;
|
|
|
+ coarse_dgain = 0x00;
|
|
|
+ fine_dgain = 0x80;
|
|
|
+ } else if (gain_factor < 1000 * 2) { /*1x ~ 2x gain*/
|
|
|
+ coarse_again = 0x00;
|
|
|
+ coarse_dgain = 0x00;
|
|
|
+ fine_dgain = gain_factor * 128 / 1000;
|
|
|
+ } else if (gain_factor < 1000 * 4) { /*2x ~ 4x gain*/
|
|
|
+ coarse_again = 0x01;
|
|
|
+ coarse_dgain = 0x00;
|
|
|
+ fine_dgain = gain_factor * 128 / 1000 / 2;
|
|
|
+ } else if (gain_factor < 1000 * 8) { /*4x ~ 8x gain*/
|
|
|
+ coarse_again = 0x03;
|
|
|
+ coarse_dgain = 0x00;
|
|
|
+ fine_dgain = gain_factor * 128 / 1000 / 4;
|
|
|
+ } else if (gain_factor < 1000 * 16) { /*8x ~ 16x gain*/
|
|
|
+ coarse_again = 0x07;
|
|
|
+ coarse_dgain = 0x00;
|
|
|
+ fine_dgain = gain_factor * 128 / 1000 / 8;
|
|
|
+ } else if (gain_factor < 1000 * 32) { /*16x ~ 32x gain*/
|
|
|
+ coarse_again = 0x0f;
|
|
|
+ coarse_dgain = 0x00;
|
|
|
+ fine_dgain = gain_factor * 128 / 1000 / 16;
|
|
|
+ //open dgain begin max digital gain 4X
|
|
|
+ } else if (gain_factor < 1000 * 64) { /*32x ~ 64x gain*/
|
|
|
+ coarse_again = 0x1f;
|
|
|
+ coarse_dgain = 0x00;
|
|
|
+ fine_dgain = gain_factor * 128 / 1000 / 32;
|
|
|
+ } else if (gain_factor < 1000 * 128) { /*64x ~ 128x gain*/
|
|
|
+ coarse_again = 0x1f;
|
|
|
+ coarse_dgain = 0x01;
|
|
|
+ fine_dgain = gain_factor * 128 / 1000 / 64;
|
|
|
+ } else { /*max 128x gain*/
|
|
|
+ coarse_again = 0x1f;
|
|
|
+ coarse_dgain = 0x03;
|
|
|
+ fine_dgain = 0x80;
|
|
|
+ }
|
|
|
+ dev_dbg(&sc2210->client->dev,
|
|
|
+ "total_gain: 0x%x, d_gain: 0x%x, d_fine_gain: 0x%x, c_gain: 0x%x\n",
|
|
|
+ gain, coarse_dgain, fine_dgain, coarse_again);
|
|
|
+
|
|
|
+ ret = sc2210_write_reg(sc2210->client,
|
|
|
+ sc2210_REG_DIG_GAIN,
|
|
|
+ sc2210_REG_VALUE_08BIT,
|
|
|
+ coarse_dgain);
|
|
|
+ ret |= sc2210_write_reg(sc2210->client,
|
|
|
+ sc2210_REG_DIG_FINE_GAIN,
|
|
|
+ sc2210_REG_VALUE_08BIT,
|
|
|
+ fine_dgain);
|
|
|
+ ret |= sc2210_write_reg(sc2210->client,
|
|
|
+ sc2210_REG_ANA_GAIN,
|
|
|
+ sc2210_REG_VALUE_08BIT,
|
|
|
+ coarse_again);
|
|
|
+
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+static int sc2210_get_reso_dist(const struct sc2210_mode *mode,
|
|
|
+ struct v4l2_mbus_framefmt *framefmt)
|
|
|
+{
|
|
|
+ return abs(mode->width - framefmt->width) +
|
|
|
+ abs(mode->height - framefmt->height);
|
|
|
+}
|
|
|
+
|
|
|
+static const struct sc2210_mode *
|
|
|
+sc2210_find_best_fit(struct v4l2_subdev_format *fmt)
|
|
|
+{
|
|
|
+ struct v4l2_mbus_framefmt *framefmt = &fmt->format;
|
|
|
+ int dist;
|
|
|
+ int cur_best_fit = 0;
|
|
|
+ int cur_best_fit_dist = -1;
|
|
|
+ unsigned int i;
|
|
|
+
|
|
|
+ for (i = 0; i < ARRAY_SIZE(supported_modes); i++) {
|
|
|
+ dist = sc2210_get_reso_dist(&supported_modes[i], framefmt);
|
|
|
+ if (cur_best_fit_dist == -1 || dist < cur_best_fit_dist) {
|
|
|
+ cur_best_fit_dist = dist;
|
|
|
+ cur_best_fit = i;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return &supported_modes[cur_best_fit];
|
|
|
+}
|
|
|
+
|
|
|
+static int sc2210_set_fmt(struct v4l2_subdev *sd,
|
|
|
+ struct v4l2_subdev_pad_config *cfg,
|
|
|
+ struct v4l2_subdev_format *fmt)
|
|
|
+{
|
|
|
+ struct sc2210 *sc2210 = to_sc2210(sd);
|
|
|
+ const struct sc2210_mode *mode;
|
|
|
+ struct device *dev = &sc2210->client->dev;
|
|
|
+ s64 h_blank, vblank_def;
|
|
|
+ u64 dst_link_freq = 0;
|
|
|
+ u64 dst_pixel_rate = 0;
|
|
|
+
|
|
|
+ dev_info(dev,"enter sc2210_set_fmt\n");
|
|
|
+
|
|
|
+ mutex_lock(&sc2210->mutex);
|
|
|
+
|
|
|
+ mode = sc2210_find_best_fit(fmt);
|
|
|
+ fmt->format.code = mode->bus_fmt;
|
|
|
+ fmt->format.width = mode->width;
|
|
|
+ fmt->format.height = mode->height;
|
|
|
+ fmt->format.field = V4L2_FIELD_NONE;
|
|
|
+
|
|
|
+
|
|
|
+ if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {
|
|
|
+ dev_info(dev,"enter v4l2_subdev_get_try_format\n");
|
|
|
+#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API
|
|
|
+ *v4l2_subdev_get_try_format(sd, cfg, fmt->pad) = fmt->format;
|
|
|
+#else
|
|
|
+ mutex_unlock(&sc2210->mutex);
|
|
|
+ return -ENOTTY;
|
|
|
+#endif
|
|
|
+ } else {
|
|
|
+ sc2210->cur_mode = mode;
|
|
|
+ h_blank = mode->hts_def - mode->width;
|
|
|
+
|
|
|
+ __v4l2_ctrl_modify_range(sc2210->hblank, h_blank,
|
|
|
+ h_blank, 1, h_blank);
|
|
|
+ vblank_def = mode->vts_def - mode->height;
|
|
|
+ __v4l2_ctrl_modify_range(sc2210->vblank, vblank_def,
|
|
|
+ sc2210_VTS_MAX - mode->height,
|
|
|
+ 1, vblank_def);
|
|
|
+ dst_link_freq = mode->link_freq_idx;
|
|
|
+ dst_pixel_rate = (u32)link_freq_menu_items[mode->link_freq_idx] /
|
|
|
+ sc2210_BITS_PER_SAMPLE * 2 * sc2210_LANES;
|
|
|
+ __v4l2_ctrl_s_ctrl_int64(sc2210->pixel_rate,
|
|
|
+ dst_pixel_rate);
|
|
|
+ __v4l2_ctrl_s_ctrl(sc2210->link_freq,
|
|
|
+ dst_link_freq);
|
|
|
+ dev_info(dev,"h_blank=%lld vblank_def=%lld dst_link_freq=%lld dst_pixel_rate=%lld\n",h_blank,vblank_def,dst_link_freq,dst_pixel_rate);
|
|
|
+ }
|
|
|
+
|
|
|
+ mutex_unlock(&sc2210->mutex);
|
|
|
+
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+static int sc2210_get_fmt(struct v4l2_subdev *sd,
|
|
|
+ struct v4l2_subdev_pad_config *cfg,
|
|
|
+ struct v4l2_subdev_format *fmt)
|
|
|
+{
|
|
|
+ struct sc2210 *sc2210 = to_sc2210(sd);
|
|
|
+ const struct sc2210_mode *mode = sc2210->cur_mode;
|
|
|
+
|
|
|
+ mutex_lock(&sc2210->mutex);
|
|
|
+ if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {
|
|
|
+#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API
|
|
|
+ fmt->format = *v4l2_subdev_get_try_format(sd, cfg, fmt->pad);
|
|
|
+#else
|
|
|
+ mutex_unlock(&sc2210->mutex);
|
|
|
+ return -ENOTTY;
|
|
|
+#endif
|
|
|
+ } else {
|
|
|
+ fmt->format.width = mode->width;
|
|
|
+ fmt->format.height = mode->height;
|
|
|
+ fmt->format.code = mode->bus_fmt;
|
|
|
+ fmt->format.field = V4L2_FIELD_NONE;
|
|
|
+ /* format info: width/height/data type/virctual channel */
|
|
|
+ if (fmt->pad < PAD_MAX && mode->hdr_mode != NO_HDR)
|
|
|
+ fmt->reserved[0] = mode->vc[fmt->pad];
|
|
|
+ else
|
|
|
+ fmt->reserved[0] = mode->vc[PAD0];
|
|
|
+ }
|
|
|
+ mutex_unlock(&sc2210->mutex);
|
|
|
+
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+static int sc2210_enum_mbus_code(struct v4l2_subdev *sd,
|
|
|
+ struct v4l2_subdev_pad_config *cfg,
|
|
|
+ struct v4l2_subdev_mbus_code_enum *code)
|
|
|
+{
|
|
|
+ struct sc2210 *sc2210 = to_sc2210(sd);
|
|
|
+
|
|
|
+ if (code->index != 0)
|
|
|
+ return -EINVAL;
|
|
|
+ code->code = sc2210->cur_mode->bus_fmt;
|
|
|
+
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+static int sc2210_enum_frame_sizes(struct v4l2_subdev *sd,
|
|
|
+ struct v4l2_subdev_pad_config *cfg,
|
|
|
+ struct v4l2_subdev_frame_size_enum *fse)
|
|
|
+{
|
|
|
+ if (fse->index >= ARRAY_SIZE(supported_modes))
|
|
|
+ return -EINVAL;
|
|
|
+
|
|
|
+ if (fse->code != supported_modes[0].bus_fmt)
|
|
|
+ return -EINVAL;
|
|
|
+
|
|
|
+ fse->min_width = supported_modes[fse->index].width;
|
|
|
+ fse->max_width = supported_modes[fse->index].width;
|
|
|
+ fse->max_height = supported_modes[fse->index].height;
|
|
|
+ fse->min_height = supported_modes[fse->index].height;
|
|
|
+
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+static int sc2210_enable_test_pattern(struct sc2210 *sc2210, u32 pattern)
|
|
|
+{
|
|
|
+ u32 val = 0;
|
|
|
+ int ret = 0;
|
|
|
+
|
|
|
+ ret = sc2210_read_reg(sc2210->client, sc2210_REG_TEST_PATTERN,
|
|
|
+ sc2210_REG_VALUE_08BIT, &val);
|
|
|
+ if (pattern)
|
|
|
+ val |= sc2210_TEST_PATTERN_BIT_MASK;
|
|
|
+ else
|
|
|
+ val &= ~sc2210_TEST_PATTERN_BIT_MASK;
|
|
|
+
|
|
|
+ ret |= sc2210_write_reg(sc2210->client, sc2210_REG_TEST_PATTERN,
|
|
|
+ sc2210_REG_VALUE_08BIT, val);
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+static int sc2210_g_frame_interval(struct v4l2_subdev *sd,
|
|
|
+ struct v4l2_subdev_frame_interval *fi)
|
|
|
+{
|
|
|
+ struct sc2210 *sc2210 = to_sc2210(sd);
|
|
|
+ const struct sc2210_mode *mode = sc2210->cur_mode;
|
|
|
+
|
|
|
+ fi->interval = mode->max_fps;
|
|
|
+
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+static int sc2210_g_mbus_config(struct v4l2_subdev *sd,
|
|
|
+ unsigned int pad_id,
|
|
|
+ struct v4l2_mbus_config *config)
|
|
|
+{
|
|
|
+ struct sc2210 *sc2210 = to_sc2210(sd);
|
|
|
+ const struct sc2210_mode *mode = sc2210->cur_mode;
|
|
|
+
|
|
|
+ u32 val = (1 << (sc2210_LANES - 1)) |
|
|
|
+ V4L2_MBUS_CSI2_CHANNEL_0 |
|
|
|
+ V4L2_MBUS_CSI2_NONCONTINUOUS_CLOCK; // V4L2_MBUS_CSI2_CONTINUOUS_CLOCK
|
|
|
+
|
|
|
+// if (mode->hdr_mode != NO_HDR)
|
|
|
+// val |= V4L2_MBUS_CSI2_CHANNEL_1;
|
|
|
+// if (mode->hdr_mode == HDR_X3)
|
|
|
+ // val |= V4L2_MBUS_CSI2_CHANNEL_2;
|
|
|
+
|
|
|
+ config->type = V4L2_MBUS_CSI2_DPHY;
|
|
|
+ config->flags = val;
|
|
|
+
|
|
|
+ printk("sc2210_g_mbus_config val=0x%X hdr_mode=%d\n",val,mode->hdr_mode );
|
|
|
+
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+static void sc2210_get_module_inf(struct sc2210 *sc2210,
|
|
|
+ struct rkmodule_inf *inf)
|
|
|
+{
|
|
|
+ memset(inf, 0, sizeof(*inf));
|
|
|
+ strscpy(inf->base.sensor, sc2210_NAME, sizeof(inf->base.sensor));
|
|
|
+ strscpy(inf->base.module, sc2210->module_name,
|
|
|
+ sizeof(inf->base.module));
|
|
|
+ strscpy(inf->base.lens, sc2210->len_name, sizeof(inf->base.lens));
|
|
|
+}
|
|
|
+
|
|
|
+static long sc2210_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
|
|
|
+{
|
|
|
+ struct sc2210 *sc2210 = to_sc2210(sd);
|
|
|
+ struct rkmodule_hdr_cfg *hdr;
|
|
|
+ u32 i, h, w;
|
|
|
+ long ret = 0;
|
|
|
+ u32 stream = 0;
|
|
|
+
|
|
|
+ switch (cmd) {
|
|
|
+ case RKMODULE_GET_MODULE_INFO:
|
|
|
+ sc2210_get_module_inf(sc2210, (struct rkmodule_inf *)arg);
|
|
|
+ break;
|
|
|
+ case RKMODULE_GET_HDR_CFG:
|
|
|
+ hdr = (struct rkmodule_hdr_cfg *)arg;
|
|
|
+ hdr->esp.mode = HDR_NORMAL_VC;
|
|
|
+ hdr->hdr_mode = sc2210->cur_mode->hdr_mode;
|
|
|
+ break;
|
|
|
+ case RKMODULE_SET_HDR_CFG:
|
|
|
+ hdr = (struct rkmodule_hdr_cfg *)arg;
|
|
|
+ w = sc2210->cur_mode->width;
|
|
|
+ h = sc2210->cur_mode->height;
|
|
|
+ for (i = 0; i < ARRAY_SIZE(supported_modes); i++) {
|
|
|
+ if (w == supported_modes[i].width &&
|
|
|
+ h == supported_modes[i].height &&
|
|
|
+ supported_modes[i].hdr_mode == hdr->hdr_mode) {
|
|
|
+ sc2210->cur_mode = &supported_modes[i];
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if (i == ARRAY_SIZE(supported_modes)) {
|
|
|
+ dev_err(&sc2210->client->dev,
|
|
|
+ "not find hdr mode:%d %dx%d config\n",
|
|
|
+ hdr->hdr_mode, w, h);
|
|
|
+ ret = -EINVAL;
|
|
|
+ } else {
|
|
|
+ w = sc2210->cur_mode->hts_def - sc2210->cur_mode->width;
|
|
|
+ h = sc2210->cur_mode->vts_def - sc2210->cur_mode->height;
|
|
|
+ __v4l2_ctrl_modify_range(sc2210->hblank, w, w, 1, w);
|
|
|
+ __v4l2_ctrl_modify_range(sc2210->vblank, h,
|
|
|
+ sc2210_VTS_MAX - sc2210->cur_mode->height, 1, h);
|
|
|
+ }
|
|
|
+ break;
|
|
|
+ case PREISP_CMD_SET_HDRAE_EXP:
|
|
|
+ break;
|
|
|
+ case RKMODULE_SET_QUICK_STREAM:
|
|
|
+
|
|
|
+ stream = *((u32 *)arg);
|
|
|
+
|
|
|
+ if (stream)
|
|
|
+ ret = sc2210_write_reg(sc2210->client, sc2210_REG_CTRL_MODE,
|
|
|
+ sc2210_REG_VALUE_08BIT, sc2210_MODE_STREAMING);
|
|
|
+ else
|
|
|
+ ret = sc2210_write_reg(sc2210->client, sc2210_REG_CTRL_MODE,
|
|
|
+ sc2210_REG_VALUE_08BIT, sc2210_MODE_SW_STANDBY);
|
|
|
+ break;
|
|
|
+ default:
|
|
|
+ ret = -ENOIOCTLCMD;
|
|
|
+ break;
|
|
|
+ }
|
|
|
+
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+#ifdef CONFIG_COMPAT
|
|
|
+static long sc2210_compat_ioctl32(struct v4l2_subdev *sd,
|
|
|
+ unsigned int cmd, unsigned long arg)
|
|
|
+{
|
|
|
+ void __user *up = compat_ptr(arg);
|
|
|
+ struct rkmodule_inf *inf;
|
|
|
+ struct rkmodule_hdr_cfg *hdr;
|
|
|
+ struct preisp_hdrae_exp_s *hdrae;
|
|
|
+ long ret;
|
|
|
+ u32 stream = 0;
|
|
|
+
|
|
|
+ switch (cmd) {
|
|
|
+ case RKMODULE_GET_MODULE_INFO:
|
|
|
+ inf = kzalloc(sizeof(*inf), GFP_KERNEL);
|
|
|
+ if (!inf) {
|
|
|
+ ret = -ENOMEM;
|
|
|
+ return ret;
|
|
|
+ }
|
|
|
+
|
|
|
+ ret = sc2210_ioctl(sd, cmd, inf);
|
|
|
+ if (!ret) {
|
|
|
+ if (copy_to_user(up, inf, sizeof(*inf)))
|
|
|
+ ret = -EFAULT;
|
|
|
+ }
|
|
|
+ kfree(inf);
|
|
|
+ break;
|
|
|
+ case RKMODULE_GET_HDR_CFG:
|
|
|
+ hdr = kzalloc(sizeof(*hdr), GFP_KERNEL);
|
|
|
+ if (!hdr) {
|
|
|
+ ret = -ENOMEM;
|
|
|
+ return ret;
|
|
|
+ }
|
|
|
+
|
|
|
+ ret = sc2210_ioctl(sd, cmd, hdr);
|
|
|
+ if (!ret) {
|
|
|
+ if (copy_to_user(up, hdr, sizeof(*hdr)))
|
|
|
+ ret = -EFAULT;
|
|
|
+ }
|
|
|
+ kfree(hdr);
|
|
|
+ break;
|
|
|
+ case RKMODULE_SET_HDR_CFG:
|
|
|
+ hdr = kzalloc(sizeof(*hdr), GFP_KERNEL);
|
|
|
+ if (!hdr) {
|
|
|
+ ret = -ENOMEM;
|
|
|
+ return ret;
|
|
|
+ }
|
|
|
+
|
|
|
+ ret = copy_from_user(hdr, up, sizeof(*hdr));
|
|
|
+ if (!ret)
|
|
|
+ ret = sc2210_ioctl(sd, cmd, hdr);
|
|
|
+ else
|
|
|
+ ret = -EFAULT;
|
|
|
+ kfree(hdr);
|
|
|
+ break;
|
|
|
+ case PREISP_CMD_SET_HDRAE_EXP:
|
|
|
+ hdrae = kzalloc(sizeof(*hdrae), GFP_KERNEL);
|
|
|
+ if (!hdrae) {
|
|
|
+ ret = -ENOMEM;
|
|
|
+ return ret;
|
|
|
+ }
|
|
|
+
|
|
|
+ ret = copy_from_user(hdrae, up, sizeof(*hdrae));
|
|
|
+ if (!ret)
|
|
|
+ ret = sc2210_ioctl(sd, cmd, hdrae);
|
|
|
+ else
|
|
|
+ ret = -EFAULT;
|
|
|
+ kfree(hdrae);
|
|
|
+ break;
|
|
|
+ case RKMODULE_SET_QUICK_STREAM:
|
|
|
+ ret = copy_from_user(&stream, up, sizeof(u32));
|
|
|
+ if (!ret)
|
|
|
+ ret = sc2210_ioctl(sd, cmd, &stream);
|
|
|
+ else
|
|
|
+ ret = -EFAULT;
|
|
|
+ break;
|
|
|
+ default:
|
|
|
+ ret = -ENOIOCTLCMD;
|
|
|
+ break;
|
|
|
+ }
|
|
|
+
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+#endif
|
|
|
+
|
|
|
+static int __sc2210_start_stream(struct sc2210 *sc2210)
|
|
|
+{
|
|
|
+ int ret;
|
|
|
+
|
|
|
+ if (!sc2210->is_thunderboot) {
|
|
|
+ ret = sc2210_write_array(sc2210->client, sc2210->cur_mode->reg_list);
|
|
|
+ if (ret)
|
|
|
+ return ret;
|
|
|
+ /* In case these controls are set before streaming */
|
|
|
+ ret = __v4l2_ctrl_handler_setup(&sc2210->ctrl_handler);
|
|
|
+ if (ret)
|
|
|
+ return ret;
|
|
|
+ if (sc2210->has_init_exp && sc2210->cur_mode->hdr_mode != NO_HDR) {
|
|
|
+ ret = sc2210_ioctl(&sc2210->subdev, PREISP_CMD_SET_HDRAE_EXP,
|
|
|
+ &sc2210->init_hdrae_exp);
|
|
|
+ if (ret) {
|
|
|
+ dev_err(&sc2210->client->dev,
|
|
|
+ "init exp fail in hdr mode\n");
|
|
|
+ return ret;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ ret = sc2210_write_reg(sc2210->client, sc2210_REG_CTRL_MODE,
|
|
|
+ sc2210_REG_VALUE_08BIT, sc2210_MODE_STREAMING);
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+static int __sc2210_stop_stream(struct sc2210 *sc2210)
|
|
|
+{
|
|
|
+ sc2210->has_init_exp = false;
|
|
|
+ if (sc2210->is_thunderboot) {
|
|
|
+ sc2210->is_first_streamoff = true;
|
|
|
+ pm_runtime_put(&sc2210->client->dev);
|
|
|
+ }
|
|
|
+ return sc2210_write_reg(sc2210->client, sc2210_REG_CTRL_MODE,
|
|
|
+ sc2210_REG_VALUE_08BIT, sc2210_MODE_SW_STANDBY);
|
|
|
+}
|
|
|
+
|
|
|
+static int __sc2210_power_on(struct sc2210 *sc2210);
|
|
|
+static int sc2210_s_stream(struct v4l2_subdev *sd, int on)
|
|
|
+{
|
|
|
+ struct sc2210 *sc2210 = to_sc2210(sd);
|
|
|
+ struct i2c_client *client = sc2210->client;
|
|
|
+ int ret = 0;
|
|
|
+
|
|
|
+ mutex_lock(&sc2210->mutex);
|
|
|
+ on = !!on;
|
|
|
+ if (on == sc2210->streaming)
|
|
|
+ goto unlock_and_return;
|
|
|
+ if (on) {
|
|
|
+ if (sc2210->is_thunderboot && rkisp_tb_get_state() == RKISP_TB_NG) {
|
|
|
+ sc2210->is_thunderboot = false;
|
|
|
+ __sc2210_power_on(sc2210);
|
|
|
+ }
|
|
|
+ ret = pm_runtime_get_sync(&client->dev);
|
|
|
+ if (ret < 0) {
|
|
|
+ pm_runtime_put_noidle(&client->dev);
|
|
|
+ goto unlock_and_return;
|
|
|
+ }
|
|
|
+ ret = __sc2210_start_stream(sc2210);
|
|
|
+ if (ret) {
|
|
|
+ v4l2_err(sd, "start stream failed while write regs\n");
|
|
|
+ pm_runtime_put(&client->dev);
|
|
|
+ goto unlock_and_return;
|
|
|
+ }
|
|
|
+ } else {
|
|
|
+ __sc2210_stop_stream(sc2210);
|
|
|
+ pm_runtime_put(&client->dev);
|
|
|
+ }
|
|
|
+
|
|
|
+ sc2210->streaming = on;
|
|
|
+unlock_and_return:
|
|
|
+ mutex_unlock(&sc2210->mutex);
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+static int sc2210_s_power(struct v4l2_subdev *sd, int on)
|
|
|
+{
|
|
|
+ struct sc2210 *sc2210 = to_sc2210(sd);
|
|
|
+ struct i2c_client *client = sc2210->client;
|
|
|
+ int ret = 0;
|
|
|
+
|
|
|
+ mutex_lock(&sc2210->mutex);
|
|
|
+
|
|
|
+ /* If the power state is not modified - no work to do. */
|
|
|
+ if (sc2210->power_on == !!on)
|
|
|
+ goto unlock_and_return;
|
|
|
+
|
|
|
+ if (on) {
|
|
|
+ ret = pm_runtime_get_sync(&client->dev);
|
|
|
+ if (ret < 0) {
|
|
|
+ pm_runtime_put_noidle(&client->dev);
|
|
|
+ goto unlock_and_return;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!sc2210->is_thunderboot) {
|
|
|
+ printk("sc2210_write_array sc2210_linear_10_1920x1080_30fps_regs\n");
|
|
|
+ ret = sc2210_write_array(sc2210->client, sc2210_linear_10_1920x1080_30fps_regs);
|
|
|
+ if (ret) {
|
|
|
+ v4l2_err(sd, "could not set init registers\n");
|
|
|
+ pm_runtime_put_noidle(&client->dev);
|
|
|
+ goto unlock_and_return;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ sc2210->power_on = true;
|
|
|
+ } else {
|
|
|
+ pm_runtime_put(&client->dev);
|
|
|
+ sc2210->power_on = false;
|
|
|
+ }
|
|
|
+
|
|
|
+unlock_and_return:
|
|
|
+ mutex_unlock(&sc2210->mutex);
|
|
|
+
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+/* Calculate the delay in us by clock rate and clock cycles */
|
|
|
+static inline u32 sc2210_cal_delay(u32 cycles, struct sc2210 *sc2210)
|
|
|
+{
|
|
|
+ return DIV_ROUND_UP(cycles, sc2210->cur_mode->xvclk_freq / 1000 / 1000);
|
|
|
+}
|
|
|
+
|
|
|
+static int __sc2210_power_on(struct sc2210 *sc2210)
|
|
|
+{
|
|
|
+ int ret;
|
|
|
+ u32 delay_us;
|
|
|
+ struct device *dev = &sc2210->client->dev;
|
|
|
+
|
|
|
+ if (!IS_ERR_OR_NULL(sc2210->pins_default)) {
|
|
|
+ ret = pinctrl_select_state(sc2210->pinctrl,
|
|
|
+ sc2210->pins_default);
|
|
|
+ if (ret < 0)
|
|
|
+ dev_err(dev, "could not set pins\n");
|
|
|
+ }
|
|
|
+ ret = clk_set_rate(sc2210->xvclk, sc2210->cur_mode->xvclk_freq);
|
|
|
+ if (ret < 0)
|
|
|
+ dev_warn(dev, "Failed to set xvclk rate (%dHz)\n", sc2210->cur_mode->xvclk_freq);
|
|
|
+ if (clk_get_rate(sc2210->xvclk) != sc2210->cur_mode->xvclk_freq)
|
|
|
+ dev_warn(dev, "xvclk mismatched, modes are based on %dHz\n",
|
|
|
+ sc2210->cur_mode->xvclk_freq);
|
|
|
+ ret = clk_prepare_enable(sc2210->xvclk);
|
|
|
+ if (ret < 0) {
|
|
|
+ dev_err(dev, "Failed to enable xvclk\n");
|
|
|
+ return ret;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (sc2210->is_thunderboot)
|
|
|
+ return 0;
|
|
|
+
|
|
|
+ if (!IS_ERR(sc2210->reset_gpio))
|
|
|
+ gpiod_set_value_cansleep(sc2210->reset_gpio, 0);
|
|
|
+
|
|
|
+ ret = regulator_bulk_enable(sc2210_NUM_SUPPLIES, sc2210->supplies);
|
|
|
+ if (ret < 0) {
|
|
|
+ dev_err(dev, "Failed to enable regulators\n");
|
|
|
+ goto disable_clk;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!IS_ERR(sc2210->reset_gpio))
|
|
|
+ gpiod_set_value_cansleep(sc2210->reset_gpio, 1);
|
|
|
+
|
|
|
+ usleep_range(500, 1000);
|
|
|
+
|
|
|
+ if (!IS_ERR(sc2210->reset_gpio))
|
|
|
+ usleep_range(6000, 8000);
|
|
|
+ else
|
|
|
+ usleep_range(12000, 16000);
|
|
|
+
|
|
|
+ /* 8192 cycles prior to first SCCB transaction */
|
|
|
+ delay_us = sc2210_cal_delay(8192, sc2210);
|
|
|
+ usleep_range(delay_us, delay_us * 2);
|
|
|
+
|
|
|
+ return 0;
|
|
|
+
|
|
|
+disable_clk:
|
|
|
+ clk_disable_unprepare(sc2210->xvclk);
|
|
|
+
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+static void __sc2210_power_off(struct sc2210 *sc2210)
|
|
|
+{
|
|
|
+ int ret;
|
|
|
+ struct device *dev = &sc2210->client->dev;
|
|
|
+
|
|
|
+ clk_disable_unprepare(sc2210->xvclk);
|
|
|
+ if (sc2210->is_thunderboot) {
|
|
|
+ if (sc2210->is_first_streamoff) {
|
|
|
+ sc2210->is_thunderboot = false;
|
|
|
+ sc2210->is_first_streamoff = false;
|
|
|
+ } else {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!IS_ERR(sc2210->reset_gpio))
|
|
|
+ gpiod_set_value_cansleep(sc2210->reset_gpio, 0);
|
|
|
+ if (!IS_ERR_OR_NULL(sc2210->pins_sleep)) {
|
|
|
+ ret = pinctrl_select_state(sc2210->pinctrl,
|
|
|
+ sc2210->pins_sleep);
|
|
|
+ if (ret < 0)
|
|
|
+ dev_dbg(dev, "could not set pins\n");
|
|
|
+ }
|
|
|
+ regulator_bulk_disable(sc2210_NUM_SUPPLIES, sc2210->supplies);
|
|
|
+}
|
|
|
+
|
|
|
+static int sc2210_runtime_resume(struct device *dev)
|
|
|
+{
|
|
|
+ struct i2c_client *client = to_i2c_client(dev);
|
|
|
+ struct v4l2_subdev *sd = i2c_get_clientdata(client);
|
|
|
+ struct sc2210 *sc2210 = to_sc2210(sd);
|
|
|
+
|
|
|
+ return __sc2210_power_on(sc2210);
|
|
|
+}
|
|
|
+
|
|
|
+static int sc2210_runtime_suspend(struct device *dev)
|
|
|
+{
|
|
|
+ struct i2c_client *client = to_i2c_client(dev);
|
|
|
+ struct v4l2_subdev *sd = i2c_get_clientdata(client);
|
|
|
+ struct sc2210 *sc2210 = to_sc2210(sd);
|
|
|
+
|
|
|
+ __sc2210_power_off(sc2210);
|
|
|
+
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API
|
|
|
+static int sc2210_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
|
|
|
+{
|
|
|
+ struct sc2210 *sc2210 = to_sc2210(sd);
|
|
|
+ struct v4l2_mbus_framefmt *try_fmt =
|
|
|
+ v4l2_subdev_get_try_format(sd, fh->pad, 0);
|
|
|
+ const struct sc2210_mode *def_mode = &supported_modes[0];
|
|
|
+
|
|
|
+ mutex_lock(&sc2210->mutex);
|
|
|
+ /* Initialize try_fmt */
|
|
|
+ try_fmt->width = def_mode->width;
|
|
|
+ try_fmt->height = def_mode->height;
|
|
|
+ try_fmt->code = def_mode->bus_fmt;
|
|
|
+ try_fmt->field = V4L2_FIELD_NONE;
|
|
|
+
|
|
|
+ mutex_unlock(&sc2210->mutex);
|
|
|
+ /* No crop or compose */
|
|
|
+
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+#endif
|
|
|
+
|
|
|
+static int sc2210_enum_frame_interval(struct v4l2_subdev *sd,
|
|
|
+ struct v4l2_subdev_pad_config *cfg,
|
|
|
+ struct v4l2_subdev_frame_interval_enum *fie)
|
|
|
+{
|
|
|
+ if (fie->index >= ARRAY_SIZE(supported_modes))
|
|
|
+ return -EINVAL;
|
|
|
+
|
|
|
+ fie->code = supported_modes[fie->index].bus_fmt;
|
|
|
+ fie->width = supported_modes[fie->index].width;
|
|
|
+ fie->height = supported_modes[fie->index].height;
|
|
|
+ fie->interval = supported_modes[fie->index].max_fps;
|
|
|
+ fie->reserved[0] = supported_modes[fie->index].hdr_mode;
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+static const struct dev_pm_ops sc2210_pm_ops = {
|
|
|
+ SET_RUNTIME_PM_OPS(sc2210_runtime_suspend,
|
|
|
+ sc2210_runtime_resume, NULL)
|
|
|
+};
|
|
|
+
|
|
|
+#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API
|
|
|
+static const struct v4l2_subdev_internal_ops sc2210_internal_ops = {
|
|
|
+ .open = sc2210_open,
|
|
|
+};
|
|
|
+#endif
|
|
|
+
|
|
|
+static const struct v4l2_subdev_core_ops sc2210_core_ops = {
|
|
|
+ .s_power = sc2210_s_power,
|
|
|
+ .ioctl = sc2210_ioctl,
|
|
|
+#ifdef CONFIG_COMPAT
|
|
|
+ .compat_ioctl32 = sc2210_compat_ioctl32,
|
|
|
+#endif
|
|
|
+};
|
|
|
+
|
|
|
+static const struct v4l2_subdev_video_ops sc2210_video_ops = {
|
|
|
+ .s_stream = sc2210_s_stream,
|
|
|
+ .g_frame_interval = sc2210_g_frame_interval,
|
|
|
+};
|
|
|
+
|
|
|
+static const struct v4l2_subdev_pad_ops sc2210_pad_ops = {
|
|
|
+ .enum_mbus_code = sc2210_enum_mbus_code,
|
|
|
+ .enum_frame_size = sc2210_enum_frame_sizes,
|
|
|
+ .enum_frame_interval = sc2210_enum_frame_interval,
|
|
|
+ .get_fmt = sc2210_get_fmt,
|
|
|
+ .set_fmt = sc2210_set_fmt,
|
|
|
+ .get_mbus_config = sc2210_g_mbus_config,
|
|
|
+};
|
|
|
+
|
|
|
+static const struct v4l2_subdev_ops sc2210_subdev_ops = {
|
|
|
+ .core = &sc2210_core_ops,
|
|
|
+ .video = &sc2210_video_ops,
|
|
|
+ .pad = &sc2210_pad_ops,
|
|
|
+};
|
|
|
+
|
|
|
+/// @brief
|
|
|
+/// @param ctrl
|
|
|
+/// @return
|
|
|
+static int sc2210_set_ctrl(struct v4l2_ctrl *ctrl)
|
|
|
+{
|
|
|
+ struct sc2210 *sc2210 = container_of(ctrl->handler,
|
|
|
+ struct sc2210, ctrl_handler);
|
|
|
+ struct i2c_client *client = sc2210->client;
|
|
|
+ s64 max;
|
|
|
+ int ret = 0;
|
|
|
+ u32 val = 0;
|
|
|
+
|
|
|
+ /* Propagate change of current control to all related controls */
|
|
|
+ switch (ctrl->id) {
|
|
|
+ case V4L2_CID_VBLANK:
|
|
|
+ /* Update max exposure while meeting expected vblanking */
|
|
|
+ max = sc2210->cur_mode->height + ctrl->val - 8;
|
|
|
+ __v4l2_ctrl_modify_range(sc2210->exposure,
|
|
|
+ sc2210->exposure->minimum, max,
|
|
|
+ sc2210->exposure->step,
|
|
|
+ sc2210->exposure->default_value);
|
|
|
+ break;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!pm_runtime_get_if_in_use(&client->dev))
|
|
|
+ return 0;
|
|
|
+
|
|
|
+ switch (ctrl->id) {
|
|
|
+ case V4L2_CID_EXPOSURE:
|
|
|
+ dev_dbg(&client->dev, "set exposure 0x%x\n", ctrl->val);
|
|
|
+ if (sc2210->cur_mode->hdr_mode == NO_HDR) {
|
|
|
+ val = ctrl->val;
|
|
|
+// // /* 4 least significant bits of expsoure are fractional part */
|
|
|
+ ret = sc2210_write_reg(sc2210->client,
|
|
|
+ sc2210_REG_EXPOSURE_H,
|
|
|
+ sc2210_REG_VALUE_08BIT,
|
|
|
+ sc2210_FETCH_EXP_H(val));
|
|
|
+ ret |= sc2210_write_reg(sc2210->client,
|
|
|
+ sc2210_REG_EXPOSURE_M,
|
|
|
+ sc2210_REG_VALUE_08BIT,
|
|
|
+ sc2210_FETCH_EXP_M(val));
|
|
|
+ ret |= sc2210_write_reg(sc2210->client,
|
|
|
+ sc2210_REG_EXPOSURE_L,
|
|
|
+ sc2210_REG_VALUE_08BIT,
|
|
|
+ sc2210_FETCH_EXP_L(val));
|
|
|
+ }
|
|
|
+ break;
|
|
|
+ case V4L2_CID_ANALOGUE_GAIN:
|
|
|
+ dev_dbg(&client->dev, "set gain 0x%x\n", ctrl->val);
|
|
|
+ if (sc2210->cur_mode->hdr_mode == NO_HDR)
|
|
|
+ ret = sc2210_set_gain_reg(sc2210, ctrl->val);
|
|
|
+ break;
|
|
|
+ case V4L2_CID_VBLANK:
|
|
|
+ dev_dbg(&client->dev, "set vblank 0x%x\n", ctrl->val);
|
|
|
+ ret = sc2210_write_reg(sc2210->client,
|
|
|
+ sc2210_REG_VTS_H,
|
|
|
+ sc2210_REG_VALUE_08BIT,
|
|
|
+ (ctrl->val + sc2210->cur_mode->height)
|
|
|
+ >> 8);
|
|
|
+ ret |= sc2210_write_reg(sc2210->client,
|
|
|
+ sc2210_REG_VTS_L,
|
|
|
+ sc2210_REG_VALUE_08BIT,
|
|
|
+ (ctrl->val + sc2210->cur_mode->height)
|
|
|
+ & 0xff);
|
|
|
+ sc2210->cur_vts = ctrl->val + sc2210->cur_mode->height;
|
|
|
+ break;
|
|
|
+ case V4L2_CID_TEST_PATTERN:
|
|
|
+ ret = sc2210_enable_test_pattern(sc2210, ctrl->val);
|
|
|
+ break;
|
|
|
+ case V4L2_CID_HFLIP:
|
|
|
+ ret = sc2210_read_reg(sc2210->client, sc2210_FLIP_MIRROR_REG,
|
|
|
+ sc2210_REG_VALUE_08BIT, &val);
|
|
|
+ ret |= sc2210_write_reg(sc2210->client, sc2210_FLIP_MIRROR_REG,
|
|
|
+ sc2210_REG_VALUE_08BIT,
|
|
|
+ sc2210_FETCH_MIRROR(val, ctrl->val));
|
|
|
+ break;
|
|
|
+ case V4L2_CID_VFLIP:
|
|
|
+ ret = sc2210_read_reg(sc2210->client, sc2210_FLIP_MIRROR_REG,
|
|
|
+ sc2210_REG_VALUE_08BIT, &val);
|
|
|
+ ret |= sc2210_write_reg(sc2210->client, sc2210_FLIP_MIRROR_REG,
|
|
|
+ sc2210_REG_VALUE_08BIT,
|
|
|
+ sc2210_FETCH_FLIP(val, ctrl->val));
|
|
|
+ break;
|
|
|
+ default:
|
|
|
+ dev_warn(&client->dev, "%s Unhandled id:0x%x, val:0x%x\n",
|
|
|
+ __func__, ctrl->id, ctrl->val);
|
|
|
+ break;
|
|
|
+ }
|
|
|
+
|
|
|
+ pm_runtime_put(&client->dev);
|
|
|
+
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+static const struct v4l2_ctrl_ops sc2210_ctrl_ops = {
|
|
|
+ .s_ctrl = sc2210_set_ctrl,
|
|
|
+};
|
|
|
+
|
|
|
+static int sc2210_initialize_controls(struct sc2210 *sc2210)
|
|
|
+{
|
|
|
+ const struct sc2210_mode *mode;
|
|
|
+ struct v4l2_ctrl_handler *handler;
|
|
|
+ struct device *dev = &sc2210->client->dev;
|
|
|
+ s64 exposure_max, vblank_def;
|
|
|
+ u32 h_blank;
|
|
|
+ int ret;
|
|
|
+ u64 dst_link_freq = 0;
|
|
|
+ u64 dst_pixel_rate = 0;
|
|
|
+
|
|
|
+ handler = &sc2210->ctrl_handler;
|
|
|
+ mode = sc2210->cur_mode;
|
|
|
+ ret = v4l2_ctrl_handler_init(handler, 9);
|
|
|
+ if (ret)
|
|
|
+ return ret;
|
|
|
+ handler->lock = &sc2210->mutex;
|
|
|
+
|
|
|
+ sc2210->link_freq = v4l2_ctrl_new_int_menu(handler, NULL,
|
|
|
+ V4L2_CID_LINK_FREQ,
|
|
|
+ ARRAY_SIZE(link_freq_menu_items) - 1, 0, link_freq_menu_items);
|
|
|
+ if (sc2210->link_freq)
|
|
|
+ sc2210->link_freq->flags |= V4L2_CTRL_FLAG_READ_ONLY;
|
|
|
+
|
|
|
+ dst_link_freq = mode->link_freq_idx;
|
|
|
+ dst_pixel_rate = (u32)link_freq_menu_items[mode->link_freq_idx] /
|
|
|
+ sc2210_BITS_PER_SAMPLE * 2 * sc2210_LANES;
|
|
|
+ sc2210->pixel_rate = v4l2_ctrl_new_std(handler, NULL, V4L2_CID_PIXEL_RATE,
|
|
|
+ 0, PIXEL_RATE_WITH_405M_10BIT, 1, dst_pixel_rate);
|
|
|
+
|
|
|
+ __v4l2_ctrl_s_ctrl(sc2210->link_freq, dst_link_freq);
|
|
|
+
|
|
|
+ h_blank = mode->hts_def - mode->width;
|
|
|
+ sc2210->hblank = v4l2_ctrl_new_std(handler, NULL, V4L2_CID_HBLANK,
|
|
|
+ h_blank, h_blank, 1, h_blank);
|
|
|
+ if (sc2210->hblank)
|
|
|
+ sc2210->hblank->flags |= V4L2_CTRL_FLAG_READ_ONLY;
|
|
|
+ vblank_def = mode->vts_def - mode->height;
|
|
|
+ sc2210->vblank = v4l2_ctrl_new_std(handler, &sc2210_ctrl_ops,
|
|
|
+ V4L2_CID_VBLANK, vblank_def,
|
|
|
+ sc2210_VTS_MAX - mode->height,
|
|
|
+ 1, vblank_def);
|
|
|
+ exposure_max = mode->vts_def - 8;
|
|
|
+ sc2210->exposure = v4l2_ctrl_new_std(handler, &sc2210_ctrl_ops,
|
|
|
+ V4L2_CID_EXPOSURE, sc2210_EXPOSURE_MIN,
|
|
|
+ exposure_max, sc2210_EXPOSURE_STEP,
|
|
|
+ mode->exp_def);
|
|
|
+ sc2210->anal_gain = v4l2_ctrl_new_std(handler, &sc2210_ctrl_ops,
|
|
|
+ V4L2_CID_ANALOGUE_GAIN, sc2210_GAIN_MIN,
|
|
|
+ sc2210_GAIN_MAX, sc2210_GAIN_STEP,
|
|
|
+ sc2210_GAIN_DEFAULT);
|
|
|
+ sc2210->test_pattern = v4l2_ctrl_new_std_menu_items(handler,
|
|
|
+ &sc2210_ctrl_ops,
|
|
|
+ V4L2_CID_TEST_PATTERN,
|
|
|
+ ARRAY_SIZE(sc2210_test_pattern_menu) - 1,
|
|
|
+ 0, 0, sc2210_test_pattern_menu);
|
|
|
+ v4l2_ctrl_new_std(handler, &sc2210_ctrl_ops,
|
|
|
+ V4L2_CID_HFLIP, 0, 1, 1, 0);
|
|
|
+ v4l2_ctrl_new_std(handler, &sc2210_ctrl_ops,
|
|
|
+ V4L2_CID_VFLIP, 0, 1, 1, 0);
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+ if (handler->error) {
|
|
|
+ ret = handler->error;
|
|
|
+ dev_err(&sc2210->client->dev,
|
|
|
+ "Failed to init controls(%d)\n", ret);
|
|
|
+ goto err_free_handler;
|
|
|
+ }
|
|
|
+
|
|
|
+ sc2210->subdev.ctrl_handler = handler;
|
|
|
+ sc2210->has_init_exp = false;
|
|
|
+
|
|
|
+ dev_info(dev,"sc2210_initialize_controls \n");
|
|
|
+
|
|
|
+ return 0;
|
|
|
+
|
|
|
+err_free_handler:
|
|
|
+ v4l2_ctrl_handler_free(handler);
|
|
|
+
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+static int sc2210_check_sensor_id(struct sc2210 *sc2210,
|
|
|
+ struct i2c_client *client)
|
|
|
+{
|
|
|
+ struct device *dev = &sc2210->client->dev;
|
|
|
+ u32 id = 0;
|
|
|
+ int ret;
|
|
|
+
|
|
|
+ if (sc2210->is_thunderboot) {
|
|
|
+ dev_info(dev, "Enable thunderboot mode, skip sensor id check\n");
|
|
|
+ return 0;
|
|
|
+ }
|
|
|
+
|
|
|
+ ret = sc2210_read_reg(client, sc2210_REG_CHIP_ID,
|
|
|
+ sc2210_REG_VALUE_16BIT, &id);
|
|
|
+ if (id != CHIP_ID) {
|
|
|
+ dev_err(dev, "Unexpected sensor id(%06x), ret(%d)\n", id, ret);
|
|
|
+ return -ENODEV;
|
|
|
+ }
|
|
|
+
|
|
|
+ dev_info(dev, "Detected SC%06x sensor\n", CHIP_ID);
|
|
|
+
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+static int sc2210_configure_regulators(struct sc2210 *sc2210)
|
|
|
+{
|
|
|
+ unsigned int i;
|
|
|
+
|
|
|
+ for (i = 0; i < sc2210_NUM_SUPPLIES; i++)
|
|
|
+ sc2210->supplies[i].supply = sc2210_supply_names[i];
|
|
|
+
|
|
|
+ return devm_regulator_bulk_get(&sc2210->client->dev,
|
|
|
+ sc2210_NUM_SUPPLIES,
|
|
|
+ sc2210->supplies);
|
|
|
+}
|
|
|
+
|
|
|
+static int sc2210_probe(struct i2c_client *client,
|
|
|
+ const struct i2c_device_id *id)
|
|
|
+{
|
|
|
+ struct device *dev = &client->dev;
|
|
|
+ struct device_node *node = dev->of_node;
|
|
|
+ struct sc2210 *sc2210;
|
|
|
+ struct v4l2_subdev *sd;
|
|
|
+ char facing[2];
|
|
|
+ int ret;
|
|
|
+ int i, hdr_mode = 0;
|
|
|
+
|
|
|
+ dev_info(dev, "driver version: %02x.%02x.%02x",
|
|
|
+ DRIVER_VERSION >> 16,
|
|
|
+ (DRIVER_VERSION & 0xff00) >> 8,
|
|
|
+ DRIVER_VERSION & 0x00ff);
|
|
|
+
|
|
|
+ sc2210 = devm_kzalloc(dev, sizeof(*sc2210), GFP_KERNEL);
|
|
|
+ if (!sc2210)
|
|
|
+ return -ENOMEM;
|
|
|
+
|
|
|
+ ret = of_property_read_u32(node, RKMODULE_CAMERA_MODULE_INDEX,
|
|
|
+ &sc2210->module_index);
|
|
|
+ ret |= of_property_read_string(node, RKMODULE_CAMERA_MODULE_FACING,
|
|
|
+ &sc2210->module_facing);
|
|
|
+ ret |= of_property_read_string(node, RKMODULE_CAMERA_MODULE_NAME,
|
|
|
+ &sc2210->module_name);
|
|
|
+ ret |= of_property_read_string(node, RKMODULE_CAMERA_LENS_NAME,
|
|
|
+ &sc2210->len_name);
|
|
|
+ if (ret) {
|
|
|
+ dev_err(dev, "could not get module information!\n");
|
|
|
+ return -EINVAL;
|
|
|
+ }
|
|
|
+
|
|
|
+ sc2210->is_thunderboot = IS_ENABLED(CONFIG_VIDEO_ROCKCHIP_THUNDER_BOOT_ISP);
|
|
|
+
|
|
|
+ sc2210->client = client;
|
|
|
+ for (i = 0; i < ARRAY_SIZE(supported_modes); i++) {
|
|
|
+ if (hdr_mode == supported_modes[i].hdr_mode) {
|
|
|
+ sc2210->cur_mode = &supported_modes[i];
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if (i == ARRAY_SIZE(supported_modes))
|
|
|
+ sc2210->cur_mode = &supported_modes[0];
|
|
|
+
|
|
|
+ sc2210->xvclk = devm_clk_get(dev, "xvclk");
|
|
|
+ if (IS_ERR(sc2210->xvclk)) {
|
|
|
+ dev_err(dev, "Failed to get xvclk\n");
|
|
|
+ return -EINVAL;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (sc2210->is_thunderboot) {
|
|
|
+ sc2210->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_ASIS);
|
|
|
+ if (IS_ERR(sc2210->reset_gpio))
|
|
|
+ dev_warn(dev, "Failed to get reset-gpios\n");
|
|
|
+ } else {
|
|
|
+ sc2210->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW);
|
|
|
+ if (IS_ERR(sc2210->reset_gpio))
|
|
|
+ dev_warn(dev, "Failed to get reset-gpios\n");
|
|
|
+ }
|
|
|
+
|
|
|
+ sc2210->pinctrl = devm_pinctrl_get(dev);
|
|
|
+ if (!IS_ERR(sc2210->pinctrl)) {
|
|
|
+ sc2210->pins_default =
|
|
|
+ pinctrl_lookup_state(sc2210->pinctrl,
|
|
|
+ OF_CAMERA_PINCTRL_STATE_DEFAULT);
|
|
|
+ if (IS_ERR(sc2210->pins_default))
|
|
|
+ dev_err(dev, "could not get default pinstate\n");
|
|
|
+
|
|
|
+ sc2210->pins_sleep =
|
|
|
+ pinctrl_lookup_state(sc2210->pinctrl,
|
|
|
+ OF_CAMERA_PINCTRL_STATE_SLEEP);
|
|
|
+ if (IS_ERR(sc2210->pins_sleep))
|
|
|
+ dev_err(dev, "could not get sleep pinstate\n");
|
|
|
+ } else {
|
|
|
+ dev_err(dev, "no pinctrl\n");
|
|
|
+ }
|
|
|
+
|
|
|
+ ret = sc2210_configure_regulators(sc2210);
|
|
|
+ if (ret) {
|
|
|
+ dev_err(dev, "Failed to get power regulators\n");
|
|
|
+ return ret;
|
|
|
+ }
|
|
|
+
|
|
|
+ mutex_init(&sc2210->mutex);
|
|
|
+
|
|
|
+ sd = &sc2210->subdev;
|
|
|
+ v4l2_i2c_subdev_init(sd, client, &sc2210_subdev_ops);
|
|
|
+ ret = sc2210_initialize_controls(sc2210);
|
|
|
+ if (ret)
|
|
|
+ goto err_destroy_mutex;
|
|
|
+
|
|
|
+ ret = __sc2210_power_on(sc2210);
|
|
|
+ if (ret)
|
|
|
+ goto err_free_handler;
|
|
|
+
|
|
|
+ ret = sc2210_check_sensor_id(sc2210, client);
|
|
|
+ if (ret)
|
|
|
+ goto err_power_off;
|
|
|
+
|
|
|
+#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API
|
|
|
+ sd->internal_ops = &sc2210_internal_ops;
|
|
|
+ sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE |
|
|
|
+ V4L2_SUBDEV_FL_HAS_EVENTS;
|
|
|
+#endif
|
|
|
+#if defined(CONFIG_MEDIA_CONTROLLER)
|
|
|
+ sc2210->pad.flags = MEDIA_PAD_FL_SOURCE;
|
|
|
+ sd->entity.function = MEDIA_ENT_F_CAM_SENSOR;
|
|
|
+ ret = media_entity_pads_init(&sd->entity, 1, &sc2210->pad);
|
|
|
+ if (ret < 0)
|
|
|
+ goto err_power_off;
|
|
|
+#endif
|
|
|
+
|
|
|
+ memset(facing, 0, sizeof(facing));
|
|
|
+ if (strcmp(sc2210->module_facing, "back") == 0)
|
|
|
+ facing[0] = 'b';
|
|
|
+ else
|
|
|
+ facing[0] = 'f';
|
|
|
+
|
|
|
+ snprintf(sd->name, sizeof(sd->name), "m%02d_%s_%s %s",
|
|
|
+ sc2210->module_index, facing,
|
|
|
+ sc2210_NAME, dev_name(sd->dev));
|
|
|
+ ret = v4l2_async_register_subdev_sensor_common(sd);
|
|
|
+ if (ret) {
|
|
|
+ dev_err(dev, "v4l2 async register subdev failed\n");
|
|
|
+ goto err_clean_entity;
|
|
|
+ }
|
|
|
+
|
|
|
+ pm_runtime_set_active(dev);
|
|
|
+ pm_runtime_enable(dev);
|
|
|
+ if (sc2210->is_thunderboot)
|
|
|
+ pm_runtime_get_sync(dev);
|
|
|
+ else
|
|
|
+ pm_runtime_idle(dev);
|
|
|
+
|
|
|
+ return 0;
|
|
|
+
|
|
|
+err_clean_entity:
|
|
|
+#if defined(CONFIG_MEDIA_CONTROLLER)
|
|
|
+ media_entity_cleanup(&sd->entity);
|
|
|
+#endif
|
|
|
+err_power_off:
|
|
|
+ __sc2210_power_off(sc2210);
|
|
|
+err_free_handler:
|
|
|
+ v4l2_ctrl_handler_free(&sc2210->ctrl_handler);
|
|
|
+err_destroy_mutex:
|
|
|
+ mutex_destroy(&sc2210->mutex);
|
|
|
+
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+static int sc2210_remove(struct i2c_client *client)
|
|
|
+{
|
|
|
+ struct v4l2_subdev *sd = i2c_get_clientdata(client);
|
|
|
+ struct sc2210 *sc2210 = to_sc2210(sd);
|
|
|
+
|
|
|
+ v4l2_async_unregister_subdev(sd);
|
|
|
+#if defined(CONFIG_MEDIA_CONTROLLER)
|
|
|
+ media_entity_cleanup(&sd->entity);
|
|
|
+#endif
|
|
|
+ v4l2_ctrl_handler_free(&sc2210->ctrl_handler);
|
|
|
+ mutex_destroy(&sc2210->mutex);
|
|
|
+
|
|
|
+ pm_runtime_disable(&client->dev);
|
|
|
+ if (!pm_runtime_status_suspended(&client->dev))
|
|
|
+ __sc2210_power_off(sc2210);
|
|
|
+ pm_runtime_set_suspended(&client->dev);
|
|
|
+
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+#if IS_ENABLED(CONFIG_OF)
|
|
|
+static const struct of_device_id sc2210_of_match[] = {
|
|
|
+ { .compatible = "smartsens,sc2210" },
|
|
|
+ {},
|
|
|
+};
|
|
|
+MODULE_DEVICE_TABLE(of, sc2210_of_match);
|
|
|
+#endif
|
|
|
+
|
|
|
+static const struct i2c_device_id sc2210_match_id[] = {
|
|
|
+ { "smartsens,sc2210", 0 },
|
|
|
+ { },
|
|
|
+};
|
|
|
+
|
|
|
+static struct i2c_driver sc2210_i2c_driver = {
|
|
|
+ .driver = {
|
|
|
+ .name = sc2210_NAME,
|
|
|
+ .pm = &sc2210_pm_ops,
|
|
|
+ .of_match_table = of_match_ptr(sc2210_of_match),
|
|
|
+ },
|
|
|
+ .probe = &sc2210_probe,
|
|
|
+ .remove = &sc2210_remove,
|
|
|
+ .id_table = sc2210_match_id,
|
|
|
+};
|
|
|
+
|
|
|
+static int __init sensor_mod_init(void)
|
|
|
+{
|
|
|
+ return i2c_add_driver(&sc2210_i2c_driver);
|
|
|
+}
|
|
|
+
|
|
|
+static void __exit sensor_mod_exit(void)
|
|
|
+{
|
|
|
+ i2c_del_driver(&sc2210_i2c_driver);
|
|
|
+}
|
|
|
+
|
|
|
+#if defined(CONFIG_VIDEO_ROCKCHIP_THUNDER_BOOT_ISP) && !defined(CONFIG_INITCALL_ASYNC)
|
|
|
+subsys_initcall(sensor_mod_init);
|
|
|
+#else
|
|
|
+device_initcall_sync(sensor_mod_init);
|
|
|
+#endif
|
|
|
+module_exit(sensor_mod_exit);
|
|
|
+
|
|
|
+MODULE_DESCRIPTION("smartsens sc2210 sensor driver");
|
|
|
+MODULE_LICENSE("GPL");
|
