diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-5.15/950-0363-media-i2c-ov9281-Fixup-for-recent-kernel-releases-an.patch')
-rw-r--r-- | target/linux/bcm27xx/patches-5.15/950-0363-media-i2c-ov9281-Fixup-for-recent-kernel-releases-an.patch | 681 |
1 files changed, 681 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.15/950-0363-media-i2c-ov9281-Fixup-for-recent-kernel-releases-an.patch b/target/linux/bcm27xx/patches-5.15/950-0363-media-i2c-ov9281-Fixup-for-recent-kernel-releases-an.patch new file mode 100644 index 0000000000..ab9683d1ee --- /dev/null +++ b/target/linux/bcm27xx/patches-5.15/950-0363-media-i2c-ov9281-Fixup-for-recent-kernel-releases-an.patch @@ -0,0 +1,681 @@ +From 39d7bf57e12edfb28cbc8a329d546fe8a6a396ef Mon Sep 17 00:00:00 2001 +From: Dave Stevenson <dave.stevenson@raspberrypi.com> +Date: Tue, 14 Apr 2020 16:12:33 +0100 +Subject: [PATCH] media: i2c: ov9281: Fixup for recent kernel releases, + and remove custom code + +The Rockchip driver was based on a 4.4 kernel, and had several custom +Rockchip parts. + +Update to 5.4 kernel APIs, with the relevant controls required by +libcamera, and remove custom Rockchip parts. + +Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com> +--- + drivers/media/i2c/ov9281.c | 361 +++++++++++++------------------------ + 1 file changed, 122 insertions(+), 239 deletions(-) + +--- a/drivers/media/i2c/ov9281.c ++++ b/drivers/media/i2c/ov9281.c +@@ -1,6 +1,11 @@ + // SPDX-License-Identifier: GPL-2.0 + /* +- * ov9281 driver ++ * Omnivision OV9281 1280x800 global shutter image sensor driver ++ * ++ * This driver has been taken from ++ * https://github.com/rockchip-linux/kernel/blob/develop-4.4/drivers/media/i2c/ov9281.c ++ * cleaned up, made to compile against mainline kernels instead of the Rockchip ++ * vendor kernel, and the relevant controls added to work with libcamera. + * + * Copyright (C) 2017 Fuzhou Rockchip Electronics Co., Ltd. + * V0.0X01.0X02 fix mclk issue when probe multiple camera. +@@ -17,22 +22,18 @@ + #include <linux/regulator/consumer.h> + #include <linux/sysfs.h> + #include <linux/slab.h> +-#include <linux/rk-camera-module.h> + #include <media/media-entity.h> + #include <media/v4l2-async.h> + #include <media/v4l2-ctrls.h> + #include <media/v4l2-subdev.h> +-#include <linux/pinctrl/consumer.h> +- +-#define DRIVER_VERSION KERNEL_VERSION(0, 0x01, 0x3) +- +-#ifndef V4L2_CID_DIGITAL_GAIN +-#define V4L2_CID_DIGITAL_GAIN V4L2_CID_GAIN +-#endif + + #define OV9281_LINK_FREQ_400MHZ 400000000 ++#define OV9281_LANES 2 ++#define OV9281_BITS_PER_SAMPLE 10 ++ + /* pixel rate = link frequency * 2 * lanes / BITS_PER_SAMPLE */ +-#define OV9281_PIXEL_RATE (OV9281_LINK_FREQ_400MHZ * 2 * 2 / 10) ++#define OV9281_PIXEL_RATE (OV9281_LINK_FREQ_400MHZ * 2 * \ ++ OV9281_LANES / OV9281_BITS_PER_SAMPLE) + #define OV9281_XVCLK_FREQ 24000000 + + #define CHIP_ID 0x9281 +@@ -63,18 +64,24 @@ + + #define OV9281_REG_VTS 0x380e + ++/* ++ * OV9281 native and active pixel array size. ++ * Datasheet not available to confirm these values, so assume there are no ++ * border pixels. ++ */ ++#define OV9281_NATIVE_WIDTH 1280U ++#define OV9281_NATIVE_HEIGHT 800U ++#define OV9281_PIXEL_ARRAY_LEFT 0U ++#define OV9281_PIXEL_ARRAY_TOP 0U ++#define OV9281_PIXEL_ARRAY_WIDTH 1280U ++#define OV9281_PIXEL_ARRAY_HEIGHT 800U ++ + #define REG_NULL 0xFFFF + + #define OV9281_REG_VALUE_08BIT 1 + #define OV9281_REG_VALUE_16BIT 2 + #define OV9281_REG_VALUE_24BIT 3 + +-#define OV9281_LANES 2 +-#define OV9281_BITS_PER_SAMPLE 10 +- +-#define OF_CAMERA_PINCTRL_STATE_DEFAULT "rockchip,camera_default" +-#define OF_CAMERA_PINCTRL_STATE_SLEEP "rockchip,camera_sleep" +- + #define OV9281_NAME "ov9281" + + static const char * const ov9281_supply_names[] = { +@@ -93,10 +100,10 @@ struct regval { + struct ov9281_mode { + u32 width; + u32 height; +- struct v4l2_fract max_fps; + u32 hts_def; + u32 vts_def; + u32 exp_def; ++ struct v4l2_rect crop; + const struct regval *reg_list; + }; + +@@ -107,10 +114,6 @@ struct ov9281 { + struct gpio_desc *pwdn_gpio; + struct regulator_bulk_data supplies[OV9281_NUM_SUPPLIES]; + +- struct pinctrl *pinctrl; +- struct pinctrl_state *pins_default; +- struct pinctrl_state *pins_sleep; +- + struct v4l2_subdev subdev; + struct media_pad pad; + struct v4l2_ctrl_handler ctrl_handler; +@@ -124,23 +127,12 @@ struct ov9281 { + bool streaming; + bool power_on; + const struct ov9281_mode *cur_mode; +- u32 module_index; +- const char *module_facing; +- const char *module_name; +- const char *len_name; + }; + + #define to_ov9281(sd) container_of(sd, struct ov9281, subdev) + + /* + * Xclk 24Mhz +- */ +-static const struct regval ov9281_global_regs[] = { +- {REG_NULL, 0x00}, +-}; +- +-/* +- * Xclk 24Mhz + * max_framerate 120fps + * mipi_datarate per lane 800Mbps + */ +@@ -247,13 +239,15 @@ static const struct ov9281_mode supporte + { + .width = 1280, + .height = 800, +- .max_fps = { +- .numerator = 10000, +- .denominator = 1200000, +- }, + .exp_def = 0x0320, +- .hts_def = 0x0b60,//0x2d8*4 ++ .hts_def = 0x05b0, /* 0x2d8*2 */ + .vts_def = 0x038e, ++ .crop = { ++ .left = 0, ++ .top = 0, ++ .width = 1280, ++ .height = 800 ++ }, + .reg_list = ov9281_1280x800_regs, + }, + }; +@@ -389,22 +383,28 @@ static int ov9281_set_fmt(struct v4l2_su + fmt->format.width = mode->width; + fmt->format.height = mode->height; + fmt->format.field = V4L2_FIELD_NONE; ++ fmt->format.colorspace = V4L2_COLORSPACE_SRGB; ++ fmt->format.ycbcr_enc = ++ V4L2_MAP_YCBCR_ENC_DEFAULT(fmt->format.colorspace); ++ fmt->format.quantization = ++ V4L2_MAP_QUANTIZATION_DEFAULT(true, fmt->format.colorspace, ++ fmt->format.ycbcr_enc); ++ fmt->format.xfer_func = ++ V4L2_MAP_XFER_FUNC_DEFAULT(fmt->format.colorspace); ++ + if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) { +-#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API + *v4l2_subdev_get_try_format(sd, cfg, fmt->pad) = fmt->format; +-#else +- mutex_unlock(&ov9281->mutex); +- return -ENOTTY; +-#endif + } else { + ov9281->cur_mode = mode; + h_blank = mode->hts_def - mode->width; + __v4l2_ctrl_modify_range(ov9281->hblank, h_blank, + h_blank, 1, h_blank); ++ __v4l2_ctrl_s_ctrl(ov9281->hblank, h_blank); + vblank_def = mode->vts_def - mode->height; + __v4l2_ctrl_modify_range(ov9281->vblank, vblank_def, + OV9281_VTS_MAX - mode->height, + 1, vblank_def); ++ __v4l2_ctrl_s_ctrl(ov9281->vblank, vblank_def); + } + + mutex_unlock(&ov9281->mutex); +@@ -421,17 +421,21 @@ static int ov9281_get_fmt(struct v4l2_su + + mutex_lock(&ov9281->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(&ov9281->mutex); +- return -ENOTTY; +-#endif + } else { + fmt->format.width = mode->width; + fmt->format.height = mode->height; + fmt->format.code = MEDIA_BUS_FMT_Y10_1X10; + fmt->format.field = V4L2_FIELD_NONE; ++ fmt->format.colorspace = V4L2_COLORSPACE_SRGB; ++ fmt->format.ycbcr_enc = ++ V4L2_MAP_YCBCR_ENC_DEFAULT(fmt->format.colorspace); ++ fmt->format.quantization = ++ V4L2_MAP_QUANTIZATION_DEFAULT(true, ++ fmt->format.colorspace, ++ fmt->format.ycbcr_enc); ++ fmt->format.xfer_func = ++ V4L2_MAP_XFER_FUNC_DEFAULT(fmt->format.colorspace); + } + mutex_unlock(&ov9281->mutex); + +@@ -442,7 +446,7 @@ static int ov9281_enum_mbus_code(struct + struct v4l2_subdev_pad_config *cfg, + struct v4l2_subdev_mbus_code_enum *code) + { +- if (code->index != 0) ++ if (code->index) + return -EINVAL; + code->code = MEDIA_BUS_FMT_Y10_1X10; + +@@ -480,88 +484,56 @@ static int ov9281_enable_test_pattern(st + OV9281_REG_VALUE_08BIT, val); + } + +-static int OV9281_g_frame_interval(struct v4l2_subdev *sd, +- struct v4l2_subdev_frame_interval *fi) +-{ +- struct ov9281 *ov9281 = to_ov9281(sd); +- const struct ov9281_mode *mode = ov9281->cur_mode; +- +- mutex_lock(&ov9281->mutex); +- fi->interval = mode->max_fps; +- mutex_unlock(&ov9281->mutex); ++static const struct v4l2_rect * ++__ov9281_get_pad_crop(struct ov9281 *ov9281, struct v4l2_subdev_pad_config *cfg, ++ unsigned int pad, enum v4l2_subdev_format_whence which) ++{ ++ switch (which) { ++ case V4L2_SUBDEV_FORMAT_TRY: ++ return v4l2_subdev_get_try_crop(&ov9281->subdev, cfg, pad); ++ case V4L2_SUBDEV_FORMAT_ACTIVE: ++ return &ov9281->cur_mode->crop; ++ } + +- return 0; ++ return NULL; + } + +-static void ov9281_get_module_inf(struct ov9281 *ov9281, +- struct rkmodule_inf *inf) ++static int ov9281_get_selection(struct v4l2_subdev *sd, ++ struct v4l2_subdev_pad_config *cfg, ++ struct v4l2_subdev_selection *sel) + { +- memset(inf, 0, sizeof(*inf)); +- strlcpy(inf->base.sensor, OV9281_NAME, sizeof(inf->base.sensor)); +- strlcpy(inf->base.module, ov9281->module_name, +- sizeof(inf->base.module)); +- strlcpy(inf->base.lens, ov9281->len_name, sizeof(inf->base.lens)); +-} ++ switch (sel->target) { ++ case V4L2_SEL_TGT_CROP: { ++ struct ov9281 *ov9281 = to_ov9281(sd); + +-static long ov9281_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg) +-{ +- struct ov9281 *ov9281 = to_ov9281(sd); +- long ret = 0; ++ mutex_lock(&ov9281->mutex); ++ sel->r = *__ov9281_get_pad_crop(ov9281, cfg, sel->pad, ++ sel->which); ++ mutex_unlock(&ov9281->mutex); + +- switch (cmd) { +- case RKMODULE_GET_MODULE_INFO: +- ov9281_get_module_inf(ov9281, (struct rkmodule_inf *)arg); +- break; +- default: +- ret = -ENOIOCTLCMD; +- break; ++ return 0; + } + +- return ret; +-} ++ case V4L2_SEL_TGT_NATIVE_SIZE: ++ sel->r.top = 0; ++ sel->r.left = 0; ++ sel->r.width = OV9281_NATIVE_WIDTH; ++ sel->r.height = OV9281_NATIVE_HEIGHT; + +-#ifdef CONFIG_COMPAT +-static long ov9281_compat_ioctl32(struct v4l2_subdev *sd, +- unsigned int cmd, unsigned long arg) +-{ +- void __user *up = compat_ptr(arg); +- struct rkmodule_inf *inf; +- struct rkmodule_awb_cfg *cfg; +- long ret; +- +- switch (cmd) { +- case RKMODULE_GET_MODULE_INFO: +- inf = kzalloc(sizeof(*inf), GFP_KERNEL); +- if (!inf) { +- ret = -ENOMEM; +- return ret; +- } ++ return 0; + +- ret = ov9281_ioctl(sd, cmd, inf); +- if (!ret) +- ret = copy_to_user(up, inf, sizeof(*inf)); +- kfree(inf); +- break; +- case RKMODULE_AWB_CFG: +- cfg = kzalloc(sizeof(*cfg), GFP_KERNEL); +- if (!cfg) { +- ret = -ENOMEM; +- return ret; +- } ++ case V4L2_SEL_TGT_CROP_DEFAULT: ++ case V4L2_SEL_TGT_CROP_BOUNDS: ++ sel->r.top = OV9281_PIXEL_ARRAY_TOP; ++ sel->r.left = OV9281_PIXEL_ARRAY_LEFT; ++ sel->r.width = OV9281_PIXEL_ARRAY_WIDTH; ++ sel->r.height = OV9281_PIXEL_ARRAY_HEIGHT; + +- ret = copy_from_user(cfg, up, sizeof(*cfg)); +- if (!ret) +- ret = ov9281_ioctl(sd, cmd, cfg); +- kfree(cfg); +- break; +- default: +- ret = -ENOIOCTLCMD; +- break; ++ return 0; + } + +- return ret; ++ return -EINVAL; + } +-#endif + + static int __ov9281_start_stream(struct ov9281 *ov9281) + { +@@ -643,12 +615,6 @@ static int ov9281_s_power(struct v4l2_su + pm_runtime_put_noidle(&client->dev); + goto unlock_and_return; + } +- ret = ov9281_write_array(ov9281->client, ov9281_global_regs); +- if (ret) { +- v4l2_err(sd, "could not set init registers\n"); +- pm_runtime_put_noidle(&client->dev); +- goto unlock_and_return; +- } + ov9281->power_on = true; + } else { + pm_runtime_put(&client->dev); +@@ -673,18 +639,12 @@ static int __ov9281_power_on(struct ov92 + u32 delay_us; + struct device *dev = &ov9281->client->dev; + +- if (!IS_ERR_OR_NULL(ov9281->pins_default)) { +- ret = pinctrl_select_state(ov9281->pinctrl, +- ov9281->pins_default); +- if (ret < 0) +- dev_err(dev, "could not set pins\n"); +- } +- + ret = clk_set_rate(ov9281->xvclk, OV9281_XVCLK_FREQ); + if (ret < 0) + dev_warn(dev, "Failed to set xvclk rate (24MHz)\n"); + if (clk_get_rate(ov9281->xvclk) != OV9281_XVCLK_FREQ) +- dev_warn(dev, "xvclk mismatched, modes are based on 24MHz\n"); ++ dev_warn(dev, "xvclk mismatched, modes are based on 24MHz - rate is %lu\n", ++ clk_get_rate(ov9281->xvclk)); + + ret = clk_prepare_enable(ov9281->xvclk); + if (ret < 0) { +@@ -722,20 +682,11 @@ disable_clk: + + static void __ov9281_power_off(struct ov9281 *ov9281) + { +- int ret; +- struct device *dev = &ov9281->client->dev; +- + if (!IS_ERR(ov9281->pwdn_gpio)) + gpiod_set_value_cansleep(ov9281->pwdn_gpio, 0); + clk_disable_unprepare(ov9281->xvclk); + if (!IS_ERR(ov9281->reset_gpio)) + gpiod_set_value_cansleep(ov9281->reset_gpio, 0); +- if (!IS_ERR_OR_NULL(ov9281->pins_sleep)) { +- ret = pinctrl_select_state(ov9281->pinctrl, +- ov9281->pins_sleep); +- if (ret < 0) +- dev_dbg(dev, "could not set pins\n"); +- } + regulator_bulk_disable(OV9281_NUM_SUPPLIES, ov9281->supplies); + } + +@@ -759,7 +710,6 @@ static int ov9281_runtime_suspend(struct + return 0; + } + +-#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API + static int ov9281_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh) + { + struct ov9281 *ov9281 = to_ov9281(sd); +@@ -773,61 +723,42 @@ static int ov9281_open(struct v4l2_subde + try_fmt->height = def_mode->height; + try_fmt->code = MEDIA_BUS_FMT_Y10_1X10; + try_fmt->field = V4L2_FIELD_NONE; ++ try_fmt->colorspace = V4L2_COLORSPACE_SRGB; ++ try_fmt->ycbcr_enc = V4L2_MAP_YCBCR_ENC_DEFAULT(try_fmt->colorspace); ++ try_fmt->quantization = ++ V4L2_MAP_QUANTIZATION_DEFAULT(true, try_fmt->colorspace, ++ try_fmt->ycbcr_enc); ++ try_fmt->xfer_func = V4L2_MAP_XFER_FUNC_DEFAULT(try_fmt->colorspace); + + mutex_unlock(&ov9281->mutex); + /* No crop or compose */ + + return 0; + } +-#endif +- +-static int +-ov9281_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; +- +- if (fie->code != MEDIA_BUS_FMT_Y10_1X10) +- return -EINVAL; +- +- fie->width = supported_modes[fie->index].width; +- fie->height = supported_modes[fie->index].height; +- fie->interval = supported_modes[fie->index].max_fps; +- return 0; +-} + + static const struct dev_pm_ops ov9281_pm_ops = { + SET_RUNTIME_PM_OPS(ov9281_runtime_suspend, + ov9281_runtime_resume, NULL) + }; + +-#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API + static const struct v4l2_subdev_internal_ops ov9281_internal_ops = { + .open = ov9281_open, + }; +-#endif + + static const struct v4l2_subdev_core_ops ov9281_core_ops = { + .s_power = ov9281_s_power, +- .ioctl = ov9281_ioctl, +-#ifdef CONFIG_COMPAT +- .compat_ioctl32 = ov9281_compat_ioctl32, +-#endif + }; + + static const struct v4l2_subdev_video_ops ov9281_video_ops = { + .s_stream = ov9281_s_stream, +- .g_frame_interval = OV9281_g_frame_interval, + }; + + static const struct v4l2_subdev_pad_ops ov9281_pad_ops = { + .enum_mbus_code = ov9281_enum_mbus_code, + .enum_frame_size = ov9281_enum_frame_sizes, +- .enum_frame_interval = ov9281_enum_frame_interval, + .get_fmt = ov9281_get_fmt, + .set_fmt = ov9281_set_fmt, ++ .get_selection = ov9281_get_selection, + }; + + static const struct v4l2_subdev_ops ov9281_subdev_ops = { +@@ -868,7 +799,8 @@ static int ov9281_set_ctrl(struct v4l2_c + case V4L2_CID_ANALOGUE_GAIN: + ret = ov9281_write_reg(ov9281->client, OV9281_REG_GAIN_H, + OV9281_REG_VALUE_08BIT, +- (ctrl->val >> OV9281_GAIN_H_SHIFT) & OV9281_GAIN_H_MASK); ++ (ctrl->val >> OV9281_GAIN_H_SHIFT) & ++ OV9281_GAIN_H_MASK); + ret |= ov9281_write_reg(ov9281->client, OV9281_REG_GAIN_L, + OV9281_REG_VALUE_08BIT, + ctrl->val & OV9281_GAIN_L_MASK); +@@ -922,31 +854,34 @@ static int ov9281_initialize_controls(st + + h_blank = mode->hts_def - mode->width; + ov9281->hblank = v4l2_ctrl_new_std(handler, NULL, V4L2_CID_HBLANK, +- h_blank, h_blank, 1, h_blank); ++ h_blank, h_blank, 1, h_blank); + if (ov9281->hblank) + ov9281->hblank->flags |= V4L2_CTRL_FLAG_READ_ONLY; + + vblank_def = mode->vts_def - mode->height; + ov9281->vblank = v4l2_ctrl_new_std(handler, &ov9281_ctrl_ops, +- V4L2_CID_VBLANK, vblank_def, +- OV9281_VTS_MAX - mode->height, +- 1, vblank_def); ++ V4L2_CID_VBLANK, vblank_def, ++ OV9281_VTS_MAX - mode->height, 1, ++ vblank_def); + + exposure_max = mode->vts_def - 4; + ov9281->exposure = v4l2_ctrl_new_std(handler, &ov9281_ctrl_ops, +- V4L2_CID_EXPOSURE, OV9281_EXPOSURE_MIN, +- exposure_max, OV9281_EXPOSURE_STEP, +- mode->exp_def); ++ V4L2_CID_EXPOSURE, ++ OV9281_EXPOSURE_MIN, exposure_max, ++ OV9281_EXPOSURE_STEP, ++ mode->exp_def); + + ov9281->anal_gain = v4l2_ctrl_new_std(handler, &ov9281_ctrl_ops, +- V4L2_CID_ANALOGUE_GAIN, OV9281_GAIN_MIN, +- OV9281_GAIN_MAX, OV9281_GAIN_STEP, +- OV9281_GAIN_DEFAULT); +- +- ov9281->test_pattern = v4l2_ctrl_new_std_menu_items(handler, +- &ov9281_ctrl_ops, V4L2_CID_TEST_PATTERN, +- ARRAY_SIZE(ov9281_test_pattern_menu) - 1, +- 0, 0, ov9281_test_pattern_menu); ++ V4L2_CID_ANALOGUE_GAIN, ++ OV9281_GAIN_MIN, OV9281_GAIN_MAX, ++ OV9281_GAIN_STEP, ++ OV9281_GAIN_DEFAULT); ++ ++ ov9281->test_pattern = ++ v4l2_ctrl_new_std_menu_items(handler, &ov9281_ctrl_ops, ++ V4L2_CID_TEST_PATTERN, ++ ARRAY_SIZE(ov9281_test_pattern_menu) - 1, ++ 0, 0, ov9281_test_pattern_menu); + + if (handler->error) { + ret = handler->error; +@@ -1000,34 +935,14 @@ static int ov9281_probe(struct i2c_clien + const struct i2c_device_id *id) + { + struct device *dev = &client->dev; +- struct device_node *node = dev->of_node; + struct ov9281 *ov9281; + struct v4l2_subdev *sd; +- char facing[2]; + int ret; + +- dev_info(dev, "driver version: %02x.%02x.%02x", +- DRIVER_VERSION >> 16, +- (DRIVER_VERSION & 0xff00) >> 8, +- DRIVER_VERSION & 0x00ff); +- + ov9281 = devm_kzalloc(dev, sizeof(*ov9281), GFP_KERNEL); + if (!ov9281) + return -ENOMEM; + +- ret = of_property_read_u32(node, RKMODULE_CAMERA_MODULE_INDEX, +- &ov9281->module_index); +- ret |= of_property_read_string(node, RKMODULE_CAMERA_MODULE_FACING, +- &ov9281->module_facing); +- ret |= of_property_read_string(node, RKMODULE_CAMERA_MODULE_NAME, +- &ov9281->module_name); +- ret |= of_property_read_string(node, RKMODULE_CAMERA_LENS_NAME, +- &ov9281->len_name); +- if (ret) { +- dev_err(dev, "could not get module information!\n"); +- return -EINVAL; +- } +- + ov9281->client = client; + ov9281->cur_mode = &supported_modes[0]; + +@@ -1037,31 +952,15 @@ static int ov9281_probe(struct i2c_clien + return -EINVAL; + } + +- ov9281->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW); ++ ov9281->reset_gpio = devm_gpiod_get_optional(dev, "reset", ++ GPIOD_OUT_LOW); + if (IS_ERR(ov9281->reset_gpio)) + dev_warn(dev, "Failed to get reset-gpios\n"); + +- ov9281->pwdn_gpio = devm_gpiod_get(dev, "pwdn", GPIOD_OUT_LOW); ++ ov9281->pwdn_gpio = devm_gpiod_get_optional(dev, "pwdn", GPIOD_OUT_LOW); + if (IS_ERR(ov9281->pwdn_gpio)) + dev_warn(dev, "Failed to get pwdn-gpios\n"); + +- ov9281->pinctrl = devm_pinctrl_get(dev); +- if (!IS_ERR(ov9281->pinctrl)) { +- ov9281->pins_default = +- pinctrl_lookup_state(ov9281->pinctrl, +- OF_CAMERA_PINCTRL_STATE_DEFAULT); +- if (IS_ERR(ov9281->pins_default)) +- dev_err(dev, "could not get default pinstate\n"); +- +- ov9281->pins_sleep = +- pinctrl_lookup_state(ov9281->pinctrl, +- OF_CAMERA_PINCTRL_STATE_SLEEP); +- if (IS_ERR(ov9281->pins_sleep)) +- dev_err(dev, "could not get sleep pinstate\n"); +- } else { +- dev_err(dev, "no pinctrl\n"); +- } +- + ret = ov9281_configure_regulators(ov9281); + if (ret) { + dev_err(dev, "Failed to get power regulators\n"); +@@ -1084,26 +983,16 @@ static int ov9281_probe(struct i2c_clien + if (ret) + goto err_power_off; + +-#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API + sd->internal_ops = &ov9281_internal_ops; + sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE; +-#endif +-#if defined(CONFIG_MEDIA_CONTROLLER) ++ + ov9281->pad.flags = MEDIA_PAD_FL_SOURCE; +- sd->entity.type = MEDIA_ENT_T_V4L2_SUBDEV_SENSOR; +- ret = media_entity_init(&sd->entity, 1, &ov9281->pad, 0); ++ sd->entity.function = MEDIA_ENT_F_CAM_SENSOR; ++ ret = media_entity_pads_init(&sd->entity, 1, &ov9281->pad); + if (ret < 0) + goto err_power_off; +-#endif +- +- memset(facing, 0, sizeof(facing)); +- if (strcmp(ov9281->module_facing, "back") == 0) +- facing[0] = 'b'; +- else +- facing[0] = 'f'; + +- snprintf(sd->name, sizeof(sd->name), "m%02d_%s_%s %s", +- ov9281->module_index, facing, ++ snprintf(sd->name, sizeof(sd->name), "m%s %s", + OV9281_NAME, dev_name(sd->dev)); + ret = v4l2_async_register_subdev_sensor(sd); + if (ret) { +@@ -1118,9 +1007,7 @@ static int ov9281_probe(struct i2c_clien + return 0; + + err_clean_entity: +-#if defined(CONFIG_MEDIA_CONTROLLER) + media_entity_cleanup(&sd->entity); +-#endif + err_power_off: + __ov9281_power_off(ov9281); + err_free_handler: +@@ -1137,9 +1024,7 @@ static int ov9281_remove(struct i2c_clie + struct ov9281 *ov9281 = to_ov9281(sd); + + v4l2_async_unregister_subdev(sd); +-#if defined(CONFIG_MEDIA_CONTROLLER) + media_entity_cleanup(&sd->entity); +-#endif + v4l2_ctrl_handler_free(&ov9281->ctrl_handler); + mutex_destroy(&ov9281->mutex); + +@@ -1151,13 +1036,11 @@ static int ov9281_remove(struct i2c_clie + return 0; + } + +-#if IS_ENABLED(CONFIG_OF) + static const struct of_device_id ov9281_of_match[] = { + { .compatible = "ovti,ov9281" }, + {}, + }; + MODULE_DEVICE_TABLE(of, ov9281_of_match); +-#endif + + static const struct i2c_device_id ov9281_match_id[] = { + { "ovti,ov9281", 0 }, |