tvl-depot/users/flokli/ipu6-softisp/kernel/softisp.patch

From b5a82464677815dcbe6a06b0ee92ed065b1ec275 Mon Sep 17 00:00:00 2001
From: Hans de Goede <hdegoede@redhat.com>
Date: Mon, 6 Nov 2023 12:13:42 +0100
Subject: [PATCH 1/3] media: Add ov01a1s driver

Add ov01a1s driver from:
https://github.com/intel/ipu6-drivers/

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
---
 drivers/media/i2c/Kconfig   |    9 +
 drivers/media/i2c/Makefile  |    1 +
 drivers/media/i2c/ov01a1s.c | 1191 +++++++++++++++++++++++++++++++++++
 3 files changed, 1201 insertions(+)
 create mode 100644 drivers/media/i2c/ov01a1s.c

diff --git a/drivers/media/i2c/Kconfig b/drivers/media/i2c/Kconfig
index c6d3ee472d81..59e0d304bef2 100644
--- a/drivers/media/i2c/Kconfig
+++ b/drivers/media/i2c/Kconfig
@@ -315,6 +315,15 @@ config VIDEO_OV01A10
 	  To compile this driver as a module, choose M here: the
 	  module will be called ov01a10.
 
+config VIDEO_OV01A1S
+	tristate "OmniVision OV01A1S sensor support"
+	help
+	  This is a Video4Linux2 sensor driver for the OmniVision
+	  OV01A1S camera.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called ov01a1s.
+
 config VIDEO_OV02A10
 	tristate "OmniVision OV02A10 sensor support"
 	help
diff --git a/drivers/media/i2c/Makefile b/drivers/media/i2c/Makefile
index dfbe6448b549..53ea54c2cf01 100644
--- a/drivers/media/i2c/Makefile
+++ b/drivers/media/i2c/Makefile
@@ -76,6 +76,7 @@ obj-$(CONFIG_VIDEO_MT9V032) += mt9v032.o
 obj-$(CONFIG_VIDEO_MT9V111) += mt9v111.o
 obj-$(CONFIG_VIDEO_OG01A1B) += og01a1b.o
 obj-$(CONFIG_VIDEO_OV01A10) += ov01a10.o
+obj-$(CONFIG_VIDEO_OV01A1S) += ov01a1s.o
 obj-$(CONFIG_VIDEO_OV02A10) += ov02a10.o
 obj-$(CONFIG_VIDEO_OV08D10) += ov08d10.o
 obj-$(CONFIG_VIDEO_OV08X40) += ov08x40.o
diff --git a/drivers/media/i2c/ov01a1s.c b/drivers/media/i2c/ov01a1s.c
new file mode 100644
index 000000000000..0dcce8b492b4
--- /dev/null
+++ b/drivers/media/i2c/ov01a1s.c
@@ -0,0 +1,1191 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (c) 2020-2022 Intel Corporation.
+
+#include <asm/unaligned.h>
+#include <linux/acpi.h>
+#include <linux/delay.h>
+#include <linux/i2c.h>
+#include <linux/module.h>
+#include <linux/pm_runtime.h>
+#include <linux/version.h>
+#include <media/v4l2-ctrls.h>
+#include <media/v4l2-device.h>
+#include <media/v4l2-fwnode.h>
+#if IS_ENABLED(CONFIG_INTEL_SKL_INT3472)
+#include <linux/clk.h>
+#include <linux/gpio/consumer.h>
+#elif IS_ENABLED(CONFIG_POWER_CTRL_LOGIC)
+#include "power_ctrl_logic.h"
+#endif
+#if IS_ENABLED(CONFIG_INTEL_VSC)
+#include <linux/vsc.h>
+#endif
+
+#define OV01A1S_LINK_FREQ_400MHZ	400000000ULL
+#define OV01A1S_SCLK			40000000LL
+#define OV01A1S_MCLK			19200000
+#define OV01A1S_DATA_LANES		1
+#define OV01A1S_RGB_DEPTH		10
+
+#define OV01A1S_REG_CHIP_ID		0x300a
+#define OV01A1S_CHIP_ID			0x560141
+
+#define OV01A1S_REG_MODE_SELECT		0x0100
+#define OV01A1S_MODE_STANDBY		0x00
+#define OV01A1S_MODE_STREAMING		0x01
+
+/* vertical-timings from sensor */
+#define OV01A1S_REG_VTS			0x380e
+#define OV01A1S_VTS_DEF			0x0380
+#define OV01A1S_VTS_MIN			0x0380
+#define OV01A1S_VTS_MAX			0xffff
+
+/* Exposure controls from sensor */
+#define OV01A1S_REG_EXPOSURE		0x3501
+#define OV01A1S_EXPOSURE_MIN		4
+#define OV01A1S_EXPOSURE_MAX_MARGIN	8
+#define OV01A1S_EXPOSURE_STEP		1
+
+/* Analog gain controls from sensor */
+#define OV01A1S_REG_ANALOG_GAIN		0x3508
+#define OV01A1S_ANAL_GAIN_MIN		0x100
+#define OV01A1S_ANAL_GAIN_MAX		0xffff
+#define OV01A1S_ANAL_GAIN_STEP		1
+
+/* Digital gain controls from sensor */
+#define OV01A1S_REG_DIGILAL_GAIN_B	0x350A
+#define OV01A1S_REG_DIGITAL_GAIN_GB	0x3510
+#define OV01A1S_REG_DIGITAL_GAIN_GR	0x3513
+#define OV01A1S_REG_DIGITAL_GAIN_R	0x3516
+#define OV01A1S_DGTL_GAIN_MIN		0
+#define OV01A1S_DGTL_GAIN_MAX		0x3ffff
+#define OV01A1S_DGTL_GAIN_STEP		1
+#define OV01A1S_DGTL_GAIN_DEFAULT	1024
+
+/* Test Pattern Control */
+#define OV01A1S_REG_TEST_PATTERN		0x4503
+#define OV01A1S_TEST_PATTERN_ENABLE	BIT(7)
+#define OV01A1S_TEST_PATTERN_BAR_SHIFT	0
+
+enum {
+	OV01A1S_LINK_FREQ_400MHZ_INDEX,
+};
+
+struct ov01a1s_reg {
+	u16 address;
+	u8 val;
+};
+
+struct ov01a1s_reg_list {
+	u32 num_of_regs;
+	const struct ov01a1s_reg *regs;
+};
+
+struct ov01a1s_link_freq_config {
+	const struct ov01a1s_reg_list reg_list;
+};
+
+struct ov01a1s_mode {
+	/* Frame width in pixels */
+	u32 width;
+
+	/* Frame height in pixels */
+	u32 height;
+
+	/* Horizontal timining size */
+	u32 hts;
+
+	/* Default vertical timining size */
+	u32 vts_def;
+
+	/* Min vertical timining size */
+	u32 vts_min;
+
+	/* Link frequency needed for this resolution */
+	u32 link_freq_index;
+
+	/* Sensor register settings for this resolution */
+	const struct ov01a1s_reg_list reg_list;
+};
+
+static const struct ov01a1s_reg mipi_data_rate_720mbps[] = {
+};
+
+static const struct ov01a1s_reg sensor_1296x800_setting[] = {
+	{0x0103, 0x01},
+	{0x0302, 0x00},
+	{0x0303, 0x06},
+	{0x0304, 0x01},
+	{0x0305, 0x90},
+	{0x0306, 0x00},
+	{0x0308, 0x01},
+	{0x0309, 0x00},
+	{0x030c, 0x01},
+	{0x0322, 0x01},
+	{0x0323, 0x06},
+	{0x0324, 0x01},
+	{0x0325, 0x68},
+	{0x3002, 0xa1},
+	{0x301e, 0xf0},
+	{0x3022, 0x01},
+	{0x3501, 0x03},
+	{0x3502, 0x78},
+	{0x3504, 0x0c},
+	{0x3508, 0x01},
+	{0x3509, 0x00},
+	{0x3601, 0xc0},
+	{0x3603, 0x71},
+	{0x3610, 0x68},
+	{0x3611, 0x86},
+	{0x3640, 0x10},
+	{0x3641, 0x80},
+	{0x3642, 0xdc},
+	{0x3646, 0x55},
+	{0x3647, 0x57},
+	{0x364b, 0x00},
+	{0x3653, 0x10},
+	{0x3655, 0x00},
+	{0x3656, 0x00},
+	{0x365f, 0x0f},
+	{0x3661, 0x45},
+	{0x3662, 0x24},
+	{0x3663, 0x11},
+	{0x3664, 0x07},
+	{0x3709, 0x34},
+	{0x370b, 0x6f},
+	{0x3714, 0x22},
+	{0x371b, 0x27},
+	{0x371c, 0x67},
+	{0x371d, 0xa7},
+	{0x371e, 0xe7},
+	{0x3730, 0x81},
+	{0x3733, 0x10},
+	{0x3734, 0x40},
+	{0x3737, 0x04},
+	{0x3739, 0x1c},
+	{0x3767, 0x00},
+	{0x376c, 0x81},
+	{0x3772, 0x14},
+	{0x37c2, 0x04},
+	{0x37d8, 0x03},
+	{0x37d9, 0x0c},
+	{0x37e0, 0x00},
+	{0x37e1, 0x08},
+	{0x37e2, 0x10},
+	{0x37e3, 0x04},
+	{0x37e4, 0x04},
+	{0x37e5, 0x03},
+	{0x37e6, 0x04},
+	{0x3800, 0x00},
+	{0x3801, 0x00},
+	{0x3802, 0x00},
+	{0x3803, 0x00},
+	{0x3804, 0x05},
+	{0x3805, 0x0f},
+	{0x3806, 0x03},
+	{0x3807, 0x2f},
+	{0x3808, 0x05},
+	{0x3809, 0x00},
+	{0x380a, 0x03},
+	{0x380b, 0x1e},
+	{0x380c, 0x05},
+	{0x380d, 0xd0},
+	{0x380e, 0x03},
+	{0x380f, 0x80},
+	{0x3810, 0x00},
+	{0x3811, 0x09},
+	{0x3812, 0x00},
+	{0x3813, 0x08},
+	{0x3814, 0x01},
+	{0x3815, 0x01},
+	{0x3816, 0x01},
+	{0x3817, 0x01},
+	{0x3820, 0xa8},
+	{0x3822, 0x03},
+	{0x3832, 0x28},
+	{0x3833, 0x10},
+	{0x3b00, 0x00},
+	{0x3c80, 0x00},
+	{0x3c88, 0x02},
+	{0x3c8c, 0x07},
+	{0x3c8d, 0x40},
+	{0x3cc7, 0x80},
+	{0x4000, 0xc3},
+	{0x4001, 0xe0},
+	{0x4003, 0x40},
+	{0x4008, 0x02},
+	{0x4009, 0x19},
+	{0x400a, 0x01},
+	{0x400b, 0x6c},
+	{0x4011, 0x00},
+	{0x4041, 0x00},
+	{0x4300, 0xff},
+	{0x4301, 0x00},
+	{0x4302, 0x0f},
+	{0x4503, 0x00},
+	{0x4601, 0x50},
+	{0x481f, 0x34},
+	{0x4825, 0x33},
+	{0x4837, 0x14},
+	{0x4881, 0x40},
+	{0x4883, 0x01},
+	{0x4890, 0x00},
+	{0x4901, 0x00},
+	{0x4902, 0x00},
+	{0x4b00, 0x2a},
+	{0x4b0d, 0x00},
+	{0x450a, 0x04},
+	{0x450b, 0x00},
+	{0x5000, 0x65},
+	{0x5004, 0x00},
+	{0x5080, 0x40},
+	{0x5200, 0x18},
+	{0x4837, 0x14},
+	{0x0305, 0xf4},
+	{0x0325, 0xc2},
+	{0x3808, 0x05},
+	{0x3809, 0x10},
+	{0x380a, 0x03},
+	{0x380b, 0x1e},
+	{0x3810, 0x00},
+	{0x3811, 0x00},
+	{0x3812, 0x00},
+	{0x3813, 0x09},
+	{0x3820, 0x88},
+	{0x373d, 0x24},
+};
+
+static const char * const ov01a1s_test_pattern_menu[] = {
+	"Disabled",
+	"Color Bar",
+	"Top-Bottom Darker Color Bar",
+	"Right-Left Darker Color Bar",
+	"Color Bar type 4",
+};
+
+static const s64 link_freq_menu_items[] = {
+	OV01A1S_LINK_FREQ_400MHZ,
+};
+
+static const struct ov01a1s_link_freq_config link_freq_configs[] = {
+	[OV01A1S_LINK_FREQ_400MHZ_INDEX] = {
+		.reg_list = {
+			.num_of_regs = ARRAY_SIZE(mipi_data_rate_720mbps),
+			.regs = mipi_data_rate_720mbps,
+		}
+	},
+};
+
+static const struct ov01a1s_mode supported_modes[] = {
+	{
+		.width = 1296,
+		.height = 798,
+		.hts = 1488,
+		.vts_def = OV01A1S_VTS_DEF,
+		.vts_min = OV01A1S_VTS_MIN,
+		.reg_list = {
+			.num_of_regs = ARRAY_SIZE(sensor_1296x800_setting),
+			.regs = sensor_1296x800_setting,
+		},
+		.link_freq_index = OV01A1S_LINK_FREQ_400MHZ_INDEX,
+	},
+};
+
+struct ov01a1s {
+	struct v4l2_subdev sd;
+	struct media_pad pad;
+	struct v4l2_ctrl_handler ctrl_handler;
+
+	/* V4L2 Controls */
+	struct v4l2_ctrl *link_freq;
+	struct v4l2_ctrl *pixel_rate;
+	struct v4l2_ctrl *vblank;
+	struct v4l2_ctrl *hblank;
+	struct v4l2_ctrl *exposure;
+#if IS_ENABLED(CONFIG_INTEL_VSC)
+	struct v4l2_ctrl *privacy_status;
+
+	/* VSC settings */
+	struct vsc_mipi_config conf;
+	struct vsc_camera_status status;
+#endif
+
+	/* Current mode */
+	const struct ov01a1s_mode *cur_mode;
+
+	/* To serialize asynchronus callbacks */
+	struct mutex mutex;
+
+	/* i2c client */
+	struct i2c_client *client;
+
+#if IS_ENABLED(CONFIG_INTEL_SKL_INT3472)
+	/* GPIO for reset */
+	struct gpio_desc *reset_gpio;
+	/* GPIO for powerdown */
+	struct gpio_desc *powerdown_gpio;
+	/* Power enable */
+	struct regulator *avdd;
+	/* Clock provider */
+	struct clk *clk;
+#endif
+
+	enum {
+		OV01A1S_USE_DEFAULT = 0,
+#if IS_ENABLED(CONFIG_INTEL_SKL_INT3472) || IS_ENABLED(CONFIG_POWER_CTRL_LOGIC)
+		OV01A1S_USE_INT3472 = 1,
+#endif
+#if IS_ENABLED(CONFIG_INTEL_VSC)
+		OV01A1S_USE_INTEL_VSC = 2,
+#endif
+	} power_type;
+
+	/* Streaming on/off */
+	bool streaming;
+};
+
+static inline struct ov01a1s *to_ov01a1s(struct v4l2_subdev *subdev)
+{
+	return container_of(subdev, struct ov01a1s, sd);
+}
+
+static int ov01a1s_read_reg(struct ov01a1s *ov01a1s, u16 reg, u16 len, u32 *val)
+{
+	struct i2c_client *client = ov01a1s->client;
+	struct i2c_msg msgs[2];
+	u8 addr_buf[2];
+	u8 data_buf[4] = {0};
+	int ret = 0;
+
+	if (len > sizeof(data_buf))
+		return -EINVAL;
+
+	put_unaligned_be16(reg, addr_buf);
+	msgs[0].addr = client->addr;
+	msgs[0].flags = 0;
+	msgs[0].len = sizeof(addr_buf);
+	msgs[0].buf = addr_buf;
+	msgs[1].addr = client->addr;
+	msgs[1].flags = I2C_M_RD;
+	msgs[1].len = len;
+	msgs[1].buf = &data_buf[sizeof(data_buf) - len];
+
+	ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));
+	if (ret != ARRAY_SIZE(msgs))
+		return ret < 0 ? ret : -EIO;
+
+	*val = get_unaligned_be32(data_buf);
+
+	return 0;
+}
+
+static int ov01a1s_write_reg(struct ov01a1s *ov01a1s, u16 reg, u16 len, u32 val)
+{
+	struct i2c_client *client = ov01a1s->client;
+	u8 buf[6];
+	int ret = 0;
+
+	if (len > 4)
+		return -EINVAL;
+
+	put_unaligned_be16(reg, buf);
+	put_unaligned_be32(val << 8 * (4 - len), buf + 2);
+
+	ret = i2c_master_send(client, buf, len + 2);
+	if (ret != len + 2)
+		return ret < 0 ? ret : -EIO;
+
+	return 0;
+}
+
+static int ov01a1s_write_reg_list(struct ov01a1s *ov01a1s,
+				  const struct ov01a1s_reg_list *r_list)
+{
+	struct i2c_client *client = ov01a1s->client;
+	unsigned int i;
+	int ret = 0;
+
+	for (i = 0; i < r_list->num_of_regs; i++) {
+		ret = ov01a1s_write_reg(ov01a1s, r_list->regs[i].address, 1,
+					r_list->regs[i].val);
+		if (ret) {
+			dev_err_ratelimited(&client->dev,
+					    "write reg 0x%4.4x return err = %d",
+					    r_list->regs[i].address, ret);
+			return ret;
+		}
+	}
+
+	return 0;
+}
+
+static int ov01a1s_update_digital_gain(struct ov01a1s *ov01a1s, u32 d_gain)
+{
+	struct i2c_client *client = ov01a1s->client;
+	u32 real = d_gain << 6;
+	int ret = 0;
+
+	ret = ov01a1s_write_reg(ov01a1s, OV01A1S_REG_DIGILAL_GAIN_B, 3, real);
+	if (ret) {
+		dev_err(&client->dev, "failed to set OV01A1S_REG_DIGITAL_GAIN_B");
+		return ret;
+	}
+	ret = ov01a1s_write_reg(ov01a1s, OV01A1S_REG_DIGITAL_GAIN_GB, 3, real);
+	if (ret) {
+		dev_err(&client->dev, "failed to set OV01A1S_REG_DIGITAL_GAIN_GB");
+		return ret;
+	}
+	ret = ov01a1s_write_reg(ov01a1s, OV01A1S_REG_DIGITAL_GAIN_GR, 3, real);
+	if (ret) {
+		dev_err(&client->dev, "failed to set OV01A1S_REG_DIGITAL_GAIN_GR");
+		return ret;
+	}
+
+	ret = ov01a1s_write_reg(ov01a1s, OV01A1S_REG_DIGITAL_GAIN_R, 3, real);
+	if (ret) {
+		dev_err(&client->dev, "failed to set OV01A1S_REG_DIGITAL_GAIN_R");
+		return ret;
+	}
+	return ret;
+}
+
+static int ov01a1s_test_pattern(struct ov01a1s *ov01a1s, u32 pattern)
+{
+	if (pattern)
+		pattern = (pattern - 1) << OV01A1S_TEST_PATTERN_BAR_SHIFT |
+			  OV01A1S_TEST_PATTERN_ENABLE;
+
+	return ov01a1s_write_reg(ov01a1s, OV01A1S_REG_TEST_PATTERN, 1, pattern);
+}
+
+static int ov01a1s_set_ctrl(struct v4l2_ctrl *ctrl)
+{
+	struct ov01a1s *ov01a1s = container_of(ctrl->handler,
+					     struct ov01a1s, ctrl_handler);
+	struct i2c_client *client = ov01a1s->client;
+	s64 exposure_max;
+	int ret = 0;
+
+	/* Propagate change of current control to all related controls */
+	if (ctrl->id == V4L2_CID_VBLANK) {
+		/* Update max exposure while meeting expected vblanking */
+		exposure_max = ov01a1s->cur_mode->height + ctrl->val -
+			       OV01A1S_EXPOSURE_MAX_MARGIN;
+		__v4l2_ctrl_modify_range(ov01a1s->exposure,
+					 ov01a1s->exposure->minimum,
+					 exposure_max, ov01a1s->exposure->step,
+					 exposure_max);
+	}
+
+	/* V4L2 controls values will be applied only when power is already up */
+	if (!pm_runtime_get_if_in_use(&client->dev))
+		return 0;
+
+	switch (ctrl->id) {
+	case V4L2_CID_ANALOGUE_GAIN:
+		ret = ov01a1s_write_reg(ov01a1s, OV01A1S_REG_ANALOG_GAIN, 2,
+					ctrl->val);
+		break;
+
+	case V4L2_CID_DIGITAL_GAIN:
+		ret = ov01a1s_update_digital_gain(ov01a1s, ctrl->val);
+		break;
+
+	case V4L2_CID_EXPOSURE:
+		ret = ov01a1s_write_reg(ov01a1s, OV01A1S_REG_EXPOSURE, 2,
+					ctrl->val);
+		break;
+
+	case V4L2_CID_VBLANK:
+		ret = ov01a1s_write_reg(ov01a1s, OV01A1S_REG_VTS, 2,
+					ov01a1s->cur_mode->height + ctrl->val);
+		break;
+
+	case V4L2_CID_TEST_PATTERN:
+		ret = ov01a1s_test_pattern(ov01a1s, ctrl->val);
+		break;
+
+#if IS_ENABLED(CONFIG_INTEL_VSC)
+	case V4L2_CID_PRIVACY:
+		dev_dbg(&client->dev, "set privacy to %d", ctrl->val);
+		break;
+
+#endif
+	default:
+		ret = -EINVAL;
+		break;
+	}
+
+	pm_runtime_put(&client->dev);
+
+	return ret;
+}
+
+static const struct v4l2_ctrl_ops ov01a1s_ctrl_ops = {
+	.s_ctrl = ov01a1s_set_ctrl,
+};
+
+static int ov01a1s_init_controls(struct ov01a1s *ov01a1s)
+{
+	struct v4l2_ctrl_handler *ctrl_hdlr;
+	const struct ov01a1s_mode *cur_mode;
+	s64 exposure_max, h_blank;
+	u32 vblank_min, vblank_max, vblank_default;
+	int size;
+	int ret = 0;
+
+	ctrl_hdlr = &ov01a1s->ctrl_handler;
+#if IS_ENABLED(CONFIG_INTEL_VSC)
+	ret = v4l2_ctrl_handler_init(ctrl_hdlr, 9);
+#else
+	ret = v4l2_ctrl_handler_init(ctrl_hdlr, 8);
+#endif
+	if (ret)
+		return ret;
+
+	ctrl_hdlr->lock = &ov01a1s->mutex;
+	cur_mode = ov01a1s->cur_mode;
+	size = ARRAY_SIZE(link_freq_menu_items);
+
+	ov01a1s->link_freq = v4l2_ctrl_new_int_menu(ctrl_hdlr,
+						    &ov01a1s_ctrl_ops,
+						    V4L2_CID_LINK_FREQ,
+						    size - 1, 0,
+						    link_freq_menu_items);
+	if (ov01a1s->link_freq)
+		ov01a1s->link_freq->flags |= V4L2_CTRL_FLAG_READ_ONLY;
+
+	ov01a1s->pixel_rate = v4l2_ctrl_new_std(ctrl_hdlr, &ov01a1s_ctrl_ops,
+						V4L2_CID_PIXEL_RATE, 0,
+						OV01A1S_SCLK, 1, OV01A1S_SCLK);
+
+	vblank_min = cur_mode->vts_min - cur_mode->height;
+	vblank_max = OV01A1S_VTS_MAX - cur_mode->height;
+	vblank_default = cur_mode->vts_def - cur_mode->height;
+	ov01a1s->vblank = v4l2_ctrl_new_std(ctrl_hdlr, &ov01a1s_ctrl_ops,
+					    V4L2_CID_VBLANK, vblank_min,
+					    vblank_max, 1, vblank_default);
+
+	h_blank = cur_mode->hts - cur_mode->width;
+	ov01a1s->hblank = v4l2_ctrl_new_std(ctrl_hdlr, &ov01a1s_ctrl_ops,
+					    V4L2_CID_HBLANK, h_blank, h_blank,
+					    1, h_blank);
+	if (ov01a1s->hblank)
+		ov01a1s->hblank->flags |= V4L2_CTRL_FLAG_READ_ONLY;
+#if IS_ENABLED(CONFIG_INTEL_VSC)
+	ov01a1s->privacy_status = v4l2_ctrl_new_std(ctrl_hdlr,
+						    &ov01a1s_ctrl_ops,
+						    V4L2_CID_PRIVACY,
+						    0, 1, 1, 0);
+#endif
+
+	v4l2_ctrl_new_std(ctrl_hdlr, &ov01a1s_ctrl_ops, V4L2_CID_ANALOGUE_GAIN,
+			  OV01A1S_ANAL_GAIN_MIN, OV01A1S_ANAL_GAIN_MAX,
+			  OV01A1S_ANAL_GAIN_STEP, OV01A1S_ANAL_GAIN_MIN);
+	v4l2_ctrl_new_std(ctrl_hdlr, &ov01a1s_ctrl_ops, V4L2_CID_DIGITAL_GAIN,
+			  OV01A1S_DGTL_GAIN_MIN, OV01A1S_DGTL_GAIN_MAX,
+			  OV01A1S_DGTL_GAIN_STEP, OV01A1S_DGTL_GAIN_DEFAULT);
+	exposure_max = cur_mode->vts_def - OV01A1S_EXPOSURE_MAX_MARGIN;
+	ov01a1s->exposure = v4l2_ctrl_new_std(ctrl_hdlr, &ov01a1s_ctrl_ops,
+					      V4L2_CID_EXPOSURE,
+					      OV01A1S_EXPOSURE_MIN,
+					      exposure_max,
+					      OV01A1S_EXPOSURE_STEP,
+					      exposure_max);
+	v4l2_ctrl_new_std_menu_items(ctrl_hdlr, &ov01a1s_ctrl_ops,
+				     V4L2_CID_TEST_PATTERN,
+				     ARRAY_SIZE(ov01a1s_test_pattern_menu) - 1,
+				     0, 0, ov01a1s_test_pattern_menu);
+	if (ctrl_hdlr->error)
+		return ctrl_hdlr->error;
+
+	ov01a1s->sd.ctrl_handler = ctrl_hdlr;
+
+	return 0;
+}
+
+static void ov01a1s_update_pad_format(const struct ov01a1s_mode *mode,
+				      struct v4l2_mbus_framefmt *fmt)
+{
+	fmt->width = mode->width;
+	fmt->height = mode->height;
+	fmt->code = MEDIA_BUS_FMT_SGRBG10_1X10;
+	fmt->field = V4L2_FIELD_NONE;
+}
+
+#if IS_ENABLED(CONFIG_INTEL_VSC)
+static void ov01a1s_vsc_privacy_callback(void *handle,
+				       enum vsc_privacy_status status)
+{
+	struct ov01a1s *ov01a1s = handle;
+
+	v4l2_ctrl_s_ctrl(ov01a1s->privacy_status, !status);
+}
+
+#endif
+static int ov01a1s_start_streaming(struct ov01a1s *ov01a1s)
+{
+	struct i2c_client *client = ov01a1s->client;
+	const struct ov01a1s_reg_list *reg_list;
+	int link_freq_index;
+	int ret = 0;
+
+	link_freq_index = ov01a1s->cur_mode->link_freq_index;
+	reg_list = &link_freq_configs[link_freq_index].reg_list;
+	ret = ov01a1s_write_reg_list(ov01a1s, reg_list);
+	if (ret) {
+		dev_err(&client->dev, "failed to set plls");
+		return ret;
+	}
+
+	reg_list = &ov01a1s->cur_mode->reg_list;
+	ret = ov01a1s_write_reg_list(ov01a1s, reg_list);
+	if (ret) {
+		dev_err(&client->dev, "failed to set mode");
+		return ret;
+	}
+
+	ret = __v4l2_ctrl_handler_setup(ov01a1s->sd.ctrl_handler);
+	if (ret)
+		return ret;
+
+	ret = ov01a1s_write_reg(ov01a1s, OV01A1S_REG_MODE_SELECT, 1,
+				OV01A1S_MODE_STREAMING);
+	if (ret)
+		dev_err(&client->dev, "failed to start streaming");
+
+	return ret;
+}
+
+static void ov01a1s_stop_streaming(struct ov01a1s *ov01a1s)
+{
+	struct i2c_client *client = ov01a1s->client;
+	int ret = 0;
+
+	ret = ov01a1s_write_reg(ov01a1s, OV01A1S_REG_MODE_SELECT, 1,
+				OV01A1S_MODE_STANDBY);
+	if (ret)
+		dev_err(&client->dev, "failed to stop streaming");
+}
+
+static int ov01a1s_set_stream(struct v4l2_subdev *sd, int enable)
+{
+	struct ov01a1s *ov01a1s = to_ov01a1s(sd);
+	struct i2c_client *client = ov01a1s->client;
+	int ret = 0;
+
+	if (ov01a1s->streaming == enable)
+		return 0;
+
+	mutex_lock(&ov01a1s->mutex);
+	if (enable) {
+		ret = pm_runtime_get_sync(&client->dev);
+		if (ret < 0) {
+			pm_runtime_put_noidle(&client->dev);
+			mutex_unlock(&ov01a1s->mutex);
+			return ret;
+		}
+
+		ret = ov01a1s_start_streaming(ov01a1s);
+		if (ret) {
+			enable = 0;
+			ov01a1s_stop_streaming(ov01a1s);
+			pm_runtime_put(&client->dev);
+		}
+	} else {
+		ov01a1s_stop_streaming(ov01a1s);
+		pm_runtime_put(&client->dev);
+	}
+
+	ov01a1s->streaming = enable;
+	mutex_unlock(&ov01a1s->mutex);
+
+	return ret;
+}
+
+static int ov01a1s_power_off(struct device *dev)
+{
+	struct v4l2_subdev *sd = dev_get_drvdata(dev);
+	struct ov01a1s *ov01a1s = to_ov01a1s(sd);
+	int ret = 0;
+
+#if IS_ENABLED(CONFIG_INTEL_SKL_INT3472)
+	if (ov01a1s->power_type == OV01A1S_USE_INT3472) {
+		gpiod_set_value_cansleep(ov01a1s->reset_gpio, 1);
+		gpiod_set_value_cansleep(ov01a1s->powerdown_gpio, 1);
+		if (ov01a1s->avdd)
+			ret = regulator_disable(ov01a1s->avdd);
+		clk_disable_unprepare(ov01a1s->clk);
+		msleep(20);
+	}
+#elif IS_ENABLED(CONFIG_POWER_CTRL_LOGIC)
+	if (ov01a1s->power_type == OV01A1S_USE_INT3472)
+		ret = power_ctrl_logic_set_power(0);
+#endif
+#if IS_ENABLED(CONFIG_INTEL_VSC)
+	if (ov01a1s->power_type == OV01A1S_USE_INTEL_VSC) {
+		ret = vsc_release_camera_sensor(&ov01a1s->status);
+		if (ret && ret != -EAGAIN)
+			dev_err(dev, "Release VSC failed");
+	}
+#endif
+
+	return ret;
+}
+
+static int ov01a1s_power_on(struct device *dev)
+{
+	struct v4l2_subdev *sd = dev_get_drvdata(dev);
+	struct ov01a1s *ov01a1s = to_ov01a1s(sd);
+	int ret = 0;
+
+#if IS_ENABLED(CONFIG_INTEL_SKL_INT3472)
+	if (ov01a1s->power_type == OV01A1S_USE_INT3472) {
+		ret = clk_prepare_enable(ov01a1s->clk);
+		if (ret)
+			return ret;
+		if (ov01a1s->avdd)
+			ret = regulator_enable(ov01a1s->avdd);
+		if (ret)
+			return ret;
+		gpiod_set_value_cansleep(ov01a1s->powerdown_gpio, 0);
+		gpiod_set_value_cansleep(ov01a1s->reset_gpio, 0);
+		msleep(20);
+	}
+#elif IS_ENABLED(CONFIG_POWER_CTRL_LOGIC)
+	if (ov01a1s->power_type == OV01A1S_USE_INT3472)
+		ret = power_ctrl_logic_set_power(1);
+#endif
+#if IS_ENABLED(CONFIG_INTEL_VSC)
+	if (ov01a1s->power_type == OV01A1S_USE_INTEL_VSC) {
+		ret = vsc_acquire_camera_sensor(&ov01a1s->conf,
+						ov01a1s_vsc_privacy_callback,
+						ov01a1s, &ov01a1s->status);
+		if (ret && ret != -EAGAIN) {
+			dev_err(dev, "Acquire VSC failed");
+			return ret;
+		}
+		__v4l2_ctrl_s_ctrl(ov01a1s->privacy_status,
+				   !(ov01a1s->status.status));
+	}
+#endif
+
+	return ret;
+}
+
+static int __maybe_unused ov01a1s_suspend(struct device *dev)
+{
+	struct i2c_client *client = to_i2c_client(dev);
+	struct v4l2_subdev *sd = i2c_get_clientdata(client);
+	struct ov01a1s *ov01a1s = to_ov01a1s(sd);
+
+	mutex_lock(&ov01a1s->mutex);
+	if (ov01a1s->streaming)
+		ov01a1s_stop_streaming(ov01a1s);
+
+	mutex_unlock(&ov01a1s->mutex);
+
+	return 0;
+}
+
+static int __maybe_unused ov01a1s_resume(struct device *dev)
+{
+	struct i2c_client *client = to_i2c_client(dev);
+	struct v4l2_subdev *sd = i2c_get_clientdata(client);
+	struct ov01a1s *ov01a1s = to_ov01a1s(sd);
+	int ret = 0;
+
+	mutex_lock(&ov01a1s->mutex);
+	if (!ov01a1s->streaming)
+		goto exit;
+
+	ret = ov01a1s_start_streaming(ov01a1s);
+	if (ret) {
+		ov01a1s->streaming = false;
+		ov01a1s_stop_streaming(ov01a1s);
+	}
+
+exit:
+	mutex_unlock(&ov01a1s->mutex);
+	return ret;
+}
+
+static int ov01a1s_set_format(struct v4l2_subdev *sd,
+#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 14, 0)
+			      struct v4l2_subdev_pad_config *cfg,
+#else
+			      struct v4l2_subdev_state *sd_state,
+#endif
+			      struct v4l2_subdev_format *fmt)
+{
+	struct ov01a1s *ov01a1s = to_ov01a1s(sd);
+	const struct ov01a1s_mode *mode;
+	s32 vblank_def, h_blank;
+
+	mode = v4l2_find_nearest_size(supported_modes,
+				      ARRAY_SIZE(supported_modes), width,
+				      height, fmt->format.width,
+				      fmt->format.height);
+
+	mutex_lock(&ov01a1s->mutex);
+	ov01a1s_update_pad_format(mode, &fmt->format);
+	if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {
+#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 14, 0)
+		*v4l2_subdev_get_try_format(sd, cfg, fmt->pad) = fmt->format;
+#else
+		*v4l2_subdev_get_try_format(sd, sd_state, fmt->pad) = fmt->format;
+#endif
+	} else {
+		ov01a1s->cur_mode = mode;
+		__v4l2_ctrl_s_ctrl(ov01a1s->link_freq, mode->link_freq_index);
+		__v4l2_ctrl_s_ctrl_int64(ov01a1s->pixel_rate, OV01A1S_SCLK);
+
+		/* Update limits and set FPS to default */
+		vblank_def = mode->vts_def - mode->height;
+		__v4l2_ctrl_modify_range(ov01a1s->vblank,
+					 mode->vts_min - mode->height,
+					 OV01A1S_VTS_MAX - mode->height, 1,
+					 vblank_def);
+		__v4l2_ctrl_s_ctrl(ov01a1s->vblank, vblank_def);
+		h_blank = mode->hts - mode->width;
+		__v4l2_ctrl_modify_range(ov01a1s->hblank, h_blank, h_blank, 1,
+					 h_blank);
+	}
+	mutex_unlock(&ov01a1s->mutex);
+
+	return 0;
+}
+
+static int ov01a1s_get_format(struct v4l2_subdev *sd,
+#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 14, 0)
+			      struct v4l2_subdev_pad_config *cfg,
+#else
+			      struct v4l2_subdev_state *sd_state,
+#endif
+			      struct v4l2_subdev_format *fmt)
+{
+	struct ov01a1s *ov01a1s = to_ov01a1s(sd);
+
+	mutex_lock(&ov01a1s->mutex);
+	if (fmt->which == V4L2_SUBDEV_FORMAT_TRY)
+#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 14, 0)
+		fmt->format = *v4l2_subdev_get_try_format(&ov01a1s->sd, cfg,
+							  fmt->pad);
+#else
+		fmt->format = *v4l2_subdev_get_try_format(&ov01a1s->sd,
+							  sd_state, fmt->pad);
+#endif
+	else
+		ov01a1s_update_pad_format(ov01a1s->cur_mode, &fmt->format);
+
+	mutex_unlock(&ov01a1s->mutex);
+
+	return 0;
+}
+
+static int ov01a1s_enum_mbus_code(struct v4l2_subdev *sd,
+#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 14, 0)
+				  struct v4l2_subdev_pad_config *cfg,
+#else
+				  struct v4l2_subdev_state *sd_state,
+#endif
+				  struct v4l2_subdev_mbus_code_enum *code)
+{
+	if (code->index > 0)
+		return -EINVAL;
+
+	code->code = MEDIA_BUS_FMT_SGRBG10_1X10;
+
+	return 0;
+}
+
+static int ov01a1s_enum_frame_size(struct v4l2_subdev *sd,
+#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 14, 0)
+				   struct v4l2_subdev_pad_config *cfg,
+#else
+				   struct v4l2_subdev_state *sd_state,
+#endif
+				   struct v4l2_subdev_frame_size_enum *fse)
+{
+	if (fse->index >= ARRAY_SIZE(supported_modes))
+		return -EINVAL;
+
+	if (fse->code != MEDIA_BUS_FMT_SGRBG10_1X10)
+		return -EINVAL;
+
+	fse->min_width = supported_modes[fse->index].width;
+	fse->max_width = fse->min_width;
+	fse->min_height = supported_modes[fse->index].height;
+	fse->max_height = fse->min_height;
+
+	return 0;
+}
+
+static int ov01a1s_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
+{
+	struct ov01a1s *ov01a1s = to_ov01a1s(sd);
+
+	mutex_lock(&ov01a1s->mutex);
+#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 14, 0)
+	ov01a1s_update_pad_format(&supported_modes[0],
+				  v4l2_subdev_get_try_format(sd, fh->pad, 0));
+#else
+	ov01a1s_update_pad_format(&supported_modes[0],
+				  v4l2_subdev_get_try_format(sd, fh->state, 0));
+#endif
+	mutex_unlock(&ov01a1s->mutex);
+
+	return 0;
+}
+
+static const struct v4l2_subdev_video_ops ov01a1s_video_ops = {
+	.s_stream = ov01a1s_set_stream,
+};
+
+static const struct v4l2_subdev_pad_ops ov01a1s_pad_ops = {
+	.set_fmt = ov01a1s_set_format,
+	.get_fmt = ov01a1s_get_format,
+	.enum_mbus_code = ov01a1s_enum_mbus_code,
+	.enum_frame_size = ov01a1s_enum_frame_size,
+};
+
+static const struct v4l2_subdev_ops ov01a1s_subdev_ops = {
+	.video = &ov01a1s_video_ops,
+	.pad = &ov01a1s_pad_ops,
+};
+
+static const struct media_entity_operations ov01a1s_subdev_entity_ops = {
+	.link_validate = v4l2_subdev_link_validate,
+};
+
+static const struct v4l2_subdev_internal_ops ov01a1s_internal_ops = {
+	.open = ov01a1s_open,
+};
+
+static int ov01a1s_identify_module(struct ov01a1s *ov01a1s)
+{
+	struct i2c_client *client = ov01a1s->client;
+	int ret;
+	u32 val;
+
+	ret = ov01a1s_read_reg(ov01a1s, OV01A1S_REG_CHIP_ID, 3, &val);
+	if (ret)
+		return ret;
+
+	if (val != OV01A1S_CHIP_ID) {
+		dev_err(&client->dev, "chip id mismatch: %x!=%x",
+			OV01A1S_CHIP_ID, val);
+		return -ENXIO;
+	}
+
+	return 0;
+}
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(6, 1, 0)
+static int ov01a1s_remove(struct i2c_client *client)
+#else
+static void ov01a1s_remove(struct i2c_client *client)
+#endif
+{
+	struct v4l2_subdev *sd = i2c_get_clientdata(client);
+	struct ov01a1s *ov01a1s = to_ov01a1s(sd);
+
+	v4l2_async_unregister_subdev(sd);
+	media_entity_cleanup(&sd->entity);
+	v4l2_ctrl_handler_free(sd->ctrl_handler);
+	pm_runtime_disable(&client->dev);
+	mutex_destroy(&ov01a1s->mutex);
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(6, 1, 0)
+	return 0;
+#endif
+}
+
+#if IS_ENABLED(CONFIG_INTEL_SKL_INT3472)
+static int ov01a1s_parse_gpio(struct ov01a1s *ov01a1s)
+{
+	struct device *dev = &ov01a1s->client->dev;
+
+	ov01a1s->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW);
+	if (IS_ERR(ov01a1s->reset_gpio)) {
+		dev_warn(dev, "error while getting reset gpio: %ld\n",
+			 PTR_ERR(ov01a1s->reset_gpio));
+		ov01a1s->reset_gpio = NULL;
+		return -EPROBE_DEFER;
+	}
+
+	/* For optional, don't return or print warn if can't get it */
+	ov01a1s->powerdown_gpio =
+		devm_gpiod_get_optional(dev, "powerdown", GPIOD_OUT_LOW);
+	if (IS_ERR(ov01a1s->powerdown_gpio)) {
+		dev_dbg(dev, "no powerdown gpio: %ld\n",
+			PTR_ERR(ov01a1s->powerdown_gpio));
+		ov01a1s->powerdown_gpio = NULL;
+	}
+
+	ov01a1s->avdd = devm_regulator_get_optional(dev, "avdd");
+	if (IS_ERR(ov01a1s->avdd)) {
+		dev_dbg(dev, "no regulator avdd: %ld\n",
+			PTR_ERR(ov01a1s->avdd));
+		ov01a1s->avdd = NULL;
+	}
+
+	ov01a1s->clk = devm_clk_get_optional(dev, "clk");
+	if (IS_ERR(ov01a1s->clk)) {
+		dev_dbg(dev, "no clk: %ld\n", PTR_ERR(ov01a1s->clk));
+		ov01a1s->clk = NULL;
+	}
+
+	return 0;
+}
+#endif
+
+static int ov01a1s_parse_power(struct ov01a1s *ov01a1s)
+{
+	int ret = 0;
+
+#if IS_ENABLED(CONFIG_INTEL_VSC)
+	ov01a1s->conf.lane_num = OV01A1S_DATA_LANES;
+	/* frequency unit 100k */
+	ov01a1s->conf.freq = OV01A1S_LINK_FREQ_400MHZ / 100000;
+	ret = vsc_acquire_camera_sensor(&ov01a1s->conf, NULL, NULL, &ov01a1s->status);
+	if (!ret) {
+		ov01a1s->power_type = OV01A1S_USE_INTEL_VSC;
+		return 0;
+	} else if (ret != -EAGAIN) {
+		return ret;
+	}
+#endif
+#if IS_ENABLED(CONFIG_INTEL_SKL_INT3472)
+	ret = ov01a1s_parse_gpio(ov01a1s);
+#elif IS_ENABLED(CONFIG_POWER_CTRL_LOGIC)
+	ret = power_ctrl_logic_set_power(1);
+#endif
+#if IS_ENABLED(CONFIG_INTEL_SKL_INT3472) || IS_ENABLED(CONFIG_POWER_CTRL_LOGIC)
+	if (!ret) {
+		ov01a1s->power_type = OV01A1S_USE_INT3472;
+		return 0;
+	}
+#endif
+	if (ret == -EAGAIN)
+		return -EPROBE_DEFER;
+
+	return ret;
+}
+
+static int ov01a1s_probe(struct i2c_client *client)
+{
+	struct ov01a1s *ov01a1s;
+	int ret = 0;
+
+	ov01a1s = devm_kzalloc(&client->dev, sizeof(*ov01a1s), GFP_KERNEL);
+	if (!ov01a1s)
+		return -ENOMEM;
+
+	ov01a1s->client = client;
+	ret = ov01a1s_parse_power(ov01a1s);
+	if (ret)
+		return ret;
+
+	v4l2_i2c_subdev_init(&ov01a1s->sd, client, &ov01a1s_subdev_ops);
+#if IS_ENABLED(CONFIG_INTEL_SKL_INT3472)
+	/* In other cases, power is up in ov01a1s_parse_power */
+	if (ov01a1s->power_type == OV01A1S_USE_INT3472)
+		ov01a1s_power_on(&client->dev);
+#endif
+	ret = ov01a1s_identify_module(ov01a1s);
+	if (ret) {
+		dev_err(&client->dev, "failed to find sensor: %d", ret);
+		goto probe_error_power_off;
+	}
+
+	mutex_init(&ov01a1s->mutex);
+	ov01a1s->cur_mode = &supported_modes[0];
+	ret = ov01a1s_init_controls(ov01a1s);
+	if (ret) {
+		dev_err(&client->dev, "failed to init controls: %d", ret);
+		goto probe_error_v4l2_ctrl_handler_free;
+	}
+
+	ov01a1s->sd.internal_ops = &ov01a1s_internal_ops;
+	ov01a1s->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
+	ov01a1s->sd.entity.ops = &ov01a1s_subdev_entity_ops;
+	ov01a1s->sd.entity.function = MEDIA_ENT_F_CAM_SENSOR;
+	ov01a1s->pad.flags = MEDIA_PAD_FL_SOURCE;
+	ret = media_entity_pads_init(&ov01a1s->sd.entity, 1, &ov01a1s->pad);
+	if (ret) {
+		dev_err(&client->dev, "failed to init entity pads: %d", ret);
+		goto probe_error_v4l2_ctrl_handler_free;
+	}
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 13, 0)
+	ret = v4l2_async_register_subdev_sensor_common(&ov01a1s->sd);
+#else
+	ret = v4l2_async_register_subdev_sensor(&ov01a1s->sd);
+#endif
+	if (ret < 0) {
+		dev_err(&client->dev, "failed to register V4L2 subdev: %d",
+			ret);
+		goto probe_error_media_entity_cleanup;
+	}
+
+	/*
+	 * Device is already turned on by i2c-core with ACPI domain PM.
+	 * Enable runtime PM and turn off the device.
+	 */
+	pm_runtime_set_active(&client->dev);
+	pm_runtime_enable(&client->dev);
+	pm_runtime_idle(&client->dev);
+
+	return 0;
+
+probe_error_media_entity_cleanup:
+	media_entity_cleanup(&ov01a1s->sd.entity);
+
+probe_error_v4l2_ctrl_handler_free:
+	v4l2_ctrl_handler_free(ov01a1s->sd.ctrl_handler);
+	mutex_destroy(&ov01a1s->mutex);
+
+probe_error_power_off:
+	ov01a1s_power_off(&client->dev);
+
+	return ret;
+}
+
+static const struct dev_pm_ops ov01a1s_pm_ops = {
+	SET_SYSTEM_SLEEP_PM_OPS(ov01a1s_suspend, ov01a1s_resume)
+	SET_RUNTIME_PM_OPS(ov01a1s_power_off, ov01a1s_power_on, NULL)
+};
+
+#ifdef CONFIG_ACPI
+static const struct acpi_device_id ov01a1s_acpi_ids[] = {
+	{ "OVTI01AS" },
+	{}
+};
+
+MODULE_DEVICE_TABLE(acpi, ov01a1s_acpi_ids);
+#endif
+
+static struct i2c_driver ov01a1s_i2c_driver = {
+	.driver = {
+		.name = "ov01a1s",
+		.pm = &ov01a1s_pm_ops,
+		.acpi_match_table = ACPI_PTR(ov01a1s_acpi_ids),
+	},
+#if LINUX_VERSION_CODE < KERNEL_VERSION(6, 6, 0)
+	.probe_new = ov01a1s_probe,
+#else
+	.probe = ov01a1s_probe,
+#endif
+	.remove = ov01a1s_remove,
+};
+
+module_i2c_driver(ov01a1s_i2c_driver);
+
+MODULE_AUTHOR("Xu, Chongyang <chongyang.xu@intel.com>");
+MODULE_AUTHOR("Lai, Jim <jim.lai@intel.com>");
+MODULE_AUTHOR("Qiu, Tianshu <tian.shu.qiu@intel.com>");
+MODULE_AUTHOR("Shawn Tu <shawnx.tu@intel.com>");
+MODULE_AUTHOR("Bingbu Cao <bingbu.cao@intel.com>");
+MODULE_DESCRIPTION("OmniVision OV01A1S sensor driver");
+MODULE_LICENSE("GPL v2");
-- 
2.45.2

From 5cdf8b2b159a7cfef03b67b7fd51da967345090c Mon Sep 17 00:00:00 2001
From: Hans de Goede <hdegoede@redhat.com>
Date: Mon, 6 Nov 2023 12:33:56 +0100
Subject: [PATCH 2/3] media: ov01a1s: Remove non upstream iVSC support

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
---
 drivers/media/i2c/ov01a1s.c | 71 -------------------------------------
 1 file changed, 71 deletions(-)

diff --git a/drivers/media/i2c/ov01a1s.c b/drivers/media/i2c/ov01a1s.c
index 0dcce8b492b4..c97c1a661022 100644
--- a/drivers/media/i2c/ov01a1s.c
+++ b/drivers/media/i2c/ov01a1s.c
@@ -17,9 +17,6 @@
 #elif IS_ENABLED(CONFIG_POWER_CTRL_LOGIC)
 #include "power_ctrl_logic.h"
 #endif
-#if IS_ENABLED(CONFIG_INTEL_VSC)
-#include <linux/vsc.h>
-#endif
 
 #define OV01A1S_LINK_FREQ_400MHZ	400000000ULL
 #define OV01A1S_SCLK			40000000LL
@@ -302,13 +299,6 @@ struct ov01a1s {
 	struct v4l2_ctrl *vblank;
 	struct v4l2_ctrl *hblank;
 	struct v4l2_ctrl *exposure;
-#if IS_ENABLED(CONFIG_INTEL_VSC)
-	struct v4l2_ctrl *privacy_status;
-
-	/* VSC settings */
-	struct vsc_mipi_config conf;
-	struct vsc_camera_status status;
-#endif
 
 	/* Current mode */
 	const struct ov01a1s_mode *cur_mode;
@@ -334,9 +324,6 @@ struct ov01a1s {
 		OV01A1S_USE_DEFAULT = 0,
 #if IS_ENABLED(CONFIG_INTEL_SKL_INT3472) || IS_ENABLED(CONFIG_POWER_CTRL_LOGIC)
 		OV01A1S_USE_INT3472 = 1,
-#endif
-#if IS_ENABLED(CONFIG_INTEL_VSC)
-		OV01A1S_USE_INTEL_VSC = 2,
 #endif
 	} power_type;
 
@@ -505,12 +492,6 @@ static int ov01a1s_set_ctrl(struct v4l2_ctrl *ctrl)
 		ret = ov01a1s_test_pattern(ov01a1s, ctrl->val);
 		break;
 
-#if IS_ENABLED(CONFIG_INTEL_VSC)
-	case V4L2_CID_PRIVACY:
-		dev_dbg(&client->dev, "set privacy to %d", ctrl->val);
-		break;
-
-#endif
 	default:
 		ret = -EINVAL;
 		break;
@@ -535,11 +516,7 @@ static int ov01a1s_init_controls(struct ov01a1s *ov01a1s)
 	int ret = 0;
 
 	ctrl_hdlr = &ov01a1s->ctrl_handler;
-#if IS_ENABLED(CONFIG_INTEL_VSC)
-	ret = v4l2_ctrl_handler_init(ctrl_hdlr, 9);
-#else
 	ret = v4l2_ctrl_handler_init(ctrl_hdlr, 8);
-#endif
 	if (ret)
 		return ret;
 
@@ -572,12 +549,6 @@ static int ov01a1s_init_controls(struct ov01a1s *ov01a1s)
 					    1, h_blank);
 	if (ov01a1s->hblank)
 		ov01a1s->hblank->flags |= V4L2_CTRL_FLAG_READ_ONLY;
-#if IS_ENABLED(CONFIG_INTEL_VSC)
-	ov01a1s->privacy_status = v4l2_ctrl_new_std(ctrl_hdlr,
-						    &ov01a1s_ctrl_ops,
-						    V4L2_CID_PRIVACY,
-						    0, 1, 1, 0);
-#endif
 
 	v4l2_ctrl_new_std(ctrl_hdlr, &ov01a1s_ctrl_ops, V4L2_CID_ANALOGUE_GAIN,
 			  OV01A1S_ANAL_GAIN_MIN, OV01A1S_ANAL_GAIN_MAX,
@@ -613,16 +584,6 @@ static void ov01a1s_update_pad_format(const struct ov01a1s_mode *mode,
 	fmt->field = V4L2_FIELD_NONE;
 }
 
-#if IS_ENABLED(CONFIG_INTEL_VSC)
-static void ov01a1s_vsc_privacy_callback(void *handle,
-				       enum vsc_privacy_status status)
-{
-	struct ov01a1s *ov01a1s = handle;
-
-	v4l2_ctrl_s_ctrl(ov01a1s->privacy_status, !status);
-}
-
-#endif
 static int ov01a1s_start_streaming(struct ov01a1s *ov01a1s)
 {
 	struct i2c_client *client = ov01a1s->client;
@@ -722,13 +683,6 @@ static int ov01a1s_power_off(struct device *dev)
 	if (ov01a1s->power_type == OV01A1S_USE_INT3472)
 		ret = power_ctrl_logic_set_power(0);
 #endif
-#if IS_ENABLED(CONFIG_INTEL_VSC)
-	if (ov01a1s->power_type == OV01A1S_USE_INTEL_VSC) {
-		ret = vsc_release_camera_sensor(&ov01a1s->status);
-		if (ret && ret != -EAGAIN)
-			dev_err(dev, "Release VSC failed");
-	}
-#endif
 
 	return ret;
 }
@@ -756,19 +710,6 @@ static int ov01a1s_power_on(struct device *dev)
 	if (ov01a1s->power_type == OV01A1S_USE_INT3472)
 		ret = power_ctrl_logic_set_power(1);
 #endif
-#if IS_ENABLED(CONFIG_INTEL_VSC)
-	if (ov01a1s->power_type == OV01A1S_USE_INTEL_VSC) {
-		ret = vsc_acquire_camera_sensor(&ov01a1s->conf,
-						ov01a1s_vsc_privacy_callback,
-						ov01a1s, &ov01a1s->status);
-		if (ret && ret != -EAGAIN) {
-			dev_err(dev, "Acquire VSC failed");
-			return ret;
-		}
-		__v4l2_ctrl_s_ctrl(ov01a1s->privacy_status,
-				   !(ov01a1s->status.status));
-	}
-#endif
 
 	return ret;
 }
@@ -1044,18 +985,6 @@ static int ov01a1s_parse_power(struct ov01a1s *ov01a1s)
 {
 	int ret = 0;
 
-#if IS_ENABLED(CONFIG_INTEL_VSC)
-	ov01a1s->conf.lane_num = OV01A1S_DATA_LANES;
-	/* frequency unit 100k */
-	ov01a1s->conf.freq = OV01A1S_LINK_FREQ_400MHZ / 100000;
-	ret = vsc_acquire_camera_sensor(&ov01a1s->conf, NULL, NULL, &ov01a1s->status);
-	if (!ret) {
-		ov01a1s->power_type = OV01A1S_USE_INTEL_VSC;
-		return 0;
-	} else if (ret != -EAGAIN) {
-		return ret;
-	}
-#endif
 #if IS_ENABLED(CONFIG_INTEL_SKL_INT3472)
 	ret = ov01a1s_parse_gpio(ov01a1s);
 #elif IS_ENABLED(CONFIG_POWER_CTRL_LOGIC)
-- 
2.45.2

From 5ccd06ac4351f3eb8146c1109446fc80aeaa873f Mon Sep 17 00:00:00 2001
From: Florian Klink <flokli@flokli.de>
Date: Sun, 17 Mar 2024 14:24:05 +0200
Subject: [PATCH 3/3] ov01a1s.c: support Linux 6.8.0

Used https://github.com/intel/ipu6-drivers/pull/213 as an inspiration.
---
 drivers/media/i2c/ov01a1s.c | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/drivers/media/i2c/ov01a1s.c b/drivers/media/i2c/ov01a1s.c
index c97c1a661022..22b406bdeae9 100644
--- a/drivers/media/i2c/ov01a1s.c
+++ b/drivers/media/i2c/ov01a1s.c
@@ -773,8 +773,10 @@ static int ov01a1s_set_format(struct v4l2_subdev *sd,
 	if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {
 #if LINUX_VERSION_CODE < KERNEL_VERSION(5, 14, 0)
 		*v4l2_subdev_get_try_format(sd, cfg, fmt->pad) = fmt->format;
-#else
+#elif LINUX_VERSION_CODE < KERNEL_VERSION(6, 8, 0)
 		*v4l2_subdev_get_try_format(sd, sd_state, fmt->pad) = fmt->format;
+#else
+		*v4l2_subdev_state_get_format(sd_state, fmt->pad) = fmt->format;
 #endif
 	} else {
 		ov01a1s->cur_mode = mode;
@@ -812,9 +814,11 @@ static int ov01a1s_get_format(struct v4l2_subdev *sd,
 #if LINUX_VERSION_CODE < KERNEL_VERSION(5, 14, 0)
 		fmt->format = *v4l2_subdev_get_try_format(&ov01a1s->sd, cfg,
 							  fmt->pad);
-#else
+#elif LINUX_VERSION_CODE < KERNEL_VERSION(6, 8, 0)
 		fmt->format = *v4l2_subdev_get_try_format(&ov01a1s->sd,
 							  sd_state, fmt->pad);
+#else
+		fmt->format = *v4l2_subdev_state_get_format(sd_state, fmt->pad);
 #endif
 	else
 		ov01a1s_update_pad_format(ov01a1s->cur_mode, &fmt->format);
@@ -870,9 +874,12 @@ static int ov01a1s_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
 #if LINUX_VERSION_CODE < KERNEL_VERSION(5, 14, 0)
 	ov01a1s_update_pad_format(&supported_modes[0],
 				  v4l2_subdev_get_try_format(sd, fh->pad, 0));
-#else
+#elif LINUX_VERSION_CODE < KERNEL_VERSION(6, 8, 0)
 	ov01a1s_update_pad_format(&supported_modes[0],
 				  v4l2_subdev_get_try_format(sd, fh->state, 0));
+#else
+	ov01a1s_update_pad_format(&supported_modes[0],
+				  v4l2_subdev_state_get_format(fh->state, 0));
 #endif
 	mutex_unlock(&ov01a1s->mutex);
 
-- 
2.45.2