|
@@ -1,4 +1,4 @@
|
|
-From f31a3ad42c2c04a17f8675438a1b5a6500bafea5 Mon Sep 17 00:00:00 2001
|
|
|
|
|
|
+From 60158c7b6219f00a91187c7203df0fc9aeb6a0df Mon Sep 17 00:00:00 2001
|
|
From: Hans de Goede <hdegoede@redhat.com>
|
|
From: Hans de Goede <hdegoede@redhat.com>
|
|
Date: Sun, 10 Oct 2021 20:56:57 +0200
|
|
Date: Sun, 10 Oct 2021 20:56:57 +0200
|
|
Subject: [PATCH] ACPI: delay enumeration of devices with a _DEP pointing to an
|
|
Subject: [PATCH] ACPI: delay enumeration of devices with a _DEP pointing to an
|
|
@@ -74,7 +74,7 @@ index c82b1bfa1c3d..2227625202aa 100644
|
|
--
|
|
--
|
|
2.36.0
|
|
2.36.0
|
|
|
|
|
|
-From 3f7aa178a14b5cdaa3ca424743299d0c271fd202 Mon Sep 17 00:00:00 2001
|
|
|
|
|
|
+From 06add1b4d4cfb7e3bbf5a5a7a17040786569694e Mon Sep 17 00:00:00 2001
|
|
From: Daniel Scally <djrscally@gmail.com>
|
|
From: Daniel Scally <djrscally@gmail.com>
|
|
Date: Sun, 10 Oct 2021 20:57:02 +0200
|
|
Date: Sun, 10 Oct 2021 20:57:02 +0200
|
|
Subject: [PATCH] platform/x86: int3472: Enable I2c daisy chain
|
|
Subject: [PATCH] platform/x86: int3472: Enable I2c daisy chain
|
|
@@ -111,3 +111,509 @@ index 22f61b47f9e5..e1de1ff40bba 100644
|
|
--
|
|
--
|
|
2.36.0
|
|
2.36.0
|
|
|
|
|
|
|
|
+From ad82b50db9f9100119925d54804cf0c393f46013 Mon Sep 17 00:00:00 2001
|
|
|
|
+From: Daniel Scally <djrscally@gmail.com>
|
|
|
|
+Date: Thu, 28 Oct 2021 21:55:16 +0100
|
|
|
|
+Subject: [PATCH] media: i2c: Add driver for DW9719 VCM
|
|
|
|
+
|
|
|
|
+Add a driver for the DW9719 VCM. The driver creates a v4l2 subdevice
|
|
|
|
+and registers a control to set the desired focus.
|
|
|
|
+
|
|
|
|
+Signed-off-by: Daniel Scally <djrscally@gmail.com>
|
|
|
|
+Patchset: cameras
|
|
|
|
+---
|
|
|
|
+ MAINTAINERS | 7 +
|
|
|
|
+ drivers/media/i2c/Kconfig | 11 +
|
|
|
|
+ drivers/media/i2c/Makefile | 1 +
|
|
|
|
+ drivers/media/i2c/dw9719.c | 427 +++++++++++++++++++++++++++++++++++++
|
|
|
|
+ 4 files changed, 446 insertions(+)
|
|
|
|
+ create mode 100644 drivers/media/i2c/dw9719.c
|
|
|
|
+
|
|
|
|
+diff --git a/MAINTAINERS b/MAINTAINERS
|
|
|
|
+index 4d83cd26e299..0e0e1e53e49c 100644
|
|
|
|
+--- a/MAINTAINERS
|
|
|
|
++++ b/MAINTAINERS
|
|
|
|
+@@ -5865,6 +5865,13 @@ T: git git://linuxtv.org/media_tree.git
|
|
|
|
+ F: Documentation/devicetree/bindings/media/i2c/dongwoon,dw9714.txt
|
|
|
|
+ F: drivers/media/i2c/dw9714.c
|
|
|
|
+
|
|
|
|
++DONGWOON DW9719 LENS VOICE COIL DRIVER
|
|
|
|
++M: Daniel Scally <djrscally@gmail.com>
|
|
|
|
++L: linux-media@vger.kernel.org
|
|
|
|
++S: Maintained
|
|
|
|
++T: git git://linuxtv.org/media_tree.git
|
|
|
|
++F: drivers/media/i2c/dw9719.c
|
|
|
|
++
|
|
|
|
+ DONGWOON DW9768 LENS VOICE COIL DRIVER
|
|
|
|
+ M: Dongchun Zhu <dongchun.zhu@mediatek.com>
|
|
|
|
+ L: linux-media@vger.kernel.org
|
|
|
|
+diff --git a/drivers/media/i2c/Kconfig b/drivers/media/i2c/Kconfig
|
|
|
|
+index 69c56e24a612..d9fac304f451 100644
|
|
|
|
+--- a/drivers/media/i2c/Kconfig
|
|
|
|
++++ b/drivers/media/i2c/Kconfig
|
|
|
|
+@@ -1466,6 +1466,17 @@ config VIDEO_DW9714
|
|
|
|
+ capability. This is designed for linear control of
|
|
|
|
+ voice coil motors, controlled via I2C serial interface.
|
|
|
|
+
|
|
|
|
++config VIDEO_DW9719
|
|
|
|
++ tristate "DW9719 lens voice coil support"
|
|
|
|
++ depends on I2C && VIDEO_V4L2
|
|
|
|
++ select MEDIA_CONTROLLER
|
|
|
|
++ select VIDEO_V4L2_SUBDEV_API
|
|
|
|
++ select V4L2_ASYNC
|
|
|
|
++ help
|
|
|
|
++ This is a driver for the DW9719 camera lens voice coil.
|
|
|
|
++ This is designed for linear control of voice coil motors,
|
|
|
|
++ controlled via I2C serial interface.
|
|
|
|
++
|
|
|
|
+ config VIDEO_DW9768
|
|
|
|
+ tristate "DW9768 lens voice coil support"
|
|
|
|
+ depends on I2C && VIDEO_V4L2
|
|
|
|
+diff --git a/drivers/media/i2c/Makefile b/drivers/media/i2c/Makefile
|
|
|
|
+index b01f6cd05ee8..ba8b31d79222 100644
|
|
|
|
+--- a/drivers/media/i2c/Makefile
|
|
|
|
++++ b/drivers/media/i2c/Makefile
|
|
|
|
+@@ -24,6 +24,7 @@ obj-$(CONFIG_VIDEO_SAA6752HS) += saa6752hs.o
|
|
|
|
+ obj-$(CONFIG_VIDEO_AD5820) += ad5820.o
|
|
|
|
+ obj-$(CONFIG_VIDEO_AK7375) += ak7375.o
|
|
|
|
+ obj-$(CONFIG_VIDEO_DW9714) += dw9714.o
|
|
|
|
++obj-$(CONFIG_VIDEO_DW9719) += dw9719.o
|
|
|
|
+ obj-$(CONFIG_VIDEO_DW9768) += dw9768.o
|
|
|
|
+ obj-$(CONFIG_VIDEO_DW9807_VCM) += dw9807-vcm.o
|
|
|
|
+ obj-$(CONFIG_VIDEO_ADV7170) += adv7170.o
|
|
|
|
+diff --git a/drivers/media/i2c/dw9719.c b/drivers/media/i2c/dw9719.c
|
|
|
|
+new file mode 100644
|
|
|
|
+index 000000000000..8451c75b696b
|
|
|
|
+--- /dev/null
|
|
|
|
++++ b/drivers/media/i2c/dw9719.c
|
|
|
|
+@@ -0,0 +1,427 @@
|
|
|
|
++// SPDX-License-Identifier: GPL-2.0
|
|
|
|
++// Copyright (c) 2012 Intel Corporation
|
|
|
|
++
|
|
|
|
++/*
|
|
|
|
++ * Based on linux/modules/camera/drivers/media/i2c/imx/dw9719.c in this repo:
|
|
|
|
++ * https://github.com/ZenfoneArea/android_kernel_asus_zenfone5
|
|
|
|
++ */
|
|
|
|
++
|
|
|
|
++#include <asm/unaligned.h>
|
|
|
|
++
|
|
|
|
++#include <linux/delay.h>
|
|
|
|
++#include <linux/i2c.h>
|
|
|
|
++#include <linux/pm_runtime.h>
|
|
|
|
++#include <linux/regulator/consumer.h>
|
|
|
|
++#include <linux/types.h>
|
|
|
|
++
|
|
|
|
++#include <media/v4l2-common.h>
|
|
|
|
++#include <media/v4l2-ctrls.h>
|
|
|
|
++#include <media/v4l2-subdev.h>
|
|
|
|
++
|
|
|
|
++#define DW9719_MAX_FOCUS_POS 1023
|
|
|
|
++#define DW9719_CTRL_STEPS 16
|
|
|
|
++#define DW9719_CTRL_DELAY_US 1000
|
|
|
|
++#define DELAY_MAX_PER_STEP_NS (1000000 * 1023)
|
|
|
|
++
|
|
|
|
++#define DW9719_INFO 0
|
|
|
|
++#define DW9719_ID 0xF1
|
|
|
|
++#define DW9719_CONTROL 2
|
|
|
|
++#define DW9719_VCM_CURRENT 3
|
|
|
|
++
|
|
|
|
++#define DW9719_MODE 6
|
|
|
|
++#define DW9719_VCM_FREQ 7
|
|
|
|
++
|
|
|
|
++#define DW9719_MODE_SAC3 0x40
|
|
|
|
++#define DW9719_DEFAULT_VCM_FREQ 0x60
|
|
|
|
++#define DW9719_ENABLE_RINGING 0x02
|
|
|
|
++
|
|
|
|
++#define NUM_REGULATORS 2
|
|
|
|
++
|
|
|
|
++#define to_dw9719_device(x) container_of(x, struct dw9719_device, sd)
|
|
|
|
++
|
|
|
|
++struct dw9719_device {
|
|
|
|
++ struct device *dev;
|
|
|
|
++ struct i2c_client *client;
|
|
|
|
++ struct regulator_bulk_data regulators[NUM_REGULATORS];
|
|
|
|
++ struct v4l2_subdev sd;
|
|
|
|
++
|
|
|
|
++ struct dw9719_v4l2_ctrls {
|
|
|
|
++ struct v4l2_ctrl_handler handler;
|
|
|
|
++ struct v4l2_ctrl *focus;
|
|
|
|
++ } ctrls;
|
|
|
|
++};
|
|
|
|
++
|
|
|
|
++static int dw9719_i2c_rd8(struct i2c_client *client, u8 reg, u8 *val)
|
|
|
|
++{
|
|
|
|
++ struct i2c_msg msg[2];
|
|
|
|
++ u8 buf[2] = { reg };
|
|
|
|
++ int ret;
|
|
|
|
++
|
|
|
|
++ msg[0].addr = client->addr;
|
|
|
|
++ msg[0].flags = 0;
|
|
|
|
++ msg[0].len = 1;
|
|
|
|
++ msg[0].buf = buf;
|
|
|
|
++
|
|
|
|
++ msg[1].addr = client->addr;
|
|
|
|
++ msg[1].flags = I2C_M_RD;
|
|
|
|
++ msg[1].len = 1;
|
|
|
|
++ msg[1].buf = &buf[1];
|
|
|
|
++ *val = 0;
|
|
|
|
++
|
|
|
|
++ ret = i2c_transfer(client->adapter, msg, 2);
|
|
|
|
++ if (ret < 0)
|
|
|
|
++ return ret;
|
|
|
|
++
|
|
|
|
++ *val = buf[1];
|
|
|
|
++
|
|
|
|
++ return 0;
|
|
|
|
++}
|
|
|
|
++
|
|
|
|
++static int dw9719_i2c_wr8(struct i2c_client *client, u8 reg, u8 val)
|
|
|
|
++{
|
|
|
|
++ struct i2c_msg msg;
|
|
|
|
++ int ret;
|
|
|
|
++
|
|
|
|
++ u8 buf[2] = { reg, val };
|
|
|
|
++
|
|
|
|
++ msg.addr = client->addr;
|
|
|
|
++ msg.flags = 0;
|
|
|
|
++ msg.len = sizeof(buf);
|
|
|
|
++ msg.buf = buf;
|
|
|
|
++
|
|
|
|
++ ret = i2c_transfer(client->adapter, &msg, 1);
|
|
|
|
++
|
|
|
|
++ return ret < 0 ? ret : 0;
|
|
|
|
++}
|
|
|
|
++
|
|
|
|
++static int dw9719_i2c_wr16(struct i2c_client *client, u8 reg, u16 val)
|
|
|
|
++{
|
|
|
|
++ struct i2c_msg msg;
|
|
|
|
++ u8 buf[3] = { reg };
|
|
|
|
++ int ret;
|
|
|
|
++
|
|
|
|
++ put_unaligned_be16(val, buf + 1);
|
|
|
|
++
|
|
|
|
++ msg.addr = client->addr;
|
|
|
|
++ msg.flags = 0;
|
|
|
|
++ msg.len = sizeof(buf);
|
|
|
|
++ msg.buf = buf;
|
|
|
|
++
|
|
|
|
++ ret = i2c_transfer(client->adapter, &msg, 1);
|
|
|
|
++
|
|
|
|
++ return ret < 0 ? ret : 0;
|
|
|
|
++}
|
|
|
|
++
|
|
|
|
++static int dw9719_detect(struct dw9719_device *dw9719)
|
|
|
|
++{
|
|
|
|
++ int ret;
|
|
|
|
++ u8 val;
|
|
|
|
++
|
|
|
|
++ ret = dw9719_i2c_rd8(dw9719->client, DW9719_INFO, &val);
|
|
|
|
++ if (ret < 0)
|
|
|
|
++ return ret;
|
|
|
|
++
|
|
|
|
++ if (val != DW9719_ID) {
|
|
|
|
++ dev_err(dw9719->dev, "Failed to detect correct id\n");
|
|
|
|
++ ret = -ENXIO;
|
|
|
|
++ }
|
|
|
|
++
|
|
|
|
++ return 0;
|
|
|
|
++}
|
|
|
|
++
|
|
|
|
++static int dw9719_power_down(struct dw9719_device *dw9719)
|
|
|
|
++{
|
|
|
|
++ return regulator_bulk_disable(NUM_REGULATORS, dw9719->regulators);
|
|
|
|
++}
|
|
|
|
++
|
|
|
|
++static int dw9719_power_up(struct dw9719_device *dw9719)
|
|
|
|
++{
|
|
|
|
++ int ret;
|
|
|
|
++
|
|
|
|
++ ret = regulator_bulk_enable(NUM_REGULATORS, dw9719->regulators);
|
|
|
|
++ if (ret)
|
|
|
|
++ return ret;
|
|
|
|
++
|
|
|
|
++ /* Jiggle SCL pin to wake up device */
|
|
|
|
++ ret = dw9719_i2c_wr8(dw9719->client, DW9719_CONTROL, 1);
|
|
|
|
++
|
|
|
|
++ /* Need 100us to transit from SHUTDOWN to STANDBY*/
|
|
|
|
++ usleep_range(100, 1000);
|
|
|
|
++
|
|
|
|
++ ret = dw9719_i2c_wr8(dw9719->client, DW9719_CONTROL,
|
|
|
|
++ DW9719_ENABLE_RINGING);
|
|
|
|
++ if (ret < 0)
|
|
|
|
++ goto fail_powerdown;
|
|
|
|
++
|
|
|
|
++ ret = dw9719_i2c_wr8(dw9719->client, DW9719_MODE, DW9719_MODE_SAC3);
|
|
|
|
++ if (ret < 0)
|
|
|
|
++ goto fail_powerdown;
|
|
|
|
++
|
|
|
|
++ ret = dw9719_i2c_wr8(dw9719->client, DW9719_VCM_FREQ,
|
|
|
|
++ DW9719_DEFAULT_VCM_FREQ);
|
|
|
|
++ if (ret < 0)
|
|
|
|
++ goto fail_powerdown;
|
|
|
|
++
|
|
|
|
++ return 0;
|
|
|
|
++
|
|
|
|
++fail_powerdown:
|
|
|
|
++ dw9719_power_down(dw9719);
|
|
|
|
++ return ret;
|
|
|
|
++}
|
|
|
|
++
|
|
|
|
++static int dw9719_t_focus_abs(struct dw9719_device *dw9719, s32 value)
|
|
|
|
++{
|
|
|
|
++ int ret;
|
|
|
|
++
|
|
|
|
++ value = clamp(value, 0, DW9719_MAX_FOCUS_POS);
|
|
|
|
++ ret = dw9719_i2c_wr16(dw9719->client, DW9719_VCM_CURRENT, value);
|
|
|
|
++ if (ret < 0)
|
|
|
|
++ return ret;
|
|
|
|
++
|
|
|
|
++ return 0;
|
|
|
|
++}
|
|
|
|
++
|
|
|
|
++static int dw9719_set_ctrl(struct v4l2_ctrl *ctrl)
|
|
|
|
++{
|
|
|
|
++ struct dw9719_device *dw9719 = container_of(ctrl->handler,
|
|
|
|
++ struct dw9719_device,
|
|
|
|
++ ctrls.handler);
|
|
|
|
++ int ret;
|
|
|
|
++
|
|
|
|
++ /* Only apply changes to the controls if the device is powered up */
|
|
|
|
++ if (!pm_runtime_get_if_in_use(dw9719->dev))
|
|
|
|
++ return 0;
|
|
|
|
++
|
|
|
|
++ switch (ctrl->id) {
|
|
|
|
++ case V4L2_CID_FOCUS_ABSOLUTE:
|
|
|
|
++ ret = dw9719_t_focus_abs(dw9719, ctrl->val);
|
|
|
|
++ break;
|
|
|
|
++ default:
|
|
|
|
++ ret = -EINVAL;
|
|
|
|
++ }
|
|
|
|
++
|
|
|
|
++ pm_runtime_put(dw9719->dev);
|
|
|
|
++
|
|
|
|
++ return ret;
|
|
|
|
++}
|
|
|
|
++
|
|
|
|
++static const struct v4l2_ctrl_ops dw9719_ctrl_ops = {
|
|
|
|
++ .s_ctrl = dw9719_set_ctrl,
|
|
|
|
++};
|
|
|
|
++
|
|
|
|
++static int __maybe_unused dw9719_suspend(struct device *dev)
|
|
|
|
++{
|
|
|
|
++ struct v4l2_subdev *sd = dev_get_drvdata(dev);
|
|
|
|
++ struct dw9719_device *dw9719 = to_dw9719_device(sd);
|
|
|
|
++ int ret;
|
|
|
|
++ int val;
|
|
|
|
++
|
|
|
|
++ for (val = dw9719->ctrls.focus->val; val >= 0;
|
|
|
|
++ val -= DW9719_CTRL_STEPS) {
|
|
|
|
++ ret = dw9719_t_focus_abs(dw9719, val);
|
|
|
|
++ if (ret)
|
|
|
|
++ return ret;
|
|
|
|
++
|
|
|
|
++ usleep_range(DW9719_CTRL_DELAY_US, DW9719_CTRL_DELAY_US + 10);
|
|
|
|
++ }
|
|
|
|
++
|
|
|
|
++ return dw9719_power_down(dw9719);
|
|
|
|
++}
|
|
|
|
++
|
|
|
|
++static int __maybe_unused dw9719_resume(struct device *dev)
|
|
|
|
++{
|
|
|
|
++ struct v4l2_subdev *sd = dev_get_drvdata(dev);
|
|
|
|
++ struct dw9719_device *dw9719 = to_dw9719_device(sd);
|
|
|
|
++ int current_focus = dw9719->ctrls.focus->val;
|
|
|
|
++ int ret;
|
|
|
|
++ int val;
|
|
|
|
++
|
|
|
|
++ ret = dw9719_power_up(dw9719);
|
|
|
|
++ if (ret)
|
|
|
|
++ return ret;
|
|
|
|
++
|
|
|
|
++ for (val = current_focus % DW9719_CTRL_STEPS; val < current_focus;
|
|
|
|
++ val += DW9719_CTRL_STEPS) {
|
|
|
|
++ ret = dw9719_t_focus_abs(dw9719, val);
|
|
|
|
++ if (ret)
|
|
|
|
++ goto err_power_down;
|
|
|
|
++
|
|
|
|
++ usleep_range(DW9719_CTRL_DELAY_US, DW9719_CTRL_DELAY_US + 10);
|
|
|
|
++ }
|
|
|
|
++
|
|
|
|
++ return 0;
|
|
|
|
++
|
|
|
|
++err_power_down:
|
|
|
|
++ dw9719_power_down(dw9719);
|
|
|
|
++ return ret;
|
|
|
|
++}
|
|
|
|
++
|
|
|
|
++static int dw9719_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
|
|
|
|
++{
|
|
|
|
++ return pm_runtime_resume_and_get(sd->dev);
|
|
|
|
++}
|
|
|
|
++
|
|
|
|
++static int dw9719_close(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
|
|
|
|
++{
|
|
|
|
++ pm_runtime_put(sd->dev);
|
|
|
|
++
|
|
|
|
++ return 0;
|
|
|
|
++}
|
|
|
|
++
|
|
|
|
++static const struct v4l2_subdev_internal_ops dw9719_internal_ops = {
|
|
|
|
++ .open = dw9719_open,
|
|
|
|
++ .close = dw9719_close,
|
|
|
|
++};
|
|
|
|
++
|
|
|
|
++static int dw9719_init_controls(struct dw9719_device *dw9719)
|
|
|
|
++{
|
|
|
|
++ const struct v4l2_ctrl_ops *ops = &dw9719_ctrl_ops;
|
|
|
|
++ int ret;
|
|
|
|
++
|
|
|
|
++ ret = v4l2_ctrl_handler_init(&dw9719->ctrls.handler, 1);
|
|
|
|
++ if (ret)
|
|
|
|
++ return ret;
|
|
|
|
++
|
|
|
|
++ dw9719->ctrls.focus = v4l2_ctrl_new_std(&dw9719->ctrls.handler, ops,
|
|
|
|
++ V4L2_CID_FOCUS_ABSOLUTE, 0,
|
|
|
|
++ DW9719_MAX_FOCUS_POS, 1, 0);
|
|
|
|
++
|
|
|
|
++ if (dw9719->ctrls.handler.error) {
|
|
|
|
++ dev_err(dw9719->dev, "Error initialising v4l2 ctrls\n");
|
|
|
|
++ ret = dw9719->ctrls.handler.error;
|
|
|
|
++ goto err_free_handler;
|
|
|
|
++ }
|
|
|
|
++
|
|
|
|
++ dw9719->sd.ctrl_handler = &dw9719->ctrls.handler;
|
|
|
|
++
|
|
|
|
++ return ret;
|
|
|
|
++
|
|
|
|
++err_free_handler:
|
|
|
|
++ v4l2_ctrl_handler_free(&dw9719->ctrls.handler);
|
|
|
|
++ return ret;
|
|
|
|
++}
|
|
|
|
++
|
|
|
|
++static const struct v4l2_subdev_ops dw9719_ops = { };
|
|
|
|
++
|
|
|
|
++static int dw9719_probe(struct i2c_client *client)
|
|
|
|
++{
|
|
|
|
++ struct dw9719_device *dw9719;
|
|
|
|
++ int ret;
|
|
|
|
++
|
|
|
|
++ dw9719 = devm_kzalloc(&client->dev, sizeof(*dw9719), GFP_KERNEL);
|
|
|
|
++ if (!dw9719)
|
|
|
|
++ return -ENOMEM;
|
|
|
|
++
|
|
|
|
++ dw9719->client = client;
|
|
|
|
++ dw9719->dev = &client->dev;
|
|
|
|
++
|
|
|
|
++ dw9719->regulators[0].supply = "vdd";
|
|
|
|
++ /*
|
|
|
|
++ * The DW9719 has only the 1 VDD voltage input, but some PMICs such as
|
|
|
|
++ * the TPS68470 PMIC have I2C passthrough capability, to disconnect the
|
|
|
|
++ * sensor's I2C pins from the I2C bus when the sensors VSIO (Sensor-IO)
|
|
|
|
++ * is off, because some sensors then short these pins to ground;
|
|
|
|
++ * and the DW9719 might sit behind this passthrough, this it needs to
|
|
|
|
++ * enable VSIO as that will also enable the I2C passthrough.
|
|
|
|
++ */
|
|
|
|
++ dw9719->regulators[1].supply = "vsio";
|
|
|
|
++
|
|
|
|
++ ret = devm_regulator_bulk_get(&client->dev, NUM_REGULATORS,
|
|
|
|
++ dw9719->regulators);
|
|
|
|
++ if (ret)
|
|
|
|
++ return dev_err_probe(&client->dev, ret, "getting regulators\n");
|
|
|
|
++
|
|
|
|
++ v4l2_i2c_subdev_init(&dw9719->sd, client, &dw9719_ops);
|
|
|
|
++ dw9719->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
|
|
|
|
++ dw9719->sd.internal_ops = &dw9719_internal_ops;
|
|
|
|
++
|
|
|
|
++ ret = dw9719_init_controls(dw9719);
|
|
|
|
++ if (ret)
|
|
|
|
++ return ret;
|
|
|
|
++
|
|
|
|
++ ret = media_entity_pads_init(&dw9719->sd.entity, 0, NULL);
|
|
|
|
++ if (ret < 0)
|
|
|
|
++ goto err_free_ctrl_handler;
|
|
|
|
++
|
|
|
|
++ dw9719->sd.entity.function = MEDIA_ENT_F_LENS;
|
|
|
|
++
|
|
|
|
++ /*
|
|
|
|
++ * We need the driver to work in the event that pm runtime is disable in
|
|
|
|
++ * the kernel, so power up and verify the chip now. In the event that
|
|
|
|
++ * runtime pm is disabled this will leave the chip on, so that the lens
|
|
|
|
++ * will work.
|
|
|
|
++ */
|
|
|
|
++
|
|
|
|
++ ret = dw9719_power_up(dw9719);
|
|
|
|
++ if (ret)
|
|
|
|
++ goto err_cleanup_media;
|
|
|
|
++
|
|
|
|
++ ret = dw9719_detect(dw9719);
|
|
|
|
++ if (ret)
|
|
|
|
++ goto err_powerdown;
|
|
|
|
++
|
|
|
|
++ pm_runtime_set_active(&client->dev);
|
|
|
|
++ pm_runtime_get_noresume(&client->dev);
|
|
|
|
++ pm_runtime_enable(&client->dev);
|
|
|
|
++
|
|
|
|
++ ret = v4l2_async_register_subdev(&dw9719->sd);
|
|
|
|
++ if (ret < 0)
|
|
|
|
++ goto err_pm_runtime;
|
|
|
|
++
|
|
|
|
++ pm_runtime_set_autosuspend_delay(&client->dev, 1000);
|
|
|
|
++ pm_runtime_use_autosuspend(&client->dev);
|
|
|
|
++ pm_runtime_put_autosuspend(&client->dev);
|
|
|
|
++
|
|
|
|
++ return ret;
|
|
|
|
++
|
|
|
|
++err_pm_runtime:
|
|
|
|
++ pm_runtime_disable(&client->dev);
|
|
|
|
++ pm_runtime_put_noidle(&client->dev);
|
|
|
|
++err_powerdown:
|
|
|
|
++ dw9719_power_down(dw9719);
|
|
|
|
++err_cleanup_media:
|
|
|
|
++ media_entity_cleanup(&dw9719->sd.entity);
|
|
|
|
++err_free_ctrl_handler:
|
|
|
|
++ v4l2_ctrl_handler_free(&dw9719->ctrls.handler);
|
|
|
|
++
|
|
|
|
++ return ret;
|
|
|
|
++}
|
|
|
|
++
|
|
|
|
++static int dw9719_remove(struct i2c_client *client)
|
|
|
|
++{
|
|
|
|
++ struct v4l2_subdev *sd = i2c_get_clientdata(client);
|
|
|
|
++ struct dw9719_device *dw9719 = container_of(sd, struct dw9719_device,
|
|
|
|
++ sd);
|
|
|
|
++
|
|
|
|
++ pm_runtime_disable(&client->dev);
|
|
|
|
++ v4l2_async_unregister_subdev(sd);
|
|
|
|
++ v4l2_ctrl_handler_free(&dw9719->ctrls.handler);
|
|
|
|
++ media_entity_cleanup(&dw9719->sd.entity);
|
|
|
|
++
|
|
|
|
++ return 0;
|
|
|
|
++}
|
|
|
|
++
|
|
|
|
++static const struct i2c_device_id dw9719_id_table[] = {
|
|
|
|
++ { "dw9719" },
|
|
|
|
++ { }
|
|
|
|
++};
|
|
|
|
++MODULE_DEVICE_TABLE(i2c, dw9719_id_table);
|
|
|
|
++
|
|
|
|
++static const struct dev_pm_ops dw9719_pm_ops = {
|
|
|
|
++ SET_RUNTIME_PM_OPS(dw9719_suspend, dw9719_resume, NULL)
|
|
|
|
++};
|
|
|
|
++
|
|
|
|
++static struct i2c_driver dw9719_i2c_driver = {
|
|
|
|
++ .driver = {
|
|
|
|
++ .name = "dw9719",
|
|
|
|
++ .pm = &dw9719_pm_ops,
|
|
|
|
++ },
|
|
|
|
++ .probe_new = dw9719_probe,
|
|
|
|
++ .remove = dw9719_remove,
|
|
|
|
++ .id_table = dw9719_id_table,
|
|
|
|
++};
|
|
|
|
++module_i2c_driver(dw9719_i2c_driver);
|
|
|
|
++
|
|
|
|
++MODULE_AUTHOR("Daniel Scally <djrscally@gmail.com>");
|
|
|
|
++MODULE_DESCRIPTION("DW9719 VCM Driver");
|
|
|
|
++MODULE_LICENSE("GPL");
|
|
|
|
+--
|
|
|
|
+2.36.0
|
|
|
|
+
|