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path: root/drivers/media/i2c/imx296.c
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Diffstat (limited to 'drivers/media/i2c/imx296.c')
-rw-r--r--drivers/media/i2c/imx296.c53
1 files changed, 24 insertions, 29 deletions
diff --git a/drivers/media/i2c/imx296.c b/drivers/media/i2c/imx296.c
index c0b9a5349668..69636db11a2b 100644
--- a/drivers/media/i2c/imx296.c
+++ b/drivers/media/i2c/imx296.c
@@ -9,7 +9,7 @@
#include <linux/gpio/consumer.h>
#include <linux/i2c.h>
#include <linux/module.h>
-#include <linux/of_device.h>
+#include <linux/of.h>
#include <linux/pm_runtime.h>
#include <linux/regmap.h>
#include <linux/regulator/consumer.h>
@@ -201,8 +201,6 @@ struct imx296 {
const struct imx296_clk_params *clk_params;
bool mono;
- bool streaming;
-
struct v4l2_subdev subdev;
struct media_pad pad;
@@ -321,11 +319,11 @@ static int imx296_s_ctrl(struct v4l2_ctrl *ctrl)
unsigned int vmax;
int ret = 0;
- if (!sensor->streaming)
+ if (!pm_runtime_get_if_in_use(sensor->dev))
return 0;
state = v4l2_subdev_get_locked_active_state(&sensor->subdev);
- format = v4l2_subdev_get_pad_format(&sensor->subdev, state, 0);
+ format = v4l2_subdev_state_get_format(state, 0);
switch (ctrl->id) {
case V4L2_CID_EXPOSURE:
@@ -376,6 +374,8 @@ static int imx296_s_ctrl(struct v4l2_ctrl *ctrl)
break;
}
+ pm_runtime_put(sensor->dev);
+
return ret;
}
@@ -511,8 +511,8 @@ static int imx296_setup(struct imx296 *sensor, struct v4l2_subdev_state *state)
unsigned int i;
int ret = 0;
- format = v4l2_subdev_get_pad_format(&sensor->subdev, state, 0);
- crop = v4l2_subdev_get_pad_crop(&sensor->subdev, state, 0);
+ format = v4l2_subdev_state_get_format(state, 0);
+ crop = v4l2_subdev_state_get_crop(state, 0);
for (i = 0; i < ARRAY_SIZE(imx296_init_table); ++i)
imx296_write(sensor, imx296_init_table[i].reg,
@@ -604,11 +604,8 @@ static int imx296_s_stream(struct v4l2_subdev *sd, int enable)
if (!enable) {
ret = imx296_stream_off(sensor);
- pm_runtime_mark_last_busy(sensor->dev);
pm_runtime_put_autosuspend(sensor->dev);
- sensor->streaming = false;
-
goto unlock;
}
@@ -620,13 +617,6 @@ static int imx296_s_stream(struct v4l2_subdev *sd, int enable)
if (ret < 0)
goto err_pm;
- /*
- * Set streaming to true to ensure __v4l2_ctrl_handler_setup() will set
- * the controls. The flag is reset to false further down if an error
- * occurs.
- */
- sensor->streaming = true;
-
ret = __v4l2_ctrl_handler_setup(&sensor->ctrls);
if (ret < 0)
goto err_pm;
@@ -646,7 +636,6 @@ err_pm:
* likely has no other chance to recover.
*/
pm_runtime_put_sync(sensor->dev);
- sensor->streaming = false;
goto unlock;
}
@@ -672,7 +661,7 @@ static int imx296_enum_frame_size(struct v4l2_subdev *sd,
{
const struct v4l2_mbus_framefmt *format;
- format = v4l2_subdev_get_pad_format(sd, state, fse->pad);
+ format = v4l2_subdev_state_get_format(state, fse->pad);
if (fse->index >= 2 || fse->code != format->code)
return -EINVAL;
@@ -693,8 +682,8 @@ static int imx296_set_format(struct v4l2_subdev *sd,
struct v4l2_mbus_framefmt *format;
struct v4l2_rect *crop;
- crop = v4l2_subdev_get_pad_crop(sd, state, fmt->pad);
- format = v4l2_subdev_get_pad_format(sd, state, fmt->pad);
+ crop = v4l2_subdev_state_get_crop(state, fmt->pad);
+ format = v4l2_subdev_state_get_format(state, fmt->pad);
/*
* Binning is only allowed when cropping is disabled according to the
@@ -742,7 +731,7 @@ static int imx296_get_selection(struct v4l2_subdev *sd,
{
switch (sel->target) {
case V4L2_SEL_TGT_CROP:
- sel->r = *v4l2_subdev_get_pad_crop(sd, state, sel->pad);
+ sel->r = *v4l2_subdev_state_get_crop(state, sel->pad);
break;
case V4L2_SEL_TGT_CROP_DEFAULT:
@@ -790,14 +779,14 @@ static int imx296_set_selection(struct v4l2_subdev *sd,
rect.height = min_t(unsigned int, rect.height,
IMX296_PIXEL_ARRAY_HEIGHT - rect.top);
- crop = v4l2_subdev_get_pad_crop(sd, state, sel->pad);
+ crop = v4l2_subdev_state_get_crop(state, sel->pad);
if (rect.width != crop->width || rect.height != crop->height) {
/*
* Reset the output image size if the crop rectangle size has
* been modified.
*/
- format = v4l2_subdev_get_pad_format(sd, state, sel->pad);
+ format = v4l2_subdev_state_get_format(state, sel->pad);
format->width = rect.width;
format->height = rect.height;
}
@@ -808,8 +797,8 @@ static int imx296_set_selection(struct v4l2_subdev *sd,
return 0;
}
-static int imx296_init_cfg(struct v4l2_subdev *sd,
- struct v4l2_subdev_state *state)
+static int imx296_init_state(struct v4l2_subdev *sd,
+ struct v4l2_subdev_state *state)
{
struct v4l2_subdev_selection sel = {
.target = V4L2_SEL_TGT_CROP,
@@ -840,7 +829,6 @@ static const struct v4l2_subdev_pad_ops imx296_subdev_pad_ops = {
.set_fmt = imx296_set_format,
.get_selection = imx296_get_selection,
.set_selection = imx296_set_selection,
- .init_cfg = imx296_init_cfg,
};
static const struct v4l2_subdev_ops imx296_subdev_ops = {
@@ -848,12 +836,17 @@ static const struct v4l2_subdev_ops imx296_subdev_ops = {
.pad = &imx296_subdev_pad_ops,
};
+static const struct v4l2_subdev_internal_ops imx296_internal_ops = {
+ .init_state = imx296_init_state,
+};
+
static int imx296_subdev_init(struct imx296 *sensor)
{
struct i2c_client *client = to_i2c_client(sensor->dev);
int ret;
v4l2_i2c_subdev_init(&sensor->subdev, client, &imx296_subdev_ops);
+ sensor->subdev.internal_ops = &imx296_internal_ops;
ret = imx296_ctrls_init(sensor);
if (ret < 0)
@@ -928,7 +921,7 @@ static int imx296_read_temperature(struct imx296 *sensor, int *temp)
tmdout &= IMX296_TMDOUT_MASK;
- /* T(°C) = 246.312 - 0.304 * TMDOUT */;
+ /* T(°C) = 246.312 - 0.304 * TMDOUT */
*temp = 246312 - 304 * tmdout;
return imx296_write(sensor, IMX296_TMDCTRL, 0, NULL);
@@ -960,6 +953,8 @@ static int imx296_identify_model(struct imx296 *sensor)
return ret;
}
+ usleep_range(2000, 5000);
+
ret = imx296_read(sensor, IMX296_SENSOR_INFO);
if (ret < 0) {
dev_err(sensor->dev, "failed to read sensor information (%d)\n",
@@ -1048,7 +1043,7 @@ static int imx296_probe(struct i2c_client *client)
return dev_err_probe(sensor->dev, PTR_ERR(sensor->reset),
"failed to get reset GPIO\n");
- sensor->clk = devm_clk_get(sensor->dev, "inck");
+ sensor->clk = devm_v4l2_sensor_clk_get(sensor->dev, "inck");
if (IS_ERR(sensor->clk))
return dev_err_probe(sensor->dev, PTR_ERR(sensor->clk),
"failed to get clock\n");
generated by cgit (git 2.34.1) at 2025-12-25 01:04:05 +0000