[PATCH 04/19] media: i2c: ov4689: Remove i2c_client from ov4689 struct

Mikhail Rudenko
2023-12-11T17:50:50Z

The 'client' field within the 'ov4689' structure is solely used to
access its 'dev' member. This commit removes the 'client' field and
directly stores a pointer to the 'struct device'.

Signed-off-by: Mikhail Rudenko <mike.rudenko@gmail.com>
---
drivers/media/i2c/ov4689.c | 36 ++++++++++++++++++------------------
1 file changed, 18 insertions(+), 18 deletions(-)

diff --git a/drivers/media/i2c/ov4689.c b/drivers/media/i2c/ov4689.c
index 51a15810cb1d..8c120d7f7830 100644
--- a/drivers/media/i2c/ov4689.c
+++ b/drivers/media/i2c/ov4689.c
@@ -78,7 +78,7 @@ struct ov4689_mode {
};

struct ov4689 {
- struct i2c_client *client;
+ struct device *dev;
struct regmap *regmap;
struct clk *xvclk;
struct gpio_desc *reset_gpio;
@@ -409,13 +409,13 @@ static int ov4689_get_selection(struct v4l2_subdev *sd,
static int ov4689_s_stream(struct v4l2_subdev *sd, int on)
{
struct ov4689 *ov4689 = to_ov4689(sd);
- struct i2c_client *client = ov4689->client;
+ struct device *dev = ov4689->dev;
int ret = 0;

mutex_lock(&ov4689->mutex);

if (on) {
- ret = pm_runtime_resume_and_get(&client->dev);
+ ret = pm_runtime_resume_and_get(dev);
if (ret < 0)
goto unlock_and_return;

@@ -424,26 +424,26 @@ static int ov4689_s_stream(struct v4l2_subdev *sd, int on)
ov4689->cur_mode->num_regs,
NULL);
if (ret) {
- pm_runtime_put(&client->dev);
+ pm_runtime_put(dev);
goto unlock_and_return;
}

ret = __v4l2_ctrl_handler_setup(&ov4689->ctrl_handler);
if (ret) {
- pm_runtime_put(&client->dev);
+ pm_runtime_put(dev);
goto unlock_and_return;
}

ret = cci_write(ov4689->regmap, OV4689_REG_CTRL_MODE,
OV4689_MODE_STREAMING, NULL);
if (ret) {
- pm_runtime_put(&client->dev);
+ pm_runtime_put(dev);
goto unlock_and_return;
}
} else {
cci_write(ov4689->regmap, OV4689_REG_CTRL_MODE,
OV4689_MODE_SW_STANDBY, NULL);
- pm_runtime_put(&client->dev);
+ pm_runtime_put(dev);
}

unlock_and_return:
@@ -557,7 +557,6 @@ static const struct v4l2_subdev_ops ov4689_subdev_ops = {
*/
static int ov4689_map_gain(struct ov4689 *ov4689, int logical_gain, int *result)
{
- const struct device *dev = &ov4689->client->dev;
const struct ov4689_gain_range *range;
unsigned int n;

@@ -568,7 +567,8 @@ static int ov4689_map_gain(struct ov4689 *ov4689, int logical_gain, int *result)
}

if (n == ARRAY_SIZE(ov4689_gain_ranges)) {
- dev_warn_ratelimited(dev, "no mapping found for gain %d\n",
+ dev_warn_ratelimited(ov4689->dev,
+ "no mapping found for gain %d\n",
logical_gain);
return -EINVAL;
}
@@ -584,7 +584,7 @@ static int ov4689_set_ctrl(struct v4l2_ctrl *ctrl)
{
struct ov4689 *ov4689 =
container_of(ctrl->handler, struct ov4689, ctrl_handler);
- struct i2c_client *client = ov4689->client;
+ struct device *dev = ov4689->dev;
int sensor_gain;
s64 max_expo;
int ret;
@@ -601,7 +601,7 @@ static int ov4689_set_ctrl(struct v4l2_ctrl *ctrl)
break;
}

- if (!pm_runtime_get_if_in_use(&client->dev))
+ if (!pm_runtime_get_if_in_use(dev))
return 0;

switch (ctrl->id) {
@@ -629,13 +629,13 @@ static int ov4689_set_ctrl(struct v4l2_ctrl *ctrl)
ret = ov4689_enable_test_pattern(ov4689, ctrl->val);
break;
default:
- dev_warn(&client->dev, "%s Unhandled id:0x%x, val:0x%x\n",
+ dev_warn(dev, "%s Unhandled id:0x%x, val:0x%x\n",
__func__, ctrl->id, ctrl->val);
ret = -EINVAL;
break;
}

- pm_runtime_put(&client->dev);
+ pm_runtime_put(dev);

return ret;
}
@@ -700,8 +700,7 @@ static int ov4689_initialize_controls(struct ov4689 *ov4689)

if (handler->error) {
ret = handler->error;
- dev_err(&ov4689->client->dev, "Failed to init controls(%d)\n",
- ret);
+ dev_err(ov4689->dev, "Failed to init controls(%d)\n", ret);
goto err_free_handler;
}

@@ -727,7 +726,7 @@ static int ov4689_initialize_controls(struct ov4689 *ov4689)
static int ov4689_check_sensor_id(struct ov4689 *ov4689,
struct i2c_client *client)
{
- struct device *dev = &ov4689->client->dev;
+ struct device *dev = ov4689->dev;
u64 id = 0;
int ret;

@@ -755,7 +754,7 @@ static int ov4689_configure_regulators(struct ov4689 *ov4689)
for (i = 0; i < ARRAY_SIZE(ov4689_supply_names); i++)
ov4689->supplies[i].supply = ov4689_supply_names[i];

- return devm_regulator_bulk_get(&ov4689->client->dev,
+ return devm_regulator_bulk_get(ov4689->dev,
ARRAY_SIZE(ov4689_supply_names),
ov4689->supplies);
}
@@ -824,7 +823,8 @@ static int ov4689_probe(struct i2c_client *client)
if (!ov4689)
return -ENOMEM;

- ov4689->client = client;
+ ov4689->dev = dev;
+
ov4689->cur_mode = &supported_modes[OV4689_MODE_2688_1520];

ov4689->xvclk = devm_clk_get_optional(dev, NULL);
--
2.43.0