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media: atomisp: gc0310: Move and rename suspend/resume functions 

Move the suspend()/resume() functions to above gc0310_detect() and rename
the functions to power_off()/power_on().

No functional changes, this is a preparation patch for reworking
the runtime-pm handling in probe() and remove().

Signed-off-by: Hans de Goede <hansg@kernel.org>
Reviewed-by: Andy Shevchenko <andy@kernel.org>
Link: https://lore.kernel.org/r/20250517114106.43494-20-hansg@kernel.org
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Hans de Goede 2025-05-17 13:41:02 +02:00 committed by Mauro Carvalho Chehab
parent 0f8b9632fa
commit 4d697daae8
1 changed files with 26 additions and 25 deletions
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51
drivers/staging/media/atomisp/i2c/atomisp-gc0310.c
View File

@ -383,6 +383,30 @@ static int gc0310_get_selection(struct v4l2_subdev *sd,
return 0;
}
static int gc0310_power_off(struct device *dev)
{
struct v4l2_subdev *sd = dev_get_drvdata(dev);
struct gc0310_device *sensor = to_gc0310_sensor(sd);
gpiod_set_value_cansleep(sensor->powerdown, 1);
gpiod_set_value_cansleep(sensor->reset, 1);
return 0;
}
static int gc0310_power_on(struct device *dev)
{
struct v4l2_subdev *sd = dev_get_drvdata(dev);
struct gc0310_device *sensor = to_gc0310_sensor(sd);
fsleep(10 * USEC_PER_MSEC);
gpiod_set_value_cansleep(sensor->reset, 0);
fsleep(10 * USEC_PER_MSEC);
gpiod_set_value_cansleep(sensor->powerdown, 0);
fsleep(10 * USEC_PER_MSEC);
return 0;
}
static int gc0310_detect(struct gc0310_device *sensor)
{
struct i2c_client *client = v4l2_get_subdevdata(&sensor->sd);
@ -764,31 +788,8 @@ static int gc0310_probe(struct i2c_client *client)
return 0;
}
static int gc0310_suspend(struct device *dev)
{
struct v4l2_subdev *sd = dev_get_drvdata(dev);
struct gc0310_device *sensor = to_gc0310_sensor(sd);
gpiod_set_value_cansleep(sensor->powerdown, 1);
gpiod_set_value_cansleep(sensor->reset, 1);
return 0;
}
static int gc0310_resume(struct device *dev)
{
struct v4l2_subdev *sd = dev_get_drvdata(dev);
struct gc0310_device *sensor = to_gc0310_sensor(sd);
fsleep(10 * USEC_PER_MSEC);
gpiod_set_value_cansleep(sensor->reset, 0);
fsleep(10 * USEC_PER_MSEC);
gpiod_set_value_cansleep(sensor->powerdown, 0);
fsleep(10 * USEC_PER_MSEC);
return 0;
}
static DEFINE_RUNTIME_DEV_PM_OPS(gc0310_pm_ops, gc0310_suspend, gc0310_resume, NULL);
static DEFINE_RUNTIME_DEV_PM_OPS(gc0310_pm_ops,
gc0310_power_off, gc0310_power_on, NULL);
static const struct acpi_device_id gc0310_acpi_match[] = {
{"INT0310"},