Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/media/i2c/tw9910.c b/drivers/media/i2c/tw9910.c
index a54548c..a25a350 100644
--- a/drivers/media/i2c/tw9910.c
+++ b/drivers/media/i2c/tw9910.c
@@ -584,6 +584,14 @@
}
#endif
+static void tw9910_set_gpio_value(struct gpio_desc *desc, int value)
+{
+ if (desc) {
+ gpiod_set_value(desc, value);
+ usleep_range(500, 1000);
+ }
+}
+
static int tw9910_power_on(struct tw9910_priv *priv)
{
struct i2c_client *client = v4l2_get_subdevdata(&priv->subdev);
@@ -595,10 +603,7 @@
return ret;
}
- if (priv->pdn_gpio) {
- gpiod_set_value(priv->pdn_gpio, 0);
- usleep_range(500, 1000);
- }
+ tw9910_set_gpio_value(priv->pdn_gpio, 0);
/*
* FIXME: The reset signal is connected to a shared GPIO on some
@@ -610,14 +615,14 @@
GPIOD_OUT_LOW);
if (IS_ERR(priv->rstb_gpio)) {
dev_info(&client->dev, "Unable to get GPIO \"rstb\"");
+ clk_disable_unprepare(priv->clk);
+ tw9910_set_gpio_value(priv->pdn_gpio, 1);
return PTR_ERR(priv->rstb_gpio);
}
if (priv->rstb_gpio) {
- gpiod_set_value(priv->rstb_gpio, 1);
- usleep_range(500, 1000);
- gpiod_set_value(priv->rstb_gpio, 0);
- usleep_range(500, 1000);
+ tw9910_set_gpio_value(priv->rstb_gpio, 1);
+ tw9910_set_gpio_value(priv->rstb_gpio, 0);
gpiod_put(priv->rstb_gpio);
}
@@ -628,11 +633,7 @@
static int tw9910_power_off(struct tw9910_priv *priv)
{
clk_disable_unprepare(priv->clk);
-
- if (priv->pdn_gpio) {
- gpiod_set_value(priv->pdn_gpio, 1);
- usleep_range(500, 1000);
- }
+ tw9910_set_gpio_value(priv->pdn_gpio, 1);
return 0;
}
@@ -933,8 +934,7 @@
{
struct tw9910_priv *priv;
struct tw9910_video_info *info;
- struct i2c_adapter *adapter =
- to_i2c_adapter(client->dev.parent);
+ struct i2c_adapter *adapter = client->adapter;
int ret;
if (!client->dev.platform_data) {
@@ -1000,7 +1000,7 @@
if (priv->pdn_gpio)
gpiod_put(priv->pdn_gpio);
clk_put(priv->clk);
- v4l2_device_unregister_subdev(&priv->subdev);
+ v4l2_async_unregister_subdev(&priv->subdev);
return 0;
}