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drivers: serial: uart_emul: make api implementation static

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Keep uart API implementation of the uart_emul driver "private"
by adding the static keyword.

Signed-off-by: Christopher Friedt <cfriedt@meta.com>
This commit is contained in:
Christopher Friedt 2023-10-02 16:33:26 -04:00 • committed by Chris Friedt
commit 99ab1ab06c
1 changed files with 5 additions and 5 deletions
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10
drivers/serial/uart_emul.c
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@ -47,7 +47,7 @@ struct uart_emul_data {
#endif /* CONFIG_UART_INTERRUPT_DRIVEN */
};
int uart_emul_poll_in(const struct device *dev, unsigned char *p_char)
static int uart_emul_poll_in(const struct device *dev, unsigned char *p_char)
{
struct uart_emul_data *drv_data = dev->data;
k_spinlock_key_t key;
@ -65,7 +65,7 @@ int uart_emul_poll_in(const struct device *dev, unsigned char *p_char)
return 0;
}
void uart_emul_poll_out(const struct device *dev, unsigned char out_char)
static void uart_emul_poll_out(const struct device *dev, unsigned char out_char)
{
struct uart_emul_data *drv_data = dev->data;
const struct uart_emul_config *drv_cfg = dev->config;
@ -90,13 +90,13 @@ void uart_emul_poll_out(const struct device *dev, unsigned char out_char)
}
}
int uart_emul_err_check(const struct device *dev)
static int uart_emul_err_check(const struct device *dev)
{
return 0;
}
#ifdef CONFIG_UART_USE_RUNTIME_CONFIGURE
int uart_emul_configure(const struct device *dev, const struct uart_config *cfg)
static int uart_emul_configure(const struct device *dev, const struct uart_config *cfg)
{
struct uart_emul_data *drv_data = dev->data;
@ -104,7 +104,7 @@ int uart_emul_configure(const struct device *dev, const struct uart_config *cfg)
return 0;
}
int uart_emul_config_get(const struct device *dev, struct uart_config *cfg)
static int uart_emul_config_get(const struct device *dev, struct uart_config *cfg)
{
const struct uart_emul_data *drv_data = dev->data;