On čtvrtek 30. listopadu 2023 20:10:48 CET, Hugo Villeneuve wrote:
> From: Hugo Villeneuve <hvilleneuve@dimonoff.com>
>
> Add macro to hold the maximum number of UART ports per IC/device.
>
> Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>
Reviewed-by: Jan Kundrát <jan.kundrat@cesnet.cz>
Tested-by: Jan Kundrát <jan.kundrat@cesnet.cz>
> ---
> drivers/tty/serial/max310x.c | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/tty/serial/max310x.c b/drivers/tty/serial/max310x.c
> index f3a99daebdaa..58dd5cc62014 100644
> --- a/drivers/tty/serial/max310x.c
> +++ b/drivers/tty/serial/max310x.c
> @@ -30,6 +30,7 @@
> #define MAX310X_MAJOR 204
> #define MAX310X_MINOR 209
> #define MAX310X_UART_NRMAX 16
> +#define MAX310X_MAX_PORTS 4 /* Maximum number of UART ports per IC. */
>
> /* MAX310X register definitions */
> #define MAX310X_RHR_REG (0x00) /* RX FIFO */
> @@ -1502,7 +1503,7 @@ static const struct max310x_if_cfg
> __maybe_unused max310x_spi_if_cfg = {
> static int max310x_spi_probe(struct spi_device *spi)
> {
> const struct max310x_devtype *devtype;
> - struct regmap *regmaps[4];
> + struct regmap *regmaps[MAX310X_MAX_PORTS];
> unsigned int i;
> int ret;
>
> @@ -1605,7 +1606,7 @@ static int max310x_i2c_probe(struct
> i2c_client *client)
> const struct max310x_devtype *devtype =
> device_get_match_data(&client->dev);
> struct i2c_client *port_client;
> - struct regmap *regmaps[4];
> + struct regmap *regmaps[MAX310X_MAX_PORTS];
> unsigned int i;
> u8 port_addr;
>