diff options
| author | Hugo Villeneuve <hvilleneuve@dimonoff.com> | 2023-12-21 18:18:17 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-01-04 16:30:04 +0100 |
| commit | acd7f118b3b5466549e351331bedb50a6027d8d1 (patch) | |
| tree | 49ea39e217ed0761b6252cf4d433608eec5f2d65 /drivers/tty | |
| parent | d9ffadaf9df1c8f416a8308f8995c2f8de4cbc7f (diff) | |
serial: sc16is7xx: add macro for max number of UART ports
Add macro to hold the maximum number of UART ports per IC/device.
Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>
Link: https://lore.kernel.org/r/20231221231823.2327894-11-hugo@hugovil.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty')
| -rw-r--r-- | drivers/tty/serial/sc16is7xx.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/tty/serial/sc16is7xx.c b/drivers/tty/serial/sc16is7xx.c index b73fac209f1e..6181cc6f934b 100644 --- a/drivers/tty/serial/sc16is7xx.c +++ b/drivers/tty/serial/sc16is7xx.c @@ -29,6 +29,7 @@ #define SC16IS7XX_NAME "sc16is7xx" #define SC16IS7XX_MAX_DEVS 8 +#define SC16IS7XX_MAX_PORTS 2 /* Maximum number of UART ports per IC. */ /* SC16IS7XX register definitions */ #define SC16IS7XX_RHR_REG (0x00) /* RX FIFO */ @@ -1398,7 +1399,7 @@ static void sc16is7xx_setup_irda_ports(struct sc16is7xx_port *s) int i; int ret; int count; - u32 irda_port[2]; + u32 irda_port[SC16IS7XX_MAX_PORTS]; struct device *dev = s->p[0].port.dev; count = device_property_count_u32(dev, "irda-mode-ports"); @@ -1425,7 +1426,7 @@ static int sc16is7xx_setup_mctrl_ports(struct sc16is7xx_port *s, int i; int ret; int count; - u32 mctrl_port[2]; + u32 mctrl_port[SC16IS7XX_MAX_PORTS]; struct device *dev = s->p[0].port.dev; count = device_property_count_u32(dev, "nxp,modem-control-line-ports"); @@ -1727,7 +1728,7 @@ static unsigned int sc16is7xx_regmap_port_mask(unsigned int port_id) static int sc16is7xx_spi_probe(struct spi_device *spi) { const struct sc16is7xx_devtype *devtype; - struct regmap *regmaps[2]; + struct regmap *regmaps[SC16IS7XX_MAX_PORTS]; unsigned int i; int ret; @@ -1798,7 +1799,7 @@ MODULE_ALIAS("spi:sc16is7xx"); static int sc16is7xx_i2c_probe(struct i2c_client *i2c) { const struct sc16is7xx_devtype *devtype; - struct regmap *regmaps[2]; + struct regmap *regmaps[SC16IS7XX_MAX_PORTS]; unsigned int i; devtype = i2c_get_match_data(i2c); |