diff options
Diffstat (limited to 'include/linux/serial_core.h')
| -rw-r--r-- | include/linux/serial_core.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index 563e23400913..212eb4c67797 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -196,6 +196,9 @@ /* High Speed UART for Medfield */ #define PORT_MFD 95 +/* TI OMAP-UART */ +#define PORT_OMAP 96 + #ifdef __KERNEL__ #include <linux/compiler.h> @@ -289,6 +292,8 @@ struct uart_port { void (*set_termios)(struct uart_port *, struct ktermios *new, struct ktermios *old); + void (*pm)(struct uart_port *, unsigned int state, + unsigned int old); unsigned int irq; /* irq number */ unsigned long irqflags; /* irq flags */ unsigned int uartclk; /* base uart clock */ @@ -411,6 +416,14 @@ unsigned int uart_get_baud_rate(struct uart_port *port, struct ktermios *termios unsigned int max); unsigned int uart_get_divisor(struct uart_port *port, unsigned int baud); +/* Base timer interval for polling */ +static inline int uart_poll_timeout(struct uart_port *port) +{ + int timeout = port->timeout; + + return timeout > 6 ? (timeout / 2 - 2) : 1; +} + /* * Console helpers. */ |