diff options
| author | David S. Miller <davem@davemloft.net> | 2010-03-16 00:23:54 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-03-16 00:23:54 +0100 |
| commit | 4961e02f1999e1c3468c09b2669c94d7c3ae82a8 (patch) | |
| tree | 44c15abb09d7ba5e17a9aba95ee246648b1c1a8a /drivers/serial/atmel_serial.c | |
| parent | net-2.6 [Bug-Fix][dccp]: fix oops caused after failed initialisation (diff) | |
| parent | Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/... (diff) | |
| download | linux-4961e02f1999e1c3468c09b2669c94d7c3ae82a8.tar.xz linux-4961e02f1999e1c3468c09b2669c94d7c3ae82a8.zip | |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'drivers/serial/atmel_serial.c')
| -rw-r--r-- | drivers/serial/atmel_serial.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c index 9d948bccafaf..2c9bf9b68327 100644 --- a/drivers/serial/atmel_serial.c +++ b/drivers/serial/atmel_serial.c @@ -1213,6 +1213,24 @@ static int atmel_verify_port(struct uart_port *port, struct serial_struct *ser) return ret; } +#ifdef CONFIG_CONSOLE_POLL +static int atmel_poll_get_char(struct uart_port *port) +{ + while (!(UART_GET_CSR(port) & ATMEL_US_RXRDY)) + cpu_relax(); + + return UART_GET_CHAR(port); +} + +static void atmel_poll_put_char(struct uart_port *port, unsigned char ch) +{ + while (!(UART_GET_CSR(port) & ATMEL_US_TXRDY)) + cpu_relax(); + + UART_PUT_CHAR(port, ch); +} +#endif + static struct uart_ops atmel_pops = { .tx_empty = atmel_tx_empty, .set_mctrl = atmel_set_mctrl, @@ -1232,6 +1250,10 @@ static struct uart_ops atmel_pops = { .config_port = atmel_config_port, .verify_port = atmel_verify_port, .pm = atmel_serial_pm, +#ifdef CONFIG_CONSOLE_POLL + .poll_get_char = atmel_poll_get_char, + .poll_put_char = atmel_poll_put_char, +#endif }; /* |