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| author | Alan Cox <alan@linux.intel.com> | 2009-06-22 19:43:18 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-22 20:32:25 +0200 |
| commit | 44da59e4006fbf7c4cc9b54485a37a40726091ee (patch) | |
| tree | 3e41c60317295bbe7bf29f8c2a65a93aeb76808f /drivers/serial/msm_serial.c | |
| parent | msm_serial: serial driver for MSM7K onboard serial peripheral. (diff) | |
| download | linux-44da59e4006fbf7c4cc9b54485a37a40726091ee.tar.xz linux-44da59e4006fbf7c4cc9b54485a37a40726091ee.zip | |
msm: fixups to match current code
The tty layer is now a bit more fussy about reporting the right baud rate
back. Make the msm driver match the current state of affairs.
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/serial/msm_serial.c')
| -rw-r--r-- | drivers/serial/msm_serial.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/serial/msm_serial.c b/drivers/serial/msm_serial.c index 1a7c856f76f8..698048f64f5e 100644 --- a/drivers/serial/msm_serial.c +++ b/drivers/serial/msm_serial.c @@ -229,7 +229,7 @@ static void msm_break_ctl(struct uart_port *port, int break_ctl) msm_write(port, UART_CR_CMD_STOP_BREAK, UART_CR); } -static void msm_set_baud_rate(struct uart_port *port, unsigned int baud) +static int msm_set_baud_rate(struct uart_port *port, unsigned int baud) { unsigned int baud_code, rxstale, watermark; @@ -281,6 +281,7 @@ static void msm_set_baud_rate(struct uart_port *port, unsigned int baud) case 115200: default: baud_code = UART_CSR_115200; + baud = 115200; rxstale = 31; break; } @@ -299,6 +300,8 @@ static void msm_set_baud_rate(struct uart_port *port, unsigned int baud) /* set TX watermark */ msm_write(port, 10, UART_TFWR); + + return baud; } static void msm_reset(struct uart_port *port) @@ -395,8 +398,10 @@ static void msm_set_termios(struct uart_port *port, struct ktermios *termios, /* calculate and set baud rate */ baud = uart_get_baud_rate(port, termios, old, 300, 115200); - msm_set_baud_rate(port, baud); - + baud = msm_set_baud_rate(port, baud); + if (tty_termios_baud_rate(termios)) + tty_termios_encode_baud_rate(termios, baud, baud); + /* calculate parity */ mr = msm_read(port, UART_MR2); mr &= ~UART_MR2_PARITY_MODE; |