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| author | Jason Jin <Jason.Jin@freescale.com> | 2015-03-19 05:40:14 (GMT) |
|---|---|---|
| committer | Jason Jin <Jason.Jin@freescale.com> | 2015-03-19 05:40:14 (GMT) |
| commit | b2d58e506b33b18574807e63007e87ebca0f9c07 (patch) | |
| tree | fc2afd772ba5cdac0dd091f65c492695b27d9a17 /drivers/tty/serial/omap-serial.c | |
| parent | 2bbe09ef71ce8446ba0b3e29df2099150e9e6fdf (diff) | |
| parent | eb985cb9b5e02d470870617b41fa51a1d9360c7f (diff) | |
| download | linux-fsl-qoriq-b2d58e506b33b18574807e63007e87ebca0f9c07.tar.xz | |
Merge branch 'qoriq-sdk' into LS1-SDK
Diffstat (limited to 'drivers/tty/serial/omap-serial.c')
| -rw-r--r-- | drivers/tty/serial/omap-serial.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c index 22c8149..59117ea 100644 --- a/drivers/tty/serial/omap-serial.c +++ b/drivers/tty/serial/omap-serial.c @@ -240,8 +240,16 @@ serial_omap_baud_is_mode16(struct uart_port *port, unsigned int baud) { unsigned int n13 = port->uartclk / (13 * baud); unsigned int n16 = port->uartclk / (16 * baud); - int baudAbsDiff13 = baud - (port->uartclk / (13 * n13)); - int baudAbsDiff16 = baud - (port->uartclk / (16 * n16)); + int baudAbsDiff13; + int baudAbsDiff16; + + if (n13 == 0) + n13 = 1; + if (n16 == 0) + n16 = 1; + + baudAbsDiff13 = baud - (port->uartclk / (13 * n13)); + baudAbsDiff16 = baud - (port->uartclk / (16 * n16)); if(baudAbsDiff13 < 0) baudAbsDiff13 = -baudAbsDiff13; if(baudAbsDiff16 < 0) |