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| author |   Ed Blake <ed.blake@sondrel.com> | 2017-09-26 11:40:02 +0100 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-10-04 10:17:27 +0200 |
| commit | 6263368c5b0b758d8639cad37a2a6493c9370425 (patch) | |
| tree | 5aa7124185ff1b0f0659b8dc8e028b656d671dac /include/uapi/linux/serial_reg.h | |
| parent | serial: sh-sci: suppress warning for ports without dma channels (diff) | |
| download | linux-dev-6263368c5b0b758d8639cad37a2a6493c9370425.tar.xz linux-dev-6263368c5b0b758d8639cad37a2a6493c9370425.zip | |
serial: Add define for max baud rate divisor
Add a define for the maximum baud rate divisor, to improve code
readability.
Signed-off-by: Ed Blake <ed.blake@sondrel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/uapi/linux/serial_reg.h')
| -rw-r--r-- | include/uapi/linux/serial_reg.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/uapi/linux/serial_reg.h b/include/uapi/linux/serial_reg.h index 5db76880b4ad..dea05724c760 100644 --- a/include/uapi/linux/serial_reg.h +++ b/include/uapi/linux/serial_reg.h @@ -157,6 +157,7 @@ */ #define UART_DLL 0 /* Out: Divisor Latch Low */ #define UART_DLM 1 /* Out: Divisor Latch High */ +#define UART_DIV_MAX 0xFFFF /* Max divisor value */ /* * LCR=0xBF (or DLAB=1 for 16C660) |