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serial: 8250_dw: Set maxburst size
authorHeikki Krogerus <heikki.krogerus@linux.intel.com>
Wed, 16 Jan 2013 12:08:16 +0000 (14:08 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 16 Jan 2013 15:36:10 +0000 (07:36 -0800)
The default burst is often 1 byte which is not very optimal.
The ideal burst size when using 16550A type port would be
1/2 of fifosize, but this does not work with all Designware
implementations. Setting it to 1/4 fifosize.

Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/8250/8250_dw.c patch | blob | history

diff --cc drivers/tty/serial/8250/8250_dw.c
Simple merge
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