[PATCH 4/4] msm_serial: Send more than 1 character at a time on UARTDM
From: David Brown <hidden>
Date: 2013-07-24 20:31:11
Also in:
linux-arm-msm, linux-serial, lkml
From: David Brown <hidden>
Date: 2013-07-24 20:31:11
Also in:
linux-arm-msm, linux-serial, lkml
On Wed, Jul 24, 2013 at 11:37:31AM -0700, Stephen Boyd wrote:
UARTDM cores have a TX fifo that can accept more than one character per register write, but the msm_serial driver currently only supports 1 character mode. Add support for this mode of operation to speed up the transmit path on DM devices. Signed-off-by: Stephen Boyd <redacted> --- drivers/tty/serial/msm_serial.c | 51 ++++++++++++++++++++++++++--------------- 1 file changed, 32 insertions(+), 19 deletions(-)
Acked-by: David Brown <redacted> -- sent by an employee of the Qualcomm Innovation Center, Inc. The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, hosted by The Linux Foundation