From mboxrd@z Thu Jan 1 00:00:00 1970 From: davidb@codeaurora.org (David Brown) Date: Wed, 24 Jul 2013 13:31:07 -0700 Subject: [PATCH 4/4] msm_serial: Send more than 1 character at a time on UARTDM In-Reply-To: <1374691051-28544-5-git-send-email-sboyd@codeaurora.org> References: <1374691051-28544-1-git-send-email-sboyd@codeaurora.org> <1374691051-28544-5-git-send-email-sboyd@codeaurora.org> Message-ID: <20130724203106.GE10926@codeaurora.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 >--- > drivers/tty/serial/msm_serial.c | 51 ++++++++++++++++++++++++++--------------- > 1 file changed, 32 insertions(+), 19 deletions(-) Acked-by: David Brown -- 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