linux-kernel - Re: [PATCH 4/4] msm_serial: Send more than 1 character at a time on UARTDM

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Message-ID: <20130724203106.GE10926@codeaurora.org>
Date:	Wed, 24 Jul 2013 13:31:07 -0700
From:	David Brown <davidb@...eaurora.org>
To:	Stephen Boyd <sboyd@...eaurora.org>
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-serial@...r.kernel.org
Subject: Re: [PATCH 4/4] msm_serial: Send more than 1 character at a time on
 UARTDM

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 <sboyd@...eaurora.org>
>---
> drivers/tty/serial/msm_serial.c | 51 ++++++++++++++++++++++++++---------------
> 1 file changed, 32 insertions(+), 19 deletions(-)

Acked-by: David Brown <davidb@...eaurora.org>

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