From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kyoungil Kim Subject: [PATCH] spi: Keep chipselect assertion during one message Date: Wed, 23 May 2012 21:34:06 +0900 Message-ID: <00a001cd38e0$57efde60$07cf9b20$%kim@samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: 'Grant Likely' , 'Kukjin Kim' , 'Kyoungil Kim' To: spi-devel-general@lists.sourceforge.net, linux-samsung-soc@vger.kernel.org Return-path: Content-language: ko Sender: linux-samsung-soc-owner@vger.kernel.org List-Id: linux-spi.vger.kernel.org During all transfers in one message, the device will not be chagned. So we don't need to deassert chipselect during one message. Signed-off-by: Kyoungil Kim --- drivers/spi/spi-s3c64xx.c | 2 -- 1 files changed, 0 insertions(+), 2 deletions(-) diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c index 972a94c..0f79f5b 100644 --- a/drivers/spi/spi-s3c64xx.c +++ b/drivers/spi/spi-s3c64xx.c @@ -745,8 +745,6 @@ static int s3c64xx_spi_transfer_one_message(struct spi_master *master, if (list_is_last(&xfer->transfer_list, &msg->transfers)) cs_toggle = 1; - else - disable_cs(sdd, spi); } msg->actual_length += xfer->len; -- 1.7.1