From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tomi Valkeinen Date: Wed, 08 May 2013 06:57:24 +0000 Subject: Re: [PATCH 0/4] drivers: video: Optimisations for the ssd1307fb driver Message-Id: <5189F754.1030402@iki.fi> List-Id: References: <1366624945-5708-1-git-send-email-maxime.ripard@free-electrons.com> In-Reply-To: <1366624945-5708-1-git-send-email-maxime.ripard@free-electrons.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-arm-kernel@lists.infradead.org On 22/04/13 13:02, Maxime Ripard wrote: > Hi everyone, > > This is a patchset to improve significantly (by an order of magnitude) > the refreshing time of the SSD1306 and SSD1307. > > We do so by sending the pixels by batches, instead of 8 at a time, > combined with some additionnal features found on these controllers > that allows to send a whole screen content at once. > > This obviously removes the tearing effect that was previously seen > with these controllers. > > This patchset depends on the "Add support for the Solomon SSD1306 OLED > Controller" I sent previously. > > Thanks, > Maxime > > Maxime Ripard (4): > ARM: cfa10036: dt: Change i2c0 clock frequency > ssd1307fb: Rework the communication functions > ssd1307fb: Speed up the communication with the controller > ssd1307fb: Make use of horizontal addressing mode > > arch/arm/boot/dts/imx28-cfa10036.dts | 1 + > drivers/video/ssd1307fb.c | 123 ++++++++++++++++++++++++---------- > 2 files changed, 89 insertions(+), 35 deletions(-) > I've taken the patches 2-4 into fbdev 3.11 branch. The first patch "ARM: cfa10036: dt: Change i2c0 clock frequency" should preferably go through arch tree. Tomi