From mboxrd@z Thu Jan 1 00:00:00 1970 From: p.zabel@pengutronix.de (Philipp Zabel) Date: Mon, 24 Feb 2014 10:32:29 +0100 Subject: [RFC PATCH 2/2] ARM: imx6q: Mark VPU and IPU AXI transfers as cacheable, increase IPU priority In-Reply-To: <20140224020306.GA25011@S2101-09.ap.freescale.net> References: <1392896673-13627-1-git-send-email-p.zabel@pengutronix.de> <1392896673-13627-2-git-send-email-p.zabel@pengutronix.de> <20140221021947.GR3010@S2101-09.ap.freescale.net> <1392978496.3091.9.camel@pizza.hi.pengutronix.de> <20140224020306.GA25011@S2101-09.ap.freescale.net> Message-ID: <1393234349.3091.5.camel@pizza.hi.pengutronix.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Am Montag, den 24.02.2014, 10:03 +0800 schrieb Shawn Guo: > On Fri, Feb 21, 2014 at 11:28:16AM +0100, Philipp Zabel wrote: > > Hi Shawn, > > > > Am Freitag, den 21.02.2014, 10:19 +0800 schrieb Shawn Guo: > > > On Thu, Feb 20, 2014 at 12:44:33PM +0100, Philipp Zabel wrote: > > > > This is needed so that the IPU framebuffer scanout cannot be > > > > starved by VPU or GPU activity. > > > > Some boards like the SabreLite and SabreSD seem to set this in > > > > the DCD already, but the documented register reset values do not > > > > contain the necessary settings. > > > > > > > > Signed-off-by: Philipp Zabel > > > > > > I'm fine with the patches, but not sure if I should just apply them > > > since you add 'RFC' tag in there. > > > > I'm not sure whether this specific fixed QoS configuration should be > > imposed on everyone. OTOH, following the principle of least surprise, > > it's probably better to have this here, out in the open, than included > > hidden in bootloader DCD tables (or not, depending on the board). > > So if nobody objects, feel free to apply them. > > Okay. But can you please fix those unnecessary line-over-80-columns > warnings? Ok, resent without RFC and with short lines. regards Philipp