From mboxrd@z Thu Jan 1 00:00:00 1970 From: Linus Walleij Subject: Re: [PATCH/RFC] spi: bitbang: add PM QoS support Date: Fri, 16 Mar 2012 10:06:22 +0100 Message-ID: References: <20120315092923.951203E04FD@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Cc: "Rafael J. Wysocki" , spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, Magnus Damm , linux-pm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Grant Likely , Guennadi Liakhovetski Return-path: In-Reply-To: <20120315092923.951203E04FD@localhost> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: spi-devel-general-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-spi.vger.kernel.org On Thu, Mar 15, 2012 at 10:29 AM, Grant Likely wrote: > On Wed, 14 Mar 2012 22:04:25 +0100 (CET), Guennadi Liakhovetski wrote: >> This patch adds a PM QoS requirement to the spi-bitbang driver, preventi= ng >> the underlying SPI hardware driver to suspend for too long a time, as lo= ng >> as there are transfers on the queue. >> >> Signed-off-by: Guennadi Liakhovetski > > Shouldn't this be part of the core spi infrastructure? =A0Particularly si= nce queuing > is moving into the core. Hm, the spi-bitbang driver needs to be converted to use the central message queue, Guennadi can you look into that since you're using it? The spi-pl022.c and also Samsung spi-s3c64xx.c is converted showing examples on how go about with that. Yours, Linus Walleij ---------------------------------------------------------------------------= --- This SF email is sponsosred by: Try Windows Azure free for 90 days Click Here = http://p.sf.net/sfu/sfd2d-msazure