From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1a17hd-0002x2-QT for barebox@lists.infradead.org; Tue, 24 Nov 2015 07:07:50 +0000 Date: Tue, 24 Nov 2015 08:07:26 +0100 From: Uwe =?iso-8859-1?Q?Kleine-K=F6nig?= Message-ID: <20151124070726.GD19888@pengutronix.de> References: <1448277281-24391-1-git-send-email-s.hauer@pengutronix.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1448277281-24391-1-git-send-email-s.hauer@pengutronix.de> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: Re: [PATCH] spi: i.MX: optimize transfers for ECSPI v2.3 To: Sascha Hauer Cc: Barebox List Hello Sascha, On Mon, Nov 23, 2015 at 12:14:41PM +0100, Sascha Hauer wrote: > Instead of writing one word to the txfifo and then wait until > one is received in the rxfifo we can write until the txfifos My German feeling for English recommends s/until/while/ > are not full and read as long the rxfifos contain data. This > makes transfers for the m25p80 driver around 7 times faster > here. Best regards Uwe -- = Pengutronix e.K. | Uwe Kleine-K=F6nig | Industrial Linux Solutions | http://www.pengutronix.de/ | _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox