From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759526AbdAFQdr (ORCPT ); Fri, 6 Jan 2017 11:33:47 -0500 Received: from muru.com ([72.249.23.125]:55280 "EHLO muru.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751124AbdAFQdj (ORCPT ); Fri, 6 Jan 2017 11:33:39 -0500 Date: Fri, 6 Jan 2017 08:33:35 -0800 From: Tony Lindgren To: Aaro Koskinen Cc: Peter Ujfalusi , dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH] ARM: OMAP1: DMA: Correct the number of logical channels Message-ID: <20170106163335.GE2630@atomide.com> References: <20170103112234.19097-1-peter.ujfalusi@ti.com> <20170105214750.g7d6kbaq7q4vgrug@raspberrypi-2.musicnaut.iki.fi> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170105214750.g7d6kbaq7q4vgrug@raspberrypi-2.musicnaut.iki.fi> User-Agent: Mutt/1.7.2 (2016-11-26) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Aaro Koskinen [170105 13:48]: > Hi, > > On Tue, Jan 03, 2017 at 01:22:34PM +0200, Peter Ujfalusi wrote: > > OMAP1510, OMAP5910 and OMAP310 have only 9 logical channels. > > OMAP1610, OMAP5912, OMAP1710, OMAP730, and OMAP850 have 16 logical channels > > available. > > > > The wired 17 for the lch_count must have been used to cover the 16 + 1 > > dedicated LCD channel, in reality we can only use 9 or 16 channels. > > > > The d->chan_count is not used by the omap-dma stack, so we can skip the > > setup. chan_count was configured to the number of logical channels and not > > the actual number of physical channels anyways. > > > > Signed-off-by: Peter Ujfalusi > > Acked-by: Aaro Koskinen Applying into omap-for-v4.10/fixes thanks. Tony