From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753002AbcGLE0g (ORCPT ); Tue, 12 Jul 2016 00:26:36 -0400 Received: from mga14.intel.com ([192.55.52.115]:29476 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750811AbcGLE0f (ORCPT ); Tue, 12 Jul 2016 00:26:35 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.28,349,1464678000"; d="scan'208";a="1005076743" Date: Tue, 12 Jul 2016 10:03:46 +0530 From: Vinod Koul To: Arnd Bergmann Cc: Dan Williams , Michal Simek , =?iso-8859-1?Q?S=F6ren?= Brinkmann , Kedareswara rao Appana , dmaengine@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] dmaengine: zynqmp: avoid cast warning Message-ID: <20160712043346.GO9681@localhost> References: <20160711214642.2610193-1-arnd@arndb.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20160711214642.2610193-1-arnd@arndb.de> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jul 11, 2016 at 11:46:09PM +0200, Arnd Bergmann wrote: > The newly added zynqmp_dma driver produces a warning on 32-bit architectures > when dma_addr_t is 64-bit wide: > > drivers/dma/xilinx/zynqmp_dma.c: In function 'zynqmp_dma_config_sg_ll_desc': > drivers/dma/xilinx/zynqmp_dma.c:321:9: error: cast from pointer to integer of different size [-Werror=pointer-to-int-cast] > ((dma_addr_t)sdesc - (dma_addr_t)chan->desc_pool_v); > ^ > drivers/dma/xilinx/zynqmp_dma.c:321:29: error: cast from pointer to integer of different size [-Werror=pointer-to-int-cast] > ((dma_addr_t)sdesc - (dma_addr_t)chan->desc_pool_v); > > This changes the cast to the more appropriate uintptr_t. Applied, thanks -- ~Vinod