Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932249AbaDXPbs (ORCPT ); Thu, 24 Apr 2014 11:31:48 -0400 Received: from devils.ext.ti.com ([198.47.26.153]:49529 "EHLO devils.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758199AbaDXPbj (ORCPT ); Thu, 24 Apr 2014 11:31:39 -0400 From: Santosh Shilimkar To: CC: , , Santosh Shilimkar , Nicolas Pitre , Russell King - ARM Linux , Catalin Marinas , Will Deacon Subject: [PATCH v3 7/7] ARM: dma: use phys_addr_t in __dma_page_[cpu_to_dev/dev_to_cpu] Date: Thu, 24 Apr 2014 11:30:07 -0400 Message-ID: <1398353407-2345-8-git-send-email-santosh.shilimkar@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1398353407-2345-1-git-send-email-santosh.shilimkar@ti.com> References: <1398353407-2345-1-git-send-email-santosh.shilimkar@ti.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On a 32 bit ARM architecture with LPAE extension physical addresses cannot fit into unsigned long variable. So fix it by using phys_addr_t instead of unsigned long. Cc: Nicolas Pitre Cc: Russell King - ARM Linux Cc: Catalin Marinas Cc: Will Deacon Signed-off-by: Santosh Shilimkar --- arch/arm/mm/dma-mapping.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index f62aa06..5260f43 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -885,7 +885,7 @@ static void dma_cache_maint_page(struct page *page, unsigned long offset, static void __dma_page_cpu_to_dev(struct page *page, unsigned long off, size_t size, enum dma_data_direction dir) { - unsigned long paddr; + phys_addr_t paddr; dma_cache_maint_page(page, off, size, dir, dmac_map_area); @@ -901,7 +901,7 @@ static void __dma_page_cpu_to_dev(struct page *page, unsigned long off, static void __dma_page_dev_to_cpu(struct page *page, unsigned long off, size_t size, enum dma_data_direction dir) { - unsigned long paddr = page_to_phys(page) + off; + phys_addr_t paddr = page_to_phys(page) + off; /* FIXME: non-speculating: not required */ /* don't bother invalidating if DMA to device */ -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/