From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756769Ab1JATXL (ORCPT ); Sat, 1 Oct 2011 15:23:11 -0400 Received: from moutng.kundenserver.de ([212.227.17.8]:61139 "EHLO moutng.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756604Ab1JATW6 (ORCPT ); Sat, 1 Oct 2011 15:22:58 -0400 From: Arnd Bergmann To: Russell King - ARM Linux Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Arnd Bergmann Subject: [PATCH 08/11] ARM: add io{read,write}{16,32}be functions Date: Sat, 1 Oct 2011 21:21:57 +0200 Message-Id: <1317496920-7764-9-git-send-email-arnd@arndb.de> X-Mailer: git-send-email 1.7.5.4 In-Reply-To: <1317496920-7764-1-git-send-email-arnd@arndb.de> References: <1317496920-7764-1-git-send-email-arnd@arndb.de> X-Provags-ID: V02:K0:/NaH4NmOSJwpWvFCiJRfeccxwli1QZuYaBFyHTLDLAe Tdy35jfk11JJLbDrXgUCoe4KwJ4d9lRaje/1+lZwZ/PlYfoKIq 6q33N4UGgvltnFMBtYMWsiDAUoAJW5BtSUi6/H26JAKjs9l+ZY 6c5wj3Flz/mlXVKtR1q3/NZ05HZs28xLuH4ofKLWFqNPyySnh6 00Xc2eCmyANe/DZSnv/ziyKYDlZj7bzudiIPcUlTTqc+srC0xB 6jBZPIB773PK4D50goaFDc4upmoSTFLLaDP/AZKVdpzfLAdYc6 0SvTKkLsV4YQqqUDxr/AnONOYeKVHTiSzuQ19cu881psm3OAk7 Tyh70E5yCIbfLRiTL2ZZRcRNRm+V5wzsdFvUnsRvk Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org These functions are used in some PCI drivers with big-endian MMIO space, and they are trivial to add here. Signed-off-by: Arnd Bergmann --- arch/arm/include/asm/io.h | 6 ++++++ 1 files changed, 6 insertions(+), 0 deletions(-) diff --git a/arch/arm/include/asm/io.h b/arch/arm/include/asm/io.h index d66605d..bad7bfb 100644 --- a/arch/arm/include/asm/io.h +++ b/arch/arm/include/asm/io.h @@ -260,10 +260,16 @@ extern void _memset_io(volatile void __iomem *, int, size_t); #define ioread16(p) ({ unsigned int __v = le16_to_cpu((__force __le16)__raw_readw(p)); __iormb(); __v; }) #define ioread32(p) ({ unsigned int __v = le32_to_cpu((__force __le32)__raw_readl(p)); __iormb(); __v; }) +#define ioread16be(p) ({ unsigned int __v = be16_to_cpu((__force __be16)__raw_readw(p)); __iormb(); __v; }) +#define ioread32be(p) ({ unsigned int __v = be32_to_cpu((__force __be32)__raw_readl(p)); __iormb(); __v; }) + #define iowrite8(v,p) ({ __iowmb(); (void)__raw_writeb(v, p); }) #define iowrite16(v,p) ({ __iowmb(); (void)__raw_writew((__force __u16)cpu_to_le16(v), p); }) #define iowrite32(v,p) ({ __iowmb(); (void)__raw_writel((__force __u32)cpu_to_le32(v), p); }) +#define iowrite16be(v,p) ({ __iowmb(); (void)__raw_writew((__force __u16)cpu_to_be16(v), p); }) +#define iowrite32be(v,p) ({ __iowmb(); (void)__raw_writel((__force __u32)cpu_to_be32(v), p); }) + #define ioread8_rep(p,d,c) __raw_readsb(p,d,c) #define ioread16_rep(p,d,c) __raw_readsw(p,d,c) #define ioread32_rep(p,d,c) __raw_readsl(p,d,c) -- 1.7.5.4