From mboxrd@z Thu Jan 1 00:00:00 1970 From: H Hartley Sweeten Date: Sat, 11 Jun 2011 00:31:08 +0000 Subject: [PATCH] fb.h: ARM uses __raw_{read/write} Message-Id: <201106101731.08578.hartleys@visionengravers.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-arm-kernel@lists.infradead.org ARM provides __raw_{read/write}* functions for memory access. These should be used instead of the default '(*(volatile' stuff to make sure the memory accesses are typesafe (void __iomem *). This also fixes a number of sparse warning like: warning: cast removes address space of expression Signed-off-by: H Hartley Sweeten Cc: Paul Mundt Cc: Russell King --- diff --git a/include/linux/fb.h b/include/linux/fb.h index 6a82748..a040e92e 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h @@ -937,7 +937,7 @@ static inline struct apertures_struct *alloc_apertures(unsigned int max_num) { #define fb_memcpy_fromfb sbus_memcpy_fromio #define fb_memcpy_tofb sbus_memcpy_toio -#elif defined(__i386__) || defined(__alpha__) || defined(__x86_64__) || defined(__hppa__) || defined(__sh__) || defined(__powerpc__) || defined(__avr32__) || defined(__bfin__) +#elif defined(__i386__) || defined(__alpha__) || defined(__x86_64__) || defined(__hppa__) || defined(__sh__) || defined(__powerpc__) || defined(__avr32__) || defined(__bfin__) || defined(__arm__) #define fb_readb __raw_readb #define fb_readw __raw_readw