[PATCH] fb.h: ARM uses __raw_{read/write}
From: H Hartley Sweeten <hidden>
Date: 2011-06-11 00:31:41
Also in:
linux-arm-kernel, lkml
Subsystem:
framebuffer layer, the rest · Maintainers:
Helge Deller, Linus Torvalds
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 <hsweeten@visionengravers.com>
Cc: Paul Mundt <redacted>
Cc: Russell King <redacted>
---
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