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openwrt-xburst/package/madwifi/patches/128-revert_ioaccess.patch
nbd 7c6c1d877e update madwifi to latest rev - works around some crashiness
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@9507 3c298f89-4303-0410-b956-a3cf2f4a3e73
2007-11-07 13:02:09 +00:00

60 lines
2.2 KiB
Diff

Index: madwifi-ng-r2834-20071106/ath_hal/ah_os.h
===================================================================
--- madwifi-ng-r2834-20071106.orig/ath_hal/ah_os.h 2007-11-07 14:01:59.257328552 +0100
+++ madwifi-ng-r2834-20071106/ath_hal/ah_os.h 2007-11-07 14:02:04.329617605 +0100
@@ -172,44 +172,25 @@
* never byte-swapped by PCI chipsets or bridges, but always
* written directly (i.e. the format defined by the manufacturer).
*/
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,12)
-# if (AH_BYTE_ORDER == AH_BIG_ENDIAN)
+#if (AH_BYTE_ORDER == AH_BIG_ENDIAN)
#define _OS_REG_WRITE(_ah, _reg, _val) do { \
(0x4000 <= (_reg) && (_reg) < 0x5000) ? \
- iowrite32((_val), (_ah)->ah_sh + (_reg)) : \
- iowrite32be((_val), (_ah)->ah_sh + (_reg)); \
- } while (0)
-#define _OS_REG_READ(_ah, _reg) \
- ((0x4000 <= (_reg) && (_reg) < 0x5000) ? \
- ioread32((_ah)->ah_sh + (_reg)) : \
- ioread32be((_ah)->ah_sh + (_reg)));
-# else /* AH_LITTLE_ENDIAN */
-#define _OS_REG_WRITE(_ah, _reg, _val) do { \
- iowrite32(_val, (_ah)->ah_sh + (_reg)); \
- } while (0)
-#define _OS_REG_READ(_ah, _reg) \
- ioread32((_ah)->ah_sh + (_reg))
-
-# endif /* AH_BYTE_ORDER */
-#else
-# if (AH_BYTE_ORDER == AH_BIG_ENDIAN)
-#define _OS_REG_WRITE(_ah, _reg, _val) do { \
- writel((0x4000 <= (_reg) && (_reg) < 0x5000) ? \
- (_val) : cpu_to_le32(_val), \
- (_ah)->ah_sh + (_reg)); \
- } while (0)
+ writel((_val), (_ah)->ah_sh + (_reg)) : \
+ ({__raw_writel((_val), (_ah)->ah_sh + (_reg)); \
+ mb(); }); \
+} while (0)
#define _OS_REG_READ(_ah, _reg) \
((0x4000 <= (_reg) && (_reg) < 0x5000) ? \
readl((_ah)->ah_sh + (_reg)) : \
- cpu_to_le32(readl((_ah)->ah_sh + (_reg))))
-# else /* AH_LITTLE_ENDIAN */
+ ({unsigned long __v = __raw_readl((_ah)->ah_sh + \
+ (_reg)); mb(); __v; }))
+#else /* AH_LITTLE_ENDIAN */
#define _OS_REG_WRITE(_ah, _reg, _val) do { \
writel(_val, (_ah)->ah_sh + (_reg)); \
- } while (0)
+} while (0)
#define _OS_REG_READ(_ah, _reg) \
readl((_ah)->ah_sh + (_reg))
-# endif /* AH_BYTE_ORDER */
-#endif /* KERNEL_VERSON(2,6,12) */
+#endif /* AH_BYTE_ORDER */
/*
The functions in this section are not intended to be invoked by MadWifi driver