diff options
author | Roland Vossen <rvossen@broadcom.com> | 2011-06-01 13:45:55 +0200 |
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committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-06-07 12:43:28 -0700 |
commit | 4489518533a1342fc685b58ada2c9a8a422d5686 (patch) | |
tree | 23c1b63748f27b746bbd464fc32907e8196e76e6 /drivers/staging/brcm80211/include | |
parent | 62dfdb38ef294533fd1c0859fae28163f1bd27cc (diff) | |
download | op-kernel-dev-4489518533a1342fc685b58ada2c9a8a422d5686.zip op-kernel-dev-4489518533a1342fc685b58ada2c9a8a422d5686.tar.gz |
staging: brcm80211: moved register read/write macro's
Code cleanup. R_REG()/W_REG() macro's are overly complex. Copied
the macro's to both fullmac and softmac. Next patches will simplify
both copies of the macro's.
Signed-off-by: Roland Vossen <rvossen@broadcom.com>
Reviewed-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/brcm80211/include')
-rw-r--r-- | drivers/staging/brcm80211/include/brcmu_utils.h | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/drivers/staging/brcm80211/include/brcmu_utils.h b/drivers/staging/brcm80211/include/brcmu_utils.h index 260d0b6..94ae604 100644 --- a/drivers/staging/brcm80211/include/brcmu_utils.h +++ b/drivers/staging/brcm80211/include/brcmu_utils.h @@ -235,21 +235,6 @@ extern int brcmu_iovar_lencheck(const struct brcmu_iovar *table, void *arg, #define REG_MAP(pa, size) (void *)(0) #endif -/* register access macros */ -#if defined(BCMSDIO) -#ifdef BRCM_FULLMAC -#include <bcmsdh.h> -#endif -#endif - -#if defined(BCMSDIO) -#define SELECT_BUS_WRITE(mmap_op, bus_op) bus_op -#define SELECT_BUS_READ(mmap_op, bus_op) bus_op -#else -#define SELECT_BUS_WRITE(mmap_op, bus_op) mmap_op -#define SELECT_BUS_READ(mmap_op, bus_op) mmap_op -#endif - /* the largest reasonable packet buffer driver uses for ethernet MTU in bytes */ #define PKTBUFSZ 2048 @@ -259,114 +244,6 @@ extern int brcmu_iovar_lencheck(const struct brcmu_iovar *table, void *arg, #include <linux/string.h> /* for mem*, str* */ #endif -/* register access macros */ -#ifndef __BIG_ENDIAN -#ifndef __mips__ -#define R_REG(r) (\ - SELECT_BUS_READ(sizeof(*(r)) == sizeof(u8) ? \ - readb((volatile u8*)(r)) : \ - sizeof(*(r)) == sizeof(u16) ? readw((volatile u16*)(r)) : \ - readl((volatile u32*)(r)), bcmsdh_reg_read(NULL, (unsigned long)r, sizeof(*r))) \ -) -#else /* __mips__ */ -#define R_REG(r) (\ - SELECT_BUS_READ( \ - ({ \ - __typeof(*(r)) __osl_v; \ - __asm__ __volatile__("sync"); \ - switch (sizeof(*(r))) { \ - case sizeof(u8): \ - __osl_v = readb((volatile u8*)(r)); \ - break; \ - case sizeof(u16): \ - __osl_v = readw((volatile u16*)(r)); \ - break; \ - case sizeof(u32): \ - __osl_v = \ - readl((volatile u32*)(r)); \ - break; \ - } \ - __asm__ __volatile__("sync"); \ - __osl_v; \ - }), \ - ({ \ - __typeof(*(r)) __osl_v; \ - __asm__ __volatile__("sync"); \ - __osl_v = bcmsdh_reg_read(NULL, (unsigned long)r, sizeof(*r)); \ - __asm__ __volatile__("sync"); \ - __osl_v; \ - })) \ -) -#endif /* __mips__ */ - -#define W_REG(r, v) do { \ - SELECT_BUS_WRITE( \ - switch (sizeof(*(r))) { \ - case sizeof(u8): \ - writeb((u8)(v), (volatile u8*)(r)); break; \ - case sizeof(u16): \ - writew((u16)(v), (volatile u16*)(r)); break; \ - case sizeof(u32): \ - writel((u32)(v), (volatile u32*)(r)); break; \ - }, \ - bcmsdh_reg_write(NULL, (unsigned long)r, sizeof(*r), (v))); \ - } while (0) -#else /* __BIG_ENDIAN */ -#define R_REG(r) (\ - SELECT_BUS_READ( \ - ({ \ - __typeof(*(r)) __osl_v; \ - switch (sizeof(*(r))) { \ - case sizeof(u8): \ - __osl_v = \ - readb((volatile u8*)((r)^3)); \ - break; \ - case sizeof(u16): \ - __osl_v = \ - readw((volatile u16*)((r)^2)); \ - break; \ - case sizeof(u32): \ - __osl_v = readl((volatile u32*)(r)); \ - break; \ - } \ - __osl_v; \ - }), \ - bcmsdh_reg_read(NULL, (unsigned long)r, sizeof(*r))) \ -) -#define W_REG(r, v) do { \ - SELECT_BUS_WRITE( \ - switch (sizeof(*(r))) { \ - case sizeof(u8): \ - writeb((u8)(v), \ - (volatile u8*)((r)^3)); break; \ - case sizeof(u16): \ - writew((u16)(v), \ - (volatile u16*)((r)^2)); break; \ - case sizeof(u32): \ - writel((u32)(v), \ - (volatile u32*)(r)); break; \ - }, \ - bcmsdh_reg_write(NULL, (unsigned long)r, sizeof(*r), v)); \ - } while (0) -#endif /* __BIG_ENDIAN */ - -#ifdef __mips__ -/* - * bcm4716 (which includes 4717 & 4718), plus 4706 on PCIe can reorder - * transactions. As a fix, a read after write is performed on certain places - * in the code. Older chips and the newer 5357 family don't require this fix. - */ -#define W_REG_FLUSH(r, v) ({ W_REG((r), (v)); (void)R_REG(r); }) -#else -#define W_REG_FLUSH(r, v) W_REG((r), (v)) -#endif /* __mips__ */ - -#define AND_REG(r, v) W_REG((r), R_REG(r) & (v)) -#define OR_REG(r, v) W_REG((r), R_REG(r) | (v)) - -#define SET_REG(r, mask, val) \ - W_REG((r), ((R_REG(r) & ~(mask)) | (val))) - #ifndef setbit #ifndef NBBY /* the BSD family defines NBBY */ #define NBBY 8 /* 8 bits per byte */ |