diff options
Diffstat (limited to 'drivers/staging/brcm80211/include/bcmutils.h')
| -rw-r--r-- | drivers/staging/brcm80211/include/bcmutils.h | 195 |
1 files changed, 152 insertions, 43 deletions
diff --git a/drivers/staging/brcm80211/include/bcmutils.h b/drivers/staging/brcm80211/include/bcmutils.h index a8f76d8..fc2a2a9 100644 --- a/drivers/staging/brcm80211/include/bcmutils.h +++ b/drivers/staging/brcm80211/include/bcmutils.h @@ -54,12 +54,12 @@ #define PKTQ_MAX_PREC 16 /* Maximum precedence levels */ #endif - typedef struct pktq_prec { + struct pktq_prec { struct sk_buff *head; /* first packet to dequeue */ struct sk_buff *tail; /* last packet to dequeue */ u16 len; /* number of queued packets */ u16 max; /* maximum number of queued packets */ - } pktq_prec_t; + }; /* multi-priority pkt queue */ struct pktq { @@ -71,28 +71,11 @@ struct pktq_prec q[PKTQ_MAX_PREC]; }; -/* simple, non-priority pkt queue */ - struct spktq { - u16 num_prec; /* number of precedences in use (always 1) */ - u16 hi_prec; /* rapid dequeue hint (>= highest non-empty prec) */ - u16 max; /* total max packets */ - u16 len; /* total number of packets */ - /* q array must be last since # of elements can be either PKTQ_MAX_PREC or 1 */ - struct pktq_prec q[1]; - }; - #define PKTQ_PREC_ITER(pq, prec) for (prec = (pq)->num_prec - 1; prec >= 0; prec--) /* fn(pkt, arg). return true if pkt belongs to if */ typedef bool(*ifpkt_cb_t) (void *, int); -/* forward definition of ether_addr structure used by some function prototypes */ - - struct ether_addr; - - extern int ether_isbcast(const void *ea); - extern int ether_isnulladdr(const void *ea); - /* operations on a specific precedence in packet queue */ #define pktq_psetmax(pq, prec, _max) ((pq)->q[prec].max = (_max)) @@ -111,12 +94,16 @@ extern struct sk_buff *pktq_penq_head(struct pktq *pq, int prec, extern struct sk_buff *pktq_pdeq(struct pktq *pq, int prec); extern struct sk_buff *pktq_pdeq_tail(struct pktq *pq, int prec); +/* packet primitives */ +extern struct sk_buff *pkt_buf_get_skb(uint len); +extern void pkt_buf_free_skb(struct sk_buff *skb); + /* Empty the queue at particular precedence level */ #ifdef BRCM_FULLMAC - extern void pktq_pflush(struct osl_info *osh, struct pktq *pq, int prec, + extern void pktq_pflush(struct pktq *pq, int prec, bool dir); #else - extern void pktq_pflush(struct osl_info *osh, struct pktq *pq, int prec, + extern void pktq_pflush(struct pktq *pq, int prec, bool dir, ifpkt_cb_t fn, int arg); #endif /* BRCM_FULLMAC */ @@ -144,20 +131,20 @@ extern struct sk_buff *pktq_mdeq(struct pktq *pq, uint prec_bmp, int *prec_out); /* prec_out may be NULL if caller is not interested in return value */ extern struct sk_buff *pktq_peek_tail(struct pktq *pq, int *prec_out); #ifdef BRCM_FULLMAC - extern void pktq_flush(struct osl_info *osh, struct pktq *pq, bool dir); + extern void pktq_flush(struct pktq *pq, bool dir); #else - extern void pktq_flush(struct osl_info *osh, struct pktq *pq, bool dir, + extern void pktq_flush(struct pktq *pq, bool dir, ifpkt_cb_t fn, int arg); #endif /* externs */ /* packet */ - extern uint pktfrombuf(struct osl_info *osh, struct sk_buff *p, + extern uint pktfrombuf(struct sk_buff *p, uint offset, int len, unsigned char *buf); - extern uint pkttotlen(struct osl_info *osh, struct sk_buff *p); + extern uint pkttotlen(struct sk_buff *p); /* ethernet address */ - extern int bcm_ether_atoe(char *p, struct ether_addr *ea); + extern int bcm_ether_atoe(char *p, u8 *ea); /* ip address */ struct ipv4_addr; @@ -167,9 +154,11 @@ extern struct sk_buff *pktq_mdeq(struct pktq *pq, uint prec_bmp, int *prec_out); extern char *getvar(char *vars, const char *name); extern int getintvar(char *vars, const char *name); #ifdef BCMDBG - extern void prpkt(const char *msg, struct osl_info *osh, - struct sk_buff *p0); + extern void prpkt(const char *msg, struct sk_buff *p0); +#else +#define prpkt(a, b) #endif /* BCMDBG */ + #define bcm_perf_enable() #define bcmstats(fmt) #define bcmlog(fmt, a1, a2) @@ -369,12 +358,142 @@ extern struct sk_buff *pktq_mdeq(struct pktq *pq, uint prec_bmp, int *prec_out); #define REG_MAP(pa, size) (void *)(0) #endif -/* Register operations */ -#define AND_REG(osh, r, v) W_REG(osh, (r), R_REG(osh, r) & (v)) -#define OR_REG(osh, r, v) W_REG(osh, (r), R_REG(osh, r) | (v)) +extern u32 g_assert_type; + +#if defined(BCMDBG_ASSERT) +#define ASSERT(exp) \ + do { if (!(exp)) osl_assert(#exp, __FILE__, __LINE__); } while (0) +extern void osl_assert(char *exp, char *file, int line); +#else +#define ASSERT(exp) do {} while (0) +#endif /* defined(BCMDBG_ASSERT) */ + +/* register access macros */ +#if defined(BCMSDIO) +#ifdef BRCM_FULLMAC +#include <bcmsdh.h> +#endif +#define OSL_WRITE_REG(r, v) \ + (bcmsdh_reg_write(NULL, (unsigned long)(r), sizeof(*(r)), (v))) +#define OSL_READ_REG(r) \ + (bcmsdh_reg_read(NULL, (unsigned long)(r), sizeof(*(r)))) +#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 -#define SET_REG(osh, r, mask, val) \ - W_REG((osh), (r), ((R_REG((osh), r) & ~(mask)) | (val))) +#define OSL_SYSUPTIME() ((u32)jiffies * (1000 / HZ)) +#ifdef BRCM_FULLMAC +#include <linux/kernel.h> /* for vsn/printf's */ +#include <linux/string.h> /* for mem*, str* */ +#endif +/* bcopy's: Linux kernel doesn't provide these (anymore) */ +#define bcopy(src, dst, len) memcpy((dst), (src), (len)) + +/* register access macros */ +#ifndef IL_BIGENDIAN +#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)), OSL_READ_REG(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 = OSL_READ_REG(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; \ + }, \ + (OSL_WRITE_REG(r, v))); \ + } while (0) +#else /* IL_BIGENDIAN */ +#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; \ + }), \ + OSL_READ_REG(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; \ + }, \ + (OSL_WRITE_REG(r, v))); \ + } while (0) +#endif /* IL_BIGENDIAN */ + +#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 */ @@ -498,19 +617,9 @@ extern struct sk_buff *pktq_mdeq(struct pktq *pq, uint prec_bmp, int *prec_out); extern u16 bcm_qdbm_to_mw(u8 qdbm); extern u8 bcm_mw_to_qdbm(u16 mw); -/* generic datastruct to help dump routines */ - struct fielddesc { - const char *nameandfmt; - u32 offset; - u32 len; - }; - extern void bcm_binit(struct bcmstrbuf *b, char *buf, uint size); extern int bcm_bprintf(struct bcmstrbuf *b, const char *fmt, ...); - typedef u32(*bcmutl_rdreg_rtn) (void *arg0, uint arg1, - u32 offset); - extern uint bcm_mkiovar(char *name, char *data, uint datalen, char *buf, uint len); extern uint bcm_bitcount(u8 *bitmap, uint bytelength); |