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Diffstat (limited to 'package/broadcom-wl/src/driver/pktq.h')
| -rw-r--r-- | package/broadcom-wl/src/driver/pktq.h | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/package/broadcom-wl/src/driver/pktq.h b/package/broadcom-wl/src/driver/pktq.h deleted file mode 100644 index 7fe21815e8..0000000000 --- a/package/broadcom-wl/src/driver/pktq.h +++ /dev/null @@ -1,97 +0,0 @@ -/* - * Misc useful os-independent macros and functions. - * - * Copyright 2006, Broadcom Corporation - * All Rights Reserved. - * - * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY - * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM - * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS - * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. - * $Id: bcmutils.h,v 1.1.1.16 2006/04/08 06:13:39 honor Exp $ - */ - -#ifndef _pktq_h_ -#define _pktq_h_ -#include <osl.h> - -/* osl multi-precedence packet queue */ - -#define PKTQ_LEN_DEFAULT 128 /* Max 128 packets */ -#define PKTQ_MAX_PREC 16 /* Maximum precedence levels */ - -struct pktq { - struct pktq_prec { - void *head; /* first packet to dequeue */ - void *tail; /* last packet to dequeue */ - uint16 len; /* number of queued packets */ - uint16 max; /* maximum number of queued packets */ - } q[PKTQ_MAX_PREC]; - uint16 num_prec; /* number of precedences in use */ - uint16 hi_prec; /* rapid dequeue hint (>= highest non-empty prec) */ - uint16 max; /* total max packets */ - uint16 len; /* total number of packets */ -}; - -#define PKTQ_PREC_ITER(pq, prec) for (prec = (pq)->num_prec - 1; prec >= 0; prec--) - -/* forward definition of ether_addr structure used by some function prototypes */ - -struct ether_addr; - -/* operations on a specific precedence in packet queue */ - -#define pktq_psetmax(pq, prec, _max) ((pq)->q[prec].max = (_max)) -#define pktq_plen(pq, prec) ((pq)->q[prec].len) -#define pktq_pavail(pq, prec) ((pq)->q[prec].max - (pq)->q[prec].len) -#define pktq_pfull(pq, prec) ((pq)->q[prec].len >= (pq)->q[prec].max) -#define pktq_pempty(pq, prec) ((pq)->q[prec].len == 0) - -#define pktq_ppeek(pq, prec) ((pq)->q[prec].head) -#define pktq_ppeek_tail(pq, prec) ((pq)->q[prec].tail) - -extern void *pktq_penq(struct pktq *pq, int prec, void *p); -extern void *pktq_penq_head(struct pktq *pq, int prec, void *p); -extern void *pktq_pdeq(struct pktq *pq, int prec); -extern void *pktq_pdeq_tail(struct pktq *pq, int prec); -/* Empty the queue at particular precedence level */ -extern void pktq_pflush(osl_t *osh, struct pktq *pq, int prec, bool dir); -/* Remove a specified packet from its queue */ -extern bool pktq_pdel(struct pktq *pq, void *p, int prec); - -/* operations on a set of precedences in packet queue */ - -extern int pktq_mlen(struct pktq *pq, uint prec_bmp); -extern void *pktq_mdeq(struct pktq *pq, uint prec_bmp, int *prec_out); - -/* operations on packet queue as a whole */ - -#define pktq_len(pq) ((int)(pq)->len) -#define pktq_max(pq) ((int)(pq)->max) -#define pktq_avail(pq) ((int)((pq)->max - (pq)->len)) -#define pktq_full(pq) ((pq)->len >= (pq)->max) -#define pktq_empty(pq) ((pq)->len == 0) - -/* operations for single precedence queues */ -#define pktenq(pq, p) pktq_penq((pq), 0, (p)) -#define pktenq_head(pq, p) pktq_penq_head((pq), 0, (p)) -#define pktdeq(pq) pktq_pdeq((pq), 0) -#define pktdeq_tail(pq) pktq_pdeq_tail((pq), 0) - -extern void pktq_init(struct pktq *pq, int num_prec, int max_len); -/* prec_out may be NULL if caller is not interested in return value */ -extern void *pktq_deq(struct pktq *pq, int *prec_out); -extern void *pktq_deq_tail(struct pktq *pq, int *prec_out); -extern void *pktq_peek(struct pktq *pq, int *prec_out); -extern void *pktq_peek_tail(struct pktq *pq, int *prec_out); -extern void pktq_flush(osl_t *osh, struct pktq *pq, bool dir); /* Empty the entire queue */ - -/* externs */ -/* packet */ -extern uint pktcopy(osl_t *osh, void *p, uint offset, int len, uchar *buf); -extern uint pkttotlen(osl_t *osh, void *p); -extern void *pktlast(osl_t *osh, void *p); - -extern void pktsetprio(void *pkt, bool update_vtag); - -#endif /* _pktq_h_ */ |