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freebsd_network: Remove unneeded functions from if_var.h.

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FreeBSD puts these in ifq.h (which we do not have), and no driver we
have actually uses them.

We can re-add the newer versions of them if we ever import a driver
which does.
This commit is contained in:
Augustin Cavalier 2022-09-30 14:02:30 -04:00
parent a4f09ce9d0
commit 86615b82db
1 changed files with 0 additions and 162 deletions
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162
src/libs/compat/freebsd_network/compat/net/if_var.h
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@ -84,7 +84,6 @@ struct route;
#include <sys/lock.h> /* XXX */
#include <sys/mutex.h> /* XXX */
#include <sys/event.h> /* XXX */
#include <sys/buf_ring.h>
#include <sys/_task.h>
#define IF_DUNIT_NONE -1
@ -858,167 +857,6 @@ int ether_poll_register(poll_handler_t *h, struct ifnet *ifp);
int ether_poll_deregister(struct ifnet *ifp);
#endif /* DEVICE_POLLING */
static __inline int
drbr_enqueue(struct ifnet *ifp, struct buf_ring *br, struct mbuf *m)
{
int error = 0;
#ifdef ALTQ
if (ALTQ_IS_ENABLED(&ifp->if_snd)) {
IFQ_ENQUEUE(&ifp->if_snd, m, error);
if (error)
if_inc_counter((ifp), IFCOUNTER_OQDROPS, 1);
return (error);
}
#endif
error = buf_ring_enqueue(br, m);
if (error)
m_freem(m);
return (error);
}
static __inline void
drbr_putback(struct ifnet *ifp, struct buf_ring *br, struct mbuf *_new)
{
/*
* The top of the list needs to be swapped
* for this one.
*/
#ifdef ALTQ
if (ifp != NULL && ALTQ_IS_ENABLED(&ifp->if_snd)) {
/*
* Peek in altq case dequeued it
* so put it back.
*/
IFQ_DRV_PREPEND(&ifp->if_snd, _new);
return;
}
#endif
buf_ring_putback_sc(br, _new);
}
static __inline struct mbuf *
drbr_peek(struct ifnet *ifp, struct buf_ring *br)
{
#ifdef ALTQ
struct mbuf *m;
if (ifp != NULL && ALTQ_IS_ENABLED(&ifp->if_snd)) {
/*
* Pull it off like a dequeue
* since drbr_advance() does nothing
* for altq and drbr_putback() will
* use the old prepend function.
*/
IFQ_DEQUEUE(&ifp->if_snd, m);
return (m);
}
#endif
return (struct mbuf*)buf_ring_peek_clear_sc(br);
}
static __inline void
drbr_flush(struct ifnet *ifp, struct buf_ring *br)
{
struct mbuf *m;
#ifdef ALTQ
if (ifp != NULL && ALTQ_IS_ENABLED(&ifp->if_snd))
IFQ_PURGE(&ifp->if_snd);
#endif
while ((m = (struct mbuf*)buf_ring_dequeue_sc(br)) != NULL)
m_freem(m);
}
static __inline void
drbr_free(struct buf_ring *br, struct malloc_type *type)
{
drbr_flush(NULL, br);
buf_ring_free(br, type);
}
static __inline struct mbuf *
drbr_dequeue(struct ifnet *ifp, struct buf_ring *br)
{
#ifdef ALTQ
struct mbuf *m;
if (ifp != NULL && ALTQ_IS_ENABLED(&ifp->if_snd)) {
IFQ_DEQUEUE(&ifp->if_snd, m);
return (m);
}
#endif
return (struct mbuf*)buf_ring_dequeue_sc(br);
}
static __inline void
drbr_advance(struct ifnet *ifp, struct buf_ring *br)
{
#ifdef ALTQ
/* Nothing to do here since peek dequeues in altq case */
if (ifp != NULL && ALTQ_IS_ENABLED(&ifp->if_snd))
return;
#endif
return (buf_ring_advance_sc(br));
}
static __inline struct mbuf *
drbr_dequeue_cond(struct ifnet *ifp, struct buf_ring *br,
int (*func) (struct mbuf *, void *), void *arg)
{
struct mbuf *m;
#ifdef ALTQ
if (ALTQ_IS_ENABLED(&ifp->if_snd)) {
IFQ_LOCK(&ifp->if_snd);
IFQ_POLL_NOLOCK(&ifp->if_snd, m);
if (m != NULL && func(m, arg) == 0) {
IFQ_UNLOCK(&ifp->if_snd);
return (NULL);
}
IFQ_DEQUEUE_NOLOCK(&ifp->if_snd, m);
IFQ_UNLOCK(&ifp->if_snd);
return (m);
}
#endif
m = (struct mbuf*)buf_ring_peek(br);
if (m == NULL || func(m, arg) == 0)
return (NULL);
return (struct mbuf*)buf_ring_dequeue_sc(br);
}
static __inline int
drbr_empty(struct ifnet *ifp, struct buf_ring *br)
{
#ifdef ALTQ
if (ALTQ_IS_ENABLED(&ifp->if_snd))
return (IFQ_IS_EMPTY(&ifp->if_snd));
#endif
return (buf_ring_empty(br));
}
static __inline int
drbr_needs_enqueue(struct ifnet *ifp, struct buf_ring *br)
{
#ifdef ALTQ
if (ALTQ_IS_ENABLED(&ifp->if_snd))
return (1);
#endif
return (!buf_ring_empty(br));
}
static __inline int
drbr_inuse(struct ifnet *ifp, struct buf_ring *br)
{
#ifdef ALTQ
if (ALTQ_IS_ENABLED(&ifp->if_snd))
return (ifp->if_snd.ifq_len);
#endif
return (buf_ring_count(br));
}
#endif /* _KERNEL */
#endif /* _FBSD_COMPAT_NET_IF_VAR_H_ */