diff options
Diffstat (limited to 'ANDROID_3.4.5/include/net/pkt_sched.h')
-rw-r--r-- | ANDROID_3.4.5/include/net/pkt_sched.h | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/ANDROID_3.4.5/include/net/pkt_sched.h b/ANDROID_3.4.5/include/net/pkt_sched.h deleted file mode 100644 index fffdc603..00000000 --- a/ANDROID_3.4.5/include/net/pkt_sched.h +++ /dev/null @@ -1,115 +0,0 @@ -#ifndef __NET_PKT_SCHED_H -#define __NET_PKT_SCHED_H - -#include <linux/jiffies.h> -#include <linux/ktime.h> -#include <net/sch_generic.h> - -struct qdisc_walker { - int stop; - int skip; - int count; - int (*fn)(struct Qdisc *, unsigned long cl, struct qdisc_walker *); -}; - -#define QDISC_ALIGNTO 64 -#define QDISC_ALIGN(len) (((len) + QDISC_ALIGNTO-1) & ~(QDISC_ALIGNTO-1)) - -static inline void *qdisc_priv(struct Qdisc *q) -{ - return (char *) q + QDISC_ALIGN(sizeof(struct Qdisc)); -} - -/* - Timer resolution MUST BE < 10% of min_schedulable_packet_size/bandwidth - - Normal IP packet size ~ 512byte, hence: - - 0.5Kbyte/1Mbyte/sec = 0.5msec, so that we need 50usec timer for - 10Mbit ethernet. - - 10msec resolution -> <50Kbit/sec. - - The result: [34]86 is not good choice for QoS router :-( - - The things are not so bad, because we may use artificial - clock evaluated by integration of network data flow - in the most critical places. - */ - -typedef u64 psched_time_t; -typedef long psched_tdiff_t; - -/* Avoid doing 64 bit divide */ -#define PSCHED_SHIFT 6 -#define PSCHED_TICKS2NS(x) ((s64)(x) << PSCHED_SHIFT) -#define PSCHED_NS2TICKS(x) ((x) >> PSCHED_SHIFT) - -#define PSCHED_TICKS_PER_SEC PSCHED_NS2TICKS(NSEC_PER_SEC) -#define PSCHED_PASTPERFECT 0 - -static inline psched_time_t psched_get_time(void) -{ - return PSCHED_NS2TICKS(ktime_to_ns(ktime_get())); -} - -static inline psched_tdiff_t -psched_tdiff_bounded(psched_time_t tv1, psched_time_t tv2, psched_time_t bound) -{ - return min(tv1 - tv2, bound); -} - -struct qdisc_watchdog { - struct hrtimer timer; - struct Qdisc *qdisc; -}; - -extern void qdisc_watchdog_init(struct qdisc_watchdog *wd, struct Qdisc *qdisc); -extern void qdisc_watchdog_schedule(struct qdisc_watchdog *wd, - psched_time_t expires); -extern void qdisc_watchdog_cancel(struct qdisc_watchdog *wd); - -extern struct Qdisc_ops pfifo_qdisc_ops; -extern struct Qdisc_ops bfifo_qdisc_ops; -extern struct Qdisc_ops pfifo_head_drop_qdisc_ops; - -extern int fifo_set_limit(struct Qdisc *q, unsigned int limit); -extern struct Qdisc *fifo_create_dflt(struct Qdisc *sch, struct Qdisc_ops *ops, - unsigned int limit); - -extern int register_qdisc(struct Qdisc_ops *qops); -extern int unregister_qdisc(struct Qdisc_ops *qops); -extern void qdisc_list_del(struct Qdisc *q); -extern struct Qdisc *qdisc_lookup(struct net_device *dev, u32 handle); -extern struct Qdisc *qdisc_lookup_class(struct net_device *dev, u32 handle); -extern struct qdisc_rate_table *qdisc_get_rtab(struct tc_ratespec *r, - struct nlattr *tab); -extern void qdisc_put_rtab(struct qdisc_rate_table *tab); -extern void qdisc_put_stab(struct qdisc_size_table *tab); -extern void qdisc_warn_nonwc(char *txt, struct Qdisc *qdisc); -extern int sch_direct_xmit(struct sk_buff *skb, struct Qdisc *q, - struct net_device *dev, struct netdev_queue *txq, - spinlock_t *root_lock); - -extern void __qdisc_run(struct Qdisc *q); - -static inline void qdisc_run(struct Qdisc *q) -{ - if (qdisc_run_begin(q)) - __qdisc_run(q); -} - -extern int tc_classify_compat(struct sk_buff *skb, const struct tcf_proto *tp, - struct tcf_result *res); -extern int tc_classify(struct sk_buff *skb, const struct tcf_proto *tp, - struct tcf_result *res); - -/* Calculate maximal size of packet seen by hard_start_xmit - routine of this device. - */ -static inline unsigned psched_mtu(const struct net_device *dev) -{ - return dev->mtu + dev->hard_header_len; -} - -#endif |