upgrade madwifi, finally fix the annoying ap auto channel selection bug, default...
[openwrt/openwrt.git] / package / madwifi / patches / 300-napi_polling.patch
index 0bc05c07b827a74bf35009f4d01f267608d2c391..f1799b4219c4d3f40e367bc4cc051b4c5c1b1ca8 100644 (file)
@@ -1,9 +1,9 @@
-Index: madwifi-ng-r2568-20070710/ath/if_ath.c
+Index: madwifi-dfs-r3246/ath/if_ath.c
 ===================================================================
---- madwifi-ng-r2568-20070710.orig/ath/if_ath.c        2007-07-23 01:48:44.466514171 +0200
-+++ madwifi-ng-r2568-20070710/ath/if_ath.c     2007-07-23 01:48:45.030546315 +0200
-@@ -170,7 +170,7 @@
-       int, u_int64_t);
+--- madwifi-dfs-r3246.orig/ath/if_ath.c        2008-01-25 16:28:31.352327279 +0100
++++ madwifi-dfs-r3246/ath/if_ath.c     2008-01-25 16:30:04.921659489 +0100
+@@ -188,7 +188,7 @@
+       struct sk_buff *, int, int, u_int64_t);
  static void ath_setdefantenna(struct ath_softc *, u_int);
  static struct ath_txq *ath_txq_setup(struct ath_softc *, int, int);
 -static void ath_rx_tasklet(TQUEUE_ARG);
@@ -11,7 +11,7 @@ Index: madwifi-ng-r2568-20070710/ath/if_ath.c
  static int ath_hardstart(struct sk_buff *, struct net_device *);
  static int ath_mgtstart(struct ieee80211com *, struct sk_buff *);
  #ifdef ATH_SUPERG_COMP
-@@ -444,7 +444,6 @@
+@@ -545,7 +545,6 @@
        ATH_TXBUF_LOCK_INIT(sc);
        ATH_RXBUF_LOCK_INIT(sc);
  
@@ -19,26 +19,26 @@ Index: madwifi-ng-r2568-20070710/ath/if_ath.c
        ATH_INIT_TQUEUE(&sc->sc_txtq,     ath_tx_tasklet,       dev);
        ATH_INIT_TQUEUE(&sc->sc_bmisstq,  ath_bmiss_tasklet,    dev);
        ATH_INIT_TQUEUE(&sc->sc_bstucktq, ath_bstuck_tasklet,   dev);
-@@ -691,6 +690,8 @@
+@@ -822,6 +821,8 @@
        dev->set_mac_address = ath_set_mac_address;
-       dev->change_mtu = ath_change_mtu;
-       dev->tx_queue_len = ATH_TXBUF - 1;              /* 1 for mgmt frame */
+       dev->change_mtu = ath_change_mtu;
+       dev->tx_queue_len = ATH_TXBUF - ATH_TXBUF_MGT_RESERVED;
 +      dev->poll = ath_rx_poll;
 +      dev->weight = 64;
  #ifdef USE_HEADERLEN_RESV
        dev->hard_header_len += sizeof(struct ieee80211_qosframe) +
                                sizeof(struct llc) +
-@@ -1667,6 +1668,7 @@
-        */
-       ath_hal_getisr(ah, &status);            /* NB: clears ISR too */
-       DPRINTF(sc, ATH_DEBUG_INTR, "%s: status 0x%x\n", __func__, status);
+@@ -2233,6 +2234,7 @@
+               (status & HAL_INT_GLOBAL)       ? " HAL_INT_GLOBAL"     : ""
+               );
 +      sc->sc_isr = status;
        status &= sc->sc_imask;                 /* discard unasked for bits */
        if (status & HAL_INT_FATAL) {
                sc->sc_stats.ast_hardware++;
-@@ -1702,7 +1704,14 @@
-               if (status & HAL_INT_RX) {
-                       sc->sc_tsf = ath_hal_gettsf64(ah);
+@@ -2284,7 +2286,14 @@
+               }
+               if (status & (HAL_INT_RX | HAL_INT_RXPHY)) {
                        ath_uapsd_processtriggers(sc);
 -                      ATH_SCHEDULE_TQUEUE(&sc->sc_rxtq, &needmark);
 +                      sc->sc_isr &= ~HAL_INT_RX;
@@ -52,7 +52,7 @@ Index: madwifi-ng-r2568-20070710/ath/if_ath.c
                }
                if (status & HAL_INT_TX) {
  #ifdef ATH_SUPERG_DYNTURBO
-@@ -1728,6 +1737,11 @@
+@@ -2310,6 +2319,11 @@
                                }
                        }
  #endif
@@ -64,7 +64,7 @@ Index: madwifi-ng-r2568-20070710/ath/if_ath.c
                        ATH_SCHEDULE_TQUEUE(&sc->sc_txtq, &needmark);
                }
                if (status & HAL_INT_BMISS) {
-@@ -3315,10 +3329,10 @@
+@@ -4017,10 +4031,10 @@
         *
         * XXX Using in_softirq is not right since we might
         * be called from other soft irq contexts than
@@ -77,7 +77,7 @@ Index: madwifi-ng-r2568-20070710/ath/if_ath.c
        netif_stop_queue(dev);
  }
  
-@@ -3331,7 +3345,7 @@
+@@ -4033,7 +4047,7 @@
        DPRINTF(sc, ATH_DEBUG_KEYCACHE, "%s:\n", __func__);
        netif_start_queue(dev);
        if (!in_softirq())              /* NB: see above */
@@ -86,7 +86,7 @@ Index: madwifi-ng-r2568-20070710/ath/if_ath.c
  }
  
  /*
-@@ -5586,13 +5600,12 @@
+@@ -6358,13 +6372,12 @@
        sc->sc_rxotherant = 0;
  }
  
@@ -102,23 +102,19 @@ Index: madwifi-ng-r2568-20070710/ath/if_ath.c
        struct ath_buf *bf;
        struct ath_softc *sc = dev->priv;
        struct ieee80211com *ic = &sc->sc_ic;
-@@ -5605,12 +5618,15 @@
+@@ -6376,8 +6389,11 @@
+       unsigned int len;
        int type;
        u_int phyerr;
-       u_int64_t rs_tsf;
 +      u_int processed = 0, early_stop = 0;
 +      u_int rx_limit = dev->quota;
  
-       /* Let the 802.11 layer know about the new noise floor */
-       sc->sc_channoise = ath_hal_get_channel_noise(ah, &(sc->sc_curchan));
-       ic->ic_channoise = sc->sc_channoise;
        DPRINTF(sc, ATH_DEBUG_RX_PROC, "%s\n", __func__);
 +process_rx_again:
        do {
                bf = STAILQ_FIRST(&sc->sc_rxbuf);
                if (bf == NULL) {               /* XXX ??? can this happen */
-@@ -5634,6 +5650,13 @@
+@@ -6401,6 +6417,13 @@
                        /* NB: never process the self-linked entry at the end */
                        break;
                }
@@ -130,9 +126,9 @@ Index: madwifi-ng-r2568-20070710/ath/if_ath.c
 +              }
 +
                skb = bf->bf_skb;
-               if (skb == NULL) {              /* XXX ??? can this happen */
+               if (skb == NULL) {
                        printk("%s: no skbuff (%s)\n", DEV_NAME(dev), __func__);
-@@ -5672,6 +5695,7 @@
+@@ -6448,6 +6471,7 @@
                                sc->sc_stats.ast_rx_phyerr++;
                                phyerr = rs->rs_phyerr & 0x1f;
                                sc->sc_stats.ast_rx_phy[phyerr]++;
@@ -140,7 +136,7 @@ Index: madwifi-ng-r2568-20070710/ath/if_ath.c
                        }
                        if (rs->rs_status & HAL_RXERR_DECRYPT) {
                                /*
-@@ -5889,9 +5913,33 @@
+@@ -6658,9 +6682,33 @@
                STAILQ_INSERT_TAIL(&sc->sc_rxbuf, bf, bf_list);
                ATH_RXBUF_UNLOCK_IRQ(sc);
        } while (ath_rxbuf_init(sc, bf) == 0);
@@ -174,7 +170,7 @@ Index: madwifi-ng-r2568-20070710/ath/if_ath.c
  #undef PA2DESC
  }
  
-@@ -7514,11 +7562,22 @@
+@@ -8308,11 +8356,22 @@
        struct net_device *dev = (struct net_device *)data;
        struct ath_softc *sc = dev->priv;
  
@@ -197,7 +193,7 @@ Index: madwifi-ng-r2568-20070710/ath/if_ath.c
        netif_wake_queue(dev);
  
        if (sc->sc_softled)
-@@ -7535,6 +7594,7 @@
+@@ -8329,6 +8388,7 @@
        struct net_device *dev = (struct net_device *)data;
        struct ath_softc *sc = dev->priv;
  
@@ -205,7 +201,7 @@ Index: madwifi-ng-r2568-20070710/ath/if_ath.c
        /*
         * Process each active queue.
         */
-@@ -7555,6 +7615,16 @@
+@@ -8349,6 +8409,16 @@
        if (sc->sc_uapsdq && txqactive(sc->sc_ah, sc->sc_uapsdq->axq_qnum))
                ath_tx_processq(sc, sc->sc_uapsdq);
  
@@ -222,17 +218,14 @@ Index: madwifi-ng-r2568-20070710/ath/if_ath.c
        netif_wake_queue(dev);
  
        if (sc->sc_softled)
-@@ -7572,6 +7642,7 @@
-       unsigned int i;
+@@ -8367,10 +8437,21 @@
  
-       /* Process each active queue. */
+       /* Process each active queue. This includes sc_cabq, sc_xrtq and
+        * sc_uapsdq */
 +process_tx_again:
        for (i = 0; i < HAL_NUM_TX_QUEUES; i++)
                if (ATH_TXQ_SETUP(sc, i) && txqactive(sc->sc_ah, i))
                        ath_tx_processq(sc, &sc->sc_txq[i]);
-@@ -7580,6 +7651,16 @@
-               ath_tx_processq(sc, sc->sc_xrtxq);
- #endif
  
 +      ATH_DISABLE_INTR();
 +      if (sc->sc_isr & HAL_INT_TX) {
@@ -247,7 +240,7 @@ Index: madwifi-ng-r2568-20070710/ath/if_ath.c
        netif_wake_queue(dev);
  
        if (sc->sc_softled)
-@@ -7678,6 +7759,7 @@
+@@ -8445,6 +8526,7 @@
  ath_draintxq(struct ath_softc *sc)
  {
        struct ath_hal *ah = sc->sc_ah;
@@ -255,7 +248,7 @@ Index: madwifi-ng-r2568-20070710/ath/if_ath.c
        unsigned int i;
  
        /* XXX return value */
-@@ -9186,9 +9268,9 @@
+@@ -10310,9 +10392,9 @@
        dev->mtu = mtu;
        if ((dev->flags & IFF_RUNNING) && !sc->sc_invalid) {
                /* NB: the rx buffers may need to be reallocated */
@@ -267,13 +260,13 @@ Index: madwifi-ng-r2568-20070710/ath/if_ath.c
        }
        ATH_UNLOCK(sc);
  
-Index: madwifi-ng-r2568-20070710/ath/if_athvar.h
+Index: madwifi-dfs-r3246/ath/if_athvar.h
 ===================================================================
---- madwifi-ng-r2568-20070710.orig/ath/if_athvar.h     2007-07-23 01:48:43.126437804 +0200
-+++ madwifi-ng-r2568-20070710/ath/if_athvar.h  2007-07-23 01:48:45.030546315 +0200
-@@ -49,6 +49,10 @@
- #include "net80211/ieee80211.h"               /* XXX for WME_NUM_AC */
+--- madwifi-dfs-r3246.orig/ath/if_athvar.h     2008-01-25 16:28:31.304324541 +0100
++++ madwifi-dfs-r3246/ath/if_athvar.h  2008-01-25 16:28:36.740634339 +0100
+@@ -50,6 +50,10 @@
  #include <asm/io.h>
+ #include <linux/list.h>
  
 +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0)
 +#define irqs_disabled()                       0
@@ -282,7 +275,7 @@ Index: madwifi-ng-r2568-20070710/ath/if_athvar.h
  /*
   * Deduce if tasklets are available.  If not then
   * fall back to using the immediate work queue.
-@@ -635,7 +639,6 @@
+@@ -728,7 +732,6 @@
        struct ath_buf *sc_rxbufcur;            /* current rx buffer */
        u_int32_t *sc_rxlink;                   /* link ptr in last RX desc */
        spinlock_t sc_rxbuflock;
@@ -290,7 +283,7 @@ Index: madwifi-ng-r2568-20070710/ath/if_athvar.h
        struct ATH_TQ_STRUCT sc_rxorntq;        /* rxorn intr tasklet */
        u_int8_t sc_defant;                     /* current default antenna */
        u_int8_t sc_rxotherant;                 /* RXs on non-default antenna */
-@@ -648,6 +651,7 @@
+@@ -741,6 +744,7 @@
        u_int sc_txintrperiod;                  /* tx interrupt batching */
        struct ath_txq sc_txq[HAL_NUM_TX_QUEUES];
        struct ath_txq *sc_ac2q[WME_NUM_AC];    /* WME AC -> h/w qnum */
@@ -298,28 +291,128 @@ Index: madwifi-ng-r2568-20070710/ath/if_athvar.h
        struct ATH_TQ_STRUCT sc_txtq;           /* tx intr tasklet */
        u_int8_t sc_grppoll_str[GRPPOLL_RATE_STR_LEN];
        struct ath_descdma sc_bdma;             /* beacon descriptors */
-@@ -720,6 +724,8 @@
- #define       ATH_TXBUF_LOCK_ASSERT(_sc) \
-       KASSERT(spin_is_locked(&(_sc)->sc_txbuflock), ("txbuf not locked!"))
+@@ -854,6 +858,8 @@
+ #define       ATH_TXBUF_LOCK_CHECK(_sc)
+ #endif
  
 +#define ATH_DISABLE_INTR              local_irq_disable
 +#define ATH_ENABLE_INTR               local_irq_enable
  
  #define       ATH_RXBUF_LOCK_INIT(_sc)        spin_lock_init(&(_sc)->sc_rxbuflock)
  #define       ATH_RXBUF_LOCK_DESTROY(_sc)
-Index: madwifi-ng-r2568-20070710/net80211/ieee80211_input.c
+Index: madwifi-dfs-r3246/net80211/ieee80211_input.c
 ===================================================================
---- madwifi-ng-r2568-20070710.orig/net80211/ieee80211_input.c  2007-07-23 01:48:44.214499810 +0200
-+++ madwifi-ng-r2568-20070710/net80211/ieee80211_input.c       2007-07-23 01:48:45.030546315 +0200
-@@ -1128,8 +1128,9 @@
-               if (ni->ni_vlan != 0 && vap->iv_vlgrp != NULL) {
+--- madwifi-dfs-r3246.orig/net80211/ieee80211_input.c  2008-01-25 16:27:28.000000000 +0100
++++ madwifi-dfs-r3246/net80211/ieee80211_input.c       2008-01-25 16:32:53.171247487 +0100
+@@ -1196,7 +1196,7 @@
                        /* attach vlan tag */
-                       vlan_hwaccel_receive_skb(skb, vap->iv_vlgrp, ni->ni_vlan);
--              } else
--                      netif_rx(skb);
-+              } else {
-+                      netif_receive_skb(skb);
-+              }
-               dev->last_rx = jiffies;
-       }
+                       struct ieee80211_node *ni_tmp = SKB_CB(skb)->ni;
+                       if (vlan_hwaccel_receive_skb(skb, vap->iv_vlgrp, ni->ni_vlan) == NET_RX_DROP) {
+-                              /* If netif_rx dropped the packet because 
++                              /* If netif_receive_skb dropped the packet because
+                                * device was too busy */
+                               if (ni_tmp != NULL) {
+                                       /* node reference was leaked */
+@@ -1207,8 +1207,8 @@
+                       skb = NULL; /* SKB is no longer ours */
+               } else {
+                       struct ieee80211_node *ni_tmp = SKB_CB(skb)->ni;
+-                      if (netif_rx(skb) == NET_RX_DROP) {
+-                              /* If netif_rx dropped the packet because 
++                      if (netif_receive_skb(skb) == NET_RX_DROP) {
++                              /* If netif_receive_skb dropped the packet because
+                                * device was too busy */
+                               if (ni_tmp != NULL) {
+                                       /* node reference was leaked */
+@@ -2313,8 +2313,8 @@
+               skb1->protocol = __constant_htons(0x0019);  /* ETH_P_80211_RAW */
+               ni_tmp = SKB_CB(skb1)->ni;
+-              if (netif_rx(skb1) == NET_RX_DROP) {
+-                      /* If netif_rx dropped the packet because 
++              if (netif_receive_skb(skb1) == NET_RX_DROP) {
++                      /* If netif_receive_skb dropped the packet because
+                        * device was too busy */
+                       if (ni_tmp != NULL) {
+                               /* node reference was leaked */
+Index: madwifi-dfs-r3246/net80211/ieee80211_monitor.c
+===================================================================
+--- madwifi-dfs-r3246.orig/net80211/ieee80211_monitor.c        2008-01-25 16:27:28.000000000 +0100
++++ madwifi-dfs-r3246/net80211/ieee80211_monitor.c     2008-01-25 16:32:05.436527235 +0100
+@@ -586,8 +586,8 @@
+                       skb1->protocol = 
+                               __constant_htons(0x0019); /* ETH_P_80211_RAW */
+-                      if (netif_rx(skb1) == NET_RX_DROP) {
+-                              /* If netif_rx dropped the packet because 
++                      if (netif_receive_skb(skb1) == NET_RX_DROP) {
++                              /* If netif_receive_skb dropped the packet because
+                                * device was too busy, reclaim the ref. in 
+                                * the skb. */
+                               if (SKB_CB(skb1)->ni != NULL)
+Index: madwifi-dfs-r3246/net80211/ieee80211_skb.c
+===================================================================
+--- madwifi-dfs-r3246.orig/net80211/ieee80211_skb.c    2008-01-25 16:31:47.167486151 +0100
++++ madwifi-dfs-r3246/net80211/ieee80211_skb.c 2008-01-25 16:31:55.695972162 +0100
+@@ -73,7 +73,7 @@
+ #undef dev_queue_xmit
+ #undef kfree_skb
+ #undef kfree_skb_fast
+-#undef netif_rx
++#undef netif_receive_skb
+ #undef pskb_copy
+ #undef skb_clone
+ #undef skb_copy
+@@ -627,8 +627,8 @@
+               grp, vlan_tag);
+ }
+-int netif_rx_debug(struct sk_buff *skb, const char* func, int line) {
+-      return netif_rx(untrack_skb(skb, 0, func, line, __func__, __LINE__));
++int netif_receive_skb_debug(struct sk_buff *skb, const char* func, int line) {
++      return netif_receive_skb(untrack_skb(skb, 0, func, line, __func__, __LINE__));
  }
+ struct sk_buff * alloc_skb_debug(unsigned int length, gfp_t gfp_mask,
+@@ -749,7 +749,7 @@
+ }
+ EXPORT_SYMBOL(vlan_hwaccel_receive_skb_debug);
+-EXPORT_SYMBOL(netif_rx_debug);
++EXPORT_SYMBOL(netif_receive_skb_debug);
+ EXPORT_SYMBOL(alloc_skb_debug);
+ EXPORT_SYMBOL(dev_alloc_skb_debug);
+ EXPORT_SYMBOL(skb_clone_debug);
+Index: madwifi-dfs-r3246/net80211/ieee80211_skb.h
+===================================================================
+--- madwifi-dfs-r3246.orig/net80211/ieee80211_skb.h    2008-01-25 16:31:20.845986170 +0100
++++ madwifi-dfs-r3246/net80211/ieee80211_skb.h 2008-01-25 16:31:36.982905763 +0100
+@@ -116,7 +116,7 @@
+ int  vlan_hwaccel_receive_skb_debug(struct sk_buff *skb, 
+                                   struct vlan_group *grp, unsigned short vlan_tag, 
+                                   const char* func, int line);
+-int netif_rx_debug(struct sk_buff *skb, const char* func, int line);
++int netif_receive_skb_debug(struct sk_buff *skb, const char* func, int line);
+ struct sk_buff * alloc_skb_debug(unsigned int length, gfp_t gfp_mask,
+                                const char *func, int line);
+ struct sk_buff * dev_alloc_skb_debug(unsigned int length,
+@@ -151,7 +151,7 @@
+ #undef dev_queue_xmit
+ #undef kfree_skb
+ #undef kfree_skb_fast
+-#undef netif_rx
++#undef netif_receive_skb
+ #undef pskb_copy
+ #undef skb_clone
+ #undef skb_copy
+@@ -168,8 +168,8 @@
+       skb_copy_expand_debug(_skb, _newheadroom, _newtailroom, _gfp_mask, __func__, __LINE__)
+ #define vlan_hwaccel_receive_skb(_skb, _grp, _tag) \
+       vlan_hwaccel_receive_skb_debug(_skb, _grp, _tag, __func__, __LINE__)
+-#define netif_rx(_skb) \
+-      netif_rx_debug(_skb, __func__, __LINE__)
++#define netif_receive_skb(_skb) \
++      netif_receive_skb_debug(_skb, __func__, __LINE__)
+ #define       alloc_skb(_length, _gfp_mask) \
+       alloc_skb_debug(_length, _gfp_mask, __func__, __LINE__)
+ #define       dev_alloc_skb(_length) \