X-Git-Url: http://git.openwrt.org/?p=openwrt%2Fopenwrt.git;a=blobdiff_plain;f=package%2Fmadwifi%2Fpatches%2F300-napi_polling.patch;h=f1799b4219c4d3f40e367bc4cc051b4c5c1b1ca8;hp=7990ed7092ebf36d2dd0a1a16c0232a8dd5ae3c4;hb=1fb5433154f637fce9803dd0ff603580c8c69af1;hpb=91142205534e135a29ceb3992708bf2ca3219021

diff --git a/package/madwifi/patches/300-napi_polling.patch b/package/madwifi/patches/300-napi_polling.patch
index 7990ed7092..f1799b4219 100644
--- a/package/madwifi/patches/300-napi_polling.patch
+++ b/package/madwifi/patches/300-napi_polling.patch
@@ -1,9 +1,9 @@
-Index: madwifi-ng-r2420-20070602/ath/if_ath.c
+Index: madwifi-dfs-r3246/ath/if_ath.c
 ===================================================================
---- madwifi-ng-r2420-20070602.orig/ath/if_ath.c	2007-06-04 13:21:58.130139544 +0200
-+++ madwifi-ng-r2420-20070602/ath/if_ath.c	2007-06-04 13:21:58.427094400 +0200
-@@ -167,7 +167,7 @@
- 	int, u_int32_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-r2420-20070602/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
-@@ -442,7 +442,6 @@
+@@ -545,7 +545,6 @@
  	ATH_TXBUF_LOCK_INIT(sc);
  	ATH_RXBUF_LOCK_INIT(sc);
  
@@ -19,38 +19,40 @@ Index: madwifi-ng-r2420-20070602/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);
-@@ -699,6 +698,8 @@
+@@ -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) +
-@@ -1664,6 +1665,7 @@
- 	 */
- 	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++;
-@@ -1699,7 +1701,12 @@
- 		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;
 +			if (netif_rx_schedule_prep(dev)) {
++#ifndef ATH_PRECISE_TSF
 +				sc->sc_imask &= ~HAL_INT_RX;
 +				ath_hal_intrset(ah, sc->sc_imask);
++#endif
 +				__netif_rx_schedule(dev);
 +			}
  		}
  		if (status & HAL_INT_TX) {
  #ifdef ATH_SUPERG_DYNTURBO
-@@ -1725,6 +1732,11 @@
+@@ -2310,6 +2319,11 @@
  				}
  			}
  #endif
@@ -62,7 +64,7 @@ Index: madwifi-ng-r2420-20070602/ath/if_ath.c
  			ATH_SCHEDULE_TQUEUE(&sc->sc_txtq, &needmark);
  		}
  		if (status & HAL_INT_BMISS) {
-@@ -3295,10 +3307,10 @@
+@@ -4017,10 +4031,10 @@
  	 *
  	 * XXX Using in_softirq is not right since we might
  	 * be called from other soft irq contexts than
@@ -75,7 +77,7 @@ Index: madwifi-ng-r2420-20070602/ath/if_ath.c
  	netif_stop_queue(dev);
  }
  
-@@ -3311,7 +3323,7 @@
+@@ -4033,7 +4047,7 @@
  	DPRINTF(sc, ATH_DEBUG_KEYCACHE, "%s:\n", __func__);
  	netif_start_queue(dev);
  	if (!in_softirq())		/* NB: see above */
@@ -84,7 +86,7 @@ Index: madwifi-ng-r2420-20070602/ath/if_ath.c
  }
  
  /*
-@@ -5569,13 +5581,12 @@
+@@ -6358,13 +6372,12 @@
  	sc->sc_rxotherant = 0;
  }
  
@@ -100,23 +102,19 @@ Index: madwifi-ng-r2420-20070602/ath/if_ath.c
  	struct ath_buf *bf;
  	struct ath_softc *sc = dev->priv;
  	struct ieee80211com *ic = &sc->sc_ic;
-@@ -5587,12 +5598,15 @@
+@@ -6376,8 +6389,11 @@
  	unsigned int len;
  	int type;
  	u_int phyerr;
 +	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 */
-@@ -5616,6 +5630,13 @@
+@@ -6401,6 +6417,13 @@
  			/* NB: never process the self-linked entry at the end */
  			break;
  		}
@@ -128,9 +126,9 @@ Index: madwifi-ng-r2420-20070602/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__);
-@@ -5654,6 +5675,7 @@
+@@ -6448,6 +6471,7 @@
  				sc->sc_stats.ast_rx_phyerr++;
  				phyerr = rs->rs_phyerr & 0x1f;
  				sc->sc_stats.ast_rx_phy[phyerr]++;
@@ -138,7 +136,7 @@ Index: madwifi-ng-r2420-20070602/ath/if_ath.c
  			}
  			if (rs->rs_status & HAL_RXERR_DECRYPT) {
  				/*
-@@ -5865,9 +5887,29 @@
+@@ -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);
@@ -146,6 +144,7 @@ Index: madwifi-ng-r2420-20070602/ath/if_ath.c
 +		/* Check if more data is received while we were
 +		 * processing the descriptor chain.
 +		 */
++#ifndef ATH_PRECISE_TSF
 +		ATH_DISABLE_INTR();
 +		if (sc->sc_isr & HAL_INT_RX) {
 +			sc->sc_isr &= ~HAL_INT_RX;
@@ -153,11 +152,14 @@ Index: madwifi-ng-r2420-20070602/ath/if_ath.c
 +			ath_uapsd_processtriggers(sc);
 +			goto process_rx_again;
 +		}
++#endif
 +		netif_rx_complete(dev);
 +
++#ifndef ATH_PRECISE_TSF
 +		sc->sc_imask |= HAL_INT_RX;
 +		ath_hal_intrset(ah, sc->sc_imask);
 +		ATH_ENABLE_INTR();
++#endif
 +	}
 +
 +	*budget -= processed;
@@ -168,7 +170,7 @@ Index: madwifi-ng-r2420-20070602/ath/if_ath.c
  #undef PA2DESC
  }
  
-@@ -7484,11 +7526,22 @@
+@@ -8308,11 +8356,22 @@
  	struct net_device *dev = (struct net_device *)data;
  	struct ath_softc *sc = dev->priv;
  
@@ -191,7 +193,7 @@ Index: madwifi-ng-r2420-20070602/ath/if_ath.c
  	netif_wake_queue(dev);
  
  	if (sc->sc_softled)
-@@ -7505,6 +7558,7 @@
+@@ -8329,6 +8388,7 @@
  	struct net_device *dev = (struct net_device *)data;
  	struct ath_softc *sc = dev->priv;
  
@@ -199,7 +201,7 @@ Index: madwifi-ng-r2420-20070602/ath/if_ath.c
  	/*
  	 * Process each active queue.
  	 */
-@@ -7525,6 +7579,16 @@
+@@ -8349,6 +8409,16 @@
  	if (sc->sc_uapsdq && txqactive(sc->sc_ah, sc->sc_uapsdq->axq_qnum))
  		ath_tx_processq(sc, sc->sc_uapsdq);
  
@@ -216,17 +218,14 @@ Index: madwifi-ng-r2420-20070602/ath/if_ath.c
  	netif_wake_queue(dev);
  
  	if (sc->sc_softled)
-@@ -7542,6 +7606,7 @@
- 	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]);
-@@ -7550,6 +7615,16 @@
- 		ath_tx_processq(sc, sc->sc_xrtxq);
- #endif
  
 +	ATH_DISABLE_INTR();
 +	if (sc->sc_isr & HAL_INT_TX) {
@@ -241,7 +240,7 @@ Index: madwifi-ng-r2420-20070602/ath/if_ath.c
  	netif_wake_queue(dev);
  
  	if (sc->sc_softled)
-@@ -7648,6 +7723,7 @@
+@@ -8445,6 +8526,7 @@
  ath_draintxq(struct ath_softc *sc)
  {
  	struct ath_hal *ah = sc->sc_ah;
@@ -249,7 +248,7 @@ Index: madwifi-ng-r2420-20070602/ath/if_ath.c
  	unsigned int i;
  
  	/* XXX return value */
-@@ -9167,9 +9243,9 @@
+@@ -10310,9 +10392,9 @@
  	dev->mtu = mtu;
  	if ((dev->flags & IFF_RUNNING) && !sc->sc_invalid) {
  		/* NB: the rx buffers may need to be reallocated */
@@ -261,13 +260,13 @@ Index: madwifi-ng-r2420-20070602/ath/if_ath.c
  	}
  	ATH_UNLOCK(sc);
  
-Index: madwifi-ng-r2420-20070602/ath/if_athvar.h
+Index: madwifi-dfs-r3246/ath/if_athvar.h
 ===================================================================
---- madwifi-ng-r2420-20070602.orig/ath/if_athvar.h	2007-06-04 13:21:57.500235304 +0200
-+++ madwifi-ng-r2420-20070602/ath/if_athvar.h	2007-06-04 13:21:58.428094248 +0200
-@@ -48,6 +48,10 @@
- #include "if_athioctl.h"
- #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
@@ -276,15 +275,15 @@ Index: madwifi-ng-r2420-20070602/ath/if_athvar.h
  /*
   * Deduce if tasklets are available.  If not then
   * fall back to using the immediate work queue.
-@@ -621,7 +625,6 @@
+@@ -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;
 -	struct ATH_TQ_STRUCT sc_rxtq;		/* rx intr tasklet */
  	struct ATH_TQ_STRUCT sc_rxorntq;	/* rxorn intr tasklet */
  	u_int8_t sc_defant;			/* current default antenna */
- 	u_int8_t sc_rxotherant;			/* rx's on non-default antenna*/
-@@ -634,6 +637,7 @@
+ 	u_int8_t sc_rxotherant;			/* RXs on non-default antenna */
+@@ -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 */
@@ -292,28 +291,128 @@ Index: madwifi-ng-r2420-20070602/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 */
-@@ -714,6 +718,8 @@
- #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-r2420-20070602/net80211/ieee80211_input.c
+Index: madwifi-dfs-r3246/net80211/ieee80211_input.c
 ===================================================================
---- madwifi-ng-r2420-20070602.orig/net80211/ieee80211_input.c	2007-06-04 13:21:57.502235000 +0200
-+++ madwifi-ng-r2420-20070602/net80211/ieee80211_input.c	2007-06-04 13:21:58.461089232 +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) \