diff options
Diffstat (limited to 'drivers/net/wireless/ath9k')
| -rw-r--r-- | drivers/net/wireless/ath9k/Kconfig | 11 | ||||
| -rw-r--r-- | drivers/net/wireless/ath9k/Makefile | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/ath9k/ani.c | 46 | ||||
| -rw-r--r-- | drivers/net/wireless/ath9k/ath9k.h | 11 | ||||
| -rw-r--r-- | drivers/net/wireless/ath9k/beacon.c | 118 | ||||
| -rw-r--r-- | drivers/net/wireless/ath9k/calib.c | 69 | ||||
| -rw-r--r-- | drivers/net/wireless/ath9k/core.h | 206 | ||||
| -rw-r--r-- | drivers/net/wireless/ath9k/debug.c | 160 | ||||
| -rw-r--r-- | drivers/net/wireless/ath9k/eeprom.c | 16 | ||||
| -rw-r--r-- | drivers/net/wireless/ath9k/hw.c | 218 | ||||
| -rw-r--r-- | drivers/net/wireless/ath9k/mac.c | 138 | ||||
| -rw-r--r-- | drivers/net/wireless/ath9k/main.c | 342 | ||||
| -rw-r--r-- | drivers/net/wireless/ath9k/phy.c | 14 | ||||
| -rw-r--r-- | drivers/net/wireless/ath9k/rc.c | 58 | ||||
| -rw-r--r-- | drivers/net/wireless/ath9k/recv.c | 47 | ||||
| -rw-r--r-- | drivers/net/wireless/ath9k/regd.c | 85 | ||||
| -rw-r--r-- | drivers/net/wireless/ath9k/regd.h | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/ath9k/xmit.c | 123 |
18 files changed, 865 insertions, 801 deletions
diff --git a/drivers/net/wireless/ath9k/Kconfig b/drivers/net/wireless/ath9k/Kconfig index 80a69243041..c43bd321f97 100644 --- a/drivers/net/wireless/ath9k/Kconfig +++ b/drivers/net/wireless/ath9k/Kconfig @@ -9,3 +9,14 @@ config ATH9K Atheros IEEE 802.11n AR5008 and AR9001 family of chipsets. If you choose to build a module, it'll be called ath9k. + +config ATH9K_DEBUG + bool "Atheros ath9k debugging" + depends on ATH9K + ---help--- + Say Y, if you need ath9k to display debug messages. + Pass the debug mask as a module parameter: + + modprobe ath9k debug=0x00002000 + + Look in ath9k/core.h for possible debug masks diff --git a/drivers/net/wireless/ath9k/Makefile b/drivers/net/wireless/ath9k/Makefile index c741e8d3474..1209d14613a 100644 --- a/drivers/net/wireless/ath9k/Makefile +++ b/drivers/net/wireless/ath9k/Makefile @@ -11,4 +11,6 @@ ath9k-y += hw.o \ xmit.o \ rc.o +ath9k-$(CONFIG_ATH9K_DEBUG) += debug.o + obj-$(CONFIG_ATH9K) += ath9k.o diff --git a/drivers/net/wireless/ath9k/ani.c b/drivers/net/wireless/ath9k/ani.c index ada12e9aa7f..251e2d9a7a4 100644 --- a/drivers/net/wireless/ath9k/ani.c +++ b/drivers/net/wireless/ath9k/ani.c @@ -53,8 +53,8 @@ static bool ath9k_hw_ani_control(struct ath_hal *ah, if (level >= ARRAY_SIZE(ahp->ah_totalSizeDesired)) { DPRINTF(ah->ah_sc, ATH_DBG_ANI, - "%s: level out of range (%u > %u)\n", - __func__, level, + "level out of range (%u > %u)\n", + level, (unsigned)ARRAY_SIZE(ahp->ah_totalSizeDesired)); return false; } @@ -158,8 +158,8 @@ static bool ath9k_hw_ani_control(struct ath_hal *ah, if (level >= ARRAY_SIZE(firstep)) { DPRINTF(ah->ah_sc, ATH_DBG_ANI, - "%s: level out of range (%u > %u)\n", - __func__, level, + "level out of range (%u > %u)\n", + level, (unsigned) ARRAY_SIZE(firstep)); return false; } @@ -180,8 +180,8 @@ static bool ath9k_hw_ani_control(struct ath_hal *ah, if (level >= ARRAY_SIZE(cycpwrThr1)) { DPRINTF(ah->ah_sc, ATH_DBG_ANI, - "%s: level out of range (%u > %u)\n", - __func__, level, + "level out of range (%u > %u)\n", + level, (unsigned) ARRAY_SIZE(cycpwrThr1)); return false; @@ -200,11 +200,11 @@ static bool ath9k_hw_ani_control(struct ath_hal *ah, break; default: DPRINTF(ah->ah_sc, ATH_DBG_ANI, - "%s: invalid cmd %u\n", __func__, cmd); + "invalid cmd %u\n", cmd); return false; } - DPRINTF(ah->ah_sc, ATH_DBG_ANI, "%s: ANI parameters:\n", __func__); + DPRINTF(ah->ah_sc, ATH_DBG_ANI, "ANI parameters:\n"); DPRINTF(ah->ah_sc, ATH_DBG_ANI, "noiseImmunityLevel=%d, spurImmunityLevel=%d, " "ofdmWeakSigDetectOff=%d\n", @@ -262,8 +262,8 @@ static void ath9k_ani_restart(struct ath_hal *ah) AR_PHY_COUNTMAX - aniState->cckTrigHigh; } DPRINTF(ah->ah_sc, ATH_DBG_ANI, - "%s: Writing ofdmbase=%u cckbase=%u\n", - __func__, aniState->ofdmPhyErrBase, + "Writing ofdmbase=%u cckbase=%u\n", + aniState->ofdmPhyErrBase, aniState->cckPhyErrBase); REG_WRITE(ah, AR_PHY_ERR_1, aniState->ofdmPhyErrBase); REG_WRITE(ah, AR_PHY_ERR_2, aniState->cckPhyErrBase); @@ -303,7 +303,7 @@ static void ath9k_hw_ani_ofdm_err_trigger(struct ath_hal *ah) } } - if (ah->ah_opmode == ATH9K_M_HOSTAP) { + if (ah->ah_opmode == NL80211_IFTYPE_AP) { if (aniState->firstepLevel < HAL_FIRST_STEP_MAX) { ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL, aniState->firstepLevel + 1); @@ -368,7 +368,7 @@ static void ath9k_hw_ani_cck_err_trigger(struct ath_hal *ah) return; } } - if (ah->ah_opmode == ATH9K_M_HOSTAP) { + if (ah->ah_opmode == NL80211_IFTYPE_AP) { if (aniState->firstepLevel < HAL_FIRST_STEP_MAX) { ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL, aniState->firstepLevel + 1); @@ -398,7 +398,7 @@ static void ath9k_hw_ani_lower_immunity(struct ath_hal *ah) aniState = ahp->ah_curani; - if (ah->ah_opmode == ATH9K_M_HOSTAP) { + if (ah->ah_opmode == NL80211_IFTYPE_AP) { if (aniState->firstepLevel > 0) { if (ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL, aniState->firstepLevel - 1)) @@ -487,11 +487,10 @@ void ath9k_ani_reset(struct ath_hal *ah) aniState = &ahp->ah_ani[index]; ahp->ah_curani = aniState; - if (DO_ANI(ah) && ah->ah_opmode != ATH9K_M_STA - && ah->ah_opmode != ATH9K_M_IBSS) { + if (DO_ANI(ah) && ah->ah_opmode != NL80211_IFTYPE_STATION + && ah->ah_opmode != NL80211_IFTYPE_ADHOC) { DPRINTF(ah->ah_sc, ATH_DBG_ANI, - "%s: Reset ANI state opmode %u\n", __func__, - ah->ah_opmode); + "Reset ANI state opmode %u\n", ah->ah_opmode); ahp->ah_stats.ast_ani_reset++; ath9k_hw_ani_control(ah, ATH9K_ANI_NOISE_IMMUNITY_LEVEL, 0); @@ -505,7 +504,7 @@ void ath9k_ani_reset(struct ath_hal *ah) ath9k_hw_setrxfilter(ah, ath9k_hw_getrxfilter(ah) | ATH9K_RX_FILTER_PHYERR); - if (ah->ah_opmode == ATH9K_M_HOSTAP) { + if (ah->ah_opmode == NL80211_IFTYPE_AP) { ahp->ah_curani->ofdmTrigHigh = ah->ah_config.ofdm_trig_high; ahp->ah_curani->ofdmTrigLow = @@ -581,9 +580,9 @@ void ath9k_hw_ani_monitor(struct ath_hal *ah, phyCnt2 < aniState->cckPhyErrBase) { if (phyCnt1 < aniState->ofdmPhyErrBase) { DPRINTF(ah->ah_sc, ATH_DBG_ANI, - "%s: phyCnt1 0x%x, resetting " + "phyCnt1 0x%x, resetting " "counter value to 0x%x\n", - __func__, phyCnt1, + phyCnt1, aniState->ofdmPhyErrBase); REG_WRITE(ah, AR_PHY_ERR_1, aniState->ofdmPhyErrBase); @@ -592,9 +591,9 @@ void ath9k_hw_ani_monitor(struct ath_hal *ah, } if (phyCnt2 < aniState->cckPhyErrBase) { DPRINTF(ah->ah_sc, ATH_DBG_ANI, - "%s: phyCnt2 0x%x, resetting " + "phyCnt2 0x%x, resetting " "counter value to 0x%x\n", - __func__, phyCnt2, + phyCnt2, aniState->cckPhyErrBase); REG_WRITE(ah, AR_PHY_ERR_2, aniState->cckPhyErrBase); @@ -692,8 +691,7 @@ u32 ath9k_hw_GetMibCycleCountsPct(struct ath_hal *ah, if (cycles == 0 || cycles > cc) { DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, - "%s: cycle counter wrap. ExtBusy = 0\n", - __func__); + "cycle counter wrap. ExtBusy = 0\n"); good = 0; } else { u32 cc_d = cc - cycles; diff --git a/drivers/net/wireless/ath9k/ath9k.h b/drivers/net/wireless/ath9k/ath9k.h index 5b9bc545e96..9520aa0898e 100644 --- a/drivers/net/wireless/ath9k/ath9k.h +++ b/drivers/net/wireless/ath9k/ath9k.h @@ -647,13 +647,6 @@ enum ath9k_ant_setting { ATH9K_ANT_FIXED_B }; -enum ath9k_opmode { - ATH9K_M_STA = 1, - ATH9K_M_IBSS = 0, - ATH9K_M_HOSTAP = 6, - ATH9K_M_MONITOR = 8 -}; - #define ATH9K_SLOT_TIME_6 6 #define ATH9K_SLOT_TIME_9 9 #define ATH9K_SLOT_TIME_20 20 @@ -780,7 +773,8 @@ struct ath_hal { void __iomem *ah_sh; struct ath_softc *ah_sc; - enum ath9k_opmode ah_opmode; + + enum nl80211_iftype ah_opmode; struct ath9k_ops_config ah_config; struct ath9k_hw_capabilities ah_caps; @@ -1009,7 +1003,6 @@ enum ath9k_int ath9k_hw_set_interrupts(struct ath_hal *ah, enum ath9k_int ints); /* MAC (PCU/QCU) */ -void ath9k_hw_dmaRegDump(struct ath_hal *ah); u32 ath9k_hw_gettxbuf(struct ath_hal *ah, u32 q); bool ath9k_hw_puttxbuf(struct ath_hal *ah, u32 q, u32 txdp); bool ath9k_hw_txstart(struct ath_hal *ah, u32 q); diff --git a/drivers/net/wireless/ath9k/beacon.c b/drivers/net/wireless/ath9k/beacon.c index e80d9b9b61a..507299bf013 100644 --- a/drivers/net/wireless/ath9k/beacon.c +++ b/drivers/net/wireless/ath9k/beacon.c @@ -27,7 +27,7 @@ static int ath_beaconq_config(struct ath_softc *sc) struct ath9k_tx_queue_info qi; ath9k_hw_get_txq_props(ah, sc->sc_bhalq, &qi); - if (sc->sc_ah->ah_opmode == ATH9K_M_HOSTAP) { + if (sc->sc_ah->ah_opmode == NL80211_IFTYPE_AP) { /* Always burst out beacon and CAB traffic. */ qi.tqi_aifs = 1; qi.tqi_cwmin = 0; @@ -41,8 +41,7 @@ static int ath_beaconq_config(struct ath_softc *sc) if (!ath9k_hw_set_txq_props(ah, sc->sc_bhalq, &qi)) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: unable to update h/w beacon queue parameters\n", - __func__); + "unable to update h/w beacon queue parameters\n"); return 0; } else { ath9k_hw_resettxqueue(ah, sc->sc_bhalq); /* push to h/w */ @@ -53,8 +52,8 @@ static int ath_beaconq_config(struct ath_softc *sc) static void ath_bstuck_process(struct ath_softc *sc) { DPRINTF(sc, ATH_DBG_BEACON, - "%s: stuck beacon; resetting (bmiss count %u)\n", - __func__, sc->sc_bmisscount); + "stuck beacon; resetting (bmiss count %u)\n", + sc->sc_bmisscount); ath_reset(sc, false); } @@ -76,15 +75,14 @@ static void ath_beacon_setup(struct ath_softc *sc, int ctsrate = 0; int ctsduration = 0; - DPRINTF(sc, ATH_DBG_BEACON, "%s: m %p len %u\n", - __func__, skb, skb->len); + DPRINTF(sc, ATH_DBG_BEACON, "m %p len %u\n", skb, skb->len); /* setup descriptors */ ds = bf->bf_desc; flags = ATH9K_TXDESC_NOACK; - if (sc->sc_ah->ah_opmode == ATH9K_M_IBSS && + if (sc->sc_ah->ah_opmode == NL80211_IFTYPE_ADHOC && (ah->ah_caps.hw_caps & ATH9K_HW_CAP_VEOL)) { ds->ds_link = bf->bf_daddr; /* self-linked */ flags |= ATH9K_TXDESC_VEOL; @@ -158,8 +156,8 @@ static struct ath_buf *ath_beacon_generate(struct ath_softc *sc, int if_id) cabq = sc->sc_cabq; if (avp->av_bcbuf == NULL) { - DPRINTF(sc, ATH_DBG_BEACON, "%s: avp=%p av_bcbuf=%p\n", - __func__, avp, avp->av_bcbuf); + DPRINTF(sc, ATH_DBG_BEACON, "avp=%p av_bcbuf=%p\n", + avp, avp->av_bcbuf); return NULL; } @@ -192,6 +190,13 @@ static struct ath_buf *ath_beacon_generate(struct ath_softc *sc, int if_id) pci_map_single(sc->pdev, skb->data, skb->len, PCI_DMA_TODEVICE); + if (unlikely(pci_dma_mapping_error(sc->pdev, bf->bf_buf_addr))) { + dev_kfree_skb_any(skb); + bf->bf_mpdu = NULL; + DPRINTF(sc, ATH_DBG_CONFIG, + "pci_dma_mapping_error() on beaconing\n"); + return NULL; + } skb = ieee80211_get_buffered_bc(sc->hw, vif); @@ -216,7 +221,7 @@ static struct ath_buf *ath_beacon_generate(struct ath_softc *sc, int if_id) if (sc->sc_nvaps > 1) { ath_tx_draintxq(sc, cabq, false); DPRINTF(sc, ATH_DBG_BEACON, - "%s: flush previous cabq traffic\n", __func__); + "flush previous cabq traffic\n"); } } @@ -253,8 +258,8 @@ static void ath_beacon_start_adhoc(struct ath_softc *sc, int if_id) avp = (void *)vif->drv_priv; if (avp->av_bcbuf == NULL) { - DPRINTF(sc, ATH_DBG_BEACON, "%s: avp=%p av_bcbuf=%p\n", - __func__, avp, avp != NULL ? avp->av_bcbuf : NULL); + DPRINTF(sc, ATH_DBG_BEACON, "avp=%p av_bcbuf=%p\n", + avp, avp != NULL ? avp->av_bcbuf : NULL); return; } bf = avp->av_bcbuf; @@ -266,7 +271,7 @@ static void ath_beacon_start_adhoc(struct ath_softc *sc, int if_id) /* NB: caller is known to have already stopped tx dma */ ath9k_hw_puttxbuf(ah, sc->sc_bhalq, bf->bf_daddr); ath9k_hw_txstart(ah, sc->sc_bhalq); - DPRINTF(sc, ATH_DBG_BEACON, "%s: TXDP%u = %llx (%p)\n", __func__, + DPRINTF(sc, ATH_DBG_BEACON, "TXDP%u = %llx (%p)\n", sc->sc_bhalq, ito64(bf->bf_daddr), bf->bf_desc); } @@ -304,7 +309,7 @@ int ath_beacon_alloc(struct ath_softc *sc, int if_id) struct ath_buf, list); list_del(&avp->av_bcbuf->list); - if (sc->sc_ah->ah_opmode == ATH9K_M_HOSTAP || + if (sc->sc_ah->ah_opmode == NL80211_IFTYPE_AP || !(sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_VEOL)) { int slot; /* @@ -351,8 +356,7 @@ int ath_beacon_alloc(struct ath_softc *sc, int if_id) */ skb = ieee80211_beacon_get(sc->hw, vif); if (skb == NULL) { - DPRINTF(sc, ATH_DBG_BEACON, "%s: cannot get skb\n", - __func__); + DPRINTF(sc, ATH_DBG_BEACON, "cannot get skb\n"); return -ENOMEM; } @@ -388,19 +392,25 @@ int ath_beacon_alloc(struct ath_softc *sc, int if_id) val = cpu_to_le64(tsfadjust << 10); /* TU->TSF */ DPRINTF(sc, ATH_DBG_BEACON, - "%s: %s beacons, bslot %d intval %u tsfadjust %llu\n", - __func__, "stagger", + "stagger beacons, bslot %d intval %u tsfadjust %llu\n", avp->av_bslot, intval, (unsigned long long)tsfadjust); hdr = (struct ieee80211_hdr *)skb->data; memcpy(&hdr[1], &val, sizeof(val)); } + bf->bf_mpdu = skb; bf->bf_buf_addr = bf->bf_dmacontext = pci_map_single(sc->pdev, skb->data, skb->len, PCI_DMA_TODEVICE); - bf->bf_mpdu = skb; + if (unlikely(pci_dma_mapping_error(sc->pdev, bf->bf_buf_addr))) { + dev_kfree_skb_any(skb); + bf->bf_mpdu = NULL; + DPRINTF(sc, ATH_DBG_CONFIG, + "pci_dma_mapping_error() on beacon alloc\n"); + return -ENOMEM; + } return 0; } @@ -468,40 +478,38 @@ void ath9k_beacon_tasklet(unsigned long data) if (sc->sc_bmisscount < BSTUCK_THRESH) { if (sc->sc_flags & SC_OP_NO_RESET) { DPRINTF(sc, ATH_DBG_BEACON, - "%s: missed %u consecutive beacons\n", - __func__, sc->sc_bmisscount); + "missed %u consecutive beacons\n", + sc->sc_bmisscount); if (show_cycles) { /* * Display cycle counter stats from HW * to aide in debug of stickiness. */ DPRINTF(sc, ATH_DBG_BEACON, - "%s: busy times: rx_clear=%d, " + "busy times: rx_clear=%d, " "rx_frame=%d, tx_frame=%d\n", - __func__, rx_clear, rx_frame, + rx_clear, rx_frame, tx_frame); } else { DPRINTF(sc, ATH_DBG_BEACON, - "%s: unable to obtain " - "busy times\n", __func__); + "unable to obtain " + "busy times\n"); } } else { DPRINTF(sc, ATH_DBG_BEACON, - "%s: missed %u consecutive beacons\n", - __func__, sc->sc_bmisscount); + "missed %u consecutive beacons\n", + sc->sc_bmisscount); } } else if (sc->sc_bmisscount >= BSTUCK_THRESH) { if (sc->sc_flags & SC_OP_NO_RESET) { if (sc->sc_bmisscount == BSTUCK_THRESH) { DPRINTF(sc, ATH_DBG_BEACON, - "%s: beacon is officially " - "stuck\n", __func__); - ath9k_hw_dmaRegDump(ah); + "beacon is officially " + "stuck\n"); } } else { DPRINTF(sc, ATH_DBG_BEACON, - "%s: beacon is officially stuck\n", - __func__); + "beacon is officially stuck\n"); ath_bstuck_process(sc); } } @@ -511,12 +519,12 @@ void ath9k_beacon_tasklet(unsigned long data) if (sc->sc_bmisscount != 0) { if (sc->sc_flags & SC_OP_NO_RESET) { DPRINTF(sc, ATH_DBG_BEACON, - "%s: resume beacon xmit after %u misses\n", - __func__, sc->sc_bmisscount); + "resume beacon xmit after %u misses\n", + sc->sc_bmisscount); } else { DPRINTF(sc, ATH_DBG_BEACON, - "%s: resume beacon xmit after %u misses\n", - __func__, sc->sc_bmisscount); + "resume beacon xmit after %u misses\n", + sc->sc_bmisscount); } sc->sc_bmisscount = 0; } @@ -536,8 +544,8 @@ void ath9k_beacon_tasklet(unsigned long data) if_id = sc->sc_bslot[(slot + 1) % ATH_BCBUF]; DPRINTF(sc, ATH_DBG_BEACON, - "%s: slot %d [tsf %llu tsftu %u intval %u] if_id %d\n", - __func__, slot, (unsigned long long)tsf, tsftu, + "slot %d [tsf %llu tsftu %u intval %u] if_id %d\n", + slot, (unsigned long long)tsf, tsftu, intval, if_id); bfaddr = 0; @@ -580,8 +588,7 @@ void ath9k_beacon_tasklet(unsigned long data) */ if (!ath9k_hw_stoptxdma(ah, sc->sc_bhalq)) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: beacon queue %u did not stop?\n", - __func__, sc->sc_bhalq); + "beacon queue %u did not stop?\n", sc->sc_bhalq); /* NB: the HAL still stops DMA, so proceed */ } @@ -614,16 +621,16 @@ void ath_beacon_config(struct ath_softc *sc, int if_id) struct ath_hal *ah = sc->sc_ah; struct ath_beacon_config conf; struct ath_vap *avp; - enum ath9k_opmode av_opmode; + enum nl80211_iftype opmode; u32 nexttbtt, intval; if (if_id != ATH_IF_ID_ANY) { vif = sc->sc_vaps[if_id]; ASSERT(vif); avp = (void *)vif->drv_priv; - av_opmode = avp->av_opmode; + opmode = avp->av_opmode; } else { - av_opmode = sc->sc_ah->ah_opmode; + opmode = sc->sc_ah->ah_opmode; } memset(&conf, 0, sizeof(struct ath_beacon_config)); @@ -639,7 +646,7 @@ void ath_beacon_config(struct ath_softc *sc, int if_id) nexttbtt = TSF_TO_TU(sc->bc_tstamp >> 32, sc->bc_tstamp); /* XXX conditionalize multi-bss support? */ - if (sc->sc_ah->ah_opmode == ATH9K_M_HOSTAP) { + if (sc->sc_ah->ah_opmode == NL80211_IFTYPE_AP) { /* * For multi-bss ap support beacons are either staggered * evenly over N slots or burst together. For the former @@ -658,11 +665,11 @@ void ath_beacon_config(struct ath_softc *sc, int if_id) else if (intval) /* NB: can be 0 for monitor mode */ nexttbtt = roundup(nexttbtt, intval); - DPRINTF(sc, ATH_DBG_BEACON, "%s: nexttbtt %u intval %u (%u)\n", - __func__, nexttbtt, intval, conf.beacon_interval); + DPRINTF(sc, ATH_DBG_BEACON, "nexttbtt %u intval %u (%u)\n", + nexttbtt, intval, conf.beacon_interval); - /* Check for ATH9K_M_HOSTAP and sc_nostabeacons for WDS client */ - if (sc->sc_ah->ah_opmode == ATH9K_M_STA) { + /* Check for NL80211_IFTYPE_AP and sc_nostabeacons for WDS client */ + if (sc->sc_ah->ah_opmode == NL80211_IFTYPE_STATION) { struct ath9k_beacon_state bs; u64 tsf; u32 tsftu; @@ -746,7 +753,7 @@ void ath_beacon_config(struct ath_softc *sc, int if_id) bs.bs_sleepduration = bs.bs_dtimperiod; DPRINTF(sc, ATH_DBG_BEACON, - "%s: tsf %llu " + "tsf %llu " "tsf:tu %u " "intval %u " "nexttbtt %u " @@ -758,7 +765,6 @@ void ath_beacon_config(struct ath_softc *sc, int if_id) "maxdur %u " "next %u " "timoffset %u\n", - __func__, (unsigned long long)tsf, tsftu, bs.bs_intval, bs.bs_nexttbtt, @@ -782,7 +788,7 @@ void ath_beacon_config(struct ath_softc *sc, int if_id) ath9k_hw_set_interrupts(ah, 0); if (nexttbtt == intval) intval |= ATH9K_BEACON_RESET_TSF; - if (sc->sc_ah->ah_opmode == ATH9K_M_IBSS) { + if (sc->sc_ah->ah_opmode == NL80211_IFTYPE_ADHOC) { /* * Pull nexttbtt forward to reflect the current * TSF @@ -798,8 +804,8 @@ void ath_beacon_config(struct ath_softc *sc, int if_id) } #undef FUDGE DPRINTF(sc, ATH_DBG_BEACON, - "%s: IBSS nexttbtt %u intval %u (%u)\n", - __func__, nexttbtt, + "IBSS nexttbtt %u intval %u (%u)\n", + nexttbtt, intval & ~ATH9K_BEACON_RESET_TSF, conf.beacon_interval); @@ -814,7 +820,7 @@ void ath_beacon_config(struct ath_softc *sc, int if_id) if (!(ah->ah_caps.hw_caps & ATH9K_HW_CAP_VEOL)) sc->sc_imask |= ATH9K_INT_SWBA; ath_beaconq_config(sc); - } else if (sc->sc_ah->ah_opmode == ATH9K_M_HOSTAP) { + } else if (sc->sc_ah->ah_opmode == NL80211_IFTYPE_AP) { /* * In AP mode we enable the beacon timers and * SWBA interrupts to prepare beacon frames. @@ -830,7 +836,7 @@ void ath_beacon_config(struct ath_softc *sc, int if_id) * When using a self-linked beacon descriptor in * ibss mode load it once here. */ - if (sc->sc_ah->ah_opmode == ATH9K_M_IBSS && + if (sc->sc_ah->ah_opmode == NL80211_IFTYPE_ADHOC && (ah->ah_caps.hw_caps & ATH9K_HW_CAP_VEOL)) ath_beacon_start_adhoc(sc, 0); } diff --git a/drivers/net/wireless/ath9k/calib.c b/drivers/net/wireless/ath9k/calib.c index 0e214f746a9..51c8a3ce4e6 100644 --- a/drivers/net/wireless/ath9k/calib.c +++ b/drivers/net/wireless/ath9k/calib.c @@ -31,11 +31,11 @@ static const int16_t NOISE_FLOOR[] = { -96, -93, -98, -96, -93, -96 }; static bool ath9k_hw_nf_in_range(struct ath_hal *ah, s16 nf) { if (nf > ATH9K_NF_TOO_LOW) { - DPRINTF(ah->ah_sc, ATH_DBG_NF_CAL, - "%s: noise floor value detected (%d) is " + DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, + "noise floor value detected (%d) is " "lower than what we think is a " "reasonable value (%d)\n", - __func__, nf, ATH9K_NF_TOO_LOW); + nf, ATH9K_NF_TOO_LOW); return false; } return true; @@ -116,7 +116,7 @@ static void ath9k_hw_do_getnf(struct ath_hal *ah, if (nf & 0x100) nf = 0 - ((nf ^ 0x1ff) + 1); - DPRINTF(ah->ah_sc, ATH_DBG_NF_CAL, + DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, "NF calibrated [ctl] [chain 1] is %d\n", nf); nfarray[1] = nf; @@ -125,7 +125,7 @@ static void ath9k_hw_do_getnf(struct ath_hal *ah, AR_PHY_CH2_MINCCA_PWR); if (nf & 0x100) nf = 0 - ((nf ^ 0x1ff) + 1); - DPRINTF(ah->ah_sc, ATH_DBG_NF_CAL, + DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, "NF calibrated [ctl] [chain 2] is %d\n", nf); nfarray[2] = nf; } @@ -139,7 +139,7 @@ static void ath9k_hw_do_getnf(struct ath_hal *ah, if (nf & 0x100) nf = 0 - ((nf ^ 0x1ff) + 1); - DPRINTF(ah->ah_sc, ATH_DBG_NF_CAL, + DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, "NF calibrated [ext] [chain 0] is %d\n", nf); nfarray[3] = nf; @@ -161,7 +161,7 @@ static void ath9k_hw_do_getnf(struct ath_hal *ah, AR_PHY_CH2_EXT_MINCCA_PWR); if (nf & 0x100) nf = 0 - ((nf ^ 0x1ff) + 1); - DPRINTF(ah->ah_sc, ATH_DBG_NF_CAL, + DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, "NF calibrated [ext] [chain 2] is %d\n", nf); nfarray[5] = nf; } @@ -187,8 +187,7 @@ static bool getNoiseFloorThresh(struct ath_hal *ah, break; default: DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, - "%s: invalid channel flags 0x%x\n", __func__, - chan->channelFlags); + "invalid channel flags 0x%x\n", chan->channelFlags); return false; } @@ -206,24 +205,22 @@ static void ath9k_hw_setup_calibration(struct ath_hal *ah, case IQ_MISMATCH_CAL: REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_IQ); DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, - "%s: starting IQ Mismatch Calibration\n", - __func__); + "starting IQ Mismatch Calibration\n"); break; case ADC_GAIN_CAL: REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_ADC_GAIN); DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, - "%s: starting ADC Gain Calibration\n", __func__); + "starting ADC Gain Calibration\n"); break; case ADC_DC_CAL: REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_ADC_DC_PER); DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, - "%s: starting ADC DC Calibration\n", __func__); + "starting ADC DC Calibration\n"); break; case ADC_DC_INIT_CAL: REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_ADC_DC_INIT); DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, - "%s: starting Init ADC DC Calibration\n", - __func__); + "starting Init ADC DC Calibration\n"); break; } @@ -594,16 +591,16 @@ void ath9k_hw_reset_calvalid(struct ath_hal *ah, struct ath9k_channel *chan, if (ichan == NULL) { DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, - "%s: invalid channel %u/0x%x; no mapping\n", - __func__, chan->channel, chan->channelFlags); + "invalid channel %u/0x%x; no mapping\n", + chan->channel, chan->channelFlags); return; } if (currCal->calState != CAL_DONE) { DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, - "%s: Calibration state incorrect, %d\n", - __func__, currCal->calState); + "Calibration state incorrect, %d\n", + currCal->calState); return; } @@ -612,8 +609,8 @@ void ath9k_hw_reset_calvalid(struct ath_hal *ah, struct ath9k_channel *chan, return; DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, - "%s: Resetting Cal %d state for channel %u/0x%x\n", - __func__, currCal->calData->calType, chan->channel, + "Resetting Cal %d state for channel %u/0x%x\n", + currCal->calData->calType, chan->channel, chan->channelFlags); ichan->CalValid &= ~currCal->calData->calType; @@ -705,8 +702,7 @@ int16_t ath9k_hw_getnf(struct ath_hal *ah, chan->channelFlags &= (~CHANNEL_CW_INT); if (REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_NF) { DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, - "%s: NF did not complete in calibration window\n", - __func__); + "NF did not complete in calibration window\n"); nf = 0; chan->rawNoiseFloor = nf; return chan->rawNoiseFloor; @@ -716,8 +712,8 @@ int16_t ath9k_hw_getnf(struct ath_hal *ah, if (getNoiseFloorThresh(ah, chan, &nfThresh) && nf > nfThresh) { DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, - "%s: noise floor failed detected; " - "detected %d, threshold %d\n", __func__, + "noise floor failed detected; " + "detected %d, threshold %d\n", nf, nfThresh); chan->channelFlags |= CHANNEL_CW_INT; } @@ -759,9 +755,9 @@ s16 ath9k_hw_getchan_noise(struct ath_hal *ah, struct ath9k_channel *chan) ichan = ath9k_regd_check_channel(ah, chan); if (ichan == NULL) { - DPRINTF(ah->ah_sc, ATH_DBG_NF_CAL, - "%s: invalid channel %u/0x%x; no mapping\n", - __func__, chan->channel, chan->channelFlags); + DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, + "invalid channel %u/0x%x; no mapping\n", + chan->channel, chan->channelFlags); return ATH_DEFAULT_NOISE_FLOOR; } if (ichan->rawNoiseFloor == 0) { @@ -788,8 +784,8 @@ bool ath9k_hw_calibrate(struct ath_hal *ah, struct ath9k_channel *chan, if (ichan == NULL) { DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, - "%s: invalid channel %u/0x%x; no mapping\n", - __func__, chan->channel, chan->channelFlags); + "invalid channel %u/0x%x; no mapping\n", + chan->channel, chan->channelFlags); return false; } @@ -834,8 +830,8 @@ bool ath9k_hw_init_cal(struct ath_hal *ah, if (!ath9k_hw_wait(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_CAL, 0)) { DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, - "%s: offset calibration failed to complete in 1ms; " - "noisy environment?\n", __func__); + "offset calibration failed to complete in 1ms; " + "noisy environment?\n"); return false; } @@ -850,22 +846,19 @@ bool ath9k_hw_init_cal(struct ath_hal *ah, INIT_CAL(&ahp->ah_adcGainCalData); INSERT_CAL(ahp, &ahp->ah_adcGainCalData); DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, - "%s: enabling ADC Gain Calibration.\n", - __func__); + "enabling ADC Gain Calibration.\n"); } if (ath9k_hw_iscal_supported(ah, chan, ADC_DC_CAL)) { INIT_CAL(&ahp->ah_adcDcCalData); INSERT_CAL(ahp, &ahp->ah_adcDcCalData); DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, - "%s: enabling ADC DC Calibration.\n", - __func__); + "enabling ADC DC Calibration.\n"); } if (ath9k_hw_iscal_supported(ah, chan, IQ_MISMATCH_CAL)) { INIT_CAL(&ahp->ah_iqCalData); INSERT_CAL(ahp, &ahp->ah_iqCalData); DPRINTF(ah->ah_sc, ATH_DBG_CALIBRATE, - "%s: enabling IQ Calibration.\n", - __func__); + "enabling IQ Calibration.\n"); } ahp->ah_cal_list_curr = ahp->ah_cal_list; diff --git a/drivers/net/wireless/ath9k/core.h b/drivers/net/wireless/ath9k/core.h index f0c54377dfe..a500d177053 100644 --- a/drivers/net/wireless/ath9k/core.h +++ b/drivers/net/wireless/ath9k/core.h @@ -17,27 +17,8 @@ #ifndef CORE_H #define CORE_H -#include <linux/version.h> -#include <linux/autoconf.h> -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/spinlock.h> -#include <linux/errno.h> -#include <linux/skbuff.h> -#include <linux/netdevice.h> #include <linux/etherdevice.h> -#include <linux/ip.h> -#include <linux/tcp.h> -#include <linux/in.h> -#include <linux/delay.h> -#include <linux/wait.h> #include <linux/pci.h> -#include <linux/interrupt.h> -#include <linux/sched.h> -#include <linux/list.h> -#include <asm/byteorder.h> -#include <linux/scatterlist.h> -#include <asm/page.h> #include <net/mac80211.h> #include <linux/leds.h> #include <linux/rfkill.h> @@ -84,52 +65,64 @@ struct ath_node; static const u8 ath_bcast_mac[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; -/*************/ -/* Debugging */ -/*************/ - enum ATH_DEBUG { ATH_DBG_RESET = 0x00000001, - ATH_DBG_PHY_IO = 0x00000002, - ATH_DBG_REG_IO = 0x00000004, - ATH_DBG_QUEUE = 0x00000008, - ATH_DBG_EEPROM = 0x00000010, - ATH_DBG_NF_CAL = 0x00000020, - ATH_DBG_CALIBRATE = 0x00000040, - ATH_DBG_CHANNEL = 0x00000080, - ATH_DBG_INTERRUPT = 0x00000100, - ATH_DBG_REGULATORY = 0x00000200, - ATH_DBG_ANI = 0x00000400, - ATH_DBG_POWER_MGMT = 0x00000800, - ATH_DBG_XMIT = 0x00001000, - ATH_DBG_BEACON = 0x00002000, - ATH_DBG_RATE = 0x00004000, - ATH_DBG_CONFIG = 0x00008000, - ATH_DBG_KEYCACHE = 0x00010000, - ATH_DBG_AGGR = 0x00020000, - ATH_DBG_FATAL = 0x00040000, + ATH_DBG_REG_IO = 0x00000002, + ATH_DBG_QUEUE = 0x00000004, + ATH_DBG_EEPROM = 0x00000008, + ATH_DBG_CALIBRATE = 0x00000010, + ATH_DBG_CHANNEL = 0x00000020, + ATH_DBG_INTERRUPT = 0x00000040, + ATH_DBG_REGULATORY = 0x00000080, + ATH_DBG_ANI = 0x00000100, + ATH_DBG_POWER_MGMT = 0x00000200, + ATH_DBG_XMIT = 0x00000400, + ATH_DBG_BEACON = 0x00001000, + ATH_DBG_CONFIG = 0x00002000, + ATH_DBG_KEYCACHE = 0x00004000, + ATH_DBG_FATAL = 0x00008000, ATH_DBG_ANY = 0xffffffff }; #define DBG_DEFAULT (ATH_DBG_FATAL) -#define DPRINTF(sc, _m, _fmt, ...) do { \ - if (sc->sc_debug & (_m)) \ - printk(_fmt , ##__VA_ARGS__); \ - } while (0) +#ifdef CONFIG_ATH9K_DEBUG + +struct ath9k_debug { + int debug_mask; + struct dentry *debugfs_root; + struct dentry *debugfs_phy; + struct dentry *debugfs_dma; +}; + +void DPRINTF(struct ath_softc *sc, int dbg_mask, const char *fmt, ...); +int ath9k_init_debug(struct ath_softc *sc); +void ath9k_exit_debug(struct ath_softc *sc); + +#else + +static inline void DPRINTF(struct ath_softc *sc, int dbg_mask, + const char *fmt, ...) +{ +} -/***************************/ -/* Load-time Configuration */ -/***************************/ +static inline int ath9k_init_debug(struct ath_softc *sc) +{ + return 0; +} + +static inline void ath9k_exit_debug(struct ath_softc *sc) +{ +} + +#endif /* CONFIG_ATH9K_DEBUG */ -/* Per-instance load-time (note: NOT run-time) configurations - * for Atheros Device */ struct ath_config { u32 ath_aggr_prot; u16 txpowlimit; u16 txpowlimit_override; - u8 cabqReadytime; /* Cabq Readytime % */ - u8 swBeaconProcess; /* Process received beacons in SW (vs HW) */ + u8 cabqReadytime; + u8 swBeaconProcess; }; /*************************/ @@ -160,14 +153,13 @@ enum buffer_type { }; struct ath_buf_state { - int bfs_nframes; /* # frames in aggregate */ - u16 bfs_al; /* length of aggregate */ - u16 bfs_frmlen; /* length of frame */ - int bfs_seqno; /* sequence number */ - int bfs_tidno; /* tid of this frame */ - int bfs_retries; /* current retries */ - u32 bf_type; /* BUF_* (enum buffer_type) */ - /* key type use to encrypt this frame */ + int bfs_nframes; /* # frames in aggregate */ + u16 bfs_al; /* length of aggregate */ + u16 bfs_frmlen; /* length of frame */ + int bfs_seqno; /* sequence number */ + int bfs_tidno; /* tid of this frame */ + int bfs_retries; /* current retries */ + u32 bf_type; /* BUF_* (enum buffer_type) */ u32 bfs_keyix; enum ath9k_key_type bfs_keytype; }; @@ -213,13 +205,6 @@ struct ath_buf { dma_addr_t bf_dmacontext; }; -/* - * reset the rx buffer. - * any new fields added to the athbuf and require - * reset need to be added to this macro. - * currently bf_status is the only one requires that - * requires reset. - */ #define ATH_RXBUF_RESET(_bf) ((_bf)->bf_status = 0) /* hw processing complete, desc processed by hal */ @@ -263,11 +248,8 @@ void ath_rx_cleanup(struct ath_softc *sc); int ath_rx_tasklet(struct ath_softc *sc, int flush); #define ATH_TXBUF 512 -/* max number of transmit attempts (tries) */ #define ATH_TXMAXTRY 13 -/* max number of 11n transmit attempts (tries) */ #define ATH_11N_TXMAXTRY 10 -/* max number of tries for management and control frames */ #define ATH_MGT_TXMAXTRY 4 #define WME_BA_BMP_SIZE 64 #define WME_MAX_BA WME_BA_BMP_SIZE @@ -279,22 +261,12 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush); WME_AC_VO) -/* Wireless Multimedia Extension Defines */ -#define WME_AC_BE 0 /* best effort */ -#define WME_AC_BK 1 /* background */ -#define WME_AC_VI 2 /* video */ -#define WME_AC_VO 3 /* voice */ -#define WME_NUM_AC 4 +#define WME_AC_BE 0 +#define WME_AC_BK 1 +#define WME_AC_VI 2 +#define WME_AC_VO 3 +#define WME_NUM_AC 4 -/* - * Data transmit queue state. One of these exists for each - * hardware transmit queue. Packets sent to us from above - * are assigned to queues based on their priority. Not all - * devices support a complete set of hardware transmit queues. - * For those devices the array sc_ac2q will map multiple - * priorities to fewer hardware queues (typically all to one - * hardware queue). - */ struct ath_txq { u32 axq_qnum; /* hardware q number */ u32 *axq_link; /* link ptr in last TX desc */ @@ -372,14 +344,15 @@ struct ath_xmit_status { #define ATH_TX_BAR 0x04 }; +/* All RSSI values are noise floor adjusted */ struct ath_tx_stat { - int rssi; /* RSSI (noise floor ajusted) */ - int rssictl[ATH_MAX_ANTENNA]; /* RSSI (noise floor ajusted) */ - int rssiextn[ATH_MAX_ANTENNA]; /* RSSI (noise floor ajusted) */ - int rateieee; /* data rate xmitted (IEEE rate code) */ - int rateKbps; /* data rate xmitted (Kbps) */ - int ratecode; /* phy rate code */ - int flags; /* validity flags */ + int rssi; + int rssictl[ATH_MAX_ANTENNA]; + int rssiextn[ATH_MAX_ANTENNA]; + int rateieee; + int rateKbps; + int ratecode; + int flags; /* if any of ctl,extn chain rssis are valid */ #define ATH_TX_CHAIN_RSSI_VALID 0x01 /* if extn chain rssis are valid */ @@ -415,7 +388,7 @@ void ath_tx_cabq(struct ath_softc *sc, struct sk_buff *skb); /**********************/ #define ADDBA_EXCHANGE_ATTEMPTS 10 -#define ATH_AGGR_DELIM_SZ 4 /* delimiter size */ +#define ATH_AGGR_DELIM_SZ 4 #define ATH_AGGR_MINPLEN 256 /* in bytes, minimum packet length */ /* number of delimiters for encryption padding */ #define ATH_AGGR_ENCRYPTDELIM 10 @@ -466,10 +439,9 @@ struct aggr_rifs_param { /* Per-node aggregation state */ struct ath_node_aggr { - struct ath_atx tx; /* node transmit state */ + struct ath_atx tx; }; -/* driver-specific node state */ struct ath_node { struct ath_softc *an_sc; struct ath_node_aggr an_aggr; @@ -500,12 +472,11 @@ void ath_tx_aggr_resume(struct ath_softc *sc, struct ieee80211_sta *sta, u16 tid #define ATH_SET_VAP_BSSID_MASK(bssid_mask) \ ((bssid_mask)[0] &= ~(((ATH_BCBUF-1)<<2)|0x02)) -/* driver-specific vap state */ struct ath_vap { - int av_bslot; /* beacon slot index */ - enum ath9k_opmode av_opmode; /* VAP operational mode */ - struct ath_buf *av_bcbuf; /* beacon buffer */ - struct ath_tx_control av_btxctl; /* txctl information for beacon */ + int av_bslot; + enum nl80211_iftype av_opmode; + struct ath_buf *av_bcbuf; + struct ath_tx_control av_btxctl; }; /*******************/ @@ -518,12 +489,11 @@ struct ath_vap { * number of beacon intervals, the game's up. */ #define BSTUCK_THRESH (9 * ATH_BCBUF) -#define ATH_BCBUF 4 /* number of beacon buffers */ -#define ATH_DEFAULT_BINTVAL 100 /* default beacon interval in TU */ +#define ATH_BCBUF 4 +#define ATH_DEFAULT_BINTVAL 100 /* TU */ #define ATH_DEFAULT_BMISS_LIMIT 10 #define IEEE80211_MS_TO_TU(x) (((x) * 1000) / 1024) -/* beacon configuration */ struct ath_beacon_config { u16 beacon_interval; u16 listen_interval; @@ -661,7 +631,9 @@ struct ath_softc { u8 sc_myaddr[ETH_ALEN]; u8 sc_bssidmask[ETH_ALEN]; - int sc_debug; +#ifdef CONFIG_ATH9K_DEBUG + struct ath9k_debug sc_debug; +#endif u32 sc_intrstatus; u32 sc_flags; /* SC_OP_* */ unsigned int rx_filter; @@ -674,18 +646,18 @@ struct ath_softc { u8 sc_tx_chainmask; u8 sc_rx_chainmask; enum ath9k_int sc_imask; - enum wireless_mode sc_curmode; /* current phy mode */ + enum wireless_mode sc_curmode; enum PROT_MODE sc_protmode; - u8 sc_nbcnvaps; /* # of vaps sending beacons */ - u16 sc_nvaps; /* # of active virtual ap's */ + u8 sc_nbcnvaps; + u16 sc_nvaps; struct ieee80211_vif *sc_vaps[ATH_BCBUF]; u8 sc_mcastantenna; - u8 sc_defant; /* current default antenna */ - u8 sc_rxotherant; /* rx's on non-default antenna */ + u8 sc_defant; + u8 sc_rxotherant; - struct ath9k_node_stats sc_halstats; /* station-mode rssi stats */ + struct ath9k_node_stats sc_halstats; enum ath9k_ht_extprotspacing sc_ht_extprotspacing; enum ath9k_ht_macmode tx_chan_width; @@ -699,22 +671,22 @@ struct ath_softc { } sc_updateslot; /* slot time update fsm */ /* Crypto */ - u32 sc_keymax; /* size of key cache */ - DECLARE_BITMAP(sc_keymap, ATH_KEYMAX); /* key use bit map */ + u32 sc_keymax; + DECLARE_BITMAP(sc_keymap, ATH_KEYMAX); u8 sc_splitmic; /* split TKIP MIC keys */ /* RX */ struct list_head sc_rxbuf; struct ath_descdma sc_rxdma; - int sc_rxbufsize; /* rx size based on mtu */ - u32 *sc_rxlink; /* link ptr in last RX desc */ + int sc_rxbufsize; + u32 *sc_rxlink; /* TX */ struct list_head sc_txbuf; struct ath_txq sc_txq[ATH9K_NUM_TX_QUEUES]; struct ath_descdma sc_txdma; u32 sc_txqsetup; - int sc_haltype2q[ATH9K_WME_AC_VO+1]; /* HAL WME AC -> h/w qnum */ + int sc_haltype2q[ATH9K_WME_AC_VO+1]; u16 seq_no; /* TX sequence number */ /* Beacon */ @@ -724,13 +696,13 @@ struct ath_softc { struct list_head sc_bbuf; u32 sc_bhalq; u32 sc_bmisscount; - u32 ast_be_xmit; /* beacons transmitted */ + u32 ast_be_xmit; u64 bc_tstamp; /* Rate */ struct ieee80211_rate rates[IEEE80211_NUM_BANDS][ATH_RATE_MAX]; struct ath_rate_table *hw_rate_table[ATH9K_MODE_MAX]; - u8 sc_protrix; /* protection rate index */ + u8 sc_protrix; /* Channel, Band */ struct ieee80211_channel channels[IEEE80211_NUM_BANDS][ATH_CHAN_MAX]; diff --git a/drivers/net/wireless/ath9k/debug.c b/drivers/net/wireless/ath9k/debug.c new file mode 100644 index 00000000000..da52812c3a9 --- /dev/null +++ b/drivers/net/wireless/ath9k/debug.c @@ -0,0 +1,160 @@ +/* + * Copyright (c) 2008 Atheros Communications Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include "core.h" +#include "reg.h" +#include "hw.h" + +static unsigned int ath9k_debug = DBG_DEFAULT; +module_param_named(debug, ath9k_debug, uint, 0); + +void DPRINTF(struct ath_softc *sc, int dbg_mask, const char *fmt, ...) +{ + if (!sc) + return; + + if (sc->sc_debug.debug_mask & dbg_mask) { + va_list args; + + va_start(args, fmt); + printk(KERN_DEBUG "ath9k: "); + vprintk(fmt, args); + va_end(args); + } +} + +static int ath9k_debugfs_open(struct inode *inode, struct file *file) +{ + file->private_data = inode->i_private; + return 0; +} + +static ssize_t read_file_dma(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + struct ath_hal *ah = sc->sc_ah; + char buf[1024]; + unsigned int len = 0; + u32 val[ATH9K_NUM_DMA_DEBUG_REGS]; + int i, qcuOffset = 0, dcuOffset = 0; + u32 *qcuBase = &val[0], *dcuBase = &val[4]; + + REG_WRITE(ah, AR_MACMISC, + ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) | + (AR_MACMISC_MISC_OBS_BUS_1 << + AR_MACMISC_MISC_OBS_BUS_MSB_S))); + + len += snprintf(buf + len, sizeof(buf) - len, + "Raw DMA Debug values:\n"); + + for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) { + if (i % 4 == 0) + len += snprintf(buf + len, sizeof(buf) - len, "\n"); + + val[i] = REG_READ(ah, AR_DMADBG_0 + (i * sizeof(u32))); + len += snprintf(buf + len, sizeof(buf) - len, "%d: %08x ", + i, val[i]); + } + + len += snprintf(buf + len, sizeof(buf) - len, "\n\n"); + len += snprintf(buf + len, sizeof(buf) - len, + "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n"); + + for (i = 0; i < ATH9K_NUM_QUEUES; i++, qcuOffset += 4, dcuOffset += 5) { + if (i == 8) { + qcuOffset = 0; + qcuBase++; + } + + if (i == 6) { + dcuOffset = 0; + dcuBase++; + } + + len += snprintf(buf + len, sizeof(buf) - len, + "%2d %2x %1x %2x %2x\n", + i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset, + (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3), + val[2] & (0x7 << (i * 3)) >> (i * 3), + (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset); + } + + len += snprintf(buf + len, sizeof(buf) - len, "\n"); + + len += snprintf(buf + len, sizeof(buf) - len, + "qcu_stitch state: %2x qcu_fetch state: %2x\n", + (val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22); + len += snprintf(buf + len, sizeof(buf) - len, + "qcu_complete state: %2x dcu_complete state: %2x\n", + (val[3] & 0x1c000000) >> 26, (val[6] & 0x3)); + len += snprintf(buf + len, sizeof(buf) - len, + "dcu_arb state: %2x dcu_fp state: %2x\n", + (val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27); + len += snprintf(buf + len, sizeof(buf) - len, + "chan_idle_dur: %3d chan_idle_dur_valid: %1d\n", + (val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10); + len += snprintf(buf + len, sizeof(buf) - len, + "txfifo_valid_0: %1d txfifo_valid_1: %1d\n", + (val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12); + len += snprintf(buf + len, sizeof(buf) - len, + "txfifo_dcu_num_0: %2d txfifo_dcu_num_1: %2d\n", + (val[6] & 0x0001e000) >> 13, (val[6] & 0x001e0000) >> 17); + + len += snprintf(buf + len, sizeof(buf) - len, "pcu observe: 0x%x \n", + REG_READ(ah, AR_OBS_BUS_1)); + len += snprintf(buf + len, sizeof(buf) - len, + "AR_CR: 0x%x \n", REG_READ(ah, AR_CR)); + + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static const struct file_operations fops_dma = { + .read = read_file_dma, + .open = ath9k_debugfs_open, + .owner = THIS_MODULE +}; + +int ath9k_init_debug(struct ath_softc *sc) +{ + sc->sc_debug.debug_mask = ath9k_debug; + + sc->sc_debug.debugfs_root = debugfs_create_dir(KBUILD_MODNAME, NULL); + if (!sc->sc_debug.debugfs_root) + goto err; + + sc->sc_debug.debugfs_phy = debugfs_create_dir(wiphy_name(sc->hw->wiphy), + sc->sc_debug.debugfs_root); + if (!sc->sc_debug.debugfs_phy) + goto err; + + sc->sc_debug.debugfs_dma = debugfs_create_file("dma", S_IRUGO, + sc->sc_debug.debugfs_phy, sc, &fops_dma); + if (!sc->sc_debug.debugfs_dma) + goto err; + + return 0; +err: + ath9k_exit_debug(sc); + return -ENOMEM; +} + +void ath9k_exit_debug(struct ath_softc *sc) +{ + debugfs_remove(sc->sc_debug.debugfs_dma); + debugfs_remove(sc->sc_debug.debugfs_phy); + debugfs_remove(sc->sc_debug.debugfs_root); +} diff --git a/drivers/net/wireless/ath9k/eeprom.c b/drivers/net/wireless/ath9k/eeprom.c index 466dbce2c5f..e180c9043df 100644 --- a/drivers/net/wireless/ath9k/eeprom.c +++ b/drivers/net/wireless/ath9k/eeprom.c @@ -116,7 +116,7 @@ static int ath9k_hw_flash_map(struct ath_hal *ah) if (!ahp->ah_cal_mem) { DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, - "%s: cannot remap eeprom region \n", __func__); + "cannot remap eeprom region \n"); return -EIO; } @@ -149,7 +149,7 @@ static bool ath9k_hw_fill_eeprom(struct ath_hal *ah) if (!ath9k_hw_use_flash(ah)) { DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, - "%s: Reading from EEPROM, not flash\n", __func__); + "Reading from EEPROM, not flash\n"); ar5416_eep_start_loc = 256; } @@ -162,8 +162,7 @@ static bool ath9k_hw_fill_eeprom(struct ath_hal *ah) if (!ath9k_hw_nvram_read(ah, addr + ar5416_eep_start_loc, eep_data)) { DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, - "%s: Unable to read eeprom region \n", - __func__); + "Unable to read eeprom region \n"); return false; } eep_data++; @@ -185,12 +184,11 @@ static int ath9k_hw_check_eeprom(struct ath_hal *ah) if (!ath9k_hw_nvram_read(ah, AR5416_EEPROM_MAGIC_OFFSET, &magic)) { DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, - "%s: Reading Magic # failed\n", __func__); + "Reading Magic # failed\n"); return false; } - DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, "%s: Read Magic = 0x%04X\n", - __func__, magic); + DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, "Read Magic = 0x%04X\n", magic); if (magic != AR5416_EEPROM_MAGIC) { magic2 = swab16(magic); @@ -1205,11 +1203,11 @@ bool ath9k_hw_set_power_cal_table(struct ath_hal *ah, ((pdadcValues[4 * j + 3] & 0xFF) << 24); REG_WRITE(ah, regOffset, reg32); - DPRINTF(ah->ah_sc, ATH_DBG_PHY_IO, + DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, "PDADC (%d,%4x): %4.4x %8.8x\n", i, regChainOffset, regOffset, reg32); - DPRINTF(ah->ah_sc, ATH_DBG_PHY_IO, + DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, "PDADC: Chain %d | PDADC %3d Value %3d | " "PDADC %3d Value %3d | PDADC %3d Value %3d | " "PDADC %3d Value %3d |\n", diff --git a/drivers/net/wireless/ath9k/hw.c b/drivers/net/wireless/ath9k/hw.c index 6eef1047789..668865dce53 100644 --- a/drivers/net/wireless/ath9k/hw.c +++ b/drivers/net/wireless/ath9k/hw.c @@ -104,9 +104,10 @@ bool ath9k_hw_wait(struct ath_hal *ah, u32 reg, u32 mask, u32 val) udelay(AH_TIME_QUANTUM); } - DPRINTF(ah->ah_sc, ATH_DBG_PHY_IO, - "%s: timeout on reg 0x%x: 0x%08x & 0x%08x != 0x%08x\n", - __func__, reg, REG_READ(ah, reg), mask, val); + + DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, + "timeout on reg 0x%x: 0x%08x & 0x%08x != 0x%08x\n", + reg, REG_READ(ah, reg), mask, val); return false; } @@ -188,8 +189,8 @@ u16 ath9k_hw_computetxtime(struct ath_hal *ah, } break; default: - DPRINTF(ah->ah_sc, ATH_DBG_PHY_IO, - "%s: unknown phy %u (rate ix %u)\n", __func__, + DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, + "Unknown phy %u (rate ix %u)\n", rates->info[rateix].phy, rateix); txTime = 0; break; @@ -355,9 +356,9 @@ static bool ath9k_hw_chip_test(struct ath_hal *ah) rdData = REG_READ(ah, addr); if (rdData != wrData) { DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, - "%s: address test failed " + "address test failed " "addr: 0x%08x - wr:0x%08x != rd:0x%08x\n", - __func__, addr, wrData, rdData); + addr, wrData, rdData); return false; } } @@ -367,9 +368,9 @@ static bool ath9k_hw_chip_test(struct ath_hal *ah) rdData = REG_READ(ah, addr); if (wrData != rdData) { DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, - "%s: address test failed " + "address test failed " "addr: 0x%08x - wr:0x%08x != rd:0x%08x\n", - __func__, addr, wrData, rdData); + addr, wrData, rdData); return false; } } @@ -449,8 +450,7 @@ static struct ath_hal_5416 *ath9k_hw_newstate(u16 devid, ahp = kzalloc(sizeof(struct ath_hal_5416), GFP_KERNEL); if (ahp == NULL) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: cannot allocate memory for state block\n", - __func__); + "Cannot allocate memory for state block\n"); *status = -ENOMEM; return NULL; } @@ -497,8 +497,7 @@ static int ath9k_hw_rfattach(struct ath_hal *ah) rfStatus = ath9k_hw_init_rf(ah, &ecode); if (!rfStatus) { DPRINTF(ah->ah_sc, ATH_DBG_RESET, - "%s: RF setup failed, status %u\n", __func__, - ecode); + "RF setup failed, status %u\n", ecode); return ecode; } @@ -523,9 +522,9 @@ static int ath9k_hw_rf_claim(struct ath_hal *ah) break; default: DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, - "%s: 5G Radio Chip Rev 0x%02X is not " + "5G Radio Chip Rev 0x%02X is not " "supported by this driver\n", - __func__, ah->ah_analog5GhzRev); + ah->ah_analog5GhzRev); return -EOPNOTSUPP; } @@ -550,7 +549,7 @@ static int ath9k_hw_init_macaddr(struct ath_hal *ah) } if (sum == 0 || sum == 0xffff * 3) { DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, - "%s: mac address read failed: %pM\n", __func__, + "mac address read failed: %pM\n", ahp->ah_macaddr); return -EADDRNOTAVAIL; } @@ -612,7 +611,7 @@ static int ath9k_hw_post_attach(struct ath_hal *ah) if (!ath9k_hw_chip_test(ah)) { DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, - "%s: hardware self-test failed\n", __func__); + "hardware self-test failed\n"); return -ENODEV; } @@ -658,15 +657,13 @@ static struct ath_hal *ath9k_hw_do_attach(u16 devid, struct ath_softc *sc, ahp->ah_intrMitigation = true; if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_POWER_ON)) { - DPRINTF(ah->ah_sc, ATH_DBG_RESET, "%s: couldn't reset chip\n", - __func__); + DPRINTF(ah->ah_sc, ATH_DBG_RESET, "Couldn't reset chip\n"); ecode = -EIO; goto bad; } if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE)) { - DPRINTF(ah->ah_sc, ATH_DBG_RESET, "%s: couldn't wakeup chip\n", - __func__); + DPRINTF(ah->ah_sc, ATH_DBG_RESET, "Couldn't wakeup chip\n"); ecode = -EIO; goto bad; } @@ -682,17 +679,16 @@ static struct ath_hal *ath9k_hw_do_attach(u16 devid, struct ath_softc *sc, } DPRINTF(ah->ah_sc, ATH_DBG_RESET, - "%s: serialize_regmode is %d\n", - __func__, ah->ah_config.serialize_regmode); + "serialize_regmode is %d\n", + ah->ah_config.serialize_regmode); if ((ah->ah_macVersion != AR_SREV_VERSION_5416_PCI) && (ah->ah_macVersion != AR_SREV_VERSION_5416_PCIE) && (ah->ah_macVersion != AR_SREV_VERSION_9160) && (!AR_SREV_9100(ah)) && (!AR_SREV_9280(ah))) { DPRINTF(ah->ah_sc, ATH_DBG_RESET, - "%s: Mac Chip Rev 0x%02x.%x is not supported by " - "this driver\n", __func__, - ah->ah_macVersion, ah->ah_macRev); + "Mac Chip Rev 0x%02x.%x is not supported by " + "this driver\n", ah->ah_macVersion, ah->ah_macRev); ecode = -EOPNOTSUPP; goto bad; } @@ -737,7 +733,7 @@ static struct ath_hal *ath9k_hw_do_attach(u16 devid, struct ath_softc *sc, } DPRINTF(ah->ah_sc, ATH_DBG_RESET, - "%s: This Mac Chip Rev 0x%02x.%x is \n", __func__, + "This Mac Chip Rev 0x%02x.%x is \n", ah->ah_macVersion, ah->ah_macRev); if (AR_SREV_9280_20_OR_LATER(ah)) { @@ -874,7 +870,7 @@ static struct ath_hal *ath9k_hw_do_attach(u16 devid, struct ath_softc *sc, #endif if (!ath9k_hw_fill_cap_info(ah)) { DPRINTF(ah->ah_sc, ATH_DBG_RESET, - "%s:failed ath9k_hw_fill_cap_info\n", __func__); + "failed ath9k_hw_fill_cap_info\n"); ecode = -EINVAL; goto bad; } @@ -882,8 +878,7 @@ static struct ath_hal *ath9k_hw_do_attach(u16 devid, struct ath_softc *sc, ecode = ath9k_hw_init_macaddr(ah); if (ecode != 0) { DPRINTF(ah->ah_sc, ATH_DBG_RESET, - "%s: failed initializing mac address\n", - __func__); + "failed initializing mac address\n"); goto bad; } @@ -1045,7 +1040,8 @@ static void ath9k_hw_init_chain_masks(struct ath_hal *ah) REG_READ(ah, AR_PHY_ANALOG_SWAP) | 0x00000001); } -static void ath9k_hw_init_interrupt_masks(struct ath_hal *ah, enum ath9k_opmode opmode) +static void ath9k_hw_init_interrupt_masks(struct ath_hal *ah, + enum nl80211_iftype opmode) { struct ath_hal_5416 *ahp = AH5416(ah); @@ -1062,7 +1058,7 @@ static void ath9k_hw_init_interrupt_masks(struct ath_hal *ah, enum ath9k_opmode ahp->ah_maskReg |= AR_IMR_TXOK; - if (opmode == ATH9K_M_HOSTAP) + if (opmode == NL80211_IFTYPE_AP) ahp->ah_maskReg |= AR_IMR_MIB; REG_WRITE(ah, AR_IMR, ahp->ah_maskReg); @@ -1080,8 +1076,7 @@ static bool ath9k_hw_set_ack_timeout(struct ath_hal *ah, u32 us) struct ath_hal_5416 *ahp = AH5416(ah); if (us > ath9k_hw_mac_to_usec(ah, MS(0xffffffff, AR_TIME_OUT_ACK))) { - DPRINTF(ah->ah_sc, ATH_DBG_RESET, "%s: bad ack timeout %u\n", - __func__, us); + DPRINTF(ah->ah_sc, ATH_DBG_RESET, "bad ack timeout %u\n", us); ahp->ah_acktimeout = (u32) -1; return false; } else { @@ -1097,8 +1092,7 @@ static bool ath9k_hw_set_cts_timeout(struct ath_hal *ah, u32 us) struct ath_hal_5416 *ahp = AH5416(ah); if (us > ath9k_hw_mac_to_usec(ah, MS(0xffffffff, AR_TIME_OUT_CTS))) { - DPRINTF(ah->ah_sc, ATH_DBG_RESET, "%s: bad cts timeout %u\n", - __func__, us); + DPRINTF(ah->ah_sc, ATH_DBG_RESET, "bad cts timeout %u\n", us); ahp->ah_ctstimeout = (u32) -1; return false; } else { @@ -1115,7 +1109,7 @@ static bool ath9k_hw_set_global_txtimeout(struct ath_hal *ah, u32 tu) if (tu > 0xFFFF) { DPRINTF(ah->ah_sc, ATH_DBG_XMIT, - "%s: bad global tx timeout %u\n", __func__, tu); + "bad global tx timeout %u\n", tu); ahp->ah_globaltxtimeout = (u32) -1; return false; } else { @@ -1129,8 +1123,8 @@ static void ath9k_hw_init_user_settings(struct ath_hal *ah) { struct ath_hal_5416 *ahp = AH5416(ah); - DPRINTF(ah->ah_sc, ATH_DBG_RESET, "--AP %s ahp->ah_miscMode 0x%x\n", - __func__, ahp->ah_miscMode); + DPRINTF(ah->ah_sc, ATH_DBG_RESET, "ahp->ah_miscMode 0x%x\n", + ahp->ah_miscMode); if (ahp->ah_miscMode != 0) REG_WRITE(ah, AR_PCU_MISC, @@ -1176,7 +1170,7 @@ struct ath_hal *ath9k_hw_attach(u16 devid, struct ath_softc *sc, break; default: DPRINTF(ah->ah_sc, ATH_DBG_ANY, - "devid=0x%x not supported.\n", devid); + "devid=0x%x not supported.\n", devid); ah = NULL; *error = -ENXIO; break; @@ -1355,13 +1349,13 @@ static int ath9k_hw_process_ini(struct ath_hal *ah, (u32) ah->ah_powerLimit)); if (status != 0) { DPRINTF(ah->ah_sc, ATH_DBG_POWER_MGMT, - "%s: error init'ing transmit power\n", __func__); + "error init'ing transmit power\n"); return -EIO; } if (!ath9k_hw_set_rf_regs(ah, chan, freqIndex)) { DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, - "%s: ar5416SetRfRegs failed\n", __func__); + "ar5416SetRfRegs failed\n"); return -EIO; } @@ -1430,18 +1424,18 @@ static void ath9k_hw_set_operating_mode(struct ath_hal *ah, int opmode) val = REG_READ(ah, AR_STA_ID1); val &= ~(AR_STA_ID1_STA_AP | AR_STA_ID1_ADHOC); switch (opmode) { - case ATH9K_M_HOSTAP: + case NL80211_IFTYPE_AP: REG_WRITE(ah, AR_STA_ID1, val | AR_STA_ID1_STA_AP | AR_STA_ID1_KSRCH_MODE); REG_CLR_BIT(ah, AR_CFG, AR_CFG_AP_ADHOC_INDICATION); break; - case ATH9K_M_IBSS: + case NL80211_IFTYPE_ADHOC: REG_WRITE(ah, AR_STA_ID1, val | AR_STA_ID1_ADHOC | AR_STA_ID1_KSRCH_MODE); REG_SET_BIT(ah, AR_CFG, AR_CFG_AP_ADHOC_INDICATION); break; - case ATH9K_M_STA: - case ATH9K_M_MONITOR: + case NL80211_IFTYPE_STATION: + case NL80211_IFTYPE_MONITOR: REG_WRITE(ah, AR_STA_ID1, val | AR_STA_ID1_KSRCH_MODE); break; } @@ -1533,8 +1527,7 @@ static bool ath9k_hw_set_reset(struct ath_hal *ah, int type) REG_WRITE(ah, (u16) (AR_RTC_RC), 0); if (!ath9k_hw_wait(ah, (u16) (AR_RTC_RC), AR_RTC_RC_M, 0)) { DPRINTF(ah->ah_sc, ATH_DBG_RESET, - "%s: RTC stuck in MAC reset\n", - __func__); + "RTC stuck in MAC reset\n"); return false; } @@ -1561,8 +1554,7 @@ static bool ath9k_hw_set_reset_power_on(struct ath_hal *ah) AR_RTC_STATUS, AR_RTC_STATUS_M, AR_RTC_STATUS_ON)) { - DPRINTF(ah->ah_sc, ATH_DBG_RESET, "%s: RTC not waking up\n", - __func__); + DPRINTF(ah->ah_sc, ATH_DBG_RESET, "RTC not waking up\n"); return false; } @@ -1641,9 +1633,8 @@ static struct ath9k_channel *ath9k_hw_check_chan(struct ath_hal *ah, { if (!(IS_CHAN_2GHZ(chan) ^ IS_CHAN_5GHZ(chan))) { DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, - "%s: invalid channel %u/0x%x; not marked as " - "2GHz or 5GHz\n", __func__, chan->channel, - chan->channelFlags); + "invalid channel %u/0x%x; not marked as " + "2GHz or 5GHz\n", chan->channel, chan->channelFlags); return NULL; } @@ -1652,9 +1643,9 @@ static struct ath9k_channel *ath9k_hw_check_chan(struct ath_hal *ah, !IS_CHAN_HT20(chan) && !IS_CHAN_HT40(chan)) { DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, - "%s: invalid channel %u/0x%x; not marked as " + "invalid channel %u/0x%x; not marked as " "OFDM or CCK or HT20 or HT40PLUS or HT40MINUS\n", - __func__, chan->channel, chan->channelFlags); + chan->channel, chan->channelFlags); return NULL; } @@ -1670,8 +1661,7 @@ static bool ath9k_hw_channel_change(struct ath_hal *ah, for (qnum = 0; qnum < AR_NUM_QCU; qnum++) { if (ath9k_hw_numtxpending(ah, qnum)) { DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, - "%s: Transmit frames pending on queue %d\n", - __func__, qnum); + "Transmit frames pending on queue %d\n", qnum); return false; } } @@ -1679,8 +1669,8 @@ static bool ath9k_hw_channel_change(struct ath_hal *ah, REG_WRITE(ah, AR_PHY_RFBUS_REQ, AR_PHY_RFBUS_REQ_EN); if (!ath9k_hw_wait(ah, AR_PHY_RFBUS_GRANT, AR_PHY_RFBUS_GRANT_EN, AR_PHY_RFBUS_GRANT_EN)) { - DPRINTF(ah->ah_sc, ATH_DBG_PHY_IO, - "%s: Could not kill baseband RX\n", __func__); + DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, + "Could not kill baseband RX\n"); return false; } @@ -1689,13 +1679,13 @@ static bool ath9k_hw_channel_change(struct ath_hal *ah, if (AR_SREV_9280_10_OR_LATER(ah)) { if (!(ath9k_hw_ar9280_set_channel(ah, chan))) { DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, - "%s: failed to set channel\n", __func__); + "failed to set channel\n"); return false; } } else { if (!(ath9k_hw_set_channel(ah, chan))) { DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, - "%s: failed to set channel\n", __func__); + "failed to set channel\n"); return false; } } @@ -1707,7 +1697,7 @@ static bool ath9k_hw_channel_change(struct ath_hal *ah, min((u32) MAX_RATE_POWER, (u32) ah->ah_powerLimit)) != 0) { DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, - "%s: error init'ing transmit power\n", __func__); + "error init'ing transmit power\n"); return false; } @@ -2211,8 +2201,8 @@ bool ath9k_hw_reset(struct ath_hal *ah, struct ath9k_channel *chan, if (ath9k_hw_check_chan(ah, chan) == NULL) { DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, - "%s: invalid channel %u/0x%x; no mapping\n", - __func__, chan->channel, chan->channelFlags); + "invalid channel %u/0x%x; no mapping\n", + chan->channel, chan->channelFlags); ecode = -EINVAL; goto bad; } @@ -2254,8 +2244,7 @@ bool ath9k_hw_reset(struct ath_hal *ah, struct ath9k_channel *chan, ath9k_hw_mark_phy_inactive(ah); if (!ath9k_hw_chip_reset(ah, chan)) { - DPRINTF(ah->ah_sc, ATH_DBG_RESET, "%s: chip reset failed\n", - __func__); + DPRINTF(ah->ah_sc, ATH_DBG_RESET, "chip reset failed\n"); ecode = -EINVAL; goto bad; } @@ -2289,7 +2278,7 @@ bool ath9k_hw_reset(struct ath_hal *ah, struct ath9k_channel *chan, if (!ath9k_hw_eeprom_set_board_values(ah, chan)) { DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, - "%s: error setting board options\n", __func__); + "error setting board options\n"); ecode = -EIO; goto bad; } @@ -2379,15 +2368,13 @@ bool ath9k_hw_reset(struct ath_hal *ah, struct ath9k_channel *chan, mask = REG_READ(ah, AR_CFG); if (mask & (AR_CFG_SWRB | AR_CFG_SWTB | AR_CFG_SWRG)) { DPRINTF(ah->ah_sc, ATH_DBG_RESET, - "%s CFG Byte Swap Set 0x%x\n", __func__, - mask); + "CFG Byte Swap Set 0x%x\n", mask); } else { mask = INIT_CONFIG_STATUS | AR_CFG_SWRB | AR_CFG_SWTB; REG_WRITE(ah, AR_CFG, mask); DPRINTF(ah->ah_sc, ATH_DBG_RESET, - "%s Setting CFG 0x%x\n", __func__, - REG_READ(ah, AR_CFG)); + "Setting CFG 0x%x\n", REG_READ(ah, AR_CFG)); } } else { #ifdef __BIG_ENDIAN @@ -2412,7 +2399,7 @@ bool ath9k_hw_keyreset(struct ath_hal *ah, u16 entry) if (entry >= ah->ah_caps.keycache_size) { DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE, - "%s: entry %u out of range\n", __func__, entry); + "entry %u out of range\n", entry); return false; } @@ -2449,7 +2436,7 @@ bool ath9k_hw_keysetmac(struct ath_hal *ah, u16 entry, const u8 *mac) if (entry >= ah->ah_caps.keycache_size) { DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE, - "%s: entry %u out of range\n", __func__, entry); + "entry %u out of range\n", entry); return false; } @@ -2485,7 +2472,7 @@ bool ath9k_hw_set_keycache_entry(struct ath_hal *ah, u16 entry, if (entry >= pCap->keycache_size) { DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE, - "%s: entry %u out of range\n", __func__, entry); + "entry %u out of range\n", entry); return false; } @@ -2496,8 +2483,7 @@ bool ath9k_hw_set_keycache_entry(struct ath_hal *ah, u16 entry, case ATH9K_CIPHER_AES_CCM: if (!(pCap->hw_caps & ATH9K_HW_CAP_CIPHER_AESCCM)) { DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE, - "%s: AES-CCM not supported by " - "mac rev 0x%x\n", __func__, + "AES-CCM not supported by mac rev 0x%x\n", ah->ah_macRev); return false; } @@ -2508,16 +2494,14 @@ bool ath9k_hw_set_keycache_entry(struct ath_hal *ah, u16 entry, if (ATH9K_IS_MIC_ENABLED(ah) && entry + 64 >= pCap->keycache_size) { DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE, - "%s: entry %u inappropriate for TKIP\n", - __func__, entry); + "entry %u inappropriate for TKIP\n", entry); return false; } break; case ATH9K_CIPHER_WEP: if (k->kv_len < LEN_WEP40) { DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE, - "%s: WEP key length %u too small\n", - __func__, k->kv_len); + "WEP key length %u too small\n", k->kv_len); return false; } if (k->kv_len <= LEN_WEP40) @@ -2532,8 +2516,7 @@ bool ath9k_hw_set_keycache_entry(struct ath_hal *ah, u16 entry, break; default: DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE, - "%s: cipher %u not supported\n", __func__, - k->kv_type); + "cipher %u not supported\n", k->kv_type); return false; } @@ -2682,8 +2665,7 @@ static bool ath9k_hw_set_power_awake(struct ath_hal *ah, } if (i == 0) { DPRINTF(ah->ah_sc, ATH_DBG_POWER_MGMT, - "%s: Failed to wakeup in %uus\n", - __func__, POWER_UP_TIME / 20); + "Failed to wakeup in %uus\n", POWER_UP_TIME / 20); return false; } } @@ -2705,7 +2687,7 @@ bool ath9k_hw_setpower(struct ath_hal *ah, }; int status = true, setChip = true; - DPRINTF(ah->ah_sc, ATH_DBG_POWER_MGMT, "%s: %s -> %s (%s)\n", __func__, + DPRINTF(ah->ah_sc, ATH_DBG_POWER_MGMT, "%s -> %s (%s)\n", modes[ahp->ah_powerMode], modes[mode], setChip ? "set chip " : ""); @@ -2722,7 +2704,7 @@ bool ath9k_hw_setpower(struct ath_hal *ah, break; default: DPRINTF(ah->ah_sc, ATH_DBG_POWER_MGMT, - "%s: unknown power mode %u\n", __func__, mode); + "Unknown power mode %u\n", mode); return false; } ahp->ah_powerMode = mode; @@ -2899,8 +2881,7 @@ bool ath9k_hw_getisr(struct ath_hal *ah, enum ath9k_int *masked) if (isr & AR_ISR_RXORN) { DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, - "%s: receive FIFO overrun interrupt\n", - __func__); + "receive FIFO overrun interrupt\n"); } if (!AR_SREV_9100(ah)) { @@ -2926,27 +2907,23 @@ bool ath9k_hw_getisr(struct ath_hal *ah, enum ath9k_int *masked) if (fatal_int) { if (sync_cause & AR_INTR_SYNC_HOST1_FATAL) { DPRINTF(ah->ah_sc, ATH_DBG_ANY, - "%s: received PCI FATAL interrupt\n", - __func__); + "received PCI FATAL interrupt\n"); } if (sync_cause & AR_INTR_SYNC_HOST1_PERR) { DPRINTF(ah->ah_sc, ATH_DBG_ANY, - "%s: received PCI PERR interrupt\n", - __func__); + "received PCI PERR interrupt\n"); } } if (sync_cause & AR_INTR_SYNC_RADM_CPL_TIMEOUT) { DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, - "%s: AR_INTR_SYNC_RADM_CPL_TIMEOUT\n", - __func__); + "AR_INTR_SYNC_RADM_CPL_TIMEOUT\n"); REG_WRITE(ah, AR_RC, AR_RC_HOSTIF); REG_WRITE(ah, AR_RC, 0); *masked |= ATH9K_INT_FATAL; } if (sync_cause & AR_INTR_SYNC_LOCAL_TIMEOUT) { DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, - "%s: AR_INTR_SYNC_LOCAL_TIMEOUT\n", - __func__); + "AR_INTR_SYNC_LOCAL_TIMEOUT\n"); } REG_WRITE(ah, AR_INTR_SYNC_CAUSE_CLR, sync_cause); @@ -2968,12 +2945,10 @@ enum ath9k_int ath9k_hw_set_interrupts(struct ath_hal *ah, enum ath9k_int ints) u32 mask, mask2; struct ath9k_hw_capabilities *pCap = &ah->ah_caps; - DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, "%s: 0x%x => 0x%x\n", __func__, - omask, ints); + DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, "0x%x => 0x%x\n", omask, ints); if (omask & ATH9K_INT_GLOBAL) { - DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, "%s: disable IER\n", - __func__); + DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, "disable IER\n"); REG_WRITE(ah, AR_IER, AR_IER_DISABLE); (void) REG_READ(ah, AR_IER); if (!AR_SREV_9100(ah)) { @@ -3028,8 +3003,7 @@ enum ath9k_int ath9k_hw_set_interrupts(struct ath_hal *ah, enum ath9k_int ints) mask2 |= AR_IMR_S2_CST; } - DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, "%s: new IMR 0x%x\n", __func__, - mask); + DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, "new IMR 0x%x\n", mask); REG_WRITE(ah, AR_IMR, mask); mask = REG_READ(ah, AR_IMR_S2) & ~(AR_IMR_S2_TIM | AR_IMR_S2_DTIM | @@ -3049,8 +3023,7 @@ enum ath9k_int ath9k_hw_set_interrupts(struct ath_hal *ah, enum ath9k_int ints) } if (ints & ATH9K_INT_GLOBAL) { - DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, "%s: enable IER\n", - __func__); + DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, "enable IER\n"); REG_WRITE(ah, AR_IER, AR_IER_ENABLE); if (!AR_SREV_9100(ah)) { REG_WRITE(ah, AR_INTR_ASYNC_ENABLE, @@ -3082,14 +3055,14 @@ void ath9k_hw_beaconinit(struct ath_hal *ah, u32 next_beacon, u32 beacon_period) ahp->ah_beaconInterval = beacon_period; switch (ah->ah_opmode) { - case ATH9K_M_STA: - case ATH9K_M_MONITOR: + case NL80211_IFTYPE_STATION: + case NL80211_IFTYPE_MONITOR: REG_WRITE(ah, AR_NEXT_TBTT_TIMER, TU_TO_USEC(next_beacon)); REG_WRITE(ah, AR_NEXT_DMA_BEACON_ALERT, 0xffff); REG_WRITE(ah, AR_NEXT_SWBA, 0x7ffff); flags |= AR_TBTT_TIMER_EN; break; - case ATH9K_M_IBSS: + case NL80211_IFTYPE_ADHOC: REG_SET_BIT(ah, AR_TXCFG, AR_TXCFG_ADHOC_BEACON_ATIM_TX_POLICY); REG_WRITE(ah, AR_NEXT_NDP_TIMER, @@ -3097,7 +3070,7 @@ void ath9k_hw_beaconinit(struct ath_hal *ah, u32 next_beacon, u32 beacon_period) (ahp->ah_atimWindow ? ahp-> ah_atimWindow : 1))); flags |= AR_NDP_TIMER_EN; - case ATH9K_M_HOSTAP: + case NL80211_IFTYPE_AP: REG_WRITE(ah, AR_NEXT_TBTT_TIMER, TU_TO_USEC(next_beacon)); REG_WRITE(ah, AR_NEXT_DMA_BEACON_ALERT, TU_TO_USEC(next_beacon - @@ -3110,6 +3083,12 @@ void ath9k_hw_beaconinit(struct ath_hal *ah, u32 next_beacon, u32 beacon_period) flags |= AR_TBTT_TIMER_EN | AR_DBA_TIMER_EN | AR_SWBA_TIMER_EN; break; + default: + DPRINTF(ah->ah_sc, ATH_DBG_BEACON, + "%s: unsupported opmode: %d\n", + __func__, ah->ah_opmode); + return; + break; } REG_WRITE(ah, AR_BEACON_PERIOD, TU_TO_USEC(beacon_period)); @@ -3156,14 +3135,10 @@ void ath9k_hw_set_sta_beacon_timers(struct ath_hal *ah, else nextTbtt = bs->bs_nexttbtt; - DPRINTF(ah->ah_sc, ATH_DBG_BEACON, "%s: next DTIM %d\n", __func__, - bs->bs_nextdtim); - DPRINTF(ah->ah_sc, ATH_DBG_BEACON, "%s: next beacon %d\n", __func__, - nextTbtt); - DPRINTF(ah->ah_sc, ATH_DBG_BEACON, "%s: beacon period %d\n", __func__, - beaconintval); - DPRINTF(ah->ah_sc, ATH_DBG_BEACON, "%s: DTIM period %d\n", __func__, - dtimperiod); + DPRINTF(ah->ah_sc, ATH_DBG_BEACON, "next DTIM %d\n", bs->bs_nextdtim); + DPRINTF(ah->ah_sc, ATH_DBG_BEACON, "next beacon %d\n", nextTbtt); + DPRINTF(ah->ah_sc, ATH_DBG_BEACON, "beacon period %d\n", beaconintval); + DPRINTF(ah->ah_sc, ATH_DBG_BEACON, "DTIM period %d\n", dtimperiod); REG_WRITE(ah, AR_NEXT_DTIM, TU_TO_USEC(bs->bs_nextdtim - SLEEP_SLOP)); @@ -3209,15 +3184,14 @@ bool ath9k_hw_fill_cap_info(struct ath_hal *ah) capField = ath9k_hw_get_eeprom(ah, EEP_OP_CAP); - if (ah->ah_opmode != ATH9K_M_HOSTAP && + if (ah->ah_opmode != NL80211_IFTYPE_AP && ah->ah_subvendorid == AR_SUBVENDOR_ID_NEW_A) { if (ah->ah_currentRD == 0x64 || ah->ah_currentRD == 0x65) ah->ah_currentRD += 5; else if (ah->ah_currentRD == 0x41) ah->ah_currentRD = 0x43; DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, - "%s: regdomain mapped to 0x%x\n", __func__, - ah->ah_currentRD); + "regdomain mapped to 0x%x\n", ah->ah_currentRD); } eeval = ath9k_hw_get_eeprom(ah, EEP_OP_MODE); @@ -3823,8 +3797,7 @@ void ath9k_hw_reset_tsf(struct ath_hal *ah) count++; if (count > 10) { DPRINTF(ah->ah_sc, ATH_DBG_RESET, - "%s: AR_SLP32_TSF_WRITE_STATUS limit exceeded\n", - __func__); + "AR_SLP32_TSF_WRITE_STATUS limit exceeded\n"); break; } udelay(10); @@ -3849,8 +3822,7 @@ bool ath9k_hw_setslottime(struct ath_hal *ah, u32 us) struct ath_hal_5416 *ahp = AH5416(ah); if (us < ATH9K_SLOT_TIME_9 || us > ath9k_hw_mac_to_usec(ah, 0xffff)) { - DPRINTF(ah->ah_sc, ATH_DBG_RESET, "%s: bad slot time %u\n", - __func__, us); + DPRINTF(ah->ah_sc, ATH_DBG_RESET, "bad slot time %u\n", us); ahp->ah_slottime = (u32) -1; return false; } else { diff --git a/drivers/net/wireless/ath9k/mac.c b/drivers/net/wireless/ath9k/mac.c index 36955e0b184..a4e98986dbc 100644 --- a/drivers/net/wireless/ath9k/mac.c +++ b/drivers/net/wireless/ath9k/mac.c @@ -25,10 +25,10 @@ static void ath9k_hw_set_txq_interrupts(struct ath_hal *ah, struct ath_hal_5416 *ahp = AH5416(ah); DPRINTF(ah->ah_sc, ATH_DBG_INTERRUPT, - "%s: tx ok 0x%x err 0x%x desc 0x%x eol 0x%x urn 0x%x\n", - __func__, ahp->ah_txOkInterruptMask, - ahp->ah_txErrInterruptMask, ahp->ah_txDescInterruptMask, - ahp->ah_txEolInterruptMask, ahp->ah_txUrnInterruptMask); + "tx ok 0x%x err 0x%x desc 0x%x eol 0x%x urn 0x%x\n", + ahp->ah_txOkInterruptMask, ahp->ah_txErrInterruptMask, + ahp->ah_txDescInterruptMask, ahp->ah_txEolInterruptMask, + ahp->ah_txUrnInterruptMask); REG_WRITE(ah, AR_IMR_S0, SM(ahp->ah_txOkInterruptMask, AR_IMR_S0_QCU_TXOK) @@ -40,78 +40,6 @@ static void ath9k_hw_set_txq_interrupts(struct ath_hal *ah, AR_IMR_S2_QCU_TXURN, ahp->ah_txUrnInterruptMask); } -void ath9k_hw_dmaRegDump(struct ath_hal *ah) -{ - u32 val[ATH9K_NUM_DMA_DEBUG_REGS]; - int qcuOffset = 0, dcuOffset = 0; - u32 *qcuBase = &val[0], *dcuBase = &val[4]; - int i; - - REG_WRITE(ah, AR_MACMISC, - ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) | - (AR_MACMISC_MISC_OBS_BUS_1 << - AR_MACMISC_MISC_OBS_BUS_MSB_S))); - - DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, "Raw DMA Debug values:\n"); - - for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) { - if (i % 4 == 0) - DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, "\n"); - - val[i] = REG_READ(ah, AR_DMADBG_0 + (i * sizeof(u32))); - DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, "%d: %08x ", i, val[i]); - } - - DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, "\n\n"); - DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, - "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n"); - - for (i = 0; i < ATH9K_NUM_QUEUES; - i++, qcuOffset += 4, dcuOffset += 5) { - if (i == 8) { - qcuOffset = 0; - qcuBase++; - } - - if (i == 6) { - dcuOffset = 0; - dcuBase++; - } - - DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, - "%2d %2x %1x %2x %2x\n", - i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset, - (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3), - val[2] & (0x7 << (i * 3)) >> (i * 3), - (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset); - } - - DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, "\n"); - DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, - "qcu_stitch state: %2x qcu_fetch state: %2x\n", - (val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22); - DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, - "qcu_complete state: %2x dcu_complete state: %2x\n", - (val[3] & 0x1c000000) >> 26, (val[6] & 0x3)); - DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, - "dcu_arb state: %2x dcu_fp state: %2x\n", - (val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27); - DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, - "chan_idle_dur: %3d chan_idle_dur_valid: %1d\n", - (val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10); - DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, - "txfifo_valid_0: %1d txfifo_valid_1: %1d\n", - (val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12); - DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, - "txfifo_dcu_num_0: %2d txfifo_dcu_num_1: %2d\n", - (val[6] & 0x0001e000) >> 13, (val[6] & 0x001e0000) >> 17); - - DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, "pcu observe 0x%x \n", - REG_READ(ah, AR_OBS_BUS_1)); - DPRINTF(ah->ah_sc, ATH_DBG_REG_IO, - "AR_CR 0x%x \n", REG_READ(ah, AR_CR)); -} - u32 ath9k_hw_gettxbuf(struct ath_hal *ah, u32 q) { return REG_READ(ah, AR_QTXDP(q)); @@ -126,7 +54,7 @@ bool ath9k_hw_puttxbuf(struct ath_hal *ah, u32 q, u32 txdp) bool ath9k_hw_txstart(struct ath_hal *ah, u32 q) { - DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: queue %u\n", __func__, q); + DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "queue %u\n", q); REG_WRITE(ah, AR_Q_TXE, 1 << q); @@ -207,9 +135,8 @@ bool ath9k_hw_stoptxdma(struct ath_hal *ah, u32 q) break; DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, - "%s: TSF have moved while trying to set " - "quiet time TSF: 0x%08x\n", - __func__, tsfLow); + "TSF have moved while trying to set " + "quiet time TSF: 0x%08x\n", tsfLow); } REG_SET_BIT(ah, AR_DIAG_SW, AR_DIAG_FORCE_CH_IDLE_HIGH); @@ -222,9 +149,8 @@ bool ath9k_hw_stoptxdma(struct ath_hal *ah, u32 q) while (ath9k_hw_numtxpending(ah, q)) { if ((--wait) == 0) { DPRINTF(ah->ah_sc, ATH_DBG_XMIT, - "%s: Failed to stop Tx DMA in 100 " - "msec after killing last frame\n", - __func__); + "Failed to stop Tx DMA in 100 " + "msec after killing last frame\n"); break; } udelay(100); @@ -523,19 +449,17 @@ bool ath9k_hw_set_txq_props(struct ath_hal *ah, int q, struct ath9k_tx_queue_info *qi; if (q >= pCap->total_queues) { - DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: invalid queue num %u\n", - __func__, q); + DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "invalid queue num %u\n", q); return false; } qi = &ahp->ah_txq[q]; if (qi->tqi_type == ATH9K_TX_QUEUE_INACTIVE) { - DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: inactive queue\n", - __func__); + DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "inactive queue\n"); return false; } - DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: queue %p\n", __func__, qi); + DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "queue %p\n", qi); qi->tqi_ver = qinfo->tqi_ver; qi->tqi_subtype = qinfo->tqi_subtype; @@ -593,15 +517,13 @@ bool ath9k_hw_get_txq_props(struct ath_hal *ah, int q, struct ath9k_tx_queue_info *qi; if (q >= pCap->total_queues) { - DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: invalid queue num %u\n", - __func__, q); + DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "invalid queue num %u\n", q); return false; } qi = &ahp->ah_txq[q]; if (qi->tqi_type == ATH9K_TX_QUEUE_INACTIVE) { - DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: inactive queue\n", - __func__); + DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "inactive queue\n"); return false; } @@ -651,22 +573,21 @@ int ath9k_hw_setuptxqueue(struct ath_hal *ah, enum ath9k_tx_queue type, break; if (q == pCap->total_queues) { DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, - "%s: no available tx queue\n", __func__); + "no available tx queue\n"); return -1; } break; default: - DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: bad tx queue type %u\n", - __func__, type); + DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "bad tx queue type %u\n", type); return -1; } - DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: queue %u\n", __func__, q); + DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "queue %u\n", q); qi = &ahp->ah_txq[q]; if (qi->tqi_type != ATH9K_TX_QUEUE_INACTIVE) { DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, - "%s: tx queue %u already active\n", __func__, q); + "tx queue %u already active\n", q); return -1; } memset(qi, 0, sizeof(struct ath9k_tx_queue_info)); @@ -697,19 +618,16 @@ bool ath9k_hw_releasetxqueue(struct ath_hal *ah, u32 q) struct ath9k_tx_queue_info *qi; if (q >= pCap->total_queues) { - DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: invalid queue num %u\n", - __func__, q); + DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "invalid queue num %u\n", q); return false; } qi = &ahp->ah_txq[q]; if (qi->tqi_type == ATH9K_TX_QUEUE_INACTIVE) { - DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: inactive queue %u\n", - __func__, q); + DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "inactive queue %u\n", q); return false; } - DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: release queue %u\n", - __func__, q); + DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "release queue %u\n", q); qi->tqi_type = ATH9K_TX_QUEUE_INACTIVE; ahp->ah_txOkInterruptMask &= ~(1 << q); @@ -731,19 +649,17 @@ bool ath9k_hw_resettxqueue(struct ath_hal *ah, u32 q) u32 cwMin, chanCwMin, value; if (q >= pCap->total_queues) { - DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: invalid queue num %u\n", - __func__, q); + DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "invalid queue num %u\n", q); return false; } qi = &ahp->ah_txq[q]; if (qi->tqi_type == ATH9K_TX_QUEUE_INACTIVE) { - DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: inactive queue %u\n", - __func__, q); + DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "inactive queue %u\n", q); return true; } - DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "%s: reset queue %u\n", __func__, q); + DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, "reset queue %u\n", q); if (qi->tqi_cwmin == ATH9K_TXQ_USEDEFAULT) { if (chan && IS_CHAN_B(chan)) @@ -976,8 +892,7 @@ bool ath9k_hw_setrxabort(struct ath_hal *ah, bool set) reg = REG_READ(ah, AR_OBS_BUS_1); DPRINTF(ah->ah_sc, ATH_DBG_FATAL, - "%s: rx failed to go idle in 10 ms RXSM=0x%x\n", - __func__, reg); + "rx failed to go idle in 10 ms RXSM=0x%x\n", reg); return false; } @@ -1022,9 +937,8 @@ bool ath9k_hw_stopdmarecv(struct ath_hal *ah) if (!ath9k_hw_wait(ah, AR_CR, AR_CR_RXE, 0)) { DPRINTF(ah->ah_sc, ATH_DBG_QUEUE, - "%s: dma failed to stop in 10ms\n" + "dma failed to stop in 10ms\n" "AR_CR=0x%08x\nAR_DIAG_SW=0x%08x\n", - __func__, REG_READ(ah, AR_CR), REG_READ(ah, AR_DIAG_SW)); return false; } else { diff --git a/drivers/net/wireless/ath9k/main.c b/drivers/net/wireless/ath9k/main.c index 437e38a3c6d..26c47577e18 100644 --- a/drivers/net/wireless/ath9k/main.c +++ b/drivers/net/wireless/ath9k/main.c @@ -17,6 +17,7 @@ #include <linux/nl80211.h> #include "core.h" #include "reg.h" +#include "hw.h" #define ATH_PCI_VERSION "0.1" @@ -175,8 +176,8 @@ static void ath_setup_rates(struct ath_softc *sc, enum ieee80211_band band) rate[i].bitrate = rate_table->info[i].ratekbps / 100; rate[i].hw_value = rate_table->info[i].ratecode; sband->n_bitrates++; - DPRINTF(sc, ATH_DBG_CONFIG, "%s: Rate: %2dMbps, ratecode: %2d\n", - __func__, rate[i].bitrate / 10, rate[i].hw_value); + DPRINTF(sc, ATH_DBG_CONFIG, "Rate: %2dMbps, ratecode: %2d\n", + rate[i].bitrate / 10, rate[i].hw_value); } } @@ -198,9 +199,9 @@ static int ath_setup_channels(struct ath_softc *sc) &nregclass, CTRY_DEFAULT, false, 1)) { u32 rd = ah->ah_currentRD; DPRINTF(sc, ATH_DBG_FATAL, - "%s: unable to collect channel list; " + "Unable to collect channel list; " "regdomain likely %u country code %u\n", - __func__, rd, CTRY_DEFAULT); + rd, CTRY_DEFAULT); return -EINVAL; } @@ -223,9 +224,9 @@ static int ath_setup_channels(struct ath_softc *sc) band_2ghz->n_channels = ++a; - DPRINTF(sc, ATH_DBG_CONFIG, "%s: 2MHz channel: %d, " + DPRINTF(sc, ATH_DBG_CONFIG, "2MHz channel: %d, " "channelFlags: 0x%x\n", - __func__, c->channel, c->channelFlags); + c->channel, c->channelFlags); } else if (IS_CHAN_5GHZ(c)) { chan_5ghz[b].band = IEEE80211_BAND_5GHZ; chan_5ghz[b].center_freq = c->channel; @@ -238,9 +239,9 @@ static int ath_setup_channels(struct ath_softc *sc) band_5ghz->n_channels = ++b; - DPRINTF(sc, ATH_DBG_CONFIG, "%s: 5MHz channel: %d, " + DPRINTF(sc, ATH_DBG_CONFIG, "5MHz channel: %d, " "channelFlags: 0x%x\n", - __func__, c->channel, c->channelFlags); + c->channel, c->channelFlags); } } @@ -274,9 +275,9 @@ static int ath_set_channel(struct ath_softc *sc, struct ath9k_channel *hchan) * hardware at the new frequency, and then re-enable * the relevant bits of the h/w. */ - ath9k_hw_set_interrupts(ah, 0); /* disable interrupts */ - ath_draintxq(sc, false); /* clear pending tx frames */ - stopped = ath_stoprecv(sc); /* turn off frame recv */ + ath9k_hw_set_interrupts(ah, 0); + ath_draintxq(sc, false); + stopped = ath_stoprecv(sc); /* XXX: do not flush receive queue here. We don't want * to flush data frames already in queue because of @@ -286,8 +287,7 @@ static int ath_set_channel(struct ath_softc *sc, struct ath9k_channel *hchan) fastcc = false; DPRINTF(sc, ATH_DBG_CONFIG, - "%s: (%u MHz) -> (%u MHz), cflags:%x, chanwidth: %d\n", - __func__, + "(%u MHz) -> (%u MHz), cflags:%x, chanwidth: %d\n", sc->sc_ah->ah_curchan->channel, hchan->channel, hchan->channelFlags, sc->tx_chan_width); @@ -296,8 +296,8 @@ static int ath_set_channel(struct ath_softc *sc, struct ath9k_channel *hchan) sc->sc_tx_chainmask, sc->sc_rx_chainmask, sc->sc_ht_extprotspacing, fastcc, &status)) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: unable to reset channel %u (%uMhz) " - "flags 0x%x hal status %u\n", __func__, + "Unable to reset channel %u (%uMhz) " + "flags 0x%x hal status %u\n", ath9k_hw_mhz2ieee(ah, hchan->channel, hchan->channelFlags), hchan->channel, hchan->channelFlags, status); @@ -311,7 +311,7 @@ static int ath_set_channel(struct ath_softc *sc, struct ath9k_channel *hchan) if (ath_startrecv(sc) != 0) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: unable to restart recv logic\n", __func__); + "Unable to restart recv logic\n"); return -EIO; } @@ -352,8 +352,7 @@ static void ath_ani_calibrate(unsigned long data) /* Long calibration runs independently of short calibration. */ if ((timestamp - sc->sc_ani.sc_longcal_timer) >= ATH_LONG_CALINTERVAL) { longcal = true; - DPRINTF(sc, ATH_DBG_ANI, "%s: longcal @%lu\n", - __func__, jiffies); + DPRINTF(sc, ATH_DBG_ANI, "longcal @%lu\n", jiffies); sc->sc_ani.sc_longcal_timer = timestamp; } @@ -362,8 +361,7 @@ static void ath_ani_calibrate(unsigned long data) if ((timestamp - sc->sc_ani.sc_shortcal_timer) >= ATH_SHORT_CALINTERVAL) { shortcal = true; - DPRINTF(sc, ATH_DBG_ANI, "%s: shortcal @%lu\n", - __func__, jiffies); + DPRINTF(sc, ATH_DBG_ANI, "shortcal @%lu\n", jiffies); sc->sc_ani.sc_shortcal_timer = timestamp; sc->sc_ani.sc_resetcal_timer = timestamp; } @@ -404,15 +402,13 @@ static void ath_ani_calibrate(unsigned long data) ah->ah_curchan); DPRINTF(sc, ATH_DBG_ANI, - "%s: calibrate chan %u/%x nf: %d\n", - __func__, + "calibrate chan %u/%x nf: %d\n", ah->ah_curchan->channel, ah->ah_curchan->channelFlags, sc->sc_ani.sc_noise_floor); } else { DPRINTF(sc, ATH_DBG_ANY, - "%s: calibrate chan %u/%x failed\n", - __func__, + "calibrate chan %u/%x failed\n", ah->ah_curchan->channel, ah->ah_curchan->channelFlags); } @@ -425,8 +421,9 @@ static void ath_ani_calibrate(unsigned long data) * The interval must be the shortest necessary to satisfy ANI, * short calibration and long calibration. */ - - cal_interval = ATH_ANI_POLLINTERVAL; + cal_interval = ATH_LONG_CALINTERVAL; + if (sc->sc_ah->ah_config.enable_ani) + cal_interval = min(cal_interval, (u32)ATH_ANI_POLLINTERVAL); if (!sc->sc_ani.sc_caldone) cal_interval = min(cal_interval, (u32)ATH_SHORT_CALINTERVAL); @@ -449,8 +446,8 @@ static void ath_update_chainmask(struct ath_softc *sc, int is_ht) sc->sc_rx_chainmask = 1; } - DPRINTF(sc, ATH_DBG_CONFIG, "%s: tx chmask: %d, rx chmask: %d\n", - __func__, sc->sc_tx_chainmask, sc->sc_rx_chainmask); + DPRINTF(sc, ATH_DBG_CONFIG, "tx chmask: %d, rx chmask: %d\n", + sc->sc_tx_chainmask, sc->sc_rx_chainmask); } static void ath_node_attach(struct ath_softc *sc, struct ieee80211_sta *sta) @@ -622,35 +619,35 @@ static int ath_get_channel(struct ath_softc *sc, return -1; } +/* ext_chan_offset: (-1, 0, 1) (below, none, above) */ + static u32 ath_get_extchanmode(struct ath_softc *sc, struct ieee80211_channel *chan, - struct ieee80211_bss_conf *bss_conf) + int ext_chan_offset, + enum ath9k_ht_macmode tx_chan_width) { u32 chanmode = 0; - u8 ext_chan_offset = bss_conf->ht.secondary_channel_offset; - enum ath9k_ht_macmode tx_chan_width = (bss_conf->ht.width_40_ok) ? - ATH9K_HT_MACMODE_2040 : ATH9K_HT_MACMODE_20; switch (chan->band) { case IEEE80211_BAND_2GHZ: - if ((ext_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_NONE) && + if ((ext_chan_offset == 0) && (tx_chan_width == ATH9K_HT_MACMODE_20)) chanmode = CHANNEL_G_HT20; - if ((ext_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_ABOVE) && + if ((ext_chan_offset == 1) && (tx_chan_width == ATH9K_HT_MACMODE_2040)) chanmode = CHANNEL_G_HT40PLUS; - if ((ext_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_BELOW) && + if ((ext_chan_offset == -1) && (tx_chan_width == ATH9K_HT_MACMODE_2040)) chanmode = CHANNEL_G_HT40MINUS; break; case IEEE80211_BAND_5GHZ: - if ((ext_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_NONE) && + if ((ext_chan_offset == 0) && (tx_chan_width == ATH9K_HT_MACMODE_20)) chanmode = CHANNEL_A_HT20; - if ((ext_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_ABOVE) && + if ((ext_chan_offset == 1) && (tx_chan_width == ATH9K_HT_MACMODE_2040)) chanmode = CHANNEL_A_HT40PLUS; - if ((ext_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_BELOW) && + if ((ext_chan_offset == -1) && (tx_chan_width == ATH9K_HT_MACMODE_2040)) chanmode = CHANNEL_A_HT40MINUS; break; @@ -712,7 +709,7 @@ static int ath_setkey_tkip(struct ath_softc *sc, if (!ath_keyset(sc, key->keyidx, hk, NULL)) { /* Txmic entry failed. No need to proceed further */ DPRINTF(sc, ATH_DBG_KEYCACHE, - "%s Setting TX MIC Key Failed\n", __func__); + "Setting TX MIC Key Failed\n"); return 0; } @@ -758,13 +755,17 @@ static int ath_key_config(struct ath_softc *sc, /* * Strategy: - * For _M_STA mc tx, we will not setup a key at all since we never - * tx mc. - * _M_STA mc rx, we will use the keyID. - * for _M_IBSS mc tx, we will use the keyID, and no macaddr. - * for _M_IBSS mc rx, we will alloc a slot and plumb the mac of the - * peer node. BUT we will plumb a cleartext key so that we can do - * perSta default key table lookup in software. + * For STA mc tx, we will not setup a key at + * all since we never tx mc. + * + * For STA mc rx, we will use the keyID. + * + * For ADHOC mc tx, we will use the keyID, and no macaddr. + * + * For ADHOC mc rx, we will alloc a slot and plumb the mac of + * the peer node. + * BUT we will plumb a cleartext key so that we can do + * per-Sta default key table lookup in software. */ if (is_broadcast_ether_addr(addr)) { switch (opmode) { @@ -836,11 +837,22 @@ static void ath9k_ht_conf(struct ath_softc *sc, ath9k_hw_set11nmac2040(sc->sc_ah, sc->tx_chan_width); DPRINTF(sc, ATH_DBG_CONFIG, - "%s: BSS Changed HT, chanwidth: %d\n", - __func__, sc->tx_chan_width); + "BSS Changed HT, chanwidth: %d\n", sc->tx_chan_width); } } +static inline int ath_sec_offset(u8 ext_offset) +{ + if (ext_offset == IEEE80211_HT_PARAM_CHA_SEC_NONE) + return 0; + else if (ext_offset == IEEE80211_HT_PARAM_CHA_SEC_ABOVE) + return 1; + else if (ext_offset == IEEE80211_HT_PARAM_CHA_SEC_BELOW) + return -1; + + return 0; +} + static void ath9k_bss_assoc_info(struct ath_softc *sc, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf) @@ -851,12 +863,10 @@ static void ath9k_bss_assoc_info(struct ath_softc *sc, int pos; if (bss_conf->assoc) { - DPRINTF(sc, ATH_DBG_CONFIG, "%s: Bss Info ASSOC %d\n", - __func__, - bss_conf->aid); + DPRINTF(sc, ATH_DBG_CONFIG, "Bss Info ASSOC %d\n", bss_conf->aid); /* New association, store aid */ - if (avp->av_opmode == ATH9K_M_STA) { + if (avp->av_opmode == NL80211_IFTYPE_STATION) { sc->sc_curaid = bss_conf->aid; ath9k_hw_write_associd(sc->sc_ah, sc->sc_curbssid, sc->sc_curaid); @@ -876,29 +886,25 @@ static void ath9k_bss_assoc_info(struct ath_softc *sc, ath_update_chainmask(sc, hw->conf.ht.enabled); DPRINTF(sc, ATH_DBG_CONFIG, - "%s: bssid %pM aid 0x%x\n", - __func__, + "bssid %pM aid 0x%x\n", sc->sc_curbssid, sc->sc_curaid); - DPRINTF(sc, ATH_DBG_CONFIG, "%s: Set channel: %d MHz\n", - __func__, - curchan->center_freq); - pos = ath_get_channel(sc, curchan); if (pos == -1) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: Invalid channel\n", __func__); + "Invalid channel: %d\n", curchan->center_freq); return; } if (hw->conf.ht.enabled) { - sc->sc_ah->ah_channels[pos].chanmode = - ath_get_extchanmode(sc, curchan, bss_conf); + int offset = + ath_sec_offset(bss_conf->ht.secondary_channel_offset); + sc->tx_chan_width = (bss_conf->ht.width_40_ok) ? + ATH9K_HT_MACMODE_2040 : ATH9K_HT_MACMODE_20; - if (bss_conf->ht.width_40_ok) - sc->tx_chan_width = ATH9K_HT_MACMODE_2040; - else - sc->tx_chan_width = ATH9K_HT_MACMODE_20; + sc->sc_ah->ah_channels[pos].chanmode = + ath_get_extchanmode(sc, curchan, + offset, sc->tx_chan_width); } else { sc->sc_ah->ah_channels[pos].chanmode = (curchan->band == IEEE80211_BAND_2GHZ) ? @@ -907,14 +913,15 @@ static void ath9k_bss_assoc_info(struct ath_softc *sc, /* set h/w channel */ if (ath_set_channel(sc, &sc->sc_ah->ah_channels[pos]) < 0) - DPRINTF(sc, ATH_DBG_FATAL, - "%s: Unable to set channel\n", __func__); + DPRINTF(sc, ATH_DBG_FATAL, "Unable to set channel: %d\n", + curchan->center_freq); + /* Start ANI */ mod_timer(&sc->sc_ani.timer, jiffies + msecs_to_jiffies(ATH_ANI_POLLINTERVAL)); } else { - DPRINTF(sc, ATH_DBG_CONFIG, "%s: Bss Info DISSOC\n", __func__); + DPRINTF(sc, ATH_DBG_CONFIG, "Bss Info DISSOC\n"); sc->sc_curaid = 0; } } @@ -1053,8 +1060,8 @@ static void ath_radio_enable(struct ath_softc *sc) sc->sc_ht_extprotspacing, false, &status)) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: unable to reset channel %u (%uMhz) " - "flags 0x%x hal status %u\n", __func__, + "Unable to reset channel %u (%uMhz) " + "flags 0x%x hal status %u\n", ath9k_hw_mhz2ieee(ah, ah->ah_curchan->channel, ah->ah_curchan->channelFlags), @@ -1066,7 +1073,7 @@ static void ath_radio_enable(struct ath_softc *sc) ath_update_txpow(sc); if (ath_startrecv(sc) != 0) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: unable to restart recv logic\n", __func__); + "Unable to restart recv logic\n"); return; } @@ -1111,8 +1118,8 @@ static void ath_radio_disable(struct ath_softc *sc) sc->sc_ht_extprotspacing, false, &status)) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: unable to reset channel %u (%uMhz) " - "flags 0x%x hal status %u\n", __func__, + "Unable to reset channel %u (%uMhz) " + "flags 0x%x hal status %u\n", ath9k_hw_mhz2ieee(ah, ah->ah_curchan->channel, ah->ah_curchan->channelFlags), @@ -1192,7 +1199,7 @@ static int ath_sw_toggle_radio(void *data, enum rfkill_state state) sc->sc_flags &= ~SC_OP_RFKILL_SW_BLOCKED; if (sc->sc_flags & SC_OP_RFKILL_HW_BLOCKED) { DPRINTF(sc, ATH_DBG_FATAL, "Can't turn on the" - "radio as it is disabled by h/w \n"); + "radio as it is disabled by h/w\n"); return -EPERM; } ath_radio_enable(sc); @@ -1272,7 +1279,7 @@ static void ath_detach(struct ath_softc *sc) struct ieee80211_hw *hw = sc->hw; int i = 0; - DPRINTF(sc, ATH_DBG_CONFIG, "%s: Detach ATH hw\n", __func__); + DPRINTF(sc, ATH_DBG_CONFIG, "Detach ATH hw\n"); #if defined(CONFIG_RFKILL) || defined(CONFIG_RFKILL_MODULE) ath_deinit_rfkill(sc); @@ -1298,6 +1305,7 @@ static void ath_detach(struct ath_softc *sc) ath_tx_cleanupq(sc, &sc->sc_txq[i]); ath9k_hw_detach(sc->sc_ah); + ath9k_exit_debug(sc); } static int ath_init(u16 devid, struct ath_softc *sc) @@ -1309,7 +1317,9 @@ static int ath_init(u16 devid, struct ath_softc *sc) /* XXX: hardware will not be ready until ath_open() being called */ sc->sc_flags |= SC_OP_INVALID; - sc->sc_debug = DBG_DEFAULT; + + if (ath9k_init_debug(sc) < 0) + printk(KERN_ERR "Unable to create debugfs files\n"); spin_lock_init(&sc->sc_resetlock); tasklet_init(&sc->intr_tq, ath9k_tasklet, (unsigned long)sc); @@ -1327,8 +1337,7 @@ static int ath_init(u16 devid, struct ath_softc *sc) ah = ath9k_hw_attach(devid, sc, sc->mem, &status); if (ah == NULL) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: unable to attach hardware; HAL status %u\n", - __func__, status); + "Unable to attach hardware; HAL status %u\n", status); error = -ENXIO; goto bad; } @@ -1338,8 +1347,8 @@ static int ath_init(u16 devid, struct ath_softc *sc) sc->sc_keymax = ah->ah_caps.keycache_size; if (sc->sc_keymax > ATH_KEYMAX) { DPRINTF(sc, ATH_DBG_KEYCACHE, - "%s: Warning, using only %u entries in %u key cache\n", - __func__, ATH_KEYMAX, sc->sc_keymax); + "Warning, using only %u entries in %u key cache\n", + ATH_KEYMAX, sc->sc_keymax); sc->sc_keymax = ATH_KEYMAX; } @@ -1369,7 +1378,8 @@ static int ath_init(u16 devid, struct ath_softc *sc) goto bad; /* default to MONITOR mode */ - sc->sc_ah->ah_opmode = ATH9K_M_MONITOR; + sc->sc_ah->ah_opmode = NL80211_IFTYPE_MONITOR; + /* Setup rate tables */ @@ -1386,14 +1396,14 @@ static int ath_init(u16 devid, struct ath_softc *sc) sc->sc_bhalq = ath_beaconq_setup(ah); if (sc->sc_bhalq == -1) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: unable to setup a beacon xmit queue\n", __func__); + "Unable to setup a beacon xmit queue\n"); error = -EIO; goto bad2; } sc->sc_cabq = ath_txq_setup(sc, ATH9K_TX_QUEUE_CAB, 0); if (sc->sc_cabq == NULL) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: unable to setup CAB xmit queue\n", __func__); + "Unable to setup CAB xmit queue\n"); error = -EIO; goto bad2; } @@ -1408,30 +1418,26 @@ static int ath_init(u16 devid, struct ath_softc *sc) /* NB: ensure BK queue is the lowest priority h/w queue */ if (!ath_tx_setup(sc, ATH9K_WME_AC_BK)) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: unable to setup xmit queue for BK traffic\n", - __func__); + "Unable to setup xmit queue for BK traffic\n"); error = -EIO; goto bad2; } if (!ath_tx_setup(sc, ATH9K_WME_AC_BE)) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: unable to setup xmit queue for BE traffic\n", - __func__); + "Unable to setup xmit queue for BE traffic\n"); error = -EIO; goto bad2; } if (!ath_tx_setup(sc, ATH9K_WME_AC_VI)) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: unable to setup xmit queue for VI traffic\n", - __func__); + "Unable to setup xmit queue for VI traffic\n"); error = -EIO; goto bad2; } if (!ath_tx_setup(sc, ATH9K_WME_AC_VO)) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: unable to setup xmit queue for VO traffic\n", - __func__); + "Unable to setup xmit queue for VO traffic\n"); error = -EIO; goto bad2; } @@ -1543,7 +1549,7 @@ static int ath_attach(u16 devid, struct ath_softc *sc) struct ieee80211_hw *hw = sc->hw; int error = 0; - DPRINTF(sc, ATH_DBG_CONFIG, "%s: Attach ATH hw\n", __func__); + DPRINTF(sc, ATH_DBG_CONFIG, "Attach ATH hw\n"); error = ath_init(devid, sc); if (error != 0) @@ -1574,8 +1580,7 @@ static int ath_attach(u16 devid, struct ath_softc *sc) error = ath_rate_control_register(); if (error != 0) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: Unable to register rate control " - "algorithm:%d\n", __func__, error); + "Unable to register rate control algorithm: %d\n", error); ath_rate_control_unregister(); goto bad; } @@ -1643,15 +1648,13 @@ int ath_reset(struct ath_softc *sc, bool retry_tx) sc->sc_tx_chainmask, sc->sc_rx_chainmask, sc->sc_ht_extprotspacing, false, &status)) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: unable to reset hardware; hal status %u\n", - __func__, status); + "Unable to reset hardware; hal status %u\n", status); error = -EIO; } spin_unlock_bh(&sc->sc_resetlock); if (ath_startrecv(sc) != 0) - DPRINTF(sc, ATH_DBG_FATAL, - "%s: unable to start recv logic\n", __func__); + DPRINTF(sc, ATH_DBG_FATAL, "Unable to start recv logic\n"); /* * We may be doing a reset in response to a request @@ -1699,13 +1702,12 @@ int ath_descdma_setup(struct ath_softc *sc, struct ath_descdma *dd, struct ath_buf *bf; int i, bsize, error; - DPRINTF(sc, ATH_DBG_CONFIG, "%s: %s DMA: %u buffers %u desc/buf\n", - __func__, name, nbuf, ndesc); + DPRINTF(sc, ATH_DBG_CONFIG, "%s DMA: %u buffers %u desc/buf\n", + name, nbuf, ndesc); /* ath_desc must be a multiple of DWORDs */ if ((sizeof(struct ath_desc) % 4) != 0) { - DPRINTF(sc, ATH_DBG_FATAL, "%s: ath_desc not DWORD aligned\n", - __func__); + DPRINTF(sc, ATH_DBG_FATAL, "ath_desc not DWORD aligned\n"); ASSERT((sizeof(struct ath_desc) % 4) == 0); error = -ENOMEM; goto fail; @@ -1741,8 +1743,8 @@ int ath_descdma_setup(struct ath_softc *sc, struct ath_descdma *dd, goto fail; } ds = dd->dd_desc; - DPRINTF(sc, ATH_DBG_CONFIG, "%s: %s DMA map: %p (%u) -> %llx (%u)\n", - __func__, dd->dd_name, ds, (u32) dd->dd_desc_len, + DPRINTF(sc, ATH_DBG_CONFIG, "%s DMA map: %p (%u) -> %llx (%u)\n", + dd->dd_name, ds, (u32) dd->dd_desc_len, ito64(dd->dd_desc_paddr), /*XXX*/(u32) dd->dd_desc_len); /* allocate buffers */ @@ -1864,14 +1866,14 @@ static int ath9k_start(struct ieee80211_hw *hw) struct ath9k_channel *init_channel; int error = 0, pos, status; - DPRINTF(sc, ATH_DBG_CONFIG, "%s: Starting driver with " - "initial channel: %d MHz\n", __func__, curchan->center_freq); + DPRINTF(sc, ATH_DBG_CONFIG, "Starting driver with " + "initial channel: %d MHz\n", curchan->center_freq); /* setup initial channel */ pos = ath_get_channel(sc, curchan); if (pos == -1) { - DPRINTF(sc, ATH_DBG_FATAL, "%s: Invalid channel\n", __func__); + DPRINTF(sc, ATH_DBG_FATAL, "Invalid channel: %d\n", curchan->center_freq); error = -EINVAL; goto error; } @@ -1897,8 +1899,8 @@ static int ath9k_start(struct ieee80211_hw *hw) sc->sc_tx_chainmask, sc->sc_rx_chainmask, sc->sc_ht_extprotspacing, false, &status)) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: unable to reset hardware; hal status %u " - "(freq %u flags 0x%x)\n", __func__, status, + "Unable to reset hardware; hal status %u " + "(freq %u flags 0x%x)\n", status, init_channel->channel, init_channel->channelFlags); error = -EIO; spin_unlock_bh(&sc->sc_resetlock); @@ -1921,7 +1923,7 @@ static int ath9k_start(struct ieee80211_hw *hw) */ if (ath_startrecv(sc) != 0) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: unable to start recv logic\n", __func__); + "Unable to start recv logic\n"); error = -EIO; goto error; } @@ -1942,8 +1944,8 @@ static int ath9k_start(struct ieee80211_hw *hw) * Note we only do this (at the moment) for station mode. */ if (ath9k_hw_phycounters(sc->sc_ah) && - ((sc->sc_ah->ah_opmode == ATH9K_M_STA) || - (sc->sc_ah->ah_opmode == ATH9K_M_IBSS))) + ((sc->sc_ah->ah_opmode == NL80211_IFTYPE_STATION) || + (sc->sc_ah->ah_opmode == NL80211_IFTYPE_ADHOC))) sc->sc_imask |= ATH9K_INT_MIB; /* * Some hardware processes the TIM IE and fires an @@ -1952,7 +1954,7 @@ static int ath9k_start(struct ieee80211_hw *hw) * enable the TIM interrupt when operating as station. */ if ((sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_ENHANCEDPM) && - (sc->sc_ah->ah_opmode == ATH9K_M_STA) && + (sc->sc_ah->ah_opmode == NL80211_IFTYPE_STATION) && !sc->sc_config.swBeaconProcess) sc->sc_imask |= ATH9K_INT_TIM; @@ -2013,12 +2015,10 @@ static int ath9k_tx(struct ieee80211_hw *hw, if (!txctl.txq) goto exit; - DPRINTF(sc, ATH_DBG_XMIT, "%s: transmitting packet, skb: %p\n", - __func__, - skb); + DPRINTF(sc, ATH_DBG_XMIT, "transmitting packet, skb: %p\n", skb); if (ath_tx_start(sc, skb, &txctl) != 0) { - DPRINTF(sc, ATH_DBG_XMIT, "%s: TX failed\n", __func__); + DPRINTF(sc, ATH_DBG_XMIT, "TX failed\n"); goto exit; } @@ -2033,11 +2033,11 @@ static void ath9k_stop(struct ieee80211_hw *hw) struct ath_softc *sc = hw->priv; if (sc->sc_flags & SC_OP_INVALID) { - DPRINTF(sc, ATH_DBG_ANY, "%s: Device not present\n", __func__); + DPRINTF(sc, ATH_DBG_ANY, "Device not present\n"); return; } - DPRINTF(sc, ATH_DBG_CONFIG, "%s: Cleaning up\n", __func__); + DPRINTF(sc, ATH_DBG_CONFIG, "Cleaning up\n"); ieee80211_stop_queues(sc->hw); @@ -2062,7 +2062,7 @@ static void ath9k_stop(struct ieee80211_hw *hw) sc->sc_flags |= SC_OP_INVALID; - DPRINTF(sc, ATH_DBG_CONFIG, "%s: Driver halt\n", __func__); + DPRINTF(sc, ATH_DBG_CONFIG, "Driver halt\n"); } static int ath9k_add_interface(struct ieee80211_hw *hw, @@ -2070,7 +2070,7 @@ static int ath9k_add_interface(struct ieee80211_hw *hw, { struct ath_softc *sc = hw->priv; struct ath_vap *avp = (void *)conf->vif->drv_priv; - int ic_opmode = 0; + enum nl80211_iftype ic_opmode = NL80211_IFTYPE_UNSPECIFIED; /* Support only vap for now */ @@ -2079,30 +2079,27 @@ static int ath9k_add_interface(struct ieee80211_hw *hw, switch (conf->type) { case NL80211_IFTYPE_STATION: - ic_opmode = ATH9K_M_STA; + ic_opmode = NL80211_IFTYPE_STATION; break; case NL80211_IFTYPE_ADHOC: - ic_opmode = ATH9K_M_IBSS; + ic_opmode = NL80211_IFTYPE_ADHOC; break; case NL80211_IFTYPE_AP: - ic_opmode = ATH9K_M_HOSTAP; + ic_opmode = NL80211_IFTYPE_AP; break; default: DPRINTF(sc, ATH_DBG_FATAL, - "%s: Interface type %d not yet supported\n", - __func__, conf->type); + "Interface type %d not yet supported\n", conf->type); return -EOPNOTSUPP; } - DPRINTF(sc, ATH_DBG_CONFIG, "%s: Attach a VAP of type: %d\n", - __func__, - ic_opmode); + DPRINTF(sc, ATH_DBG_CONFIG, "Attach a VAP of type: %d\n", ic_opmode); /* Set the VAP opmode */ avp->av_opmode = ic_opmode; avp->av_bslot = -1; - if (ic_opmode == ATH9K_M_HOSTAP) + if (ic_opmode == NL80211_IFTYPE_AP) ath9k_hw_set_tsfadjust(sc->sc_ah, 1); sc->sc_vaps[0] = conf->vif; @@ -2127,7 +2124,7 @@ static void ath9k_remove_interface(struct ieee80211_hw *hw, struct ath_softc *sc = hw->priv; struct ath_vap *avp = (void *)conf->vif->drv_priv; - DPRINTF(sc, ATH_DBG_CONFIG, "%s: Detach VAP\n", __func__); + DPRINTF(sc, ATH_DBG_CONFIG, "Detach Interface\n"); #ifdef CONFIG_SLOW_ANT_DIV ath_slow_ant_div_stop(&sc->sc_antdiv); @@ -2136,8 +2133,8 @@ static void ath9k_remove_interface(struct ieee80211_hw *hw, del_timer_sync(&sc->sc_ani.timer); /* Reclaim beacon resources */ - if (sc->sc_ah->ah_opmode == ATH9K_M_HOSTAP || - sc->sc_ah->ah_opmode == ATH9K_M_IBSS) { + if (sc->sc_ah->ah_opmode == NL80211_IFTYPE_AP || + sc->sc_ah->ah_opmode == NL80211_IFTYPE_ADHOC) { ath9k_hw_stoptxdma(sc->sc_ah, sc->sc_bhalq); ath_beacon_return(sc, avp); } @@ -2157,12 +2154,13 @@ static int ath9k_config(struct ieee80211_hw *hw, u32 changed) struct ieee80211_channel *curchan = hw->conf.channel; int pos; - DPRINTF(sc, ATH_DBG_CONFIG, "%s: Set channel: %d MHz\n", - __func__, curchan->center_freq); + DPRINTF(sc, ATH_DBG_CONFIG, "Set channel: %d MHz\n", + curchan->center_freq); pos = ath_get_channel(sc, curchan); if (pos == -1) { - DPRINTF(sc, ATH_DBG_FATAL, "%s: Invalid channel\n", __func__); + DPRINTF(sc, ATH_DBG_FATAL, "Invalid channel: %d\n", + curchan->center_freq); return -EINVAL; } @@ -2171,9 +2169,21 @@ static int ath9k_config(struct ieee80211_hw *hw, u32 changed) (curchan->band == IEEE80211_BAND_2GHZ) ? CHANNEL_G : CHANNEL_A; - if (ath_set_channel(sc, &sc->sc_ah->ah_channels[pos]) < 0) - DPRINTF(sc, ATH_DBG_FATAL, - "%s: Unable to set channel\n", __func__); + if ((sc->sc_ah->ah_opmode == NL80211_IFTYPE_AP) && + (conf->ht.enabled)) { + sc->tx_chan_width = (!!conf->ht.sec_chan_offset) ? + ATH9K_HT_MACMODE_2040 : ATH9K_HT_MACMODE_20; + + sc->sc_ah->ah_channels[pos].chanmode = + ath_get_extchanmode(sc, curchan, + conf->ht.sec_chan_offset, + sc->tx_chan_width); + } + + if (ath_set_channel(sc, &sc->sc_ah->ah_channels[pos]) < 0) { + DPRINTF(sc, ATH_DBG_FATAL, "Unable to set channel\n"); + return -EINVAL; + } } if (changed & IEEE80211_CONF_CHANGE_HT) @@ -2198,8 +2208,8 @@ static int ath9k_config_interface(struct ieee80211_hw *hw, /* TODO: Need to decide which hw opmode to use for multi-interface * cases */ if (vif->type == NL80211_IFTYPE_AP && - ah->ah_opmode != ATH9K_M_HOSTAP) { - ah->ah_opmode = ATH9K_M_HOSTAP; + ah->ah_opmode != NL80211_IFTYPE_AP) { + ah->ah_opmode = NL80211_IFTYPE_STATION; ath9k_hw_setopmode(ah); ath9k_hw_write_associd(ah, sc->sc_myaddr, 0); /* Request full reset to get hw opmode changed properly */ @@ -2221,9 +2231,8 @@ static int ath9k_config_interface(struct ieee80211_hw *hw, sc->sc_config.ath_aggr_prot = 0; DPRINTF(sc, ATH_DBG_CONFIG, - "%s: RX filter 0x%x bssid %pM aid 0x%x\n", - __func__, rfilt, - sc->sc_curbssid, sc->sc_curaid); + "RX filter 0x%x bssid %pM aid 0x%x\n", + rfilt, sc->sc_curbssid, sc->sc_curaid); /* need to reconfigure the beacon */ sc->sc_flags &= ~SC_OP_BEACONS ; @@ -2255,7 +2264,7 @@ static int ath9k_config_interface(struct ieee80211_hw *hw, } /* Check for WLAN_CAPABILITY_PRIVACY ? */ - if ((avp->av_opmode != ATH9K_M_STA)) { + if ((avp->av_opmode != NL80211_IFTYPE_STATION)) { for (i = 0; i < IEEE80211_WEP_NKID; i++) if (ath9k_hw_keyisvalid(sc->sc_ah, (u16)i)) ath9k_hw_keysetmac(sc->sc_ah, @@ -2300,8 +2309,7 @@ static void ath9k_configure_filter(struct ieee80211_hw *hw, ath9k_hw_write_associd(sc->sc_ah, ath_bcast_mac, 0); } - DPRINTF(sc, ATH_DBG_CONFIG, "%s: Set HW RX filter: 0x%x\n", - __func__, sc->rx_filter); + DPRINTF(sc, ATH_DBG_CONFIG, "Set HW RX filter: 0x%x\n", sc->rx_filter); } static void ath9k_sta_notify(struct ieee80211_hw *hw, @@ -2341,20 +2349,14 @@ static int ath9k_conf_tx(struct ieee80211_hw *hw, qnum = ath_get_hal_qnum(queue, sc); DPRINTF(sc, ATH_DBG_CONFIG, - "%s: Configure tx [queue/halq] [%d/%d], " + "Configure tx [queue/halq] [%d/%d], " "aifs: %d, cw_min: %d, cw_max: %d, txop: %d\n", - __func__, - queue, - qnum, - params->aifs, - params->cw_min, - params->cw_max, - params->txop); + queue, qnum, params->aifs, params->cw_min, + params->cw_max, params->txop); ret = ath_txq_update(sc, qnum, &qi); if (ret) - DPRINTF(sc, ATH_DBG_FATAL, - "%s: TXQ Update failed\n", __func__); + DPRINTF(sc, ATH_DBG_FATAL, "TXQ Update failed\n"); return ret; } @@ -2368,7 +2370,7 @@ static int ath9k_set_key(struct ieee80211_hw *hw, struct ath_softc *sc = hw->priv; int ret = 0; - DPRINTF(sc, ATH_DBG_KEYCACHE, " %s: Set HW Key\n", __func__); + DPRINTF(sc, ATH_DBG_KEYCACHE, "Set HW Key\n"); switch (cmd) { case SET_KEY: @@ -2401,8 +2403,7 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, struct ath_softc *sc = hw->priv; if (changed & BSS_CHANGED_ERP_PREAMBLE) { - DPRINTF(sc, ATH_DBG_CONFIG, "%s: BSS Changed PREAMBLE %d\n", - __func__, + DPRINTF(sc, ATH_DBG_CONFIG, "BSS Changed PREAMBLE %d\n", bss_conf->use_short_preamble); if (bss_conf->use_short_preamble) sc->sc_flags |= SC_OP_PREAMBLE_SHORT; @@ -2411,8 +2412,7 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, } if (changed & BSS_CHANGED_ERP_CTS_PROT) { - DPRINTF(sc, ATH_DBG_CONFIG, "%s: BSS Changed CTS PROT %d\n", - __func__, + DPRINTF(sc, ATH_DBG_CONFIG, "BSS Changed CTS PROT %d\n", bss_conf->use_cts_prot); if (bss_conf->use_cts_prot && hw->conf.channel->band != IEEE80211_BAND_5GHZ) @@ -2425,8 +2425,7 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, ath9k_ht_conf(sc, bss_conf); if (changed & BSS_CHANGED_ASSOC) { - DPRINTF(sc, ATH_DBG_CONFIG, "%s: BSS Changed ASSOC %d\n", - __func__, + DPRINTF(sc, ATH_DBG_CONFIG, "BSS Changed ASSOC %d\n", bss_conf->assoc); ath9k_bss_assoc_info(sc, vif, bss_conf); } @@ -2470,8 +2469,7 @@ static int ath9k_ampdu_action(struct ieee80211_hw *hw, ret = ath_tx_aggr_start(sc, sta, tid, ssn); if (ret < 0) DPRINTF(sc, ATH_DBG_FATAL, - "%s: Unable to start TX aggregation\n", - __func__); + "Unable to start TX aggregation\n"); else ieee80211_start_tx_ba_cb_irqsafe(hw, sta->addr, tid); break; @@ -2479,8 +2477,7 @@ static int ath9k_ampdu_action(struct ieee80211_hw *hw, ret = ath_tx_aggr_stop(sc, sta, tid); if (ret < 0) DPRINTF(sc, ATH_DBG_FATAL, - "%s: Unable to stop TX aggregation\n", - __func__); + "Unable to stop TX aggregation\n"); ieee80211_stop_tx_ba_cb_irqsafe(hw, sta->addr, tid); break; @@ -2488,8 +2485,7 @@ static int ath9k_ampdu_action(struct ieee80211_hw *hw, ath_tx_aggr_resume(sc, sta, tid); break; default: - DPRINTF(sc, ATH_DBG_FATAL, - "%s: Unknown AMPDU action\n", __func__); + DPRINTF(sc, ATH_DBG_FATAL, "Unknown AMPDU action\n"); } return ret; @@ -2545,7 +2541,6 @@ static struct { /* * Return the MAC/BB name. "????" is returned if the MAC/BB is unknown. */ - static const char * ath_mac_bb_name(u32 mac_bb_version) { @@ -2563,7 +2558,6 @@ ath_mac_bb_name(u32 mac_bb_version) /* * Return the RF name. "????" is returned if the RF is unknown. */ - static const char * ath_rf_name(u16 rf_version) { @@ -2602,7 +2596,7 @@ static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) if (ret) { printk(KERN_ERR "ath9k: 32-bit DMA consistent " - "DMA enable faled\n"); + "DMA enable failed\n"); goto bad; } @@ -2812,6 +2806,6 @@ module_init(init_ath_pci); static void __exit exit_ath_pci(void) { pci_unregister_driver(&ath_pci_driver); - printk(KERN_INFO "%s: driver unloaded\n", dev_info); + printk(KERN_INFO "%s: Driver unloaded\n", dev_info); } module_exit(exit_ath_pci); diff --git a/drivers/net/wireless/ath9k/phy.c b/drivers/net/wireless/ath9k/phy.c index 4f1c8bf8342..766982a8196 100644 --- a/drivers/net/wireless/ath9k/phy.c +++ b/drivers/net/wireless/ath9k/phy.c @@ -52,8 +52,7 @@ ath9k_hw_set_channel(struct ath_hal *ah, struct ath9k_channel *chan) bModeSynth = 1; } else { DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, - "%s: invalid channel %u MHz\n", __func__, - freq); + "Invalid channel %u MHz\n", freq); return false; } @@ -86,7 +85,7 @@ ath9k_hw_set_channel(struct ath_hal *ah, struct ath9k_channel *chan) aModeRefSel = ath9k_hw_reverse_bits(1, 2); } else { DPRINTF(ah->ah_sc, ATH_DBG_CHANNEL, - "%s: invalid channel %u MHz\n", __func__, freq); + "Invalid channel %u MHz\n", freq); return false; } @@ -348,8 +347,7 @@ bool ath9k_hw_init_rf(struct ath_hal *ah, int *status) || ahp->ah_analogBank6TPCData == NULL || ahp->ah_analogBank7Data == NULL) { DPRINTF(ah->ah_sc, ATH_DBG_FATAL, - "%s: cannot allocate RF banks\n", - __func__); + "Cannot allocate RF banks\n"); *status = -ENOMEM; return false; } @@ -360,8 +358,7 @@ bool ath9k_hw_init_rf(struct ath_hal *ah, int *status) ahp->ah_iniAddac.ia_columns), GFP_KERNEL); if (ahp->ah_addac5416_21 == NULL) { DPRINTF(ah->ah_sc, ATH_DBG_FATAL, - "%s: cannot allocate ah_addac5416_21\n", - __func__); + "Cannot allocate ah_addac5416_21\n"); *status = -ENOMEM; return false; } @@ -371,8 +368,7 @@ bool ath9k_hw_init_rf(struct ath_hal *ah, int *status) ahp->ah_iniBank6.ia_rows), GFP_KERNEL); if (ahp->ah_bank6Temp == NULL) { DPRINTF(ah->ah_sc, ATH_DBG_FATAL, - "%s: cannot allocate ah_bank6Temp\n", - __func__); + "Cannot allocate ah_bank6Temp\n"); *status = -ENOMEM; return false; } diff --git a/drivers/net/wireless/ath9k/rc.c b/drivers/net/wireless/ath9k/rc.c index 93dfea897ff..76acd2b75fc 100644 --- a/drivers/net/wireless/ath9k/rc.c +++ b/drivers/net/wireless/ath9k/rc.c @@ -1304,6 +1304,38 @@ static void ath_rc_tx_status(struct ath_softc *sc, xretries, long_retry); } +static struct ath_rate_table *ath_choose_rate_table(struct ath_softc *sc, + enum ieee80211_band band, + bool is_ht, bool is_cw_40) +{ + int mode = 0; + + switch(band) { + case IEEE80211_BAND_2GHZ: + mode = ATH9K_MODE_11G; + if (is_ht) + mode = ATH9K_MODE_11NG_HT20; + if (is_cw_40) + mode = ATH9K_MODE_11NG_HT40PLUS; + break; + case IEEE80211_BAND_5GHZ: + mode = ATH9K_MODE_11A; + if (is_ht) + mode = ATH9K_MODE_11NA_HT20; + if (is_cw_40) + mode = ATH9K_MODE_11NA_HT40PLUS; + break; + default: + DPRINTF(sc, ATH_DBG_CONFIG, "Invalid band\n"); + return NULL; + } + + BUG_ON(mode >= ATH9K_MODE_MAX); + + DPRINTF(sc, ATH_DBG_CONFIG, "Choosing rate table for mode: %d\n", mode); + return sc->hw_rate_table[mode]; +} + static void ath_rc_init(struct ath_softc *sc, struct ath_rate_priv *ath_rc_priv, struct ieee80211_supported_band *sband, @@ -1314,16 +1346,25 @@ static void ath_rc_init(struct ath_softc *sc, u8 *ht_mcs = (u8 *)&ath_rc_priv->neg_ht_rates; u8 i, j, k, hi = 0, hthi = 0; - rate_table = sc->hw_rate_table[sc->sc_curmode]; + /* FIXME: Adhoc */ + if ((sc->sc_ah->ah_opmode == NL80211_IFTYPE_STATION) || + (sc->sc_ah->ah_opmode == NL80211_IFTYPE_ADHOC)) { + bool is_cw_40 = sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40; + rate_table = ath_choose_rate_table(sc, sband->band, + sta->ht_cap.ht_supported, + is_cw_40); + } else if (sc->sc_ah->ah_opmode == NL80211_IFTYPE_AP) { + /* sc_curmode would be set on init through config() */ + rate_table = sc->hw_rate_table[sc->sc_curmode]; + } - if (sta->ht_cap.ht_supported) { - if (sband->band == IEEE80211_BAND_2GHZ) - rate_table = sc->hw_rate_table[ATH9K_MODE_11NG_HT20]; - else - rate_table = sc->hw_rate_table[ATH9K_MODE_11NA_HT20]; + if (!rate_table) { + DPRINTF(sc, ATH_DBG_FATAL, "Rate table not initialized\n"); + return; + } + if (sta->ht_cap.ht_supported) { ath_rc_priv->ht_cap = (WLAN_RC_HT_FLAG | WLAN_RC_DS_FLAG); - if (sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40) ath_rc_priv->ht_cap |= WLAN_RC_40_FLAG; } @@ -1531,8 +1572,7 @@ static void *ath_rate_alloc_sta(void *priv, struct ieee80211_sta *sta, gfp_t gfp rate_priv = kzalloc(sizeof(struct ath_rate_priv), gfp); if (!rate_priv) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: Unable to allocate private rc structure\n", - __func__); + "Unable to allocate private rc structure\n"); return NULL; } diff --git a/drivers/net/wireless/ath9k/recv.c b/drivers/net/wireless/ath9k/recv.c index e49e32356e9..7a455468823 100644 --- a/drivers/net/wireless/ath9k/recv.c +++ b/drivers/net/wireless/ath9k/recv.c @@ -105,8 +105,7 @@ static struct sk_buff *ath_rxbuf_alloc(struct ath_softc *sc, u32 len) skb_reserve(skb, sc->sc_cachelsz - off); } else { DPRINTF(sc, ATH_DBG_FATAL, - "%s: skbuff alloc of size %u failed\n", - __func__, len); + "skbuff alloc of size %u failed\n", len); return NULL; } @@ -166,7 +165,7 @@ static int ath_rx_prepare(struct sk_buff *skb, struct ath_desc *ds, * discard the frame. Enable this if you want to see * error frames in Monitor mode. */ - if (sc->sc_ah->ah_opmode != ATH9K_M_MONITOR) + if (sc->sc_ah->ah_opmode != NL80211_IFTYPE_MONITOR) goto rx_next; } else if (ds->ds_rxstat.rs_status != 0) { if (ds->ds_rxstat.rs_status & ATH9K_RXERR_CRC) @@ -192,7 +191,7 @@ static int ath_rx_prepare(struct sk_buff *skb, struct ath_desc *ds, * decryption and MIC failures. For monitor mode, * we also ignore the CRC error. */ - if (sc->sc_ah->ah_opmode == ATH9K_M_MONITOR) { + if (sc->sc_ah->ah_opmode == NL80211_IFTYPE_MONITOR) { if (ds->ds_rxstat.rs_status & ~(ATH9K_RXERR_DECRYPT | ATH9K_RXERR_MIC | ATH9K_RXERR_CRC)) @@ -263,11 +262,7 @@ static void ath_opmode_init(struct ath_softc *sc) /* calculate and install multicast filter */ mfilt[0] = mfilt[1] = ~0; - ath9k_hw_setmcastfilter(ah, mfilt[0], mfilt[1]); - DPRINTF(sc, ATH_DBG_CONFIG , - "%s: RX filter 0x%x, MC filter %08x:%08x\n", - __func__, rfilt, mfilt[0], mfilt[1]); } int ath_rx_init(struct ath_softc *sc, int nbufs) @@ -285,8 +280,8 @@ int ath_rx_init(struct ath_softc *sc, int nbufs) min(sc->sc_cachelsz, (u16)64)); - DPRINTF(sc, ATH_DBG_CONFIG, "%s: cachelsz %u rxbufsize %u\n", - __func__, sc->sc_cachelsz, sc->sc_rxbufsize); + DPRINTF(sc, ATH_DBG_CONFIG, "cachelsz %u rxbufsize %u\n", + sc->sc_cachelsz, sc->sc_rxbufsize); /* Initialize rx descriptors */ @@ -294,8 +289,7 @@ int ath_rx_init(struct ath_softc *sc, int nbufs) "rx", nbufs, 1); if (error != 0) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: failed to allocate rx descriptors: %d\n", - __func__, error); + "failed to allocate rx descriptors: %d\n", error); break; } @@ -310,6 +304,15 @@ int ath_rx_init(struct ath_softc *sc, int nbufs) bf->bf_buf_addr = pci_map_single(sc->pdev, skb->data, sc->sc_rxbufsize, PCI_DMA_FROMDEVICE); + if (unlikely(pci_dma_mapping_error(sc->pdev, + bf->bf_buf_addr))) { + dev_kfree_skb_any(skb); + bf->bf_mpdu = NULL; + DPRINTF(sc, ATH_DBG_CONFIG, + "pci_dma_mapping_error() on RX init\n"); + error = -ENOMEM; + break; + } bf->bf_dmacontext = bf->bf_buf_addr; } sc->sc_rxlink = NULL; @@ -367,25 +370,25 @@ u32 ath_calcrxfilter(struct ath_softc *sc) | ATH9K_RX_FILTER_MCAST; /* If not a STA, enable processing of Probe Requests */ - if (sc->sc_ah->ah_opmode != ATH9K_M_STA) + if (sc->sc_ah->ah_opmode != NL80211_IFTYPE_STATION) rfilt |= ATH9K_RX_FILTER_PROBEREQ; /* Can't set HOSTAP into promiscous mode */ - if (((sc->sc_ah->ah_opmode != ATH9K_M_HOSTAP) && + if (((sc->sc_ah->ah_opmode != NL80211_IFTYPE_AP) && (sc->rx_filter & FIF_PROMISC_IN_BSS)) || - (sc->sc_ah->ah_opmode == ATH9K_M_MONITOR)) { + (sc->sc_ah->ah_opmode == NL80211_IFTYPE_MONITOR)) { rfilt |= ATH9K_RX_FILTER_PROM; /* ??? To prevent from sending ACK */ rfilt &= ~ATH9K_RX_FILTER_UCAST; } - if (sc->sc_ah->ah_opmode == ATH9K_M_STA || - sc->sc_ah->ah_opmode == ATH9K_M_IBSS) + if (sc->sc_ah->ah_opmode == NL80211_IFTYPE_STATION || + sc->sc_ah->ah_opmode == NL80211_IFTYPE_ADHOC) rfilt |= ATH9K_RX_FILTER_BEACON; /* If in HOSTAP mode, want to enable reception of PSPOLL frames & beacon frames */ - if (sc->sc_ah->ah_opmode == ATH9K_M_HOSTAP) + if (sc->sc_ah->ah_opmode == NL80211_IFTYPE_AP) rfilt |= (ATH9K_RX_FILTER_BEACON | ATH9K_RX_FILTER_PSPOLL); return rfilt; @@ -595,6 +598,14 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush) bf->bf_buf_addr = pci_map_single(sc->pdev, requeue_skb->data, sc->sc_rxbufsize, PCI_DMA_FROMDEVICE); + if (unlikely(pci_dma_mapping_error(sc->pdev, + bf->bf_buf_addr))) { + dev_kfree_skb_any(requeue_skb); + bf->bf_mpdu = NULL; + DPRINTF(sc, ATH_DBG_CONFIG, + "pci_dma_mapping_error() on RX\n"); + break; + } bf->bf_dmacontext = bf->bf_buf_addr; /* diff --git a/drivers/net/wireless/ath9k/regd.c b/drivers/net/wireless/ath9k/regd.c index 62e28887ccd..64043e99fac 100644 --- a/drivers/net/wireless/ath9k/regd.c +++ b/drivers/net/wireless/ath9k/regd.c @@ -42,7 +42,7 @@ ath9k_regd_sort(void *a, u32 n, u32 size, ath_hal_cmp_t *cmp) u8 *u = t - size; if (cmp(u, t) <= 0) break; - swap(u, t, size); + swap_array(u, t, size); } } @@ -78,8 +78,7 @@ static bool ath9k_regd_is_eeprom_valid(struct ath_hal *ah) return true; } DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, - "%s: invalid regulatory domain/country code 0x%x\n", - __func__, rd); + "invalid regulatory domain/country code 0x%x\n", rd); return false; } @@ -107,13 +106,12 @@ static bool ath9k_regd_is_ccode_valid(struct ath_hal *ah, return true; rd = ath9k_regd_get_eepromRD(ah); - DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, "%s: EEPROM regdomain 0x%x\n", - __func__, rd); + DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, "EEPROM regdomain 0x%x\n", rd); if (rd & COUNTRY_ERD_FLAG) { DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, - "%s: EEPROM setting is country code %u\n", - __func__, rd & ~COUNTRY_ERD_FLAG); + "EEPROM setting is country code %u\n", + rd & ~COUNTRY_ERD_FLAG); return cc == (rd & ~COUNTRY_ERD_FLAG); } @@ -290,8 +288,7 @@ ath9k_regd_get_wmode_regdomain(struct ath_hal *ah, int regDmn, } if (!found) { DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, - "%s: Failed to find reg domain pair %u\n", - __func__, regDmn); + "Failed to find reg domain pair %u\n", regDmn); return false; } if (!(channelFlag & CHANNEL_2GHZ)) { @@ -307,8 +304,7 @@ ath9k_regd_get_wmode_regdomain(struct ath_hal *ah, int regDmn, found = ath9k_regd_is_valid_reg_domain(regDmn, rd); if (!found) { DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, - "%s: Failed to find unitary reg domain %u\n", - __func__, regDmn); + "Failed to find unitary reg domain %u\n", regDmn); return false; } else { rd->pscan &= regPair->pscanMask; @@ -430,30 +426,27 @@ ath9k_regd_add_channel(struct ath_hal *ah, if (!(c_lo <= c && c <= c_hi)) { DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, - "%s: c %u out of range [%u..%u]\n", - __func__, c, c_lo, c_hi); + "c %u out of range [%u..%u]\n", + c, c_lo, c_hi); return false; } if ((fband->channelBW == CHANNEL_HALF_BW) && !(ah->ah_caps.hw_caps & ATH9K_HW_CAP_CHAN_HALFRATE)) { DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, - "%s: Skipping %u half rate channel\n", - __func__, c); + "Skipping %u half rate channel\n", c); return false; } if ((fband->channelBW == CHANNEL_QUARTER_BW) && !(ah->ah_caps.hw_caps & ATH9K_HW_CAP_CHAN_QUARTERRATE)) { DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, - "%s: Skipping %u quarter rate channel\n", - __func__, c); + "Skipping %u quarter rate channel\n", c); return false; } if (((c + fband->channelSep) / 2) > (maxChan + HALF_MAXCHANBW)) { DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, - "%s: c %u > maxChan %u\n", - __func__, c, maxChan); + "c %u > maxChan %u\n", c, maxChan); return false; } @@ -463,7 +456,7 @@ ath9k_regd_add_channel(struct ath_hal *ah, return false; } - if ((rd->flags & NO_HOSTAP) && (ah->ah_opmode == ATH9K_M_HOSTAP)) { + if ((rd->flags & NO_HOSTAP) && (ah->ah_opmode == NL80211_IFTYPE_AP)) { DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, "Skipping HOSTAP channel\n"); return false; @@ -606,8 +599,7 @@ static bool ath9k_regd_japan_check(struct ath_hal *ah, } DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, - "%s: Skipping %d freq band\n", - __func__, j_bandcheck[i].freqbandbit); + "Skipping %d freq band\n", j_bandcheck[i].freqbandbit); return skipband; } @@ -632,20 +624,19 @@ ath9k_regd_init_channels(struct ath_hal *ah, unsigned long *modes_avail; DECLARE_BITMAP(modes_allowed, ATH9K_MODE_MAX); - DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, "%s: cc %u %s %s\n", - __func__, cc, + DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, "cc %u %s %s\n", cc, enableOutdoor ? "Enable outdoor" : "", enableExtendedChannels ? "Enable ecm" : ""); if (!ath9k_regd_is_ccode_valid(ah, cc)) { DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, - "%s: invalid country code %d\n", __func__, cc); + "Invalid country code %d\n", cc); return false; } if (!ath9k_regd_is_eeprom_valid(ah)) { DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, - "%s: invalid EEPROM contents\n", __func__); + "Invalid EEPROM contents\n"); return false; } @@ -693,9 +684,9 @@ ath9k_regd_init_channels(struct ath_hal *ah, ~CHANNEL_2GHZ, &rd5GHz)) { DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, - "%s: couldn't find unitary " + "Couldn't find unitary " "5GHz reg domain for country %u\n", - __func__, ah->ah_countryCode); + ah->ah_countryCode); return false; } if (!ath9k_regd_get_wmode_regdomain(ah, @@ -703,9 +694,9 @@ ath9k_regd_init_channels(struct ath_hal *ah, CHANNEL_2GHZ, &rd2GHz)) { DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, - "%s: couldn't find unitary 2GHz " + "Couldn't find unitary 2GHz " "reg domain for country %u\n", - __func__, ah->ah_countryCode); + ah->ah_countryCode); return false; } @@ -717,9 +708,9 @@ ath9k_regd_init_channels(struct ath_hal *ah, ~CHANNEL_2GHZ, &rd5GHz)) { DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, - "%s: couldn't find unitary 5GHz " + "Couldn't find unitary 5GHz " "reg domain for country %u\n", - __func__, ah->ah_countryCode); + ah->ah_countryCode); return false; } } @@ -749,15 +740,14 @@ ath9k_regd_init_channels(struct ath_hal *ah, if (!test_bit(cm->mode, modes_avail)) { DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, - "%s: !avail mode %d flags 0x%x\n", - __func__, cm->mode, cm->flags); + "!avail mode %d flags 0x%x\n", + cm->mode, cm->flags); continue; } if (!ath9k_get_channel_edges(ah, cm->flags, &c_lo, &c_hi)) { DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, - "%s: channels 0x%x not supported " - "by hardware\n", - __func__, cm->flags); + "channels 0x%x not supported " + "by hardware\n", cm->flags); continue; } @@ -788,8 +778,7 @@ ath9k_regd_init_channels(struct ath_hal *ah, break; default: DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, - "%s: Unknown HAL mode 0x%x\n", __func__, - cm->mode); + "Unknown HAL mode 0x%x\n", cm->mode); continue; } @@ -841,9 +830,8 @@ ath9k_regd_init_channels(struct ath_hal *ah, if (next >= maxchans) { DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, - "%s: too many channels " - "for channel table\n", - __func__); + "too many channels " + "for channel table\n"); goto done; } if (ath9k_regd_add_channel(ah, @@ -869,9 +857,8 @@ done: if (next > ARRAY_SIZE(ah->ah_channels)) { DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, - "%s: too many channels %u; truncating to %u\n", - __func__, next, - (int) ARRAY_SIZE(ah->ah_channels)); + "too many channels %u; truncating to %u\n", + next, (int) ARRAY_SIZE(ah->ah_channels)); next = ARRAY_SIZE(ah->ah_channels); } #ifdef ATH_NF_PER_CHAN @@ -919,7 +906,7 @@ ath9k_regd_check_channel(struct ath_hal *ah, int n, lim; DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, - "%s: channel %u/0x%x (0x%x) requested\n", __func__, + "channel %u/0x%x (0x%x) requested\n", c->channel, c->channelFlags, flags); cc = ah->ah_curchan; @@ -950,15 +937,15 @@ ath9k_regd_check_channel(struct ath_hal *ah, d = flags - (cc->channelFlags & CHAN_FLAGS); } DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, - "%s: channel %u/0x%x d %d\n", __func__, + "channel %u/0x%x d %d\n", cc->channel, cc->channelFlags, d); if (d > 0) { base = cc + 1; lim--; } } - DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, "%s: no match for %u/0x%x\n", - __func__, c->channel, c->channelFlags); + DPRINTF(ah->ah_sc, ATH_DBG_REGULATORY, "no match for %u/0x%x\n", + c->channel, c->channelFlags); return NULL; } diff --git a/drivers/net/wireless/ath9k/regd.h b/drivers/net/wireless/ath9k/regd.h index 0ecd344fbd9..512d990aa7e 100644 --- a/drivers/net/wireless/ath9k/regd.h +++ b/drivers/net/wireless/ath9k/regd.h @@ -125,7 +125,7 @@ #define CHAN_FLAGS (CHANNEL_ALL|CHANNEL_HALF|CHANNEL_QUARTER) -#define swap(_a, _b, _size) { \ +#define swap_array(_a, _b, _size) { \ u8 *s = _b; \ int i = _size; \ do { \ diff --git a/drivers/net/wireless/ath9k/xmit.c b/drivers/net/wireless/ath9k/xmit.c index 413fbdd38ab..9de27c681b8 100644 --- a/drivers/net/wireless/ath9k/xmit.c +++ b/drivers/net/wireless/ath9k/xmit.c @@ -83,18 +83,16 @@ static void ath_tx_txqaddbuf(struct ath_softc *sc, struct ath_txq *txq, txq->axq_linkbuf = list_entry(txq->axq_q.prev, struct ath_buf, list); DPRINTF(sc, ATH_DBG_QUEUE, - "%s: txq depth = %d\n", __func__, txq->axq_depth); + "qnum: %d, txq depth: %d\n", txq->axq_qnum, txq->axq_depth); if (txq->axq_link == NULL) { ath9k_hw_puttxbuf(ah, txq->axq_qnum, bf->bf_daddr); DPRINTF(sc, ATH_DBG_XMIT, - "%s: TXDP[%u] = %llx (%p)\n", - __func__, txq->axq_qnum, - ito64(bf->bf_daddr), bf->bf_desc); + "TXDP[%u] = %llx (%p)\n", + txq->axq_qnum, ito64(bf->bf_daddr), bf->bf_desc); } else { *txq->axq_link = bf->bf_daddr; - DPRINTF(sc, ATH_DBG_XMIT, "%s: link[%u] (%p)=%llx (%p)\n", - __func__, + DPRINTF(sc, ATH_DBG_XMIT, "link[%u] (%p)=%llx (%p)\n", txq->axq_qnum, txq->axq_link, ito64(bf->bf_daddr), bf->bf_desc); } @@ -109,8 +107,7 @@ static void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb, struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb); struct ath_tx_info_priv *tx_info_priv = ATH_TX_INFO_PRIV(tx_info); - DPRINTF(sc, ATH_DBG_XMIT, - "%s: TX complete: skb: %p\n", __func__, skb); + DPRINTF(sc, ATH_DBG_XMIT, "TX complete: skb: %p\n", skb); if (tx_info->flags & IEEE80211_TX_CTL_NO_ACK || tx_info->flags & IEEE80211_TX_STAT_TX_FILTERED) { @@ -763,7 +760,8 @@ static void ath_tx_complete_aggr_rifs(struct ath_softc *sc, * when perform internal reset in this routine. * Only enable reset in STA mode for now. */ - if (sc->sc_ah->ah_opmode == ATH9K_M_STA) + if (sc->sc_ah->ah_opmode == + NL80211_IFTYPE_STATION) needreset = 1; } } else { @@ -983,8 +981,7 @@ static void ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq) int txok, nbad = 0; int status; - DPRINTF(sc, ATH_DBG_QUEUE, - "%s: tx queue %d (%x), link %p\n", __func__, + DPRINTF(sc, ATH_DBG_QUEUE, "tx queue %d (%x), link %p\n", txq->axq_qnum, ath9k_hw_gettxbuf(sc->sc_ah, txq->axq_qnum), txq->axq_link); @@ -1116,9 +1113,9 @@ static void ath_tx_stopdma(struct ath_softc *sc, struct ath_txq *txq) struct ath_hal *ah = sc->sc_ah; (void) ath9k_hw_stoptxdma(ah, txq->axq_qnum); - DPRINTF(sc, ATH_DBG_XMIT, "%s: tx queue [%u] %x, link %p\n", - __func__, txq->axq_qnum, - ath9k_hw_gettxbuf(ah, txq->axq_qnum), txq->axq_link); + DPRINTF(sc, ATH_DBG_XMIT, "tx queue [%u] %x, link %p\n", + txq->axq_qnum, ath9k_hw_gettxbuf(ah, txq->axq_qnum), + txq->axq_link); } /* Drain only the data queues */ @@ -1142,8 +1139,7 @@ static void ath_drain_txdataq(struct ath_softc *sc, bool retry_tx) if (npend) { /* TxDMA not stopped, reset the hal */ - DPRINTF(sc, ATH_DBG_XMIT, - "%s: Unable to stop TxDMA. Reset HAL!\n", __func__); + DPRINTF(sc, ATH_DBG_XMIT, "Unable to stop TxDMA. Reset HAL!\n"); spin_lock_bh(&sc->sc_resetlock); if (!ath9k_hw_reset(ah, @@ -1153,8 +1149,7 @@ static void ath_drain_txdataq(struct ath_softc *sc, bool retry_tx) sc->sc_ht_extprotspacing, true, &status)) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: unable to reset hardware; hal status %u\n", - __func__, + "Unable to reset hardware; hal status %u\n", status); } spin_unlock_bh(&sc->sc_resetlock); @@ -1194,7 +1189,6 @@ static void ath_tx_addto_baw(struct ath_softc *sc, * Function to send an A-MPDU * NB: must be called with txq lock held */ - static int ath_tx_send_ampdu(struct ath_softc *sc, struct ath_atx_tid *tid, struct list_head *bf_head, @@ -1242,7 +1236,6 @@ static int ath_tx_send_ampdu(struct ath_softc *sc, * looks up the rate * returns aggr limit based on lowest of the rates */ - static u32 ath_lookup_rate(struct ath_softc *sc, struct ath_buf *bf, struct ath_atx_tid *tid) @@ -1310,7 +1303,6 @@ static u32 ath_lookup_rate(struct ath_softc *sc, * meet the minimum required mpdudensity. * caller should make sure that the rate is HT rate . */ - static int ath_compute_num_delims(struct ath_softc *sc, struct ath_atx_tid *tid, struct ath_buf *bf, @@ -1382,7 +1374,6 @@ static int ath_compute_num_delims(struct ath_softc *sc, * For aggregation from software buffer queue. * NB: must be called with txq lock held */ - static enum ATH_AGGR_STATUS ath_tx_form_aggr(struct ath_softc *sc, struct ath_atx_tid *tid, struct list_head *bf_q, @@ -1505,7 +1496,6 @@ static enum ATH_AGGR_STATUS ath_tx_form_aggr(struct ath_softc *sc, * process pending frames possibly doing a-mpdu aggregation * NB: must be called with txq lock held */ - static void ath_tx_sched_aggr(struct ath_softc *sc, struct ath_txq *txq, struct ath_atx_tid *tid) { @@ -1635,7 +1625,6 @@ static void ath_tid_drain(struct ath_softc *sc, * Drain all pending buffers * NB: must be called with txq lock held */ - static void ath_txq_drain_pending_buffers(struct ath_softc *sc, struct ath_txq *txq) { @@ -1653,7 +1642,7 @@ static void ath_txq_drain_pending_buffers(struct ath_softc *sc, } } -static void ath_tx_setup_buffer(struct ath_softc *sc, struct ath_buf *bf, +static int ath_tx_setup_buffer(struct ath_softc *sc, struct ath_buf *bf, struct sk_buff *skb, struct ath_tx_control *txctl) { @@ -1663,7 +1652,9 @@ static void ath_tx_setup_buffer(struct ath_softc *sc, struct ath_buf *bf, int hdrlen; __le16 fc; - tx_info_priv = kzalloc(sizeof(*tx_info_priv), GFP_KERNEL); + tx_info_priv = kzalloc(sizeof(*tx_info_priv), GFP_ATOMIC); + if (unlikely(!tx_info_priv)) + return -ENOMEM; tx_info->rate_driver_data[0] = tx_info_priv; hdrlen = ieee80211_get_hdrlen_from_skb(skb); fc = hdr->frame_control; @@ -1712,9 +1703,18 @@ static void ath_tx_setup_buffer(struct ath_softc *sc, struct ath_buf *bf, /* DMA setup */ bf->bf_mpdu = skb; + bf->bf_dmacontext = pci_map_single(sc->pdev, skb->data, skb->len, PCI_DMA_TODEVICE); + if (unlikely(pci_dma_mapping_error(sc->pdev, bf->bf_dmacontext))) { + bf->bf_mpdu = NULL; + DPRINTF(sc, ATH_DBG_CONFIG, + "pci_dma_mapping_error() on TX\n"); + return -ENOMEM; + } + bf->bf_buf_addr = bf->bf_dmacontext; + return 0; } /* FIXME: tx power */ @@ -1786,21 +1786,46 @@ static void ath_tx_start_dma(struct ath_softc *sc, struct ath_buf *bf, spin_unlock_bh(&txctl->txq->axq_lock); } +/* Upon failure caller should free skb */ int ath_tx_start(struct ath_softc *sc, struct sk_buff *skb, struct ath_tx_control *txctl) { struct ath_buf *bf; + int r; /* Check if a tx buffer is available */ bf = ath_tx_get_buffer(sc); if (!bf) { - DPRINTF(sc, ATH_DBG_XMIT, "%s: TX buffers are full\n", - __func__); + DPRINTF(sc, ATH_DBG_XMIT, "TX buffers are full\n"); return -1; } - ath_tx_setup_buffer(sc, bf, skb, txctl); + r = ath_tx_setup_buffer(sc, bf, skb, txctl); + if (unlikely(r)) { + struct ath_txq *txq = txctl->txq; + + DPRINTF(sc, ATH_DBG_FATAL, "TX mem alloc failure\n"); + + /* upon ath_tx_processq() this TX queue will be resumed, we + * guarantee this will happen by knowing beforehand that + * we will at least have to run TX completionon one buffer + * on the queue */ + spin_lock_bh(&txq->axq_lock); + if (ath_txq_depth(sc, txq->axq_qnum) > 1) { + ieee80211_stop_queue(sc->hw, + skb_get_queue_mapping(skb)); + txq->stopped = 1; + } + spin_unlock_bh(&txq->axq_lock); + + spin_lock_bh(&sc->sc_txbuflock); + list_add_tail(&bf->list, &sc->sc_txbuf); + spin_unlock_bh(&sc->sc_txbuflock); + + return r; + } + ath_tx_start_dma(sc, bf, txctl); return 0; @@ -1820,8 +1845,8 @@ int ath_tx_init(struct ath_softc *sc, int nbufs) "tx", nbufs, 1); if (error != 0) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: failed to allocate tx descriptors: %d\n", - __func__, error); + "Failed to allocate tx descriptors: %d\n", + error); break; } @@ -1830,9 +1855,8 @@ int ath_tx_init(struct ath_softc *sc, int nbufs) "beacon", ATH_BCBUF, 1); if (error != 0) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: failed to allocate " - "beacon descripotrs: %d\n", - __func__, error); + "Failed to allocate beacon descriptors: %d\n", + error); break; } @@ -1904,8 +1928,8 @@ struct ath_txq *ath_txq_setup(struct ath_softc *sc, int qtype, int subtype) } if (qnum >= ARRAY_SIZE(sc->sc_txq)) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: hal qnum %u out of range, max %u!\n", - __func__, qnum, (unsigned int)ARRAY_SIZE(sc->sc_txq)); + "qnum %u out of range, max %u!\n", + qnum, (unsigned int)ARRAY_SIZE(sc->sc_txq)); ath9k_hw_releasetxqueue(ah, qnum); return NULL; } @@ -1950,8 +1974,8 @@ int ath_tx_setup(struct ath_softc *sc, int haltype) if (haltype >= ARRAY_SIZE(sc->sc_haltype2q)) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: HAL AC %u out of range, max %zu!\n", - __func__, haltype, ARRAY_SIZE(sc->sc_haltype2q)); + "HAL AC %u out of range, max %zu!\n", + haltype, ARRAY_SIZE(sc->sc_haltype2q)); return 0; } txq = ath_txq_setup(sc, ATH9K_TX_QUEUE_DATA, haltype); @@ -1970,8 +1994,7 @@ int ath_tx_get_qnum(struct ath_softc *sc, int qtype, int haltype) case ATH9K_TX_QUEUE_DATA: if (haltype >= ARRAY_SIZE(sc->sc_haltype2q)) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: HAL AC %u out of range, max %zu!\n", - __func__, + "HAL AC %u out of range, max %zu!\n", haltype, ARRAY_SIZE(sc->sc_haltype2q)); return -1; } @@ -2004,8 +2027,8 @@ struct ath_txq *ath_test_get_txq(struct ath_softc *sc, struct sk_buff *skb) /* Try to avoid running out of descriptors */ if (txq->axq_depth >= (ATH_TXBUF - 20)) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: TX queue: %d is full, depth: %d\n", - __func__, qnum, txq->axq_depth); + "TX queue: %d is full, depth: %d\n", + qnum, txq->axq_depth); ieee80211_stop_queue(sc->hw, skb_get_queue_mapping(skb)); txq->stopped = 1; spin_unlock_bh(&txq->axq_lock); @@ -2047,8 +2070,7 @@ int ath_txq_update(struct ath_softc *sc, int qnum, if (!ath9k_hw_set_txq_props(ah, qnum, &qi)) { DPRINTF(sc, ATH_DBG_FATAL, - "%s: unable to update hardware queue %u!\n", - __func__, qnum); + "Unable to update hardware queue %u!\n", qnum); error = -EIO; } else { ath9k_hw_resettxqueue(ah, qnum); /* push to h/w */ @@ -2167,7 +2189,7 @@ void ath_draintxq(struct ath_softc *sc, bool retry_tx) * we go to INIT state */ if (!(sc->sc_flags & SC_OP_INVALID)) { (void) ath9k_hw_stoptxdma(sc->sc_ah, sc->sc_bhalq); - DPRINTF(sc, ATH_DBG_XMIT, "%s: beacon queue %x\n", __func__, + DPRINTF(sc, ATH_DBG_XMIT, "beacon queue %x\n", ath9k_hw_gettxbuf(sc->sc_ah, sc->sc_bhalq)); } @@ -2267,8 +2289,6 @@ void ath_tx_aggr_teardown(struct ath_softc *sc, struct ath_node *an, u8 tid) struct list_head bf_head; INIT_LIST_HEAD(&bf_head); - DPRINTF(sc, ATH_DBG_AGGR, "%s: teardown TX aggregation\n", __func__); - if (txtid->state & AGGR_CLEANUP) /* cleanup is in progress */ return; @@ -2501,8 +2521,7 @@ void ath_tx_cabq(struct ath_softc *sc, struct sk_buff *skb) if (hdrlen & 3) { padsize = hdrlen % 4; if (skb_headroom(skb) < padsize) { - DPRINTF(sc, ATH_DBG_XMIT, "%s: TX CABQ padding " - "failed\n", __func__); + DPRINTF(sc, ATH_DBG_XMIT, "TX CABQ padding failed\n"); dev_kfree_skb_any(skb); return; } @@ -2512,12 +2531,10 @@ void ath_tx_cabq(struct ath_softc *sc, struct sk_buff *skb) txctl.txq = sc->sc_cabq; - DPRINTF(sc, ATH_DBG_XMIT, "%s: transmitting CABQ packet, skb: %p\n", - __func__, - skb); + DPRINTF(sc, ATH_DBG_XMIT, "transmitting CABQ packet, skb: %p\n", skb); if (ath_tx_start(sc, skb, &txctl) != 0) { - DPRINTF(sc, ATH_DBG_XMIT, "%s: TX failed\n", __func__); + DPRINTF(sc, ATH_DBG_XMIT, "CABQ TX failed\n"); goto exit; } |