diff options
Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmsmac/main.c')
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmsmac/main.c | 1261 |
1 files changed, 394 insertions, 867 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/main.c b/drivers/net/wireless/brcm80211/brcmsmac/main.c index 75086b37c817..17594de4199e 100644 --- a/drivers/net/wireless/brcm80211/brcmsmac/main.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/main.c @@ -34,12 +34,9 @@ #include "ucode_loader.h" #include "main.h" #include "soc.h" - -/* - * Indication for txflowcontrol that all priority bits in - * TXQ_STOP_FOR_PRIOFC_MASK are to be considered. - */ -#define ALLPRIO -1 +#include "dma.h" +#include "debug.h" +#include "brcms_trace_events.h" /* watchdog timer, in unit of ms */ #define TIMER_INTERVAL_WATCHDOG 1000 @@ -126,21 +123,6 @@ #define BRCMS_TEMPSENSE_PERIOD 10 /* 10 second timeout */ -/* precedences numbers for wlc queues. These are twice as may levels as - * 802.1D priorities. - * Odd numbers are used for HI priority traffic at same precedence levels - * These constants are used ONLY by wlc_prio2prec_map. Do not use them - * elsewhere. - */ -#define _BRCMS_PREC_NONE 0 /* None = - */ -#define _BRCMS_PREC_BK 2 /* BK - Background */ -#define _BRCMS_PREC_BE 4 /* BE - Best-effort */ -#define _BRCMS_PREC_EE 6 /* EE - Excellent-effort */ -#define _BRCMS_PREC_CL 8 /* CL - Controlled Load */ -#define _BRCMS_PREC_VI 10 /* Vi - Video */ -#define _BRCMS_PREC_VO 12 /* Vo - Voice */ -#define _BRCMS_PREC_NC 14 /* NC - Network Control */ - /* synthpu_dly times in us */ #define SYNTHPU_DLY_APHY_US 3700 #define SYNTHPU_DLY_BPHY_US 1050 @@ -237,17 +219,17 @@ #define MAX_DMA_SEGS 4 -/* Max # of entries in Tx FIFO based on 4kb page size */ -#define NTXD 256 +/* # of entries in Tx FIFO */ +#define NTXD 64 /* Max # of entries in Rx FIFO based on 4kb page size */ #define NRXD 256 +/* Amount of headroom to leave in Tx FIFO */ +#define TX_HEADROOM 4 + /* try to keep this # rbufs posted to the chip */ #define NRXBUFPOST 32 -/* data msg txq hiwat mark */ -#define BRCMS_DATAHIWAT 50 - /* max # frames to process in brcms_c_recv() */ #define RXBND 8 /* max # tx status to process in wlc_txstatus() */ @@ -283,24 +265,8 @@ struct edcf_acparam { u16 TXOP; } __packed; -const u8 prio2fifo[NUMPRIO] = { - TX_AC_BE_FIFO, /* 0 BE AC_BE Best Effort */ - TX_AC_BK_FIFO, /* 1 BK AC_BK Background */ - TX_AC_BK_FIFO, /* 2 -- AC_BK Background */ - TX_AC_BE_FIFO, /* 3 EE AC_BE Best Effort */ - TX_AC_VI_FIFO, /* 4 CL AC_VI Video */ - TX_AC_VI_FIFO, /* 5 VI AC_VI Video */ - TX_AC_VO_FIFO, /* 6 VO AC_VO Voice */ - TX_AC_VO_FIFO /* 7 NC AC_VO Voice */ -}; - /* debug/trace */ -uint brcm_msg_level = -#if defined(DEBUG) - LOG_ERROR_VAL; -#else - 0; -#endif /* DEBUG */ +uint brcm_msg_level; /* TX FIFO number to WME/802.1E Access Category */ static const u8 wme_fifo2ac[] = { @@ -320,18 +286,6 @@ static const u8 wme_ac2fifo[] = { TX_AC_BK_FIFO }; -/* 802.1D Priority to precedence queue mapping */ -const u8 wlc_prio2prec_map[] = { - _BRCMS_PREC_BE, /* 0 BE - Best-effort */ - _BRCMS_PREC_BK, /* 1 BK - Background */ - _BRCMS_PREC_NONE, /* 2 None = - */ - _BRCMS_PREC_EE, /* 3 EE - Excellent-effort */ - _BRCMS_PREC_CL, /* 4 CL - Controlled Load */ - _BRCMS_PREC_VI, /* 5 Vi - Video */ - _BRCMS_PREC_VO, /* 6 Vo - Voice */ - _BRCMS_PREC_NC, /* 7 NC - Network Control */ -}; - static const u16 xmtfifo_sz[][NFIFO] = { /* corerev 17: 5120, 49152, 49152, 5376, 4352, 1280 */ {20, 192, 192, 21, 17, 5}, @@ -371,6 +325,36 @@ static const char fifo_names[6][0]; static struct brcms_c_info *wlc_info_dbg = (struct brcms_c_info *) (NULL); #endif +/* Mapping of ieee80211 AC numbers to tx fifos */ +static const u8 ac_to_fifo_mapping[IEEE80211_NUM_ACS] = { + [IEEE80211_AC_VO] = TX_AC_VO_FIFO, + [IEEE80211_AC_VI] = TX_AC_VI_FIFO, + [IEEE80211_AC_BE] = TX_AC_BE_FIFO, + [IEEE80211_AC_BK] = TX_AC_BK_FIFO, +}; + +/* Mapping of tx fifos to ieee80211 AC numbers */ +static const u8 fifo_to_ac_mapping[IEEE80211_NUM_ACS] = { + [TX_AC_BK_FIFO] = IEEE80211_AC_BK, + [TX_AC_BE_FIFO] = IEEE80211_AC_BE, + [TX_AC_VI_FIFO] = IEEE80211_AC_VI, + [TX_AC_VO_FIFO] = IEEE80211_AC_VO, +}; + +static u8 brcms_ac_to_fifo(u8 ac) +{ + if (ac >= ARRAY_SIZE(ac_to_fifo_mapping)) + return TX_AC_BE_FIFO; + return ac_to_fifo_mapping[ac]; +} + +static u8 brcms_fifo_to_ac(u8 fifo) +{ + if (fifo >= ARRAY_SIZE(fifo_to_ac_mapping)) + return IEEE80211_AC_BE; + return fifo_to_ac_mapping[fifo]; +} + /* Find basic rate for a given rate */ static u8 brcms_basic_rate(struct brcms_c_info *wlc, u32 rspec) { @@ -415,10 +399,15 @@ static bool brcms_deviceremoved(struct brcms_c_info *wlc) } /* sum the individual fifo tx pending packet counts */ -static s16 brcms_txpktpendtot(struct brcms_c_info *wlc) +static int brcms_txpktpendtot(struct brcms_c_info *wlc) { - return wlc->core->txpktpend[0] + wlc->core->txpktpend[1] + - wlc->core->txpktpend[2] + wlc->core->txpktpend[3]; + int i; + int pending = 0; + + for (i = 0; i < ARRAY_SIZE(wlc->hw->di); i++) + if (wlc->hw->di[i]) + pending += dma_txpending(wlc->hw->di[i]); + return pending; } static bool brcms_is_mband_unlocked(struct brcms_c_info *wlc) @@ -626,14 +615,11 @@ static uint brcms_c_calc_frame_time(struct brcms_c_info *wlc, u32 ratespec, uint rate = rspec2rate(ratespec); if (rate == 0) { - wiphy_err(wlc->wiphy, "wl%d: WAR: using rate of 1 mbps\n", + brcms_err(wlc->hw->d11core, "wl%d: WAR: using rate of 1 mbps\n", wlc->pub->unit); rate = BRCM_RATE_1M; } - BCMMSG(wlc->wiphy, "wl%d: rspec 0x%x, preamble_type %d, len%d\n", - wlc->pub->unit, ratespec, preamble_type, mac_len); - if (is_mcs_rate(ratespec)) { uint mcs = ratespec & RSPEC_RATE_MASK; int tot_streams = mcs_2_txstreams(mcs) + rspec_stc(ratespec); @@ -696,7 +682,7 @@ static void brcms_c_write_inits(struct brcms_hardware *wlc_hw, u16 size; u32 value; - BCMMSG(wlc_hw->wlc->wiphy, "wl%d\n", wlc_hw->unit); + brcms_dbg_info(wlc_hw->d11core, "wl%d\n", wlc_hw->unit); for (i = 0; inits[i].addr != cpu_to_le16(0xffff); i++) { size = le16_to_cpu(inits[i].size); @@ -725,19 +711,19 @@ static void brcms_c_write_mhf(struct brcms_hardware *wlc_hw, u16 *mhfs) static void brcms_c_ucode_bsinit(struct brcms_hardware *wlc_hw) { - struct wiphy *wiphy = wlc_hw->wlc->wiphy; struct brcms_ucode *ucode = &wlc_hw->wlc->wl->ucode; /* init microcode host flags */ brcms_c_write_mhf(wlc_hw, wlc_hw->band->mhfs); /* do band-specific ucode IHR, SHM, and SCR inits */ - if (D11REV_IS(wlc_hw->corerev, 23)) { + if (D11REV_IS(wlc_hw->corerev, 17) || D11REV_IS(wlc_hw->corerev, 23)) { if (BRCMS_ISNPHY(wlc_hw->band)) brcms_c_write_inits(wlc_hw, ucode->d11n0bsinitvals16); else - wiphy_err(wiphy, "%s: wl%d: unsupported phy in corerev" - " %d\n", __func__, wlc_hw->unit, + brcms_err(wlc_hw->d11core, + "%s: wl%d: unsupported phy in corerev %d\n", + __func__, wlc_hw->unit, wlc_hw->corerev); } else { if (D11REV_IS(wlc_hw->corerev, 24)) { @@ -745,12 +731,14 @@ static void brcms_c_ucode_bsinit(struct brcms_hardware *wlc_hw) brcms_c_write_inits(wlc_hw, ucode->d11lcn0bsinitvals24); else - wiphy_err(wiphy, "%s: wl%d: unsupported phy in" - " core rev %d\n", __func__, - wlc_hw->unit, wlc_hw->corerev); + brcms_err(wlc_hw->d11core, + "%s: wl%d: unsupported phy in core rev %d\n", + __func__, wlc_hw->unit, + wlc_hw->corerev); } else { - wiphy_err(wiphy, "%s: wl%d: unsupported corerev %d\n", - __func__, wlc_hw->unit, wlc_hw->corerev); + brcms_err(wlc_hw->d11core, + "%s: wl%d: unsupported corerev %d\n", + __func__, wlc_hw->unit, wlc_hw->corerev); } } } @@ -765,7 +753,7 @@ static void brcms_b_core_ioctl(struct brcms_hardware *wlc_hw, u32 m, u32 v) static void brcms_b_core_phy_clk(struct brcms_hardware *wlc_hw, bool clk) { - BCMMSG(wlc_hw->wlc->wiphy, "wl%d: clk %d\n", wlc_hw->unit, clk); + brcms_dbg_info(wlc_hw->d11core, "wl%d: clk %d\n", wlc_hw->unit, clk); wlc_hw->phyclk = clk; @@ -790,8 +778,8 @@ static void brcms_b_core_phy_clk(struct brcms_hardware *wlc_hw, bool clk) /* low-level band switch utility routine */ static void brcms_c_setxband(struct brcms_hardware *wlc_hw, uint bandunit) { - BCMMSG(wlc_hw->wlc->wiphy, "wl%d: bandunit %d\n", wlc_hw->unit, - bandunit); + brcms_dbg_mac80211(wlc_hw->d11core, "wl%d: bandunit %d\n", wlc_hw->unit, + bandunit); wlc_hw->band = wlc_hw->bandstate[bandunit]; @@ -819,7 +807,7 @@ static u32 brcms_c_setband_inact(struct brcms_c_info *wlc, uint bandunit) u32 macintmask; u32 macctrl; - BCMMSG(wlc->wiphy, "wl%d\n", wlc_hw->unit); + brcms_dbg_mac80211(wlc_hw->d11core, "wl%d\n", wlc_hw->unit); macctrl = bcma_read32(wlc_hw->d11core, D11REGOFFS(maccontrol)); WARN_ON((macctrl & MCTL_EN_MAC) != 0); @@ -841,9 +829,10 @@ static u32 brcms_c_setband_inact(struct brcms_c_info *wlc, uint bandunit) static bool brcms_c_dotxstatus(struct brcms_c_info *wlc, struct tx_status *txs) { - struct sk_buff *p; - uint queue; - struct d11txh *txh; + struct sk_buff *p = NULL; + uint queue = NFIFO; + struct dma_pub *dma = NULL; + struct d11txh *txh = NULL; struct scb *scb = NULL; bool free_pdu; int tx_rts, tx_frame_count, tx_rts_count; @@ -854,6 +843,11 @@ brcms_c_dotxstatus(struct brcms_c_info *wlc, struct tx_status *txs) struct ieee80211_tx_info *tx_info; struct ieee80211_tx_rate *txrate; int i; + bool fatal = true; + + trace_brcms_txstatus(&wlc->hw->d11core->dev, txs->framelen, + txs->frameid, txs->status, txs->lasttxtime, + txs->sequence, txs->phyerr, txs->ackphyrxsh); /* discard intermediate indications for ucode with one legitimate case: * e.g. if "useRTS" is set. ucode did a successful rts/cts exchange, @@ -862,34 +856,36 @@ brcms_c_dotxstatus(struct brcms_c_info *wlc, struct tx_status *txs) */ if (!(txs->status & TX_STATUS_AMPDU) && (txs->status & TX_STATUS_INTERMEDIATE)) { - BCMMSG(wlc->wiphy, "INTERMEDIATE but not AMPDU\n"); - return false; + brcms_dbg_tx(wlc->hw->d11core, "INTERMEDIATE but not AMPDU\n"); + fatal = false; + goto out; } queue = txs->frameid & TXFID_QUEUE_MASK; if (queue >= NFIFO) { - p = NULL; - goto fatal; + brcms_err(wlc->hw->d11core, "queue %u >= NFIFO\n", queue); + goto out; } + dma = wlc->hw->di[queue]; + p = dma_getnexttxp(wlc->hw->di[queue], DMA_RANGE_TRANSMITTED); - if (p == NULL) - goto fatal; + if (p == NULL) { + brcms_err(wlc->hw->d11core, "dma_getnexttxp returned null!\n"); + goto out; + } txh = (struct d11txh *) (p->data); mcl = le16_to_cpu(txh->MacTxControlLow); - if (txs->phyerr) { - if (brcm_msg_level & LOG_ERROR_VAL) { - wiphy_err(wlc->wiphy, "phyerr 0x%x, rate 0x%x\n", - txs->phyerr, txh->MainRates); - brcms_c_print_txdesc(txh); - } - brcms_c_print_txstatus(txs); - } + if (txs->phyerr) + brcms_err(wlc->hw->d11core, "phyerr 0x%x, rate 0x%x\n", + txs->phyerr, txh->MainRates); - if (txs->frameid != le16_to_cpu(txh->TxFrameID)) - goto fatal; + if (txs->frameid != le16_to_cpu(txh->TxFrameID)) { + brcms_err(wlc->hw->d11core, "frameid != txh->TxFrameID\n"); + goto out; + } tx_info = IEEE80211_SKB_CB(p); h = (struct ieee80211_hdr *)((u8 *) (txh + 1) + D11_PHY_HDR_LEN); @@ -898,14 +894,24 @@ brcms_c_dotxstatus(struct brcms_c_info *wlc, struct tx_status *txs) if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) { brcms_c_ampdu_dotxstatus(wlc->ampdu, scb, p, txs); - return false; + fatal = false; + goto out; } + /* + * brcms_c_ampdu_dotxstatus() will trace tx descriptors for AMPDU + * frames; this traces them for the rest. + */ + trace_brcms_txdesc(&wlc->hw->d11core->dev, txh, sizeof(*txh)); + supr_status = txs->status & TX_STATUS_SUPR_MASK; - if (supr_status == TX_STATUS_SUPR_BADCH) - BCMMSG(wlc->wiphy, - "%s: Pkt tx suppressed, possibly channel %d\n", - __func__, CHSPEC_CHANNEL(wlc->default_bss->chanspec)); + if (supr_status == TX_STATUS_SUPR_BADCH) { + unsigned xfts = le16_to_cpu(txh->XtraFrameTypes); + brcms_dbg_tx(wlc->hw->d11core, + "Pkt tx suppressed, dest chan %u, current %d\n", + (xfts >> XFTS_CHANNEL_SHIFT) & 0xff, + CHSPEC_CHANNEL(wlc->default_bss->chanspec)); + } tx_rts = le16_to_cpu(txh->MacTxControlLow) & TXC_SENDRTS; tx_frame_count = @@ -916,7 +922,7 @@ brcms_c_dotxstatus(struct brcms_c_info *wlc, struct tx_status *txs) lastframe = !ieee80211_has_morefrags(h->frame_control); if (!lastframe) { - wiphy_err(wlc->wiphy, "Not last frame!\n"); + brcms_err(wlc->hw->d11core, "Not last frame!\n"); } else { /* * Set information to be consumed by Minstrel ht. @@ -982,26 +988,37 @@ brcms_c_dotxstatus(struct brcms_c_info *wlc, struct tx_status *txs) totlen = p->len; free_pdu = true; - brcms_c_txfifo_complete(wlc, queue, 1); - if (lastframe) { /* remove PLCP & Broadcom tx descriptor header */ skb_pull(p, D11_PHY_HDR_LEN); skb_pull(p, D11_TXH_LEN); ieee80211_tx_status_irqsafe(wlc->pub->ieee_hw, p); } else { - wiphy_err(wlc->wiphy, "%s: Not last frame => not calling " - "tx_status\n", __func__); + brcms_err(wlc->hw->d11core, + "%s: Not last frame => not calling tx_status\n", + __func__); } - return false; + fatal = false; - fatal: - if (p) - brcmu_pkt_buf_free_skb(p); + out: + if (fatal) { + if (txh) + trace_brcms_txdesc(&wlc->hw->d11core->dev, txh, + sizeof(*txh)); + if (p) + brcmu_pkt_buf_free_skb(p); + } - return true; + if (dma && queue < NFIFO) { + u16 ac_queue = brcms_fifo_to_ac(queue); + if (dma->txavail > TX_HEADROOM && queue < TX_BCMC_FIFO && + ieee80211_queue_stopped(wlc->pub->ieee_hw, ac_queue)) + ieee80211_wake_queue(wlc->pub->ieee_hw, ac_queue); + dma_kick_tx(dma); + } + return fatal; } /* process tx completion events in BMAC @@ -1011,7 +1028,6 @@ static bool brcms_b_txstatus(struct brcms_hardware *wlc_hw, bool bound, bool *fatal) { bool morepending = false; - struct brcms_c_info *wlc = wlc_hw->wlc; struct bcma_device *core; struct tx_status txstatus, *txs; u32 s1, s2; @@ -1022,19 +1038,23 @@ brcms_b_txstatus(struct brcms_hardware *wlc_hw, bool bound, bool *fatal) */ uint max_tx_num = bound ? TXSBND : -1; - BCMMSG(wlc->wiphy, "wl%d\n", wlc_hw->unit); - txs = &txstatus; core = wlc_hw->d11core; *fatal = false; s1 = bcma_read32(core, D11REGOFFS(frmtxstatus)); while (!(*fatal) && (s1 & TXS_V)) { + /* !give others some time to run! */ + if (n >= max_tx_num) { + morepending = true; + break; + } if (s1 == 0xffffffff) { - wiphy_err(wlc->wiphy, "wl%d: %s: dead chip\n", - wlc_hw->unit, __func__); - return morepending; + brcms_err(core, "wl%d: %s: dead chip\n", wlc_hw->unit, + __func__); + *fatal = true; + return false; } s2 = bcma_read32(core, D11REGOFFS(frmtxstatus2)); @@ -1046,20 +1066,12 @@ brcms_b_txstatus(struct brcms_hardware *wlc_hw, bool bound, bool *fatal) *fatal = brcms_c_dotxstatus(wlc_hw->wlc, txs); - /* !give others some time to run! */ - if (++n >= max_tx_num) - break; s1 = bcma_read32(core, D11REGOFFS(frmtxstatus)); + n++; } if (*fatal) - return 0; - - if (n >= max_tx_num) - morepending = true; - - if (!pktq_empty(&wlc->pkt_queue->q)) - brcms_c_send_q(wlc); + return false; return morepending; } @@ -1112,7 +1124,6 @@ static bool brcms_b_attach_dmapio(struct brcms_c_info *wlc, uint j, bool wme) u16 pio_mhf2 = 0; struct brcms_hardware *wlc_hw = wlc->hw; uint unit = wlc_hw->unit; - struct wiphy *wiphy = wlc->wiphy; /* name and offsets for dma_attach */ snprintf(name, sizeof(name), "wl%d", unit); @@ -1125,12 +1136,12 @@ static bool brcms_b_attach_dmapio(struct brcms_c_info *wlc, uint j, bool wme) * TX: TX_AC_BK_FIFO (TX AC Background data packets) * RX: RX_FIFO (RX data packets) */ - wlc_hw->di[0] = dma_attach(name, wlc_hw->sih, wlc_hw->d11core, + wlc_hw->di[0] = dma_attach(name, wlc, (wme ? dmareg(DMA_TX, 0) : 0), dmareg(DMA_RX, 0), (wme ? NTXD : 0), NRXD, RXBUFSZ, -1, NRXBUFPOST, - BRCMS_HWRXOFF, &brcm_msg_level); + BRCMS_HWRXOFF); dma_attach_err |= (NULL == wlc_hw->di[0]); /* @@ -1139,10 +1150,9 @@ static bool brcms_b_attach_dmapio(struct brcms_c_info *wlc, uint j, bool wme) * (legacy) TX_DATA_FIFO (TX data packets) * RX: UNUSED */ - wlc_hw->di[1] = dma_attach(name, wlc_hw->sih, wlc_hw->d11core, + wlc_hw->di[1] = dma_attach(name, wlc, dmareg(DMA_TX, 1), 0, - NTXD, 0, 0, -1, 0, 0, - &brcm_msg_level); + NTXD, 0, 0, -1, 0, 0); dma_attach_err |= (NULL == wlc_hw->di[1]); /* @@ -1150,26 +1160,26 @@ static bool brcms_b_attach_dmapio(struct brcms_c_info *wlc, uint j, bool wme) * TX: TX_AC_VI_FIFO (TX AC Video data packets) * RX: UNUSED */ - wlc_hw->di[2] = dma_attach(name, wlc_hw->sih, wlc_hw->d11core, + wlc_hw->di[2] = dma_attach(name, wlc, dmareg(DMA_TX, 2), 0, - NTXD, 0, 0, -1, 0, 0, - &brcm_msg_level); + NTXD, 0, 0, -1, 0, 0); dma_attach_err |= (NULL == wlc_hw->di[2]); /* * FIFO 3 * TX: TX_AC_VO_FIFO (TX AC Voice data packets) * (legacy) TX_CTL_FIFO (TX control & mgmt packets) */ - wlc_hw->di[3] = dma_attach(name, wlc_hw->sih, wlc_hw->d11core, + wlc_hw->di[3] = dma_attach(name, wlc, dmareg(DMA_TX, 3), 0, NTXD, 0, 0, -1, - 0, 0, &brcm_msg_level); + 0, 0); dma_attach_err |= (NULL == wlc_hw->di[3]); /* Cleaner to leave this as if with AP defined */ if (dma_attach_err) { - wiphy_err(wiphy, "wl%d: wlc_attach: dma_attach failed" - "\n", unit); + brcms_err(wlc_hw->d11core, + "wl%d: wlc_attach: dma_attach failed\n", + unit); return false; } @@ -1503,8 +1513,7 @@ brcms_b_set_addrmatch(struct brcms_hardware *wlc_hw, int match_reg_offset, u16 mac_m; u16 mac_h; - BCMMSG(wlc_hw->wlc->wiphy, "wl%d: brcms_b_set_addrmatch\n", - wlc_hw->unit); + brcms_dbg_rx(core, "wl%d: brcms_b_set_addrmatch\n", wlc_hw->unit); mac_l = addr[0] | (addr[1] << 8); mac_m = addr[2] | (addr[3] << 8); @@ -1527,7 +1536,7 @@ brcms_b_write_template_ram(struct brcms_hardware *wlc_hw, int offset, int len, __le32 word_le; __be32 word_be; bool be_bit; - BCMMSG(wlc_hw->wlc->wiphy, "wl%d\n", wlc_hw->unit); + brcms_dbg_info(core, "wl%d\n", wlc_hw->unit); bcma_write32(core, D11REGOFFS(tplatewrptr), offset); @@ -1700,8 +1709,8 @@ static void brcms_b_bsinit(struct brcms_c_info *wlc, u16 chanspec) { struct brcms_hardware *wlc_hw = wlc->hw; - BCMMSG(wlc->wiphy, "wl%d: bandunit %d\n", wlc_hw->unit, - wlc_hw->band->bandunit); + brcms_dbg_mac80211(wlc_hw->d11core, "wl%d: bandunit %d\n", wlc_hw->unit, + wlc_hw->band->bandunit); brcms_c_ucode_bsinit(wlc_hw); @@ -1736,8 +1745,6 @@ static void brcms_b_bsinit(struct brcms_c_info *wlc, u16 chanspec) /* Perform a soft reset of the PHY PLL */ void brcms_b_core_phypll_reset(struct brcms_hardware *wlc_hw) { - BCMMSG(wlc_hw->wlc->wiphy, "wl%d\n", wlc_hw->unit); - ai_cc_reg(wlc_hw->sih, offsetof(struct chipcregs, chipcontrol_addr), ~0, 0); udelay(1); @@ -1782,7 +1789,7 @@ void brcms_b_phy_reset(struct brcms_hardware *wlc_hw) u32 phy_bw_clkbits; bool phy_in_reset = false; - BCMMSG(wlc_hw->wlc->wiphy, "wl%d\n", wlc_hw->unit); + brcms_dbg_info(wlc_hw->d11core, "wl%d: reset phy\n", wlc_hw->unit); if (pih == NULL) return; @@ -1916,7 +1923,7 @@ static void brcms_c_get_macaddr(struct brcms_hardware *wlc_hw, u8 etheraddr[ETH_ /* power both the pll and external oscillator on/off */ static void brcms_b_xtal(struct brcms_hardware *wlc_hw, bool want) { - BCMMSG(wlc_hw->wlc->wiphy, "wl%d: want %d\n", wlc_hw->unit, want); + brcms_dbg_info(wlc_hw->d11core, "wl%d: want %d\n", wlc_hw->unit, want); /* * dont power down if plldown is false or @@ -2005,7 +2012,7 @@ void brcms_b_corereset(struct brcms_hardware *wlc_hw, u32 flags) if (flags == BRCMS_USE_COREFLAGS) flags = (wlc_hw->band->pi ? wlc_hw->band->core_flags : 0); - BCMMSG(wlc_hw->wlc->wiphy, "wl%d\n", wlc_hw->unit); + brcms_dbg_info(wlc_hw->d11core, "wl%d: core reset\n", wlc_hw->unit); /* request FAST clock if not on */ fastclk = wlc_hw->forcefastclk; @@ -2016,13 +2023,13 @@ void brcms_b_corereset(struct brcms_hardware *wlc_hw, u32 flags) if (bcma_core_is_enabled(wlc_hw->d11core)) { for (i = 0; i < NFIFO; i++) if ((wlc_hw->di[i]) && (!dma_txreset(wlc_hw->di[i]))) - wiphy_err(wlc_hw->wlc->wiphy, "wl%d: %s: " + brcms_err(wlc_hw->d11core, "wl%d: %s: " "dma_txreset[%d]: cannot stop dma\n", wlc_hw->unit, __func__, i); if ((wlc_hw->di[RX_FIFO]) && (!wlc_dma_rxreset(wlc_hw, RX_FIFO))) - wiphy_err(wlc_hw->wlc->wiphy, "wl%d: %s: dma_rxreset" + brcms_err(wlc_hw->d11core, "wl%d: %s: dma_rxreset" "[%d]: cannot stop dma\n", wlc_hw->unit, __func__, RX_FIFO); } @@ -2235,7 +2242,7 @@ static void brcms_ucode_write(struct brcms_hardware *wlc_hw, uint i; uint count; - BCMMSG(wlc_hw->wlc->wiphy, "wl%d\n", wlc_hw->unit); + brcms_dbg_info(wlc_hw->d11core, "wl%d\n", wlc_hw->unit); count = (nbytes / sizeof(u32)); @@ -2257,14 +2264,14 @@ static void brcms_ucode_download(struct brcms_hardware *wlc_hw) if (wlc_hw->ucode_loaded) return; - if (D11REV_IS(wlc_hw->corerev, 23)) { + if (D11REV_IS(wlc_hw->corerev, 17) || D11REV_IS(wlc_hw->corerev, 23)) { if (BRCMS_ISNPHY(wlc_hw->band)) { brcms_ucode_write(wlc_hw, ucode->bcm43xx_16_mimo, ucode->bcm43xx_16_mimosz); wlc_hw->ucode_loaded = true; } else - wiphy_err(wlc->wiphy, "%s: wl%d: unsupported phy in " - "corerev %d\n", + brcms_err(wlc_hw->d11core, + "%s: wl%d: unsupported phy in corerev %d\n", __func__, wlc_hw->unit, wlc_hw->corerev); } else if (D11REV_IS(wlc_hw->corerev, 24)) { if (BRCMS_ISLCNPHY(wlc_hw->band)) { @@ -2272,8 +2279,8 @@ static void brcms_ucode_download(struct brcms_hardware *wlc_hw) ucode->bcm43xx_24_lcnsz); wlc_hw->ucode_loaded = true; } else { - wiphy_err(wlc->wiphy, "%s: wl%d: unsupported phy in " - "corerev %d\n", + brcms_err(wlc_hw->d11core, + "%s: wl%d: unsupported phy in corerev %d\n", __func__, wlc_hw->unit, wlc_hw->corerev); } } @@ -2310,7 +2317,6 @@ static void brcms_b_fifoerrors(struct brcms_hardware *wlc_hw) uint unit; uint intstatus, idx; struct bcma_device *core = wlc_hw->d11core; - struct wiphy *wiphy = wlc_hw->wlc->wiphy; unit = wlc_hw->unit; @@ -2323,39 +2329,39 @@ static void brcms_b_fifoerrors(struct brcms_hardware *wlc_hw) if (!intstatus) continue; - BCMMSG(wlc_hw->wlc->wiphy, "wl%d: intstatus%d 0x%x\n", - unit, idx, intstatus); + brcms_dbg_int(core, "wl%d: intstatus%d 0x%x\n", + unit, idx, intstatus); if (intstatus & I_RO) { - wiphy_err(wiphy, "wl%d: fifo %d: receive fifo " + brcms_err(core, "wl%d: fifo %d: receive fifo " "overflow\n", unit, idx); fatal = true; } if (intstatus & I_PC) { - wiphy_err(wiphy, "wl%d: fifo %d: descriptor error\n", - unit, idx); + brcms_err(core, "wl%d: fifo %d: descriptor error\n", + unit, idx); fatal = true; } if (intstatus & I_PD) { - wiphy_err(wiphy, "wl%d: fifo %d: data error\n", unit, + brcms_err(core, "wl%d: fifo %d: data error\n", unit, idx); fatal = true; } if (intstatus & I_DE) { - wiphy_err(wiphy, "wl%d: fifo %d: descriptor protocol " + brcms_err(core, "wl%d: fifo %d: descriptor protocol " "error\n", unit, idx); fatal = true; } if (intstatus & I_RU) - wiphy_err(wiphy, "wl%d: fifo %d: receive descriptor " + brcms_err(core, "wl%d: fifo %d: receive descriptor " "underflow\n", idx, unit); if (intstatus & I_XU) { - wiphy_err(wiphy, "wl%d: fifo %d: transmit fifo " + brcms_err(core, "wl%d: fifo %d: transmit fifo " "underflow\n", idx, unit); fatal = true; } @@ -2516,13 +2522,13 @@ static inline u32 wlc_intstatus(struct brcms_c_info *wlc, bool in_isr) { struct brcms_hardware *wlc_hw = wlc->hw; struct bcma_device *core = wlc_hw->d11core; - u32 macintstatus; + u32 macintstatus, mask; /* macintstatus includes a DMA interrupt summary bit */ macintstatus = bcma_read32(core, D11REGOFFS(macintstatus)); + mask = in_isr ? wlc->macintmask : wlc->defmacintmask; - BCMMSG(wlc->wiphy, "wl%d: macintstatus: 0x%x\n", wlc_hw->unit, - macintstatus); + trace_brcms_macintstatus(&core->dev, in_isr, macintstatus, mask); /* detect cardbus removed, in power down(suspend) and in reset */ if (brcms_deviceremoved(wlc)) @@ -2535,16 +2541,12 @@ static inline u32 wlc_intstatus(struct brcms_c_info *wlc, bool in_isr) return 0; /* defer unsolicited interrupts */ - macintstatus &= (in_isr ? wlc->macintmask : wlc->defmacintmask); + macintstatus &= mask; /* if not for us */ if (macintstatus == 0) return 0; - /* interrupts are already turned off for CFE build - * Caution: For CFE Turning off the interrupts again has some undesired - * consequences - */ /* turn off the interrupts */ bcma_write32(core, D11REGOFFS(macintmask), 0); (void)bcma_read32(core, D11REGOFFS(macintmask)); @@ -2587,33 +2589,31 @@ bool brcms_c_intrsupd(struct brcms_c_info *wlc) /* * First-level interrupt processing. - * Return true if this was our interrupt, false otherwise. - * *wantdpc will be set to true if further brcms_c_dpc() processing is required, + * Return true if this was our interrupt + * and if further brcms_c_dpc() processing is required, * false otherwise. */ -bool brcms_c_isr(struct brcms_c_info *wlc, bool *wantdpc) +bool brcms_c_isr(struct brcms_c_info *wlc) { struct brcms_hardware *wlc_hw = wlc->hw; u32 macintstatus; - *wantdpc = false; - if (!wlc_hw->up || !wlc->macintmask) return false; /* read and clear macintstatus and intstatus registers */ macintstatus = wlc_intstatus(wlc, true); - if (macintstatus == 0xffffffff) - wiphy_err(wlc->wiphy, "DEVICEREMOVED detected in the ISR code" - " path\n"); + if (macintstatus == 0xffffffff) { + brcms_err(wlc_hw->d11core, + "DEVICEREMOVED detected in the ISR code path\n"); + return false; + } /* it is not for us */ if (macintstatus == 0) return false; - *wantdpc = true; - /* save interrupt status bits */ wlc->macintstatus = macintstatus; @@ -2626,10 +2626,9 @@ void brcms_c_suspend_mac_and_wait(struct brcms_c_info *wlc) struct brcms_hardware *wlc_hw = wlc->hw; struct bcma_device *core = wlc_hw->d11core; u32 mc, mi; - struct wiphy *wiphy = wlc->wiphy; - BCMMSG(wlc->wiphy, "wl%d: bandunit %d\n", wlc_hw->unit, - wlc_hw->band->bandunit); + brcms_dbg_mac80211(core, "wl%d: bandunit %d\n", wlc_hw->unit, + wlc_hw->band->bandunit); /* * Track overlapping suspend requests @@ -2644,7 +2643,7 @@ void brcms_c_suspend_mac_and_wait(struct brcms_c_info *wlc) mc = bcma_read32(core, D11REGOFFS(maccontrol)); if (mc == 0xffffffff) { - wiphy_err(wiphy, "wl%d: %s: dead chip\n", wlc_hw->unit, + brcms_err(core, "wl%d: %s: dead chip\n", wlc_hw->unit, __func__); brcms_down(wlc->wl); return; @@ -2655,7 +2654,7 @@ void brcms_c_suspend_mac_and_wait(struct brcms_c_info *wlc) mi = bcma_read32(core, D11REGOFFS(macintstatus)); if (mi == 0xffffffff) { - wiphy_err(wiphy, "wl%d: %s: dead chip\n", wlc_hw->unit, + brcms_err(core, "wl%d: %s: dead chip\n", wlc_hw->unit, __func__); brcms_down(wlc->wl); return; @@ -2668,10 +2667,10 @@ void brcms_c_suspend_mac_and_wait(struct brcms_c_info *wlc) BRCMS_MAX_MAC_SUSPEND); if (!(bcma_read32(core, D11REGOFFS(macintstatus)) & MI_MACSSPNDD)) { - wiphy_err(wiphy, "wl%d: wlc_suspend_mac_and_wait: waited %d uS" + brcms_err(core, "wl%d: wlc_suspend_mac_and_wait: waited %d uS" " and MI_MACSSPNDD is still not on.\n", wlc_hw->unit, BRCMS_MAX_MAC_SUSPEND); - wiphy_err(wiphy, "wl%d: psmdebug 0x%08x, phydebug 0x%08x, " + brcms_err(core, "wl%d: psmdebug 0x%08x, phydebug 0x%08x, " "psm_brc 0x%04x\n", wlc_hw->unit, bcma_read32(core, D11REGOFFS(psmdebug)), bcma_read32(core, D11REGOFFS(phydebug)), @@ -2680,7 +2679,7 @@ void brcms_c_suspend_mac_and_wait(struct brcms_c_info *wlc) mc = bcma_read32(core, D11REGOFFS(maccontrol)); if (mc == 0xffffffff) { - wiphy_err(wiphy, "wl%d: %s: dead chip\n", wlc_hw->unit, + brcms_err(core, "wl%d: %s: dead chip\n", wlc_hw->unit, __func__); brcms_down(wlc->wl); return; @@ -2696,8 +2695,8 @@ void brcms_c_enable_mac(struct brcms_c_info *wlc) struct bcma_device *core = wlc_hw->d11core; u32 mc, mi; - BCMMSG(wlc->wiphy, "wl%d: bandunit %d\n", wlc_hw->unit, - wlc->band->bandunit); + brcms_dbg_mac80211(core, "wl%d: bandunit %d\n", wlc_hw->unit, + wlc->band->bandunit); /* * Track overlapping suspend requests @@ -2740,8 +2739,6 @@ static bool brcms_b_validate_chip_access(struct brcms_hardware *wlc_hw) u32 w, val; struct wiphy *wiphy = wlc_hw->wlc->wiphy; - BCMMSG(wiphy, "wl%d\n", wlc_hw->unit); - /* Validate dchip register access */ bcma_write32(core, D11REGOFFS(objaddr), OBJADDR_SHM_SEL | 0); @@ -2802,7 +2799,7 @@ void brcms_b_core_phypll_ctl(struct brcms_hardware *wlc_hw, bool on) struct bcma_device *core = wlc_hw->d11core; u32 tmp; - BCMMSG(wlc_hw->wlc->wiphy, "wl%d\n", wlc_hw->unit); + brcms_dbg_info(core, "wl%d\n", wlc_hw->unit); tmp = 0; @@ -2818,8 +2815,8 @@ void brcms_b_core_phypll_ctl(struct brcms_hardware *wlc_hw, bool on) tmp = bcma_read32(core, D11REGOFFS(clk_ctl_st)); if ((tmp & CCS_ERSRC_AVAIL_HT) != CCS_ERSRC_AVAIL_HT) - wiphy_err(wlc_hw->wlc->wiphy, "%s: turn on PHY" - " PLL failed\n", __func__); + brcms_err(core, "%s: turn on PHY PLL failed\n", + __func__); } else { bcma_set32(core, D11REGOFFS(clk_ctl_st), tmp | CCS_ERSRC_REQ_D11PLL | @@ -2835,8 +2832,8 @@ void brcms_b_core_phypll_ctl(struct brcms_hardware *wlc_hw, bool on) (CCS_ERSRC_AVAIL_D11PLL | CCS_ERSRC_AVAIL_PHYPLL)) != (CCS_ERSRC_AVAIL_D11PLL | CCS_ERSRC_AVAIL_PHYPLL)) - wiphy_err(wlc_hw->wlc->wiphy, "%s: turn on " - "PHY PLL failed\n", __func__); + brcms_err(core, "%s: turn on PHY PLL failed\n", + __func__); } } else { /* @@ -2854,7 +2851,7 @@ static void brcms_c_coredisable(struct brcms_hardware *wlc_hw) { bool dev_gone; - BCMMSG(wlc_hw->wlc->wiphy, "wl%d\n", wlc_hw->unit); + brcms_dbg_info(wlc_hw->d11core, "wl%d: disable core\n", wlc_hw->unit); dev_gone = brcms_deviceremoved(wlc_hw->wlc); @@ -2884,12 +2881,14 @@ static void brcms_c_flushqueues(struct brcms_c_info *wlc) uint i; /* free any posted tx packets */ - for (i = 0; i < NFIFO; i++) + for (i = 0; i < NFIFO; i++) { if (wlc_hw->di[i]) { dma_txreclaim(wlc_hw->di[i], DMA_RANGE_ALL); - wlc->core->txpktpend[i] = 0; - BCMMSG(wlc->wiphy, "pktpend fifo %d clrd\n", i); + if (i < TX_BCMC_FIFO) + ieee80211_wake_queue(wlc->pub->ieee_hw, + brcms_fifo_to_ac(i)); } + } /* free any posted rx packets */ dma_rxreclaim(wlc_hw->di[RX_FIFO]); @@ -2921,7 +2920,7 @@ brcms_b_write_objmem(struct brcms_hardware *wlc_hw, uint offset, u16 v, if (offset & 2) objoff += 2; - bcma_write16(core, objoff, v); + bcma_wflush16(core, objoff, v); } /* @@ -3109,7 +3108,7 @@ static void brcms_c_statsupd(struct brcms_c_info *wlc) /* check for rx fifo 0 overflow */ delta = (u16) (wlc->core->macstat_snapshot->rxf0ovfl - rxf0ovfl); if (delta) - wiphy_err(wlc->wiphy, "wl%d: %u rx fifo 0 overflows!\n", + brcms_err(wlc->hw->d11core, "wl%d: %u rx fifo 0 overflows!\n", wlc->pub->unit, delta); /* check for tx fifo underflows */ @@ -3118,8 +3117,9 @@ static void brcms_c_statsupd(struct brcms_c_info *wlc) (u16) (wlc->core->macstat_snapshot->txfunfl[i] - txfunfl[i]); if (delta) - wiphy_err(wlc->wiphy, "wl%d: %u tx fifo %d underflows!" - "\n", wlc->pub->unit, delta, i); + brcms_err(wlc->hw->d11core, + "wl%d: %u tx fifo %d underflows!\n", + wlc->pub->unit, delta, i); } #endif /* DEBUG */ @@ -3132,8 +3132,6 @@ static void brcms_c_statsupd(struct brcms_c_info *wlc) static void brcms_b_reset(struct brcms_hardware *wlc_hw) { - BCMMSG(wlc_hw->wlc->wiphy, "wl%d\n", wlc_hw->unit); - /* reset the core */ if (!brcms_deviceremoved(wlc_hw->wlc)) brcms_b_corereset(wlc_hw, BRCMS_USE_COREFLAGS); @@ -3144,7 +3142,7 @@ static void brcms_b_reset(struct brcms_hardware *wlc_hw) void brcms_c_reset(struct brcms_c_info *wlc) { - BCMMSG(wlc->wiphy, "wl%d\n", wlc->pub->unit); + brcms_dbg_info(wlc->hw->d11core, "wl%d\n", wlc->pub->unit); /* slurp up hw mac counters before core reset */ brcms_c_statsupd(wlc); @@ -3189,10 +3187,9 @@ static void brcms_b_coreinit(struct brcms_c_info *wlc) bool fifosz_fixup = false; int err = 0; u16 buf[NFIFO]; - struct wiphy *wiphy = wlc->wiphy; struct brcms_ucode *ucode = &wlc_hw->wlc->wl->ucode; - BCMMSG(wlc->wiphy, "wl%d\n", wlc_hw->unit); + brcms_dbg_info(core, "wl%d: core init\n", wlc_hw->unit); /* reset PSM */ brcms_b_mctrl(wlc_hw, ~0, (MCTL_IHR_EN | MCTL_PSM_JMP_0 | MCTL_WAKE)); @@ -3212,29 +3209,29 @@ static void brcms_b_coreinit(struct brcms_c_info *wlc) SPINWAIT(((bcma_read32(core, D11REGOFFS(macintstatus)) & MI_MACSSPNDD) == 0), 1000 * 1000); if ((bcma_read32(core, D11REGOFFS(macintstatus)) & MI_MACSSPNDD) == 0) - wiphy_err(wiphy, "wl%d: wlc_coreinit: ucode did not self-" + brcms_err(core, "wl%d: wlc_coreinit: ucode did not self-" "suspend!\n", wlc_hw->unit); brcms_c_gpio_init(wlc); sflags = bcma_aread32(core, BCMA_IOST); - if (D11REV_IS(wlc_hw->corerev, 23)) { + if (D11REV_IS(wlc_hw->corerev, 17) || D11REV_IS(wlc_hw->corerev, 23)) { if (BRCMS_ISNPHY(wlc_hw->band)) brcms_c_write_inits(wlc_hw, ucode->d11n0initvals16); else - wiphy_err(wiphy, "%s: wl%d: unsupported phy in corerev" + brcms_err(core, "%s: wl%d: unsupported phy in corerev" " %d\n", __func__, wlc_hw->unit, wlc_hw->corerev); } else if (D11REV_IS(wlc_hw->corerev, 24)) { if (BRCMS_ISLCNPHY(wlc_hw->band)) brcms_c_write_inits(wlc_hw, ucode->d11lcn0initvals24); else - wiphy_err(wiphy, "%s: wl%d: unsupported phy in corerev" + brcms_err(core, "%s: wl%d: unsupported phy in corerev" " %d\n", __func__, wlc_hw->unit, wlc_hw->corerev); } else { - wiphy_err(wiphy, "%s: wl%d: unsupported corerev %d\n", + brcms_err(core, "%s: wl%d: unsupported corerev %d\n", __func__, wlc_hw->unit, wlc_hw->corerev); } @@ -3276,7 +3273,7 @@ static void brcms_b_coreinit(struct brcms_c_info *wlc) err = -1; } if (err != 0) - wiphy_err(wiphy, "wlc_coreinit: txfifo mismatch: ucode size %d" + brcms_err(core, "wlc_coreinit: txfifo mismatch: ucode size %d" " driver size %d index %d\n", buf[i], wlc_hw->xmtfifo_sz[i], i); @@ -3359,8 +3356,6 @@ static brcms_b_init(struct brcms_hardware *wlc_hw, u16 chanspec) { bool fastclk; struct brcms_c_info *wlc = wlc_hw->wlc; - BCMMSG(wlc_hw->wlc->wiphy, "wl%d\n", wlc_hw->unit); - /* request FAST clock if not on */ fastclk = wlc_hw->forcefastclk; if (!fastclk) @@ -3453,7 +3448,7 @@ static void brcms_c_rate_lookup_init(struct brcms_c_info *wlc, rate = (rateset->rates[i] & BRCMS_RATE_MASK); if (rate > BRCM_MAXRATE) { - wiphy_err(wlc->wiphy, "brcms_c_rate_lookup_init: " + brcms_err(wlc->hw->d11core, "brcms_c_rate_lookup_init: " "invalid rate 0x%X in rate set\n", rateset->rates[i]); continue; @@ -3529,7 +3524,6 @@ static void brcms_c_bandinit_ordered(struct brcms_c_info *wlc, uint parkband; uint i, band_order[2]; - BCMMSG(wlc->wiphy, "wl%d\n", wlc->pub->unit); /* * We might have been bandlocked during down and the chip * power-cycled (hibernate). Figure out the right band to park on @@ -3710,8 +3704,8 @@ static void brcms_c_set_ratetable(struct brcms_c_info *wlc) /* band-specific init */ static void brcms_c_bsinit(struct brcms_c_info *wlc) { - BCMMSG(wlc->wiphy, "wl%d: bandunit %d\n", - wlc->pub->unit, wlc->band->bandunit); + brcms_dbg_info(wlc->hw->d11core, "wl%d: bandunit %d\n", + wlc->pub->unit, wlc->band->bandunit); /* write ucode ACK/CTS rate table */ brcms_c_set_ratetable(wlc); @@ -3734,7 +3728,8 @@ brcms_c_duty_cycle_set(struct brcms_c_info *wlc, int duty_cycle, bool isOFDM, isOFDM ? M_TX_IDLE_BUSY_RATIO_X_16_OFDM : M_TX_IDLE_BUSY_RATIO_X_16_CCK; if (duty_cycle > 100 || duty_cycle < 0) { - wiphy_err(wlc->wiphy, "wl%d: duty cycle value off limit\n", + brcms_err(wlc->hw->d11core, + "wl%d: duty cycle value off limit\n", wlc->pub->unit); return -EINVAL; } @@ -3752,40 +3747,6 @@ brcms_c_duty_cycle_set(struct brcms_c_info *wlc, int duty_cycle, bool isOFDM, return 0; } -/* - * Initialize the base precedence map for dequeueing - * from txq based on WME settings - */ -static void brcms_c_tx_prec_map_init(struct brcms_c_info *wlc) -{ - wlc->tx_prec_map = BRCMS_PREC_BMP_ALL; - memset(wlc->fifo2prec_map, 0, NFIFO * sizeof(u16)); - - wlc->fifo2prec_map[TX_AC_BK_FIFO] = BRCMS_PREC_BMP_AC_BK; - wlc->fifo2prec_map[TX_AC_BE_FIFO] = BRCMS_PREC_BMP_AC_BE; - wlc->fifo2prec_map[TX_AC_VI_FIFO] = BRCMS_PREC_BMP_AC_VI; - wlc->fifo2prec_map[TX_AC_VO_FIFO] = BRCMS_PREC_BMP_AC_VO; -} - -static void -brcms_c_txflowcontrol_signal(struct brcms_c_info *wlc, - struct brcms_txq_info *qi, bool on, int prio) -{ - /* transmit flowcontrol is not yet implemented */ -} - -static void brcms_c_txflowcontrol_reset(struct brcms_c_info *wlc) -{ - struct brcms_txq_info *qi; - - for (qi = wlc->tx_queues; qi != NULL; qi = qi->next) { - if (qi->stopped) { - brcms_c_txflowcontrol_signal(wlc, qi, OFF, ALLPRIO); - qi->stopped = 0; - } - } -} - /* push sw hps and wake state through hardware */ static void brcms_c_set_ps_ctrl(struct brcms_c_info *wlc) { @@ -3795,7 +3756,8 @@ static void brcms_c_set_ps_ctrl(struct brcms_c_info *wlc) hps = brcms_c_ps_allowed(wlc); - BCMMSG(wlc->wiphy, "wl%d: hps %d\n", wlc->pub->unit, hps); + brcms_dbg_mac80211(wlc->hw->d11core, "wl%d: hps %d\n", wlc->pub->unit, + hps); v1 = bcma_read32(wlc->hw->d11core, D11REGOFFS(maccontrol)); v2 = MCTL_WAKE; @@ -3881,7 +3843,8 @@ brcms_b_set_chanspec(struct brcms_hardware *wlc_hw, u16 chanspec, { uint bandunit; - BCMMSG(wlc_hw->wlc->wiphy, "wl%d: 0x%x\n", wlc_hw->unit, chanspec); + brcms_dbg_mac80211(wlc_hw->d11core, "wl%d: 0x%x\n", wlc_hw->unit, + chanspec); wlc_hw->chanspec = chanspec; @@ -3942,7 +3905,7 @@ static void brcms_c_set_chanspec(struct brcms_c_info *wlc, u16 chanspec) u16 old_chanspec = wlc->chanspec; if (!brcms_c_valid_chanspec_db(wlc->cmi, chanspec)) { - wiphy_err(wlc->wiphy, "wl%d: %s: Bad channel %d\n", + brcms_err(wlc->hw->d11core, "wl%d: %s: Bad channel %d\n", wlc->pub->unit, __func__, CHSPEC_CHANNEL(chanspec)); return; } @@ -3953,8 +3916,8 @@ static void brcms_c_set_chanspec(struct brcms_c_info *wlc, u16 chanspec) if (wlc->band->bandunit != bandunit || wlc->bandinit_pending) { switchband = true; if (wlc->bandlocked) { - wiphy_err(wlc->wiphy, "wl%d: %s: chspec %d " - "band is locked!\n", + brcms_err(wlc->hw->d11core, + "wl%d: %s: chspec %d band is locked!\n", wlc->pub->unit, __func__, CHSPEC_CHANNEL(chanspec)); return; @@ -4018,6 +3981,10 @@ void brcms_c_beacon_phytxctl_txant_upd(struct brcms_c_info *wlc, */ void brcms_c_protection_upd(struct brcms_c_info *wlc, uint idx, int val) { + /* + * Cannot use brcms_dbg_* here because this function is called + * before wlc is sufficiently initialized. + */ BCMMSG(wlc->wiphy, "idx %d, val %d\n", idx, val); switch (idx) { @@ -4090,8 +4057,8 @@ void brcms_c_wme_setparams(struct brcms_c_info *wlc, u16 aci, /* Only apply params if the core is out of reset and has clocks */ if (!wlc->clk) { - wiphy_err(wlc->wiphy, "wl%d: %s : no-clock\n", wlc->pub->unit, - __func__); + brcms_err(wlc->hw->d11core, "wl%d: %s : no-clock\n", + wlc->pub->unit, __func__); return; } @@ -4109,7 +4076,7 @@ void brcms_c_wme_setparams(struct brcms_c_info *wlc, u16 aci, if (acp_shm.aifs < EDCF_AIFSN_MIN || acp_shm.aifs > EDCF_AIFSN_MAX) { - wiphy_err(wlc->wiphy, "wl%d: edcf_setparams: bad " + brcms_err(wlc->hw->d11core, "wl%d: edcf_setparams: bad " "aifs %d\n", wlc->pub->unit, acp_shm.aifs); } else { acp_shm.cwmin = params->cw_min; @@ -4224,8 +4191,8 @@ static void brcms_c_radio_timer(void *arg) struct brcms_c_info *wlc = (struct brcms_c_info *) arg; if (brcms_deviceremoved(wlc)) { - wiphy_err(wlc->wiphy, "wl%d: %s: dead chip\n", wlc->pub->unit, - __func__); + brcms_err(wlc->hw->d11core, "wl%d: %s: dead chip\n", + wlc->pub->unit, __func__); brcms_down(wlc->wl); return; } @@ -4238,8 +4205,6 @@ static void brcms_b_watchdog(struct brcms_c_info *wlc) { struct brcms_hardware *wlc_hw = wlc->hw; - BCMMSG(wlc->wiphy, "wl%d\n", wlc_hw->unit); - if (!wlc_hw->up) return; @@ -4258,14 +4223,14 @@ static void brcms_b_watchdog(struct brcms_c_info *wlc) /* common watchdog code */ static void brcms_c_watchdog(struct brcms_c_info *wlc) { - BCMMSG(wlc->wiphy, "wl%d\n", wlc->pub->unit); + brcms_dbg_info(wlc->hw->d11core, "wl%d\n", wlc->pub->unit); if (!wlc->pub->up) return; if (brcms_deviceremoved(wlc)) { - wiphy_err(wlc->wiphy, "wl%d: %s: dead chip\n", wlc->pub->unit, - __func__); + brcms_err(wlc->hw->d11core, "wl%d: %s: dead chip\n", + wlc->pub->unit, __func__); brcms_down(wlc->wl); return; } @@ -4437,13 +4402,13 @@ static int brcms_b_attach(struct brcms_c_info *wlc, struct bcma_device *core, struct ssb_sprom *sprom = &core->bus->sprom; if (core->bus->hosttype == BCMA_HOSTTYPE_PCI) - BCMMSG(wlc->wiphy, "wl%d: vendor 0x%x device 0x%x\n", unit, - pcidev->vendor, - pcidev->device); + brcms_dbg_info(core, "wl%d: vendor 0x%x device 0x%x\n", unit, + pcidev->vendor, + pcidev->device); else - BCMMSG(wlc->wiphy, "wl%d: vendor 0x%x device 0x%x\n", unit, - core->bus->boardinfo.vendor, - core->bus->boardinfo.type); + brcms_dbg_info(core, "wl%d: vendor 0x%x device 0x%x\n", unit, + core->bus->boardinfo.vendor, + core->bus->boardinfo.type); wme = true; @@ -4535,7 +4500,8 @@ static int brcms_b_attach(struct brcms_c_info *wlc, struct bcma_device *core, /* check device id(srom, nvram etc.) to set bands */ if (wlc_hw->deviceid == BCM43224_D11N_ID || - wlc_hw->deviceid == BCM43224_D11N_ID_VEN1) + wlc_hw->deviceid == BCM43224_D11N_ID_VEN1 || + wlc_hw->deviceid == BCM43224_CHIP_ID) /* Dualband boards */ wlc_hw->_nbands = 2; else @@ -4715,8 +4681,9 @@ static int brcms_b_attach(struct brcms_c_info *wlc, struct bcma_device *core, goto fail; } - BCMMSG(wlc->wiphy, "deviceid 0x%x nbands %d board 0x%x\n", - wlc_hw->deviceid, wlc_hw->_nbands, ai_get_boardtype(wlc_hw->sih)); + brcms_dbg_info(wlc_hw->d11core, "deviceid 0x%x nbands %d board 0x%x\n", + wlc_hw->deviceid, wlc_hw->_nbands, + ai_get_boardtype(wlc_hw->sih)); return err; @@ -4836,56 +4803,6 @@ static void brcms_c_bss_default_init(struct brcms_c_info *wlc) bi->flags |= BRCMS_BSS_HT; } -static struct brcms_txq_info *brcms_c_txq_alloc(struct brcms_c_info *wlc) -{ - struct brcms_txq_info *qi, *p; - - qi = kzalloc(sizeof(struct brcms_txq_info), GFP_ATOMIC); - if (qi != NULL) { - /* - * Have enough room for control packets along with HI watermark - * Also, add room to txq for total psq packets if all the SCBs - * leave PS mode. The watermark for flowcontrol to OS packets - * will remain the same - */ - brcmu_pktq_init(&qi->q, BRCMS_PREC_COUNT, - 2 * BRCMS_DATAHIWAT + PKTQ_LEN_DEFAULT); - - /* add this queue to the the global list */ - p = wlc->tx_queues; - if (p == NULL) { - wlc->tx_queues = qi; - } else { - while (p->next != NULL) - p = p->next; - p->next = qi; - } - } - return qi; -} - -static void brcms_c_txq_free(struct brcms_c_info *wlc, - struct brcms_txq_info *qi) -{ - struct brcms_txq_info *p; - - if (qi == NULL) - return; - - /* remove the queue from the linked list */ - p = wlc->tx_queues; - if (p == qi) - wlc->tx_queues = p->next; - else { - while (p != NULL && p->next != qi) - p = p->next; - if (p != NULL) - p->next = p->next->next; - } - - kfree(qi); -} - static void brcms_c_update_mimo_band_bwcap(struct brcms_c_info *wlc, u8 bwcap) { uint i; @@ -4991,8 +4908,6 @@ uint brcms_c_detach(struct brcms_c_info *wlc) if (wlc == NULL) return 0; - BCMMSG(wlc->wiphy, "wl%d\n", wlc->pub->unit); - callbacks += brcms_b_detach(wlc); /* delete software timers */ @@ -5005,10 +4920,6 @@ uint brcms_c_detach(struct brcms_c_info *wlc) brcms_c_detach_module(wlc); - - while (wlc->tx_queues != NULL) - brcms_c_txq_free(wlc, wlc->tx_queues); - brcms_c_detach_mfree(wlc); return callbacks; } @@ -5026,7 +4937,7 @@ static void brcms_b_hw_up(struct brcms_hardware *wlc_hw) if (wlc_hw->wlc->pub->hw_up) return; - BCMMSG(wlc_hw->wlc->wiphy, "wl%d\n", wlc_hw->unit); + brcms_dbg_info(wlc_hw->d11core, "wl%d\n", wlc_hw->unit); /* * Enable pll and xtal, initialize the power control registers, @@ -5063,7 +4974,7 @@ static void brcms_b_hw_up(struct brcms_hardware *wlc_hw) static int brcms_b_up_prep(struct brcms_hardware *wlc_hw) { - BCMMSG(wlc_hw->wlc->wiphy, "wl%d\n", wlc_hw->unit); + brcms_dbg_info(wlc_hw->d11core, "wl%d\n", wlc_hw->unit); /* * Enable pll and xtal, initialize the power control registers, @@ -5077,7 +4988,7 @@ static int brcms_b_up_prep(struct brcms_hardware *wlc_hw) * Configure pci/pcmcia here instead of in brcms_c_attach() * to allow mfg hotswap: down, hotswap (chip power cycle), up. */ - bcma_core_pci_irq_ctl(&wlc_hw->d11core->bus->drv_pci, wlc_hw->d11core, + bcma_core_pci_irq_ctl(&wlc_hw->d11core->bus->drv_pci[0], wlc_hw->d11core, true); /* @@ -5102,8 +5013,6 @@ static int brcms_b_up_prep(struct brcms_hardware *wlc_hw) static int brcms_b_up_finish(struct brcms_hardware *wlc_hw) { - BCMMSG(wlc_hw->wlc->wiphy, "wl%d\n", wlc_hw->unit); - wlc_hw->up = true; wlc_phy_hw_state_upd(wlc_hw->band->pi, true); @@ -5135,7 +5044,7 @@ int brcms_c_up(struct brcms_c_info *wlc) { struct ieee80211_channel *ch; - BCMMSG(wlc->wiphy, "wl%d\n", wlc->pub->unit); + brcms_dbg_info(wlc->hw->d11core, "wl%d\n", wlc->pub->unit); /* HW is turned off so don't try to access it */ if (wlc->pub->hw_off || brcms_deviceremoved(wlc)) @@ -5176,8 +5085,8 @@ int brcms_c_up(struct brcms_c_info *wlc) WL_RADIO_HW_DISABLE); if (bsscfg->enable && bsscfg->BSS) - wiphy_err(wlc->wiphy, "wl%d: up" - ": rfdisable -> " + brcms_err(wlc->hw->d11core, + "wl%d: up: rfdisable -> " "bsscfg_disable()\n", wlc->pub->unit); } @@ -5237,8 +5146,6 @@ static int brcms_b_bmac_down_prep(struct brcms_hardware *wlc_hw) bool dev_gone; uint callbacks = 0; - BCMMSG(wlc_hw->wlc->wiphy, "wl%d\n", wlc_hw->unit); - if (!wlc_hw->up) return callbacks; @@ -5265,8 +5172,6 @@ static int brcms_b_down_finish(struct brcms_hardware *wlc_hw) uint callbacks = 0; bool dev_gone; - BCMMSG(wlc_hw->wlc->wiphy, "wl%d\n", wlc_hw->unit); - if (!wlc_hw->up) return callbacks; @@ -5314,14 +5219,14 @@ uint brcms_c_down(struct brcms_c_info *wlc) uint callbacks = 0; int i; bool dev_gone = false; - struct brcms_txq_info *qi; - BCMMSG(wlc->wiphy, "wl%d\n", wlc->pub->unit); + brcms_dbg_info(wlc->hw->d11core, "wl%d\n", wlc->pub->unit); /* check if we are already in the going down path */ if (wlc->going_down) { - wiphy_err(wlc->wiphy, "wl%d: %s: Driver going down so return" - "\n", wlc->pub->unit, __func__); + brcms_err(wlc->hw->d11core, + "wl%d: %s: Driver going down so return\n", + wlc->pub->unit, __func__); return 0; } if (!wlc->pub->up) @@ -5353,13 +5258,6 @@ uint brcms_c_down(struct brcms_c_info *wlc) wlc_phy_mute_upd(wlc->band->pi, false, PHY_MUTE_ALL); - /* clear txq flow control */ - brcms_c_txflowcontrol_reset(wlc); - - /* flush tx queues */ - for (qi = wlc->tx_queues; qi != NULL; qi = qi->next) - brcmu_pktq_flush(&qi->q, true, NULL, NULL); - callbacks += brcms_b_down_finish(wlc->hw); /* brcms_b_down_finish has done brcms_c_coredisable(). so clk is off */ @@ -5441,7 +5339,7 @@ int brcms_c_set_gmode(struct brcms_c_info *wlc, u8 gmode, bool config) default: /* Error */ - wiphy_err(wlc->wiphy, "wl%d: %s: invalid gmode %d\n", + brcms_err(wlc->hw->d11core, "wl%d: %s: invalid gmode %d\n", wlc->pub->unit, __func__, gmode); return -ENOTSUPP; } @@ -5745,45 +5643,6 @@ int brcms_c_module_unregister(struct brcms_pub *pub, const char *name, return -ENODATA; } -void brcms_c_print_txstatus(struct tx_status *txs) -{ - pr_debug("\ntxpkt (MPDU) Complete\n"); - - pr_debug("FrameID: %04x TxStatus: %04x\n", txs->frameid, txs->status); - - pr_debug("[15:12] %d frame attempts\n", - (txs->status & TX_STATUS_FRM_RTX_MASK) >> - TX_STATUS_FRM_RTX_SHIFT); - pr_debug(" [11:8] %d rts attempts\n", - (txs->status & TX_STATUS_RTS_RTX_MASK) >> - TX_STATUS_RTS_RTX_SHIFT); - pr_debug(" [7] %d PM mode indicated\n", - txs->status & TX_STATUS_PMINDCTD ? 1 : 0); - pr_debug(" [6] %d intermediate status\n", - txs->status & TX_STATUS_INTERMEDIATE ? 1 : 0); - pr_debug(" [5] %d AMPDU\n", - txs->status & TX_STATUS_AMPDU ? 1 : 0); - pr_debug(" [4:2] %d Frame Suppressed Reason (%s)\n", - (txs->status & TX_STATUS_SUPR_MASK) >> TX_STATUS_SUPR_SHIFT, - (const char *[]) { - "None", - "PMQ Entry", - "Flush request", - "Previous frag failure", - "Channel mismatch", - "Lifetime Expiry", - "Underflow" - } [(txs->status & TX_STATUS_SUPR_MASK) >> - TX_STATUS_SUPR_SHIFT]); - pr_debug(" [1] %d acked\n", - txs->status & TX_STATUS_ACK_RCV ? 1 : 0); - - pr_debug("LastTxTime: %04x Seq: %04x PHYTxStatus: %04x RxAckRSSI: %04x RxAckSQ: %04x\n", - txs->lasttxtime, txs->sequence, txs->phyerr, - (txs->ackphyrxsh & PRXS1_JSSI_MASK) >> PRXS1_JSSI_SHIFT, - (txs->ackphyrxsh & PRXS1_SQ_MASK) >> PRXS1_SQ_SHIFT); -} - static bool brcms_c_chipmatch_pci(struct bcma_device *core) { struct pci_dev *pcidev = core->bus->host_pci; @@ -5795,7 +5654,7 @@ static bool brcms_c_chipmatch_pci(struct bcma_device *core) return false; } - if (device == BCM43224_D11N_ID_VEN1) + if (device == BCM43224_D11N_ID_VEN1 || device == BCM43224_CHIP_ID) return true; if ((device == BCM43224_D11N_ID) || (device == BCM43225_D11N2G_ID)) return true; @@ -5832,184 +5691,6 @@ bool brcms_c_chipmatch(struct bcma_device *core) } } -#if defined(DEBUG) -void brcms_c_print_txdesc(struct d11txh *txh) -{ - u16 mtcl = le16_to_cpu(txh->MacTxControlLow); - u16 mtch = le16_to_cpu(txh->MacTxControlHigh); - u16 mfc = le16_to_cpu(txh->MacFrameControl); - u16 tfest = le16_to_cpu(txh->TxFesTimeNormal); - u16 ptcw = le16_to_cpu(txh->PhyTxControlWord); - u16 ptcw_1 = le16_to_cpu(txh->PhyTxControlWord_1); - u16 ptcw_1_Fbr = le16_to_cpu(txh->PhyTxControlWord_1_Fbr); - u16 ptcw_1_Rts = le16_to_cpu(txh->PhyTxControlWord_1_Rts); - u16 ptcw_1_FbrRts = le16_to_cpu(txh->PhyTxControlWord_1_FbrRts); - u16 mainrates = le16_to_cpu(txh->MainRates); - u16 xtraft = le16_to_cpu(txh->XtraFrameTypes); - u8 *iv = txh->IV; - u8 *ra = txh->TxFrameRA; - u16 tfestfb = le16_to_cpu(txh->TxFesTimeFallback); - u8 *rtspfb = txh->RTSPLCPFallback; - u16 rtsdfb = le16_to_cpu(txh->RTSDurFallback); - u8 *fragpfb = txh->FragPLCPFallback; - u16 fragdfb = le16_to_cpu(txh->FragDurFallback); - u16 mmodelen = le16_to_cpu(txh->MModeLen); - u16 mmodefbrlen = le16_to_cpu(txh->MModeFbrLen); - u16 tfid = le16_to_cpu(txh->TxFrameID); - u16 txs = le16_to_cpu(txh->TxStatus); - u16 mnmpdu = le16_to_cpu(txh->MaxNMpdus); - u16 mabyte = le16_to_cpu(txh->MaxABytes_MRT); - u16 mabyte_f = le16_to_cpu(txh->MaxABytes_FBR); - u16 mmbyte = le16_to_cpu(txh->MinMBytes); - - u8 *rtsph = txh->RTSPhyHeader; - struct ieee80211_rts rts = txh->rts_frame; - - /* add plcp header along with txh descriptor */ - brcmu_dbg_hex_dump(txh, sizeof(struct d11txh) + 48, - "Raw TxDesc + plcp header:\n"); - - pr_debug("TxCtlLow: %04x ", mtcl); - pr_debug("TxCtlHigh: %04x ", mtch); - pr_debug("FC: %04x ", mfc); - pr_debug("FES Time: %04x\n", tfest); - pr_debug("PhyCtl: %04x%s ", ptcw, - (ptcw & PHY_TXC_SHORT_HDR) ? " short" : ""); - pr_debug("PhyCtl_1: %04x ", ptcw_1); - pr_debug("PhyCtl_1_Fbr: %04x\n", ptcw_1_Fbr); - pr_debug("PhyCtl_1_Rts: %04x ", ptcw_1_Rts); - pr_debug("PhyCtl_1_Fbr_Rts: %04x\n", ptcw_1_FbrRts); - pr_debug("MainRates: %04x ", mainrates); - pr_debug("XtraFrameTypes: %04x ", xtraft); - pr_debug("\n"); - - print_hex_dump_bytes("SecIV:", DUMP_PREFIX_OFFSET, iv, sizeof(txh->IV)); - print_hex_dump_bytes("RA:", DUMP_PREFIX_OFFSET, - ra, sizeof(txh->TxFrameRA)); - - pr_debug("Fb FES Time: %04x ", tfestfb); - print_hex_dump_bytes("Fb RTS PLCP:", DUMP_PREFIX_OFFSET, - rtspfb, sizeof(txh->RTSPLCPFallback)); - pr_debug("RTS DUR: %04x ", rtsdfb); - print_hex_dump_bytes("PLCP:", DUMP_PREFIX_OFFSET, - fragpfb, sizeof(txh->FragPLCPFallback)); - pr_debug("DUR: %04x", fragdfb); - pr_debug("\n"); - - pr_debug("MModeLen: %04x ", mmodelen); - pr_debug("MModeFbrLen: %04x\n", mmodefbrlen); - - pr_debug("FrameID: %04x\n", tfid); - pr_debug("TxStatus: %04x\n", txs); - - pr_debug("MaxNumMpdu: %04x\n", mnmpdu); - pr_debug("MaxAggbyte: %04x\n", mabyte); - pr_debug("MaxAggbyte_fb: %04x\n", mabyte_f); - pr_debug("MinByte: %04x\n", mmbyte); - - print_hex_dump_bytes("RTS PLCP:", DUMP_PREFIX_OFFSET, - rtsph, sizeof(txh->RTSPhyHeader)); - print_hex_dump_bytes("RTS Frame:", DUMP_PREFIX_OFFSET, - (u8 *)&rts, sizeof(txh->rts_frame)); - pr_debug("\n"); -} -#endif /* defined(DEBUG) */ - -#if defined(DEBUG) -static int -brcms_c_format_flags(const struct brcms_c_bit_desc *bd, u32 flags, char *buf, - int len) -{ - int i; - char *p = buf; - char hexstr[16]; - int slen = 0, nlen = 0; - u32 bit; - const char *name; - - if (len < 2 || !buf) - return 0; - - buf[0] = '\0'; - - for (i = 0; flags != 0; i++) { - bit = bd[i].bit; - name = bd[i].name; - if (bit == 0 && flags != 0) { - /* print any unnamed bits */ - snprintf(hexstr, 16, "0x%X", flags); - name = hexstr; - flags = 0; /* exit loop */ - } else if ((flags & bit) == 0) - continue; - flags &= ~bit; - nlen = strlen(name); - slen += nlen; - /* count btwn flag space */ - if (flags != 0) - slen += 1; - /* need NULL char as well */ - if (len <= slen) - break; - /* copy NULL char but don't count it */ - strncpy(p, name, nlen + 1); - p += nlen; - /* copy btwn flag space and NULL char */ - if (flags != 0) - p += snprintf(p, 2, " "); - len -= slen; - } - - /* indicate the str was too short */ - if (flags != 0) { - if (len < 2) - p -= 2 - len; /* overwrite last char */ - p += snprintf(p, 2, ">"); - } - - return (int)(p - buf); -} -#endif /* defined(DEBUG) */ - -#if defined(DEBUG) -void brcms_c_print_rxh(struct d11rxhdr *rxh) -{ - u16 len = rxh->RxFrameSize; - u16 phystatus_0 = rxh->PhyRxStatus_0; - u16 phystatus_1 = rxh->PhyRxStatus_1; - u16 phystatus_2 = rxh->PhyRxStatus_2; - u16 phystatus_3 = rxh->PhyRxStatus_3; - u16 macstatus1 = rxh->RxStatus1; - u16 macstatus2 = rxh->RxStatus2; - char flagstr[64]; - char lenbuf[20]; - static const struct brcms_c_bit_desc macstat_flags[] = { - {RXS_FCSERR, "FCSErr"}, - {RXS_RESPFRAMETX, "Reply"}, - {RXS_PBPRES, "PADDING"}, - {RXS_DECATMPT, "DeCr"}, - {RXS_DECERR, "DeCrErr"}, - {RXS_BCNSENT, "Bcn"}, - {0, NULL} - }; - - brcmu_dbg_hex_dump(rxh, sizeof(struct d11rxhdr), "Raw RxDesc:\n"); - - brcms_c_format_flags(macstat_flags, macstatus1, flagstr, 64); - - snprintf(lenbuf, sizeof(lenbuf), "0x%x", len); - - pr_debug("RxFrameSize: %6s (%d)%s\n", lenbuf, len, - (rxh->PhyRxStatus_0 & PRXS0_SHORTH) ? " short preamble" : ""); - pr_debug("RxPHYStatus: %04x %04x %04x %04x\n", - phystatus_0, phystatus_1, phystatus_2, phystatus_3); - pr_debug("RxMACStatus: %x %s\n", macstatus1, flagstr); - pr_debug("RXMACaggtype: %x\n", - (macstatus2 & RXS_AGGTYPE_MASK)); - pr_debug("RxTSFTime: %04x\n", rxh->RxTSFTime); -} -#endif /* defined(DEBUG) */ - u16 brcms_b_rate_shm_offset(struct brcms_hardware *wlc_hw, u8 rate) { u16 table_ptr; @@ -6033,86 +5714,6 @@ u16 brcms_b_rate_shm_offset(struct brcms_hardware *wlc_hw, u8 rate) return 2 * brcms_b_read_shm(wlc_hw, table_ptr + (index * 2)); } -static bool -brcms_c_prec_enq_head(struct brcms_c_info *wlc, struct pktq *q, - struct sk_buff *pkt, int prec, bool head) -{ - struct sk_buff *p; - int eprec = -1; /* precedence to evict from */ - - /* Determine precedence from which to evict packet, if any */ - if (pktq_pfull(q, prec)) - eprec = prec; - else if (pktq_full(q)) { - p = brcmu_pktq_peek_tail(q, &eprec); - if (eprec > prec) { - wiphy_err(wlc->wiphy, "%s: Failing: eprec %d > prec %d" - "\n", __func__, eprec, prec); - return false; - } - } - - /* Evict if needed */ - if (eprec >= 0) { - bool discard_oldest; - - discard_oldest = ac_bitmap_tst(0, eprec); - - /* Refuse newer packet unless configured to discard oldest */ - if (eprec == prec && !discard_oldest) { - wiphy_err(wlc->wiphy, "%s: No where to go, prec == %d" - "\n", __func__, prec); - return false; - } - - /* Evict packet according to discard policy */ - p = discard_oldest ? brcmu_pktq_pdeq(q, eprec) : - brcmu_pktq_pdeq_tail(q, eprec); - brcmu_pkt_buf_free_skb(p); - } - - /* Enqueue */ - if (head) - p = brcmu_pktq_penq_head(q, prec, pkt); - else - p = brcmu_pktq_penq(q, prec, pkt); - - return true; -} - -/* - * Attempts to queue a packet onto a multiple-precedence queue, - * if necessary evicting a lower precedence packet from the queue. - * - * 'prec' is the precedence number that has already been mapped - * from the packet priority. - * - * Returns true if packet consumed (queued), false if not. - */ -static bool brcms_c_prec_enq(struct brcms_c_info *wlc, struct pktq *q, - struct sk_buff *pkt, int prec) -{ - return brcms_c_prec_enq_head(wlc, q, pkt, prec, false); -} - -void brcms_c_txq_enq(struct brcms_c_info *wlc, struct scb *scb, - struct sk_buff *sdu, uint prec) -{ - struct brcms_txq_info *qi = wlc->pkt_queue; /* Check me */ - struct pktq *q = &qi->q; - int prio; - - prio = sdu->priority; - - if (!brcms_c_prec_enq(wlc, q, sdu, prec)) { - /* - * we might hit this condtion in case - * packet flooding from mac80211 stack - */ - brcmu_pkt_buf_free_skb(sdu); - } -} - /* * bcmc_fid_generate: * Generate frame ID for a BCMC packet. The frag field is not used @@ -6140,8 +5741,6 @@ brcms_c_calc_ack_time(struct brcms_c_info *wlc, u32 rspec, { uint dur = 0; - BCMMSG(wlc->wiphy, "wl%d: rspec 0x%x, preamble_type %d\n", - wlc->pub->unit, rspec, preamble_type); /* * Spec 9.6: ack rate is the highest rate in BSSBasicRateSet that * is less than or equal to the rate of the immediately previous @@ -6159,8 +5758,6 @@ static uint brcms_c_calc_cts_time(struct brcms_c_info *wlc, u32 rspec, u8 preamble_type) { - BCMMSG(wlc->wiphy, "wl%d: ratespec 0x%x, preamble_type %d\n", - wlc->pub->unit, rspec, preamble_type); return brcms_c_calc_ack_time(wlc, rspec, preamble_type); } @@ -6168,8 +5765,6 @@ static uint brcms_c_calc_ba_time(struct brcms_c_info *wlc, u32 rspec, u8 preamble_type) { - BCMMSG(wlc->wiphy, "wl%d: rspec 0x%x, " - "preamble_type %d\n", wlc->pub->unit, rspec, preamble_type); /* * Spec 9.6: ack rate is the highest rate in BSSBasicRateSet that * is less than or equal to the rate of the immediately previous @@ -6223,9 +5818,6 @@ brcms_c_calc_frame_len(struct brcms_c_info *wlc, u32 ratespec, uint nsyms, mac_len, Ndps, kNdps; uint rate = rspec2rate(ratespec); - BCMMSG(wlc->wiphy, "wl%d: rspec 0x%x, preamble_type %d, dur %d\n", - wlc->pub->unit, ratespec, preamble_type, dur); - if (is_mcs_rate(ratespec)) { uint mcs = ratespec & RSPEC_RATE_MASK; int tot_streams = mcs_2_txstreams(mcs) + rspec_stc(ratespec); @@ -6292,7 +5884,7 @@ static bool brcms_c_valid_rate(struct brcms_c_info *wlc, u32 rspec, int band, return true; error: if (verbose) - wiphy_err(wlc->wiphy, "wl%d: valid_rate: rate spec 0x%x " + brcms_err(wlc->hw->d11core, "wl%d: valid_rate: rate spec 0x%x " "not in hw_rateset\n", wlc->pub->unit, rspec); return false; @@ -6302,6 +5894,7 @@ static u32 mac80211_wlc_set_nrate(struct brcms_c_info *wlc, struct brcms_band *cur_band, u32 int_val) { + struct bcma_device *core = wlc->hw->d11core; u8 stf = (int_val & NRATE_STF_MASK) >> NRATE_STF_SHIFT; u8 rate = int_val & NRATE_RATE_MASK; u32 rspec; @@ -6318,7 +5911,7 @@ mac80211_wlc_set_nrate(struct brcms_c_info *wlc, struct brcms_band *cur_band, if ((wlc->pub->_n_enab & SUPPORT_11N) && ismcs) { /* mcs only allowed when nmode */ if (stf > PHY_TXC1_MODE_SDM) { - wiphy_err(wlc->wiphy, "wl%d: %s: Invalid stf\n", + brcms_err(core, "wl%d: %s: Invalid stf\n", wlc->pub->unit, __func__); bcmerror = -EINVAL; goto done; @@ -6329,8 +5922,8 @@ mac80211_wlc_set_nrate(struct brcms_c_info *wlc, struct brcms_band *cur_band, if (!CHSPEC_IS40(wlc->home_chanspec) || ((stf != PHY_TXC1_MODE_SISO) && (stf != PHY_TXC1_MODE_CDD))) { - wiphy_err(wlc->wiphy, "wl%d: %s: Invalid mcs " - "32\n", wlc->pub->unit, __func__); + brcms_err(core, "wl%d: %s: Invalid mcs 32\n", + wlc->pub->unit, __func__); bcmerror = -EINVAL; goto done; } @@ -6338,9 +5931,9 @@ mac80211_wlc_set_nrate(struct brcms_c_info *wlc, struct brcms_band *cur_band, } else if (rate > HIGHEST_SINGLE_STREAM_MCS) { /* mcs > 7 must use stf SDM */ if (stf != PHY_TXC1_MODE_SDM) { - BCMMSG(wlc->wiphy, "wl%d: enabling " - "SDM mode for mcs %d\n", - wlc->pub->unit, rate); + brcms_dbg_mac80211(core, "wl%d: enabling " + "SDM mode for mcs %d\n", + wlc->pub->unit, rate); stf = PHY_TXC1_MODE_SDM; } } else { @@ -6351,15 +5944,15 @@ mac80211_wlc_set_nrate(struct brcms_c_info *wlc, struct brcms_band *cur_band, if ((stf > PHY_TXC1_MODE_STBC) || (!BRCMS_STBC_CAP_PHY(wlc) && (stf == PHY_TXC1_MODE_STBC))) { - wiphy_err(wlc->wiphy, "wl%d: %s: Invalid STBC" - "\n", wlc->pub->unit, __func__); + brcms_err(core, "wl%d: %s: Invalid STBC\n", + wlc->pub->unit, __func__); bcmerror = -EINVAL; goto done; } } } else if (is_ofdm_rate(rate)) { if ((stf != PHY_TXC1_MODE_CDD) && (stf != PHY_TXC1_MODE_SISO)) { - wiphy_err(wlc->wiphy, "wl%d: %s: Invalid OFDM\n", + brcms_err(core, "wl%d: %s: Invalid OFDM\n", wlc->pub->unit, __func__); bcmerror = -EINVAL; goto done; @@ -6367,20 +5960,20 @@ mac80211_wlc_set_nrate(struct brcms_c_info *wlc, struct brcms_band *cur_band, } else if (is_cck_rate(rate)) { if ((cur_band->bandtype != BRCM_BAND_2G) || (stf != PHY_TXC1_MODE_SISO)) { - wiphy_err(wlc->wiphy, "wl%d: %s: Invalid CCK\n", + brcms_err(core, "wl%d: %s: Invalid CCK\n", wlc->pub->unit, __func__); bcmerror = -EINVAL; goto done; } } else { - wiphy_err(wlc->wiphy, "wl%d: %s: Unknown rate type\n", + brcms_err(core, "wl%d: %s: Unknown rate type\n", wlc->pub->unit, __func__); bcmerror = -EINVAL; goto done; } /* make sure multiple antennae are available for non-siso rates */ if ((stf != PHY_TXC1_MODE_SISO) && (wlc->stf->txstreams == 1)) { - wiphy_err(wlc->wiphy, "wl%d: %s: SISO antenna but !SISO " + brcms_err(core, "wl%d: %s: SISO antenna but !SISO " "request\n", wlc->pub->unit, __func__); bcmerror = -EINVAL; goto done; @@ -6449,7 +6042,7 @@ static void brcms_c_cck_plcp_set(struct brcms_c_info *wlc, int rate_500, break; default: - wiphy_err(wlc->wiphy, + brcms_err(wlc->hw->d11core, "brcms_c_cck_plcp_set: unsupported rate %d\n", rate_500); rate_500 = BRCM_RATE_1M; @@ -6582,7 +6175,7 @@ static u16 brcms_c_phytxctl1_calc(struct brcms_c_info *wlc, u32 rspec) bw = rspec_get_bw(rspec); /* 10Mhz is not supported yet */ if (bw < PHY_TXC1_BW_20MHZ) { - wiphy_err(wlc->wiphy, "phytxctl1_calc: bw %d is " + brcms_err(wlc->hw->d11core, "phytxctl1_calc: bw %d is " "not supported yet, set to 20L\n", bw); bw = PHY_TXC1_BW_20MHZ; } @@ -6609,7 +6202,7 @@ static u16 brcms_c_phytxctl1_calc(struct brcms_c_info *wlc, u32 rspec) /* get the phyctl byte from rate phycfg table */ phycfg = brcms_c_rate_legacy_phyctl(rspec2rate(rspec)); if (phycfg == -1) { - wiphy_err(wlc->wiphy, "phytxctl1_calc: wrong " + brcms_err(wlc->hw->d11core, "phytxctl1_calc: wrong " "legacy OFDM/CCK rate\n"); phycfg = 0; } @@ -6689,8 +6282,9 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, if (tx_info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) { /* non-AP STA should never use BCMC queue */ if (queue == TX_BCMC_FIFO) { - wiphy_err(wlc->wiphy, "wl%d: %s: ASSERT queue == " - "TX_BCMC!\n", wlc->pub->unit, __func__); + brcms_err(wlc->hw->d11core, + "wl%d: %s: ASSERT queue == TX_BCMC!\n", + wlc->pub->unit, __func__); frameid = bcmc_fid_generate(wlc, NULL, txh); } else { /* Increment the counter for first fragment */ @@ -6860,7 +6454,8 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, if ((txrate[k]->flags & IEEE80211_TX_RC_MCS) && (!is_mcs_rate(rspec[k]))) { - wiphy_err(wlc->wiphy, "wl%d: %s: IEEE80211_TX_" + brcms_err(wlc->hw->d11core, + "wl%d: %s: IEEE80211_TX_" "RC_MCS != is_mcs_rate(rspec)\n", wlc->pub->unit, __func__); } @@ -7254,14 +6849,16 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, wlc->fragthresh[queue] = (u16) newfragthresh; } else { - wiphy_err(wlc->wiphy, "wl%d: %s txop invalid " + brcms_err(wlc->hw->d11core, + "wl%d: %s txop invalid " "for rate %d\n", wlc->pub->unit, fifo_names[queue], rspec2rate(rspec[0])); } if (dur > wlc->edcf_txop[ac]) - wiphy_err(wlc->wiphy, "wl%d: %s: %s txop " + brcms_err(wlc->hw->d11core, + "wl%d: %s: %s txop " "exceeded phylen %d/%d dur %d/%d\n", wlc->pub->unit, __func__, fifo_names[queue], @@ -7273,79 +6870,33 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, return 0; } -void brcms_c_sendpkt_mac80211(struct brcms_c_info *wlc, struct sk_buff *sdu, - struct ieee80211_hw *hw) +static int brcms_c_tx(struct brcms_c_info *wlc, struct sk_buff *skb) { - u8 prio; - uint fifo; - struct scb *scb = &wlc->pri_scb; - struct ieee80211_hdr *d11_header = (struct ieee80211_hdr *)(sdu->data); - - /* - * 802.11 standard requires management traffic - * to go at highest priority - */ - prio = ieee80211_is_data(d11_header->frame_control) ? sdu->priority : - MAXPRIO; - fifo = prio2fifo[prio]; - if (brcms_c_d11hdrs_mac80211(wlc, hw, sdu, scb, 0, 1, fifo, 0)) - return; - brcms_c_txq_enq(wlc, scb, sdu, BRCMS_PRIO_TO_PREC(prio)); - brcms_c_send_q(wlc); -} - -void brcms_c_send_q(struct brcms_c_info *wlc) -{ - struct sk_buff *pkt[DOT11_MAXNUMFRAGS]; - int prec; - u16 prec_map; - int err = 0, i, count; - uint fifo; - struct brcms_txq_info *qi = wlc->pkt_queue; - struct pktq *q = &qi->q; - struct ieee80211_tx_info *tx_info; + struct dma_pub *dma; + int fifo, ret = -ENOSPC; + struct d11txh *txh; + u16 frameid = INVALIDFID; - prec_map = wlc->tx_prec_map; + fifo = brcms_ac_to_fifo(skb_get_queue_mapping(skb)); + dma = wlc->hw->di[fifo]; + txh = (struct d11txh *)(skb->data); - /* Send all the enq'd pkts that we can. - * Dequeue packets with precedence with empty HW fifo only - */ - while (prec_map && (pkt[0] = brcmu_pktq_mdeq(q, prec_map, &prec))) { - tx_info = IEEE80211_SKB_CB(pkt[0]); - if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) { - err = brcms_c_sendampdu(wlc->ampdu, qi, pkt, prec); - } else { - count = 1; - err = brcms_c_prep_pdu(wlc, pkt[0], &fifo); - if (!err) { - for (i = 0; i < count; i++) - brcms_c_txfifo(wlc, fifo, pkt[i], true, - 1); - } - } - - if (err == -EBUSY) { - brcmu_pktq_penq_head(q, prec, pkt[0]); - /* - * If send failed due to any other reason than a - * change in HW FIFO condition, quit. Otherwise, - * read the new prec_map! - */ - if (prec_map == wlc->tx_prec_map) - break; - prec_map = wlc->tx_prec_map; - } + if (dma->txavail == 0) { + /* + * We sometimes get a frame from mac80211 after stopping + * the queues. This only ever seems to be a single frame + * and is seems likely to be a race. TX_HEADROOM should + * ensure that we have enough space to handle these stray + * packets, so warn if there isn't. If we're out of space + * in the tx ring and the tx queue isn't stopped then + * we've really got a bug; warn loudly if that happens. + */ + brcms_warn(wlc->hw->d11core, + "Received frame for tx with no space in DMA ring\n"); + WARN_ON(!ieee80211_queue_stopped(wlc->pub->ieee_hw, + skb_get_queue_mapping(skb))); + return -ENOSPC; } -} - -void -brcms_c_txfifo(struct brcms_c_info *wlc, uint fifo, struct sk_buff *p, - bool commit, s8 txpktpend) -{ - u16 frameid = INVALIDFID; - struct d11txh *txh; - - txh = (struct d11txh *) (p->data); /* When a BC/MC frame is being committed to the BCMC fifo * via DMA (NOT PIO), update ucode or BSS info as appropriate. @@ -7353,16 +6904,6 @@ brcms_c_txfifo(struct brcms_c_info *wlc, uint fifo, struct sk_buff *p, if (fifo == TX_BCMC_FIFO) frameid = le16_to_cpu(txh->TxFrameID); - /* - * Bump up pending count for if not using rpc. If rpc is - * used, this will be handled in brcms_b_txfifo() - */ - if (commit) { - wlc->core->txpktpend[fifo] += txpktpend; - BCMMSG(wlc->wiphy, "pktpend inc %d to %d\n", - txpktpend, wlc->core->txpktpend[fifo]); - } - /* Commit BCMC sequence number in the SHM frame ID location */ if (frameid != INVALIDFID) { /* @@ -7372,8 +6913,55 @@ brcms_c_txfifo(struct brcms_c_info *wlc, uint fifo, struct sk_buff *p, brcms_b_write_shm(wlc->hw, M_BCMC_FID, frameid); } - if (dma_txfast(wlc->hw->di[fifo], p, commit) < 0) + ret = brcms_c_txfifo(wlc, fifo, skb); + /* + * The only reason for brcms_c_txfifo to fail is because + * there weren't any DMA descriptors, but we've already + * checked for that. So if it does fail yell loudly. + */ + WARN_ON_ONCE(ret); + + return ret; +} + +bool brcms_c_sendpkt_mac80211(struct brcms_c_info *wlc, struct sk_buff *sdu, + struct ieee80211_hw *hw) +{ + uint fifo; + struct scb *scb = &wlc->pri_scb; + + fifo = brcms_ac_to_fifo(skb_get_queue_mapping(sdu)); + brcms_c_d11hdrs_mac80211(wlc, hw, sdu, scb, 0, 1, fifo, 0); + if (!brcms_c_tx(wlc, sdu)) + return true; + + /* packet discarded */ + dev_kfree_skb_any(sdu); + return false; +} + +int +brcms_c_txfifo(struct brcms_c_info *wlc, uint fifo, struct sk_buff *p) +{ + struct dma_pub *dma = wlc->hw->di[fifo]; + int ret; + u16 queue; + + ret = dma_txfast(wlc, dma, p); + if (ret < 0) wiphy_err(wlc->wiphy, "txfifo: fatal, toss frames !!!\n"); + + /* + * Stop queue if DMA ring is full. Reserve some free descriptors, + * as we sometimes receive a frame from mac80211 after the queues + * are stopped. + */ + queue = skb_get_queue_mapping(p); + if (dma->txavail <= TX_HEADROOM && fifo < TX_BCMC_FIFO && + !ieee80211_queue_stopped(wlc->pub->ieee_hw, queue)) + ieee80211_stop_queue(wlc->pub->ieee_hw, queue); + + return ret; } u32 @@ -7423,19 +7011,6 @@ brcms_c_rspec_to_rts_rspec(struct brcms_c_info *wlc, u32 rspec, return rts_rspec; } -void -brcms_c_txfifo_complete(struct brcms_c_info *wlc, uint fifo, s8 txpktpend) -{ - wlc->core->txpktpend[fifo] -= txpktpend; - BCMMSG(wlc->wiphy, "pktpend dec %d to %d\n", txpktpend, - wlc->core->txpktpend[fifo]); - - /* There is more room; mark precedences related to this FIFO sendable */ - wlc->tx_prec_map |= wlc->fifo2prec_map[fifo]; - - /* figure out which bsscfg is being worked on... */ -} - /* Update beacon listen interval in shared memory */ static void brcms_c_bcn_li_upd(struct brcms_c_info *wlc) { @@ -7508,7 +7083,7 @@ prep_mac80211_status(struct brcms_c_info *wlc, struct d11rxhdr *rxh, /* fill in TSF and flag its presence */ rx_status->mactime = brcms_c_recover_tsf64(wlc, rxh); - rx_status->flag |= RX_FLAG_MACTIME_MPDU; + rx_status->flag |= RX_FLAG_MACTIME_START; channel = BRCMS_CHAN_CHANNEL(rxh->RxChan); @@ -7571,7 +7146,8 @@ prep_mac80211_status(struct brcms_c_info *wlc, struct d11rxhdr *rxh, rx_status->rate_idx = 11; break; default: - wiphy_err(wlc->wiphy, "%s: Unknown rate\n", __func__); + brcms_err(wlc->hw->d11core, + "%s: Unknown rate\n", __func__); } /* @@ -7590,7 +7166,7 @@ prep_mac80211_status(struct brcms_c_info *wlc, struct d11rxhdr *rxh, } else if (is_ofdm_rate(rspec)) { rx_status->flag |= RX_FLAG_SHORTPRE; } else { - wiphy_err(wlc->wiphy, "%s: Unknown modulation\n", + brcms_err(wlc->hw->d11core, "%s: Unknown modulation\n", __func__); } } @@ -7600,12 +7176,12 @@ prep_mac80211_status(struct brcms_c_info *wlc, struct d11rxhdr *rxh, if (rxh->RxStatus1 & RXS_DECERR) { rx_status->flag |= RX_FLAG_FAILED_PLCP_CRC; - wiphy_err(wlc->wiphy, "%s: RX_FLAG_FAILED_PLCP_CRC\n", + brcms_err(wlc->hw->d11core, "%s: RX_FLAG_FAILED_PLCP_CRC\n", __func__); } if (rxh->RxStatus1 & RXS_FCSERR) { rx_status->flag |= RX_FLAG_FAILED_FCS_CRC; - wiphy_err(wlc->wiphy, "%s: RX_FLAG_FAILED_FCS_CRC\n", + brcms_err(wlc->hw->d11core, "%s: RX_FLAG_FAILED_FCS_CRC\n", __func__); } } @@ -7649,9 +7225,6 @@ brcms_c_calc_lsig_len(struct brcms_c_info *wlc, u32 ratespec, { uint nsyms, len = 0, kNdps; - BCMMSG(wlc->wiphy, "wl%d: rate %d, len%d\n", - wlc->pub->unit, rspec2rate(ratespec), mac_len); - if (is_mcs_rate(ratespec)) { uint mcs = ratespec & RSPEC_RATE_MASK; int tot_streams = (mcs_2_txstreams(mcs) + 1) + @@ -7883,35 +7456,6 @@ void brcms_c_update_probe_resp(struct brcms_c_info *wlc, bool suspend) brcms_c_bss_update_probe_resp(wlc, bsscfg, suspend); } -/* prepares pdu for transmission. returns BCM error codes */ -int brcms_c_prep_pdu(struct brcms_c_info *wlc, struct sk_buff *pdu, uint *fifop) -{ - uint fifo; - struct d11txh *txh; - struct ieee80211_hdr *h; - struct scb *scb; - - txh = (struct d11txh *) (pdu->data); - h = (struct ieee80211_hdr *)((u8 *) (txh + 1) + D11_PHY_HDR_LEN); - - /* get the pkt queue info. This was put at brcms_c_sendctl or - * brcms_c_send for PDU */ - fifo = le16_to_cpu(txh->TxFrameID) & TXFID_QUEUE_MASK; - - scb = NULL; - - *fifop = fifo; - - /* return if insufficient dma resources */ - if (*wlc->core->txavail[fifo] < MAX_DMA_SEGS) { - /* Mark precedences related to this FIFO, unsendable */ - /* A fifo is full. Clear precedences related to that FIFO */ - wlc->tx_prec_map &= ~(wlc->fifo2prec_map[fifo]); - return -EBUSY; - } - return 0; -} - int brcms_b_xmtfifo_sz_get(struct brcms_hardware *wlc_hw, uint fifo, uint *blocks) { @@ -7977,13 +7521,15 @@ int brcms_c_get_curband(struct brcms_c_info *wlc) void brcms_c_wait_for_tx_completion(struct brcms_c_info *wlc, bool drop) { int timeout = 20; + int i; - /* flush packet queue when requested */ - if (drop) - brcmu_pktq_flush(&wlc->pkt_queue->q, false, NULL, NULL); + /* Kick DMA to send any pending AMPDU */ + for (i = 0; i < ARRAY_SIZE(wlc->hw->di); i++) + if (wlc->hw->di[i]) + dma_txflush(wlc->hw->di[i]); /* wait for queue and DMA fifos to run dry */ - while (!pktq_empty(&wlc->pkt_queue->q) || brcms_txpktpendtot(wlc) > 0) { + while (brcms_txpktpendtot(wlc) > 0) { brcms_msleep(wlc->wl, 1); if (--timeout == 0) @@ -8032,8 +7578,6 @@ static void brcms_c_recv(struct brcms_c_info *wlc, struct sk_buff *p) uint len; bool is_amsdu; - BCMMSG(wlc->wiphy, "wl%d\n", wlc->pub->unit); - /* frame starts with rxhdr */ rxh = (struct d11rxhdr *) (p->data); @@ -8043,8 +7587,9 @@ static void brcms_c_recv(struct brcms_c_info *wlc, struct sk_buff *p) /* MAC inserts 2 pad bytes for a4 headers or QoS or A-MSDU subframes */ if (rxh->RxStatus1 & RXS_PBPRES) { if (p->len < 2) { - wiphy_err(wlc->wiphy, "wl%d: recv: rcvd runt of " - "len %d\n", wlc->pub->unit, p->len); + brcms_err(wlc->hw->d11core, + "wl%d: recv: rcvd runt of len %d\n", + wlc->pub->unit, p->len); goto toss; } skb_pull(p, 2); @@ -8088,17 +7633,19 @@ brcms_b_recv(struct brcms_hardware *wlc_hw, uint fifo, bool bound) uint n = 0; uint bound_limit = bound ? RXBND : -1; + bool morepending; - BCMMSG(wlc_hw->wlc->wiphy, "wl%d\n", wlc_hw->unit); skb_queue_head_init(&recv_frames); /* gather received frames */ - while (dma_rx(wlc_hw->di[fifo], &recv_frames)) { - + do { /* !give others some time to run! */ - if (++n >= bound_limit) + if (n >= bound_limit) break; - } + + morepending = dma_rx(wlc_hw->di[fifo], &recv_frames); + n++; + } while (morepending); /* post more rbufs */ dma_rxfill(wlc_hw->di[fifo]); @@ -8128,7 +7675,7 @@ brcms_b_recv(struct brcms_hardware *wlc_hw, uint fifo, bool bound) brcms_c_recv(wlc_hw->wlc, p); } - return n >= bound_limit; + return morepending; } /* second-level interrupt processing @@ -8140,10 +7687,9 @@ bool brcms_c_dpc(struct brcms_c_info *wlc, bool bounded) u32 macintstatus; struct brcms_hardware *wlc_hw = wlc->hw; struct bcma_device *core = wlc_hw->d11core; - struct wiphy *wiphy = wlc->wiphy; if (brcms_deviceremoved(wlc)) { - wiphy_err(wiphy, "wl%d: %s: dead chip\n", wlc_hw->unit, + brcms_err(core, "wl%d: %s: dead chip\n", wlc_hw->unit, __func__); brcms_down(wlc->wl); return false; @@ -8153,8 +7699,8 @@ bool brcms_c_dpc(struct brcms_c_info *wlc, bool bounded) macintstatus = wlc->macintstatus; wlc->macintstatus = 0; - BCMMSG(wlc->wiphy, "wl%d: macintstatus 0x%x\n", - wlc_hw->unit, macintstatus); + brcms_dbg_int(core, "wl%d: macintstatus 0x%x\n", + wlc_hw->unit, macintstatus); WARN_ON(macintstatus & MI_PRQ); /* PRQ Interrupt in non-MBSS */ @@ -8164,7 +7710,7 @@ bool brcms_c_dpc(struct brcms_c_info *wlc, bool bounded) if (brcms_b_txstatus(wlc->hw, bounded, &fatal)) wlc->macintstatus |= MI_TFS; if (fatal) { - wiphy_err(wiphy, "MI_TFS: fatal\n"); + brcms_err(core, "MI_TFS: fatal\n"); goto fatal; } } @@ -8174,7 +7720,7 @@ bool brcms_c_dpc(struct brcms_c_info *wlc, bool bounded) /* ATIM window end */ if (macintstatus & MI_ATIMWINEND) { - BCMMSG(wlc->wiphy, "end of ATIM window\n"); + brcms_dbg_info(core, "end of ATIM window\n"); bcma_set32(core, D11REGOFFS(maccommand), wlc->qvalid); wlc->qvalid = 0; } @@ -8192,7 +7738,7 @@ bool brcms_c_dpc(struct brcms_c_info *wlc, bool bounded) wlc_phy_noise_sample_intr(wlc_hw->band->pi); if (macintstatus & MI_GP0) { - wiphy_err(wiphy, "wl%d: PSM microcode watchdog fired at %d " + brcms_err(core, "wl%d: PSM microcode watchdog fired at %d " "(seconds). Resetting.\n", wlc_hw->unit, wlc_hw->now); printk_once("%s : PSM Watchdog, chipid 0x%x, chiprev 0x%x\n", @@ -8206,15 +7752,11 @@ bool brcms_c_dpc(struct brcms_c_info *wlc, bool bounded) bcma_write32(core, D11REGOFFS(gptimer), 0); if (macintstatus & MI_RFDISABLE) { - BCMMSG(wlc->wiphy, "wl%d: BMAC Detected a change on the" - " RF Disable Input\n", wlc_hw->unit); + brcms_dbg_info(core, "wl%d: BMAC Detected a change on the" + " RF Disable Input\n", wlc_hw->unit); brcms_rfkill_set_hw_state(wlc->wl); } - /* send any enq'd tx packets. Just makes sure to jump start tx */ - if (!pktq_empty(&wlc->pkt_queue->q)) - brcms_c_send_q(wlc); - /* it isn't done and needs to be resched if macintstatus is non-zero */ return wlc->macintstatus != 0; @@ -8229,7 +7771,7 @@ void brcms_c_init(struct brcms_c_info *wlc, bool mute_tx) struct ieee80211_channel *ch = wlc->pub->ieee_hw->conf.channel; u16 chanspec; - BCMMSG(wlc->wiphy, "wl%d\n", wlc->pub->unit); + brcms_dbg_info(core, "wl%d\n", wlc->pub->unit); chanspec = ch20mhz_chspec(ch->hw_value); @@ -8286,9 +7828,6 @@ void brcms_c_init(struct brcms_c_info *wlc, bool mute_tx) bcma_set16(core, D11REGOFFS(ifs_ctl), IFS_USEEDCF); brcms_c_edcf_setparams(wlc, false); - /* Init precedence maps for empty FIFOs */ - brcms_c_tx_prec_map_init(wlc); - /* read the ucode version if we have not yet done so */ if (wlc->ucode_rev == 0) { wlc->ucode_rev = @@ -8303,9 +7842,6 @@ void brcms_c_init(struct brcms_c_info *wlc, bool mute_tx) if (mute_tx) brcms_b_mute(wlc->hw, true); - /* clear tx flow control */ - brcms_c_txflowcontrol_reset(wlc); - /* enable the RF Disable Delay timer */ bcma_write32(core, D11REGOFFS(rfdisabledly), RFDISABLE_DEFAULT); @@ -8464,15 +8000,6 @@ brcms_c_attach(struct brcms_info *wl, struct bcma_device *core, uint unit, * Complete the wlc default state initializations.. */ - /* allocate our initial queue */ - wlc->pkt_queue = brcms_c_txq_alloc(wlc); - if (wlc->pkt_queue == NULL) { - wiphy_err(wl->wiphy, "wl%d: %s: failed to malloc tx queue\n", - unit, __func__); - err = 100; - goto fail; - } - wlc->bsscfg->wlc = wlc; wlc->mimoft = FT_HT; |