diff options
Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmsmac/main.c')
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmsmac/main.c | 67 |
1 files changed, 22 insertions, 45 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/main.c b/drivers/net/wireless/brcm80211/brcmsmac/main.c index 7563d46..eebbe30 100644 --- a/drivers/net/wireless/brcm80211/brcmsmac/main.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/main.c @@ -277,17 +277,6 @@ 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) @@ -314,18 +303,6 @@ 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}, @@ -365,6 +342,21 @@ 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, +}; + +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]; +} + /* Find basic rate for a given rate */ static u8 brcms_basic_rate(struct brcms_c_info *wlc, u32 rspec) { @@ -3753,12 +3745,6 @@ brcms_c_duty_cycle_set(struct brcms_c_info *wlc, int duty_cycle, bool isOFDM, 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; } /* push sw hps and wake state through hardware */ @@ -6068,14 +6054,13 @@ static bool brcms_c_prec_enq(struct brcms_c_info *wlc, struct pktq *q, } void brcms_c_txq_enq(struct brcms_c_info *wlc, struct scb *scb, - struct sk_buff *sdu, uint prec) + struct sk_buff *sdu) { struct brcms_txq_info *qi = wlc->pkt_queue; /* Check me */ struct pktq *q = &qi->q; - int prio; - - prio = sdu->priority; + uint prec; + prec = brcms_ac_to_fifo(skb_get_queue_mapping(sdu)); if (!brcms_c_prec_enq(wlc, q, sdu, prec)) { /* * we might hit this condtion in case @@ -7248,21 +7233,13 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, void brcms_c_sendpkt_mac80211(struct brcms_c_info *wlc, struct sk_buff *sdu, struct ieee80211_hw *hw) { - 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]; + fifo = brcms_ac_to_fifo(skb_get_queue_mapping(sdu)); 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_txq_enq(wlc, scb, sdu); brcms_c_send_q(wlc); } @@ -7402,7 +7379,7 @@ brcms_c_txfifo_complete(struct brcms_c_info *wlc, uint fifo) wlc->core->txpktpend[fifo]); /* There is more room; mark precedences related to this FIFO sendable */ - wlc->tx_prec_map |= wlc->fifo2prec_map[fifo]; + wlc->tx_prec_map |= 1 << fifo; /* figure out which bsscfg is being worked on... */ } @@ -7877,7 +7854,7 @@ int brcms_c_prep_pdu(struct brcms_c_info *wlc, struct sk_buff *pdu, uint *fifop) 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]); + wlc->tx_prec_map &= ~(1 << fifo); return -EBUSY; } return 0; |