diff options
Diffstat (limited to 'sys/dev/usb/if_ral.c')
| -rw-r--r-- | sys/dev/usb/if_ral.c | 50 |
1 files changed, 20 insertions, 30 deletions
diff --git a/sys/dev/usb/if_ral.c b/sys/dev/usb/if_ral.c index 425a5a950a3..6101576c803 100644 --- a/sys/dev/usb/if_ral.c +++ b/sys/dev/usb/if_ral.c @@ -1,4 +1,4 @@ -/* $OpenBSD: if_ral.c,v 1.54 2006/01/04 06:04:41 canacar Exp $ */ +/* $OpenBSD: if_ral.c,v 1.55 2006/01/13 17:35:33 damien Exp $ */ /*- * Copyright (c) 2005 @@ -891,7 +891,8 @@ ural_rxeof(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status) usbd_get_xfer_status(xfer, NULL, NULL, &len, NULL); if (len < RAL_RX_DESC_SIZE + IEEE80211_MIN_LEN) { - printf("%s: xfer too short %d\n", USBDEVNAME(sc->sc_dev), len); + DPRINTF(("%s: xfer too short %d\n", USBDEVNAME(sc->sc_dev), + len)); ifp->if_ierrors++; goto skip; } @@ -1079,42 +1080,32 @@ ural_setup_tx_desc(struct ural_softc *sc, struct ural_tx_desc *desc, desc->flags |= htole32(RAL_TX_NEWSEQ); desc->flags |= htole32(len << 16); - if (RAL_RATE_IS_OFDM(rate)) - desc->flags |= htole32(RAL_TX_OFDM); - - desc->wme = htole16(RAL_AIFSN(3) | RAL_LOGCWMIN(4) | RAL_LOGCWMAX(6)); + desc->wme = htole16(RAL_AIFSN(2) | RAL_LOGCWMIN(3) | RAL_LOGCWMAX(5)); - /* - * Fill PLCP fields. - */ + /* setup PLCP fields */ + desc->plcp_signal = ural_plcp_signal(rate); desc->plcp_service = 4; len += IEEE80211_CRC_LEN; if (RAL_RATE_IS_OFDM(rate)) { - /* - * PLCP length field (LENGTH). - * From IEEE Std 802.11a-1999, pp. 14. - */ + desc->flags |= htole32(RAL_TX_OFDM); + plcp_length = len & 0xfff; - desc->plcp_length = htole16((plcp_length >> 6) << 8 | - (plcp_length & 0x3f)); + desc->plcp_length_hi = plcp_length >> 6; + desc->plcp_length_lo = plcp_length & 0x3f; } else { - /* - * Long PLCP LENGTH field. - * From IEEE Std 802.11b-1999, pp. 16. - */ plcp_length = (16 * len + rate - 1) / rate; if (rate == 22) { remainder = (16 * len) % 22; if (remainder != 0 && remainder < 7) desc->plcp_service |= RAL_PLCP_LENGEXT; } - desc->plcp_length = htole16(plcp_length); - } + desc->plcp_length_hi = plcp_length >> 8; + desc->plcp_length_lo = plcp_length & 0xff; - desc->plcp_signal = ural_plcp_signal(rate); - if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE)) - desc->plcp_signal |= 0x08; + if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE)) + desc->plcp_signal |= 0x08; + } desc->iv = 0; desc->eiv = 0; @@ -2199,6 +2190,9 @@ ural_stop(struct ifnet *ifp, int disable) ural_free_tx_list(sc); } +#define URAL_AMRR_MIN_SUCCESS_THRESHOLD 1 +#define URAL_AMRR_MAX_SUCCESS_THRESHOLD 10 + Static void ural_amrr_start(struct ural_softc *sc, struct ieee80211_node *ni) { @@ -2210,8 +2204,8 @@ ural_amrr_start(struct ural_softc *sc, struct ieee80211_node *ni) amrr->success = 0; amrr->recovery = 0; - amrr->success_threshold = 0; amrr->txcnt = amrr->retrycnt = 0; + amrr->success_threshold = URAL_AMRR_MIN_SUCCESS_THRESHOLD; /* set rate to some reasonable initial value */ for (i = ni->ni_rates.rs_nrates - 1; @@ -2262,7 +2256,7 @@ ural_amrr_update(usbd_xfer_handle xfer, usbd_private_handle priv, amrr->retrycnt = sc->sta[7] + /* TX one-retry ok count */ sc->sta[8] + /* TX more-retry ok count */ - sc->sta[8]; /* TX retry-fail count */ + sc->sta[9]; /* TX retry-fail count */ amrr->txcnt = amrr->retrycnt + @@ -2285,10 +2279,6 @@ ural_amrr_update(usbd_xfer_handle xfer, usbd_private_handle priv, * not provide per-frame stats, we can't do per-node rate adaptation and * thus automatic rate adaptation is only enabled in STA operating mode. */ - -#define URAL_AMRR_MIN_SUCCESS_THRESHOLD 1 -#define URAL_AMRR_MAX_SUCCESS_THRESHOLD 10 - #define is_success(amrr) \ ((amrr)->retrycnt < (amrr)->txcnt / 10) #define is_failure(amrr) \ |