diff options
author | Rafael J. Wysocki <rjw@sisk.pl> | 2009-09-14 20:26:05 +0200 |
---|---|---|
committer | Rafael J. Wysocki <rjw@sisk.pl> | 2009-09-14 20:26:05 +0200 |
commit | ac8d513a6801c8636922ccf4f30211810c9a56ce (patch) | |
tree | 83ba584487a6a612c8fcf2563c28c0263df35ba2 /drivers/net/wireless/rt2x00/rt2x00dev.c | |
parent | bf992fa2bc1ad1bb2aeb0bdfadb43f236b9297fd (diff) | |
parent | 99bc47067910f7070e65ee318a6dd79a2371f1e5 (diff) |
Merge branch 'master' into for-linus
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00dev.c')
-rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00dev.c | 104 |
1 files changed, 53 insertions, 51 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index 57813e72c808..71761b343839 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -40,8 +40,7 @@ int rt2x00lib_enable_radio(struct rt2x00_dev *rt2x00dev) * Don't enable the radio twice. * And check if the hardware button has been disabled. */ - if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags) || - test_bit(DEVICE_STATE_DISABLED_RADIO_HW, &rt2x00dev->flags)) + if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) return 0; /* @@ -119,20 +118,11 @@ void rt2x00lib_toggle_rx(struct rt2x00_dev *rt2x00dev, enum dev_state state) rt2x00link_start_tuner(rt2x00dev); } -static void rt2x00lib_packetfilter_scheduled(struct work_struct *work) -{ - struct rt2x00_dev *rt2x00dev = - container_of(work, struct rt2x00_dev, filter_work); - - rt2x00dev->ops->lib->config_filter(rt2x00dev, rt2x00dev->packet_filter); -} - static void rt2x00lib_intf_scheduled_iter(void *data, u8 *mac, struct ieee80211_vif *vif) { struct rt2x00_dev *rt2x00dev = data; struct rt2x00_intf *intf = vif_to_intf(vif); - struct ieee80211_bss_conf conf; int delayed_flags; /* @@ -142,7 +132,6 @@ static void rt2x00lib_intf_scheduled_iter(void *data, u8 *mac, */ spin_lock(&intf->lock); - memcpy(&conf, &vif->bss_conf, sizeof(conf)); delayed_flags = intf->delayed_flags; intf->delayed_flags = 0; @@ -159,12 +148,6 @@ static void rt2x00lib_intf_scheduled_iter(void *data, u8 *mac, if (delayed_flags & DELAYED_UPDATE_BEACON) rt2x00queue_update_beacon(rt2x00dev, vif, true); - - if (delayed_flags & DELAYED_CONFIG_ERP) - rt2x00lib_config_erp(rt2x00dev, intf, &conf); - - if (delayed_flags & DELAYED_LED_ASSOC) - rt2x00leds_led_assoc(rt2x00dev, !!rt2x00dev->intf_associated); } static void rt2x00lib_intf_scheduled(struct work_struct *work) @@ -187,7 +170,6 @@ static void rt2x00lib_intf_scheduled(struct work_struct *work) static void rt2x00lib_beacondone_iter(void *data, u8 *mac, struct ieee80211_vif *vif) { - struct rt2x00_dev *rt2x00dev = data; struct rt2x00_intf *intf = vif_to_intf(vif); if (vif->type != NL80211_IFTYPE_AP && @@ -196,12 +178,6 @@ static void rt2x00lib_beacondone_iter(void *data, u8 *mac, vif->type != NL80211_IFTYPE_WDS) return; - /* - * Clean up the beacon skb. - */ - rt2x00queue_free_skb(rt2x00dev, intf->beacon->skb); - intf->beacon->skb = NULL; - spin_lock(&intf->lock); intf->delayed_flags |= DELAYED_UPDATE_BEACON; spin_unlock(&intf->lock); @@ -216,7 +192,7 @@ void rt2x00lib_beacondone(struct rt2x00_dev *rt2x00dev) rt2x00lib_beacondone_iter, rt2x00dev); - queue_work(rt2x00dev->hw->workqueue, &rt2x00dev->intf_work); + ieee80211_queue_work(rt2x00dev->hw, &rt2x00dev->intf_work); } EXPORT_SYMBOL_GPL(rt2x00lib_beacondone); @@ -228,7 +204,9 @@ void rt2x00lib_txdone(struct queue_entry *entry, struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb); enum data_queue_qid qid = skb_get_queue_mapping(entry->skb); unsigned int header_length = ieee80211_get_hdrlen_from_skb(entry->skb); - u8 rate_idx, rate_flags; + u8 rate_idx, rate_flags, retry_rates; + unsigned int i; + bool success; /* * Unmap the skb. @@ -239,7 +217,7 @@ void rt2x00lib_txdone(struct queue_entry *entry, * Remove L2 padding which was added during */ if (test_bit(DRIVER_REQUIRE_L2PAD, &rt2x00dev->flags)) - rt2x00queue_payload_align(entry->skb, true, header_length); + rt2x00queue_remove_l2pad(entry->skb, header_length); /* * If the IV/EIV data was stripped from the frame before it was @@ -257,40 +235,54 @@ void rt2x00lib_txdone(struct queue_entry *entry, rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_TXDONE, entry->skb); /* - * Update TX statistics. + * Determine if the frame has been successfully transmitted. */ - rt2x00dev->link.qual.tx_success += + success = test_bit(TXDONE_SUCCESS, &txdesc->flags) || - test_bit(TXDONE_UNKNOWN, &txdesc->flags); - rt2x00dev->link.qual.tx_failed += - test_bit(TXDONE_FAILURE, &txdesc->flags); + test_bit(TXDONE_UNKNOWN, &txdesc->flags) || + test_bit(TXDONE_FALLBACK, &txdesc->flags); + + /* + * Update TX statistics. + */ + rt2x00dev->link.qual.tx_success += success; + rt2x00dev->link.qual.tx_failed += !success; rate_idx = skbdesc->tx_rate_idx; rate_flags = skbdesc->tx_rate_flags; + retry_rates = test_bit(TXDONE_FALLBACK, &txdesc->flags) ? + (txdesc->retry + 1) : 1; /* * Initialize TX status */ memset(&tx_info->status, 0, sizeof(tx_info->status)); tx_info->status.ack_signal = 0; - tx_info->status.rates[0].idx = rate_idx; - tx_info->status.rates[0].flags = rate_flags; - tx_info->status.rates[0].count = txdesc->retry + 1; - tx_info->status.rates[1].idx = -1; /* terminate */ + + /* + * Frame was send with retries, hardware tried + * different rates to send out the frame, at each + * retry it lowered the rate 1 step. + */ + for (i = 0; i < retry_rates && i < IEEE80211_TX_MAX_RATES; i++) { + tx_info->status.rates[i].idx = rate_idx - i; + tx_info->status.rates[i].flags = rate_flags; + tx_info->status.rates[i].count = 1; + } + if (i < (IEEE80211_TX_MAX_RATES - 1)) + tx_info->status.rates[i].idx = -1; /* terminate */ if (!(tx_info->flags & IEEE80211_TX_CTL_NO_ACK)) { - if (test_bit(TXDONE_SUCCESS, &txdesc->flags) || - test_bit(TXDONE_UNKNOWN, &txdesc->flags)) + if (success) tx_info->flags |= IEEE80211_TX_STAT_ACK; - else if (test_bit(TXDONE_FAILURE, &txdesc->flags)) + else rt2x00dev->low_level_stats.dot11ACKFailureCount++; } if (rate_flags & IEEE80211_TX_RC_USE_RTS_CTS) { - if (test_bit(TXDONE_SUCCESS, &txdesc->flags) || - test_bit(TXDONE_UNKNOWN, &txdesc->flags)) + if (success) rt2x00dev->low_level_stats.dot11RTSSuccessCount++; - else if (test_bit(TXDONE_FAILURE, &txdesc->flags)) + else rt2x00dev->low_level_stats.dot11RTSFailureCount++; } @@ -372,7 +364,6 @@ void rt2x00lib_rxdone(struct rt2x00_dev *rt2x00dev, struct sk_buff *skb; struct ieee80211_rx_status *rx_status = &rt2x00dev->rx_status; unsigned int header_length; - bool l2pad; int rate_idx; /* * Allocate a new sk_buffer. If no new buffer available, drop the @@ -401,7 +392,6 @@ void rt2x00lib_rxdone(struct rt2x00_dev *rt2x00dev, * aligned on a 4 byte boundary. */ header_length = ieee80211_get_hdrlen_from_skb(entry->skb); - l2pad = !!(rxdesc.dev_flags & RXDONE_L2PAD); /* * Hardware might have stripped the IV/EIV/ICV data, @@ -411,10 +401,12 @@ void rt2x00lib_rxdone(struct rt2x00_dev *rt2x00dev, */ if ((rxdesc.dev_flags & RXDONE_CRYPTO_IV) && (rxdesc.flags & RX_FLAG_IV_STRIPPED)) - rt2x00crypto_rx_insert_iv(entry->skb, l2pad, header_length, + rt2x00crypto_rx_insert_iv(entry->skb, header_length, &rxdesc); + else if (rxdesc.dev_flags & RXDONE_L2PAD) + rt2x00queue_remove_l2pad(entry->skb, header_length); else - rt2x00queue_payload_align(entry->skb, l2pad, header_length); + rt2x00queue_align_payload(entry->skb, header_length); /* * Check if the frame was received using HT. In that case, @@ -449,7 +441,8 @@ void rt2x00lib_rxdone(struct rt2x00_dev *rt2x00dev, * mac80211 will clean up the skb structure. */ rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_RXDONE, entry->skb); - ieee80211_rx_irqsafe(rt2x00dev->hw, entry->skb, rx_status); + memcpy(IEEE80211_SKB_RXCB(entry->skb), rx_status, sizeof(*rx_status)); + ieee80211_rx_irqsafe(rt2x00dev->hw, entry->skb); /* * Replace the skb with the freshly allocated one. @@ -785,6 +778,13 @@ int rt2x00lib_start(struct rt2x00_dev *rt2x00dev) rt2x00dev->intf_sta_count = 0; rt2x00dev->intf_associated = 0; + /* Enable the radio */ + retval = rt2x00lib_enable_radio(rt2x00dev); + if (retval) { + rt2x00queue_uninitialize(rt2x00dev); + return retval; + } + set_bit(DEVICE_STATE_STARTED, &rt2x00dev->flags); return 0; @@ -847,7 +847,6 @@ int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev) * Initialize configuration work. */ INIT_WORK(&rt2x00dev->intf_work, rt2x00lib_intf_scheduled); - INIT_WORK(&rt2x00dev->filter_work, rt2x00lib_packetfilter_scheduled); /* * Allocate queue array. @@ -870,7 +869,6 @@ int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev) */ rt2x00link_register(rt2x00dev); rt2x00leds_register(rt2x00dev); - rt2x00rfkill_allocate(rt2x00dev); rt2x00debug_register(rt2x00dev); set_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags); @@ -894,6 +892,11 @@ void rt2x00lib_remove_dev(struct rt2x00_dev *rt2x00dev) rt2x00lib_disable_radio(rt2x00dev); /* + * Stop all work. + */ + cancel_work_sync(&rt2x00dev->intf_work); + + /* * Uninitialize device. */ rt2x00lib_uninitialize(rt2x00dev); @@ -902,7 +905,6 @@ void rt2x00lib_remove_dev(struct rt2x00_dev *rt2x00dev) * Free extra components */ rt2x00debug_deregister(rt2x00dev); - rt2x00rfkill_free(rt2x00dev); rt2x00leds_unregister(rt2x00dev); /* |