diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-10-12 12:49:27 +0200 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2008-10-12 12:49:27 +0200 |
commit | 1389ac4b976abdc0555280dfc1aa2c3abcc19641 (patch) | |
tree | 1ec51aa0b1e33201f6f4f3bebc657f9ec65f8539 /drivers/net/wireless/rt2x00/rt2x00dev.c | |
parent | 69e13ad56f9e2cd81c4f8bfd6267211c10c14c08 (diff) | |
parent | fd048088306656824958e7783ffcee27e241b361 (diff) |
Merge branch 'linus' into x86/signal
Conflicts:
arch/x86/kernel/signal_64.c
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00dev.c')
-rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00dev.c | 129 |
1 files changed, 69 insertions, 60 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index f42283ad7b0..86840e3585e 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -34,7 +34,7 @@ */ void rt2x00lib_reset_link_tuner(struct rt2x00_dev *rt2x00dev) { - if (!test_bit(DEVICE_ENABLED_RADIO, &rt2x00dev->flags)) + if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) return; /* @@ -94,8 +94,8 @@ 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_ENABLED_RADIO, &rt2x00dev->flags) || - test_bit(DEVICE_DISABLED_RADIO_HW, &rt2x00dev->flags)) + if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags) || + test_bit(DEVICE_STATE_DISABLED_RADIO_HW, &rt2x00dev->flags)) return 0; /* @@ -117,7 +117,7 @@ int rt2x00lib_enable_radio(struct rt2x00_dev *rt2x00dev) rt2x00leds_led_radio(rt2x00dev, true); rt2x00led_led_activity(rt2x00dev, true); - __set_bit(DEVICE_ENABLED_RADIO, &rt2x00dev->flags); + set_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags); /* * Enable RX. @@ -134,7 +134,7 @@ int rt2x00lib_enable_radio(struct rt2x00_dev *rt2x00dev) void rt2x00lib_disable_radio(struct rt2x00_dev *rt2x00dev) { - if (!__test_and_clear_bit(DEVICE_ENABLED_RADIO, &rt2x00dev->flags)) + if (!test_and_clear_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) return; /* @@ -354,7 +354,7 @@ static void rt2x00lib_link_tuner(struct work_struct *work) * When the radio is shutting down we should * immediately cease all link tuning. */ - if (!test_bit(DEVICE_ENABLED_RADIO, &rt2x00dev->flags)) + if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) return; /* @@ -431,7 +431,7 @@ static void rt2x00lib_intf_scheduled_iter(void *data, u8 *mac, * note that in the spinlock protected area above the delayed_flags * have been cleared correctly. */ - if (!test_bit(DEVICE_ENABLED_RADIO, &rt2x00dev->flags)) + if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) return; if (delayed_flags & DELAYED_UPDATE_BEACON) @@ -467,8 +467,8 @@ static void rt2x00lib_beacondone_iter(void *data, u8 *mac, struct rt2x00_dev *rt2x00dev = data; struct rt2x00_intf *intf = vif_to_intf(vif); - if (vif->type != IEEE80211_IF_TYPE_AP && - vif->type != IEEE80211_IF_TYPE_IBSS) + if (vif->type != NL80211_IFTYPE_AP && + vif->type != NL80211_IFTYPE_ADHOC) return; /* @@ -484,7 +484,7 @@ static void rt2x00lib_beacondone_iter(void *data, u8 *mac, void rt2x00lib_beacondone(struct rt2x00_dev *rt2x00dev) { - if (!test_bit(DEVICE_ENABLED_RADIO, &rt2x00dev->flags)) + if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) return; ieee80211_iterate_active_interfaces_atomic(rt2x00dev->hw, @@ -508,6 +508,15 @@ void rt2x00lib_txdone(struct queue_entry *entry, rt2x00queue_unmap_skb(rt2x00dev, entry->skb); /* + * If the IV/EIV data was stripped from the frame before it was + * passed to the hardware, we should now reinsert it again because + * mac80211 will expect the the same data to be present it the + * frame as it was passed to us. + */ + if (test_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags)) + rt2x00crypto_tx_insert_iv(entry->skb); + + /* * Send frame to debugfs immediately, after this call is completed * we are going to overwrite the skb->cb array. */ @@ -563,7 +572,7 @@ void rt2x00lib_txdone(struct queue_entry *entry, rt2x00dev->ops->lib->init_txentry(rt2x00dev, entry); - __clear_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags); + clear_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags); rt2x00queue_index_inc(entry->queue, Q_INDEX_DONE); /* @@ -585,7 +594,7 @@ void rt2x00lib_rxdone(struct rt2x00_dev *rt2x00dev, struct ieee80211_supported_band *sband; struct ieee80211_hdr *hdr; const struct rt2x00_rate *rate; - unsigned int header_size; + unsigned int header_length; unsigned int align; unsigned int i; int idx = -1; @@ -613,10 +622,19 @@ void rt2x00lib_rxdone(struct rt2x00_dev *rt2x00dev, * The data behind the ieee80211 header must be * aligned on a 4 byte boundary. */ - header_size = ieee80211_get_hdrlen_from_skb(entry->skb); - align = ((unsigned long)(entry->skb->data + header_size)) & 3; + header_length = ieee80211_get_hdrlen_from_skb(entry->skb); + align = ((unsigned long)(entry->skb->data + header_length)) & 3; - if (align) { + /* + * Hardware might have stripped the IV/EIV/ICV data, + * in that case it is possible that the data was + * provided seperately (through hardware descriptor) + * in which case we should reinsert the data into the frame. + */ + if ((rxdesc.flags & RX_FLAG_IV_STRIPPED)) { + rt2x00crypto_rx_insert_iv(entry->skb, align, + header_length, &rxdesc); + } else if (align) { skb_push(entry->skb, align); /* Move entire frame in 1 command */ memmove(entry->skb->data, entry->skb->data + align, @@ -635,7 +653,7 @@ void rt2x00lib_rxdone(struct rt2x00_dev *rt2x00dev, if (((rxdesc.dev_flags & RXDONE_SIGNAL_PLCP) && (rate->plcp == rxdesc.signal)) || - (!(rxdesc.dev_flags & RXDONE_SIGNAL_PLCP) && + ((rxdesc.dev_flags & RXDONE_SIGNAL_BITRATE) && (rate->bitrate == rxdesc.signal))) { idx = i; break; @@ -657,6 +675,10 @@ void rt2x00lib_rxdone(struct rt2x00_dev *rt2x00dev, (rxdesc.dev_flags & RXDONE_MY_BSS)) rt2x00lib_update_link_stats(&rt2x00dev->link, rxdesc.rssi); + rt2x00debug_update_crypto(rt2x00dev, + rxdesc.cipher, + rxdesc.cipher_status); + rt2x00dev->link.qual.rx_success++; rx_status->mactime = rxdesc.timestamp; @@ -796,7 +818,6 @@ static int rt2x00lib_probe_hw_modes(struct rt2x00_dev *rt2x00dev, struct ieee80211_rate *rates; unsigned int num_rates; unsigned int i; - unsigned char tx_power; num_rates = 0; if (spec->supported_rates & SUPPORT_RATE_CCK) @@ -822,20 +843,9 @@ static int rt2x00lib_probe_hw_modes(struct rt2x00_dev *rt2x00dev, * Initialize Channel list. */ for (i = 0; i < spec->num_channels; i++) { - if (spec->channels[i].channel <= 14) { - if (spec->tx_power_bg) - tx_power = spec->tx_power_bg[i]; - else - tx_power = spec->tx_power_default; - } else { - if (spec->tx_power_a) - tx_power = spec->tx_power_a[i]; - else - tx_power = spec->tx_power_default; - } - rt2x00lib_channel(&channels[i], - spec->channels[i].channel, tx_power, i); + spec->channels[i].channel, + spec->channels_info[i].tx_power1, i); } /* @@ -878,7 +888,7 @@ static int rt2x00lib_probe_hw_modes(struct rt2x00_dev *rt2x00dev, static void rt2x00lib_remove_hw(struct rt2x00_dev *rt2x00dev) { - if (test_bit(DEVICE_REGISTERED_HW, &rt2x00dev->flags)) + if (test_bit(DEVICE_STATE_REGISTERED_HW, &rt2x00dev->flags)) ieee80211_unregister_hw(rt2x00dev->hw); if (likely(rt2x00dev->hw->wiphy->bands[IEEE80211_BAND_2GHZ])) { @@ -887,6 +897,8 @@ static void rt2x00lib_remove_hw(struct rt2x00_dev *rt2x00dev) rt2x00dev->hw->wiphy->bands[IEEE80211_BAND_2GHZ] = NULL; rt2x00dev->hw->wiphy->bands[IEEE80211_BAND_5GHZ] = NULL; } + + kfree(rt2x00dev->spec.channels_info); } static int rt2x00lib_probe_hw(struct rt2x00_dev *rt2x00dev) @@ -894,6 +906,9 @@ static int rt2x00lib_probe_hw(struct rt2x00_dev *rt2x00dev) struct hw_mode_spec *spec = &rt2x00dev->spec; int status; + if (test_bit(DEVICE_STATE_REGISTERED_HW, &rt2x00dev->flags)) + return 0; + /* * Initialize HW modes. */ @@ -915,7 +930,7 @@ static int rt2x00lib_probe_hw(struct rt2x00_dev *rt2x00dev) return status; } - __set_bit(DEVICE_REGISTERED_HW, &rt2x00dev->flags); + set_bit(DEVICE_STATE_REGISTERED_HW, &rt2x00dev->flags); return 0; } @@ -925,7 +940,7 @@ static int rt2x00lib_probe_hw(struct rt2x00_dev *rt2x00dev) */ static void rt2x00lib_uninitialize(struct rt2x00_dev *rt2x00dev) { - if (!__test_and_clear_bit(DEVICE_INITIALIZED, &rt2x00dev->flags)) + if (!test_and_clear_bit(DEVICE_STATE_INITIALIZED, &rt2x00dev->flags)) return; /* @@ -948,7 +963,7 @@ static int rt2x00lib_initialize(struct rt2x00_dev *rt2x00dev) { int status; - if (test_bit(DEVICE_INITIALIZED, &rt2x00dev->flags)) + if (test_bit(DEVICE_STATE_INITIALIZED, &rt2x00dev->flags)) return 0; /* @@ -967,7 +982,7 @@ static int rt2x00lib_initialize(struct rt2x00_dev *rt2x00dev) return status; } - __set_bit(DEVICE_INITIALIZED, &rt2x00dev->flags); + set_bit(DEVICE_STATE_INITIALIZED, &rt2x00dev->flags); /* * Register the extra components. @@ -981,7 +996,7 @@ int rt2x00lib_start(struct rt2x00_dev *rt2x00dev) { int retval; - if (test_bit(DEVICE_STARTED, &rt2x00dev->flags)) + if (test_bit(DEVICE_STATE_STARTED, &rt2x00dev->flags)) return 0; /* @@ -999,28 +1014,18 @@ int rt2x00lib_start(struct rt2x00_dev *rt2x00dev) if (retval) return retval; - /* - * Enable radio. - */ - retval = rt2x00lib_enable_radio(rt2x00dev); - if (retval) { - rt2x00lib_uninitialize(rt2x00dev); - return retval; - } - rt2x00dev->intf_ap_count = 0; rt2x00dev->intf_sta_count = 0; rt2x00dev->intf_associated = 0; - __set_bit(DEVICE_STARTED, &rt2x00dev->flags); - __set_bit(DEVICE_DIRTY_CONFIG, &rt2x00dev->flags); + set_bit(DEVICE_STATE_STARTED, &rt2x00dev->flags); return 0; } void rt2x00lib_stop(struct rt2x00_dev *rt2x00dev) { - if (!test_bit(DEVICE_STARTED, &rt2x00dev->flags)) + if (!test_and_clear_bit(DEVICE_STATE_STARTED, &rt2x00dev->flags)) return; /* @@ -1032,8 +1037,6 @@ void rt2x00lib_stop(struct rt2x00_dev *rt2x00dev) rt2x00dev->intf_ap_count = 0; rt2x00dev->intf_sta_count = 0; rt2x00dev->intf_associated = 0; - - __clear_bit(DEVICE_STARTED, &rt2x00dev->flags); } /* @@ -1049,6 +1052,11 @@ int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev) */ rt2x00dev->hw->vif_data_size = sizeof(struct rt2x00_intf); + rt2x00dev->hw->wiphy->interface_modes = + BIT(NL80211_IFTYPE_AP) | + BIT(NL80211_IFTYPE_STATION) | + BIT(NL80211_IFTYPE_ADHOC); + /* * Let the driver probe the device to detect the capabilities. */ @@ -1088,7 +1096,7 @@ int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev) rt2x00rfkill_allocate(rt2x00dev); rt2x00debug_register(rt2x00dev); - __set_bit(DEVICE_PRESENT, &rt2x00dev->flags); + set_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags); return 0; @@ -1101,7 +1109,7 @@ EXPORT_SYMBOL_GPL(rt2x00lib_probe_dev); void rt2x00lib_remove_dev(struct rt2x00_dev *rt2x00dev) { - __clear_bit(DEVICE_PRESENT, &rt2x00dev->flags); + clear_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags); /* * Disable radio. @@ -1146,14 +1154,15 @@ int rt2x00lib_suspend(struct rt2x00_dev *rt2x00dev, pm_message_t state) int retval; NOTICE(rt2x00dev, "Going to sleep.\n"); - __clear_bit(DEVICE_PRESENT, &rt2x00dev->flags); /* * Only continue if mac80211 has open interfaces. */ - if (!test_bit(DEVICE_STARTED, &rt2x00dev->flags)) + if (!test_and_clear_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags) || + !test_bit(DEVICE_STATE_STARTED, &rt2x00dev->flags)) goto exit; - __set_bit(DEVICE_STARTED_SUSPEND, &rt2x00dev->flags); + + set_bit(DEVICE_STATE_STARTED_SUSPEND, &rt2x00dev->flags); /* * Disable radio. @@ -1203,8 +1212,8 @@ static void rt2x00lib_resume_intf(void *data, u8 *mac, /* * Master or Ad-hoc mode require a new beacon update. */ - if (vif->type == IEEE80211_IF_TYPE_AP || - vif->type == IEEE80211_IF_TYPE_IBSS) + if (vif->type == NL80211_IFTYPE_AP || + vif->type == NL80211_IFTYPE_ADHOC) intf->delayed_flags |= DELAYED_UPDATE_BEACON; spin_unlock(&intf->lock); @@ -1225,7 +1234,7 @@ int rt2x00lib_resume(struct rt2x00_dev *rt2x00dev) /* * Only continue if mac80211 had open interfaces. */ - if (!__test_and_clear_bit(DEVICE_STARTED_SUSPEND, &rt2x00dev->flags)) + if (!test_and_clear_bit(DEVICE_STATE_STARTED_SUSPEND, &rt2x00dev->flags)) return 0; /* @@ -1252,7 +1261,7 @@ int rt2x00lib_resume(struct rt2x00_dev *rt2x00dev) /* * We are ready again to receive requests from mac80211. */ - __set_bit(DEVICE_PRESENT, &rt2x00dev->flags); + set_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags); /* * It is possible that during that mac80211 has attempted @@ -1272,7 +1281,7 @@ int rt2x00lib_resume(struct rt2x00_dev *rt2x00dev) return 0; exit: - rt2x00lib_disable_radio(rt2x00dev); + rt2x00lib_stop(rt2x00dev); rt2x00lib_uninitialize(rt2x00dev); rt2x00debug_deregister(rt2x00dev); |