diff options
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2500usb.c')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2500usb.c | 98 |
1 files changed, 62 insertions, 36 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index 93e44c7f3a7..6b3b1de4679 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -39,7 +39,7 @@ /* * Allow hardware encryption to be disabled. */ -static int modparam_nohwcrypt = 0; +static int modparam_nohwcrypt; module_param_named(nohwcrypt, modparam_nohwcrypt, bool, S_IRUGO); MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption."); @@ -739,6 +739,55 @@ static void rt2500usb_reset_tuner(struct rt2x00_dev *rt2x00dev, } /* + * Queue handlers. + */ +static void rt2500usb_start_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u16 reg; + + switch (queue->qid) { + case QID_RX: + rt2500usb_register_read(rt2x00dev, TXRX_CSR2, ®); + rt2x00_set_field16(®, TXRX_CSR2_DISABLE_RX, 0); + rt2500usb_register_write(rt2x00dev, TXRX_CSR2, reg); + break; + case QID_BEACON: + rt2500usb_register_read(rt2x00dev, TXRX_CSR19, ®); + rt2x00_set_field16(®, TXRX_CSR19_TSF_COUNT, 1); + rt2x00_set_field16(®, TXRX_CSR19_TBCN, 1); + rt2x00_set_field16(®, TXRX_CSR19_BEACON_GEN, 1); + rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg); + break; + default: + break; + } +} + +static void rt2500usb_stop_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u16 reg; + + switch (queue->qid) { + case QID_RX: + rt2500usb_register_read(rt2x00dev, TXRX_CSR2, ®); + rt2x00_set_field16(®, TXRX_CSR2_DISABLE_RX, 1); + rt2500usb_register_write(rt2x00dev, TXRX_CSR2, reg); + break; + case QID_BEACON: + rt2500usb_register_read(rt2x00dev, TXRX_CSR19, ®); + rt2x00_set_field16(®, TXRX_CSR19_TSF_COUNT, 0); + rt2x00_set_field16(®, TXRX_CSR19_TBCN, 0); + rt2x00_set_field16(®, TXRX_CSR19_BEACON_GEN, 0); + rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg); + break; + default: + break; + } +} + +/* * Initialization functions. */ static int rt2500usb_init_registers(struct rt2x00_dev *rt2x00dev) @@ -931,18 +980,6 @@ static int rt2500usb_init_bbp(struct rt2x00_dev *rt2x00dev) /* * Device state switch handlers. */ -static void rt2500usb_toggle_rx(struct rt2x00_dev *rt2x00dev, - enum dev_state state) -{ - u16 reg; - - rt2500usb_register_read(rt2x00dev, TXRX_CSR2, ®); - rt2x00_set_field16(®, TXRX_CSR2_DISABLE_RX, - (state == STATE_RADIO_RX_OFF) || - (state == STATE_RADIO_RX_OFF_LINK)); - rt2500usb_register_write(rt2x00dev, TXRX_CSR2, reg); -} - static int rt2500usb_enable_radio(struct rt2x00_dev *rt2x00dev) { /* @@ -1018,12 +1055,6 @@ static int rt2500usb_set_device_state(struct rt2x00_dev *rt2x00dev, case STATE_RADIO_OFF: rt2500usb_disable_radio(rt2x00dev); break; - case STATE_RADIO_RX_ON: - case STATE_RADIO_RX_ON_LINK: - case STATE_RADIO_RX_OFF: - case STATE_RADIO_RX_OFF_LINK: - rt2500usb_toggle_rx(rt2x00dev, state); - break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: case STATE_RADIO_IRQ_OFF: @@ -1081,9 +1112,9 @@ static void rt2500usb_write_tx_desc(struct queue_entry *entry, rt2x00_desc_read(txd, 1, &word); rt2x00_set_field32(&word, TXD_W1_IV_OFFSET, txdesc->iv_offset); - rt2x00_set_field32(&word, TXD_W1_AIFS, txdesc->aifs); - rt2x00_set_field32(&word, TXD_W1_CWMIN, txdesc->cw_min); - rt2x00_set_field32(&word, TXD_W1_CWMAX, txdesc->cw_max); + rt2x00_set_field32(&word, TXD_W1_AIFS, entry->queue->aifs); + rt2x00_set_field32(&word, TXD_W1_CWMIN, entry->queue->cw_min); + rt2x00_set_field32(&word, TXD_W1_CWMAX, entry->queue->cw_max); rt2x00_desc_write(txd, 1, word); rt2x00_desc_read(txd, 2, &word); @@ -1206,14 +1237,6 @@ static int rt2500usb_get_tx_data_len(struct queue_entry *entry) return length; } -static void rt2500usb_kill_tx_queue(struct data_queue *queue) -{ - if (queue->qid == QID_BEACON) - rt2500usb_register_write(queue->rt2x00dev, TXRX_CSR19, 0); - - rt2x00usb_kill_tx_queue(queue); -} - /* * RX control handlers */ @@ -1801,6 +1824,7 @@ static const struct ieee80211_ops rt2500usb_mac80211_ops = { .bss_info_changed = rt2x00mac_bss_info_changed, .conf_tx = rt2x00mac_conf_tx, .rfkill_poll = rt2x00mac_rfkill_poll, + .flush = rt2x00mac_flush, }; static const struct rt2x00lib_ops rt2500usb_rt2x00_ops = { @@ -1813,11 +1837,13 @@ static const struct rt2x00lib_ops rt2500usb_rt2x00_ops = { .link_stats = rt2500usb_link_stats, .reset_tuner = rt2500usb_reset_tuner, .watchdog = rt2x00usb_watchdog, + .start_queue = rt2500usb_start_queue, + .kick_queue = rt2x00usb_kick_queue, + .stop_queue = rt2500usb_stop_queue, + .flush_queue = rt2x00usb_flush_queue, .write_tx_desc = rt2500usb_write_tx_desc, .write_beacon = rt2500usb_write_beacon, .get_tx_data_len = rt2500usb_get_tx_data_len, - .kick_tx_queue = rt2x00usb_kick_tx_queue, - .kill_tx_queue = rt2500usb_kill_tx_queue, .fill_rxdone = rt2500usb_fill_rxdone, .config_shared_key = rt2500usb_config_key, .config_pairwise_key = rt2500usb_config_key, @@ -1829,28 +1855,28 @@ static const struct rt2x00lib_ops rt2500usb_rt2x00_ops = { }; static const struct data_queue_desc rt2500usb_queue_rx = { - .entry_num = RX_ENTRIES, + .entry_num = 32, .data_size = DATA_FRAME_SIZE, .desc_size = RXD_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_usb), }; static const struct data_queue_desc rt2500usb_queue_tx = { - .entry_num = TX_ENTRIES, + .entry_num = 32, .data_size = DATA_FRAME_SIZE, .desc_size = TXD_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_usb), }; static const struct data_queue_desc rt2500usb_queue_bcn = { - .entry_num = BEACON_ENTRIES, + .entry_num = 1, .data_size = MGMT_FRAME_SIZE, .desc_size = TXD_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_usb_bcn), }; static const struct data_queue_desc rt2500usb_queue_atim = { - .entry_num = ATIM_ENTRIES, + .entry_num = 8, .data_size = DATA_FRAME_SIZE, .desc_size = TXD_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_usb), |