diff options
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2800usb.c')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2800usb.c | 66 |
1 files changed, 54 insertions, 12 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 3dff56ec195a..389ecba8e891 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -45,7 +45,7 @@ /* * 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."); @@ -114,8 +114,7 @@ static void rt2800usb_toggle_rx(struct rt2x00_dev *rt2x00dev, rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, - (state == STATE_RADIO_RX_ON) || - (state == STATE_RADIO_RX_ON_LINK)); + (state == STATE_RADIO_RX_ON)); rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); } @@ -165,7 +164,8 @@ static int rt2800usb_enable_radio(struct rt2x00_dev *rt2x00dev) * this limit so reduce the number to prevent errors. */ rt2x00_set_field32(®, USB_DMA_CFG_RX_BULK_AGG_LIMIT, - ((RX_ENTRIES * DATA_FRAME_SIZE) / 1024) - 3); + ((rt2x00dev->ops->rx->entry_num * DATA_FRAME_SIZE) + / 1024) - 3); rt2x00_set_field32(®, USB_DMA_CFG_RX_BULK_EN, 1); rt2x00_set_field32(®, USB_DMA_CFG_TX_BULK_EN, 1); rt2800_register_write(rt2x00dev, USB_DMA_CFG, reg); @@ -183,9 +183,9 @@ static int rt2800usb_set_state(struct rt2x00_dev *rt2x00dev, enum dev_state state) { if (state == STATE_AWAKE) - rt2800_mcu_request(rt2x00dev, MCU_WAKEUP, 0xff, 0, 0); + rt2800_mcu_request(rt2x00dev, MCU_WAKEUP, 0xff, 0, 2); else - rt2800_mcu_request(rt2x00dev, MCU_SLEEP, 0xff, 0, 2); + rt2800_mcu_request(rt2x00dev, MCU_SLEEP, 0xff, 0xff, 2); return 0; } @@ -215,9 +215,7 @@ static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev, rt2800usb_set_state(rt2x00dev, STATE_SLEEP); break; case STATE_RADIO_RX_ON: - case STATE_RADIO_RX_ON_LINK: case STATE_RADIO_RX_OFF: - case STATE_RADIO_RX_OFF_LINK: rt2800usb_toggle_rx(rt2x00dev, state); break; case STATE_RADIO_IRQ_ON: @@ -245,6 +243,49 @@ static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev, } /* + * Watchdog handlers + */ +static void rt2800usb_watchdog(struct rt2x00_dev *rt2x00dev) +{ + unsigned int i; + u32 reg; + + rt2800_register_read(rt2x00dev, TXRXQ_PCNT, ®); + if (rt2x00_get_field32(reg, TXRXQ_PCNT_TX0Q)) { + WARNING(rt2x00dev, "TX HW queue 0 timed out," + " invoke forced kick"); + + rt2800_register_write(rt2x00dev, PBF_CFG, 0xf40012); + + for (i = 0; i < 10; i++) { + udelay(10); + if (!rt2x00_get_field32(reg, TXRXQ_PCNT_TX0Q)) + break; + } + + rt2800_register_write(rt2x00dev, PBF_CFG, 0xf40006); + } + + rt2800_register_read(rt2x00dev, TXRXQ_PCNT, ®); + if (rt2x00_get_field32(reg, TXRXQ_PCNT_TX1Q)) { + WARNING(rt2x00dev, "TX HW queue 1 timed out," + " invoke forced kick"); + + rt2800_register_write(rt2x00dev, PBF_CFG, 0xf4000a); + + for (i = 0; i < 10; i++) { + udelay(10); + if (!rt2x00_get_field32(reg, TXRXQ_PCNT_TX1Q)) + break; + } + + rt2800_register_write(rt2x00dev, PBF_CFG, 0xf40006); + } + + rt2x00usb_watchdog(rt2x00dev); +} + +/* * TX descriptor initialization */ static __le32 *rt2800usb_get_txwi(struct queue_entry *entry) @@ -507,6 +548,7 @@ static const struct ieee80211_ops rt2800usb_mac80211_ops = { .get_tsf = rt2800_get_tsf, .rfkill_poll = rt2x00mac_rfkill_poll, .ampdu_action = rt2800_ampdu_action, + .flush = rt2x00mac_flush, }; static const struct rt2800_ops rt2800usb_rt2800_ops = { @@ -535,7 +577,7 @@ static const struct rt2x00lib_ops rt2800usb_rt2x00_ops = { .link_stats = rt2800_link_stats, .reset_tuner = rt2800_reset_tuner, .link_tuner = rt2800_link_tuner, - .watchdog = rt2x00usb_watchdog, + .watchdog = rt2800usb_watchdog, .write_tx_desc = rt2800usb_write_tx_desc, .write_tx_data = rt2800_write_tx_data, .write_beacon = rt2800_write_beacon, @@ -553,21 +595,21 @@ static const struct rt2x00lib_ops rt2800usb_rt2x00_ops = { }; static const struct data_queue_desc rt2800usb_queue_rx = { - .entry_num = RX_ENTRIES, + .entry_num = 128, .data_size = AGGREGATION_SIZE, .desc_size = RXINFO_DESC_SIZE + RXWI_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_usb), }; static const struct data_queue_desc rt2800usb_queue_tx = { - .entry_num = TX_ENTRIES, + .entry_num = 64, .data_size = AGGREGATION_SIZE, .desc_size = TXINFO_DESC_SIZE + TXWI_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_usb), }; static const struct data_queue_desc rt2800usb_queue_bcn = { - .entry_num = 8 * BEACON_ENTRIES, + .entry_num = 8, .data_size = MGMT_FRAME_SIZE, .desc_size = TXINFO_DESC_SIZE + TXWI_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_usb), |