diff options
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2800usb.c')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2800usb.c | 84 |
1 files changed, 55 insertions, 29 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 1dfa59da927..ee51936d8d1 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -50,6 +50,57 @@ module_param_named(nohwcrypt, modparam_nohwcrypt, bool, S_IRUGO); MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption."); /* + * Queue handlers. + */ +static void rt2800usb_start_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_RX: + rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); + rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, 1); + rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); + break; + case QID_BEACON: + rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); + rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 1); + rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 1); + rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 1); + rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); + break; + default: + break; + } +} + +static void rt2800usb_stop_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_RX: + rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); + rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, 0); + rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); + break; + case QID_BEACON: + rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); + rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 0); + rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 0); + rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); + rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); + break; + default: + break; + } + + rt2x00usb_stop_queue(queue); +} + +/* * Firmware functions */ static char *rt2800usb_get_firmware_name(struct rt2x00_dev *rt2x00dev) @@ -107,17 +158,6 @@ static int rt2800usb_write_firmware(struct rt2x00_dev *rt2x00dev, /* * Device state switch handlers. */ -static void rt2800usb_toggle_rx(struct rt2x00_dev *rt2x00dev, - enum dev_state state) -{ - u32 reg; - - rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); - rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, - (state == STATE_RADIO_RX_ON)); - rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); -} - static int rt2800usb_init_registers(struct rt2x00_dev *rt2x00dev) { u32 reg; @@ -215,8 +255,10 @@ static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev, rt2800usb_set_state(rt2x00dev, STATE_SLEEP); break; case STATE_RADIO_RX_ON: + rt2800usb_start_queue(rt2x00dev->rx); + break; case STATE_RADIO_RX_OFF: - rt2800usb_toggle_rx(rt2x00dev, state); + rt2800usb_stop_queue(rt2x00dev->rx); break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: @@ -389,22 +431,6 @@ static void rt2800usb_work_txdone(struct work_struct *work) } } -static void rt2800usb_kill_tx_queue(struct data_queue *queue) -{ - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - u32 reg; - - if (queue->qid == QID_BEACON) { - rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); - rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 0); - rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 0); - rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); - rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); - } - - rt2x00usb_kill_tx_queue(queue); -} - /* * RX control handlers */ @@ -605,7 +631,7 @@ static const struct rt2x00lib_ops rt2800usb_rt2x00_ops = { .write_beacon = rt2800_write_beacon, .get_tx_data_len = rt2800usb_get_tx_data_len, .kick_tx_queue = rt2x00usb_kick_tx_queue, - .kill_tx_queue = rt2800usb_kill_tx_queue, + .kill_tx_queue = rt2800usb_stop_queue, .fill_rxdone = rt2800usb_fill_rxdone, .config_shared_key = rt2800_config_shared_key, .config_pairwise_key = rt2800_config_pairwise_key, |