diff options
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2400pci.c')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2400pci.c | 69 |
1 files changed, 47 insertions, 22 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c index 3bedf566c8ee..5063e01410e5 100644 --- a/drivers/net/wireless/rt2x00/rt2400pci.c +++ b/drivers/net/wireless/rt2x00/rt2400pci.c @@ -586,9 +586,11 @@ static void rt2400pci_link_stats(struct rt2x00_dev *rt2x00dev, static inline void rt2400pci_set_vgc(struct rt2x00_dev *rt2x00dev, struct link_qual *qual, u8 vgc_level) { - rt2400pci_bbp_write(rt2x00dev, 13, vgc_level); - qual->vgc_level = vgc_level; - qual->vgc_level_reg = vgc_level; + if (qual->vgc_level_reg != vgc_level) { + rt2400pci_bbp_write(rt2x00dev, 13, vgc_level); + qual->vgc_level = vgc_level; + qual->vgc_level_reg = vgc_level; + } } static void rt2400pci_reset_tuner(struct rt2x00_dev *rt2x00dev, @@ -877,7 +879,8 @@ static void rt2400pci_toggle_rx(struct rt2x00_dev *rt2x00dev, static void rt2400pci_toggle_irq(struct rt2x00_dev *rt2x00dev, enum dev_state state) { - int mask = (state == STATE_RADIO_IRQ_OFF); + int mask = (state == STATE_RADIO_IRQ_OFF) || + (state == STATE_RADIO_IRQ_OFF_ISR); u32 reg; /* @@ -978,7 +981,9 @@ static int rt2400pci_set_device_state(struct rt2x00_dev *rt2x00dev, rt2400pci_toggle_rx(rt2x00dev, state); break; case STATE_RADIO_IRQ_ON: + case STATE_RADIO_IRQ_ON_ISR: case STATE_RADIO_IRQ_OFF: + case STATE_RADIO_IRQ_OFF_ISR: rt2400pci_toggle_irq(rt2x00dev, state); break; case STATE_DEEP_SLEEP: @@ -1233,23 +1238,10 @@ static void rt2400pci_txdone(struct rt2x00_dev *rt2x00dev, } } -static irqreturn_t rt2400pci_interrupt(int irq, void *dev_instance) +static irqreturn_t rt2400pci_interrupt_thread(int irq, void *dev_instance) { struct rt2x00_dev *rt2x00dev = dev_instance; - u32 reg; - - /* - * Get the interrupt sources & saved to local variable. - * Write register value back to clear pending interrupts. - */ - rt2x00pci_register_read(rt2x00dev, CSR7, ®); - rt2x00pci_register_write(rt2x00dev, CSR7, reg); - - if (!reg) - return IRQ_NONE; - - if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) - return IRQ_HANDLED; + u32 reg = rt2x00dev->irqvalue[0]; /* * Handle interrupts, walk through all bits @@ -1287,9 +1279,40 @@ static irqreturn_t rt2400pci_interrupt(int irq, void *dev_instance) if (rt2x00_get_field32(reg, CSR7_TXDONE_TXRING)) rt2400pci_txdone(rt2x00dev, QID_AC_BK); + /* Enable interrupts again. */ + rt2x00dev->ops->lib->set_device_state(rt2x00dev, + STATE_RADIO_IRQ_ON_ISR); return IRQ_HANDLED; } +static irqreturn_t rt2400pci_interrupt(int irq, void *dev_instance) +{ + struct rt2x00_dev *rt2x00dev = dev_instance; + u32 reg; + + /* + * Get the interrupt sources & saved to local variable. + * Write register value back to clear pending interrupts. + */ + rt2x00pci_register_read(rt2x00dev, CSR7, ®); + rt2x00pci_register_write(rt2x00dev, CSR7, reg); + + if (!reg) + return IRQ_NONE; + + if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) + return IRQ_HANDLED; + + /* Store irqvalues for use in the interrupt thread. */ + rt2x00dev->irqvalue[0] = reg; + + /* Disable interrupts, will be enabled again in the interrupt thread. */ + rt2x00dev->ops->lib->set_device_state(rt2x00dev, + STATE_RADIO_IRQ_OFF_ISR); + + return IRQ_WAKE_THREAD; +} + /* * Device probe functions. */ @@ -1399,8 +1422,8 @@ static int rt2400pci_init_eeprom(struct rt2x00_dev *rt2x00dev) /* * Check if the BBP tuning should be enabled. */ - if (!rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RX_AGCVGC_TUNING)) - __set_bit(CONFIG_DISABLE_LINK_TUNING, &rt2x00dev->flags); + if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RX_AGCVGC_TUNING)) + __set_bit(DRIVER_SUPPORT_LINK_TUNING, &rt2x00dev->flags); return 0; } @@ -1566,7 +1589,8 @@ static const struct ieee80211_ops rt2400pci_mac80211_ops = { .remove_interface = rt2x00mac_remove_interface, .config = rt2x00mac_config, .configure_filter = rt2x00mac_configure_filter, - .set_tim = rt2x00mac_set_tim, + .sw_scan_start = rt2x00mac_sw_scan_start, + .sw_scan_complete = rt2x00mac_sw_scan_complete, .get_stats = rt2x00mac_get_stats, .bss_info_changed = rt2x00mac_bss_info_changed, .conf_tx = rt2400pci_conf_tx, @@ -1577,6 +1601,7 @@ static const struct ieee80211_ops rt2400pci_mac80211_ops = { static const struct rt2x00lib_ops rt2400pci_rt2x00_ops = { .irq_handler = rt2400pci_interrupt, + .irq_handler_thread = rt2400pci_interrupt_thread, .probe_hw = rt2400pci_probe_hw, .initialize = rt2x00pci_initialize, .uninitialize = rt2x00pci_uninitialize, |