diff options
Diffstat (limited to 'drivers/net/wireless/rt2x00')
22 files changed, 1810 insertions, 726 deletions
diff --git a/drivers/net/wireless/rt2x00/Kconfig b/drivers/net/wireless/rt2x00/Kconfig index 6f383cd..f630552 100644 --- a/drivers/net/wireless/rt2x00/Kconfig +++ b/drivers/net/wireless/rt2x00/Kconfig @@ -97,6 +97,18 @@ config RT2800PCI_RT35XX Support for these devices is non-functional at the moment and is intended for testers and developers. +config RT2800PCI_RT53XX + bool "rt2800-pci - Include support for rt53xx devices (EXPERIMENTAL)" + depends on EXPERIMENTAL + default n + ---help--- + This adds support for rt53xx wireless chipset family to the + rt2800pci driver. + Supported chips: RT5390 + + Support for these devices is non-functional at the moment and is + intended for testers and developers. + endif config RT2500USB diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c index 54ca49a..329f328 100644 --- a/drivers/net/wireless/rt2x00/rt2400pci.c +++ b/drivers/net/wireless/rt2x00/rt2400pci.c @@ -46,7 +46,7 @@ * These indirect registers work with busy bits, * and we will try maximal REGISTER_BUSY_COUNT times to access * the register while taking a REGISTER_BUSY_DELAY us delay - * between each attampt. When the busy bit is still set at that time, + * between each attempt. When the busy bit is still set at that time, * the access attempt is considered to have failed, * and we will print an error. */ @@ -305,9 +305,7 @@ static void rt2400pci_config_intf(struct rt2x00_dev *rt2x00dev, * Enable synchronisation. */ rt2x00pci_register_read(rt2x00dev, CSR14, ®); - rt2x00_set_field32(®, CSR14_TSF_COUNT, 1); rt2x00_set_field32(®, CSR14_TSF_SYNC, conf->sync); - rt2x00_set_field32(®, CSR14_TBCN, 1); rt2x00pci_register_write(rt2x00dev, CSR14, reg); } @@ -647,6 +645,11 @@ static void rt2400pci_start_queue(struct data_queue *queue) rt2x00pci_register_write(rt2x00dev, RXCSR0, reg); break; case QID_BEACON: + /* + * Allow the tbtt tasklet to be scheduled. + */ + tasklet_enable(&rt2x00dev->tbtt_tasklet); + rt2x00pci_register_read(rt2x00dev, CSR14, ®); rt2x00_set_field32(®, CSR14_TSF_COUNT, 1); rt2x00_set_field32(®, CSR14_TBCN, 1); @@ -708,6 +711,11 @@ static void rt2400pci_stop_queue(struct data_queue *queue) rt2x00_set_field32(®, CSR14_TBCN, 0); rt2x00_set_field32(®, CSR14_BEACON_GEN, 0); rt2x00pci_register_write(rt2x00dev, CSR14, reg); + + /* + * Wait for possibly running tbtt tasklets. + */ + tasklet_disable(&rt2x00dev->tbtt_tasklet); break; default: break; @@ -771,7 +779,7 @@ static int rt2400pci_init_queues(struct rt2x00_dev *rt2x00dev) rt2x00pci_register_read(rt2x00dev, TXCSR2, ®); rt2x00_set_field32(®, TXCSR2_TXD_SIZE, rt2x00dev->tx[0].desc_size); rt2x00_set_field32(®, TXCSR2_NUM_TXD, rt2x00dev->tx[1].limit); - rt2x00_set_field32(®, TXCSR2_NUM_ATIM, rt2x00dev->bcn[1].limit); + rt2x00_set_field32(®, TXCSR2_NUM_ATIM, rt2x00dev->atim->limit); rt2x00_set_field32(®, TXCSR2_NUM_PRIO, rt2x00dev->tx[0].limit); rt2x00pci_register_write(rt2x00dev, TXCSR2, reg); @@ -787,13 +795,13 @@ static int rt2400pci_init_queues(struct rt2x00_dev *rt2x00dev) entry_priv->desc_dma); rt2x00pci_register_write(rt2x00dev, TXCSR5, reg); - entry_priv = rt2x00dev->bcn[1].entries[0].priv_data; + entry_priv = rt2x00dev->atim->entries[0].priv_data; rt2x00pci_register_read(rt2x00dev, TXCSR4, ®); rt2x00_set_field32(®, TXCSR4_ATIM_RING_REGISTER, entry_priv->desc_dma); rt2x00pci_register_write(rt2x00dev, TXCSR4, reg); - entry_priv = rt2x00dev->bcn[0].entries[0].priv_data; + entry_priv = rt2x00dev->bcn->entries[0].priv_data; rt2x00pci_register_read(rt2x00dev, TXCSR6, ®); rt2x00_set_field32(®, TXCSR6_BEACON_RING_REGISTER, entry_priv->desc_dma); @@ -963,9 +971,9 @@ static int rt2400pci_init_bbp(struct rt2x00_dev *rt2x00dev) static void rt2400pci_toggle_irq(struct rt2x00_dev *rt2x00dev, enum dev_state state) { - int mask = (state == STATE_RADIO_IRQ_OFF) || - (state == STATE_RADIO_IRQ_OFF_ISR); + int mask = (state == STATE_RADIO_IRQ_OFF); u32 reg; + unsigned long flags; /* * When interrupts are being enabled, the interrupt registers @@ -974,12 +982,20 @@ static void rt2400pci_toggle_irq(struct rt2x00_dev *rt2x00dev, if (state == STATE_RADIO_IRQ_ON) { rt2x00pci_register_read(rt2x00dev, CSR7, ®); rt2x00pci_register_write(rt2x00dev, CSR7, reg); + + /* + * Enable tasklets. + */ + tasklet_enable(&rt2x00dev->txstatus_tasklet); + tasklet_enable(&rt2x00dev->rxdone_tasklet); } /* * Only toggle the interrupts bits we are going to use. * Non-checked interrupt bits are disabled by default. */ + spin_lock_irqsave(&rt2x00dev->irqmask_lock, flags); + rt2x00pci_register_read(rt2x00dev, CSR8, ®); rt2x00_set_field32(®, CSR8_TBCN_EXPIRE, mask); rt2x00_set_field32(®, CSR8_TXDONE_TXRING, mask); @@ -987,6 +1003,17 @@ static void rt2400pci_toggle_irq(struct rt2x00_dev *rt2x00dev, rt2x00_set_field32(®, CSR8_TXDONE_PRIORING, mask); rt2x00_set_field32(®, CSR8_RXDONE, mask); rt2x00pci_register_write(rt2x00dev, CSR8, reg); + + spin_unlock_irqrestore(&rt2x00dev->irqmask_lock, flags); + + if (state == STATE_RADIO_IRQ_OFF) { + /* + * Ensure that all tasklets are finished before + * disabling the interrupts. + */ + tasklet_disable(&rt2x00dev->txstatus_tasklet); + tasklet_disable(&rt2x00dev->rxdone_tasklet); + } } static int rt2400pci_enable_radio(struct rt2x00_dev *rt2x00dev) @@ -1059,9 +1086,7 @@ static int rt2400pci_set_device_state(struct rt2x00_dev *rt2x00dev, rt2400pci_disable_radio(rt2x00dev); 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: @@ -1106,19 +1131,21 @@ static void rt2400pci_write_tx_desc(struct queue_entry *entry, rt2x00_desc_write(txd, 2, word); rt2x00_desc_read(txd, 3, &word); - rt2x00_set_field32(&word, TXD_W3_PLCP_SIGNAL, txdesc->signal); + rt2x00_set_field32(&word, TXD_W3_PLCP_SIGNAL, txdesc->u.plcp.signal); rt2x00_set_field32(&word, TXD_W3_PLCP_SIGNAL_REGNUM, 5); rt2x00_set_field32(&word, TXD_W3_PLCP_SIGNAL_BUSY, 1); - rt2x00_set_field32(&word, TXD_W3_PLCP_SERVICE, txdesc->service); + rt2x00_set_field32(&word, TXD_W3_PLCP_SERVICE, txdesc->u.plcp.service); rt2x00_set_field32(&word, TXD_W3_PLCP_SERVICE_REGNUM, 6); rt2x00_set_field32(&word, TXD_W3_PLCP_SERVICE_BUSY, 1); rt2x00_desc_write(txd, 3, word); rt2x00_desc_read(txd, 4, &word); - rt2x00_set_field32(&word, TXD_W4_PLCP_LENGTH_LOW, txdesc->length_low); + rt2x00_set_field32(&word, TXD_W4_PLCP_LENGTH_LOW, + txdesc->u.plcp.length_low); rt2x00_set_field32(&word, TXD_W3_PLCP_LENGTH_LOW_REGNUM, 8); rt2x00_set_field32(&word, TXD_W3_PLCP_LENGTH_LOW_BUSY, 1); - rt2x00_set_field32(&word, TXD_W4_PLCP_LENGTH_HIGH, txdesc->length_high); + rt2x00_set_field32(&word, TXD_W4_PLCP_LENGTH_HIGH, + txdesc->u.plcp.length_high); rt2x00_set_field32(&word, TXD_W3_PLCP_LENGTH_HIGH_REGNUM, 7); rt2x00_set_field32(&word, TXD_W3_PLCP_LENGTH_HIGH_BUSY, 1); rt2x00_desc_write(txd, 4, word); @@ -1139,7 +1166,7 @@ static void rt2400pci_write_tx_desc(struct queue_entry *entry, test_bit(ENTRY_TXD_REQ_TIMESTAMP, &txdesc->flags)); rt2x00_set_field32(&word, TXD_W0_RTS, test_bit(ENTRY_TXD_RTS_FRAME, &txdesc->flags)); - rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->ifs); + rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->u.plcp.ifs); rt2x00_set_field32(&word, TXD_W0_RETRY_MODE, test_bit(ENTRY_TXD_RETRY_MODE, &txdesc->flags)); rt2x00_desc_write(txd, 0, word); @@ -1183,8 +1210,6 @@ static void rt2400pci_write_beacon(struct queue_entry *entry, /* * Enable beaconing again. */ - rt2x00_set_field32(®, CSR14_TSF_COUNT, 1); - rt2x00_set_field32(®, CSR14_TBCN, 1); rt2x00_set_field32(®, CSR14_BEACON_GEN, 1); rt2x00pci_register_write(rt2x00dev, CSR14, reg); } @@ -1253,7 +1278,7 @@ static void rt2400pci_fill_rxdone(struct queue_entry *entry, static void rt2400pci_txdone(struct rt2x00_dev *rt2x00dev, const enum data_queue_qid queue_idx) { - struct data_queue *queue = rt2x00queue_get_queue(rt2x00dev, queue_idx); + struct data_queue *queue = rt2x00queue_get_tx_queue(rt2x00dev, queue_idx); struct queue_entry_priv_pci *entry_priv; struct queue_entry *entry; struct txdone_entry_desc txdesc; @@ -1289,57 +1314,68 @@ static void rt2400pci_txdone(struct rt2x00_dev *rt2x00dev, } } -static irqreturn_t rt2400pci_interrupt_thread(int irq, void *dev_instance) +static void rt2400pci_enable_interrupt(struct rt2x00_dev *rt2x00dev, + struct rt2x00_field32 irq_field) { - struct rt2x00_dev *rt2x00dev = dev_instance; - u32 reg = rt2x00dev->irqvalue[0]; + u32 reg; /* - * Handle interrupts, walk through all bits - * and run the tasks, the bits are checked in order of - * priority. + * Enable a single interrupt. The interrupt mask register + * access needs locking. */ + spin_lock_irq(&rt2x00dev->irqmask_lock); - /* - * 1 - Beacon timer expired interrupt. - */ - if (rt2x00_get_field32(reg, CSR7_TBCN_EXPIRE)) - rt2x00lib_beacondone(rt2x00dev); + rt2x00pci_register_read(rt2x00dev, CSR8, ®); + rt2x00_set_field32(®, irq_field, 0); + rt2x00pci_register_write(rt2x00dev, CSR8, reg); - /* - * 2 - Rx ring done interrupt. - */ - if (rt2x00_get_field32(reg, CSR7_RXDONE)) - rt2x00pci_rxdone(rt2x00dev); + spin_unlock_irq(&rt2x00dev->irqmask_lock); +} - /* - * 3 - Atim ring transmit done interrupt. - */ - if (rt2x00_get_field32(reg, CSR7_TXDONE_ATIMRING)) - rt2400pci_txdone(rt2x00dev, QID_ATIM); +static void rt2400pci_txstatus_tasklet(unsigned long data) +{ + struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data; + u32 reg; /* - * 4 - Priority ring transmit done interrupt. + * Handle all tx queues. */ - if (rt2x00_get_field32(reg, CSR7_TXDONE_PRIORING)) - rt2400pci_txdone(rt2x00dev, QID_AC_VO); + rt2400pci_txdone(rt2x00dev, QID_ATIM); + rt2400pci_txdone(rt2x00dev, QID_AC_VO); + rt2400pci_txdone(rt2x00dev, QID_AC_VI); /* - * 5 - Tx ring transmit done interrupt. + * Enable all TXDONE interrupts again. */ - if (rt2x00_get_field32(reg, CSR7_TXDONE_TXRING)) - rt2400pci_txdone(rt2x00dev, QID_AC_VI); + spin_lock_irq(&rt2x00dev->irqmask_lock); - /* Enable interrupts again. */ - rt2x00dev->ops->lib->set_device_state(rt2x00dev, - STATE_RADIO_IRQ_ON_ISR); - return IRQ_HANDLED; + rt2x00pci_register_read(rt2x00dev, CSR8, ®); + rt2x00_set_field32(®, CSR8_TXDONE_TXRING, 0); + rt2x00_set_field32(®, CSR8_TXDONE_ATIMRING, 0); + rt2x00_set_field32(®, CSR8_TXDONE_PRIORING, 0); + rt2x00pci_register_write(rt2x00dev, CSR8, reg); + + spin_unlock_irq(&rt2x00dev->irqmask_lock); +} + +static void rt2400pci_tbtt_tasklet(unsigned long data) +{ + struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data; + rt2x00lib_beacondone(rt2x00dev); + rt2400pci_enable_interrupt(rt2x00dev, CSR8_TBCN_EXPIRE); +} + +static void rt2400pci_rxdone_tasklet(unsigned long data) +{ + struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data; + rt2x00pci_rxdone(rt2x00dev); + rt2400pci_enable_interrupt(rt2x00dev, CSR8_RXDONE); } static irqreturn_t rt2400pci_interrupt(int irq, void *dev_instance) { struct rt2x00_dev *rt2x00dev = dev_instance; - u32 reg; + u32 reg, mask; /* * Get the interrupt sources & saved to local variable. @@ -1354,14 +1390,44 @@ static irqreturn_t rt2400pci_interrupt(int irq, void *dev_instance) if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) return IRQ_HANDLED; - /* Store irqvalues for use in the interrupt thread. */ - rt2x00dev->irqvalue[0] = reg; + mask = reg; - /* Disable interrupts, will be enabled again in the interrupt thread. */ - rt2x00dev->ops->lib->set_device_state(rt2x00dev, - STATE_RADIO_IRQ_OFF_ISR); + /* + * Schedule tasklets for interrupt handling. + */ + if (rt2x00_get_field32(reg, CSR7_TBCN_EXPIRE)) + tasklet_hi_schedule(&rt2x00dev->tbtt_tasklet); - return IRQ_WAKE_THREAD; + if (rt2x00_get_field32(reg, CSR7_RXDONE)) + tasklet_schedule(&rt2x00dev->rxdone_tasklet); + + if (rt2x00_get_field32(reg, CSR7_TXDONE_ATIMRING) || + rt2x00_get_field32(reg, CSR7_TXDONE_PRIORING) || + rt2x00_get_field32(reg, CSR7_TXDONE_TXRING)) { + tasklet_schedule(&rt2x00dev->txstatus_tasklet); + /* + * Mask out all txdone interrupts. + */ + rt2x00_set_field32(&mask, CSR8_TXDONE_TXRING, 1); + rt2x00_set_field32(&mask, CSR8_TXDONE_ATIMRING, 1); + rt2x00_set_field32(&mask, CSR8_TXDONE_PRIORING, 1); + } + + /* + * Disable all interrupts for which a tasklet was scheduled right now, + * the tasklet will reenable the appropriate interrupts. + */ + spin_lock(&rt2x00dev->irqmask_lock); + + rt2x00pci_register_read(rt2x00dev, CSR8, ®); + reg |= mask; + rt2x00pci_register_write(rt2x00dev, CSR8, reg); + + spin_unlock(&rt2x00dev->irqmask_lock); + + + + return IRQ_HANDLED; } /* @@ -1574,6 +1640,7 @@ static int rt2400pci_probe_hw(struct rt2x00_dev *rt2x00dev) */ __set_bit(DRIVER_REQUIRE_ATIM_QUEUE, &rt2x00dev->flags); __set_bit(DRIVER_REQUIRE_DMA, &rt2x00dev->flags); + __set_bit(DRIVER_REQUIRE_SW_SEQNO, &rt2x00dev->flags); /* * Set the rssi offset. @@ -1655,7 +1722,9 @@ 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, + .txstatus_tasklet = rt2400pci_txstatus_tasklet, + .tbtt_tasklet = rt2400pci_tbtt_tasklet, + .rxdone_tasklet = rt2400pci_rxdone_tasklet, .probe_hw = rt2400pci_probe_hw, .initialize = rt2x00pci_initialize, .uninitialize = rt2x00pci_uninitialize, diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c index a9ff26a..5827787 100644 --- a/drivers/net/wireless/rt2x00/rt2500pci.c +++ b/drivers/net/wireless/rt2x00/rt2500pci.c @@ -293,7 +293,7 @@ static void rt2500pci_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00intf_conf *conf, const unsigned int flags) { - struct data_queue *queue = rt2x00queue_get_queue(rt2x00dev, QID_BEACON); + struct data_queue *queue = rt2x00dev->bcn; unsigned int bcn_preload; u32 reg; @@ -311,9 +311,7 @@ static void rt2500pci_config_intf(struct rt2x00_dev *rt2x00dev, * Enable synchronisation. */ rt2x00pci_register_read(rt2x00dev, CSR14, ®); - rt2x00_set_field32(®, CSR14_TSF_COUNT, 1); rt2x00_set_field32(®, CSR14_TSF_SYNC, conf->sync); - rt2x00_set_field32(®, CSR14_TBCN, 1); rt2x00pci_register_write(rt2x00dev, CSR14, reg); } @@ -737,6 +735,11 @@ static void rt2500pci_start_queue(struct data_queue *queue) rt2x00pci_register_write(rt2x00dev, RXCSR0, reg); break; case QID_BEACON: + /* + * Allow the tbtt tasklet to be scheduled. + */ + tasklet_enable(&rt2x00dev->tbtt_tasklet); + rt2x00pci_register_read(rt2x00dev, CSR14, ®); rt2x00_set_field32(®, CSR14_TSF_COUNT, 1); rt2x00_set_field32(®, CSR14_TBCN, 1); @@ -798,6 +801,11 @@ static void rt2500pci_stop_queue(struct data_queue *queue) rt2x00_set_field32(®, CSR14_TBCN, 0); rt2x00_set_field32(®, CSR14_BEACON_GEN, 0); rt2x00pci_register_write(rt2x00dev, CSR14, reg); + + /* + * Wait for possibly running tbtt tasklets. + */ + tasklet_disable(&rt2x00dev->tbtt_tasklet); break; default: break; @@ -857,7 +865,7 @@ static int rt2500pci_init_queues(struct rt2x00_dev *rt2x00dev) rt2x00pci_register_read(rt2x00dev, TXCSR2, ®); rt2x00_set_field32(®, TXCSR2_TXD_SIZE, rt2x00dev->tx[0].desc_size); rt2x00_set_field32(®, TXCSR2_NUM_TXD, rt2x00dev->tx[1].limit); - rt2x00_set_field32(®, TXCSR2_NUM_ATIM, rt2x00dev->bcn[1].limit); + rt2x00_set_field32(®, TXCSR2_NUM_ATIM, rt2x00dev->atim->limit); rt2x00_set_field32(®, TXCSR2_NUM_PRIO, rt2x00dev->tx[0].limit); rt2x00pci_register_write(rt2x00dev, TXCSR2, reg); @@ -873,13 +881,13 @@ static int rt2500pci_init_queues(struct rt2x00_dev *rt2x00dev) entry_priv->desc_dma); rt2x00pci_register_write(rt2x00dev, TXCSR5, reg); - entry_priv = rt2x00dev->bcn[1].entries[0].priv_data; + entry_priv = rt2x00dev->atim->entries[0].priv_data; rt2x00pci_register_read(rt2x00dev, TXCSR4, ®); rt2x00_set_field32(®, TXCSR4_ATIM_RING_REGISTER, entry_priv->desc_dma); rt2x00pci_register_write(rt2x00dev, TXCSR4, reg); - entry_priv = rt2x00dev->bcn[0].entries[0].priv_data; + entry_priv = rt2x00dev->bcn->entries[0].priv_data; rt2x00pci_register_read(rt2x00dev, TXCSR6, ®); rt2x00_set_field32(®, TXCSR6_BEACON_RING_REGISTER, entry_priv->desc_dma); @@ -1118,9 +1126,9 @@ static int rt2500pci_init_bbp(struct rt2x00_dev *rt2x00dev) static void rt2500pci_toggle_irq(struct rt2x00_dev *rt2x00dev, enum dev_state state) { - int mask = (state == STATE_RADIO_IRQ_OFF) || - (state == STATE_RADIO_IRQ_OFF_ISR); + int mask = (state == STATE_RADIO_IRQ_OFF); u32 reg; + unsigned long flags; /* * When interrupts are being enabled, the interrupt registers @@ -1129,12 +1137,20 @@ static void rt2500pci_toggle_irq(struct rt2x00_dev *rt2x00dev, if (state == STATE_RADIO_IRQ_ON) { rt2x00pci_register_read(rt2x00dev, CSR7, ®); rt2x00pci_register_write(rt2x00dev, CSR7, reg); + + /* + * Enable tasklets. + */ + tasklet_enable(&rt2x00dev->txstatus_tasklet); + tasklet_enable(&rt2x00dev->rxdone_tasklet); } /* * Only toggle the interrupts bits we are going to use. * Non-checked interrupt bits are disabled by default. */ + spin_lock_irqsave(&rt2x00dev->irqmask_lock, flags); + rt2x00pci_register_read(rt2x00dev, CSR8, ®); rt2x00_set_field32(®, CSR8_TBCN_EXPIRE, mask); rt2x00_set_field32(®, CSR8_TXDONE_TXRING, mask); @@ -1142,6 +1158,16 @@ static void rt2500pci_toggle_irq(struct rt2x00_dev *rt2x00dev, rt2x00_set_field32(®, CSR8_TXDONE_PRIORING, mask); rt2x00_set_field32(®, CSR8_RXDONE, mask); rt2x00pci_register_write(rt2x00dev, CSR8, reg); + + spin_unlock_irqrestore(&rt2x00dev->irqmask_lock, flags); + + if (state == STATE_RADIO_IRQ_OFF) { + /* + * Ensure that all tasklets are finished. + */ + tasklet_disable(&rt2x00dev->txstatus_tasklet); + tasklet_disable(&rt2x00dev->rxdone_tasklet); + } } static int rt2500pci_enable_radio(struct rt2x00_dev *rt2x00dev) @@ -1214,9 +1240,7 @@ static int rt2500pci_set_device_state(struct rt2x00_dev *rt2x00dev, rt2500pci_disable_radio(rt2x00dev); break; case STATE_RADIO_IRQ_ON: - case STATE_RADIO_IRQ_ON_ISR: case STATE_RADIO_IRQ_OFF: - case STATE_RADIO_IRQ_OFF_ISR: rt2500pci_toggle_irq(rt2x00dev, state); break; case STATE_DEEP_SLEEP: @@ -1263,10 +1287,12 @@ static void rt2500pci_write_tx_desc(struct queue_entry *entry, rt2x00_desc_write(txd, 2, word); rt2x00_desc_read(txd, 3, &word); - rt2x00_set_field32(&word, TXD_W3_PLCP_SIGNAL, txdesc->signal); - rt2x00_set_field32(&word, TXD_W3_PLCP_SERVICE, txdesc->service); - rt2x00_set_field32(&word, TXD_W3_PLCP_LENGTH_LOW, txdesc->length_low); - rt2x00_set_field32(&word, TXD_W3_PLCP_LENGTH_HIGH, txdesc->length_high); + rt2x00_set_field32(&word, TXD_W3_PLCP_SIGNAL, txdesc->u.plcp.signal); + rt2x00_set_field32(&word, TXD_W3_PLCP_SERVICE, txdesc->u.plcp.service); + rt2x00_set_field32(&word, TXD_W3_PLCP_LENGTH_LOW, + txdesc->u.plcp.length_low); + rt2x00_set_field32(&word, TXD_W3_PLCP_LENGTH_HIGH, + txdesc->u.plcp.length_high); rt2x00_desc_write(txd, 3, word); rt2x00_desc_read(txd, 10, &word); @@ -1291,7 +1317,7 @@ static void rt2500pci_write_tx_desc(struct queue_entry *entry, rt2x00_set_field32(&word, TXD_W0_OFDM, (txdesc->rate_mode == RATE_MODE_OFDM)); rt2x00_set_field32(&word, TXD_W0_CIPHER_OWNER, 1); - rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->ifs); + rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->u.plcp.ifs); rt2x00_set_field32(&word, TXD_W0_RETRY_MODE, test_bit(ENTRY_TXD_RETRY_MODE, &txdesc->flags)); rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, txdesc->length); @@ -1337,8 +1363,6 @@ static void rt2500pci_write_beacon(struct queue_entry *entry, /* * Enable beaconing again. */ - rt2x00_set_field32(®, CSR14_TSF_COUNT, 1); - rt2x00_set_field32(®, CSR14_TBCN, 1); rt2x00_set_field32(®, CSR14_BEACON_GEN, 1); rt2x00pci_register_write(rt2x00dev, CSR14, reg); } @@ -1386,7 +1410,7 @@ static void rt2500pci_fill_rxdone(struct queue_entry *entry, static void rt2500pci_txdone(struct rt2x00_dev *rt2x00dev, const enum data_queue_qid queue_idx) { - struct data_queue *queue = rt2x00queue_get_queue(rt2x00dev, queue_idx); + struct data_queue *queue = rt2x00queue_get_tx_queue(rt2x00dev, queue_idx); struct queue_entry_priv_pci *entry_priv; struct queue_entry *entry; struct txdone_entry_desc txdesc; @@ -1422,58 +1446,68 @@ static void rt2500pci_txdone(struct rt2x00_dev *rt2x00dev, } } -static irqreturn_t rt2500pci_interrupt_thread(int irq, void *dev_instance) +static void rt2500pci_enable_interrupt(struct rt2x00_dev *rt2x00dev, + struct rt2x00_field32 irq_field) { - struct rt2x00_dev *rt2x00dev = dev_instance; - u32 reg = rt2x00dev->irqvalue[0]; + u32 reg; /* - * Handle interrupts, walk through all bits - * and run the tasks, the bits are checked in order of - * priority. + * Enable a single interrupt. The interrupt mask register + * access needs locking. */ + spin_lock_irq(&rt2x00dev->irqmask_lock); - /* - * 1 - Beacon timer expired interrupt. - */ - if (rt2x00_get_field32(reg, CSR7_TBCN_EXPIRE)) - rt2x00lib_beacondone(rt2x00dev); + rt2x00pci_register_read(rt2x00dev, CSR8, ®); + rt2x00_set_field32(®, irq_field, 0); + rt2x00pci_register_write(rt2x00dev, CSR8, reg); - /* - * 2 - Rx ring done interrupt. - */ - if (rt2x00_get_field32(reg, CSR7_RXDONE)) - rt2x00pci_rxdone(rt2x00dev); + spin_unlock_irq(&rt2x00dev->irqmask_lock); +} - /* - * 3 - Atim ring transmit done interrupt. - */ - if (rt2x00_get_field32(reg, CSR7_TXDONE_ATIMRING)) - rt2500pci_txdone(rt2x00dev, QID_ATIM); +static void rt2500pci_txstatus_tasklet(unsigned long data) +{ + struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data; + u32 reg; /* - * 4 - Priority ring transmit done interrupt. + * Handle all tx queues. */ - if (rt2x00_get_field32(reg, CSR7_TXDONE_PRIORING)) - rt2500pci_txdone(rt2x00dev, QID_AC_VO); + rt2500pci_txdone(rt2x00dev, QID_ATIM); + rt2500pci_txdone(rt2x00dev, QID_AC_VO); + rt2500pci_txdone(rt2x00dev, QID_AC_VI); /* - * 5 - Tx ring transmit done interrupt. + * Enable all TXDONE interrupts again. */ - if (rt2x00_get_field32(reg, CSR7_TXDONE_TXRING)) - rt2500pci_txdone(rt2x00dev, QID_AC_VI); + spin_lock_irq(&rt2x00dev->irqmask_lock); + + rt2x00pci_register_read(rt2x00dev, CSR8, ®); + rt2x00_set_field32(®, CSR8_TXDONE_TXRING, 0); + rt2x00_set_field32(®, CSR8_TXDONE_ATIMRING, 0); + rt2x00_set_field32(®, CSR8_TXDONE_PRIORING, 0); + rt2x00pci_register_write(rt2x00dev, CSR8, reg); - /* Enable interrupts again. */ - rt2x00dev->ops->lib->set_device_state(rt2x00dev, - STATE_RADIO_IRQ_ON_ISR); + spin_unlock_irq(&rt2x00dev->irqmask_lock); +} - return IRQ_HANDLED; +static void rt2500pci_tbtt_tasklet(unsigned long data) +{ + struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data; + rt2x00lib_beacondone(rt2x00dev); + rt2500pci_enable_interrupt(rt2x00dev, CSR8_TBCN_EXPIRE); +} + +static void rt2500pci_rxdone_tasklet(unsigned long data) +{ + struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data; + rt2x00pci_rxdone(rt2x00dev); + rt2500pci_enable_interrupt(rt2x00dev, CSR8_RXDONE); } static irqreturn_t rt2500pci_interrupt(int irq, void *dev_instance) { struct rt2x00_dev *rt2x00dev = dev_instance; - u32 reg; + u32 reg, mask; /* * Get the interrupt sources & saved to local variable. @@ -1488,14 +1522,42 @@ static irqreturn_t rt2500pci_interrupt(int irq, void *dev_instance) if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) return IRQ_HANDLED; - /* Store irqvalues for use in the interrupt thread. */ - rt2x00dev->irqvalue[0] = reg; + mask = reg; - /* Disable interrupts, will be enabled again in the interrupt thread. */ - rt2x00dev->ops->lib->set_device_state(rt2x00dev, - STATE_RADIO_IRQ_OFF_ISR); + /* + * Schedule tasklets for interrupt handling. + */ + if (rt2x00_get_field32(reg, CSR7_TBCN_EXPIRE)) + tasklet_hi_schedule(&rt2x00dev->tbtt_tasklet); - return IRQ_WAKE_THREAD; + if (rt2x00_get_field32(reg, CSR7_RXDONE)) + tasklet_schedule(&rt2x00dev->rxdone_tasklet); + + if (rt2x00_get_field32(reg, CSR7_TXDONE_ATIMRING) || + rt2x00_get_field32(reg, CSR7_TXDONE_PRIORING) || + rt2x00_get_field32(reg, CSR7_TXDONE_TXRING)) { + tasklet_schedule(&rt2x00dev->txstatus_tasklet); + /* + * Mask out all txdone interrupts. + */ + rt2x00_set_field32(&mask, CSR8_TXDONE_TXRING, 1); + rt2x00_set_field32(&mask, CSR8_TXDONE_ATIMRING, 1); + rt2x00_set_field32(&mask, CSR8_TXDONE_PRIORING, 1); + } + + /* + * Disable all interrupts for which a tasklet was scheduled right now, + * the tasklet will reenable the appropriate interrupts. + */ + spin_lock(&rt2x00dev->irqmask_lock); + + rt2x00pci_register_read(rt2x00dev, CSR8, ®); + reg |= mask; + rt2x00pci_register_write(rt2x00dev, CSR8, reg); + + spin_unlock(&rt2x00dev->irqmask_lock); + + return IRQ_HANDLED; } /* @@ -1896,6 +1958,7 @@ static int rt2500pci_probe_hw(struct rt2x00_dev *rt2x00dev) */ __set_bit(DRIVER_REQUIRE_ATIM_QUEUE, &rt2x00dev->flags); __set_bit(DRIVER_REQUIRE_DMA, &rt2x00dev->flags); + __set_bit(DRIVER_REQUIRE_SW_SEQNO, &rt2x00dev->flags); /* * Set the rssi offset. @@ -1952,7 +2015,9 @@ static const struct ieee80211_ops rt2500pci_mac80211_ops = { static const struct rt2x00lib_ops rt2500pci_rt2x00_ops = { .irq_handler = rt2500pci_interrupt, - .irq_handler_thread = rt2500pci_interrupt_thread, + .txstatus_tasklet = rt2500pci_txstatus_tasklet, + .tbtt_tasklet = rt2500pci_tbtt_tasklet, + .rxdone_tasklet = rt2500pci_rxdone_tasklet, .probe_hw = rt2500pci_probe_hw, .initialize = rt2x00pci_initialize, .uninitialize = rt2x00pci_uninitialize, diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index 6b3b1de4..979fe65 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -478,9 +478,7 @@ static void rt2500usb_config_intf(struct rt2x00_dev *rt2x00dev, rt2500usb_register_write(rt2x00dev, TXRX_CSR18, reg); rt2500usb_register_read(rt2x00dev, TXRX_CSR19, ®); - rt2x00_set_field16(®, TXRX_CSR19_TSF_COUNT, 1); rt2x00_set_field16(®, TXRX_CSR19_TSF_SYNC, conf->sync); - rt2x00_set_field16(®, TXRX_CSR19_TBCN, 1); rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg); } @@ -1056,9 +1054,7 @@ static int rt2500usb_set_device_state(struct rt2x00_dev *rt2x00dev, rt2500usb_disable_radio(rt2x00dev); break; case STATE_RADIO_IRQ_ON: - case STATE_RADIO_IRQ_ON_ISR: case STATE_RADIO_IRQ_OFF: - case STATE_RADIO_IRQ_OFF_ISR: /* No support, but no error either */ break; case STATE_DEEP_SLEEP: @@ -1104,7 +1100,7 @@ static void rt2500usb_write_tx_desc(struct queue_entry *entry, (txdesc->rate_mode == RATE_MODE_OFDM)); rt2x00_set_field32(&word, TXD_W0_NEW_SEQ, test_bit(ENTRY_TXD_FIRST_FRAGMENT, &txdesc->flags)); - rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->ifs); + rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->u.plcp.ifs); rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, txdesc->length); rt2x00_set_field32(&word, TXD_W0_CIPHER, !!txdesc->cipher); rt2x00_set_field32(&word, TXD_W0_KEY_ID, txdesc->key_idx); @@ -1118,10 +1114,12 @@ static void rt2500usb_write_tx_desc(struct queue_entry *entry, rt2x00_desc_write(txd, 1, word); rt2x00_desc_read(txd, 2, &word); - rt2x00_set_field32(&word, TXD_W2_PLCP_SIGNAL, txdesc->signal); - rt2x00_set_field32(&word, TXD_W2_PLCP_SERVICE, txdesc->service); - rt2x00_set_field32(&word, TXD_W2_PLCP_LENGTH_LOW, txdesc->length_low); - rt2x00_set_field32(&word, TXD_W2_PLCP_LENGTH_HIGH, txdesc->length_high); + rt2x00_set_field32(&word, TXD_W2_PLCP_SIGNAL, txdesc->u.plcp.signal); + rt2x00_set_field32(&word, TXD_W2_PLCP_SERVICE, txdesc->u.plcp.service); + rt2x00_set_field32(&word, TXD_W2_PLCP_LENGTH_LOW, + txdesc->u.plcp.length_low); + rt2x00_set_field32(&word, TXD_W2_PLCP_LENGTH_HIGH, + txdesc->u.plcp.length_high); rt2x00_desc_write(txd, 2, word); if (test_bit(ENTRY_TXD_ENCRYPT, &txdesc->flags)) { @@ -1799,6 +1797,7 @@ static int rt2500usb_probe_hw(struct rt2x00_dev *rt2x00dev) __set_bit(DRIVER_REQUIRE_COPY_IV, &rt2x00dev->flags); } __set_bit(DRIVER_SUPPORT_WATCHDOG, &rt2x00dev->flags); + __set_bit(DRIVER_REQUIRE_SW_SEQNO, &rt2x00dev->flags); /* * Set the rssi offset. diff --git a/drivers/net/wireless/rt2x00/rt2800.h b/drivers/net/wireless/rt2x00/rt2800.h index 4c55e85..70b9abb 100644 --- a/drivers/net/wireless/rt2x00/rt2800.h +++ b/drivers/net/wireless/rt2x00/rt2800.h @@ -51,6 +51,7 @@ * RF3320 2.4G 1T1R(RT3350/RT3370/RT3390) * RF3322 2.4G 2T2R(RT3352/RT3371/RT3372/RT3391/RT3392) * RF3853 2.4G/5G 3T3R(RT3883/RT3563/RT3573/RT3593/RT3662) + * RF5390 2.4G 1T1R */ #define RF2820 0x0001 #define RF2850 0x0002 @@ -65,6 +66,7 @@ #define RF3320 0x000b #define RF3322 0x000c #define RF3853 0x000d +#define RF5390 0x5390 /* * Chipset revisions. @@ -77,6 +79,7 @@ #define REV_RT3071E 0x0211 #define REV_RT3090E 0x0211 #define REV_RT3390E 0x0211 +#define REV_RT5390F 0x0502 /* * Signal information. @@ -121,6 +124,13 @@ #define E2PROM_CSR_RELOAD FIELD32(0x00000080) /* + * AUX_CTRL: Aux/PCI-E related configuration + */ +#define AUX_CTRL 0x10c +#define AUX_CTRL_WAKE_PCIE_EN FIELD32(0x00000002) +#define AUX_CTRL_FORCE_PCIE_CLK FIELD32(0x00000400) + +/* * OPT_14: Unknown register used by rt3xxx devices. */ #define OPT_14_CSR 0x0114 @@ -270,6 +280,7 @@ /* * GPIO_CTRL_CFG: + * GPIOD: GPIO direction, 0: Output, 1: Input */ #define GPIO_CTRL_CFG 0x0228 #define GPIO_CTRL_CFG_BIT0 FIELD32(0x00000001) @@ -280,7 +291,14 @@ #define GPIO_CTRL_CFG_BIT5 FIELD32(0x00000020) #define GPIO_CTRL_CFG_BIT6 FIELD32(0x00000040) #define GPIO_CTRL_CFG_BIT7 FIELD32(0x00000080) -#define GPIO_CTRL_CFG_BIT8 FIELD32(0x00000100) +#define GPIO_CTRL_CFG_GPIOD_BIT0 FIELD32(0x00000100) +#define GPIO_CTRL_CFG_GPIOD_BIT1 FIELD32(0x00000200) +#define GPIO_CTRL_CFG_GPIOD_BIT2 FIELD32(0x00000400) +#define GPIO_CTRL_CFG_GPIOD_BIT3 FIELD32(0x00000800) +#define GPIO_CTRL_CFG_GPIOD_BIT4 FIELD32(0x00001000) +#define GPIO_CTRL_CFG_GPIOD_BIT5 FIELD32(0x00002000) +#define GPIO_CTRL_CFG_GPIOD_BIT6 FIELD32(0x00004000) +#define GPIO_CTRL_CFG_GPIOD_BIT7 FIELD32(0x00008000) /* * MCU_CMD_CFG @@ -372,8 +390,12 @@ /* * US_CYC_CNT + * BT_MODE_EN: Bluetooth mode enable + * CLOCK CYCLE: Clock cycle count in 1us. + * PCI:0x21, PCIE:0x7d, USB:0x1e */ #define US_CYC_CNT 0x02a4 +#define US_CYC_CNT_BT_MODE_EN FIELD32(0x00000100) #define US_CYC_CNT_CLOCK_CYCLE FIELD32(0x000000ff) /* @@ -442,7 +464,7 @@ */ #define RF_CSR_CFG 0x0500 #define RF_CSR_CFG_DATA FIELD32(0x000000ff) -#define RF_CSR_CFG_REGNUM FIELD32(0x00001f00) +#define RF_CSR_CFG_REGNUM FIELD32(0x00003f00) #define RF_CSR_CFG_WRITE FIELD32(0x00010000) #define RF_CSR_CFG_BUSY FIELD32(0x00020000) @@ -1132,8 +1154,8 @@ * PROTECT_RATE: Protection control frame rate for CCK TX(RTS/CTS/CFEnd) * PROTECT_CTRL: Protection control frame type for CCK TX * 0:none, 1:RTS/CTS, 2:CTS-to-self - * PROTECT_NAV: TXOP protection type for CCK TX - * 0:none, 1:ShortNAVprotect, 2:LongNAVProtect + * PROTECT_NAV_SHORT: TXOP protection type for CCK TX with short NAV + * PROTECT_NAV_LONG: TXOP protection type for CCK TX with long NAV * TX_OP_ALLOW_CCK: CCK TXOP allowance, 0:disallow * TX_OP_ALLOW_OFDM: CCK TXOP allowance, 0:disallow * TX_OP_ALLOW_MM20: CCK TXOP allowance, 0:disallow @@ -1145,7 +1167,8 @@ #define CCK_PROT_CFG 0x1364 #define CCK_PROT_CFG_PROTECT_RATE FIELD32(0x0000ffff) #define CCK_PROT_CFG_PROTECT_CTRL FIELD32(0x00030000) -#define CCK_PROT_CFG_PROTECT_NAV FIELD32(0x000c0000) +#define CCK_PROT_CFG_PROTECT_NAV_SHORT FIELD32(0x00040000) +#define CCK_PROT_CFG_PROTECT_NAV_LONG FIELD32(0x00080000) #define CCK_PROT_CFG_TX_OP_ALLOW_CCK FIELD32(0x00100000) #define CCK_PROT_CFG_TX_OP_ALLOW_OFDM FIELD32(0x00200000) #define CCK_PROT_CFG_TX_OP_ALLOW_MM20 FIELD32(0x00400000) @@ -1160,7 +1183,8 @@ #define OFDM_PROT_CFG 0x1368 #define OFDM_PROT_CFG_PROTECT_RATE FIELD32(0x0000ffff) #define OFDM_PROT_CFG_PROTECT_CTRL FIELD32(0x00030000) -#define OFDM_PROT_CFG_PROTECT_NAV FIELD32(0x000c0000) +#define OFDM_PROT_CFG_PROTECT_NAV_SHORT FIELD32(0x00040000) +#define OFDM_PROT_CFG_PROTECT_NAV_LONG FIELD32(0x00080000) #define OFDM_PROT_CFG_TX_OP_ALLOW_CCK FIELD32(0x00100000) #define OFDM_PROT_CFG_TX_OP_ALLOW_OFDM FIELD32(0x00200000) #define OFDM_PROT_CFG_TX_OP_ALLOW_MM20 FIELD32(0x00400000) @@ -1175,7 +1199,8 @@ #define MM20_PROT_CFG 0x136c #define MM20_PROT_CFG_PROTECT_RATE FIELD32(0x0000ffff) #define MM20_PROT_CFG_PROTECT_CTRL FIELD32(0x00030000) -#define MM20_PROT_CFG_PROTECT_NAV FIELD32(0x000c0000) +#define MM20_PROT_CFG_PROTECT_NAV_SHORT FIELD32(0x00040000) +#define MM20_PROT_CFG_PROTECT_NAV_LONG FIELD32(0x00080000) #define MM20_PROT_CFG_TX_OP_ALLOW_CCK FIELD32(0x00100000) #define MM20_PROT_CFG_TX_OP_ALLOW_OFDM FIELD32(0x00200000) #define MM20_PROT_CFG_TX_OP_ALLOW_MM20 FIELD32(0x00400000) @@ -1190,7 +1215,8 @@ #define MM40_PROT_CFG 0x1370 #define MM40_PROT_CFG_PROTECT_RATE FIELD32(0x0000ffff) #define MM40_PROT_CFG_PROTECT_CTRL FIELD32(0x00030000) -#define MM40_PROT_CFG_PROTECT_NAV FIELD32(0x000c0000) +#define MM40_PROT_CFG_PROTECT_NAV_SHORT FIELD32(0x00040000) +#define MM40_PROT_CFG_PROTECT_NAV_LONG FIELD32(0x00080000) #define MM40_PROT_CFG_TX_OP_ALLOW_CCK FIELD32(0x00100000) #define MM40_PROT_CFG_TX_OP_ALLOW_OFDM FIELD32(0x00200000) #define MM40_PROT_CFG_TX_OP_ALLOW_MM20 FIELD32(0x00400000) @@ -1205,7 +1231,8 @@ #define GF20_PROT_CFG 0x1374 #define GF20_PROT_CFG_PROTECT_RATE FIELD32(0x0000ffff) #define GF20_PROT_CFG_PROTECT_CTRL FIELD32(0x00030000) -#define GF20_PROT_CFG_PROTECT_NAV FIELD32(0x000c0000) +#define GF20_PROT_CFG_PROTECT_NAV_SHORT FIELD32(0x00040000) +#define GF20_PROT_CFG_PROTECT_NAV_LONG FIELD32(0x00080000) #define GF20_PROT_CFG_TX_OP_ALLOW_CCK FIELD32(0x00100000) #define GF20_PROT_CFG_TX_OP_ALLOW_OFDM FIELD32(0x00200000) #define GF20_PROT_CFG_TX_OP_ALLOW_MM20 FIELD32(0x00400000) @@ -1220,7 +1247,8 @@ #define GF40_PROT_CFG 0x1378 #define GF40_PROT_CFG_PROTECT_RATE FIELD32(0x0000ffff) #define GF40_PROT_CFG_PROTECT_CTRL FIELD32(0x00030000) -#define GF40_PROT_CFG_PROTECT_NAV FIELD32(0x000c0000) +#define GF40_PROT_CFG_PROTECT_NAV_SHORT FIELD32(0x00040000) +#define GF40_PROT_CFG_PROTECT_NAV_LONG FIELD32(0x00080000) #define GF40_PROT_CFG_TX_OP_ALLOW_CCK FIELD32(0x00100000) #define GF40_PROT_CFG_TX_OP_ALLOW_OFDM FIELD32(0x00200000) #define GF40_PROT_CFG_TX_OP_ALLOW_MM20 FIELD32(0x00400000) @@ -1697,11 +1725,14 @@ struct mac_iveiv_entry { */ /* - * BBP 1: TX Antenna & Power - * POWER: 0 - normal, 1 - drop tx power by 6dBm, 2 - drop tx power by 12dBm, - * 3 - increase tx power by 6dBm + * BBP 1: TX Antenna & Power Control + * POWER_CTRL: + * 0 - normal, + * 1 - drop tx power by 6dBm, + * 2 - drop tx power by 12dBm, + * 3 - increase tx power by 6dBm */ -#define BBP1_TX_POWER FIELD8(0x07) +#define BBP1_TX_POWER_CTRL FIELD8(0x07) #define BBP1_TX_ANTENNA FIELD8(0x18) /* @@ -1715,6 +1746,13 @@ struct mac_iveiv_entry { */ #define BBP4_TX_BF FIELD8(0x01) #define BBP4_BANDWIDTH FIELD8(0x18) +#define BBP4_MAC_IF_CTRL FIELD8(0x40) + +/* + * BBP 109 + */ +#define BBP109_TX0_POWER FIELD8(0x0f) +#define BBP109_TX1_POWER FIELD8(0xf0) /* * BBP 138: Unknown @@ -1725,6 +1763,11 @@ struct mac_iveiv_entry { #define BBP138_TX_DAC2 FIELD8(0x40) /* + * BBP 152: Rx Ant + */ +#define BBP152_RX_DEFAULT_ANT FIELD8(0x80) + +/* * RFCSR registers * The wordsize of the RFCSR is 8 bits. */ @@ -1733,12 +1776,18 @@ struct mac_iveiv_entry { * RFCSR 1: */ #define RFCSR1_RF_BLOCK_EN FIELD8(0x01) +#define RFCSR1_PLL_PD FIELD8(0x02) #define RFCSR1_RX0_PD FIELD8(0x04) #define RFCSR1_TX0_PD FIELD8(0x08) #define RFCSR1_RX1_PD FIELD8(0x10) #define RFCSR1_TX1_PD FIELD8(0x20) /* + * RFCSR 2: + */ +#define RFCSR2_RESCAL_EN FIELD8(0x80) + +/* * RFCSR 6: */ #define RFCSR6_R1 FIELD8(0x03) @@ -1750,6 +1799,11 @@ struct mac_iveiv_entry { #define RFCSR7_RF_TUNING FIELD8(0x01) /* + * RFCSR 11: + */ +#define RFCSR11_R FIELD8(0x03) + +/* * RFCSR 12: */ #define RFCSR12_TX_POWER FIELD8(0x1f) @@ -1770,6 +1824,7 @@ struct mac_iveiv_entry { #define RFCSR17_TXMIXER_GAIN FIELD8(0x07) #define RFCSR17_TX_LO1_EN FIELD8(0x08) #define RFCSR17_R FIELD8(0x20) +#define RFCSR17_CODE FIELD8(0x7f) /* * RFCSR 20: @@ -1802,9 +1857,33 @@ struct mac_iveiv_entry { /* * RFCSR 30: */ +#define RFCSR30_TX_H20M FIELD8(0x02) +#define RFCSR30_RX_H20M FIELD8(0x04) +#define RFCSR30_RX_VCM FIELD8(0x18) #define RFCSR30_RF_CALIBRATION FIELD8(0x80) /* + * RFCSR 31: + */ +#define RFCSR31_RX_AGC_FC FIELD8(0x1f) +#define RFCSR31_RX_H20M FIELD8(0x20) + +/* + * RFCSR 38: + */ +#define RFCSR38_RX_LO1_EN FIELD8(0x20) + +/* + * RFCSR 39: + */ +#define RFCSR39_RX_LO2_EN FIELD8(0x80) + +/* + * RFCSR 49: + */ +#define RFCSR49_TX FIELD8(0x3f) + +/* * RF registers */ @@ -1837,6 +1916,11 @@ struct mac_iveiv_entry { */ /* + * Chip ID + */ +#define EEPROM_CHIP_ID 0x0000 + +/* * EEPROM Version */ #define EEPROM_VERSION 0x0001 @@ -1989,23 +2073,26 @@ struct mac_iveiv_entry { #define EEPROM_RSSI_A2_LNA_A2 FIELD16(0xff00) /* - * EEPROM Maximum TX power values + * EEPROM EIRP Maximum TX power values(unit: dbm) */ -#define EEPROM_MAX_TX_POWER 0x0027 -#define EEPROM_MAX_TX_POWER_24GHZ FIELD16(0x00ff) -#define EEPROM_MAX_TX_POWER_5GHZ FIELD16(0xff00) +#define EEPROM_EIRP_MAX_TX_POWER 0x0027 +#define EEPROM_EIRP_MAX_TX_POWER_2GHZ FIELD16(0x00ff) +#define EEPROM_EIRP_MAX_TX_POWER_5GHZ FIELD16(0xff00) /* * EEPROM TXpower delta: 20MHZ AND 40 MHZ use different power. * This is delta in 40MHZ. - * VALUE: Tx Power dalta value (MAX=4) + * VALUE: Tx Power dalta value, MAX=4(unit: dbm) * TYPE: 1: Plus the delta value, 0: minus the delta value - * TXPOWER: Enable: + * ENABLE: enable tx power compensation for 40BW */ #define EEPROM_TXPOWER_DELTA 0x0028 -#define EEPROM_TXPOWER_DELTA_VALUE FIELD16(0x003f) -#define EEPROM_TXPOWER_DELTA_TYPE FIELD16(0x0040) -#define EEPROM_TXPOWER_DELTA_TXPOWER FIELD16(0x0080) +#define EEPROM_TXPOWER_DELTA_VALUE_2G FIELD16(0x003f) +#define EEPROM_TXPOWER_DELTA_TYPE_2G FIELD16(0x0040) +#define EEPROM_TXPOWER_DELTA_ENABLE_2G FIELD16(0x0080) +#define EEPROM_TXPOWER_DELTA_VALUE_5G FIELD16(0x3f00) +#define EEPROM_TXPOWER_DELTA_TYPE_5G FIELD16(0x4000) +#define EEPROM_TXPOWER_DELTA_ENABLE_5G FIELD16(0x8000) /* * EEPROM TXPOWER 802.11BG @@ -2058,6 +2145,7 @@ struct mac_iveiv_entry { #define MCU_LED_LED_POLARITY 0x54 #define MCU_RADAR 0x60 #define MCU_BOOT_SIGNAL 0x72 +#define MCU_ANT_SELECT 0X73 #define MCU_BBP_SIGNAL 0x80 #define MCU_POWER_SAVE 0x83 @@ -2202,4 +2290,9 @@ struct mac_iveiv_entry { #define TXPOWER_A_TO_DEV(__txpower) \ clamp_t(char, __txpower, MIN_A_TXPOWER, MAX_A_TXPOWER) +/* + * Board's maximun TX power limitation + */ +#define EIRP_MAX_TX_POWER_LIMIT 0x50 + #endif /* RT2800_H */ diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index 54917a2..2ee6ceb 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -400,8 +400,15 @@ int rt2800_load_firmware(struct rt2x00_dev *rt2x00dev, if (rt2800_wait_csr_ready(rt2x00dev)) return -EBUSY; - if (rt2x00_is_pci(rt2x00dev)) + if (rt2x00_is_pci(rt2x00dev)) { + if (rt2x00_rt(rt2x00dev, RT5390)) { + rt2800_register_read(rt2x00dev, AUX_CTRL, ®); + rt2x00_set_field32(®, AUX_CTRL_FORCE_PCIE_CLK, 1); + rt2x00_set_field32(®, AUX_CTRL_WAKE_PCIE_EN, 1); + rt2800_register_write(rt2x00dev, AUX_CTRL, reg); + } rt2800_register_write(rt2x00dev, PWR_PIN_CFG, 0x00000002); + } /* * Disable DMA, will be reenabled later when enabling @@ -465,14 +472,15 @@ void rt2800_write_tx_data(struct queue_entry *entry, test_bit(ENTRY_TXD_REQ_TIMESTAMP, &txdesc->flags)); rt2x00_set_field32(&word, TXWI_W0_AMPDU, test_bit(ENTRY_TXD_HT_AMPDU, &txdesc->flags)); - rt2x00_set_field32(&word, TXWI_W0_MPDU_DENSITY, txdesc->mpdu_density); - rt2x00_set_field32(&word, TXWI_W0_TX_OP, txdesc->txop); - rt2x00_set_field32(&word, TXWI_W0_MCS, txdesc->mcs); + rt2x00_set_field32(&word, TXWI_W0_MPDU_DENSITY, + txdesc->u.ht.mpdu_density); + rt2x00_set_field32(&word, TXWI_W0_TX_OP, txdesc->u.ht.txop); + rt2x00_set_field32(&word, TXWI_W0_MCS, txdesc->u.ht.mcs); rt2x00_set_field32(&word, TXWI_W0_BW, test_bit(ENTRY_TXD_HT_BW_40, &txdesc->flags)); rt2x00_set_field32(&word, TXWI_W0_SHORT_GI, test_bit(ENTRY_TXD_HT_SHORT_GI, &txdesc->flags)); - rt2x00_set_field32(&word, TXWI_W0_STBC, txdesc->stbc); + rt2x00_set_field32(&word, TXWI_W0_STBC, txdesc->u.ht.stbc); rt2x00_set_field32(&word, TXWI_W0_PHYMODE, txdesc->rate_mode); rt2x00_desc_write(txwi, 0, word); @@ -481,7 +489,7 @@ void rt2800_write_tx_data(struct queue_entry *entry, test_bit(ENTRY_TXD_ACK, &txdesc->flags)); rt2x00_set_field32(&word, TXWI_W1_NSEQ, test_bit(ENTRY_TXD_GENERATE_SEQ, &txdesc->flags)); - rt2x00_set_field32(&word, TXWI_W1_BW_WIN_SIZE, txdesc->ba_size); + rt2x00_set_field32(&word, TXWI_W1_BW_WIN_SIZE, txdesc->u.ht.ba_size); rt2x00_set_field32(&word, TXWI_W1_WIRELESS_CLI_ID, test_bit(ENTRY_TXD_ENCRYPT, &txdesc->flags) ? txdesc->key_idx : 0xff); @@ -674,7 +682,7 @@ void rt2800_txdone_entry(struct queue_entry *entry, u32 status) * confuse the rate control algortihm by providing clearly wrong * data. */ - if (aggr == 1 && ampdu == 0 && real_mcs != mcs) { + if (unlikely(aggr == 1 && ampdu == 0 && real_mcs != mcs)) { skbdesc->tx_rate_idx = real_mcs; mcs = real_mcs; } @@ -744,7 +752,7 @@ void rt2800_txdone(struct rt2x00_dev *rt2x00dev) if (pid >= QID_RX) continue; - queue = rt2x00queue_get_queue(rt2x00dev, pid); + queue = rt2x00queue_get_tx_queue(rt2x00dev, pid); if (unlikely(!queue)) continue; @@ -773,13 +781,14 @@ void rt2800_write_beacon(struct queue_entry *entry, struct txentry_desc *txdesc) struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb); unsigned int beacon_base; unsigned int padding_len; - u32 reg; + u32 orig_reg, reg; /* * Disable beaconing while we are reloading the beacon data, * otherwise we might be sending out invalid data. */ rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); + orig_reg = reg; rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); @@ -810,7 +819,14 @@ void rt2800_write_beacon(struct queue_entry *entry, struct txentry_desc *txdesc) * Write entire beacon with TXWI and padding to register. */ padding_len = roundup(entry->skb->len, 4) - entry->skb->len; - skb_pad(entry->skb, padding_len); + if (padding_len && skb_pad(entry->skb, padding_len)) { + ERROR(rt2x00dev, "Failure padding beacon, aborting\n"); + /* skb freed by skb_pad() on failure */ + entry->skb = NULL; + rt2800_register_write(rt2x00dev, BCN_TIME_CFG, orig_reg); + return; + } + beacon_base = HW_BEACON_OFFSET(entry->entry_idx); rt2800_register_multiwrite(rt2x00dev, beacon_base, entry->skb->data, entry->skb->len + padding_len); @@ -818,8 +834,6 @@ void rt2800_write_beacon(struct queue_entry *entry, struct txentry_desc *txdesc) /* * Enable beaconing again. */ - 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); @@ -831,8 +845,8 @@ void rt2800_write_beacon(struct queue_entry *entry, struct txentry_desc *txdesc) } EXPORT_SYMBOL_GPL(rt2800_write_beacon); -static inline void rt2800_clear_beacon(struct rt2x00_dev *rt2x00dev, - unsigned int beacon_base) +static inline void rt2800_clear_beacon_register(struct rt2x00_dev *rt2x00dev, + unsigned int beacon_base) { int i; @@ -845,6 +859,33 @@ static inline void rt2800_clear_beacon(struct rt2x00_dev *rt2x00dev, rt2800_register_write(rt2x00dev, beacon_base + i, 0); } +void rt2800_clear_beacon(struct queue_entry *entry) +{ + struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; + u32 reg; + + /* + * Disable beaconing while we are reloading the beacon data, + * otherwise we might be sending out invalid data. + */ + rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); + rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); + rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); + + /* + * Clear beacon. + */ + rt2800_clear_beacon_register(rt2x00dev, + HW_BEACON_OFFSET(entry->entry_idx)); + + /* + * Enabled beaconing again. + */ + rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 1); + rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); +} +EXPORT_SYMBOL_GPL(rt2800_clear_beacon); + #ifdef CONFIG_RT2X00_LIB_DEBUGFS const struct rt2x00debug rt2800_rt2x00debug = { .owner = THIS_MODULE, @@ -1005,7 +1046,7 @@ static void rt2800_config_wcid_attr(struct rt2x00_dev *rt2x00dev, memset(&wcid_entry, 0, sizeof(wcid_entry)); if (crypto->cmd == SET_KEY) - memcpy(&wcid_entry, crypto->address, ETH_ALEN); + memcpy(wcid_entry.mac, crypto->address, ETH_ALEN); rt2800_register_multiwrite(rt2x00dev, offset, &wcid_entry, sizeof(wcid_entry)); } @@ -1060,27 +1101,44 @@ int rt2800_config_shared_key(struct rt2x00_dev *rt2x00dev, } EXPORT_SYMBOL_GPL(rt2800_config_shared_key); +static inline int rt2800_find_pairwise_keyslot(struct rt2x00_dev *rt2x00dev) +{ + int idx; + u32 offset, reg; + + /* + * Search for the first free pairwise key entry and return the + * corresponding index. + * + * Make sure the WCID starts _after_ the last possible shared key + * entry (>32). + * + * Since parts of the pairwise key table might be shared with + * the beacon frame buffers 6 & 7 we should only write into the + * first 222 entries. + */ + for (idx = 33; idx <= 222; idx++) { + offset = MAC_WCID_ATTR_ENTRY(idx); + rt2800_register_read(rt2x00dev, offset, ®); + if (!reg) + return idx; + } + return -1; +} + int rt2800_config_pairwise_key(struct rt2x00_dev *rt2x00dev, struct rt2x00lib_crypto *crypto, struct ieee80211_key_conf *key) { struct hw_key_entry key_entry; u32 offset; + int idx; if (crypto->cmd == SET_KEY) { - /* - * 1 pairwise key is possible per AID, this means that the AID - * equals our hw_key_idx. Make sure the WCID starts _after_ the - * last possible shared key entry. - * - * Since parts of the pairwise key table might be shared with - * the beacon frame buffers 6 & 7 we should only write into the - * first 222 entries. - */ - if (crypto->aid > (222 - 32)) + idx = rt2800_find_pairwise_keyslot(rt2x00dev); + if (idx < 0) return -ENOSPC; - - key->hw_key_idx = 32 + crypto->aid; + key->hw_key_idx = idx; memcpy(key_entry.key, crypto->key, sizeof(key_entry.key)); @@ -1155,29 +1213,11 @@ void rt2800_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00_intf *intf, if (flags & CONFIG_UPDATE_TYPE) { /* - * Clear current synchronisation setup. - */ - rt2800_clear_beacon(rt2x00dev, - HW_BEACON_OFFSET(intf->beacon->entry_idx)); - /* * Enable synchronisation. */ rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); - rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 1); rt2x00_set_field32(®, BCN_TIME_CFG_TSF_SYNC, conf->sync); - rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, - (conf->sync == TSF_SYNC_ADHOC || - conf->sync == TSF_SYNC_AP_NONE)); rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); - - /* - * Enable pre tbtt interrupt for beaconing modes - */ - rt2800_register_read(rt2x00dev, INT_TIMER_EN, ®); - rt2x00_set_field32(®, INT_TIMER_EN_PRE_TBTT_TIMER, - (conf->sync == TSF_SYNC_AP_NONE)); - rt2800_register_write(rt2x00dev, INT_TIMER_EN, reg); - } if (flags & CONFIG_UPDATE_MAC) { @@ -1361,10 +1401,32 @@ void rt2800_config_erp(struct rt2x00_dev *rt2x00dev, struct rt2x00lib_erp *erp, } EXPORT_SYMBOL_GPL(rt2800_config_erp); +static void rt2800_set_ant_diversity(struct rt2x00_dev *rt2x00dev, + enum antenna ant) +{ + u32 reg; + u8 eesk_pin = (ant == ANTENNA_A) ? 1 : 0; + u8 gpio_bit3 = (ant == ANTENNA_A) ? 0 : 1; + + if (rt2x00_is_pci(rt2x00dev)) { + rt2800_register_read(rt2x00dev, E2PROM_CSR, ®); + rt2x00_set_field32(®, E2PROM_CSR_DATA_CLOCK, eesk_pin); + rt2800_register_write(rt2x00dev, E2PROM_CSR, reg); + } else if (rt2x00_is_usb(rt2x00dev)) + rt2800_mcu_request(rt2x00dev, MCU_ANT_SELECT, 0xff, + eesk_pin, 0); + + rt2800_register_read(rt2x00dev, GPIO_CTRL_CFG, ®); + rt2x00_set_field32(®, GPIO_CTRL_CFG_GPIOD_BIT3, 0); + rt2x00_set_field32(®, GPIO_CTRL_CFG_BIT3, gpio_bit3); + rt2800_register_write(rt2x00dev, GPIO_CTRL_CFG, reg); +} + void rt2800_config_ant(struct rt2x00_dev *rt2x00dev, struct antenna_setup *ant) { u8 r1; u8 r3; + u16 eeprom; rt2800_bbp_read(rt2x00dev, 1, &r1); rt2800_bbp_read(rt2x00dev, 3, &r3); @@ -1372,7 +1434,7 @@ void rt2800_config_ant(struct rt2x00_dev *rt2x00dev, struct antenna_setup *ant) /* * Configure the TX antenna. */ - switch ((int)ant->tx) { + switch (ant->tx_chain_num) { case 1: rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 0); break; @@ -1387,8 +1449,18 @@ void rt2800_config_ant(struct rt2x00_dev *rt2x00dev, struct antenna_setup *ant) /* * Configure the RX antenna. */ - switch ((int)ant->rx) { + switch (ant->rx_chain_num) { case 1: + if (rt2x00_rt(rt2x00dev, RT3070) || + rt2x00_rt(rt2x00dev, RT3090) || + rt2x00_rt(rt2x00dev, RT3390)) { + rt2x00_eeprom_read(rt2x00dev, + EEPROM_NIC_CONF1, &eeprom); + if (rt2x00_get_field16(eeprom, + EEPROM_NIC_CONF1_ANT_DIVERSITY)) + rt2800_set_ant_diversity(rt2x00dev, + rt2x00dev->default_ant.rx); + } rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 0); break; case 2: @@ -1434,13 +1506,13 @@ static void rt2800_config_channel_rf2xxx(struct rt2x00_dev *rt2x00dev, { rt2x00_set_field32(&rf->rf4, RF4_FREQ_OFFSET, rt2x00dev->freq_offset); - if (rt2x00dev->default_ant.tx == 1) + if (rt2x00dev->default_ant.tx_chain_num == 1) rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_TX1, 1); - if (rt2x00dev->default_ant.rx == 1) { + if (rt2x00dev->default_ant.rx_chain_num == 1) { rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_RX1, 1); rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_RX2, 1); - } else if (rt2x00dev->default_ant.rx == 2) + } else if (rt2x00dev->default_ant.rx_chain_num == 2) rt2x00_set_field32(&rf->rf2, RF2_ANTENNA_RX2, 1); if (rf->channel > 14) { @@ -1526,6 +1598,105 @@ static void rt2800_config_channel_rf3xxx(struct rt2x00_dev *rt2x00dev, rt2800_rfcsr_write(rt2x00dev, 7, rfcsr); } + +#define RT5390_POWER_BOUND 0x27 +#define RT5390_FREQ_OFFSET_BOUND 0x5f + +static void rt2800_config_channel_rf53xx(struct rt2x00_dev *rt2x00dev, + struct ieee80211_conf *conf, + struct rf_channel *rf, + struct channel_info *info) +{ + u8 rfcsr; + u16 eeprom; + + rt2800_rfcsr_write(rt2x00dev, 8, rf->rf1); + rt2800_rfcsr_write(rt2x00dev, 9, rf->rf3); + rt2800_rfcsr_read(rt2x00dev, 11, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR11_R, rf->rf2); + rt2800_rfcsr_write(rt2x00dev, 11, rfcsr); + + rt2800_rfcsr_read(rt2x00dev, 49, &rfcsr); + if (info->default_power1 > RT5390_POWER_BOUND) + rt2x00_set_field8(&rfcsr, RFCSR49_TX, RT5390_POWER_BOUND); + else + rt2x00_set_field8(&rfcsr, RFCSR49_TX, info->default_power1); + rt2800_rfcsr_write(rt2x00dev, 49, rfcsr); + + rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR1_RF_BLOCK_EN, 1); + rt2x00_set_field8(&rfcsr, RFCSR1_PLL_PD, 1); + rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 1); + rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 1); + rt2800_rfcsr_write(rt2x00dev, 1, rfcsr); + + rt2800_rfcsr_read(rt2x00dev, 17, &rfcsr); + if (rt2x00dev->freq_offset > RT5390_FREQ_OFFSET_BOUND) + rt2x00_set_field8(&rfcsr, RFCSR17_CODE, + RT5390_FREQ_OFFSET_BOUND); + else + rt2x00_set_field8(&rfcsr, RFCSR17_CODE, rt2x00dev->freq_offset); + rt2800_rfcsr_write(rt2x00dev, 17, rfcsr); + + rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &eeprom); + if (rf->channel <= 14) { + int idx = rf->channel-1; + + if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_BT_COEXIST)) { + if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) { + /* r55/r59 value array of channel 1~14 */ + static const char r55_bt_rev[] = {0x83, 0x83, + 0x83, 0x73, 0x73, 0x63, 0x53, 0x53, + 0x53, 0x43, 0x43, 0x43, 0x43, 0x43}; + static const char r59_bt_rev[] = {0x0e, 0x0e, + 0x0e, 0x0e, 0x0e, 0x0b, 0x0a, 0x09, + 0x07, 0x07, 0x07, 0x07, 0x07, 0x07}; + + rt2800_rfcsr_write(rt2x00dev, 55, + r55_bt_rev[idx]); + rt2800_rfcsr_write(rt2x00dev, 59, + r59_bt_rev[idx]); + } else { + static const char r59_bt[] = {0x8b, 0x8b, 0x8b, + 0x8b, 0x8b, 0x8b, 0x8b, 0x8a, 0x89, + 0x88, 0x88, 0x86, 0x85, 0x84}; + + rt2800_rfcsr_write(rt2x00dev, 59, r59_bt[idx]); + } + } else { + if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) { + static const char r55_nonbt_rev[] = {0x23, 0x23, + 0x23, 0x23, 0x13, 0x13, 0x03, 0x03, + 0x03, 0x03, 0x03, 0x03, 0x03, 0x03}; + static const char r59_nonbt_rev[] = {0x07, 0x07, + 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, + 0x07, 0x07, 0x06, 0x05, 0x04, 0x04}; + + rt2800_rfcsr_write(rt2x00dev, 55, + r55_nonbt_rev[idx]); + rt2800_rfcsr_write(rt2x00dev, 59, + r59_nonbt_rev[idx]); + } else if (rt2x00_rt(rt2x00dev, RT5390)) { + static const char r59_non_bt[] = {0x8f, 0x8f, + 0x8f, 0x8f, 0x8f, 0x8f, 0x8f, 0x8d, + 0x8a, 0x88, 0x88, 0x87, 0x87, 0x86}; + + rt2800_rfcsr_write(rt2x00dev, 59, + r59_non_bt[idx]); + } + } + } + + rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR30_TX_H20M, 0); + rt2x00_set_field8(&rfcsr, RFCSR30_RX_H20M, 0); + rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); + + rt2800_rfcsr_read(rt2x00dev, 3, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 1); + rt2800_rfcsr_write(rt2x00dev, 3, rfcsr); +} + static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev, struct ieee80211_conf *conf, struct rf_channel *rf, @@ -1550,6 +1721,8 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev, rt2x00_rf(rt2x00dev, RF3052) || rt2x00_rf(rt2x00dev, RF3320)) rt2800_config_channel_rf3xxx(rt2x00dev, conf, rf, info); + else if (rt2x00_rf(rt2x00dev, RF5390)) + rt2800_config_channel_rf53xx(rt2x00dev, conf, rf, info); else rt2800_config_channel_rf2xxx(rt2x00dev, conf, rf, info); @@ -1562,12 +1735,15 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev, rt2800_bbp_write(rt2x00dev, 86, 0); if (rf->channel <= 14) { - if (test_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags)) { - rt2800_bbp_write(rt2x00dev, 82, 0x62); - rt2800_bbp_write(rt2x00dev, 75, 0x46); - } else { - rt2800_bbp_write(rt2x00dev, 82, 0x84); - rt2800_bbp_write(rt2x00dev, 75, 0x50); + if (!rt2x00_rt(rt2x00dev, RT5390)) { + if (test_bit(CONFIG_EXTERNAL_LNA_BG, + &rt2x00dev->flags)) { + rt2800_bbp_write(rt2x00dev, 82, 0x62); + rt2800_bbp_write(rt2x00dev, 75, 0x46); + } else { + rt2800_bbp_write(rt2x00dev, 82, 0x84); + rt2800_bbp_write(rt2x00dev, 75, 0x50); + } } } else { rt2800_bbp_write(rt2x00dev, 82, 0xf2); @@ -1587,13 +1763,13 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev, tx_pin = 0; /* Turn on unused PA or LNA when not using 1T or 1R */ - if (rt2x00dev->default_ant.tx != 1) { + if (rt2x00dev->default_ant.tx_chain_num == 2) { rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_A1_EN, 1); rt2x00_set_field32(&tx_pin, TX_PIN_CFG_PA_PE_G1_EN, 1); } /* Turn on unused PA or LNA when not using 1T or 1R */ - if (rt2x00dev->default_ant.rx != 1) { + if (rt2x00dev->default_ant.rx_chain_num == 2) { rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_A1_EN, 1); rt2x00_set_field32(&tx_pin, TX_PIN_CFG_LNA_PE_G1_EN, 1); } @@ -1637,30 +1813,116 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev, rt2800_register_read(rt2x00dev, CH_BUSY_STA_SEC, ®); } +static int rt2800_get_txpower_bw_comp(struct rt2x00_dev *rt2x00dev, + enum ieee80211_band band) +{ + u16 eeprom; + u8 comp_en; + u8 comp_type; + int comp_value; + + rt2x00_eeprom_read(rt2x00dev, EEPROM_TXPOWER_DELTA, &eeprom); + + if (eeprom == 0xffff) + return 0; + + if (band == IEEE80211_BAND_2GHZ) { + comp_en = rt2x00_get_field16(eeprom, + EEPROM_TXPOWER_DELTA_ENABLE_2G); + if (comp_en) { + comp_type = rt2x00_get_field16(eeprom, + EEPROM_TXPOWER_DELTA_TYPE_2G); + comp_value = rt2x00_get_field16(eeprom, + EEPROM_TXPOWER_DELTA_VALUE_2G); + if (!comp_type) + comp_value = -comp_value; + } + } else { + comp_en = rt2x00_get_field16(eeprom, + EEPROM_TXPOWER_DELTA_ENABLE_5G); + if (comp_en) { + comp_type = rt2x00_get_field16(eeprom, + EEPROM_TXPOWER_DELTA_TYPE_5G); + comp_value = rt2x00_get_field16(eeprom, + EEPROM_TXPOWER_DELTA_VALUE_5G); + if (!comp_type) + comp_value = -comp_value; + } + } + + return comp_value; +} + +static u8 rt2800_compesate_txpower(struct rt2x00_dev *rt2x00dev, + int is_rate_b, + enum ieee80211_band band, + int power_level, + u8 txpower) +{ + u32 reg; + u16 eeprom; + u8 criterion; + u8 eirp_txpower; + u8 eirp_txpower_criterion; + u8 reg_limit; + int bw_comp = 0; + + if (!((band == IEEE80211_BAND_5GHZ) && is_rate_b)) + return txpower; + + if (test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags)) + bw_comp = rt2800_get_txpower_bw_comp(rt2x00dev, band); + + if (test_bit(CONFIG_SUPPORT_POWER_LIMIT, &rt2x00dev->flags)) { + /* + * Check if eirp txpower exceed txpower_limit. + * We use OFDM 6M as criterion and its eirp txpower + * is stored at EEPROM_EIRP_MAX_TX_POWER. + * .11b data rate need add additional 4dbm + * when calculating eirp txpower. + */ + rt2800_register_read(rt2x00dev, TX_PWR_CFG_0, ®); + criterion = rt2x00_get_field32(reg, TX_PWR_CFG_0_6MBS); + + rt2x00_eeprom_read(rt2x00dev, + EEPROM_EIRP_MAX_TX_POWER, &eeprom); + + if (band == IEEE80211_BAND_2GHZ) + eirp_txpower_criterion = rt2x00_get_field16(eeprom, + EEPROM_EIRP_MAX_TX_POWER_2GHZ); + else + eirp_txpower_criterion = rt2x00_get_field16(eeprom, + EEPROM_EIRP_MAX_TX_POWER_5GHZ); + + eirp_txpower = eirp_txpower_criterion + (txpower - criterion) + + (is_rate_b ? 4 : 0) + bw_comp; + + reg_limit = (eirp_txpower > power_level) ? + (eirp_txpower - power_level) : 0; + } else + reg_limit = 0; + + return txpower + bw_comp - reg_limit; +} + static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev, - const int max_txpower) + struct ieee80211_conf *conf) { u8 txpower; - u8 max_value = (u8)max_txpower; u16 eeprom; - int i; + int i, is_rate_b; u32 reg; u8 r1; u32 offset; + enum ieee80211_band band = conf->channel->band; + int power_level = conf->power_level; /* - * set to normal tx power mode: +/- 0dBm + * set to normal bbp tx power control mode: +/- 0dBm */ rt2800_bbp_read(rt2x00dev, 1, &r1); - rt2x00_set_field8(&r1, BBP1_TX_POWER, 0); + rt2x00_set_field8(&r1, BBP1_TX_POWER_CTRL, 0); rt2800_bbp_write(rt2x00dev, 1, r1); - - /* - * The eeprom contains the tx power values for each rate. These - * values map to 100% tx power. Each 16bit word contains four tx - * power values and the order is the same as used in the TX_PWR_CFG - * registers. - */ offset = TX_PWR_CFG_0; for (i = 0; i < EEPROM_TXPOWER_BYRATE_SIZE; i += 2) { @@ -1674,73 +1936,99 @@ static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev, rt2x00_eeprom_read(rt2x00dev, EEPROM_TXPOWER_BYRATE + i, &eeprom); - /* TX_PWR_CFG_0: 1MBS, TX_PWR_CFG_1: 24MBS, + is_rate_b = i ? 0 : 1; + /* + * TX_PWR_CFG_0: 1MBS, TX_PWR_CFG_1: 24MBS, * TX_PWR_CFG_2: MCS4, TX_PWR_CFG_3: MCS12, - * TX_PWR_CFG_4: unknown */ + * TX_PWR_CFG_4: unknown + */ txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0); - rt2x00_set_field32(®, TX_PWR_CFG_RATE0, - min(txpower, max_value)); + txpower = rt2800_compesate_txpower(rt2x00dev, is_rate_b, band, + power_level, txpower); + rt2x00_set_field32(®, TX_PWR_CFG_RATE0, txpower); - /* TX_PWR_CFG_0: 2MBS, TX_PWR_CFG_1: 36MBS, + /* + * TX_PWR_CFG_0: 2MBS, TX_PWR_CFG_1: 36MBS, * TX_PWR_CFG_2: MCS5, TX_PWR_CFG_3: MCS13, - * TX_PWR_CFG_4: unknown */ + * TX_PWR_CFG_4: unknown + */ txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE1); - rt2x00_set_field32(®, TX_PWR_CFG_RATE1, - min(txpower, max_value)); + txpower = rt2800_compesate_txpower(rt2x00dev, is_rate_b, band, + power_level, txpower); + rt2x00_set_field32(®, TX_PWR_CFG_RATE1, txpower); - /* TX_PWR_CFG_0: 55MBS, TX_PWR_CFG_1: 48MBS, + /* + * TX_PWR_CFG_0: 5.5MBS, TX_PWR_CFG_1: 48MBS, * TX_PWR_CFG_2: MCS6, TX_PWR_CFG_3: MCS14, - * TX_PWR_CFG_4: unknown */ + * TX_PWR_CFG_4: unknown + */ txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE2); - rt2x00_set_field32(®, TX_PWR_CFG_RATE2, - min(txpower, max_value)); + txpower = rt2800_compesate_txpower(rt2x00dev, is_rate_b, band, + power_level, txpower); + rt2x00_set_field32(®, TX_PWR_CFG_RATE2, txpower); - /* TX_PWR_CFG_0: 11MBS, TX_PWR_CFG_1: 54MBS, + /* + * TX_PWR_CFG_0: 11MBS, TX_PWR_CFG_1: 54MBS, * TX_PWR_CFG_2: MCS7, TX_PWR_CFG_3: MCS15, - * TX_PWR_CFG_4: unknown */ + * TX_PWR_CFG_4: unknown + */ txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE3); - rt2x00_set_field32(®, TX_PWR_CFG_RATE3, - min(txpower, max_value)); + txpower = rt2800_compesate_txpower(rt2x00dev, is_rate_b, band, + power_level, txpower); + rt2x00_set_field32(®, TX_PWR_CFG_RATE3, txpower); /* read the next four txpower values */ rt2x00_eeprom_read(rt2x00dev, EEPROM_TXPOWER_BYRATE + i + 1, &eeprom); - /* TX_PWR_CFG_0: 6MBS, TX_PWR_CFG_1: MCS0, + is_rate_b = 0; + /* + * TX_PWR_CFG_0: 6MBS, TX_PWR_CFG_1: MCS0, * TX_PWR_CFG_2: MCS8, TX_PWR_CFG_3: unknown, - * TX_PWR_CFG_4: unknown */ + * TX_PWR_CFG_4: unknown + */ txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE0); - rt2x00_set_field32(®, TX_PWR_CFG_RATE4, - min(txpower, max_value)); + txpower = rt2800_compesate_txpower(rt2x00dev, is_rate_b, band, + power_level, txpower); + rt2x00_set_field32(®, TX_PWR_CFG_RATE4, txpower); - /* TX_PWR_CFG_0: 9MBS, TX_PWR_CFG_1: MCS1, + /* + * TX_PWR_CFG_0: 9MBS, TX_PWR_CFG_1: MCS1, * TX_PWR_CFG_2: MCS9, TX_PWR_CFG_3: unknown, - * TX_PWR_CFG_4: unknown */ + * TX_PWR_CFG_4: unknown + */ txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE1); - rt2x00_set_field32(®, TX_PWR_CFG_RATE5, - min(txpower, max_value)); + txpower = rt2800_compesate_txpower(rt2x00dev, is_rate_b, band, + power_level, txpower); + rt2x00_set_field32(®, TX_PWR_CFG_RATE5, txpower); - /* TX_PWR_CFG_0: 12MBS, TX_PWR_CFG_1: MCS2, + /* + * TX_PWR_CFG_0: 12MBS, TX_PWR_CFG_1: MCS2, * TX_PWR_CFG_2: MCS10, TX_PWR_CFG_3: unknown, - * TX_PWR_CFG_4: unknown */ + * TX_PWR_CFG_4: unknown + */ txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE2); - rt2x00_set_field32(®, TX_PWR_CFG_RATE6, - min(txpower, max_value)); + txpower = rt2800_compesate_txpower(rt2x00dev, is_rate_b, band, + power_level, txpower); + rt2x00_set_field32(®, TX_PWR_CFG_RATE6, txpower); - /* TX_PWR_CFG_0: 18MBS, TX_PWR_CFG_1: MCS3, + /* + * TX_PWR_CFG_0: 18MBS, TX_PWR_CFG_1: MCS3, * TX_PWR_CFG_2: MCS11, TX_PWR_CFG_3: unknown, - * TX_PWR_CFG_4: unknown */ + * TX_PWR_CFG_4: unknown + */ txpower = rt2x00_get_field16(eeprom, EEPROM_TXPOWER_BYRATE_RATE3); - rt2x00_set_field32(®, TX_PWR_CFG_RATE7, - min(txpower, max_value)); + txpower = rt2800_compesate_txpower(rt2x00dev, is_rate_b, band, + power_level, txpower); + rt2x00_set_field32(®, TX_PWR_CFG_RATE7, txpower); rt2800_register_write(rt2x00dev, offset, reg); @@ -1799,11 +2087,13 @@ void rt2800_config(struct rt2x00_dev *rt2x00dev, /* Always recalculate LNA gain before changing configuration */ rt2800_config_lna_gain(rt2x00dev, libconf); - if (flags & IEEE80211_CONF_CHANGE_CHANNEL) + if (flags & IEEE80211_CONF_CHANGE_CHANNEL) { rt2800_config_channel(rt2x00dev, libconf->conf, &libconf->rf, &libconf->channel); + rt2800_config_txpower(rt2x00dev, libconf->conf); + } if (flags & IEEE80211_CONF_CHANGE_POWER) - rt2800_config_txpower(rt2x00dev, libconf->conf->power_level); + rt2800_config_txpower(rt2x00dev, libconf->conf); if (flags & IEEE80211_CONF_CHANGE_RETRY_LIMITS) rt2800_config_retry_limit(rt2x00dev, libconf); if (flags & IEEE80211_CONF_CHANGE_PS) @@ -1832,7 +2122,8 @@ static u8 rt2800_get_default_vgc(struct rt2x00_dev *rt2x00dev) if (rt2x00_rt(rt2x00dev, RT3070) || rt2x00_rt(rt2x00dev, RT3071) || rt2x00_rt(rt2x00dev, RT3090) || - rt2x00_rt(rt2x00dev, RT3390)) + rt2x00_rt(rt2x00dev, RT3390) || + rt2x00_rt(rt2x00dev, RT5390)) return 0x1c + (2 * rt2x00dev->lna_gain); else return 0x2e + rt2x00dev->lna_gain; @@ -1964,6 +2255,10 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev) rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000400); rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00000000); rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x0000001f); + } else if (rt2x00_rt(rt2x00dev, RT5390)) { + rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000404); + rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606); + rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000); } else { rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000000); rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606); @@ -2032,7 +2327,7 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev) rt2800_register_read(rt2x00dev, CCK_PROT_CFG, ®); rt2x00_set_field32(®, CCK_PROT_CFG_PROTECT_RATE, 3); rt2x00_set_field32(®, CCK_PROT_CFG_PROTECT_CTRL, 0); - rt2x00_set_field32(®, CCK_PROT_CFG_PROTECT_NAV, 1); + rt2x00_set_field32(®, CCK_PROT_CFG_PROTECT_NAV_SHORT, 1); rt2x00_set_field32(®, CCK_PROT_CFG_TX_OP_ALLOW_CCK, 1); rt2x00_set_field32(®, CCK_PROT_CFG_TX_OP_ALLOW_OFDM, 1); rt2x00_set_field32(®, CCK_PROT_CFG_TX_OP_ALLOW_MM20, 1); @@ -2045,7 +2340,7 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev) rt2800_register_read(rt2x00dev, OFDM_PROT_CFG, ®); rt2x00_set_field32(®, OFDM_PROT_CFG_PROTECT_RATE, 3); rt2x00_set_field32(®, OFDM_PROT_CFG_PROTECT_CTRL, 0); - rt2x00_set_field32(®, OFDM_PROT_CFG_PROTECT_NAV, 1); + rt2x00_set_field32(®, OFDM_PROT_CFG_PROTECT_NAV_SHORT, 1); rt2x00_set_field32(®, OFDM_PROT_CFG_TX_OP_ALLOW_CCK, 1); rt2x00_set_field32(®, OFDM_PROT_CFG_TX_OP_ALLOW_OFDM, 1); rt2x00_set_field32(®, OFDM_PROT_CFG_TX_OP_ALLOW_MM20, 1); @@ -2058,7 +2353,7 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev) rt2800_register_read(rt2x00dev, MM20_PROT_CFG, ®); rt2x00_set_field32(®, MM20_PROT_CFG_PROTECT_RATE, 0x4004); rt2x00_set_field32(®, MM20_PROT_CFG_PROTECT_CTRL, 0); - rt2x00_set_field32(®, MM20_PROT_CFG_PROTECT_NAV, 1); + rt2x00_set_field32(®, MM20_PROT_CFG_PROTECT_NAV_SHORT, 1); rt2x00_set_field32(®, MM20_PROT_CFG_TX_OP_ALLOW_CCK, 1); rt2x00_set_field32(®, MM20_PROT_CFG_TX_OP_ALLOW_OFDM, 1); rt2x00_set_field32(®, MM20_PROT_CFG_TX_OP_ALLOW_MM20, 1); @@ -2071,7 +2366,7 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev) rt2800_register_read(rt2x00dev, MM40_PROT_CFG, ®); rt2x00_set_field32(®, MM40_PROT_CFG_PROTECT_RATE, 0x4084); rt2x00_set_field32(®, MM40_PROT_CFG_PROTECT_CTRL, 0); - rt2x00_set_field32(®, MM40_PROT_CFG_PROTECT_NAV, 1); + rt2x00_set_field32(®, MM40_PROT_CFG_PROTECT_NAV_SHORT, 1); rt2x00_set_field32(®, MM40_PROT_CFG_TX_OP_ALLOW_CCK, 1); rt2x00_set_field32(®, MM40_PROT_CFG_TX_OP_ALLOW_OFDM, 1); rt2x00_set_field32(®, MM40_PROT_CFG_TX_OP_ALLOW_MM20, 1); @@ -2084,7 +2379,7 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev) rt2800_register_read(rt2x00dev, GF20_PROT_CFG, ®); rt2x00_set_field32(®, GF20_PROT_CFG_PROTECT_RATE, 0x4004); rt2x00_set_field32(®, GF20_PROT_CFG_PROTECT_CTRL, 0); - rt2x00_set_field32(®, GF20_PROT_CFG_PROTECT_NAV, 1); + rt2x00_set_field32(®, GF20_PROT_CFG_PROTECT_NAV_SHORT, 1); rt2x00_set_field32(®, GF20_PROT_CFG_TX_OP_ALLOW_CCK, 1); rt2x00_set_field32(®, GF20_PROT_CFG_TX_OP_ALLOW_OFDM, 1); rt2x00_set_field32(®, GF20_PROT_CFG_TX_OP_ALLOW_MM20, 1); @@ -2097,7 +2392,7 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev) rt2800_register_read(rt2x00dev, GF40_PROT_CFG, ®); rt2x00_set_field32(®, GF40_PROT_CFG_PROTECT_RATE, 0x4084); rt2x00_set_field32(®, GF40_PROT_CFG_PROTECT_CTRL, 0); - rt2x00_set_field32(®, GF40_PROT_CFG_PROTECT_NAV, 1); + rt2x00_set_field32(®, GF40_PROT_CFG_PROTECT_NAV_SHORT, 1); rt2x00_set_field32(®, GF40_PROT_CFG_TX_OP_ALLOW_CCK, 1); rt2x00_set_field32(®, GF40_PROT_CFG_TX_OP_ALLOW_OFDM, 1); rt2x00_set_field32(®, GF40_PROT_CFG_TX_OP_ALLOW_MM20, 1); @@ -2180,26 +2475,30 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev) rt2800_register_multiwrite(rt2x00dev, MAC_WCID_ENTRY(i), wcid, sizeof(wcid)); - rt2800_register_write(rt2x00dev, MAC_WCID_ATTR_ENTRY(i), 1); + rt2800_register_write(rt2x00dev, MAC_WCID_ATTR_ENTRY(i), 0); rt2800_register_write(rt2x00dev, MAC_IVEIV_ENTRY(i), 0); } /* * Clear all beacons */ - rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE0); - rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE1); - rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE2); - rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE3); - rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE4); - rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE5); - rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE6); - rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE7); + rt2800_clear_beacon_register(rt2x00dev, HW_BEACON_BASE0); + rt2800_clear_beacon_register(rt2x00dev, HW_BEACON_BASE1); + rt2800_clear_beacon_register(rt2x00dev, HW_BEACON_BASE2); + rt2800_clear_beacon_register(rt2x00dev, HW_BEACON_BASE3); + rt2800_clear_beacon_register(rt2x00dev, HW_BEACON_BASE4); + rt2800_clear_beacon_register(rt2x00dev, HW_BEACON_BASE5); + rt2800_clear_beacon_register(rt2x00dev, HW_BEACON_BASE6); + rt2800_clear_beacon_register(rt2x00dev, HW_BEACON_BASE7); if (rt2x00_is_usb(rt2x00dev)) { rt2800_register_read(rt2x00dev, US_CYC_CNT, ®); rt2x00_set_field32(®, US_CYC_CNT_CLOCK_CYCLE, 30); rt2800_register_write(rt2x00dev, US_CYC_CNT, reg); + } else if (rt2x00_is_pcie(rt2x00dev)) { + rt2800_register_read(rt2x00dev, US_CYC_CNT, ®); + rt2x00_set_field32(®, US_CYC_CNT_CLOCK_CYCLE, 125); + rt2800_register_write(rt2x00dev, US_CYC_CNT, reg); } rt2800_register_read(rt2x00dev, HT_FBK_CFG0, ®); @@ -2335,15 +2634,31 @@ static int rt2800_init_bbp(struct rt2x00_dev *rt2x00dev) rt2800_wait_bbp_ready(rt2x00dev))) return -EACCES; - if (rt2800_is_305x_soc(rt2x00dev)) + if (rt2x00_rt(rt2x00dev, RT5390)) { + rt2800_bbp_read(rt2x00dev, 4, &value); + rt2x00_set_field8(&value, BBP4_MAC_IF_CTRL, 1); + rt2800_bbp_write(rt2x00dev, 4, value); + } + + if (rt2800_is_305x_soc(rt2x00dev) || + rt2x00_rt(rt2x00dev, RT5390)) rt2800_bbp_write(rt2x00dev, 31, 0x08); rt2800_bbp_write(rt2x00dev, 65, 0x2c); rt2800_bbp_write(rt2x00dev, 66, 0x38); + if (rt2x00_rt(rt2x00dev, RT5390)) + rt2800_bbp_write(rt2x00dev, 68, 0x0b); + if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860C)) { rt2800_bbp_write(rt2x00dev, 69, 0x16); rt2800_bbp_write(rt2x00dev, 73, 0x12); + } else if (rt2x00_rt(rt2x00dev, RT5390)) { + rt2800_bbp_write(rt2x00dev, 69, 0x12); + rt2800_bbp_write(rt2x00dev, 73, 0x13); + rt2800_bbp_write(rt2x00dev, 75, 0x46); + rt2800_bbp_write(rt2x00dev, 76, 0x28); + rt2800_bbp_write(rt2x00dev, 77, 0x59); } else { rt2800_bbp_write(rt2x00dev, 69, 0x12); rt2800_bbp_write(rt2x00dev, 73, 0x10); @@ -2354,7 +2669,8 @@ static int rt2800_init_bbp(struct rt2x00_dev *rt2x00dev) if (rt2x00_rt(rt2x00dev, RT3070) || rt2x00_rt(rt2x00dev, RT3071) || rt2x00_rt(rt2x00dev, RT3090) || - rt2x00_rt(rt2x00dev, RT3390)) { + rt2x00_rt(rt2x00dev, RT3390) || + rt2x00_rt(rt2x00dev, RT5390)) { rt2800_bbp_write(rt2x00dev, 79, 0x13); rt2800_bbp_write(rt2x00dev, 80, 0x05); rt2800_bbp_write(rt2x00dev, 81, 0x33); @@ -2366,35 +2682,62 @@ static int rt2800_init_bbp(struct rt2x00_dev *rt2x00dev) } rt2800_bbp_write(rt2x00dev, 82, 0x62); - rt2800_bbp_write(rt2x00dev, 83, 0x6a); + if (rt2x00_rt(rt2x00dev, RT5390)) + rt2800_bbp_write(rt2x00dev, 83, 0x7a); + else + rt2800_bbp_write(rt2x00dev, 83, 0x6a); if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860D)) rt2800_bbp_write(rt2x00dev, 84, 0x19); + else if (rt2x00_rt(rt2x00dev, RT5390)) + rt2800_bbp_write(rt2x00dev, 84, 0x9a); else rt2800_bbp_write(rt2x00dev, 84, 0x99); - rt2800_bbp_write(rt2x00dev, 86, 0x00); + if (rt2x00_rt(rt2x00dev, RT5390)) + rt2800_bbp_write(rt2x00dev, 86, 0x38); + else + rt2800_bbp_write(rt2x00dev, 86, 0x00); + rt2800_bbp_write(rt2x00dev, 91, 0x04); - rt2800_bbp_write(rt2x00dev, 92, 0x00); + + if (rt2x00_rt(rt2x00dev, RT5390)) + rt2800_bbp_write(rt2x00dev, 92, 0x02); + else + rt2800_bbp_write(rt2x00dev, 92, 0x00); if (rt2x00_rt_rev_gte(rt2x00dev, RT3070, REV_RT3070F) || rt2x00_rt_rev_gte(rt2x00dev, RT3071, REV_RT3071E) || rt2x00_rt_rev_gte(rt2x00dev, RT3090, REV_RT3090E) || rt2x00_rt_rev_gte(rt2x00dev, RT3390, REV_RT3390E) || + rt2x00_rt(rt2x00dev, RT5390) || rt2800_is_305x_soc(rt2x00dev)) rt2800_bbp_write(rt2x00dev, 103, 0xc0); else rt2800_bbp_write(rt2x00dev, 103, 0x00); + if (rt2x00_rt(rt2x00dev, RT5390)) + rt2800_bbp_write(rt2x00dev, 104, 0x92); + if (rt2800_is_305x_soc(rt2x00dev)) rt2800_bbp_write(rt2x00dev, 105, 0x01); + else if (rt2x00_rt(rt2x00dev, RT5390)) + rt2800_bbp_write(rt2x00dev, 105, 0x3c); else rt2800_bbp_write(rt2x00dev, 105, 0x05); - rt2800_bbp_write(rt2x00dev, 106, 0x35); + + if (rt2x00_rt(rt2x00dev, RT5390)) + rt2800_bbp_write(rt2x00dev, 106, 0x03); + else + rt2800_bbp_write(rt2x00dev, 106, 0x35); + + if (rt2x00_rt(rt2x00dev, RT5390)) + rt2800_bbp_write(rt2x00dev, 128, 0x12); if (rt2x00_rt(rt2x00dev, RT3071) || rt2x00_rt(rt2x00dev, RT3090) || - rt2x00_rt(rt2x00dev, RT3390)) { + rt2x00_rt(rt2x00dev, RT3390) || + rt2x00_rt(rt2x00dev, RT5390)) { rt2800_bbp_read(rt2x00dev, 138, &value); rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &eeprom); @@ -2406,6 +2749,42 @@ static int rt2800_init_bbp(struct rt2x00_dev *rt2x00dev) rt2800_bbp_write(rt2x00dev, 138, value); } + if (rt2x00_rt(rt2x00dev, RT5390)) { + int ant, div_mode; + + rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &eeprom); + div_mode = rt2x00_get_field16(eeprom, + EEPROM_NIC_CONF1_ANT_DIVERSITY); + ant = (div_mode == 3) ? 1 : 0; + + /* check if this is a Bluetooth combo card */ + rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &eeprom); + if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_BT_COEXIST)) { + u32 reg; + + rt2800_register_read(rt2x00dev, GPIO_CTRL_CFG, ®); + rt2x00_set_field32(®, GPIO_CTRL_CFG_GPIOD_BIT3, 0); + rt2x00_set_field32(®, GPIO_CTRL_CFG_GPIOD_BIT6, 0); + rt2x00_set_field32(®, GPIO_CTRL_CFG_BIT3, 0); + rt2x00_set_field32(®, GPIO_CTRL_CFG_BIT6, 0); + if (ant == 0) + rt2x00_set_field32(®, GPIO_CTRL_CFG_BIT3, 1); + else if (ant == 1) + rt2x00_set_field32(®, GPIO_CTRL_CFG_BIT6, 1); + rt2800_register_write(rt2x00dev, GPIO_CTRL_CFG, reg); + } + + rt2800_bbp_read(rt2x00dev, 152, &value); + if (ant == 0) + rt2x00_set_field8(&value, BBP152_RX_DEFAULT_ANT, 1); + else + rt2x00_set_field8(&value, BBP152_RX_DEFAULT_ANT, 0); + rt2800_bbp_write(rt2x00dev, 152, value); + + /* Init frequency calibration */ + rt2800_bbp_write(rt2x00dev, 142, 1); + rt2800_bbp_write(rt2x00dev, 143, 57); + } for (i = 0; i < EEPROM_BBP_SIZE; i++) { rt2x00_eeprom_read(rt2x00dev, EEPROM_BBP_START + i, &eeprom); @@ -2436,6 +2815,10 @@ static u8 rt2800_init_rx_filter(struct rt2x00_dev *rt2x00dev, rt2x00_set_field8(&bbp, BBP4_BANDWIDTH, 2 * bw40); rt2800_bbp_write(rt2x00dev, 4, bbp); + rt2800_rfcsr_read(rt2x00dev, 31, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR31_RX_H20M, bw40); + rt2800_rfcsr_write(rt2x00dev, 31, rfcsr); + rt2800_rfcsr_read(rt2x00dev, 22, &rfcsr); rt2x00_set_field8(&rfcsr, RFCSR22_BASEBAND_LOOPBACK, 1); rt2800_rfcsr_write(rt2x00dev, 22, rfcsr); @@ -2491,18 +2874,28 @@ static int rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev) !rt2x00_rt(rt2x00dev, RT3071) && !rt2x00_rt(rt2x00dev, RT3090) && !rt2x00_rt(rt2x00dev, RT3390) && + !rt2x00_rt(rt2x00dev, RT5390) && !rt2800_is_305x_soc(rt2x00dev)) return 0; /* * Init RF calibration. */ - rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr); - rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 1); - rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); - msleep(1); - rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 0); - rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); + if (rt2x00_rt(rt2x00dev, RT5390)) { + rt2800_rfcsr_read(rt2x00dev, 2, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR2_RESCAL_EN, 1); + rt2800_rfcsr_write(rt2x00dev, 2, rfcsr); + msleep(1); + rt2x00_set_field8(&rfcsr, RFCSR2_RESCAL_EN, 0); + rt2800_rfcsr_write(rt2x00dev, 2, rfcsr); + } else { + rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 1); + rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); + msleep(1); + rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 0); + rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); + } if (rt2x00_rt(rt2x00dev, RT3070) || rt2x00_rt(rt2x00dev, RT3071) || @@ -2510,7 +2903,7 @@ static int rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev) rt2800_rfcsr_write(rt2x00dev, 4, 0x40); rt2800_rfcsr_write(rt2x00dev, 5, 0x03); rt2800_rfcsr_write(rt2x00dev, 6, 0x02); - rt2800_rfcsr_write(rt2x00dev, 7, 0x70); + rt2800_rfcsr_write(rt2x00dev, 7, 0x60); rt2800_rfcsr_write(rt2x00dev, 9, 0x0f); rt2800_rfcsr_write(rt2x00dev, 10, 0x41); rt2800_rfcsr_write(rt2x00dev, 11, 0x21); @@ -2593,6 +2986,87 @@ static int rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev) rt2800_rfcsr_write(rt2x00dev, 30, 0x00); rt2800_rfcsr_write(rt2x00dev, 31, 0x00); return 0; + } else if (rt2x00_rt(rt2x00dev, RT5390)) { + rt2800_rfcsr_write(rt2x00dev, 1, 0x0f); + rt2800_rfcsr_write(rt2x00dev, 2, 0x80); + rt2800_rfcsr_write(rt2x00dev, 3, 0x88); + rt2800_rfcsr_write(rt2x00dev, 5, 0x10); + if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) + rt2800_rfcsr_write(rt2x00dev, 6, 0xe0); + else + rt2800_rfcsr_write(rt2x00dev, 6, 0xa0); + rt2800_rfcsr_write(rt2x00dev, 7, 0x00); + rt2800_rfcsr_write(rt2x00dev, 10, 0x53); + rt2800_rfcsr_write(rt2x00dev, 11, 0x4a); + rt2800_rfcsr_write(rt2x00dev, 12, 0xc6); + rt2800_rfcsr_write(rt2x00dev, 13, 0x9f); + rt2800_rfcsr_write(rt2x00dev, 14, 0x00); + rt2800_rfcsr_write(rt2x00dev, 15, 0x00); + rt2800_rfcsr_write(rt2x00dev, 16, 0x00); + rt2800_rfcsr_write(rt2x00dev, 18, 0x03); + rt2800_rfcsr_write(rt2x00dev, 19, 0x00); + + rt2800_rfcsr_write(rt2x00dev, 20, 0x00); + rt2800_rfcsr_write(rt2x00dev, 21, 0x00); + rt2800_rfcsr_write(rt2x00dev, 22, 0x20); + rt2800_rfcsr_write(rt2x00dev, 23, 0x00); + rt2800_rfcsr_write(rt2x00dev, 24, 0x00); + if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) + rt2800_rfcsr_write(rt2x00dev, 25, 0x80); + else + rt2800_rfcsr_write(rt2x00dev, 25, 0xc0); + rt2800_rfcsr_write(rt2x00dev, 26, 0x00); + rt2800_rfcsr_write(rt2x00dev, 27, 0x09); + rt2800_rfcsr_write(rt2x00dev, 28, 0x00); + rt2800_rfcsr_write(rt2x00dev, 29, 0x10); + + rt2800_rfcsr_write(rt2x00dev, 30, 0x00); + rt2800_rfcsr_write(rt2x00dev, 31, 0x80); + rt2800_rfcsr_write(rt2x00dev, 32, 0x80); + rt2800_rfcsr_write(rt2x00dev, 33, 0x00); + rt2800_rfcsr_write(rt2x00dev, 34, 0x07); + rt2800_rfcsr_write(rt2x00dev, 35, 0x12); + rt2800_rfcsr_write(rt2x00dev, 36, 0x00); + rt2800_rfcsr_write(rt2x00dev, 37, 0x08); + rt2800_rfcsr_write(rt2x00dev, 38, 0x85); + rt2800_rfcsr_write(rt2x00dev, 39, 0x1b); + + if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) + rt2800_rfcsr_write(rt2x00dev, 40, 0x0b); + else + rt2800_rfcsr_write(rt2x00dev, 40, 0x4b); + rt2800_rfcsr_write(rt2x00dev, 41, 0xbb); + rt2800_rfcsr_write(rt2x00dev, 42, 0xd2); + rt2800_rfcsr_write(rt2x00dev, 43, 0x9a); + rt2800_rfcsr_write(rt2x00dev, 44, 0x0e); + rt2800_rfcsr_write(rt2x00dev, 45, 0xa2); + if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) + rt2800_rfcsr_write(rt2x00dev, 46, 0x73); + else + rt2800_rfcsr_write(rt2x00dev, 46, 0x7b); + rt2800_rfcsr_write(rt2x00dev, 47, 0x00); + rt2800_rfcsr_write(rt2x00dev, 48, 0x10); + rt2800_rfcsr_write(rt2x00dev, 49, 0x94); + + rt2800_rfcsr_write(rt2x00dev, 52, 0x38); + if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) + rt2800_rfcsr_write(rt2x00dev, 53, 0x00); + else + rt2800_rfcsr_write(rt2x00dev, 53, 0x84); + rt2800_rfcsr_write(rt2x00dev, 54, 0x78); + rt2800_rfcsr_write(rt2x00dev, 55, 0x44); + rt2800_rfcsr_write(rt2x00dev, 56, 0x22); + rt2800_rfcsr_write(rt2x00dev, 57, 0x80); + rt2800_rfcsr_write(rt2x00dev, 58, 0x7f); + rt2800_rfcsr_write(rt2x00dev, 59, 0x63); + + rt2800_rfcsr_write(rt2x00dev, 60, 0x45); + if (rt2x00_rt_rev_gte(rt2x00dev, RT5390, REV_RT5390F)) + rt2800_rfcsr_write(rt2x00dev, 61, 0xd1); + else + rt2800_rfcsr_write(rt2x00dev, 61, 0xdd); + rt2800_rfcsr_write(rt2x00dev, 62, 0x00); + rt2800_rfcsr_write(rt2x00dev, 63, 0x00); } if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F)) { @@ -2602,12 +3076,12 @@ static int rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev) rt2800_register_write(rt2x00dev, LDO_CFG0, reg); } else if (rt2x00_rt(rt2x00dev, RT3071) || rt2x00_rt(rt2x00dev, RT3090)) { + rt2800_rfcsr_write(rt2x00dev, 31, 0x14); + rt2800_rfcsr_read(rt2x00dev, 6, &rfcsr); rt2x00_set_field8(&rfcsr, RFCSR6_R2, 1); rt2800_rfcsr_write(rt2x00dev, 6, rfcsr); - rt2800_rfcsr_write(rt2x00dev, 31, 0x14); - rt2800_register_read(rt2x00dev, LDO_CFG0, ®); rt2x00_set_field32(®, LDO_CFG0_BGSEL, 1); if (rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) || @@ -2619,6 +3093,10 @@ static int rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev) rt2x00_set_field32(®, LDO_CFG0_LDO_CORE_VLEVEL, 0); } rt2800_register_write(rt2x00dev, LDO_CFG0, reg); + + rt2800_register_read(rt2x00dev, GPIO_SWITCH, ®); + rt2x00_set_field32(®, GPIO_SWITCH_5, 0); + rt2800_register_write(rt2x00dev, GPIO_SWITCH, reg); } else if (rt2x00_rt(rt2x00dev, RT3390)) { rt2800_register_read(rt2x00dev, GPIO_SWITCH, ®); rt2x00_set_field32(®, GPIO_SWITCH_5, 0); @@ -2642,21 +3120,23 @@ static int rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev) rt2800_init_rx_filter(rt2x00dev, true, 0x27, 0x15); } - /* - * Set back to initial state - */ - rt2800_bbp_write(rt2x00dev, 24, 0); + if (!rt2x00_rt(rt2x00dev, RT5390)) { + /* + * Set back to initial state + */ + rt2800_bbp_write(rt2x00dev, 24, 0); - rt2800_rfcsr_read(rt2x00dev, 22, &rfcsr); - rt2x00_set_field8(&rfcsr, RFCSR22_BASEBAND_LOOPBACK, 0); - rt2800_rfcsr_write(rt2x00dev, 22, rfcsr); + rt2800_rfcsr_read(rt2x00dev, 22, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR22_BASEBAND_LOOPBACK, 0); + rt2800_rfcsr_write(rt2x00dev, 22, rfcsr); - /* - * set BBP back to BW20 - */ - rt2800_bbp_read(rt2x00dev, 4, &bbp); - rt2x00_set_field8(&bbp, BBP4_BANDWIDTH, 0); - rt2800_bbp_write(rt2x00dev, 4, bbp); + /* + * Set BBP back to BW20 + */ + rt2800_bbp_read(rt2x00dev, 4, &bbp); + rt2x00_set_field8(&bbp, BBP4_BANDWIDTH, 0); + rt2800_bbp_write(rt2x00dev, 4, bbp); + } if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F) || rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) || @@ -2668,24 +3148,29 @@ static int rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev) rt2x00_set_field32(®, OPT_14_CSR_BIT0, 1); rt2800_register_write(rt2x00dev, OPT_14_CSR, reg); - rt2800_rfcsr_read(rt2x00dev, 17, &rfcsr); - rt2x00_set_field8(&rfcsr, RFCSR17_TX_LO1_EN, 0); - if (rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) || - rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E) || - rt2x00_rt_rev_lt(rt2x00dev, RT3390, REV_RT3390E)) { - if (test_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags)) - rt2x00_set_field8(&rfcsr, RFCSR17_R, 1); - } - rt2x00_eeprom_read(rt2x00dev, EEPROM_TXMIXER_GAIN_BG, &eeprom); - if (rt2x00_get_field16(eeprom, EEPROM_TXMIXER_GAIN_BG_VAL) >= 1) - rt2x00_set_field8(&rfcsr, RFCSR17_TXMIXER_GAIN, - rt2x00_get_field16(eeprom, - EEPROM_TXMIXER_GAIN_BG_VAL)); - rt2800_rfcsr_write(rt2x00dev, 17, rfcsr); + if (!rt2x00_rt(rt2x00dev, RT5390)) { + rt2800_rfcsr_read(rt2x00dev, 17, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR17_TX_LO1_EN, 0); + if (rt2x00_rt(rt2x00dev, RT3070) || + rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) || + rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E) || + rt2x00_rt_rev_lt(rt2x00dev, RT3390, REV_RT3390E)) { + if (!test_bit(CONFIG_EXTERNAL_LNA_BG, + &rt2x00dev->flags)) + rt2x00_set_field8(&rfcsr, RFCSR17_R, 1); + } + rt2x00_eeprom_read(rt2x00dev, EEPROM_TXMIXER_GAIN_BG, &eeprom); + if (rt2x00_get_field16(eeprom, EEPROM_TXMIXER_GAIN_BG_VAL) >= 1) + rt2x00_set_field8(&rfcsr, RFCSR17_TXMIXER_GAIN, + rt2x00_get_field16(eeprom, + EEPROM_TXMIXER_GAIN_BG_VAL)); + rt2800_rfcsr_write(rt2x00dev, 17, rfcsr); + } if (rt2x00_rt(rt2x00dev, RT3090)) { rt2800_bbp_read(rt2x00dev, 138, &bbp); + /* Turn off unused DAC1 and ADC1 to reduce power consumption */ rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &eeprom); if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH) == 1) rt2x00_set_field8(&bbp, BBP138_RX_ADC1, 0); @@ -2719,10 +3204,9 @@ static int rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev) rt2800_rfcsr_write(rt2x00dev, 21, rfcsr); } - if (rt2x00_rt(rt2x00dev, RT3070) || rt2x00_rt(rt2x00dev, RT3071)) { + if (rt2x00_rt(rt2x00dev, RT3070)) { rt2800_rfcsr_read(rt2x00dev, 27, &rfcsr); - if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F) || - rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E)) + if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F)) rt2x00_set_field8(&rfcsr, RFCSR27_R1, 3); else rt2x00_set_field8(&rfcsr, RFCSR27_R1, 0); @@ -2732,6 +3216,20 @@ static int rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev) rt2800_rfcsr_write(rt2x00dev, 27, rfcsr); } + if (rt2x00_rt(rt2x00dev, RT5390)) { + rt2800_rfcsr_read(rt2x00dev, 38, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR38_RX_LO1_EN, 0); + rt2800_rfcsr_write(rt2x00dev, 38, rfcsr); + + rt2800_rfcsr_read(rt2x00dev, 39, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR39_RX_LO2_EN, 0); + rt2800_rfcsr_write(rt2x00dev, 39, rfcsr); + + rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR30_RX_VCM, 2); + rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); + } + return 0; } @@ -2810,10 +3308,7 @@ void rt2800_disable_radio(struct rt2x00_dev *rt2x00dev) rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, ®); rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_TX_DMA, 0); - rt2x00_set_field32(®, WPDMA_GLO_CFG_TX_DMA_BUSY, 0); rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_RX_DMA, 0); - rt2x00_set_field32(®, WPDMA_GLO_CFG_RX_DMA_BUSY, 0); - rt2x00_set_field32(®, WPDMA_GLO_CFG_TX_WRITEBACK_DONE, 1); rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg); /* Wait for DMA, ignore error */ @@ -2823,9 +3318,6 @@ void rt2800_disable_radio(struct rt2x00_dev *rt2x00dev) rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_TX, 0); rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, 0); rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); - - rt2800_register_write(rt2x00dev, PWR_PIN_CFG, 0); - rt2800_register_write(rt2x00dev, TX_PIN_CFG, 0); } EXPORT_SYMBOL_GPL(rt2800_disable_radio); @@ -2986,13 +3478,6 @@ int rt2800_validate_eeprom(struct rt2x00_dev *rt2x00dev) default_lna_gain); rt2x00_eeprom_write(rt2x00dev, EEPROM_RSSI_A2, word); - rt2x00_eeprom_read(rt2x00dev, EEPROM_MAX_TX_POWER, &word); - if (rt2x00_get_field16(word, EEPROM_MAX_TX_POWER_24GHZ) == 0xff) - rt2x00_set_field16(&word, EEPROM_MAX_TX_POWER_24GHZ, MAX_G_TXPOWER); - if (rt2x00_get_field16(word, EEPROM_MAX_TX_POWER_5GHZ) == 0xff) - rt2x00_set_field16(&word, EEPROM_MAX_TX_POWER_5GHZ, MAX_A_TXPOWER); - rt2x00_eeprom_write(rt2x00dev, EEPROM_MAX_TX_POWER, word); - return 0; } EXPORT_SYMBOL_GPL(rt2800_validate_eeprom); @@ -3009,10 +3494,15 @@ int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev) rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF0, &eeprom); /* - * Identify RF chipset. + * Identify RF chipset by EEPROM value + * RT28xx/RT30xx: defined in "EEPROM_NIC_CONF0_RF_TYPE" field + * RT53xx: defined in "EEPROM_CHIP_ID" field */ - value = rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RF_TYPE); rt2800_register_read(rt2x00dev, MAC_CSR0, ®); + if (rt2x00_get_field32(reg, MAC_CSR0_CHIPSET) == RT5390) + rt2x00_eeprom_read(rt2x00dev, EEPROM_CHIP_ID, &value); + else + value = rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RF_TYPE); rt2x00_set_chip(rt2x00dev, rt2x00_get_field32(reg, MAC_CSR0_CHIPSET), value, rt2x00_get_field32(reg, MAC_CSR0_REVISION)); @@ -3024,7 +3514,8 @@ int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev) !rt2x00_rt(rt2x00dev, RT3071) && !rt2x00_rt(rt2x00dev, RT3090) && !rt2x00_rt(rt2x00dev, RT3390) && - !rt2x00_rt(rt2x00dev, RT3572)) { + !rt2x00_rt(rt2x00dev, RT3572) && + !rt2x00_rt(rt2x00dev, RT5390)) { ERROR(rt2x00dev, "Invalid RT chipset detected.\n"); return -ENODEV; } @@ -3038,7 +3529,8 @@ int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev) !rt2x00_rf(rt2x00dev, RF3021) && !rt2x00_rf(rt2x00dev, RF3022) && !rt2x00_rf(rt2x00dev, RF3052) && - !rt2x00_rf(rt2x00dev, RF3320)) { + !rt2x00_rf(rt2x00dev, RF3320) && + !rt2x00_rf(rt2x00dev, RF5390)) { ERROR(rt2x00dev, "Invalid RF chipset detected.\n"); return -ENODEV; } @@ -3046,11 +3538,35 @@ int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev) /* * Identify default antenna configuration. */ - rt2x00dev->default_ant.tx = + rt2x00dev->default_ant.tx_chain_num = rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH); - rt2x00dev->default_ant.rx = + rt2x00dev->default_ant.rx_chain_num = rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH); + rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &eeprom); + + if (rt2x00_rt(rt2x00dev, RT3070) || + rt2x00_rt(rt2x00dev, RT3090) || + rt2x00_rt(rt2x00dev, RT3390)) { + value = rt2x00_get_field16(eeprom, + EEPROM_NIC_CONF1_ANT_DIVERSITY); + switch (value) { + case 0: + case 1: + case 2: + rt2x00dev->default_ant.tx = ANTENNA_A; + rt2x00dev->default_ant.rx = ANTENNA_A; + break; + case 3: + rt2x00dev->default_ant.tx = ANTENNA_A; + rt2x00dev->default_ant.rx = ANTENNA_B; + break; + } + } else { + rt2x00dev->default_ant.tx = ANTENNA_A; + rt2x00dev->default_ant.rx = ANTENNA_A; + } + /* * Read frequency offset and RF programming sequence. */ @@ -3084,6 +3600,15 @@ int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev) rt2x00_eeprom_read(rt2x00dev, EEPROM_FREQ, &rt2x00dev->led_mcu_reg); #endif /* CONFIG_RT2X00_LIB_LEDS */ + /* + * Check if support EIRP tx power limit feature. + */ + rt2x00_eeprom_read(rt2x00dev, EEPROM_EIRP_MAX_TX_POWER, &eeprom); + + if (rt2x00_get_field16(eeprom, EEPROM_EIRP_MAX_TX_POWER_2GHZ) < + EIRP_MAX_TX_POWER_LIMIT) + __set_bit(CONFIG_SUPPORT_POWER_LIMIT, &rt2x00dev->flags); + return 0; } EXPORT_SYMBOL_GPL(rt2800_init_eeprom); @@ -3236,7 +3761,6 @@ int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev) char *default_power1; char *default_power2; unsigned int i; - unsigned short max_power; u16 eeprom; /* @@ -3303,7 +3827,8 @@ int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev) rt2x00_rf(rt2x00dev, RF2020) || rt2x00_rf(rt2x00dev, RF3021) || rt2x00_rf(rt2x00dev, RF3022) || - rt2x00_rf(rt2x00dev, RF3320)) { + rt2x00_rf(rt2x00dev, RF3320) || + rt2x00_rf(rt2x00dev, RF5390)) { spec->num_channels = 14; spec->channels = rf_vals_3x; } else if (rt2x00_rf(rt2x00dev, RF3052)) { @@ -3361,26 +3886,21 @@ int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev) spec->channels_info = info; - rt2x00_eeprom_read(rt2x00dev, EEPROM_MAX_TX_POWER, &eeprom); - max_power = rt2x00_get_field16(eeprom, EEPROM_MAX_TX_POWER_24GHZ); default_power1 = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_BG1); default_power2 = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_BG2); for (i = 0; i < 14; i++) { - info[i].max_power = max_power; - info[i].default_power1 = TXPOWER_G_FROM_DEV(default_power1[i]); - info[i].default_power2 = TXPOWER_G_FROM_DEV(default_power2[i]); + info[i].default_power1 = default_power1[i]; + info[i].default_power2 = default_power2[i]; } if (spec->num_channels > 14) { - max_power = rt2x00_get_field16(eeprom, EEPROM_MAX_TX_POWER_5GHZ); default_power1 = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_A1); default_power2 = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_A2); for (i = 14; i < spec->num_channels; i++) { - info[i].max_power = max_power; - info[i].default_power1 = TXPOWER_A_FROM_DEV(default_power1[i]); - info[i].default_power2 = TXPOWER_A_FROM_DEV(default_power2[i]); + info[i].default_power1 = default_power1[i]; + info[i].default_power2 = default_power2[i]; } } @@ -3472,7 +3992,7 @@ int rt2800_conf_tx(struct ieee80211_hw *hw, u16 queue_idx, if (queue_idx >= 4) return 0; - queue = rt2x00queue_get_queue(rt2x00dev, queue_idx); + queue = rt2x00queue_get_tx_queue(rt2x00dev, queue_idx); /* Update WMM TXOP register */ offset = WMM_TXOP0_CFG + (sizeof(u32) * (!!(queue_idx & 2))); @@ -3530,7 +4050,8 @@ EXPORT_SYMBOL_GPL(rt2800_get_tsf); int rt2800_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, enum ieee80211_ampdu_mlme_action action, - struct ieee80211_sta *sta, u16 tid, u16 *ssn) + struct ieee80211_sta *sta, u16 tid, u16 *ssn, + u8 buf_size) { int ret = 0; diff --git a/drivers/net/wireless/rt2x00/rt2800lib.h b/drivers/net/wireless/rt2x00/rt2800lib.h index e3c995a..0c92d86 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.h +++ b/drivers/net/wireless/rt2x00/rt2800lib.h @@ -156,6 +156,7 @@ void rt2800_txdone(struct rt2x00_dev *rt2x00dev); void rt2800_txdone_entry(struct queue_entry *entry, u32 status); void rt2800_write_beacon(struct queue_entry *entry, struct txentry_desc *txdesc); +void rt2800_clear_beacon(struct queue_entry *entry); extern const struct rt2x00debug rt2800_rt2x00debug; @@ -198,7 +199,8 @@ int rt2800_conf_tx(struct ieee80211_hw *hw, u16 queue_idx, u64 rt2800_get_tsf(struct ieee80211_hw *hw); int rt2800_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, enum ieee80211_ampdu_mlme_action action, - struct ieee80211_sta *sta, u16 tid, u16 *ssn); + struct ieee80211_sta *sta, u16 tid, u16 *ssn, + u8 buf_size); int rt2800_get_survey(struct ieee80211_hw *hw, int idx, struct survey_info *survey); diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index aa97971..808073a 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -200,11 +200,22 @@ static void rt2800pci_start_queue(struct data_queue *queue) rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); break; case QID_BEACON: + /* + * Allow beacon tasklets to be scheduled for periodic + * beacon updates. + */ + tasklet_enable(&rt2x00dev->tbtt_tasklet); + tasklet_enable(&rt2x00dev->pretbtt_tasklet); + 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); + + rt2800_register_read(rt2x00dev, INT_TIMER_EN, ®); + rt2x00_set_field32(®, INT_TIMER_EN_PRE_TBTT_TIMER, 1); + rt2800_register_write(rt2x00dev, INT_TIMER_EN, reg); break; default: break; @@ -250,6 +261,16 @@ static void rt2800pci_stop_queue(struct data_queue *queue) 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); + + rt2800_register_read(rt2x00dev, INT_TIMER_EN, ®); + rt2x00_set_field32(®, INT_TIMER_EN_PRE_TBTT_TIMER, 0); + rt2800_register_write(rt2x00dev, INT_TIMER_EN, reg); + + /* + * Wait for tbtt tasklets to finish. + */ + tasklet_disable(&rt2x00dev->tbtt_tasklet); + tasklet_disable(&rt2x00dev->pretbtt_tasklet); break; default: break; @@ -397,9 +418,9 @@ static int rt2800pci_init_queues(struct rt2x00_dev *rt2x00dev) static void rt2800pci_toggle_irq(struct rt2x00_dev *rt2x00dev, enum dev_state state) { - int mask = (state == STATE_RADIO_IRQ_ON) || - (state == STATE_RADIO_IRQ_ON_ISR); + int mask = (state == STATE_RADIO_IRQ_ON); u32 reg; + unsigned long flags; /* * When interrupts are being enabled, the interrupt registers @@ -408,8 +429,17 @@ static void rt2800pci_toggle_irq(struct rt2x00_dev *rt2x00dev, if (state == STATE_RADIO_IRQ_ON) { rt2800_register_read(rt2x00dev, INT_SOURCE_CSR, ®); rt2800_register_write(rt2x00dev, INT_SOURCE_CSR, reg); + + /* + * Enable tasklets. The beacon related tasklets are + * enabled when the beacon queue is started. + */ + tasklet_enable(&rt2x00dev->txstatus_tasklet); + tasklet_enable(&rt2x00dev->rxdone_tasklet); + tasklet_enable(&rt2x00dev->autowake_tasklet); } + spin_lock_irqsave(&rt2x00dev->irqmask_lock, flags); rt2800_register_read(rt2x00dev, INT_MASK_CSR, ®); rt2x00_set_field32(®, INT_MASK_CSR_RXDELAYINT, 0); rt2x00_set_field32(®, INT_MASK_CSR_TXDELAYINT, 0); @@ -430,6 +460,17 @@ static void rt2800pci_toggle_irq(struct rt2x00_dev *rt2x00dev, rt2x00_set_field32(®, INT_MASK_CSR_RX_COHERENT, 0); rt2x00_set_field32(®, INT_MASK_CSR_TX_COHERENT, 0); rt2800_register_write(rt2x00dev, INT_MASK_CSR, reg); + spin_unlock_irqrestore(&rt2x00dev->irqmask_lock, flags); + + if (state == STATE_RADIO_IRQ_OFF) { + /* + * Ensure that all tasklets are finished before + * disabling the interrupts. + */ + tasklet_disable(&rt2x00dev->txstatus_tasklet); + tasklet_disable(&rt2x00dev->rxdone_tasklet); + tasklet_disable(&rt2x00dev->autowake_tasklet); + } } static int rt2800pci_init_registers(struct rt2x00_dev *rt2x00dev) @@ -452,6 +493,13 @@ static int rt2800pci_init_registers(struct rt2x00_dev *rt2x00dev) rt2800_register_write(rt2x00dev, PBF_SYS_CTRL, 0x00000e1f); rt2800_register_write(rt2x00dev, PBF_SYS_CTRL, 0x00000e00); + if (rt2x00_rt(rt2x00dev, RT5390)) { + rt2800_register_read(rt2x00dev, AUX_CTRL, ®); + rt2x00_set_field32(®, AUX_CTRL_FORCE_PCIE_CLK, 1); + rt2x00_set_field32(®, AUX_CTRL_WAKE_PCIE_EN, 1); + rt2800_register_write(rt2x00dev, AUX_CTRL, reg); + } + rt2800_register_write(rt2x00dev, PWR_PIN_CFG, 0x00000003); rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); @@ -475,39 +523,23 @@ static int rt2800pci_enable_radio(struct rt2x00_dev *rt2x00dev) static void rt2800pci_disable_radio(struct rt2x00_dev *rt2x00dev) { - u32 reg; - - rt2800_disable_radio(rt2x00dev); - - rt2800_register_write(rt2x00dev, PBF_SYS_CTRL, 0x00001280); - - rt2800_register_read(rt2x00dev, WPDMA_RST_IDX, ®); - rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX0, 1); - rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX1, 1); - rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX2, 1); - rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX3, 1); - rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX4, 1); - rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX5, 1); - rt2x00_set_field32(®, WPDMA_RST_IDX_DRX_IDX0, 1); - rt2800_register_write(rt2x00dev, WPDMA_RST_IDX, reg); - - rt2800_register_write(rt2x00dev, PBF_SYS_CTRL, 0x00000e1f); - rt2800_register_write(rt2x00dev, PBF_SYS_CTRL, 0x00000e00); + if (rt2x00_is_soc(rt2x00dev)) { + rt2800_disable_radio(rt2x00dev); + rt2800_register_write(rt2x00dev, PWR_PIN_CFG, 0); + rt2800_register_write(rt2x00dev, TX_PIN_CFG, 0); + } } static int rt2800pci_set_state(struct rt2x00_dev *rt2x00dev, enum dev_state state) { - /* - * Always put the device to sleep (even when we intend to wakeup!) - * if the device is booting and wasn't asleep it will return - * failure when attempting to wakeup. - */ - rt2800_mcu_request(rt2x00dev, MCU_SLEEP, 0xff, 0xff, 2); - if (state == STATE_AWAKE) { - rt2800_mcu_request(rt2x00dev, MCU_WAKEUP, TOKEN_WAKUP, 0, 0); + rt2800_mcu_request(rt2x00dev, MCU_WAKEUP, TOKEN_WAKUP, 0, 0x02); rt2800pci_mcu_status(rt2x00dev, TOKEN_WAKUP); + } else if (state == STATE_SLEEP) { + rt2800_register_write(rt2x00dev, H2M_MAILBOX_STATUS, 0xffffffff); + rt2800_register_write(rt2x00dev, H2M_MAILBOX_CID, 0xffffffff); + rt2800_mcu_request(rt2x00dev, MCU_SLEEP, 0x01, 0xff, 0x01); } return 0; @@ -538,9 +570,7 @@ static int rt2800pci_set_device_state(struct rt2x00_dev *rt2x00dev, rt2800pci_set_state(rt2x00dev, STATE_SLEEP); break; case STATE_RADIO_IRQ_ON: - case STATE_RADIO_IRQ_ON_ISR: case STATE_RADIO_IRQ_OFF: - case STATE_RADIO_IRQ_OFF_ISR: rt2800pci_toggle_irq(rt2x00dev, state); break; case STATE_DEEP_SLEEP: @@ -652,6 +682,12 @@ static void rt2800pci_fill_rxdone(struct queue_entry *entry, */ rxdesc->flags |= RX_FLAG_IV_STRIPPED; + /* + * The hardware has already checked the Michael Mic and has + * stripped it from the frame. Signal this to mac80211. + */ + rxdesc->flags |= RX_FLAG_MMIC_STRIPPED; + if (rxdesc->cipher_status == RX_CRYPTO_SUCCESS) rxdesc->flags |= RX_FLAG_DECRYPTED; else if (rxdesc->cipher_status == RX_CRYPTO_FAIL_MIC) @@ -690,7 +726,7 @@ static void rt2800pci_txdone(struct rt2x00_dev *rt2x00dev) while (kfifo_get(&rt2x00dev->txstatus_fifo, &status)) { qid = rt2x00_get_field32(status, TX_STA_FIFO_PID_QUEUE); - if (qid >= QID_RX) { + if (unlikely(qid >= QID_RX)) { /* * Unknown queue, this shouldn't happen. Just drop * this tx status. @@ -700,7 +736,7 @@ static void rt2800pci_txdone(struct rt2x00_dev *rt2x00dev) break; } - queue = rt2x00queue_get_queue(rt2x00dev, qid); + queue = rt2x00queue_get_tx_queue(rt2x00dev, qid); if (unlikely(queue == NULL)) { /* * The queue is NULL, this shouldn't happen. Stop @@ -711,7 +747,7 @@ static void rt2800pci_txdone(struct rt2x00_dev *rt2x00dev) break; } - if (rt2x00queue_empty(queue)) { + if (unlikely(rt2x00queue_empty(queue))) { /* * The queue is empty. Stop processing here * and drop the tx status. @@ -726,45 +762,59 @@ static void rt2800pci_txdone(struct rt2x00_dev *rt2x00dev) } } -static void rt2800pci_txstatus_tasklet(unsigned long data) +static void rt2800pci_enable_interrupt(struct rt2x00_dev *rt2x00dev, + struct rt2x00_field32 irq_field) { - rt2800pci_txdone((struct rt2x00_dev *)data); -} - -static irqreturn_t rt2800pci_interrupt_thread(int irq, void *dev_instance) -{ - struct rt2x00_dev *rt2x00dev = dev_instance; - u32 reg = rt2x00dev->irqvalue[0]; + u32 reg; /* - * 1 - Pre TBTT interrupt. + * Enable a single interrupt. The interrupt mask register + * access needs locking. */ - if (rt2x00_get_field32(reg, INT_SOURCE_CSR_PRE_TBTT)) - rt2x00lib_pretbtt(rt2x00dev); + spin_lock_irq(&rt2x00dev->irqmask_lock); + rt2800_register_read(rt2x00dev, INT_MASK_CSR, ®); + rt2x00_set_field32(®, irq_field, 1); + rt2800_register_write(rt2x00dev, INT_MASK_CSR, reg); + spin_unlock_irq(&rt2x00dev->irqmask_lock); +} - /* - * 2 - Beacondone interrupt. - */ - if (rt2x00_get_field32(reg, INT_SOURCE_CSR_TBTT)) - rt2x00lib_beacondone(rt2x00dev); +static void rt2800pci_txstatus_tasklet(unsigned long data) +{ + rt2800pci_txdone((struct rt2x00_dev *)data); /* - * 3 - Rx ring done interrupt. + * No need to enable the tx status interrupt here as we always + * leave it enabled to minimize the possibility of a tx status + * register overflow. See comment in interrupt handler. */ - if (rt2x00_get_field32(reg, INT_SOURCE_CSR_RX_DONE)) - rt2x00pci_rxdone(rt2x00dev); +} - /* - * 4 - Auto wakeup interrupt. - */ - if (rt2x00_get_field32(reg, INT_SOURCE_CSR_AUTO_WAKEUP)) - rt2800pci_wakeup(rt2x00dev); +static void rt2800pci_pretbtt_tasklet(unsigned long data) +{ + struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data; + rt2x00lib_pretbtt(rt2x00dev); + rt2800pci_enable_interrupt(rt2x00dev, INT_MASK_CSR_PRE_TBTT); +} + +static void rt2800pci_tbtt_tasklet(unsigned long data) +{ + struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data; + rt2x00lib_beacondone(rt2x00dev); + rt2800pci_enable_interrupt(rt2x00dev, INT_MASK_CSR_TBTT); +} - /* Enable interrupts again. */ - rt2x00dev->ops->lib->set_device_state(rt2x00dev, - STATE_RADIO_IRQ_ON_ISR); +static void rt2800pci_rxdone_tasklet(unsigned long data) +{ + struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data; + rt2x00pci_rxdone(rt2x00dev); + rt2800pci_enable_interrupt(rt2x00dev, INT_MASK_CSR_RX_DONE); +} - return IRQ_HANDLED; +static void rt2800pci_autowake_tasklet(unsigned long data) +{ + struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data; + rt2800pci_wakeup(rt2x00dev); + rt2800pci_enable_interrupt(rt2x00dev, INT_MASK_CSR_AUTO_WAKEUP); } static void rt2800pci_txstatus_interrupt(struct rt2x00_dev *rt2x00dev) @@ -785,7 +835,7 @@ static void rt2800pci_txstatus_interrupt(struct rt2x00_dev *rt2x00dev) * * Furthermore we don't disable the TX_FIFO_STATUS * interrupt here but leave it enabled so that the TX_STA_FIFO - * can also be read while the interrupt thread gets executed. + * can also be read while the tx status tasklet gets executed. * * Since we have only one producer and one consumer we don't * need to lock the kfifo. @@ -810,8 +860,7 @@ static void rt2800pci_txstatus_interrupt(struct rt2x00_dev *rt2x00dev) static irqreturn_t rt2800pci_interrupt(int irq, void *dev_instance) { struct rt2x00_dev *rt2x00dev = dev_instance; - u32 reg; - irqreturn_t ret = IRQ_HANDLED; + u32 reg, mask; /* Read status and ACK all interrupts */ rt2800_register_read(rt2x00dev, INT_SOURCE_CSR, ®); @@ -823,38 +872,44 @@ static irqreturn_t rt2800pci_interrupt(int irq, void *dev_instance) if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) return IRQ_HANDLED; - if (rt2x00_get_field32(reg, INT_SOURCE_CSR_TX_FIFO_STATUS)) - rt2800pci_txstatus_interrupt(rt2x00dev); + /* + * Since INT_MASK_CSR and INT_SOURCE_CSR use the same bits + * for interrupts and interrupt masks we can just use the value of + * INT_SOURCE_CSR to create the interrupt mask. + */ + mask = ~reg; - if (rt2x00_get_field32(reg, INT_SOURCE_CSR_PRE_TBTT) || - rt2x00_get_field32(reg, INT_SOURCE_CSR_TBTT) || - rt2x00_get_field32(reg, INT_SOURCE_CSR_RX_DONE) || - rt2x00_get_field32(reg, INT_SOURCE_CSR_AUTO_WAKEUP)) { + if (rt2x00_get_field32(reg, INT_SOURCE_CSR_TX_FIFO_STATUS)) { + rt2800pci_txstatus_interrupt(rt2x00dev); /* - * All other interrupts are handled in the interrupt thread. - * Store irqvalue for use in the interrupt thread. + * Never disable the TX_FIFO_STATUS interrupt. */ - rt2x00dev->irqvalue[0] = reg; + rt2x00_set_field32(&mask, INT_MASK_CSR_TX_FIFO_STATUS, 1); + } - /* - * Disable interrupts, will be enabled again in the - * interrupt thread. - */ - rt2x00dev->ops->lib->set_device_state(rt2x00dev, - STATE_RADIO_IRQ_OFF_ISR); + if (rt2x00_get_field32(reg, INT_SOURCE_CSR_PRE_TBTT)) + tasklet_hi_schedule(&rt2x00dev->pretbtt_tasklet); - /* - * Leave the TX_FIFO_STATUS interrupt enabled to not lose any - * tx status reports. - */ - rt2800_register_read(rt2x00dev, INT_MASK_CSR, ®); - rt2x00_set_field32(®, INT_MASK_CSR_TX_FIFO_STATUS, 1); - rt2800_register_write(rt2x00dev, INT_MASK_CSR, reg); + if (rt2x00_get_field32(reg, INT_SOURCE_CSR_TBTT)) + tasklet_hi_schedule(&rt2x00dev->tbtt_tasklet); - ret = IRQ_WAKE_THREAD; - } + if (rt2x00_get_field32(reg, INT_SOURCE_CSR_RX_DONE)) + tasklet_schedule(&rt2x00dev->rxdone_tasklet); - return ret; + if (rt2x00_get_field32(reg, INT_SOURCE_CSR_AUTO_WAKEUP)) + tasklet_schedule(&rt2x00dev->autowake_tasklet); + + /* + * Disable all interrupts for which a tasklet was scheduled right now, + * the tasklet will reenable the appropriate interrupts. + */ + spin_lock(&rt2x00dev->irqmask_lock); + rt2800_register_read(rt2x00dev, INT_MASK_CSR, ®); + reg &= mask; + rt2800_register_write(rt2x00dev, INT_MASK_CSR, reg); + spin_unlock(&rt2x00dev->irqmask_lock); + + return IRQ_HANDLED; } /* @@ -922,6 +977,7 @@ static int rt2800pci_probe_hw(struct rt2x00_dev *rt2x00dev) if (!modparam_nohwcrypt) __set_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags); __set_bit(DRIVER_SUPPORT_LINK_TUNING, &rt2x00dev->flags); + __set_bit(DRIVER_REQUIRE_HT_TX_DESC, &rt2x00dev->flags); /* * Set the rssi offset. @@ -969,8 +1025,11 @@ static const struct rt2800_ops rt2800pci_rt2800_ops = { static const struct rt2x00lib_ops rt2800pci_rt2x00_ops = { .irq_handler = rt2800pci_interrupt, - .irq_handler_thread = rt2800pci_interrupt_thread, - .txstatus_tasklet = rt2800pci_txstatus_tasklet, + .txstatus_tasklet = rt2800pci_txstatus_tasklet, + .pretbtt_tasklet = rt2800pci_pretbtt_tasklet, + .tbtt_tasklet = rt2800pci_tbtt_tasklet, + .rxdone_tasklet = rt2800pci_rxdone_tasklet, + .autowake_tasklet = rt2800pci_autowake_tasklet, .probe_hw = rt2800pci_probe_hw, .get_firmware_name = rt2800pci_get_firmware_name, .check_firmware = rt2800_check_firmware, @@ -990,6 +1049,7 @@ static const struct rt2x00lib_ops rt2800pci_rt2x00_ops = { .write_tx_desc = rt2800pci_write_tx_desc, .write_tx_data = rt2800_write_tx_data, .write_beacon = rt2800_write_beacon, + .clear_beacon = rt2800_clear_beacon, .fill_rxdone = rt2800pci_fill_rxdone, .config_shared_key = rt2800_config_shared_key, .config_pairwise_key = rt2800_config_pairwise_key, @@ -1065,12 +1125,17 @@ static DEFINE_PCI_DEVICE_TABLE(rt2800pci_device_table) = { { PCI_DEVICE(0x1814, 0x3390), PCI_DEVICE_DATA(&rt2800pci_ops) }, #endif #ifdef CONFIG_RT2800PCI_RT35XX + { PCI_DEVICE(0x1432, 0x7711), PCI_DEVICE_DATA(&rt2800pci_ops) }, + { PCI_DEVICE(0x1432, 0x7722), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1814, 0x3060), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1814, 0x3062), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1814, 0x3562), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1814, 0x3592), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1814, 0x3593), PCI_DEVICE_DATA(&rt2800pci_ops) }, #endif +#ifdef CONFIG_RT2800PCI_RT53XX + { PCI_DEVICE(0x1814, 0x5390), PCI_DEVICE_DATA(&rt2800pci_ops) }, +#endif { 0, } }; #endif /* CONFIG_PCI */ diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index b97a4a5..f1a9214 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -253,9 +253,7 @@ static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev, rt2800usb_set_state(rt2x00dev, STATE_SLEEP); break; case STATE_RADIO_IRQ_ON: - case STATE_RADIO_IRQ_ON_ISR: case STATE_RADIO_IRQ_OFF: - case STATE_RADIO_IRQ_OFF_ISR: /* No support, but no error either */ break; case STATE_DEEP_SLEEP: @@ -486,6 +484,12 @@ static void rt2800usb_fill_rxdone(struct queue_entry *entry, */ rxdesc->flags |= RX_FLAG_IV_STRIPPED; + /* + * The hardware has already checked the Michael Mic and has + * stripped it from the frame. Signal this to mac80211. + */ + rxdesc->flags |= RX_FLAG_MMIC_STRIPPED; + if (rxdesc->cipher_status == RX_CRYPTO_SUCCESS) rxdesc->flags |= RX_FLAG_DECRYPTED; else if (rxdesc->cipher_status == RX_CRYPTO_FAIL_MIC) @@ -561,6 +565,7 @@ static int rt2800usb_probe_hw(struct rt2x00_dev *rt2x00dev) __set_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags); __set_bit(DRIVER_SUPPORT_LINK_TUNING, &rt2x00dev->flags); __set_bit(DRIVER_SUPPORT_WATCHDOG, &rt2x00dev->flags); + __set_bit(DRIVER_REQUIRE_HT_TX_DESC, &rt2x00dev->flags); /* * Set the rssi offset. @@ -633,6 +638,7 @@ static const struct rt2x00lib_ops rt2800usb_rt2x00_ops = { .write_tx_desc = rt2800usb_write_tx_desc, .write_tx_data = rt2800usb_write_tx_data, .write_beacon = rt2800_write_beacon, + .clear_beacon = rt2800_clear_beacon, .get_tx_data_len = rt2800usb_get_tx_data_len, .fill_rxdone = rt2800usb_fill_rxdone, .config_shared_key = rt2800_config_shared_key, diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index 84aaf39..a3940d7 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -189,6 +189,7 @@ struct rt2x00_chip { #define RT3572 0x3572 #define RT3593 0x3593 /* PCIe */ #define RT3883 0x3883 /* WSOC */ +#define RT5390 0x5390 /* 2.4GHz */ u16 rf; u16 rev; @@ -225,6 +226,8 @@ struct channel_info { struct antenna_setup { enum antenna rx; enum antenna tx; + u8 rx_chain_num; + u8 tx_chain_num; }; /* @@ -368,6 +371,7 @@ struct rt2x00_intf { * dedicated beacon entry. */ struct queue_entry *beacon; + bool enable_beacon; /* * Actions that needed rescheduling. @@ -463,7 +467,6 @@ struct rt2x00lib_crypto { const u8 *address; u32 bssidx; - u32 aid; u8 key[16]; u8 tx_mic[8]; @@ -511,14 +514,13 @@ struct rt2x00lib_ops { irq_handler_t irq_handler; /* - * Threaded Interrupt handlers. - */ - irq_handler_t irq_handler_thread; - - /* * TX status tasklet handler. */ void (*txstatus_tasklet) (unsigned long data); + void (*pretbtt_tasklet) (unsigned long data); + void (*tbtt_tasklet) (unsigned long data); + void (*rxdone_tasklet) (unsigned long data); + void (*autowake_tasklet) (unsigned long data); /* * Device init handlers. @@ -573,6 +575,7 @@ struct rt2x00lib_ops { struct txentry_desc *txdesc); void (*write_beacon) (struct queue_entry *entry, struct txentry_desc *txdesc); + void (*clear_beacon) (struct queue_entry *entry); int (*get_tx_data_len) (struct queue_entry *entry); /* @@ -658,12 +661,15 @@ enum rt2x00_flags { DRIVER_REQUIRE_L2PAD, DRIVER_REQUIRE_TXSTATUS_FIFO, DRIVER_REQUIRE_TASKLET_CONTEXT, + DRIVER_REQUIRE_SW_SEQNO, + DRIVER_REQUIRE_HT_TX_DESC, /* * Driver features */ CONFIG_SUPPORT_HW_BUTTON, CONFIG_SUPPORT_HW_CRYPTO, + CONFIG_SUPPORT_POWER_LIMIT, DRIVER_SUPPORT_CONTROL_FILTERS, DRIVER_SUPPORT_CONTROL_FILTER_PSPOLL, DRIVER_SUPPORT_PRE_TBTT_INTERRUPT, @@ -788,10 +794,12 @@ struct rt2x00_dev { * - Open ap interface count. * - Open sta interface count. * - Association count. + * - Beaconing enabled count. */ unsigned int intf_ap_count; unsigned int intf_sta_count; unsigned int intf_associated; + unsigned int intf_beaconing; /* * Link quality @@ -857,6 +865,13 @@ struct rt2x00_dev { */ struct ieee80211_low_level_stats low_level_stats; + /** + * Work queue for all work which should not be placed + * on the mac80211 workqueue (because of dependencies + * between various work structures). + */ + struct workqueue_struct *workqueue; + /* * Scheduled work. * NOTE: intf_work will use ieee80211_iterate_active_interfaces() @@ -872,14 +887,13 @@ struct rt2x00_dev { struct work_struct txdone_work; /* - * Data queue arrays for RX, TX and Beacon. - * The Beacon array also contains the Atim queue - * if that is supported by the device. + * Data queue arrays for RX, TX, Beacon and ATIM. */ unsigned int data_queues; struct data_queue *rx; struct data_queue *tx; struct data_queue *bcn; + struct data_queue *atim; /* * Firmware image. @@ -887,12 +901,6 @@ struct rt2x00_dev { const struct firmware *fw; /* - * Interrupt values, stored between interrupt service routine - * and interrupt thread routine. - */ - u32 irqvalue[2]; - - /* * FIFO for storing tx status reports between isr and tasklet. */ DECLARE_KFIFO_PTR(txstatus_fifo, u32); @@ -901,6 +909,15 @@ struct rt2x00_dev { * Tasklet for processing tx status reports (rt2800pci). */ struct tasklet_struct txstatus_tasklet; + struct tasklet_struct pretbtt_tasklet; + struct tasklet_struct tbtt_tasklet; + struct tasklet_struct rxdone_tasklet; + struct tasklet_struct autowake_tasklet; + + /* + * Protect the interrupt mask register. + */ + spinlock_t irqmask_lock; }; /* @@ -1046,12 +1063,24 @@ void rt2x00queue_map_txskb(struct queue_entry *entry); void rt2x00queue_unmap_skb(struct queue_entry *entry); /** - * rt2x00queue_get_queue - Convert queue index to queue pointer + * rt2x00queue_get_tx_queue - Convert tx queue index to queue pointer * @rt2x00dev: Pointer to &struct rt2x00_dev. * @queue: rt2x00 queue index (see &enum data_queue_qid). + * + * Returns NULL for non tx queues. */ -struct data_queue *rt2x00queue_get_queue(struct rt2x00_dev *rt2x00dev, - const enum data_queue_qid queue); +static inline struct data_queue * +rt2x00queue_get_tx_queue(struct rt2x00_dev *rt2x00dev, + const enum data_queue_qid queue) +{ + if (queue < rt2x00dev->ops->tx_queues && rt2x00dev->tx) + return &rt2x00dev->tx[queue]; + + if (queue == QID_ATIM) + return rt2x00dev->atim; + + return NULL; +} /** * rt2x00queue_get_entry - Get queue entry where the given index points to. @@ -1168,7 +1197,7 @@ void rt2x00lib_rxdone(struct queue_entry *entry); /* * mac80211 handlers. */ -int rt2x00mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb); +void rt2x00mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb); int rt2x00mac_start(struct ieee80211_hw *hw); void rt2x00mac_stop(struct ieee80211_hw *hw); int rt2x00mac_add_interface(struct ieee80211_hw *hw, diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index 9597a03..9de9dbe 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -121,7 +121,7 @@ static void rt2x00lib_intf_scheduled_iter(void *data, u8 *mac, return; if (test_and_clear_bit(DELAYED_UPDATE_BEACON, &intf->delayed_flags)) - rt2x00queue_update_beacon(rt2x00dev, vif, true); + rt2x00queue_update_beacon(rt2x00dev, vif); } static void rt2x00lib_intf_scheduled(struct work_struct *work) @@ -174,7 +174,13 @@ static void rt2x00lib_beaconupdate_iter(void *data, u8 *mac, vif->type != NL80211_IFTYPE_WDS) return; - rt2x00queue_update_beacon(rt2x00dev, vif, true); + /* + * Update the beacon without locking. This is safe on PCI devices + * as they only update the beacon periodically here. This should + * never be called for USB devices. + */ + WARN_ON(rt2x00_is_usb(rt2x00dev)); + rt2x00queue_update_beacon_locked(rt2x00dev, vif); } void rt2x00lib_beacondone(struct rt2x00_dev *rt2x00dev) @@ -183,9 +189,9 @@ void rt2x00lib_beacondone(struct rt2x00_dev *rt2x00dev) return; /* send buffered bc/mc frames out for every bssid */ - ieee80211_iterate_active_interfaces(rt2x00dev->hw, - rt2x00lib_bc_buffer_iter, - rt2x00dev); + ieee80211_iterate_active_interfaces_atomic(rt2x00dev->hw, + rt2x00lib_bc_buffer_iter, + rt2x00dev); /* * Devices with pre tbtt interrupt don't need to update the beacon * here as they will fetch the next beacon directly prior to @@ -195,9 +201,9 @@ void rt2x00lib_beacondone(struct rt2x00_dev *rt2x00dev) return; /* fetch next beacon */ - ieee80211_iterate_active_interfaces(rt2x00dev->hw, - rt2x00lib_beaconupdate_iter, - rt2x00dev); + ieee80211_iterate_active_interfaces_atomic(rt2x00dev->hw, + rt2x00lib_beaconupdate_iter, + rt2x00dev); } EXPORT_SYMBOL_GPL(rt2x00lib_beacondone); @@ -207,9 +213,9 @@ void rt2x00lib_pretbtt(struct rt2x00_dev *rt2x00dev) return; /* fetch next beacon */ - ieee80211_iterate_active_interfaces(rt2x00dev->hw, - rt2x00lib_beaconupdate_iter, - rt2x00dev); + ieee80211_iterate_active_interfaces_atomic(rt2x00dev->hw, + rt2x00lib_beaconupdate_iter, + rt2x00dev); } EXPORT_SYMBOL_GPL(rt2x00lib_pretbtt); @@ -649,7 +655,10 @@ static void rt2x00lib_channel(struct ieee80211_channel *entry, const int channel, const int tx_power, const int value) { - entry->center_freq = ieee80211_channel_to_frequency(channel); + /* XXX: this assumption about the band is wrong for 802.11j */ + entry->band = channel <= 14 ? IEEE80211_BAND_2GHZ : IEEE80211_BAND_5GHZ; + entry->center_freq = ieee80211_channel_to_frequency(channel, + entry->band); entry->hw_value = value; entry->max_power = tx_power; entry->max_antenna_gain = 0xff; @@ -812,15 +821,29 @@ static int rt2x00lib_probe_hw(struct rt2x00_dev *rt2x00dev) GFP_KERNEL); if (status) return status; + } - /* tasklet for processing the tx status reports. */ - if (rt2x00dev->ops->lib->txstatus_tasklet) - tasklet_init(&rt2x00dev->txstatus_tasklet, - rt2x00dev->ops->lib->txstatus_tasklet, - (unsigned long)rt2x00dev); - + /* + * Initialize tasklets if used by the driver. Tasklets are + * disabled until the interrupts are turned on. The driver + * has to handle that. + */ +#define RT2X00_TASKLET_INIT(taskletname) \ + if (rt2x00dev->ops->lib->taskletname) { \ + tasklet_init(&rt2x00dev->taskletname, \ + rt2x00dev->ops->lib->taskletname, \ + (unsigned long)rt2x00dev); \ + tasklet_disable(&rt2x00dev->taskletname); \ } + RT2X00_TASKLET_INIT(txstatus_tasklet); + RT2X00_TASKLET_INIT(pretbtt_tasklet); + RT2X00_TASKLET_INIT(tbtt_tasklet); + RT2X00_TASKLET_INIT(rxdone_tasklet); + RT2X00_TASKLET_INIT(autowake_tasklet); + +#undef RT2X00_TASKLET_INIT + /* * Register HW. */ @@ -949,6 +972,7 @@ int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev) { int retval = -ENOMEM; + spin_lock_init(&rt2x00dev->irqmask_lock); mutex_init(&rt2x00dev->csr_mutex); set_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags); @@ -973,8 +997,15 @@ int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev) BIT(NL80211_IFTYPE_WDS); /* - * Initialize configuration work. + * Initialize work. */ + rt2x00dev->workqueue = + alloc_ordered_workqueue(wiphy_name(rt2x00dev->hw->wiphy), 0); + if (!rt2x00dev->workqueue) { + retval = -ENOMEM; + goto exit; + } + INIT_WORK(&rt2x00dev->intf_work, rt2x00lib_intf_scheduled); /* @@ -1033,6 +1064,7 @@ void rt2x00lib_remove_dev(struct rt2x00_dev *rt2x00dev) cancel_work_sync(&rt2x00dev->intf_work); cancel_work_sync(&rt2x00dev->rxdone_work); cancel_work_sync(&rt2x00dev->txdone_work); + destroy_workqueue(rt2x00dev->workqueue); /* * Free the tx status fifo. @@ -1043,6 +1075,10 @@ void rt2x00lib_remove_dev(struct rt2x00_dev *rt2x00dev) * Kill the tx status tasklet. */ tasklet_kill(&rt2x00dev->txstatus_tasklet); + tasklet_kill(&rt2x00dev->pretbtt_tasklet); + tasklet_kill(&rt2x00dev->tbtt_tasklet); + tasklet_kill(&rt2x00dev->rxdone_tasklet); + tasklet_kill(&rt2x00dev->autowake_tasklet); /* * Uninitialize device. diff --git a/drivers/net/wireless/rt2x00/rt2x00ht.c b/drivers/net/wireless/rt2x00/rt2x00ht.c index b7ad46e..ae1219d 100644 --- a/drivers/net/wireless/rt2x00/rt2x00ht.c +++ b/drivers/net/wireless/rt2x00/rt2x00ht.c @@ -38,12 +38,12 @@ void rt2x00ht_create_tx_descriptor(struct queue_entry *entry, struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)entry->skb->data; if (tx_info->control.sta) - txdesc->mpdu_density = + txdesc->u.ht.mpdu_density = tx_info->control.sta->ht_cap.ampdu_density; - txdesc->ba_size = 7; /* FIXME: What value is needed? */ + txdesc->u.ht.ba_size = 7; /* FIXME: What value is needed? */ - txdesc->stbc = + txdesc->u.ht.stbc = (tx_info->flags & IEEE80211_TX_CTL_STBC) >> IEEE80211_TX_CTL_STBC_SHIFT; /* @@ -51,25 +51,24 @@ void rt2x00ht_create_tx_descriptor(struct queue_entry *entry, * mcs rate to be used */ if (txrate->flags & IEEE80211_TX_RC_MCS) { - txdesc->mcs = txrate->idx; + txdesc->u.ht.mcs = txrate->idx; /* * MIMO PS should be set to 1 for STA's using dynamic SM PS * when using more then one tx stream (>MCS7). */ - if (tx_info->control.sta && txdesc->mcs > 7 && + if (tx_info->control.sta && txdesc->u.ht.mcs > 7 && ((tx_info->control.sta->ht_cap.cap & IEEE80211_HT_CAP_SM_PS) >> IEEE80211_HT_CAP_SM_PS_SHIFT) == WLAN_HT_CAP_SM_PS_DYNAMIC) __set_bit(ENTRY_TXD_HT_MIMO_PS, &txdesc->flags); } else { - txdesc->mcs = rt2x00_get_rate_mcs(hwrate->mcs); + txdesc->u.ht.mcs = rt2x00_get_rate_mcs(hwrate->mcs); if (txrate->flags & IEEE80211_TX_RC_USE_SHORT_PREAMBLE) - txdesc->mcs |= 0x08; + txdesc->u.ht.mcs |= 0x08; } - /* * This frame is eligible for an AMPDU, however, don't aggregate * frames that are intended to probe a specific tx rate. @@ -79,14 +78,6 @@ void rt2x00ht_create_tx_descriptor(struct queue_entry *entry, __set_bit(ENTRY_TXD_HT_AMPDU, &txdesc->flags); /* - * Determine HT Mix/Greenfield rate mode - */ - if (txrate->flags & IEEE80211_TX_RC_MCS) - txdesc->rate_mode = RATE_MODE_HT_MIX; - if (txrate->flags & IEEE80211_TX_RC_GREEN_FIELD) - txdesc->rate_mode = RATE_MODE_HT_GREENFIELD; - - /* * Set 40Mhz mode if necessary (for legacy rates this will * duplicate the frame to both channels). */ @@ -106,11 +97,11 @@ void rt2x00ht_create_tx_descriptor(struct queue_entry *entry, * for frames not transmitted with TXOP_HTTXOP */ if (ieee80211_is_mgmt(hdr->frame_control)) - txdesc->txop = TXOP_BACKOFF; + txdesc->u.ht.txop = TXOP_BACKOFF; else if (!(tx_info->flags & IEEE80211_TX_CTL_FIRST_FRAGMENT)) - txdesc->txop = TXOP_SIFS; + txdesc->u.ht.txop = TXOP_SIFS; else - txdesc->txop = TXOP_HTTXOP; + txdesc->u.ht.txop = TXOP_HTTXOP; } u16 rt2x00ht_center_channel(struct rt2x00_dev *rt2x00dev, diff --git a/drivers/net/wireless/rt2x00/rt2x00lib.h b/drivers/net/wireless/rt2x00/rt2x00lib.h index a105c50..2d94cba 100644 --- a/drivers/net/wireless/rt2x00/rt2x00lib.h +++ b/drivers/net/wireless/rt2x00/rt2x00lib.h @@ -157,14 +157,30 @@ int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb, bool local); /** - * rt2x00queue_update_beacon - Send new beacon from mac80211 to hardware + * rt2x00queue_update_beacon - Send new beacon from mac80211 + * to hardware. Handles locking by itself (mutex). * @rt2x00dev: Pointer to &struct rt2x00_dev. * @vif: Interface for which the beacon should be updated. - * @enable_beacon: Enable beaconing */ int rt2x00queue_update_beacon(struct rt2x00_dev *rt2x00dev, - struct ieee80211_vif *vif, - const bool enable_beacon); + struct ieee80211_vif *vif); + +/** + * rt2x00queue_update_beacon_locked - Send new beacon from mac80211 + * to hardware. Caller needs to ensure locking. + * @rt2x00dev: Pointer to &struct rt2x00_dev. + * @vif: Interface for which the beacon should be updated. + */ +int rt2x00queue_update_beacon_locked(struct rt2x00_dev *rt2x00dev, + struct ieee80211_vif *vif); + +/** + * rt2x00queue_clear_beacon - Clear beacon in hardware + * @rt2x00dev: Pointer to &struct rt2x00_dev. + * @vif: Interface for which the beacon should be updated. + */ +int rt2x00queue_clear_beacon(struct rt2x00_dev *rt2x00dev, + struct ieee80211_vif *vif); /** * rt2x00queue_index_inc - Index incrementation function diff --git a/drivers/net/wireless/rt2x00/rt2x00link.c b/drivers/net/wireless/rt2x00/rt2x00link.c index bfda60e..c975b0a 100644 --- a/drivers/net/wireless/rt2x00/rt2x00link.c +++ b/drivers/net/wireless/rt2x00/rt2x00link.c @@ -417,7 +417,8 @@ void rt2x00link_start_watchdog(struct rt2x00_dev *rt2x00dev) !test_bit(DRIVER_SUPPORT_WATCHDOG, &rt2x00dev->flags)) return; - schedule_delayed_work(&link->watchdog_work, WATCHDOG_INTERVAL); + ieee80211_queue_delayed_work(rt2x00dev->hw, + &link->watchdog_work, WATCHDOG_INTERVAL); } void rt2x00link_stop_watchdog(struct rt2x00_dev *rt2x00dev) @@ -441,7 +442,9 @@ static void rt2x00link_watchdog(struct work_struct *work) rt2x00dev->ops->lib->watchdog(rt2x00dev); if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags)) - schedule_delayed_work(&link->watchdog_work, WATCHDOG_INTERVAL); + ieee80211_queue_delayed_work(rt2x00dev->hw, + &link->watchdog_work, + WATCHDOG_INTERVAL); } void rt2x00link_register(struct rt2x00_dev *rt2x00dev) diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index f3da051..661c6ba 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -99,7 +99,7 @@ static int rt2x00mac_tx_rts_cts(struct rt2x00_dev *rt2x00dev, return retval; } -int rt2x00mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb) +void rt2x00mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb) { struct rt2x00_dev *rt2x00dev = hw->priv; struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb); @@ -116,13 +116,13 @@ int rt2x00mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb) goto exit_fail; /* - * Determine which queue to put packet on. + * Use the ATIM queue if appropriate and present. */ if (tx_info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM && test_bit(DRIVER_REQUIRE_ATIM_QUEUE, &rt2x00dev->flags)) - queue = rt2x00queue_get_queue(rt2x00dev, QID_ATIM); - else - queue = rt2x00queue_get_queue(rt2x00dev, qid); + qid = QID_ATIM; + + queue = rt2x00queue_get_tx_queue(rt2x00dev, qid); if (unlikely(!queue)) { ERROR(rt2x00dev, "Attempt to send packet over invalid queue %d.\n" @@ -139,9 +139,9 @@ int rt2x00mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb) * either RTS or CTS-to-self frame and handles everything * inside the hardware. */ - if ((tx_info->control.rates[0].flags & (IEEE80211_TX_RC_USE_RTS_CTS | - IEEE80211_TX_RC_USE_CTS_PROTECT)) && - !rt2x00dev->ops->hw->set_rts_threshold) { + if (!rt2x00dev->ops->hw->set_rts_threshold && + (tx_info->control.rates[0].flags & (IEEE80211_TX_RC_USE_RTS_CTS | + IEEE80211_TX_RC_USE_CTS_PROTECT))) { if (rt2x00queue_available(queue) <= 1) goto exit_fail; @@ -149,18 +149,17 @@ int rt2x00mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb) goto exit_fail; } - if (rt2x00queue_write_tx_frame(queue, skb, false)) + if (unlikely(rt2x00queue_write_tx_frame(queue, skb, false))) goto exit_fail; if (rt2x00queue_threshold(queue)) rt2x00queue_pause_queue(queue); - return NETDEV_TX_OK; + return; exit_fail: ieee80211_stop_queue(rt2x00dev->hw, qid); dev_kfree_skb_any(skb); - return NETDEV_TX_OK; } EXPORT_SYMBOL_GPL(rt2x00mac_tx); @@ -191,7 +190,7 @@ int rt2x00mac_add_interface(struct ieee80211_hw *hw, { struct rt2x00_dev *rt2x00dev = hw->priv; struct rt2x00_intf *intf = vif_to_intf(vif); - struct data_queue *queue = rt2x00queue_get_queue(rt2x00dev, QID_BEACON); + struct data_queue *queue = rt2x00dev->bcn; struct queue_entry *entry = NULL; unsigned int i; @@ -519,11 +518,9 @@ int rt2x00mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, crypto.cmd = cmd; - if (sta) { - /* some drivers need the AID */ - crypto.aid = sta->aid; + if (sta) crypto.address = sta->addr; - } else + else crypto.address = bcast_addr; if (crypto.cipher == CIPHER_TKIP) @@ -617,11 +614,47 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw, bss_conf->bssid); /* - * Update the beacon. + * Update the beacon. This is only required on USB devices. PCI + * devices fetch beacons periodically. */ - if (changes & (BSS_CHANGED_BEACON | BSS_CHANGED_BEACON_ENABLED)) - rt2x00queue_update_beacon(rt2x00dev, vif, - bss_conf->enable_beacon); + if (changes & BSS_CHANGED_BEACON && rt2x00_is_usb(rt2x00dev)) + rt2x00queue_update_beacon(rt2x00dev, vif); + + /* + * Start/stop beaconing. + */ + if (changes & BSS_CHANGED_BEACON_ENABLED) { + if (!bss_conf->enable_beacon && intf->enable_beacon) { + rt2x00queue_clear_beacon(rt2x00dev, vif); + rt2x00dev->intf_beaconing--; + intf->enable_beacon = false; + + if (rt2x00dev->intf_beaconing == 0) { + /* + * Last beaconing interface disabled + * -> stop beacon queue. + */ + mutex_lock(&intf->beacon_skb_mutex); + rt2x00queue_stop_queue(rt2x00dev->bcn); + mutex_unlock(&intf->beacon_skb_mutex); + } + + + } else if (bss_conf->enable_beacon && !intf->enable_beacon) { + rt2x00dev->intf_beaconing++; + intf->enable_beacon = true; + + if (rt2x00dev->intf_beaconing == 1) { + /* + * First beaconing interface enabled + * -> start beacon queue. + */ + mutex_lock(&intf->beacon_skb_mutex); + rt2x00queue_start_queue(rt2x00dev->bcn); + mutex_unlock(&intf->beacon_skb_mutex); + } + } + } /* * When the association status has changed we must reset the link @@ -657,7 +690,7 @@ int rt2x00mac_conf_tx(struct ieee80211_hw *hw, u16 queue_idx, struct rt2x00_dev *rt2x00dev = hw->priv; struct data_queue *queue; - queue = rt2x00queue_get_queue(rt2x00dev, queue_idx); + queue = rt2x00queue_get_tx_queue(rt2x00dev, queue_idx); if (unlikely(!queue)) return -EINVAL; diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.c b/drivers/net/wireless/rt2x00/rt2x00pci.c index ace0b66..4dd82b0 100644 --- a/drivers/net/wireless/rt2x00/rt2x00pci.c +++ b/drivers/net/wireless/rt2x00/rt2x00pci.c @@ -160,10 +160,9 @@ int rt2x00pci_initialize(struct rt2x00_dev *rt2x00dev) /* * Register interrupt handler. */ - status = request_threaded_irq(rt2x00dev->irq, - rt2x00dev->ops->lib->irq_handler, - rt2x00dev->ops->lib->irq_handler_thread, - IRQF_SHARED, rt2x00dev->name, rt2x00dev); + status = request_irq(rt2x00dev->irq, + rt2x00dev->ops->lib->irq_handler, + IRQF_SHARED, rt2x00dev->name, rt2x00dev); if (status) { ERROR(rt2x00dev, "IRQ %d allocation failed (error %d).\n", rt2x00dev->irq, status); diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c index ca82b3a..4b3c70e 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c @@ -221,14 +221,17 @@ static void rt2x00queue_create_tx_descriptor_seq(struct queue_entry *entry, struct rt2x00_intf *intf = vif_to_intf(tx_info->control.vif); unsigned long irqflags; - if (!(tx_info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) || - unlikely(!tx_info->control.vif)) + if (!(tx_info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ)) + return; + + __set_bit(ENTRY_TXD_GENERATE_SEQ, &txdesc->flags); + + if (!test_bit(DRIVER_REQUIRE_SW_SEQNO, &entry->queue->rt2x00dev->flags)) return; /* - * Hardware should insert sequence counter. - * FIXME: We insert a software sequence counter first for - * hardware that doesn't support hardware sequence counting. + * The hardware is not able to insert a sequence number. Assign a + * software generated one here. * * This is wrong because beacons are not getting sequence * numbers assigned properly. @@ -246,7 +249,6 @@ static void rt2x00queue_create_tx_descriptor_seq(struct queue_entry *entry, spin_unlock_irqrestore(&intf->seqlock, irqflags); - __set_bit(ENTRY_TXD_GENERATE_SEQ, &txdesc->flags); } static void rt2x00queue_create_tx_descriptor_plcp(struct queue_entry *entry, @@ -260,6 +262,16 @@ static void rt2x00queue_create_tx_descriptor_plcp(struct queue_entry *entry, unsigned int duration; unsigned int residual; + /* + * Determine with what IFS priority this frame should be send. + * Set ifs to IFS_SIFS when the this is not the first fragment, + * or this fragment came after RTS/CTS. + */ + if (test_bit(ENTRY_TXD_FIRST_FRAGMENT, &txdesc->flags)) + txdesc->u.plcp.ifs = IFS_BACKOFF; + else + txdesc->u.plcp.ifs = IFS_SIFS; + /* Data length + CRC + Crypto overhead (IV/EIV/ICV/MIC) */ data_length = entry->skb->len + 4; data_length += rt2x00crypto_tx_overhead(rt2x00dev, entry->skb); @@ -268,12 +280,12 @@ static void rt2x00queue_create_tx_descriptor_plcp(struct queue_entry *entry, * PLCP setup * Length calculation depends on OFDM/CCK rate. */ - txdesc->signal = hwrate->plcp; - txdesc->service = 0x04; + txdesc->u.plcp.signal = hwrate->plcp; + txdesc->u.plcp.service = 0x04; if (hwrate->flags & DEV_RATE_OFDM) { - txdesc->length_high = (data_length >> 6) & 0x3f; - txdesc->length_low = data_length & 0x3f; + txdesc->u.plcp.length_high = (data_length >> 6) & 0x3f; + txdesc->u.plcp.length_low = data_length & 0x3f; } else { /* * Convert length to microseconds. @@ -288,18 +300,18 @@ static void rt2x00queue_create_tx_descriptor_plcp(struct queue_entry *entry, * Check if we need to set the Length Extension */ if (hwrate->bitrate == 110 && residual <= 30) - txdesc->service |= 0x80; + txdesc->u.plcp.service |= 0x80; } - txdesc->length_high = (duration >> 8) & 0xff; - txdesc->length_low = duration & 0xff; + txdesc->u.plcp.length_high = (duration >> 8) & 0xff; + txdesc->u.plcp.length_low = duration & 0xff; /* * When preamble is enabled we should set the * preamble bit for the signal. */ if (txrate->flags & IEEE80211_TX_RC_USE_SHORT_PREAMBLE) - txdesc->signal |= 0x08; + txdesc->u.plcp.signal |= 0x08; } } @@ -309,9 +321,9 @@ static void rt2x00queue_create_tx_descriptor(struct queue_entry *entry, struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(entry->skb); struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)entry->skb->data; - struct ieee80211_rate *rate = - ieee80211_get_tx_rate(rt2x00dev->hw, tx_info); - const struct rt2x00_rate *hwrate; + struct ieee80211_tx_rate *txrate = &tx_info->control.rates[0]; + struct ieee80211_rate *rate; + const struct rt2x00_rate *hwrate = NULL; memset(txdesc, 0, sizeof(*txdesc)); @@ -365,42 +377,42 @@ static void rt2x00queue_create_tx_descriptor(struct queue_entry *entry, /* * Beacons and probe responses require the tsf timestamp - * to be inserted into the frame, except for a frame that has been injected - * through a monitor interface. This latter is needed for testing a - * monitor interface. + * to be inserted into the frame. */ - if ((ieee80211_is_beacon(hdr->frame_control) || - ieee80211_is_probe_resp(hdr->frame_control)) && - (!(tx_info->flags & IEEE80211_TX_CTL_INJECTED))) + if (ieee80211_is_beacon(hdr->frame_control) || + ieee80211_is_probe_resp(hdr->frame_control)) __set_bit(ENTRY_TXD_REQ_TIMESTAMP, &txdesc->flags); - /* - * Determine with what IFS priority this frame should be send. - * Set ifs to IFS_SIFS when the this is not the first fragment, - * or this fragment came after RTS/CTS. - */ if ((tx_info->flags & IEEE80211_TX_CTL_FIRST_FRAGMENT) && - !test_bit(ENTRY_TXD_RTS_FRAME, &txdesc->flags)) { + !test_bit(ENTRY_TXD_RTS_FRAME, &txdesc->flags)) __set_bit(ENTRY_TXD_FIRST_FRAGMENT, &txdesc->flags); - txdesc->ifs = IFS_BACKOFF; - } else - txdesc->ifs = IFS_SIFS; /* * Determine rate modulation. */ - hwrate = rt2x00_get_rate(rate->hw_value); - txdesc->rate_mode = RATE_MODE_CCK; - if (hwrate->flags & DEV_RATE_OFDM) - txdesc->rate_mode = RATE_MODE_OFDM; + if (txrate->flags & IEEE80211_TX_RC_GREEN_FIELD) + txdesc->rate_mode = RATE_MODE_HT_GREENFIELD; + else if (txrate->flags & IEEE80211_TX_RC_MCS) + txdesc->rate_mode = RATE_MODE_HT_MIX; + else { + rate = ieee80211_get_tx_rate(rt2x00dev->hw, tx_info); + hwrate = rt2x00_get_rate(rate->hw_value); + if (hwrate->flags & DEV_RATE_OFDM) + txdesc->rate_mode = RATE_MODE_OFDM; + else + txdesc->rate_mode = RATE_MODE_CCK; + } /* * Apply TX descriptor handling by components */ rt2x00crypto_create_tx_descriptor(entry, txdesc); - rt2x00ht_create_tx_descriptor(entry, txdesc, hwrate); rt2x00queue_create_tx_descriptor_seq(entry, txdesc); - rt2x00queue_create_tx_descriptor_plcp(entry, txdesc, hwrate); + + if (test_bit(DRIVER_REQUIRE_HT_TX_DESC, &rt2x00dev->flags)) + rt2x00ht_create_tx_descriptor(entry, txdesc, hwrate); + else + rt2x00queue_create_tx_descriptor_plcp(entry, txdesc, hwrate); } static int rt2x00queue_write_tx_data(struct queue_entry *entry, @@ -566,13 +578,10 @@ int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb, return 0; } -int rt2x00queue_update_beacon(struct rt2x00_dev *rt2x00dev, - struct ieee80211_vif *vif, - const bool enable_beacon) +int rt2x00queue_clear_beacon(struct rt2x00_dev *rt2x00dev, + struct ieee80211_vif *vif) { struct rt2x00_intf *intf = vif_to_intf(vif); - struct skb_frame_desc *skbdesc; - struct txentry_desc txdesc; if (unlikely(!intf->beacon)) return -ENOBUFS; @@ -584,17 +593,36 @@ int rt2x00queue_update_beacon(struct rt2x00_dev *rt2x00dev, */ rt2x00queue_free_skb(intf->beacon); - if (!enable_beacon) { - rt2x00queue_stop_queue(intf->beacon->queue); - mutex_unlock(&intf->beacon_skb_mutex); - return 0; - } + /* + * Clear beacon (single bssid devices don't need to clear the beacon + * since the beacon queue will get stopped anyway). + */ + if (rt2x00dev->ops->lib->clear_beacon) + rt2x00dev->ops->lib->clear_beacon(intf->beacon); + + mutex_unlock(&intf->beacon_skb_mutex); + + return 0; +} + +int rt2x00queue_update_beacon_locked(struct rt2x00_dev *rt2x00dev, + struct ieee80211_vif *vif) +{ + struct rt2x00_intf *intf = vif_to_intf(vif); + struct skb_frame_desc *skbdesc; + struct txentry_desc txdesc; + + if (unlikely(!intf->beacon)) + return -ENOBUFS; + + /* + * Clean up the beacon skb. + */ + rt2x00queue_free_skb(intf->beacon); intf->beacon->skb = ieee80211_beacon_get(rt2x00dev->hw, vif); - if (!intf->beacon->skb) { - mutex_unlock(&intf->beacon_skb_mutex); + if (!intf->beacon->skb) return -ENOMEM; - } /* * Copy all TX descriptor information into txdesc, @@ -611,13 +639,25 @@ int rt2x00queue_update_beacon(struct rt2x00_dev *rt2x00dev, skbdesc->entry = intf->beacon; /* - * Send beacon to hardware and enable beacon genaration.. + * Send beacon to hardware. */ rt2x00dev->ops->lib->write_beacon(intf->beacon, &txdesc); + return 0; + +} + +int rt2x00queue_update_beacon(struct rt2x00_dev *rt2x00dev, + struct ieee80211_vif *vif) +{ + struct rt2x00_intf *intf = vif_to_intf(vif); + int ret; + + mutex_lock(&intf->beacon_skb_mutex); + ret = rt2x00queue_update_beacon_locked(rt2x00dev, vif); mutex_unlock(&intf->beacon_skb_mutex); - return 0; + return ret; } void rt2x00queue_for_each_entry(struct data_queue *queue, @@ -665,29 +705,6 @@ void rt2x00queue_for_each_entry(struct data_queue *queue, } EXPORT_SYMBOL_GPL(rt2x00queue_for_each_entry); -struct data_queue *rt2x00queue_get_queue(struct rt2x00_dev *rt2x00dev, - const enum data_queue_qid queue) -{ - int atim = test_bit(DRIVER_REQUIRE_ATIM_QUEUE, &rt2x00dev->flags); - - if (queue == QID_RX) - return rt2x00dev->rx; - - if (queue < rt2x00dev->ops->tx_queues && rt2x00dev->tx) - return &rt2x00dev->tx[queue]; - - if (!rt2x00dev->bcn) - return NULL; - - if (queue == QID_BEACON) - return &rt2x00dev->bcn[0]; - else if (queue == QID_ATIM && atim) - return &rt2x00dev->bcn[1]; - - return NULL; -} -EXPORT_SYMBOL_GPL(rt2x00queue_get_queue); - struct queue_entry *rt2x00queue_get_entry(struct data_queue *queue, enum queue_index index) { @@ -885,7 +902,7 @@ void rt2x00queue_flush_queue(struct data_queue *queue, bool drop) * The queue flush has failed... */ if (unlikely(!rt2x00queue_empty(queue))) - WARNING(queue->rt2x00dev, "Queue %d failed to flush", queue->qid); + WARNING(queue->rt2x00dev, "Queue %d failed to flush\n", queue->qid); /* * Restore the queue to the previous status @@ -1063,7 +1080,7 @@ int rt2x00queue_initialize(struct rt2x00_dev *rt2x00dev) goto exit; if (test_bit(DRIVER_REQUIRE_ATIM_QUEUE, &rt2x00dev->flags)) { - status = rt2x00queue_alloc_entries(&rt2x00dev->bcn[1], + status = rt2x00queue_alloc_entries(rt2x00dev->atim, rt2x00dev->ops->atim); if (status) goto exit; @@ -1137,6 +1154,7 @@ int rt2x00queue_allocate(struct rt2x00_dev *rt2x00dev) rt2x00dev->rx = queue; rt2x00dev->tx = &queue[1]; rt2x00dev->bcn = &queue[1 + rt2x00dev->ops->tx_queues]; + rt2x00dev->atim = req_atim ? &queue[2 + rt2x00dev->ops->tx_queues] : NULL; /* * Initialize queue parameters. @@ -1153,9 +1171,9 @@ int rt2x00queue_allocate(struct rt2x00_dev *rt2x00dev) tx_queue_for_each(rt2x00dev, queue) rt2x00queue_init(rt2x00dev, queue, qid++); - rt2x00queue_init(rt2x00dev, &rt2x00dev->bcn[0], QID_BEACON); + rt2x00queue_init(rt2x00dev, rt2x00dev->bcn, QID_BEACON); if (req_atim) - rt2x00queue_init(rt2x00dev, &rt2x00dev->bcn[1], QID_ATIM); + rt2x00queue_init(rt2x00dev, rt2x00dev->atim, QID_ATIM); return 0; } diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.h b/drivers/net/wireless/rt2x00/rt2x00queue.h index fab8e26..0c8b0c6 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.h +++ b/drivers/net/wireless/rt2x00/rt2x00queue.h @@ -305,20 +305,27 @@ struct txentry_desc { u16 length; u16 header_length; - u16 length_high; - u16 length_low; - u16 signal; - u16 service; - - u16 mcs; - u16 stbc; - u16 ba_size; - u16 rate_mode; - u16 mpdu_density; + union { + struct { + u16 length_high; + u16 length_low; + u16 signal; + u16 service; + enum ifs ifs; + } plcp; + + struct { + u16 mcs; + u8 stbc; + u8 ba_size; + u8 mpdu_density; + enum txop txop; + } ht; + } u; + + enum rate_modulation rate_mode; short retry_limit; - short ifs; - short txop; enum cipher cipher; u16 key_idx; diff --git a/drivers/net/wireless/rt2x00/rt2x00reg.h b/drivers/net/wireless/rt2x00/rt2x00reg.h index e8259ae..6f867ee 100644 --- a/drivers/net/wireless/rt2x00/rt2x00reg.h +++ b/drivers/net/wireless/rt2x00/rt2x00reg.h @@ -85,8 +85,6 @@ enum dev_state { STATE_RADIO_OFF, STATE_RADIO_IRQ_ON, STATE_RADIO_IRQ_OFF, - STATE_RADIO_IRQ_ON_ISR, - STATE_RADIO_IRQ_OFF_ISR, }; /* diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index 1a9937d..fbe735f 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -227,7 +227,7 @@ static void rt2x00usb_interrupt_txdone(struct urb *urb) * Schedule the delayed work for reading the TX status * from the device. */ - ieee80211_queue_work(rt2x00dev->hw, &rt2x00dev->txdone_work); + queue_work(rt2x00dev->workqueue, &rt2x00dev->txdone_work); } static void rt2x00usb_kick_tx_entry(struct queue_entry *entry) @@ -320,7 +320,7 @@ static void rt2x00usb_interrupt_rxdone(struct urb *urb) * Schedule the delayed work for reading the RX status * from the device. */ - ieee80211_queue_work(rt2x00dev->hw, &rt2x00dev->rxdone_work); + queue_work(rt2x00dev->workqueue, &rt2x00dev->rxdone_work); } static void rt2x00usb_kick_rx_entry(struct queue_entry *entry) @@ -429,7 +429,7 @@ void rt2x00usb_flush_queue(struct data_queue *queue) * Schedule the completion handler manually, when this * worker function runs, it should cleanup the queue. */ - ieee80211_queue_work(queue->rt2x00dev->hw, completion); + queue_work(queue->rt2x00dev->workqueue, completion); /* * Wait for a little while to give the driver @@ -453,7 +453,7 @@ static void rt2x00usb_watchdog_tx_status(struct data_queue *queue) WARNING(queue->rt2x00dev, "TX queue %d status timed out," " invoke forced tx handler\n", queue->qid); - ieee80211_queue_work(queue->rt2x00dev->hw, &queue->rt2x00dev->txdone_work); + queue_work(queue->rt2x00dev->workqueue, &queue->rt2x00dev->txdone_work); } void rt2x00usb_watchdog(struct rt2x00_dev *rt2x00dev) diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index 8de44dd..77e8113 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -551,26 +551,14 @@ static void rt61pci_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00intf_conf *conf, const unsigned int flags) { - unsigned int beacon_base; u32 reg; if (flags & CONFIG_UPDATE_TYPE) { /* - * Clear current synchronisation setup. - * For the Beacon base registers, we only need to clear - * the first byte since that byte contains the VALID and OWNER - * bits which (when set to 0) will invalidate the entire beacon. - */ - beacon_base = HW_BEACON_OFFSET(intf->beacon->entry_idx); - rt2x00pci_register_write(rt2x00dev, beacon_base, 0); - - /* * Enable synchronisation. */ rt2x00pci_register_read(rt2x00dev, TXRX_CSR9, ®); - rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 1); rt2x00_set_field32(®, TXRX_CSR9_TSF_SYNC, conf->sync); - rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 1); rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg); } @@ -1154,6 +1142,11 @@ static void rt61pci_start_queue(struct data_queue *queue) rt2x00pci_register_write(rt2x00dev, TXRX_CSR0, reg); break; case QID_BEACON: + /* + * Allow the tbtt tasklet to be scheduled. + */ + tasklet_enable(&rt2x00dev->tbtt_tasklet); + rt2x00pci_register_read(rt2x00dev, TXRX_CSR9, ®); rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 1); rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 1); @@ -1233,6 +1226,11 @@ static void rt61pci_stop_queue(struct data_queue *queue) rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 0); rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0); rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg); + + /* + * Wait for possibly running tbtt tasklets. + */ + tasklet_disable(&rt2x00dev->tbtt_tasklet); break; default: break; @@ -1719,9 +1717,9 @@ static int rt61pci_init_bbp(struct rt2x00_dev *rt2x00dev) static void rt61pci_toggle_irq(struct rt2x00_dev *rt2x00dev, enum dev_state state) { - int mask = (state == STATE_RADIO_IRQ_OFF) || - (state == STATE_RADIO_IRQ_OFF_ISR); + int mask = (state == STATE_RADIO_IRQ_OFF); u32 reg; + unsigned long flags; /* * When interrupts are being enabled, the interrupt registers @@ -1733,12 +1731,21 @@ static void rt61pci_toggle_irq(struct rt2x00_dev *rt2x00dev, rt2x00pci_register_read(rt2x00dev, MCU_INT_SOURCE_CSR, ®); rt2x00pci_register_write(rt2x00dev, MCU_INT_SOURCE_CSR, reg); + + /* + * Enable tasklets. + */ + tasklet_enable(&rt2x00dev->txstatus_tasklet); + tasklet_enable(&rt2x00dev->rxdone_tasklet); + tasklet_enable(&rt2x00dev->autowake_tasklet); } /* * Only toggle the interrupts bits we are going to use. * Non-checked interrupt bits are disabled by default. */ + spin_lock_irqsave(&rt2x00dev->irqmask_lock, flags); + rt2x00pci_register_read(rt2x00dev, INT_MASK_CSR, ®); rt2x00_set_field32(®, INT_MASK_CSR_TXDONE, mask); rt2x00_set_field32(®, INT_MASK_CSR_RXDONE, mask); @@ -1758,6 +1765,17 @@ static void rt61pci_toggle_irq(struct rt2x00_dev *rt2x00dev, rt2x00_set_field32(®, MCU_INT_MASK_CSR_7, mask); rt2x00_set_field32(®, MCU_INT_MASK_CSR_TWAKEUP, mask); rt2x00pci_register_write(rt2x00dev, MCU_INT_MASK_CSR, reg); + + spin_unlock_irqrestore(&rt2x00dev->irqmask_lock, flags); + + if (state == STATE_RADIO_IRQ_OFF) { + /* + * Ensure that all tasklets are finished. + */ + tasklet_disable(&rt2x00dev->txstatus_tasklet); + tasklet_disable(&rt2x00dev->rxdone_tasklet); + tasklet_disable(&rt2x00dev->autowake_tasklet); + } } static int rt61pci_enable_radio(struct rt2x00_dev *rt2x00dev) @@ -1833,9 +1851,7 @@ static int rt61pci_set_device_state(struct rt2x00_dev *rt2x00dev, rt61pci_disable_radio(rt2x00dev); break; case STATE_RADIO_IRQ_ON: - case STATE_RADIO_IRQ_ON_ISR: case STATE_RADIO_IRQ_OFF: - case STATE_RADIO_IRQ_OFF_ISR: rt61pci_toggle_irq(rt2x00dev, state); break; case STATE_DEEP_SLEEP: @@ -1882,10 +1898,12 @@ static void rt61pci_write_tx_desc(struct queue_entry *entry, rt2x00_desc_write(txd, 1, word); rt2x00_desc_read(txd, 2, &word); - rt2x00_set_field32(&word, TXD_W2_PLCP_SIGNAL, txdesc->signal); - rt2x00_set_field32(&word, TXD_W2_PLCP_SERVICE, txdesc->service); - rt2x00_set_field32(&word, TXD_W2_PLCP_LENGTH_LOW, txdesc->length_low); - rt2x00_set_field32(&word, TXD_W2_PLCP_LENGTH_HIGH, txdesc->length_high); + rt2x00_set_field32(&word, TXD_W2_PLCP_SIGNAL, txdesc->u.plcp.signal); + rt2x00_set_field32(&word, TXD_W2_PLCP_SERVICE, txdesc->u.plcp.service); + rt2x00_set_field32(&word, TXD_W2_PLCP_LENGTH_LOW, + txdesc->u.plcp.length_low); + rt2x00_set_field32(&word, TXD_W2_PLCP_LENGTH_HIGH, + txdesc->u.plcp.length_high); rt2x00_desc_write(txd, 2, word); if (test_bit(ENTRY_TXD_ENCRYPT, &txdesc->flags)) { @@ -1930,7 +1948,7 @@ static void rt61pci_write_tx_desc(struct queue_entry *entry, test_bit(ENTRY_TXD_REQ_TIMESTAMP, &txdesc->flags)); rt2x00_set_field32(&word, TXD_W0_OFDM, (txdesc->rate_mode == RATE_MODE_OFDM)); - rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->ifs); + rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->u.plcp.ifs); rt2x00_set_field32(&word, TXD_W0_RETRY_MODE, test_bit(ENTRY_TXD_RETRY_MODE, &txdesc->flags)); rt2x00_set_field32(&word, TXD_W0_TKIP_MIC, @@ -1962,13 +1980,14 @@ static void rt61pci_write_beacon(struct queue_entry *entry, struct queue_entry_priv_pci *entry_priv = entry->priv_data; unsigned int beacon_base; unsigned int padding_len; - u32 reg; + u32 orig_reg, reg; /* * Disable beaconing while we are reloading the beacon data, * otherwise we might be sending out invalid data. */ rt2x00pci_register_read(rt2x00dev, TXRX_CSR9, ®); + orig_reg = reg; rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0); rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg); @@ -1986,7 +2005,14 @@ static void rt61pci_write_beacon(struct queue_entry *entry, * Write entire beacon with descriptor and padding to register. */ padding_len = roundup(entry->skb->len, 4) - entry->skb->len; - skb_pad(entry->skb, padding_len); + if (padding_len && skb_pad(entry->skb, padding_len)) { + ERROR(rt2x00dev, "Failure padding beacon, aborting\n"); + /* skb freed by skb_pad() on failure */ + entry->skb = NULL; + rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, orig_reg); + return; + } + beacon_base = HW_BEACON_OFFSET(entry->entry_idx); rt2x00pci_register_multiwrite(rt2x00dev, beacon_base, entry_priv->desc, TXINFO_SIZE); @@ -2002,8 +2028,6 @@ static void rt61pci_write_beacon(struct queue_entry *entry, */ rt2x00pci_register_write(rt2x00dev, TXRX_CSR10, 0x00001008); - rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 1); - rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 1); rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 1); rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg); @@ -2014,6 +2038,32 @@ static void rt61pci_write_beacon(struct queue_entry *entry, entry->skb = NULL; } +static void rt61pci_clear_beacon(struct queue_entry *entry) +{ + struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; + u32 reg; + + /* + * Disable beaconing while we are reloading the beacon data, + * otherwise we might be sending out invalid data. + */ + rt2x00pci_register_read(rt2x00dev, TXRX_CSR9, ®); + rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0); + rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg); + + /* + * Clear beacon. + */ + rt2x00pci_register_write(rt2x00dev, + HW_BEACON_OFFSET(entry->entry_idx), 0); + + /* + * Enable beaconing again. + */ + rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 1); + rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg); +} + /* * RX control handlers */ @@ -2078,9 +2128,8 @@ static void rt61pci_fill_rxdone(struct queue_entry *entry, rxdesc->flags |= RX_FLAG_IV_STRIPPED; /* - * FIXME: Legacy driver indicates that the frame does - * contain the Michael Mic. Unfortunately, in rt2x00 - * the MIC seems to be missing completely... + * The hardware has already checked the Michael Mic and has + * stripped it from the frame. Signal this to mac80211. */ rxdesc->flags |= RX_FLAG_MMIC_STRIPPED; @@ -2143,7 +2192,7 @@ static void rt61pci_txdone(struct rt2x00_dev *rt2x00dev) * queue identication number. */ type = rt2x00_get_field32(reg, STA_CSR4_PID_TYPE); - queue = rt2x00queue_get_queue(rt2x00dev, type); + queue = rt2x00queue_get_tx_queue(rt2x00dev, type); if (unlikely(!queue)) continue; @@ -2211,61 +2260,77 @@ static void rt61pci_wakeup(struct rt2x00_dev *rt2x00dev) rt61pci_config(rt2x00dev, &libconf, IEEE80211_CONF_CHANGE_PS); } -static irqreturn_t rt61pci_interrupt_thread(int irq, void *dev_instance) +static void rt61pci_enable_interrupt(struct rt2x00_dev *rt2x00dev, + struct rt2x00_field32 irq_field) { - struct rt2x00_dev *rt2x00dev = dev_instance; - u32 reg = rt2x00dev->irqvalue[0]; - u32 reg_mcu = rt2x00dev->irqvalue[1]; + u32 reg; /* - * Handle interrupts, walk through all bits - * and run the tasks, the bits are checked in order of - * priority. + * Enable a single interrupt. The interrupt mask register + * access needs locking. */ + spin_lock_irq(&rt2x00dev->irqmask_lock); - /* - * 1 - Rx ring done interrupt. - */ - if (rt2x00_get_field32(reg, INT_SOURCE_CSR_RXDONE)) - rt2x00pci_rxdone(rt2x00dev); + rt2x00pci_register_read(rt2x00dev, INT_MASK_CSR, ®); + rt2x00_set_field32(®, irq_field, 0); + rt2x00pci_register_write(rt2x00dev, INT_MASK_CSR, reg); - /* - * 2 - Tx ring done interrupt. - */ - if (rt2x00_get_field32(reg, INT_SOURCE_CSR_TXDONE)) - rt61pci_txdone(rt2x00dev); + spin_unlock_irq(&rt2x00dev->irqmask_lock); +} - /* - * 3 - Handle MCU command done. - */ - if (reg_mcu) - rt2x00pci_register_write(rt2x00dev, - M2H_CMD_DONE_CSR, 0xffffffff); +static void rt61pci_enable_mcu_interrupt(struct rt2x00_dev *rt2x00dev, + struct rt2x00_field32 irq_field) +{ + u32 reg; /* - * 4 - MCU Autowakeup interrupt. + * Enable a single MCU interrupt. The interrupt mask register + * access needs locking. */ - if (rt2x00_get_field32(reg_mcu, MCU_INT_SOURCE_CSR_TWAKEUP)) - rt61pci_wakeup(rt2x00dev); + spin_lock_irq(&rt2x00dev->irqmask_lock); - /* - * 5 - Beacon done interrupt. - */ - if (rt2x00_get_field32(reg, INT_SOURCE_CSR_BEACON_DONE)) - rt2x00lib_beacondone(rt2x00dev); + rt2x00pci_register_read(rt2x00dev, MCU_INT_MASK_CSR, ®); + rt2x00_set_field32(®, irq_field, 0); + rt2x00pci_register_write(rt2x00dev, MCU_INT_MASK_CSR, reg); - /* Enable interrupts again. */ - rt2x00dev->ops->lib->set_device_state(rt2x00dev, - STATE_RADIO_IRQ_ON_ISR); - return IRQ_HANDLED; + spin_unlock_irq(&rt2x00dev->irqmask_lock); +} + +static void rt61pci_txstatus_tasklet(unsigned long data) +{ + struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data; + rt61pci_txdone(rt2x00dev); + rt61pci_enable_interrupt(rt2x00dev, INT_MASK_CSR_TXDONE); +} + +static void rt61pci_tbtt_tasklet(unsigned long data) +{ + struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data; + rt2x00lib_beacondone(rt2x00dev); + rt61pci_enable_interrupt(rt2x00dev, INT_MASK_CSR_BEACON_DONE); +} + +static void rt61pci_rxdone_tasklet(unsigned long data) +{ + struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data; + rt2x00pci_rxdone(rt2x00dev); + rt61pci_enable_interrupt(rt2x00dev, INT_MASK_CSR_RXDONE); } +static void rt61pci_autowake_tasklet(unsigned long data) +{ + struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data; + rt61pci_wakeup(rt2x00dev); + rt2x00pci_register_write(rt2x00dev, + M2H_CMD_DONE_CSR, 0xffffffff); + rt61pci_enable_mcu_interrupt(rt2x00dev, MCU_INT_MASK_CSR_TWAKEUP); +} static irqreturn_t rt61pci_interrupt(int irq, void *dev_instance) { struct rt2x00_dev *rt2x00dev = dev_instance; - u32 reg_mcu; - u32 reg; + u32 reg_mcu, mask_mcu; + u32 reg, mask; /* * Get the interrupt sources & saved to local variable. @@ -2283,14 +2348,46 @@ static irqreturn_t rt61pci_interrupt(int irq, void *dev_instance) if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) return IRQ_HANDLED; - /* Store irqvalues for use in the interrupt thread. */ - rt2x00dev->irqvalue[0] = reg; - rt2x00dev->irqvalue[1] = reg_mcu; + /* + * Schedule tasklets for interrupt handling. + */ + if (rt2x00_get_field32(reg, INT_SOURCE_CSR_RXDONE)) + tasklet_schedule(&rt2x00dev->rxdone_tasklet); + + if (rt2x00_get_field32(reg, INT_SOURCE_CSR_TXDONE)) + tasklet_schedule(&rt2x00dev->txstatus_tasklet); + + if (rt2x00_get_field32(reg, INT_SOURCE_CSR_BEACON_DONE)) + tasklet_hi_schedule(&rt2x00dev->tbtt_tasklet); + + if (rt2x00_get_field32(reg_mcu, MCU_INT_SOURCE_CSR_TWAKEUP)) + tasklet_schedule(&rt2x00dev->autowake_tasklet); + + /* + * Since INT_MASK_CSR and INT_SOURCE_CSR use the same bits + * for interrupts and interrupt masks we can just use the value of + * INT_SOURCE_CSR to create the interrupt mask. + */ + mask = reg; + mask_mcu = reg_mcu; - /* 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; + /* + * Disable all interrupts for which a tasklet was scheduled right now, + * the tasklet will reenable the appropriate interrupts. + */ + spin_lock(&rt2x00dev->irqmask_lock); + + rt2x00pci_register_read(rt2x00dev, INT_MASK_CSR, ®); + reg |= mask; + rt2x00pci_register_write(rt2x00dev, INT_MASK_CSR, reg); + + rt2x00pci_register_read(rt2x00dev, MCU_INT_MASK_CSR, ®); + reg |= mask_mcu; + rt2x00pci_register_write(rt2x00dev, MCU_INT_MASK_CSR, reg); + + spin_unlock(&rt2x00dev->irqmask_lock); + + return IRQ_HANDLED; } /* @@ -2819,7 +2916,7 @@ static int rt61pci_conf_tx(struct ieee80211_hw *hw, u16 queue_idx, if (queue_idx >= 4) return 0; - queue = rt2x00queue_get_queue(rt2x00dev, queue_idx); + queue = rt2x00queue_get_tx_queue(rt2x00dev, queue_idx); /* Update WMM TXOP register */ offset = AC_TXOP_CSR0 + (sizeof(u32) * (!!(queue_idx & 2))); @@ -2884,7 +2981,10 @@ static const struct ieee80211_ops rt61pci_mac80211_ops = { static const struct rt2x00lib_ops rt61pci_rt2x00_ops = { .irq_handler = rt61pci_interrupt, - .irq_handler_thread = rt61pci_interrupt_thread, + .txstatus_tasklet = rt61pci_txstatus_tasklet, + .tbtt_tasklet = rt61pci_tbtt_tasklet, + .rxdone_tasklet = rt61pci_rxdone_tasklet, + .autowake_tasklet = rt61pci_autowake_tasklet, .probe_hw = rt61pci_probe_hw, .get_firmware_name = rt61pci_get_firmware_name, .check_firmware = rt61pci_check_firmware, @@ -2903,6 +3003,7 @@ static const struct rt2x00lib_ops rt61pci_rt2x00_ops = { .stop_queue = rt61pci_stop_queue, .write_tx_desc = rt61pci_write_tx_desc, .write_beacon = rt61pci_write_beacon, + .clear_beacon = rt61pci_clear_beacon, .fill_rxdone = rt61pci_fill_rxdone, .config_shared_key = rt61pci_config_shared_key, .config_pairwise_key = rt61pci_config_pairwise_key, diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index 029be3c..02f1148 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -502,26 +502,14 @@ static void rt73usb_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00intf_conf *conf, const unsigned int flags) { - unsigned int beacon_base; u32 reg; if (flags & CONFIG_UPDATE_TYPE) { /* - * Clear current synchronisation setup. - * For the Beacon base registers we only need to clear - * the first byte since that byte contains the VALID and OWNER - * bits which (when set to 0) will invalidate the entire beacon. - */ - beacon_base = HW_BEACON_OFFSET(intf->beacon->entry_idx); - rt2x00usb_register_write(rt2x00dev, beacon_base, 0); - - /* * Enable synchronisation. */ rt2x00usb_register_read(rt2x00dev, TXRX_CSR9, ®); - rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 1); rt2x00_set_field32(®, TXRX_CSR9_TSF_SYNC, conf->sync); - rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 1); rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg); } @@ -1440,9 +1428,7 @@ static int rt73usb_set_device_state(struct rt2x00_dev *rt2x00dev, rt73usb_disable_radio(rt2x00dev); break; case STATE_RADIO_IRQ_ON: - case STATE_RADIO_IRQ_ON_ISR: case STATE_RADIO_IRQ_OFF: - case STATE_RADIO_IRQ_OFF_ISR: /* No support, but no error either */ break; case STATE_DEEP_SLEEP: @@ -1488,7 +1474,7 @@ static void rt73usb_write_tx_desc(struct queue_entry *entry, test_bit(ENTRY_TXD_REQ_TIMESTAMP, &txdesc->flags)); rt2x00_set_field32(&word, TXD_W0_OFDM, (txdesc->rate_mode == RATE_MODE_OFDM)); - rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->ifs); + rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->u.plcp.ifs); rt2x00_set_field32(&word, TXD_W0_RETRY_MODE, test_bit(ENTRY_TXD_RETRY_MODE, &txdesc->flags)); rt2x00_set_field32(&word, TXD_W0_TKIP_MIC, @@ -1513,10 +1499,12 @@ static void rt73usb_write_tx_desc(struct queue_entry *entry, rt2x00_desc_write(txd, 1, word); rt2x00_desc_read(txd, 2, &word); - rt2x00_set_field32(&word, TXD_W2_PLCP_SIGNAL, txdesc->signal); - rt2x00_set_field32(&word, TXD_W2_PLCP_SERVICE, txdesc->service); - rt2x00_set_field32(&word, TXD_W2_PLCP_LENGTH_LOW, txdesc->length_low); - rt2x00_set_field32(&word, TXD_W2_PLCP_LENGTH_HIGH, txdesc->length_high); + rt2x00_set_field32(&word, TXD_W2_PLCP_SIGNAL, txdesc->u.plcp.signal); + rt2x00_set_field32(&word, TXD_W2_PLCP_SERVICE, txdesc->u.plcp.service); + rt2x00_set_field32(&word, TXD_W2_PLCP_LENGTH_LOW, + txdesc->u.plcp.length_low); + rt2x00_set_field32(&word, TXD_W2_PLCP_LENGTH_HIGH, + txdesc->u.plcp.length_high); rt2x00_desc_write(txd, 2, word); if (test_bit(ENTRY_TXD_ENCRYPT, &txdesc->flags)) { @@ -1547,13 +1535,14 @@ static void rt73usb_write_beacon(struct queue_entry *entry, struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; unsigned int beacon_base; unsigned int padding_len; - u32 reg; + u32 orig_reg, reg; /* * Disable beaconing while we are reloading the beacon data, * otherwise we might be sending out invalid data. */ rt2x00usb_register_read(rt2x00dev, TXRX_CSR9, ®); + orig_reg = reg; rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0); rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg); @@ -1577,7 +1566,14 @@ static void rt73usb_write_beacon(struct queue_entry *entry, * Write entire beacon with descriptor and padding to register. */ padding_len = roundup(entry->skb->len, 4) - entry->skb->len; - skb_pad(entry->skb, padding_len); + if (padding_len && skb_pad(entry->skb, padding_len)) { + ERROR(rt2x00dev, "Failure padding beacon, aborting\n"); + /* skb freed by skb_pad() on failure */ + entry->skb = NULL; + rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, orig_reg); + return; + } + beacon_base = HW_BEACON_OFFSET(entry->entry_idx); rt2x00usb_register_multiwrite(rt2x00dev, beacon_base, entry->skb->data, entry->skb->len + padding_len); @@ -1590,8 +1586,6 @@ static void rt73usb_write_beacon(struct queue_entry *entry, */ rt2x00usb_register_write(rt2x00dev, TXRX_CSR10, 0x00001008); - rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 1); - rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 1); rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 1); rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg); @@ -1602,6 +1596,33 @@ static void rt73usb_write_beacon(struct queue_entry *entry, entry->skb = NULL; } +static void rt73usb_clear_beacon(struct queue_entry *entry) +{ + struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; + unsigned int beacon_base; + u32 reg; + + /* + * Disable beaconing while we are reloading the beacon data, + * otherwise we might be sending out invalid data. + */ + rt2x00usb_register_read(rt2x00dev, TXRX_CSR9, ®); + rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0); + rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg); + + /* + * Clear beacon. + */ + beacon_base = HW_BEACON_OFFSET(entry->entry_idx); + rt2x00usb_register_write(rt2x00dev, beacon_base, 0); + + /* + * Enable beaconing again. + */ + rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 1); + rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg); +} + static int rt73usb_get_tx_data_len(struct queue_entry *entry) { int length; @@ -1698,9 +1719,8 @@ static void rt73usb_fill_rxdone(struct queue_entry *entry, rxdesc->flags |= RX_FLAG_IV_STRIPPED; /* - * FIXME: Legacy driver indicates that the frame does - * contain the Michael Mic. Unfortunately, in rt2x00 - * the MIC seems to be missing completely... + * The hardware has already checked the Michael Mic and has + * stripped it from the frame. Signal this to mac80211. */ rxdesc->flags |= RX_FLAG_MMIC_STRIPPED; @@ -2229,7 +2249,7 @@ static int rt73usb_conf_tx(struct ieee80211_hw *hw, u16 queue_idx, if (queue_idx >= 4) return 0; - queue = rt2x00queue_get_queue(rt2x00dev, queue_idx); + queue = rt2x00queue_get_tx_queue(rt2x00dev, queue_idx); /* Update WMM TXOP register */ offset = AC_TXOP_CSR0 + (sizeof(u32) * (!!(queue_idx & 2))); @@ -2313,6 +2333,7 @@ static const struct rt2x00lib_ops rt73usb_rt2x00_ops = { .flush_queue = rt2x00usb_flush_queue, .write_tx_desc = rt73usb_write_tx_desc, .write_beacon = rt73usb_write_beacon, + .clear_beacon = rt73usb_clear_beacon, .get_tx_data_len = rt73usb_get_tx_data_len, .fill_rxdone = rt73usb_fill_rxdone, .config_shared_key = rt73usb_config_shared_key, |