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path: root/drivers/net/wireless/rt2x00/rt2800pci.c
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Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2800pci.c')
-rw-r--r--drivers/net/wireless/rt2x00/rt2800pci.c61
1 files changed, 29 insertions, 32 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c
index ebc17ad61dec..da48c8ac27bd 100644
--- a/drivers/net/wireless/rt2x00/rt2800pci.c
+++ b/drivers/net/wireless/rt2x00/rt2800pci.c
@@ -200,13 +200,6 @@ static void rt2800pci_start_queue(struct data_queue *queue)
rt2x00pci_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);
-
rt2x00pci_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
rt2x00_set_field32(&reg, BCN_TIME_CFG_TSF_TICKING, 1);
rt2x00_set_field32(&reg, BCN_TIME_CFG_TBTT_ENABLE, 1);
@@ -269,10 +262,13 @@ static void rt2800pci_stop_queue(struct data_queue *queue)
rt2x00pci_register_write(rt2x00dev, INT_TIMER_EN, reg);
/*
- * Wait for tbtt tasklets to finish.
+ * Wait for current invocation to finish. The tasklet
+ * won't be scheduled anymore afterwards since we disabled
+ * the TBTT and PRE TBTT timer.
*/
- tasklet_disable(&rt2x00dev->tbtt_tasklet);
- tasklet_disable(&rt2x00dev->pretbtt_tasklet);
+ tasklet_kill(&rt2x00dev->tbtt_tasklet);
+ tasklet_kill(&rt2x00dev->pretbtt_tasklet);
+
break;
default:
break;
@@ -437,14 +433,6 @@ static void rt2800pci_toggle_irq(struct rt2x00_dev *rt2x00dev,
if (state == STATE_RADIO_IRQ_ON) {
rt2x00pci_register_read(rt2x00dev, INT_SOURCE_CSR, &reg);
rt2x00pci_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);
@@ -472,12 +460,13 @@ static void rt2800pci_toggle_irq(struct rt2x00_dev *rt2x00dev,
if (state == STATE_RADIO_IRQ_OFF) {
/*
- * Ensure that all tasklets are finished before
- * disabling the interrupts.
+ * Wait for possibly running tasklets to finish.
*/
- tasklet_disable(&rt2x00dev->txstatus_tasklet);
- tasklet_disable(&rt2x00dev->rxdone_tasklet);
- tasklet_disable(&rt2x00dev->autowake_tasklet);
+ tasklet_kill(&rt2x00dev->txstatus_tasklet);
+ tasklet_kill(&rt2x00dev->rxdone_tasklet);
+ tasklet_kill(&rt2x00dev->autowake_tasklet);
+ tasklet_kill(&rt2x00dev->tbtt_tasklet);
+ tasklet_kill(&rt2x00dev->pretbtt_tasklet);
}
}
@@ -630,11 +619,11 @@ static void rt2800pci_write_tx_desc(struct queue_entry *entry,
/*
* Initialize TX descriptor
*/
- rt2x00_desc_read(txd, 0, &word);
+ word = 0;
rt2x00_set_field32(&word, TXD_W0_SD_PTR0, skbdesc->skb_dma);
rt2x00_desc_write(txd, 0, word);
- rt2x00_desc_read(txd, 1, &word);
+ word = 0;
rt2x00_set_field32(&word, TXD_W1_SD_LEN1, entry->skb->len);
rt2x00_set_field32(&word, TXD_W1_LAST_SEC1,
!test_bit(ENTRY_TXD_MORE_FRAG, &txdesc->flags));
@@ -645,12 +634,12 @@ static void rt2800pci_write_tx_desc(struct queue_entry *entry,
rt2x00_set_field32(&word, TXD_W1_DMA_DONE, 0);
rt2x00_desc_write(txd, 1, word);
- rt2x00_desc_read(txd, 2, &word);
+ word = 0;
rt2x00_set_field32(&word, TXD_W2_SD_PTR1,
skbdesc->skb_dma + TXWI_DESC_SIZE);
rt2x00_desc_write(txd, 2, word);
- rt2x00_desc_read(txd, 3, &word);
+ word = 0;
rt2x00_set_field32(&word, TXD_W3_WIV,
!test_bit(ENTRY_TXD_ENCRYPT_IV, &txdesc->flags));
rt2x00_set_field32(&word, TXD_W3_QSEL, 2);
@@ -771,7 +760,7 @@ static bool rt2800pci_txdone(struct rt2x00_dev *rt2x00dev)
}
entry = rt2x00queue_get_entry(queue, Q_INDEX_DONE);
- rt2800_txdone_entry(entry, status);
+ rt2800_txdone_entry(entry, status, rt2800pci_get_txwi(entry));
if (--max_tx_done == 0)
break;
@@ -813,14 +802,16 @@ 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);
+ if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags))
+ 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);
+ if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags))
+ rt2800pci_enable_interrupt(rt2x00dev, INT_MASK_CSR_TBTT);
}
static void rt2800pci_rxdone_tasklet(unsigned long data)
@@ -828,7 +819,7 @@ static void rt2800pci_rxdone_tasklet(unsigned long data)
struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data;
if (rt2x00pci_rxdone(rt2x00dev))
tasklet_schedule(&rt2x00dev->rxdone_tasklet);
- else
+ else if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags))
rt2800pci_enable_interrupt(rt2x00dev, INT_MASK_CSR_RX_DONE);
}
@@ -836,7 +827,8 @@ 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);
+ if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags))
+ rt2800pci_enable_interrupt(rt2x00dev, INT_MASK_CSR_AUTO_WAKEUP);
}
static void rt2800pci_txstatus_interrupt(struct rt2x00_dev *rt2x00dev)
@@ -1023,6 +1015,8 @@ static const struct ieee80211_ops rt2800pci_mac80211_ops = {
.get_stats = rt2x00mac_get_stats,
.get_tkip_seq = rt2800_get_tkip_seq,
.set_rts_threshold = rt2800_set_rts_threshold,
+ .sta_add = rt2x00mac_sta_add,
+ .sta_remove = rt2x00mac_sta_remove,
.bss_info_changed = rt2x00mac_bss_info_changed,
.conf_tx = rt2800_conf_tx,
.get_tsf = rt2800_get_tsf,
@@ -1084,6 +1078,8 @@ static const struct rt2x00lib_ops rt2800pci_rt2x00_ops = {
.config_erp = rt2800_config_erp,
.config_ant = rt2800_config_ant,
.config = rt2800_config,
+ .sta_add = rt2800_sta_add,
+ .sta_remove = rt2800_sta_remove,
};
static const struct data_queue_desc rt2800pci_queue_rx = {
@@ -1161,6 +1157,7 @@ static DEFINE_PCI_DEVICE_TABLE(rt2800pci_device_table) = {
#endif
#ifdef CONFIG_RT2800PCI_RT53XX
{ PCI_DEVICE(0x1814, 0x5390) },
+ { PCI_DEVICE(0x1814, 0x539a) },
{ PCI_DEVICE(0x1814, 0x539f) },
#endif
{ 0, }