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path: root/drivers/net/wireless/rt2x00/rt2500pci.c
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Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2500pci.c')
-rw-r--r--drivers/net/wireless/rt2x00/rt2500pci.c124
1 files changed, 75 insertions, 49 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c
index 41da3d218c65..ab0507110e42 100644
--- a/drivers/net/wireless/rt2x00/rt2500pci.c
+++ b/drivers/net/wireless/rt2x00/rt2500pci.c
@@ -626,6 +626,7 @@ static inline void rt2500pci_set_vgc(struct rt2x00_dev *rt2x00dev,
{
if (qual->vgc_level_reg != vgc_level) {
rt2500pci_bbp_write(rt2x00dev, 17, vgc_level);
+ qual->vgc_level = vgc_level;
qual->vgc_level_reg = vgc_level;
}
}
@@ -700,13 +701,10 @@ dynamic_cca_tune:
* R17 is inside the dynamic tuning range,
* start tuning the link based on the false cca counter.
*/
- if (qual->false_cca > 512 && qual->vgc_level_reg < 0x40) {
+ if (qual->false_cca > 512 && qual->vgc_level_reg < 0x40)
rt2500pci_set_vgc(rt2x00dev, qual, ++qual->vgc_level_reg);
- qual->vgc_level = qual->vgc_level_reg;
- } else if (qual->false_cca < 100 && qual->vgc_level_reg > 0x32) {
+ else if (qual->false_cca < 100 && qual->vgc_level_reg > 0x32)
rt2500pci_set_vgc(rt2x00dev, qual, --qual->vgc_level_reg);
- qual->vgc_level = qual->vgc_level_reg;
- }
}
/*
@@ -1035,7 +1033,8 @@ static void rt2500pci_toggle_rx(struct rt2x00_dev *rt2x00dev,
static void rt2500pci_toggle_irq(struct rt2x00_dev *rt2x00dev,
enum dev_state state)
{
- int mask = (state == STATE_RADIO_IRQ_OFF);
+ int mask = (state == STATE_RADIO_IRQ_OFF) ||
+ (state == STATE_RADIO_IRQ_OFF_ISR);
u32 reg;
/*
@@ -1136,7 +1135,9 @@ static int rt2500pci_set_device_state(struct rt2x00_dev *rt2x00dev,
rt2500pci_toggle_rx(rt2x00dev, state);
break;
case STATE_RADIO_IRQ_ON:
+ case STATE_RADIO_IRQ_ON_ISR:
case STATE_RADIO_IRQ_OFF:
+ case STATE_RADIO_IRQ_OFF_ISR:
rt2500pci_toggle_irq(rt2x00dev, state);
break;
case STATE_DEEP_SLEEP:
@@ -1160,12 +1161,11 @@ static int rt2500pci_set_device_state(struct rt2x00_dev *rt2x00dev,
/*
* TX descriptor initialization
*/
-static void rt2500pci_write_tx_desc(struct rt2x00_dev *rt2x00dev,
- struct sk_buff *skb,
+static void rt2500pci_write_tx_desc(struct queue_entry *entry,
struct txentry_desc *txdesc)
{
- struct skb_frame_desc *skbdesc = get_skb_frame_desc(skb);
- struct queue_entry_priv_pci *entry_priv = skbdesc->entry->priv_data;
+ struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
+ struct queue_entry_priv_pci *entry_priv = entry->priv_data;
__le32 *txd = entry_priv->desc;
u32 word;
@@ -1233,9 +1233,6 @@ static void rt2500pci_write_beacon(struct queue_entry *entry,
struct txentry_desc *txdesc)
{
struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
- struct queue_entry_priv_pci *entry_priv = entry->priv_data;
- struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
- u32 word;
u32 reg;
/*
@@ -1248,9 +1245,15 @@ static void rt2500pci_write_beacon(struct queue_entry *entry,
rt2x00queue_map_txskb(rt2x00dev, entry->skb);
- rt2x00_desc_read(entry_priv->desc, 1, &word);
- rt2x00_set_field32(&word, TXD_W1_BUFFER_ADDRESS, skbdesc->skb_dma);
- rt2x00_desc_write(entry_priv->desc, 1, word);
+ /*
+ * Write the TX descriptor for the beacon.
+ */
+ rt2500pci_write_tx_desc(entry, txdesc);
+
+ /*
+ * Dump beacon to userspace through debugfs.
+ */
+ rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_BEACON, entry->skb);
/*
* Enable beaconing again.
@@ -1261,24 +1264,24 @@ static void rt2500pci_write_beacon(struct queue_entry *entry,
rt2x00pci_register_write(rt2x00dev, CSR14, reg);
}
-static void rt2500pci_kick_tx_queue(struct rt2x00_dev *rt2x00dev,
- const enum data_queue_qid queue)
+static void rt2500pci_kick_tx_queue(struct data_queue *queue)
{
+ struct rt2x00_dev *rt2x00dev = queue->rt2x00dev;
u32 reg;
rt2x00pci_register_read(rt2x00dev, TXCSR0, &reg);
- rt2x00_set_field32(&reg, TXCSR0_KICK_PRIO, (queue == QID_AC_BE));
- rt2x00_set_field32(&reg, TXCSR0_KICK_TX, (queue == QID_AC_BK));
- rt2x00_set_field32(&reg, TXCSR0_KICK_ATIM, (queue == QID_ATIM));
+ rt2x00_set_field32(&reg, TXCSR0_KICK_PRIO, (queue->qid == QID_AC_BE));
+ rt2x00_set_field32(&reg, TXCSR0_KICK_TX, (queue->qid == QID_AC_BK));
+ rt2x00_set_field32(&reg, TXCSR0_KICK_ATIM, (queue->qid == QID_ATIM));
rt2x00pci_register_write(rt2x00dev, TXCSR0, reg);
}
-static void rt2500pci_kill_tx_queue(struct rt2x00_dev *rt2x00dev,
- const enum data_queue_qid qid)
+static void rt2500pci_kill_tx_queue(struct data_queue *queue)
{
+ struct rt2x00_dev *rt2x00dev = queue->rt2x00dev;
u32 reg;
- if (qid == QID_BEACON) {
+ if (queue->qid == QID_BEACON) {
rt2x00pci_register_write(rt2x00dev, CSR14, 0);
} else {
rt2x00pci_register_read(rt2x00dev, TXCSR0, &reg);
@@ -1366,23 +1369,10 @@ static void rt2500pci_txdone(struct rt2x00_dev *rt2x00dev,
}
}
-static irqreturn_t rt2500pci_interrupt(int irq, void *dev_instance)
+static irqreturn_t rt2500pci_interrupt_thread(int irq, void *dev_instance)
{
struct rt2x00_dev *rt2x00dev = dev_instance;
- u32 reg;
-
- /*
- * Get the interrupt sources & saved to local variable.
- * Write register value back to clear pending interrupts.
- */
- rt2x00pci_register_read(rt2x00dev, CSR7, &reg);
- rt2x00pci_register_write(rt2x00dev, CSR7, reg);
-
- if (!reg)
- return IRQ_NONE;
-
- if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags))
- return IRQ_HANDLED;
+ u32 reg = rt2x00dev->irqvalue[0];
/*
* Handle interrupts, walk through all bits
@@ -1420,9 +1410,41 @@ static irqreturn_t rt2500pci_interrupt(int irq, void *dev_instance)
if (rt2x00_get_field32(reg, CSR7_TXDONE_TXRING))
rt2500pci_txdone(rt2x00dev, QID_AC_BK);
+ /* Enable interrupts again. */
+ rt2x00dev->ops->lib->set_device_state(rt2x00dev,
+ STATE_RADIO_IRQ_ON_ISR);
+
return IRQ_HANDLED;
}
+static irqreturn_t rt2500pci_interrupt(int irq, void *dev_instance)
+{
+ struct rt2x00_dev *rt2x00dev = dev_instance;
+ u32 reg;
+
+ /*
+ * Get the interrupt sources & saved to local variable.
+ * Write register value back to clear pending interrupts.
+ */
+ rt2x00pci_register_read(rt2x00dev, CSR7, &reg);
+ rt2x00pci_register_write(rt2x00dev, CSR7, reg);
+
+ if (!reg)
+ return IRQ_NONE;
+
+ if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags))
+ return IRQ_HANDLED;
+
+ /* Store irqvalues for use in the interrupt thread. */
+ rt2x00dev->irqvalue[0] = reg;
+
+ /* Disable interrupts, will be enabled again in the interrupt thread. */
+ rt2x00dev->ops->lib->set_device_state(rt2x00dev,
+ STATE_RADIO_IRQ_OFF_ISR);
+
+ return IRQ_WAKE_THREAD;
+}
+
/*
* Device probe functions.
*/
@@ -1554,9 +1576,8 @@ static int rt2500pci_init_eeprom(struct rt2x00_dev *rt2x00dev)
* Check if the BBP tuning should be enabled.
*/
rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &eeprom);
-
- if (rt2x00_get_field16(eeprom, EEPROM_NIC_DYN_BBP_TUNE))
- __set_bit(CONFIG_DISABLE_LINK_TUNING, &rt2x00dev->flags);
+ if (!rt2x00_get_field16(eeprom, EEPROM_NIC_DYN_BBP_TUNE))
+ __set_bit(DRIVER_SUPPORT_LINK_TUNING, &rt2x00dev->flags);
/*
* Read the RSSI <-> dBm offset information.
@@ -1773,19 +1794,23 @@ static int rt2500pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
/*
* Create channel information array
*/
- info = kzalloc(spec->num_channels * sizeof(*info), GFP_KERNEL);
+ info = kcalloc(spec->num_channels, sizeof(*info), GFP_KERNEL);
if (!info)
return -ENOMEM;
spec->channels_info = info;
tx_power = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_START);
- for (i = 0; i < 14; i++)
- info[i].tx_power1 = TXPOWER_FROM_DEV(tx_power[i]);
+ for (i = 0; i < 14; i++) {
+ info[i].max_power = MAX_TXPOWER;
+ info[i].default_power1 = TXPOWER_FROM_DEV(tx_power[i]);
+ }
if (spec->num_channels > 14) {
- for (i = 14; i < spec->num_channels; i++)
- info[i].tx_power1 = DEFAULT_TXPOWER;
+ for (i = 14; i < spec->num_channels; i++) {
+ info[i].max_power = MAX_TXPOWER;
+ info[i].default_power1 = DEFAULT_TXPOWER;
+ }
}
return 0;
@@ -1861,7 +1886,8 @@ static const struct ieee80211_ops rt2500pci_mac80211_ops = {
.remove_interface = rt2x00mac_remove_interface,
.config = rt2x00mac_config,
.configure_filter = rt2x00mac_configure_filter,
- .set_tim = rt2x00mac_set_tim,
+ .sw_scan_start = rt2x00mac_sw_scan_start,
+ .sw_scan_complete = rt2x00mac_sw_scan_complete,
.get_stats = rt2x00mac_get_stats,
.bss_info_changed = rt2x00mac_bss_info_changed,
.conf_tx = rt2x00mac_conf_tx,
@@ -1872,6 +1898,7 @@ 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,
.probe_hw = rt2500pci_probe_hw,
.initialize = rt2x00pci_initialize,
.uninitialize = rt2x00pci_uninitialize,
@@ -1883,7 +1910,6 @@ static const struct rt2x00lib_ops rt2500pci_rt2x00_ops = {
.reset_tuner = rt2500pci_reset_tuner,
.link_tuner = rt2500pci_link_tuner,
.write_tx_desc = rt2500pci_write_tx_desc,
- .write_tx_data = rt2x00pci_write_tx_data,
.write_beacon = rt2500pci_write_beacon,
.kick_tx_queue = rt2500pci_kick_tx_queue,
.kill_tx_queue = rt2500pci_kill_tx_queue,
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-09 08:45:31 +0000