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Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6

Ver a proveniência
Este cometimento está contido em:
David S. Miller
2008-07-14 20:40:34 -07:00
ascendente 72d9794f44 4c9adafff7
cometimento fc943b12e4
62 ficheiros modificados com 1471 adições e 1737 eliminações
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89
drivers/net/wireless/rt2x00/rt2400pci.c
Ver ficheiro

@@ -1069,6 +1069,40 @@ static void rt2400pci_write_tx_desc(struct rt2x00_dev *rt2x00dev,
/*
* TX data initialization
*/
static void rt2400pci_write_beacon(struct queue_entry *entry)
{
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;
/*
* Disable beaconing while we are reloading the beacon data,
* otherwise we might be sending out invalid data.
*/
rt2x00pci_register_read(rt2x00dev, CSR14, &reg);
rt2x00_set_field32(&reg, CSR14_TSF_COUNT, 0);
rt2x00_set_field32(&reg, CSR14_TBCN, 0);
rt2x00_set_field32(&reg, CSR14_BEACON_GEN, 0);
rt2x00pci_register_write(rt2x00dev, CSR14, reg);
/*
* Replace rt2x00lib allocated descriptor with the
* pointer to the _real_ hardware descriptor.
* After that, map the beacon to DMA and update the
* descriptor.
*/
memcpy(entry_priv->desc, skbdesc->desc, skbdesc->desc_len);
skbdesc->desc = entry_priv->desc;
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);
}
static void rt2400pci_kick_tx_queue(struct rt2x00_dev *rt2x00dev,
const enum data_queue_qid queue)
{
@@ -1515,59 +1549,6 @@ static u64 rt2400pci_get_tsf(struct ieee80211_hw *hw)
return tsf;
}
static int rt2400pci_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
struct rt2x00_intf *intf = vif_to_intf(tx_info->control.vif);
struct queue_entry_priv_pci *entry_priv;
struct skb_frame_desc *skbdesc;
struct txentry_desc txdesc;
u32 reg;
if (unlikely(!intf->beacon))
return -ENOBUFS;
entry_priv = intf->beacon->priv_data;
/*
* Copy all TX descriptor information into txdesc,
* after that we are free to use the skb->cb array
* for our information.
*/
intf->beacon->skb = skb;
rt2x00queue_create_tx_descriptor(intf->beacon, &txdesc);
/*
* Fill in skb descriptor
*/
skbdesc = get_skb_frame_desc(skb);
memset(skbdesc, 0, sizeof(*skbdesc));
skbdesc->desc = entry_priv->desc;
skbdesc->desc_len = intf->beacon->queue->desc_size;
skbdesc->entry = intf->beacon;
/*
* Disable beaconing while we are reloading the beacon data,
* otherwise we might be sending out invalid data.
*/
rt2x00pci_register_read(rt2x00dev, CSR14, &reg);
rt2x00_set_field32(&reg, CSR14_TSF_COUNT, 0);
rt2x00_set_field32(&reg, CSR14_TBCN, 0);
rt2x00_set_field32(&reg, CSR14_BEACON_GEN, 0);
rt2x00pci_register_write(rt2x00dev, CSR14, reg);
/*
* Enable beacon generation.
* Write entire beacon with descriptor to register,
* and kick the beacon generator.
*/
rt2x00queue_map_txskb(rt2x00dev, intf->beacon->skb);
rt2x00queue_write_tx_descriptor(intf->beacon, &txdesc);
rt2x00dev->ops->lib->kick_tx_queue(rt2x00dev, QID_BEACON);
return 0;
}
static int rt2400pci_tx_last_beacon(struct ieee80211_hw *hw)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
@@ -1592,7 +1573,6 @@ static const struct ieee80211_ops rt2400pci_mac80211_ops = {
.conf_tx = rt2400pci_conf_tx,
.get_tx_stats = rt2x00mac_get_tx_stats,
.get_tsf = rt2400pci_get_tsf,
.beacon_update = rt2400pci_beacon_update,
.tx_last_beacon = rt2400pci_tx_last_beacon,
};
@@ -1610,6 +1590,7 @@ static const struct rt2x00lib_ops rt2400pci_rt2x00_ops = {
.link_tuner = rt2400pci_link_tuner,
.write_tx_desc = rt2400pci_write_tx_desc,
.write_tx_data = rt2x00pci_write_tx_data,
.write_beacon = rt2400pci_write_beacon,
.kick_tx_queue = rt2400pci_kick_tx_queue,
.fill_rxdone = rt2400pci_fill_rxdone,
.config_filter = rt2400pci_config_filter,

90
drivers/net/wireless/rt2x00/rt2500pci.c
Ver ficheiro

@@ -1227,6 +1227,40 @@ static void rt2500pci_write_tx_desc(struct rt2x00_dev *rt2x00dev,
/*
* TX data initialization
*/
static void rt2500pci_write_beacon(struct queue_entry *entry)
{
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;
/*
* Disable beaconing while we are reloading the beacon data,
* otherwise we might be sending out invalid data.
*/
rt2x00pci_register_read(rt2x00dev, CSR14, &reg);
rt2x00_set_field32(&reg, CSR14_TSF_COUNT, 0);
rt2x00_set_field32(&reg, CSR14_TBCN, 0);
rt2x00_set_field32(&reg, CSR14_BEACON_GEN, 0);
rt2x00pci_register_write(rt2x00dev, CSR14, reg);
/*
* Replace rt2x00lib allocated descriptor with the
* pointer to the _real_ hardware descriptor.
* After that, map the beacon to DMA and update the
* descriptor.
*/
memcpy(entry_priv->desc, skbdesc->desc, skbdesc->desc_len);
skbdesc->desc = entry_priv->desc;
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);
}
static void rt2500pci_kick_tx_queue(struct rt2x00_dev *rt2x00dev,
const enum data_queue_qid queue)
{
@@ -1808,60 +1842,6 @@ static u64 rt2500pci_get_tsf(struct ieee80211_hw *hw)
return tsf;
}
static int rt2500pci_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
struct rt2x00_intf *intf = vif_to_intf(tx_info->control.vif);
struct queue_entry_priv_pci *entry_priv;
struct skb_frame_desc *skbdesc;
struct txentry_desc txdesc;
u32 reg;
if (unlikely(!intf->beacon))
return -ENOBUFS;
entry_priv = intf->beacon->priv_data;
/*
* Copy all TX descriptor information into txdesc,
* after that we are free to use the skb->cb array
* for our information.
*/
intf->beacon->skb = skb;
rt2x00queue_create_tx_descriptor(intf->beacon, &txdesc);
/*
* Fill in skb descriptor
*/
skbdesc = get_skb_frame_desc(skb);
memset(skbdesc, 0, sizeof(*skbdesc));
skbdesc->desc = entry_priv->desc;
skbdesc->desc_len = intf->beacon->queue->desc_size;
skbdesc->entry = intf->beacon;
/*
* Disable beaconing while we are reloading the beacon data,
* otherwise we might be sending out invalid data.
*/
rt2x00pci_register_read(rt2x00dev, CSR14, &reg);
rt2x00_set_field32(&reg, CSR14_TSF_COUNT, 0);
rt2x00_set_field32(&reg, CSR14_TBCN, 0);
rt2x00_set_field32(&reg, CSR14_BEACON_GEN, 0);
rt2x00pci_register_write(rt2x00dev, CSR14, reg);
/*
* Enable beacon generation.
* Write entire beacon with descriptor to register,
* and kick the beacon generator.
*/
rt2x00queue_map_txskb(rt2x00dev, intf->beacon->skb);
rt2x00queue_write_tx_descriptor(intf->beacon, &txdesc);
rt2x00dev->ops->lib->kick_tx_queue(rt2x00dev, QID_BEACON);
return 0;
}
static int rt2500pci_tx_last_beacon(struct ieee80211_hw *hw)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
@@ -1886,7 +1866,6 @@ static const struct ieee80211_ops rt2500pci_mac80211_ops = {
.conf_tx = rt2x00mac_conf_tx,
.get_tx_stats = rt2x00mac_get_tx_stats,
.get_tsf = rt2500pci_get_tsf,
.beacon_update = rt2500pci_beacon_update,
.tx_last_beacon = rt2500pci_tx_last_beacon,
};
@@ -1904,6 +1883,7 @@ static const struct rt2x00lib_ops rt2500pci_rt2x00_ops = {
.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,
.fill_rxdone = rt2500pci_fill_rxdone,
.config_filter = rt2500pci_config_filter,

154
drivers/net/wireless/rt2x00/rt2500usb.c
Ver ficheiro

@@ -1107,6 +1107,65 @@ static void rt2500usb_write_tx_desc(struct rt2x00_dev *rt2x00dev,
rt2x00_desc_write(txd, 0, word);
}
/*
* TX data initialization
*/
static void rt2500usb_beacondone(struct urb *urb);
static void rt2500usb_write_beacon(struct queue_entry *entry)
{
struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
struct usb_device *usb_dev = to_usb_device_intf(rt2x00dev->dev);
struct queue_entry_priv_usb_bcn *bcn_priv = entry->priv_data;
struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
int pipe = usb_sndbulkpipe(usb_dev, 1);
int length;
u16 reg;
/*
* Add the descriptor in front of the skb.
*/
skb_push(entry->skb, entry->queue->desc_size);
memcpy(entry->skb->data, skbdesc->desc, skbdesc->desc_len);
skbdesc->desc = entry->skb->data;
/*
* Disable beaconing while we are reloading the beacon data,
* otherwise we might be sending out invalid data.
*/
rt2500usb_register_read(rt2x00dev, TXRX_CSR19, &reg);
rt2x00_set_field16(&reg, TXRX_CSR19_TSF_COUNT, 0);
rt2x00_set_field16(&reg, TXRX_CSR19_TBCN, 0);
rt2x00_set_field16(&reg, TXRX_CSR19_BEACON_GEN, 0);
rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg);
/*
* USB devices cannot blindly pass the skb->len as the
* length of the data to usb_fill_bulk_urb. Pass the skb
* to the driver to determine what the length should be.
*/
length = rt2x00dev->ops->lib->get_tx_data_len(rt2x00dev, entry->skb);
usb_fill_bulk_urb(bcn_priv->urb, usb_dev, pipe,
entry->skb->data, length, rt2500usb_beacondone,
entry);
/*
* Second we need to create the guardian byte.
* We only need a single byte, so lets recycle
* the 'flags' field we are not using for beacons.
*/
bcn_priv->guardian_data = 0;
usb_fill_bulk_urb(bcn_priv->guardian_urb, usb_dev, pipe,
&bcn_priv->guardian_data, 1, rt2500usb_beacondone,
entry);
/*
* Send out the guardian byte.
*/
usb_submit_urb(bcn_priv->guardian_urb, GFP_ATOMIC);
}
static int rt2500usb_get_tx_data_len(struct rt2x00_dev *rt2x00dev,
struct sk_buff *skb)
{
@@ -1122,9 +1181,6 @@ static int rt2500usb_get_tx_data_len(struct rt2x00_dev *rt2x00dev,
return length;
}
/*
* TX data initialization
*/
static void rt2500usb_kick_tx_queue(struct rt2x00_dev *rt2x00dev,
const enum data_queue_qid queue)
{
@@ -1679,96 +1735,6 @@ static int rt2500usb_probe_hw(struct rt2x00_dev *rt2x00dev)
return 0;
}
/*
* IEEE80211 stack callback functions.
*/
static int rt2500usb_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
struct usb_device *usb_dev = to_usb_device_intf(rt2x00dev->dev);
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
struct rt2x00_intf *intf = vif_to_intf(tx_info->control.vif);
struct queue_entry_priv_usb_bcn *bcn_priv;
struct skb_frame_desc *skbdesc;
struct txentry_desc txdesc;
int pipe = usb_sndbulkpipe(usb_dev, 1);
int length;
u16 reg;
if (unlikely(!intf->beacon))
return -ENOBUFS;
bcn_priv = intf->beacon->priv_data;
/*
* Copy all TX descriptor information into txdesc,
* after that we are free to use the skb->cb array
* for our information.
*/
intf->beacon->skb = skb;
rt2x00queue_create_tx_descriptor(intf->beacon, &txdesc);
/*
* Add the descriptor in front of the skb.
*/
skb_push(skb, intf->beacon->queue->desc_size);
memset(skb->data, 0, intf->beacon->queue->desc_size);
/*
* Fill in skb descriptor
*/
skbdesc = get_skb_frame_desc(skb);
memset(skbdesc, 0, sizeof(*skbdesc));
skbdesc->desc = skb->data;
skbdesc->desc_len = intf->beacon->queue->desc_size;
skbdesc->entry = intf->beacon;
/*
* Disable beaconing while we are reloading the beacon data,
* otherwise we might be sending out invalid data.
*/
rt2500usb_register_read(rt2x00dev, TXRX_CSR19, &reg);
rt2x00_set_field16(&reg, TXRX_CSR19_TSF_COUNT, 0);
rt2x00_set_field16(&reg, TXRX_CSR19_TBCN, 0);
rt2x00_set_field16(&reg, TXRX_CSR19_BEACON_GEN, 0);
rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg);
rt2x00queue_write_tx_descriptor(intf->beacon, &txdesc);
/*
* USB devices cannot blindly pass the skb->len as the
* length of the data to usb_fill_bulk_urb. Pass the skb
* to the driver to determine what the length should be.
*/
length = rt2500usb_get_tx_data_len(rt2x00dev, skb);
usb_fill_bulk_urb(bcn_priv->urb, usb_dev, pipe,
skb->data, length, rt2500usb_beacondone,
intf->beacon);
/*
* Second we need to create the guardian byte.
* We only need a single byte, so lets recycle
* the 'flags' field we are not using for beacons.
*/
bcn_priv->guardian_data = 0;
usb_fill_bulk_urb(bcn_priv->guardian_urb, usb_dev, pipe,
&bcn_priv->guardian_data, 1, rt2500usb_beacondone,
intf->beacon);
/*
* Send out the guardian byte.
*/
usb_submit_urb(bcn_priv->guardian_urb, GFP_ATOMIC);
/*
* Enable beacon generation.
*/
rt2500usb_kick_tx_queue(rt2x00dev, QID_BEACON);
return 0;
}
static const struct ieee80211_ops rt2500usb_mac80211_ops = {
.tx = rt2x00mac_tx,
.start = rt2x00mac_start,
@@ -1782,7 +1748,6 @@ static const struct ieee80211_ops rt2500usb_mac80211_ops = {
.bss_info_changed = rt2x00mac_bss_info_changed,
.conf_tx = rt2x00mac_conf_tx,
.get_tx_stats = rt2x00mac_get_tx_stats,
.beacon_update = rt2500usb_beacon_update,
};
static const struct rt2x00lib_ops rt2500usb_rt2x00_ops = {
@@ -1797,6 +1762,7 @@ static const struct rt2x00lib_ops rt2500usb_rt2x00_ops = {
.link_tuner = rt2500usb_link_tuner,
.write_tx_desc = rt2500usb_write_tx_desc,
.write_tx_data = rt2x00usb_write_tx_data,
.write_beacon = rt2500usb_write_beacon,
.get_tx_data_len = rt2500usb_get_tx_data_len,
.kick_tx_queue = rt2500usb_kick_tx_queue,
.fill_rxdone = rt2500usb_fill_rxdone,

37
drivers/net/wireless/rt2x00/rt2x00.h
Ver ficheiro

@@ -364,6 +364,8 @@ struct rt2x00_intf {
#define DELAYED_UPDATE_BEACON 0x00000001
#define DELAYED_CONFIG_ERP 0x00000002
#define DELAYED_LED_ASSOC 0x00000004
u16 seqno;
};
static inline struct rt2x00_intf* vif_to_intf(struct ieee80211_vif *vif)
@@ -434,6 +436,7 @@ struct rt2x00lib_conf {
*/
struct rt2x00lib_erp {
int short_preamble;
int cts_protection;
int ack_timeout;
int ack_consume_time;
@@ -520,6 +523,7 @@ struct rt2x00lib_ops {
struct sk_buff *skb,
struct txentry_desc *txdesc);
int (*write_tx_data) (struct queue_entry *entry);
void (*write_beacon) (struct queue_entry *entry);
int (*get_tx_data_len) (struct rt2x00_dev *rt2x00dev,
struct sk_buff *skb);
void (*kick_tx_queue) (struct rt2x00_dev *rt2x00dev,
@@ -909,39 +913,6 @@ static inline u16 get_duration_res(const unsigned int size, const u8 rate)
*/
void rt2x00queue_map_txskb(struct rt2x00_dev *rt2x00dev, struct sk_buff *skb);
/**
* rt2x00queue_create_tx_descriptor - Create TX descriptor from mac80211 input
* @entry: The entry which will be used to transfer the TX frame.
* @txdesc: rt2x00 TX descriptor which will be initialized by this function.
*
* This function will initialize the &struct txentry_desc based on information
* from mac80211. This descriptor can then be used by rt2x00lib and the drivers
* to correctly initialize the hardware descriptor.
* Note that before calling this function the skb->cb array must be untouched
* by rt2x00lib. Only after this function completes will it be save to
* overwrite the skb->cb information.
* The reason for this is that mac80211 writes its own tx information into
* the skb->cb array, and this function will use that information to initialize
* the &struct txentry_desc structure.
*/
void rt2x00queue_create_tx_descriptor(struct queue_entry *entry,
struct txentry_desc *txdesc);
/**
* rt2x00queue_write_tx_descriptor - Write TX descriptor to hardware
* @entry: The entry which will be used to transfer the TX frame.
* @txdesc: TX descriptor which will be used to write hardware descriptor
*
* This function will write a TX descriptor initialized by
* &rt2x00queue_create_tx_descriptor to the hardware. After this call
* has completed the frame is now owned by the hardware, the hardware
* queue will have automatically be kicked unless this frame was generated
* by rt2x00lib, in which case the frame is "special" and must be kicked
* by the caller.
*/
void rt2x00queue_write_tx_descriptor(struct queue_entry *entry,
struct txentry_desc *txdesc);
/**
* rt2x00queue_get_queue - Convert queue index to queue pointer
* @rt2x00dev: Pointer to &struct rt2x00_dev.

2
drivers/net/wireless/rt2x00/rt2x00config.c
Ver ficheiro

@@ -84,6 +84,8 @@ void rt2x00lib_config_erp(struct rt2x00_dev *rt2x00dev,
memset(&erp, 0, sizeof(erp));
erp.short_preamble = bss_conf->use_short_preamble;
erp.cts_protection = bss_conf->use_cts_prot;
erp.ack_timeout = PLCP + get_duration(ACK_SIZE, 10);
erp.ack_consume_time = SIFS + PLCP + get_duration(ACK_SIZE, 10);

9
drivers/net/wireless/rt2x00/rt2x00dev.c
Ver ficheiro

@@ -409,7 +409,6 @@ static void rt2x00lib_intf_scheduled_iter(void *data, u8 *mac,
{
struct rt2x00_dev *rt2x00dev = data;
struct rt2x00_intf *intf = vif_to_intf(vif);
struct sk_buff *skb;
struct ieee80211_bss_conf conf;
int delayed_flags;
@@ -435,12 +434,8 @@ static void rt2x00lib_intf_scheduled_iter(void *data, u8 *mac,
if (!test_bit(DEVICE_ENABLED_RADIO, &rt2x00dev->flags))
return;
if (delayed_flags & DELAYED_UPDATE_BEACON) {
skb = ieee80211_beacon_get(rt2x00dev->hw, vif);
if (skb &&
rt2x00dev->ops->hw->beacon_update(rt2x00dev->hw, skb))
dev_kfree_skb(skb);
}
if (delayed_flags & DELAYED_UPDATE_BEACON)
rt2x00queue_update_beacon(rt2x00dev, vif);
if (delayed_flags & DELAYED_CONFIG_ERP)
rt2x00lib_config_erp(rt2x00dev, intf, &conf);

8
drivers/net/wireless/rt2x00/rt2x00firmware.c
Ver ficheiro

@@ -100,6 +100,14 @@ int rt2x00lib_load_firmware(struct rt2x00_dev *rt2x00dev)
retval = rt2x00dev->ops->lib->load_firmware(rt2x00dev,
rt2x00dev->fw->data,
rt2x00dev->fw->size);
/*
* When the firmware is uploaded to the hardware the LED
* association status might have been triggered, for correct
* LED handling it should now be reset.
*/
rt2x00leds_led_assoc(rt2x00dev, false);
return retval;
}

8
drivers/net/wireless/rt2x00/rt2x00lib.h
Ver ficheiro

@@ -138,6 +138,14 @@ void rt2x00queue_free_skb(struct rt2x00_dev *rt2x00dev, struct sk_buff *skb);
*/
int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb);
/**
* rt2x00queue_update_beacon - Send new beacon from mac80211 to hardware
* @rt2x00dev: Pointer to &struct rt2x00_dev.
* @vif: Interface for which the beacon should be updated.
*/
int rt2x00queue_update_beacon(struct rt2x00_dev *rt2x00dev,
struct ieee80211_vif *vif);
/**
* rt2x00queue_index_inc - Index incrementation function
* @queue: Queue (&struct data_queue) to perform the action on.

40
drivers/net/wireless/rt2x00/rt2x00mac.c
Ver ficheiro

@@ -96,6 +96,7 @@ int rt2x00mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
struct ieee80211_hdr *ieee80211hdr = (struct ieee80211_hdr *)skb->data;
enum data_queue_qid qid = skb_get_queue_mapping(skb);
struct rt2x00_intf *intf = vif_to_intf(tx_info->control.vif);
struct data_queue *queue;
u16 frame_control;
@@ -151,6 +152,18 @@ int rt2x00mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
}
}
/*
* XXX: This is as wrong as the old mac80211 code was,
* due to beacons not getting sequence numbers assigned
* properly.
*/
if (tx_info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) {
if (tx_info->flags & IEEE80211_TX_CTL_FIRST_FRAGMENT)
intf->seqno += 0x10;
ieee80211hdr->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG);
ieee80211hdr->seq_ctrl |= cpu_to_le16(intf->seqno);
}
if (rt2x00queue_write_tx_frame(queue, skb)) {
ieee80211_stop_queue(rt2x00dev->hw, qid);
return NETDEV_TX_BUSY;
@@ -348,7 +361,8 @@ int rt2x00mac_config_interface(struct ieee80211_hw *hw,
{
struct rt2x00_dev *rt2x00dev = hw->priv;
struct rt2x00_intf *intf = vif_to_intf(vif);
int status;
int update_bssid = 0;
int status = 0;
/*
* Mac80211 might be calling this function while we are trying
@@ -360,12 +374,13 @@ int rt2x00mac_config_interface(struct ieee80211_hw *hw,
spin_lock(&intf->lock);
/*
* If the interface does not work in master mode,
* then the bssid value in the interface structure
* should now be set.
* conf->bssid can be NULL if coming from the internal
* beacon update routine.
*/
if (conf->type != IEEE80211_IF_TYPE_AP)
if (conf->changed & IEEE80211_IFCC_BSSID && conf->bssid) {
update_bssid = 1;
memcpy(&intf->bssid, conf->bssid, ETH_ALEN);
}
spin_unlock(&intf->lock);
@@ -375,17 +390,14 @@ int rt2x00mac_config_interface(struct ieee80211_hw *hw,
* values as arguments we make keep access to rt2x00_intf thread safe
* even without the lock.
*/
rt2x00lib_config_intf(rt2x00dev, intf, conf->type, NULL, conf->bssid);
rt2x00lib_config_intf(rt2x00dev, intf, vif->type, NULL,
update_bssid ? conf->bssid : NULL);
/*
* We only need to initialize the beacon when master mode is enabled.
* Update the beacon.
*/
if (conf->type != IEEE80211_IF_TYPE_AP || !conf->beacon)
return 0;
status = rt2x00dev->ops->hw->beacon_update(rt2x00dev->hw, conf->beacon);
if (status)
dev_kfree_skb(conf->beacon);
if (conf->changed & IEEE80211_IFCC_BEACON)
status = rt2x00queue_update_beacon(rt2x00dev, vif);
return status;
}
@@ -501,7 +513,7 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw,
* When the erp information has changed, we should perform
* additional configuration steps. For all other changes we are done.
*/
if (changes & BSS_CHANGED_ERP_PREAMBLE) {
if (changes & (BSS_CHANGED_ERP_PREAMBLE | BSS_CHANGED_ERP_CTS_PROT)) {
if (!test_bit(DRIVER_REQUIRE_SCHEDULED, &rt2x00dev->flags))
rt2x00lib_config_erp(rt2x00dev, intf, bss_conf);
else

67
drivers/net/wireless/rt2x00/rt2x00queue.c
Ver ficheiro

@@ -108,12 +108,15 @@ void rt2x00queue_unmap_skb(struct rt2x00_dev *rt2x00dev, struct sk_buff *skb)
void rt2x00queue_free_skb(struct rt2x00_dev *rt2x00dev, struct sk_buff *skb)
{
if (!skb)
return;
rt2x00queue_unmap_skb(rt2x00dev, skb);
dev_kfree_skb_any(skb);
}
void rt2x00queue_create_tx_descriptor(struct queue_entry *entry,
struct txentry_desc *txdesc)
static void rt2x00queue_create_tx_descriptor(struct queue_entry *entry,
struct txentry_desc *txdesc)
{
struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(entry->skb);
@@ -237,10 +240,9 @@ void rt2x00queue_create_tx_descriptor(struct queue_entry *entry,
txdesc->signal |= 0x08;
}
}
EXPORT_SYMBOL_GPL(rt2x00queue_create_tx_descriptor);
void rt2x00queue_write_tx_descriptor(struct queue_entry *entry,
struct txentry_desc *txdesc)
static void rt2x00queue_write_tx_descriptor(struct queue_entry *entry,
struct txentry_desc *txdesc)
{
struct data_queue *queue = entry->queue;
struct rt2x00_dev *rt2x00dev = queue->rt2x00dev;
@@ -270,7 +272,6 @@ void rt2x00queue_write_tx_descriptor(struct queue_entry *entry,
!test_bit(ENTRY_TXD_BURST, &txdesc->flags))
rt2x00dev->ops->lib->kick_tx_queue(rt2x00dev, queue->qid);
}
EXPORT_SYMBOL_GPL(rt2x00queue_write_tx_descriptor);
int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb)
{
@@ -320,6 +321,60 @@ 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)
{
struct rt2x00_intf *intf = vif_to_intf(vif);
struct skb_frame_desc *skbdesc;
struct txentry_desc txdesc;
__le32 desc[16];
if (unlikely(!intf->beacon))
return -ENOBUFS;
intf->beacon->skb = ieee80211_beacon_get(rt2x00dev->hw, vif);
if (!intf->beacon->skb)
return -ENOMEM;
/*
* Copy all TX descriptor information into txdesc,
* after that we are free to use the skb->cb array
* for our information.
*/
rt2x00queue_create_tx_descriptor(intf->beacon, &txdesc);
/*
* For the descriptor we use a local array from where the
* driver can move it to the correct location required for
* the hardware.
*/
memset(desc, 0, sizeof(desc));
/*
* Fill in skb descriptor
*/
skbdesc = get_skb_frame_desc(intf->beacon->skb);
memset(skbdesc, 0, sizeof(*skbdesc));
skbdesc->desc = desc;
skbdesc->desc_len = intf->beacon->queue->desc_size;
skbdesc->entry = intf->beacon;
/*
* Write TX descriptor into reserved room in front of the beacon.
*/
rt2x00queue_write_tx_descriptor(intf->beacon, &txdesc);
/*
* Send beacon to hardware.
* Also enable beacon generation, which might have been disabled
* by the driver during the config_beacon() callback function.
*/
rt2x00dev->ops->lib->write_beacon(intf->beacon);
rt2x00dev->ops->lib->kick_tx_queue(rt2x00dev, QID_BEACON);
return 0;
}
struct data_queue *rt2x00queue_get_queue(struct rt2x00_dev *rt2x00dev,
const enum data_queue_qid queue)
{

103
drivers/net/wireless/rt2x00/rt61pci.c
Ver ficheiro

@@ -1600,6 +1600,41 @@ static void rt61pci_write_tx_desc(struct rt2x00_dev *rt2x00dev,
/*
* TX data initialization
*/
static void rt61pci_write_beacon(struct queue_entry *entry)
{
struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
unsigned int beacon_base;
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, &reg);
rt2x00_set_field32(&reg, TXRX_CSR9_TSF_TICKING, 0);
rt2x00_set_field32(&reg, TXRX_CSR9_TBTT_ENABLE, 0);
rt2x00_set_field32(&reg, TXRX_CSR9_BEACON_GEN, 0);
rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg);
/*
* Write entire beacon with descriptor to register.
*/
beacon_base = HW_BEACON_OFFSET(entry->entry_idx);
rt2x00pci_register_multiwrite(rt2x00dev,
beacon_base,
skbdesc->desc, skbdesc->desc_len);
rt2x00pci_register_multiwrite(rt2x00dev,
beacon_base + skbdesc->desc_len,
entry->skb->data, entry->skb->len);
/*
* Clean up beacon skb.
*/
dev_kfree_skb_any(entry->skb);
entry->skb = NULL;
}
static void rt61pci_kick_tx_queue(struct rt2x00_dev *rt2x00dev,
const enum data_queue_qid queue)
{
@@ -2355,72 +2390,6 @@ static u64 rt61pci_get_tsf(struct ieee80211_hw *hw)
return tsf;
}
static int rt61pci_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
struct rt2x00_intf *intf = vif_to_intf(tx_info->control.vif);
struct queue_entry_priv_pci *entry_priv;
struct skb_frame_desc *skbdesc;
struct txentry_desc txdesc;
unsigned int beacon_base;
u32 reg;
if (unlikely(!intf->beacon))
return -ENOBUFS;
/*
* Copy all TX descriptor information into txdesc,
* after that we are free to use the skb->cb array
* for our information.
*/
intf->beacon->skb = skb;
rt2x00queue_create_tx_descriptor(intf->beacon, &txdesc);
entry_priv = intf->beacon->priv_data;
memset(entry_priv->desc, 0, intf->beacon->queue->desc_size);
/*
* Fill in skb descriptor
*/
skbdesc = get_skb_frame_desc(skb);
memset(skbdesc, 0, sizeof(*skbdesc));
skbdesc->desc = entry_priv->desc;
skbdesc->desc_len = intf->beacon->queue->desc_size;
skbdesc->entry = intf->beacon;
/*
* Disable beaconing while we are reloading the beacon data,
* otherwise we might be sending out invalid data.
*/
rt2x00pci_register_read(rt2x00dev, TXRX_CSR9, &reg);
rt2x00_set_field32(&reg, TXRX_CSR9_TSF_TICKING, 0);
rt2x00_set_field32(&reg, TXRX_CSR9_TBTT_ENABLE, 0);
rt2x00_set_field32(&reg, TXRX_CSR9_BEACON_GEN, 0);
rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg);
/*
* Write entire beacon with descriptor to register,
* and kick the beacon generator.
*/
rt2x00queue_write_tx_descriptor(intf->beacon, &txdesc);
beacon_base = HW_BEACON_OFFSET(intf->beacon->entry_idx);
rt2x00pci_register_multiwrite(rt2x00dev, beacon_base,
skbdesc->desc, skbdesc->desc_len);
rt2x00pci_register_multiwrite(rt2x00dev,
beacon_base + skbdesc->desc_len,
skb->data, skb->len);
rt61pci_kick_tx_queue(rt2x00dev, QID_BEACON);
/*
* Clean up beacon skb.
*/
dev_kfree_skb_any(skb);
intf->beacon->skb = NULL;
return 0;
}
static const struct ieee80211_ops rt61pci_mac80211_ops = {
.tx = rt2x00mac_tx,
.start = rt2x00mac_start,
@@ -2436,7 +2405,6 @@ static const struct ieee80211_ops rt61pci_mac80211_ops = {
.conf_tx = rt2x00mac_conf_tx,
.get_tx_stats = rt2x00mac_get_tx_stats,
.get_tsf = rt61pci_get_tsf,
.beacon_update = rt61pci_beacon_update,
};
static const struct rt2x00lib_ops rt61pci_rt2x00_ops = {
@@ -2456,6 +2424,7 @@ static const struct rt2x00lib_ops rt61pci_rt2x00_ops = {
.link_tuner = rt61pci_link_tuner,
.write_tx_desc = rt61pci_write_tx_desc,
.write_tx_data = rt2x00pci_write_tx_data,
.write_beacon = rt61pci_write_beacon,
.kick_tx_queue = rt61pci_kick_tx_queue,
.fill_rxdone = rt61pci_fill_rxdone,
.config_filter = rt61pci_config_filter,

115
drivers/net/wireless/rt2x00/rt73usb.c
Ver ficheiro

@@ -1343,6 +1343,49 @@ static void rt73usb_write_tx_desc(struct rt2x00_dev *rt2x00dev,
rt2x00_desc_write(txd, 0, word);
}
/*
* TX data initialization
*/
static void rt73usb_write_beacon(struct queue_entry *entry)
{
struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
unsigned int beacon_base;
u32 reg;
/*
* Add the descriptor in front of the skb.
*/
skb_push(entry->skb, entry->queue->desc_size);
memcpy(entry->skb->data, skbdesc->desc, skbdesc->desc_len);
skbdesc->desc = entry->skb->data;
/*
* Disable beaconing while we are reloading the beacon data,
* otherwise we might be sending out invalid data.
*/
rt73usb_register_read(rt2x00dev, TXRX_CSR9, &reg);
rt2x00_set_field32(&reg, TXRX_CSR9_TSF_TICKING, 0);
rt2x00_set_field32(&reg, TXRX_CSR9_TBTT_ENABLE, 0);
rt2x00_set_field32(&reg, TXRX_CSR9_BEACON_GEN, 0);
rt73usb_register_write(rt2x00dev, TXRX_CSR9, reg);
/*
* Write entire beacon with descriptor to register.
*/
beacon_base = HW_BEACON_OFFSET(entry->entry_idx);
rt2x00usb_vendor_request(rt2x00dev, USB_MULTI_WRITE,
USB_VENDOR_REQUEST_OUT, beacon_base, 0,
entry->skb->data, entry->skb->len,
REGISTER_TIMEOUT32(entry->skb->len));
/*
* Clean up the beacon skb.
*/
dev_kfree_skb(entry->skb);
entry->skb = NULL;
}
static int rt73usb_get_tx_data_len(struct rt2x00_dev *rt2x00dev,
struct sk_buff *skb)
{
@@ -1358,9 +1401,6 @@ static int rt73usb_get_tx_data_len(struct rt2x00_dev *rt2x00dev,
return length;
}
/*
* TX data initialization
*/
static void rt73usb_kick_tx_queue(struct rt2x00_dev *rt2x00dev,
const enum data_queue_qid queue)
{
@@ -1958,73 +1998,6 @@ static u64 rt73usb_get_tsf(struct ieee80211_hw *hw)
#define rt73usb_get_tsf NULL
#endif
static int rt73usb_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
struct rt2x00_intf *intf = vif_to_intf(tx_info->control.vif);
struct skb_frame_desc *skbdesc;
struct txentry_desc txdesc;
unsigned int beacon_base;
u32 reg;
if (unlikely(!intf->beacon))
return -ENOBUFS;
/*
* Copy all TX descriptor information into txdesc,
* after that we are free to use the skb->cb array
* for our information.
*/
intf->beacon->skb = skb;
rt2x00queue_create_tx_descriptor(intf->beacon, &txdesc);
/*
* Add the descriptor in front of the skb.
*/
skb_push(skb, intf->beacon->queue->desc_size);
memset(skb->data, 0, intf->beacon->queue->desc_size);
/*
* Fill in skb descriptor
*/
skbdesc = get_skb_frame_desc(skb);
memset(skbdesc, 0, sizeof(*skbdesc));
skbdesc->desc = skb->data;
skbdesc->desc_len = intf->beacon->queue->desc_size;
skbdesc->entry = intf->beacon;
/*
* Disable beaconing while we are reloading the beacon data,
* otherwise we might be sending out invalid data.
*/
rt73usb_register_read(rt2x00dev, TXRX_CSR9, &reg);
rt2x00_set_field32(&reg, TXRX_CSR9_TSF_TICKING, 0);
rt2x00_set_field32(&reg, TXRX_CSR9_TBTT_ENABLE, 0);
rt2x00_set_field32(&reg, TXRX_CSR9_BEACON_GEN, 0);
rt73usb_register_write(rt2x00dev, TXRX_CSR9, reg);
/*
* Write entire beacon with descriptor to register,
* and kick the beacon generator.
*/
rt2x00queue_write_tx_descriptor(intf->beacon, &txdesc);
beacon_base = HW_BEACON_OFFSET(intf->beacon->entry_idx);
rt2x00usb_vendor_request(rt2x00dev, USB_MULTI_WRITE,
USB_VENDOR_REQUEST_OUT, beacon_base, 0,
skb->data, skb->len,
REGISTER_TIMEOUT32(skb->len));
rt73usb_kick_tx_queue(rt2x00dev, QID_BEACON);
/*
* Clean up the beacon skb.
*/
dev_kfree_skb(skb);
intf->beacon->skb = NULL;
return 0;
}
static const struct ieee80211_ops rt73usb_mac80211_ops = {
.tx = rt2x00mac_tx,
.start = rt2x00mac_start,
@@ -2040,7 +2013,6 @@ static const struct ieee80211_ops rt73usb_mac80211_ops = {
.conf_tx = rt2x00mac_conf_tx,
.get_tx_stats = rt2x00mac_get_tx_stats,
.get_tsf = rt73usb_get_tsf,
.beacon_update = rt73usb_beacon_update,
};
static const struct rt2x00lib_ops rt73usb_rt2x00_ops = {
@@ -2058,6 +2030,7 @@ static const struct rt2x00lib_ops rt73usb_rt2x00_ops = {
.link_tuner = rt73usb_link_tuner,
.write_tx_desc = rt73usb_write_tx_desc,
.write_tx_data = rt2x00usb_write_tx_data,
.write_beacon = rt73usb_write_beacon,
.get_tx_data_len = rt73usb_get_tx_data_len,
.kick_tx_queue = rt73usb_kick_tx_queue,
.fill_rxdone = rt73usb_fill_rxdone,