leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

mac80211: clean up get_tx_stats callback

Browse Source 
The callback takes a ieee80211_tx_queue_stats with a contained
array of ieee80211_tx_queue_stats_data, remove the former, rename
the latter to ieee80211_tx_queue_stats and make tx_stats() take
the array directly.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Johannes Berg 2008-04-29 17:18:59 +02:00 committed by John W. Linville
parent 3e0d4cb12f
commit 57ffc589a9
13 changed files with 45 additions and 62 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/net/wireless/adm8211.c
View File

@ -306,11 +306,10 @@ static int adm8211_get_tx_stats(struct ieee80211_hw *dev,
struct ieee80211_tx_queue_stats *stats)
{
struct adm8211_priv *priv = dev->priv;
struct ieee80211_tx_queue_stats_data *data = &stats->data[0];
data->len = priv->cur_tx - priv->dirty_tx;
data->limit = priv->tx_ring_size - 2;
data->count = priv->dirty_tx;
stats[0].len = priv->cur_tx - priv->dirty_tx;
stats[0].limit = priv->tx_ring_size - 2;
stats[0].count = priv->dirty_tx;
return 0;
}

8
drivers/net/wireless/ath5k/base.c
View File

@ -1335,7 +1335,7 @@ ath5k_txbuf_setup(struct ath5k_softc *sc, struct ath5k_buf *bf,
spin_lock_bh(&txq->lock);
list_add_tail(&bf->list, &txq->q);
sc->tx_stats.data[txq->qnum].len++;
sc->tx_stats[txq->qnum].len++;
if (txq->link == NULL) /* is this first packet? */
ath5k_hw_put_tx_buf(ah, txq->qnum, bf->daddr);
else /* no, so only link it */
@ -1566,7 +1566,7 @@ ath5k_txq_drainq(struct ath5k_softc *sc, struct ath5k_txq *txq)
ath5k_txbuf_free(sc, bf);
spin_lock_bh(&sc->txbuflock);
sc->tx_stats.data[txq->qnum].len--;
sc->tx_stats[txq->qnum].len--;
list_move_tail(&bf->list, &sc->txbuf);
sc->txbuf_len++;
spin_unlock_bh(&sc->txbuflock);
@ -1979,10 +1979,10 @@ ath5k_tx_processq(struct ath5k_softc *sc, struct ath5k_txq *txq)
}
ieee80211_tx_status(sc->hw, skb, &txs);
sc->tx_stats.data[txq->qnum].count++;
sc->tx_stats[txq->qnum].count++;
spin_lock(&sc->txbuflock);
sc->tx_stats.data[txq->qnum].len--;
sc->tx_stats[txq->qnum].len--;
list_move_tail(&bf->list, &sc->txbuf);
sc->txbuf_len++;
spin_unlock(&sc->txbuflock);

3
drivers/net/wireless/ath5k/base.h
View File

@ -92,7 +92,8 @@ struct ath5k_softc {
struct pci_dev *pdev; /* for dma mapping */
void __iomem *iobase; /* address of the device */
struct mutex lock; /* dev-level lock */
struct ieee80211_tx_queue_stats tx_stats;
/* FIXME: how many does it really need? */
struct ieee80211_tx_queue_stats tx_stats[16];
struct ieee80211_low_level_stats ll_stats;
struct ieee80211_hw *hw; /* IEEE 802.11 common */
struct ieee80211_supported_band sbands[IEEE80211_NUM_BANDS];

8
drivers/net/wireless/b43/dma.c
View File

@ -1427,18 +1427,16 @@ void b43_dma_get_tx_stats(struct b43_wldev *dev,
{
const int nr_queues = dev->wl->hw->queues;
struct b43_dmaring *ring;
struct ieee80211_tx_queue_stats_data *data;
unsigned long flags;
int i;
for (i = 0; i < nr_queues; i++) {
data = &(stats->data[i]);
ring = select_ring_by_priority(dev, i);
spin_lock_irqsave(&ring->lock, flags);
data->len = ring->used_slots / SLOTS_PER_PACKET;
data->limit = ring->nr_slots / SLOTS_PER_PACKET;
data->count = ring->nr_tx_packets;
stats[i].len = ring->used_slots / SLOTS_PER_PACKET;
stats[i].limit = ring->nr_slots / SLOTS_PER_PACKET;
stats[i].count = ring->nr_tx_packets;
spin_unlock_irqrestore(&ring->lock, flags);
}
}

8
drivers/net/wireless/b43/pio.c
View File

@ -611,18 +611,16 @@ void b43_pio_get_tx_stats(struct b43_wldev *dev,
{
const int nr_queues = dev->wl->hw->queues;
struct b43_pio_txqueue *q;
struct ieee80211_tx_queue_stats_data *data;
unsigned long flags;
int i;
for (i = 0; i < nr_queues; i++) {
data = &(stats->data[i]);
q = select_queue_by_priority(dev, i);
spin_lock_irqsave(&q->lock, flags);
data->len = B43_PIO_MAX_NR_TXPACKETS - q->free_packet_slots;
data->limit = B43_PIO_MAX_NR_TXPACKETS;
data->count = q->nr_tx_packets;
stats[i].len = B43_PIO_MAX_NR_TXPACKETS - q->free_packet_slots;
stats[i].limit = B43_PIO_MAX_NR_TXPACKETS;
stats[i].count = q->nr_tx_packets;
spin_unlock_irqrestore(&q->lock, flags);
}
}

8
drivers/net/wireless/b43legacy/dma.c
View File

@ -1455,18 +1455,16 @@ void b43legacy_dma_get_tx_stats(struct b43legacy_wldev *dev,
{
const int nr_queues = dev->wl->hw->queues;
struct b43legacy_dmaring *ring;
struct ieee80211_tx_queue_stats_data *data;
unsigned long flags;
int i;
for (i = 0; i < nr_queues; i++) {
data = &(stats->data[i]);
ring = priority_to_txring(dev, i);
spin_lock_irqsave(&ring->lock, flags);
data->len = ring->used_slots / SLOTS_PER_PACKET;
data->limit = ring->nr_slots / SLOTS_PER_PACKET;
data->count = ring->nr_tx_packets;
stats[i].len = ring->used_slots / SLOTS_PER_PACKET;
stats[i].limit = ring->nr_slots / SLOTS_PER_PACKET;
stats[i].count = ring->nr_tx_packets;
spin_unlock_irqrestore(&ring->lock, flags);
}
}

8
drivers/net/wireless/b43legacy/pio.c
View File

@ -525,13 +525,11 @@ void b43legacy_pio_get_tx_stats(struct b43legacy_wldev *dev,
{
struct b43legacy_pio *pio = &dev->pio;
struct b43legacy_pioqueue *queue;
struct ieee80211_tx_queue_stats_data *data;
queue = pio->queue1;
data = &(stats->data[0]);
data->len = B43legacy_PIO_MAXTXPACKETS - queue->nr_txfree;
data->limit = B43legacy_PIO_MAXTXPACKETS;
data->count = queue->nr_tx_packets;
stats[0].len = B43legacy_PIO_MAXTXPACKETS - queue->nr_txfree;
stats[0].limit = B43legacy_PIO_MAXTXPACKETS;
stats[0].count = queue->nr_tx_packets;
}
static void pio_rx_error(struct b43legacy_pioqueue *queue,

6
drivers/net/wireless/iwlwifi/iwl3945-base.c
View File

@ -7217,9 +7217,9 @@ static int iwl3945_mac_get_tx_stats(struct ieee80211_hw *hw,
q = &txq->q;
avail = iwl3945_queue_space(q);
stats->data[i].len = q->n_window - avail;
stats->data[i].limit = q->n_window - q->high_mark;
stats->data[i].count = q->n_window;
stats[i].len = q->n_window - avail;
stats[i].limit = q->n_window - q->high_mark;
stats[i].count = q->n_window;
}
spin_unlock_irqrestore(&priv->lock, flags);

6
drivers/net/wireless/iwlwifi/iwl4965-base.c
View File

@ -6420,9 +6420,9 @@ static int iwl4965_mac_get_tx_stats(struct ieee80211_hw *hw,
q = &txq->q;
avail = iwl4965_queue_space(q);
stats->data[i].len = q->n_window - avail;
stats->data[i].limit = q->n_window - q->high_mark;
stats->data[i].count = q->n_window;
stats[i].len = q->n_window - avail;
stats[i].limit = q->n_window - q->high_mark;
stats[i].count = q->n_window;
}
spin_unlock_irqrestore(&priv->lock, flags);

2
drivers/net/wireless/p54/p54.h
View File

@ -64,7 +64,7 @@ struct p54_common {
unsigned int tx_hdr_len;
void *cached_vdcf;
unsigned int fw_var;
struct ieee80211_tx_queue_stats tx_stats;
struct ieee80211_tx_queue_stats tx_stats[4];
};
int p54_rx(struct ieee80211_hw *dev, struct sk_buff *skb);

24
drivers/net/wireless/p54/p54common.c
View File

@ -146,10 +146,10 @@ void p54_parse_firmware(struct ieee80211_hw *dev, const struct firmware *fw)
if (priv->fw_var >= 0x300) {
/* Firmware supports QoS, use it! */
priv->tx_stats.data[0].limit = 3;
priv->tx_stats.data[1].limit = 4;
priv->tx_stats.data[2].limit = 3;
priv->tx_stats.data[3].limit = 1;
priv->tx_stats[0].limit = 3;
priv->tx_stats[1].limit = 4;
priv->tx_stats[2].limit = 3;
priv->tx_stats[3].limit = 1;
dev->queues = 4;
}
}
@ -379,7 +379,7 @@ static void inline p54_wake_free_queues(struct ieee80211_hw *dev)
* But, what if some are full? */
for (i = 0; i < dev->queues; i++)
if (priv->tx_stats.data[i].len < priv->tx_stats.data[i].limit)
if (priv->tx_stats[i].len < priv->tx_stats[i].limit)
ieee80211_wake_queue(dev, i);
}
@ -417,8 +417,7 @@ static void p54_rx_frame_sent(struct ieee80211_hw *dev, struct sk_buff *skb)
memcpy(&status.control, range->control,
sizeof(status.control));
kfree(range->control);
priv->tx_stats.data[status.control.queue].len--;
priv->tx_stats[status.control.queue].len--;
entry_hdr = (struct p54_control_hdr *) entry->data;
entry_data = (struct p54_tx_control_allocdata *) entry_hdr->data;
if ((entry_hdr->magic1 & cpu_to_le16(0x4000)) != 0)
@ -555,7 +554,7 @@ static void p54_assign_address(struct ieee80211_hw *dev, struct sk_buff *skb,
static int p54_tx(struct ieee80211_hw *dev, struct sk_buff *skb,
struct ieee80211_tx_control *control)
{
struct ieee80211_tx_queue_stats_data *current_queue;
struct ieee80211_tx_queue_stats *current_queue;
struct p54_common *priv = dev->priv;
struct p54_control_hdr *hdr;
struct p54_tx_control_allocdata *txhdr;
@ -563,7 +562,7 @@ static int p54_tx(struct ieee80211_hw *dev, struct sk_buff *skb,
size_t padding, len;
u8 rate;
current_queue = &priv->tx_stats.data[control->queue];
current_queue = &priv->tx_stats[control->queue];
if (unlikely(current_queue->len > current_queue->limit))
return NETDEV_TX_BUSY;
current_queue->len++;
@ -967,11 +966,8 @@ static int p54_get_tx_stats(struct ieee80211_hw *dev,
struct ieee80211_tx_queue_stats *stats)
{
struct p54_common *priv = dev->priv;
unsigned int i;
for (i = 0; i < dev->queues; i++)
memcpy(&stats->data[i], &priv->tx_stats.data[i],
sizeof(stats->data[i]));
memcpy(stats, &priv->tx_stats, sizeof(stats[0]) * dev->queues);
return 0;
}
@ -1008,7 +1004,7 @@ struct ieee80211_hw *p54_init_common(size_t priv_data_len)
dev->channel_change_time = 1000; /* TODO: find actual value */
dev->max_rssi = 127;
priv->tx_stats.data[0].limit = 5;
priv->tx_stats[0].limit = 5;
dev->queues = 1;
dev->extra_tx_headroom = sizeof(struct p54_control_hdr) + 4 +

6
drivers/net/wireless/rt2x00/rt2x00mac.c
View File

@ -457,9 +457,9 @@ int rt2x00mac_get_tx_stats(struct ieee80211_hw *hw,
unsigned int i;
for (i = 0; i < hw->queues; i++) {
stats->data[i].len = rt2x00dev->tx[i].length;
stats->data[i].limit = rt2x00dev->tx[i].limit;
stats->data[i].count = rt2x00dev->tx[i].count;
stats[i].len = rt2x00dev->tx[i].length;
stats[i].limit = rt2x00dev->tx[i].limit;
stats[i].count = rt2x00dev->tx[i].count;
}
return 0;

13
include/net/mac80211.h
View File

@ -117,13 +117,13 @@ struct ieee80211_tx_queue_params {
};
/**
* struct ieee80211_tx_queue_stats_data - transmit queue statistics
* struct ieee80211_tx_queue_stats - transmit queue statistics
*
* @len: number of packets in queue
* @limit: queue length limit
* @count: number of frames sent
*/
struct ieee80211_tx_queue_stats_data {
struct ieee80211_tx_queue_stats {
unsigned int len;
unsigned int limit;
unsigned int count;
@ -165,10 +165,6 @@ enum ieee80211_tx_queue {
NUM_TX_DATA_QUEUES_AMPDU = 16
};
struct ieee80211_tx_queue_stats {
struct ieee80211_tx_queue_stats_data data[NUM_TX_DATA_QUEUES_AMPDU];
};
struct ieee80211_low_level_stats {
unsigned int dot11ACKFailureCount;
unsigned int dot11RTSFailureCount;
@ -1083,9 +1079,8 @@ enum ieee80211_ampdu_mlme_action {
* @get_tx_stats: Get statistics of the current TX queue status. This is used
* to get number of currently queued packets (queue length), maximum queue
* size (limit), and total number of packets sent using each TX queue
* (count). This information is used for WMM to find out which TX
* queues have room for more packets and by hostapd to provide
* statistics about the current queueing state to external programs.
* (count). The 'stats' pointer points to an array that has hw->queues +
* hw->ampdu_queues items.
*
* @get_tsf: Get the current TSF timer value from firmware/hardware. Currently,
* this is only used for IBSS mode debugging and, as such, is not a