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path: root/drivers/net/wireless/p54
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Diffstat (limited to 'drivers/net/wireless/p54')
-rw-r--r--drivers/net/wireless/p54/p54common.c51
-rw-r--r--drivers/net/wireless/p54/p54common.h18
-rw-r--r--drivers/net/wireless/p54/p54usb.c10
3 files changed, 46 insertions, 33 deletions
diff --git a/drivers/net/wireless/p54/p54common.c b/drivers/net/wireless/p54/p54common.c
index 83cd85e1f84..29be3dc8ee0 100644
--- a/drivers/net/wireless/p54/p54common.c
+++ b/drivers/net/wireless/p54/p54common.c
@@ -413,12 +413,12 @@ static void p54_rx_frame_sent(struct ieee80211_hw *dev, struct sk_buff *skb)
last_addr = range->end_addr;
__skb_unlink(entry, &priv->tx_queue);
memset(&info->status, 0, sizeof(info->status));
- priv->tx_stats[skb_get_queue_mapping(skb)].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)
pad = entry_data->align[0];
+ priv->tx_stats[entry_data->hw_queue - 4].len--;
if (!(info->flags & IEEE80211_TX_CTL_NO_ACK)) {
if (!(payload->status & 0x01))
info->flags |= IEEE80211_TX_STAT_ACK;
@@ -557,6 +557,7 @@ static int p54_tx(struct ieee80211_hw *dev, struct sk_buff *skb)
struct p54_tx_control_allocdata *txhdr;
size_t padding, len;
u8 rate;
+ u8 cts_rate = 0x20;
current_queue = &priv->tx_stats[skb_get_queue_mapping(skb)];
if (unlikely(current_queue->len > current_queue->limit))
@@ -581,28 +582,28 @@ static int p54_tx(struct ieee80211_hw *dev, struct sk_buff *skb)
hdr->type = (info->flags & IEEE80211_TX_CTL_NO_ACK) ? 0 : cpu_to_le16(1);
hdr->retry1 = hdr->retry2 = info->control.retry_limit;
- memset(txhdr->wep_key, 0x0, 16);
- txhdr->padding = 0;
- txhdr->padding2 = 0;
-
/* TODO: add support for alternate retry TX rates */
rate = ieee80211_get_tx_rate(dev, info)->hw_value;
- if (info->flags & IEEE80211_TX_CTL_SHORT_PREAMBLE)
+ if (info->flags & IEEE80211_TX_CTL_SHORT_PREAMBLE) {
rate |= 0x10;
- if (info->flags & IEEE80211_TX_CTL_USE_RTS_CTS)
+ cts_rate |= 0x10;
+ }
+ if (info->flags & IEEE80211_TX_CTL_USE_RTS_CTS) {
rate |= 0x40;
- else if (info->flags & IEEE80211_TX_CTL_USE_CTS_PROTECT)
+ cts_rate |= ieee80211_get_rts_cts_rate(dev, info)->hw_value;
+ } else if (info->flags & IEEE80211_TX_CTL_USE_CTS_PROTECT) {
rate |= 0x20;
+ cts_rate |= ieee80211_get_rts_cts_rate(dev, info)->hw_value;
+ }
memset(txhdr->rateset, rate, 8);
- txhdr->wep_key_present = 0;
- txhdr->wep_key_len = 0;
- txhdr->frame_type = cpu_to_le32(skb_get_queue_mapping(skb) + 4);
- txhdr->magic4 = 0;
- txhdr->antenna = (info->antenna_sel_tx == 0) ?
+ txhdr->key_type = 0;
+ txhdr->key_len = 0;
+ txhdr->hw_queue = skb_get_queue_mapping(skb) + 4;
+ txhdr->tx_antenna = (info->antenna_sel_tx == 0) ?
2 : info->antenna_sel_tx - 1;
txhdr->output_power = 0x7f; // HW Maximum
- txhdr->magic5 = (info->flags & IEEE80211_TX_CTL_NO_ACK) ?
- 0 : ((rate > 0x3) ? cpu_to_le32(0x33) : cpu_to_le32(0x23));
+ txhdr->cts_rate = (info->flags & IEEE80211_TX_CTL_NO_ACK) ?
+ 0 : cts_rate;
if (padding)
txhdr->align[0] = padding;
@@ -836,10 +837,21 @@ static int p54_start(struct ieee80211_hw *dev)
struct p54_common *priv = dev->priv;
int err;
+ if (!priv->cached_vdcf) {
+ priv->cached_vdcf = kzalloc(sizeof(struct p54_tx_control_vdcf)+
+ priv->tx_hdr_len + sizeof(struct p54_control_hdr),
+ GFP_KERNEL);
+
+ if (!priv->cached_vdcf)
+ return -ENOMEM;
+ }
+
err = priv->open(dev);
if (!err)
priv->mode = IEEE80211_IF_TYPE_MNTR;
+ p54_init_vdcf(dev);
+
return err;
}
@@ -1019,15 +1031,6 @@ struct ieee80211_hw *p54_init_common(size_t priv_data_len)
dev->extra_tx_headroom = sizeof(struct p54_control_hdr) + 4 +
sizeof(struct p54_tx_control_allocdata);
- priv->cached_vdcf = kzalloc(sizeof(struct p54_tx_control_vdcf) +
- priv->tx_hdr_len + sizeof(struct p54_control_hdr), GFP_KERNEL);
-
- if (!priv->cached_vdcf) {
- ieee80211_free_hw(dev);
- return NULL;
- }
-
- p54_init_vdcf(dev);
mutex_init(&priv->conf_mutex);
return dev;
diff --git a/drivers/net/wireless/p54/p54common.h b/drivers/net/wireless/p54/p54common.h
index 2245fcce92d..8db6c0e8e54 100644
--- a/drivers/net/wireless/p54/p54common.h
+++ b/drivers/net/wireless/p54/p54common.h
@@ -183,16 +183,16 @@ struct p54_frame_sent_hdr {
struct p54_tx_control_allocdata {
u8 rateset[8];
- u16 padding;
- u8 wep_key_present;
- u8 wep_key_len;
- u8 wep_key[16];
- __le32 frame_type;
- u32 padding2;
- __le16 magic4;
- u8 antenna;
+ u8 unalloc0[2];
+ u8 key_type;
+ u8 key_len;
+ u8 key[16];
+ u8 hw_queue;
+ u8 unalloc1[9];
+ u8 tx_antenna;
u8 output_power;
- __le32 magic5;
+ u8 cts_rate;
+ u8 unalloc2[3];
u8 align[0];
} __attribute__ ((packed));
diff --git a/drivers/net/wireless/p54/p54usb.c b/drivers/net/wireless/p54/p54usb.c
index 815c095ef79..cbaca23a945 100644
--- a/drivers/net/wireless/p54/p54usb.c
+++ b/drivers/net/wireless/p54/p54usb.c
@@ -109,7 +109,17 @@ static void p54u_rx_cb(struct urb *urb)
urb->context = skb;
skb_queue_tail(&priv->rx_queue, skb);
} else {
+ if (!priv->hw_type)
+ skb_push(skb, sizeof(struct net2280_tx_hdr));
+
+ skb_reset_tail_pointer(skb);
skb_trim(skb, 0);
+ if (urb->transfer_buffer != skb_tail_pointer(skb)) {
+ /* this should not happen */
+ WARN_ON(1);
+ urb->transfer_buffer = skb_tail_pointer(skb);
+ }
+
skb_queue_tail(&priv->rx_queue, skb);
}