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-rw-r--r--drivers/net/wireless/b43legacy/dma.c46
-rw-r--r--drivers/net/wireless/b43legacy/main.c2
-rw-r--r--drivers/net/wireless/b43legacy/pio.c31
-rw-r--r--drivers/net/wireless/b43legacy/xmit.c26
-rw-r--r--drivers/net/wireless/b43legacy/xmit.h2
5 files changed, 82 insertions, 25 deletions
diff --git a/drivers/net/wireless/b43legacy/dma.c b/drivers/net/wireless/b43legacy/dma.c
index fb6819e..308c264 100644
--- a/drivers/net/wireless/b43legacy/dma.c
+++ b/drivers/net/wireless/b43legacy/dma.c
@@ -1411,6 +1411,7 @@ void b43legacy_dma_handle_txstatus(struct b43legacy_wldev *dev,
struct b43legacy_dmaring *ring;
struct b43legacy_dmadesc_generic *desc;
struct b43legacy_dmadesc_meta *meta;
+ int retry_limit;
int slot;
ring = parse_cookie(dev, status->cookie, &slot);
@@ -1437,25 +1438,42 @@ void b43legacy_dma_handle_txstatus(struct b43legacy_wldev *dev,
struct ieee80211_tx_info *info;
BUG_ON(!meta->skb);
info = IEEE80211_SKB_CB(meta->skb);
- /* Call back to inform the ieee80211 subsystem about the
- * status of the transmission.
- * Some fields of txstat are already filled in dma_tx().
- */
- memset(&info->status, 0, sizeof(info->status));
+ /* preserve the confiured retry limit before clearing the status
+ * The xmit function has overwritten the rc's value with the actual
+ * retry limit done by the hardware */
+ retry_limit = info->status.rates[0].count;
+ ieee80211_tx_info_clear_status(info);
- if (status->acked) {
+ if (status->acked)
info->flags |= IEEE80211_TX_STAT_ACK;
+
+ if (status->rts_count > dev->wl->hw->conf.short_frame_max_tx_count) {
+ /*
+ * If the short retries (RTS, not data frame) have exceeded
+ * the limit, the hw will not have tried the selected rate,
+ * but will have used the fallback rate instead.
+ * Don't let the rate control count attempts for the selected
+ * rate in this case, otherwise the statistics will be off.
+ */
+ info->status.rates[0].count = 0;
+ info->status.rates[1].count = status->frame_count;
} else {
- if (!(info->flags & IEEE80211_TX_CTL_NO_ACK))
- info->status.excessive_retries = 1;
+ if (status->frame_count > retry_limit) {
+ info->status.rates[0].count = retry_limit;
+ info->status.rates[1].count = status->frame_count -
+ retry_limit;
+
+ } else {
+ info->status.rates[0].count = status->frame_count;
+ info->status.rates[1].idx = -1;
+ }
}
- if (status->frame_count == 0) {
- /* The frame was not transmitted at all. */
- info->status.retry_count = 0;
- } else
- info->status.retry_count = status->frame_count
- - 1;
+
+ /* Call back to inform the ieee80211 subsystem about the
+ * status of the transmission.
+ * Some fields of txstat are already filled in dma_tx().
+ */
ieee80211_tx_status_irqsafe(dev->wl->hw, meta->skb);
/* skb is freed by ieee80211_tx_status_irqsafe() */
meta->skb = NULL;
diff --git a/drivers/net/wireless/b43legacy/main.c b/drivers/net/wireless/b43legacy/main.c
index 78e4636..9edbdf9 100644
--- a/drivers/net/wireless/b43legacy/main.c
+++ b/drivers/net/wireless/b43legacy/main.c
@@ -3682,7 +3682,7 @@ static int b43legacy_wireless_init(struct ssb_device *dev)
BIT(NL80211_IFTYPE_WDS) |
BIT(NL80211_IFTYPE_ADHOC);
hw->queues = 1; /* FIXME: hardware has more queues */
- hw->max_altrates = 1;
+ hw->max_rates = 2;
SET_IEEE80211_DEV(hw, dev->dev);
if (is_valid_ether_addr(sprom->et1mac))
SET_IEEE80211_PERM_ADDR(hw, sprom->et1mac);
diff --git a/drivers/net/wireless/b43legacy/pio.c b/drivers/net/wireless/b43legacy/pio.c
index a86c764..746d536 100644
--- a/drivers/net/wireless/b43legacy/pio.c
+++ b/drivers/net/wireless/b43legacy/pio.c
@@ -491,6 +491,7 @@ void b43legacy_pio_handle_txstatus(struct b43legacy_wldev *dev,
struct b43legacy_pioqueue *queue;
struct b43legacy_pio_txpacket *packet;
struct ieee80211_tx_info *info;
+ int retry_limit;
queue = parse_cookie(dev, status->cookie, &packet);
B43legacy_WARN_ON(!queue);
@@ -503,11 +504,37 @@ void b43legacy_pio_handle_txstatus(struct b43legacy_wldev *dev,
sizeof(struct b43legacy_txhdr_fw3));
info = IEEE80211_SKB_CB(packet->skb);
- memset(&info->status, 0, sizeof(info->status));
+
+ /* preserve the confiured retry limit before clearing the status
+ * The xmit function has overwritten the rc's value with the actual
+ * retry limit done by the hardware */
+ retry_limit = info->status.rates[0].count;
+ ieee80211_tx_info_clear_status(info);
if (status->acked)
info->flags |= IEEE80211_TX_STAT_ACK;
- info->status.retry_count = status->frame_count - 1;
+
+ if (status->rts_count > dev->wl->hw->conf.short_frame_max_tx_count) {
+ /*
+ * If the short retries (RTS, not data frame) have exceeded
+ * the limit, the hw will not have tried the selected rate,
+ * but will have used the fallback rate instead.
+ * Don't let the rate control count attempts for the selected
+ * rate in this case, otherwise the statistics will be off.
+ */
+ info->status.rates[0].count = 0;
+ info->status.rates[1].count = status->frame_count;
+ } else {
+ if (status->frame_count > retry_limit) {
+ info->status.rates[0].count = retry_limit;
+ info->status.rates[1].count = status->frame_count -
+ retry_limit;
+
+ } else {
+ info->status.rates[0].count = status->frame_count;
+ info->status.rates[1].idx = -1;
+ }
+ }
ieee80211_tx_status_irqsafe(dev->wl->hw, packet->skb);
packet->skb = NULL;
diff --git a/drivers/net/wireless/b43legacy/xmit.c b/drivers/net/wireless/b43legacy/xmit.c
index 65e8337..12fca99 100644
--- a/drivers/net/wireless/b43legacy/xmit.c
+++ b/drivers/net/wireless/b43legacy/xmit.c
@@ -188,7 +188,7 @@ static int generate_txhdr_fw3(struct b43legacy_wldev *dev,
struct b43legacy_txhdr_fw3 *txhdr,
const unsigned char *fragment_data,
unsigned int fragment_len,
- const struct ieee80211_tx_info *info,
+ struct ieee80211_tx_info *info,
u16 cookie)
{
const struct ieee80211_hdr *wlhdr;
@@ -201,6 +201,7 @@ static int generate_txhdr_fw3(struct b43legacy_wldev *dev,
u32 mac_ctl = 0;
u16 phy_ctl = 0;
struct ieee80211_rate *tx_rate;
+ struct ieee80211_tx_rate *rates;
wlhdr = (const struct ieee80211_hdr *)fragment_data;
@@ -274,7 +275,7 @@ static int generate_txhdr_fw3(struct b43legacy_wldev *dev,
/* PHY TX Control word */
if (rate_ofdm)
phy_ctl |= B43legacy_TX4_PHY_OFDM;
- if (dev->short_preamble)
+ if (info->control.rates[0].flags & IEEE80211_TX_RC_USE_SHORT_PREAMBLE)
phy_ctl |= B43legacy_TX4_PHY_SHORTPRMBL;
switch (info->antenna_sel_tx) {
case 0:
@@ -291,6 +292,7 @@ static int generate_txhdr_fw3(struct b43legacy_wldev *dev,
}
/* MAC control */
+ rates = info->control.rates;
if (!(info->flags & IEEE80211_TX_CTL_NO_ACK))
mac_ctl |= B43legacy_TX4_MAC_ACK;
if (info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ)
@@ -299,12 +301,22 @@ static int generate_txhdr_fw3(struct b43legacy_wldev *dev,
mac_ctl |= B43legacy_TX4_MAC_STMSDU;
if (rate_fb_ofdm)
mac_ctl |= B43legacy_TX4_MAC_FALLBACKOFDM;
- if (info->flags & IEEE80211_TX_CTL_LONG_RETRY_LIMIT)
+
+ /* Overwrite rates[0].count to make the retry calculation
+ * in the tx status easier. need the actual retry limit to
+ * detect whether the fallback rate was used.
+ */
+ if ((rates[0].flags & IEEE80211_TX_RC_USE_RTS_CTS) ||
+ (rates[0].count <= dev->wl->hw->conf.long_frame_max_tx_count)) {
+ rates[0].count = dev->wl->hw->conf.long_frame_max_tx_count;
mac_ctl |= B43legacy_TX4_MAC_LONGFRAME;
+ } else {
+ rates[0].count = dev->wl->hw->conf.short_frame_max_tx_count;
+ }
/* Generate the RTS or CTS-to-self frame */
- if ((info->flags & IEEE80211_TX_CTL_USE_RTS_CTS) ||
- (info->flags & IEEE80211_TX_CTL_USE_CTS_PROTECT)) {
+ if ((rates[0].flags & IEEE80211_TX_RC_USE_RTS_CTS) ||
+ (rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT)) {
unsigned int len;
struct ieee80211_hdr *hdr;
int rts_rate;
@@ -319,7 +331,7 @@ static int generate_txhdr_fw3(struct b43legacy_wldev *dev,
if (rts_rate_fb_ofdm)
mac_ctl |= B43legacy_TX4_MAC_CTSFALLBACKOFDM;
- if (info->flags & IEEE80211_TX_CTL_USE_CTS_PROTECT) {
+ if (rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT) {
ieee80211_ctstoself_get(dev->wl->hw,
info->control.vif,
fragment_data,
@@ -362,7 +374,7 @@ int b43legacy_generate_txhdr(struct b43legacy_wldev *dev,
u8 *txhdr,
const unsigned char *fragment_data,
unsigned int fragment_len,
- const struct ieee80211_tx_info *info,
+ struct ieee80211_tx_info *info,
u16 cookie)
{
return generate_txhdr_fw3(dev, (struct b43legacy_txhdr_fw3 *)txhdr,
diff --git a/drivers/net/wireless/b43legacy/xmit.h b/drivers/net/wireless/b43legacy/xmit.h
index e56777e0f..62e09d0 100644
--- a/drivers/net/wireless/b43legacy/xmit.h
+++ b/drivers/net/wireless/b43legacy/xmit.h
@@ -80,7 +80,7 @@ int b43legacy_generate_txhdr(struct b43legacy_wldev *dev,
u8 *txhdr,
const unsigned char *fragment_data,
unsigned int fragment_len,
- const struct ieee80211_tx_info *info,
+ struct ieee80211_tx_info *info,
u16 cookie);
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