diff options
Diffstat (limited to 'drivers/net/wireless/b43/xmit.c')
-rw-r--r-- | drivers/net/wireless/b43/xmit.c | 61 |
1 files changed, 38 insertions, 23 deletions
diff --git a/drivers/net/wireless/b43/xmit.c b/drivers/net/wireless/b43/xmit.c index ec10a8e182f..b2a3123f42d 100644 --- a/drivers/net/wireless/b43/xmit.c +++ b/drivers/net/wireless/b43/xmit.c @@ -30,6 +30,7 @@ #include "xmit.h" #include "phy.h" #include "dma.h" +#include "pio.h" /* Extract the bitrate index out of a CCK PLCP header. */ @@ -668,40 +669,54 @@ void b43_handle_txstatus(struct b43_wldev *dev, dev->wl->ieee_stats.dot11RTSSuccessCount++; } - b43_dma_handle_txstatus(dev, status); + if (b43_using_pio_transfers(dev)) + b43_pio_handle_txstatus(dev, status); + else + b43_dma_handle_txstatus(dev, status); } -/* Handle TX status report as received through DMA/PIO queues */ -void b43_handle_hwtxstatus(struct b43_wldev *dev, - const struct b43_hwtxstatus *hw) +/* Fill out the mac80211 TXstatus report based on the b43-specific + * txstatus report data. This returns a boolean whether the frame was + * successfully transmitted. */ +bool b43_fill_txstatus_report(struct ieee80211_tx_status *report, + const struct b43_txstatus *status) { - struct b43_txstatus status; - u8 tmp; - - status.cookie = le16_to_cpu(hw->cookie); - status.seq = le16_to_cpu(hw->seq); - status.phy_stat = hw->phy_stat; - tmp = hw->count; - status.frame_count = (tmp >> 4); - status.rts_count = (tmp & 0x0F); - tmp = hw->flags; - status.supp_reason = ((tmp & 0x1C) >> 2); - status.pm_indicated = !!(tmp & 0x80); - status.intermediate = !!(tmp & 0x40); - status.for_ampdu = !!(tmp & 0x20); - status.acked = !!(tmp & 0x02); - - b43_handle_txstatus(dev, &status); + bool frame_success = 1; + + if (status->acked) { + /* The frame was ACKed. */ + report->flags |= IEEE80211_TX_STATUS_ACK; + } else { + /* The frame was not ACKed... */ + if (!(report->control.flags & IEEE80211_TXCTL_NO_ACK)) { + /* ...but we expected an ACK. */ + frame_success = 0; + report->excessive_retries = 1; + } + } + if (status->frame_count == 0) { + /* The frame was not transmitted at all. */ + report->retry_count = 0; + } else + report->retry_count = status->frame_count - 1; + + return frame_success; } /* Stop any TX operation on the device (suspend the hardware queues) */ void b43_tx_suspend(struct b43_wldev *dev) { - b43_dma_tx_suspend(dev); + if (b43_using_pio_transfers(dev)) + b43_pio_tx_suspend(dev); + else + b43_dma_tx_suspend(dev); } /* Resume any TX operation on the device (resume the hardware queues) */ void b43_tx_resume(struct b43_wldev *dev) { - b43_dma_tx_resume(dev); + if (b43_using_pio_transfers(dev)) + b43_pio_tx_resume(dev); + else + b43_dma_tx_resume(dev); } |