diff options
Diffstat (limited to 'drivers/net/wireless/wl12xx/tx.c')
| -rw-r--r-- | drivers/net/wireless/wl12xx/tx.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/net/wireless/wl12xx/tx.c b/drivers/net/wireless/wl12xx/tx.c index 0f1578577b1a..08227e69616b 100644 --- a/drivers/net/wireless/wl12xx/tx.c +++ b/drivers/net/wireless/wl12xx/tx.c @@ -204,9 +204,7 @@ static int wl1271_tx_allocate(struct wl1271 *wl, struct sk_buff *skb, u32 extra, u32 len; u32 total_blocks; int id, ret = -EBUSY, ac; - - /* we use 1 spare block */ - u32 spare_blocks = 1; + u32 spare_blocks = wl->tx_spare_blocks; if (buf_offset + total_len > WL1271_AGGR_BUFFER_SIZE) return -EAGAIN; @@ -220,6 +218,10 @@ static int wl1271_tx_allocate(struct wl1271 *wl, struct sk_buff *skb, u32 extra, in the firmware */ len = wl12xx_calc_packet_alignment(wl, total_len); + /* in case of a dummy packet, use default amount of spare mem blocks */ + if (unlikely(wl12xx_is_dummy_packet(wl, skb))) + spare_blocks = TX_HW_BLOCK_SPARE_DEFAULT; + total_blocks = (len + TX_HW_BLOCK_SIZE - 1) / TX_HW_BLOCK_SIZE + spare_blocks; |