diff options
Diffstat (limited to 'drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c')
| -rw-r--r-- | drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c index e8712ad3ac45..3c07d1bbe1c6 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c @@ -664,9 +664,15 @@ static void pkt_align(struct sk_buff *p, int len, int align) /* To check if there's window offered */ static bool data_ok(struct brcmf_sdio *bus) { - /* Reserve TXCTL_CREDITS credits for txctl */ - return (bus->tx_max - bus->tx_seq) > TXCTL_CREDITS && - ((bus->tx_max - bus->tx_seq) & 0x80) == 0; + u8 tx_rsv = 0; + + /* Reserve TXCTL_CREDITS credits for txctl when it is ready to send */ + if (bus->ctrl_frame_stat) + tx_rsv = TXCTL_CREDITS; + + return (bus->tx_max - bus->tx_seq - tx_rsv) != 0 && + ((bus->tx_max - bus->tx_seq - tx_rsv) & 0x80) == 0; + } /* To check if there's window offered */ |