diff options
author | John W. Linville <linville@tuxdriver.com> | 2014-03-04 22:05:12 +0400 |
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committer | John W. Linville <linville@tuxdriver.com> | 2014-03-04 22:05:12 +0400 |
commit | f3b6a488a670f1be2666ab97e31dcfc0b1648884 (patch) | |
tree | d8d2431f21d4371c907dec075926e86840e86d1e /drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c | |
parent | c14c5d99a453af6b86f15aca8fe9005b2b8f3b26 (diff) | |
parent | adb07df1e039e9fe43e66aeea8b4771f83659dbb (diff) | |
download | linux-f3b6a488a670f1be2666ab97e31dcfc0b1648884.tar.xz |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless
Conflicts:
drivers/net/wireless/ath/ath9k/recv.c
drivers/net/wireless/mwifiex/pcie.c
Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c')
-rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c index b5ded8a57cb0..5c2706e50775 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c @@ -482,7 +482,6 @@ struct brcmf_sdio { u8 tx_hdrlen; /* sdio bus header length for tx packet */ bool txglom; /* host tx glomming enable flag */ - struct sk_buff *txglom_sgpad; /* scatter-gather padding buffer */ u16 head_align; /* buffer pointer alignment */ u16 sgentry_align; /* scatter-gather buffer alignment */ }; @@ -2113,9 +2112,8 @@ static int brcmf_sdio_txpkt_prep_sg(struct brcmf_sdio *bus, if (lastfrm && chain_pad) tail_pad += blksize - chain_pad; if (skb_tailroom(pkt) < tail_pad && pkt->len > blksize) { - pkt_pad = bus->txglom_sgpad; - if (pkt_pad == NULL) - brcmu_pkt_buf_get_skb(tail_pad + tail_chop); + pkt_pad = brcmu_pkt_buf_get_skb(tail_pad + tail_chop + + bus->head_align); if (pkt_pad == NULL) return -ENOMEM; ret = brcmf_sdio_txpkt_hdalign(bus, pkt_pad); @@ -2126,6 +2124,7 @@ static int brcmf_sdio_txpkt_prep_sg(struct brcmf_sdio *bus, tail_chop); *(u16 *)(pkt_pad->cb) = ALIGN_SKB_FLAG + tail_chop; skb_trim(pkt, pkt->len - tail_chop); + skb_trim(pkt_pad, tail_pad + tail_chop); __skb_queue_after(pktq, pkt, pkt_pad); } else { ntail = pkt->data_len + tail_pad - @@ -2180,7 +2179,7 @@ brcmf_sdio_txpkt_prep(struct brcmf_sdio *bus, struct sk_buff_head *pktq, return ret; head_pad = (u16)ret; if (head_pad) - memset(pkt_next->data, 0, head_pad + bus->tx_hdrlen); + memset(pkt_next->data + bus->tx_hdrlen, 0, head_pad); total_len += pkt_next->len; @@ -3441,10 +3440,6 @@ static int brcmf_sdio_bus_preinit(struct device *dev) bus->txglom = false; value = 1; pad_size = bus->sdiodev->func[2]->cur_blksize << 1; - bus->txglom_sgpad = brcmu_pkt_buf_get_skb(pad_size); - if (!bus->txglom_sgpad) - brcmf_err("allocating txglom padding skb failed, reduced performance\n"); - err = brcmf_iovar_data_set(bus->sdiodev->dev, "bus:rxglom", &value, sizeof(u32)); if (err < 0) { @@ -4167,7 +4162,6 @@ void brcmf_sdio_remove(struct brcmf_sdio *bus) brcmf_chip_detach(bus->ci); } - brcmu_pkt_buf_free_skb(bus->txglom_sgpad); kfree(bus->rxbuf); kfree(bus->hdrbuf); kfree(bus); |