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mwifiex: rx path enhancement to derive priv only once

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We derive mwifiex_private structure which is per interface from
received skb's rx_info. Once priv is derived, same priv can be
propagated to other functions instead of callee deriving priv
from rx_info again.

Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Avinash Patil
2012-10-19 19:19:21 -07:00
committed by John W. Linville
parent 3a5b8a1685
commit f3b369e40a
6 changed files with 32 additions and 58 deletions
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19
drivers/net/wireless/mwifiex/util.c
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@@ -146,20 +146,16 @@ int mwifiex_get_debug_info(struct mwifiex_private *priv,
* to the kernel.
*/
int
mwifiex_process_mgmt_packet(struct mwifiex_adapter *adapter,
mwifiex_process_mgmt_packet(struct mwifiex_private *priv,
struct sk_buff *skb)
{
struct rxpd *rx_pd;
struct mwifiex_private *priv;
u16 pkt_len;
if (!skb)
return -1;
rx_pd = (struct rxpd *)skb->data;
priv = mwifiex_get_priv_by_id(adapter, rx_pd->bss_num, rx_pd->bss_type);
if (!priv)
return -1;
skb_pull(skb, le16_to_cpu(rx_pd->rx_pkt_offset));
skb_pull(skb, sizeof(pkt_len));
@@ -190,20 +186,11 @@ mwifiex_process_mgmt_packet(struct mwifiex_adapter *adapter,
* the function creates a blank SKB, fills it with the data from the
* received buffer and then sends this new SKB to the kernel.
*/
int mwifiex_recv_packet(struct mwifiex_adapter *adapter, struct sk_buff *skb)
int mwifiex_recv_packet(struct mwifiex_private *priv, struct sk_buff *skb)
{
struct mwifiex_rxinfo *rx_info;
struct mwifiex_private *priv;
if (!skb)
return -1;
rx_info = MWIFIEX_SKB_RXCB(skb);
priv = mwifiex_get_priv_by_id(adapter, rx_info->bss_num,
rx_info->bss_type);
if (!priv)
return -1;
skb->dev = priv->netdev;
skb->protocol = eth_type_trans(skb, priv->netdev);
skb->ip_summed = CHECKSUM_NONE;
@@ -225,7 +212,7 @@ int mwifiex_recv_packet(struct mwifiex_adapter *adapter, struct sk_buff *skb)
* fragments. Currently we fail the Filesndl-ht.scr script
* for UDP, hence this fix
*/
if ((adapter->iface_type == MWIFIEX_USB) &&
if ((priv->adapter->iface_type == MWIFIEX_USB) &&
(skb->truesize > MWIFIEX_RX_DATA_BUF_SIZE))
skb->truesize += (skb->len - MWIFIEX_RX_DATA_BUF_SIZE);