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rtl8188eu: Remove CONFIG_TCP_CSUM_OFFLOAD_TX

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Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
This commit is contained in:
Larry Finger 2013-07-19 16:35:51 -05:00
parent fd62ad44a9
commit 6b313fba49
5 changed files with 1 additions and 60 deletions
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13
hal/rtl8188eu_xmit.c
View file

@ -343,18 +343,7 @@ static s32 update_txdesc(struct xmit_frame *pxmitframe, u8 *pmem, s32 sz ,u8 bag
ptxdesc->txdw5 |= cpu_to_le32(MRateToHwRate(pmlmeext->tx_rate));
}
#ifdef CONFIG_TCP_CSUM_OFFLOAD_TX
/* offset 24 */
if ( pattrib->hw_tcp_csum == 1 ) {
u8 ip_hdr_offset = 32 + pattrib->hdrlen + pattrib->iv_len + 8;
ptxdesc->txdw7 = (1 << 31) | (ip_hdr_offset << 16);
DBG_88E("ptxdesc->txdw7 = %08x\n", ptxdesc->txdw7);
}
#endif
}
else if ((pxmitframe->frame_tag&0x0f)== MGNT_FRAMETAG)
{
} else if ((pxmitframe->frame_tag&0x0f)== MGNT_FRAMETAG) {
/* offset 4 */
ptxdesc->txdw1 |= cpu_to_le32(pattrib->mac_id&0x3f);

5
include/osdep_service.h
View file

@ -68,11 +68,6 @@
#include <net/cfg80211.h>
#endif //CONFIG_IOCTL_CFG80211
#ifdef CONFIG_TCP_CSUM_OFFLOAD_TX
#include <linux/in.h>
#include <linux/udp.h>
#endif
#include <linux/usb.h>
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21))
#include <linux/usb_ch9.h>

3
include/rtw_xmit.h
View file

@ -176,9 +176,6 @@ struct pkt_attrib
u8 intel_proxim;
u8 retry_ctrl;
struct sta_info * psta;
#ifdef CONFIG_TCP_CSUM_OFFLOAD_TX
u8 hw_tcp_csum;
#endif
};
#define WLANHDR_OFFSET 64

5
os_dep/os_intfs.c
View file

@ -942,11 +942,6 @@ struct net_device *rtw_init_netdev(_adapter *old_padapter)
pnetdev->get_stats = rtw_net_get_stats;
pnetdev->do_ioctl = rtw_ioctl;
#endif
#ifdef CONFIG_TCP_CSUM_OFFLOAD_TX
pnetdev->features |= NETIF_F_IP_CSUM;
#endif
pnetdev->watchdog_timeo = HZ*3; /* 3 second timeout */
#ifdef CONFIG_WIRELESS_EXT
pnetdev->wireless_handlers = (struct iw_handler_def *)&rtw_handlers_def;

35
os_dep/xmit_linux.c
View file

@ -86,41 +86,6 @@ _func_exit_;
void rtw_set_tx_chksum_offload(_pkt *pkt, struct pkt_attrib *pattrib)
{
#ifdef CONFIG_TCP_CSUM_OFFLOAD_TX
struct sk_buff *skb = (struct sk_buff *)pkt;
pattrib->hw_tcp_csum = 0;
if (skb->ip_summed == CHECKSUM_PARTIAL) {
if (skb_shinfo(skb)->nr_frags == 0)
{
const struct iphdr *ip = ip_hdr(skb);
if (ip->protocol == IPPROTO_TCP) {
// TCP checksum offload by HW
DBG_88E("CHECKSUM_PARTIAL TCP\n");
pattrib->hw_tcp_csum = 1;
//skb_checksum_help(skb);
} else if (ip->protocol == IPPROTO_UDP) {
//DBG_88E("CHECKSUM_PARTIAL UDP\n");
#if 1
skb_checksum_help(skb);
#else
// Set UDP checksum = 0 to skip checksum check
struct udphdr *udp = skb_transport_header(skb);
udp->check = 0;
#endif
} else {
DBG_88E("%s-%d TCP CSUM offload Error!!\n", __func__, __LINE__);
WARN_ON(1); /* we need a WARN() */
}
}
else { // IP fragmentation case
DBG_88E("%s-%d nr_frags != 0, using skb_checksum_help(skb);!!\n", __func__, __LINE__);
skb_checksum_help(skb);
}
}
#endif
}
int rtw_os_xmit_resource_alloc(_adapter *padapter, struct xmit_buf *pxmitbuf,u32 alloc_sz)