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rtl8188eu: Remove CONFIG_TCP_CSUM_OFFLOAD_TX

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This change also allows the removal of rtw_set_tx_chksum_offload() as
it is now empty.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
This commit is contained in:
Larry Finger 2015-03-12 14:14:19 -05:00
parent bb4b1fe327
commit f42ef2ce84
8 changed files with 10 additions and 111 deletions
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3
core/rtw_xmit.c
View file

@ -822,12 +822,9 @@ static s32 update_attrib(struct adapter *padapter, _pkt *pkt, struct pkt_attrib
pattrib->bswenc = false;
RT_TRACE(_module_rtl871x_xmit_c_,_drv_info_,("update_attrib: bswenc=false\n"));
}
rtw_set_tx_chksum_offload(pkt, pattrib);
update_attrib_phy_info(pattrib, psta);
exit:
return res;
}

17
hal/rtl8188eu_xmit.c
View file

@ -364,20 +364,7 @@ if (padapter->registrypriv.mp_mode == 0)
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_8192C("ptxdesc->txdw7 = %08x\n", ptxdesc->txdw7);
}
#endif
}
else if((pxmitframe->frame_tag&0x0f)== MGNT_FRAMETAG)
{
/* DBG_8192C("pxmitframe->frame_tag == MGNT_FRAMETAG\n"); */
} else if((pxmitframe->frame_tag&0x0f)== MGNT_FRAMETAG) {
/* offset 4 */
ptxdesc->txdw1 |= cpu_to_le32(pattrib->mac_id&0x3f);
@ -386,8 +373,6 @@ if (padapter->registrypriv.mp_mode == 0)
ptxdesc->txdw1 |= cpu_to_le32((pattrib->raid<< RATE_ID_SHT) & 0x000f0000);
/* fill_txdesc_sectype(pattrib, ptxdesc); */
/* offset 8 */
/* CCX-TXRPT ack for xmit mgmt frames. */
if (pxmitframe->ack_report) {

7
include/osdep_service.h
View file

@ -67,15 +67,8 @@
#include <net/route.h>
#include <net/flow.h>
#include <net/arp.h>
#include <net/ieee80211_radiotap.h>
#include <net/cfg80211.h>
#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

@ -171,9 +171,6 @@ 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

18
include/xmit_osdep.h
View file

@ -41,22 +41,20 @@ struct sta_xmit_priv;
struct xmit_frame;
struct xmit_buf;
extern int _rtw_xmit_entry(_pkt *pkt, _nic_hdl pnetdev);
extern int rtw_xmit_entry(_pkt *pkt, _nic_hdl pnetdev);
int _rtw_xmit_entry(_pkt *pkt, _nic_hdl pnetdev);
int rtw_xmit_entry(_pkt *pkt, _nic_hdl pnetdev);
void rtw_os_xmit_schedule(struct adapter *padapter);
int rtw_os_xmit_resource_alloc(struct adapter *padapter, struct xmit_buf *pxmitbuf,u32 alloc_sz);
void rtw_os_xmit_resource_free(struct adapter *padapter, struct xmit_buf *pxmitbuf,u32 free_sz);
extern void rtw_set_tx_chksum_offload(_pkt *pkt, struct pkt_attrib *pattrib);
uint rtw_remainder_len(struct pkt_file *pfile);
void _rtw_open_pktfile(_pkt *pkt, struct pkt_file *pfile);
uint _rtw_pktfile_read (struct pkt_file *pfile, u8 *rmem, uint rlen);
sint rtw_endofpktfile (struct pkt_file *pfile);
extern uint rtw_remainder_len(struct pkt_file *pfile);
extern void _rtw_open_pktfile(_pkt *pkt, struct pkt_file *pfile);
extern uint _rtw_pktfile_read (struct pkt_file *pfile, u8 *rmem, uint rlen);
extern sint rtw_endofpktfile (struct pkt_file *pfile);
extern void rtw_os_pkt_complete(struct adapter *padapter, _pkt *pkt);
extern void rtw_os_xmit_complete(struct adapter *padapter, struct xmit_frame *pxframe);
void rtw_os_pkt_complete(struct adapter *padapter, _pkt *pkt);
void rtw_os_xmit_complete(struct adapter *padapter, struct xmit_frame *pxframe);
#endif //__XMIT_OSDEP_H_

29
os_dep/mlme_linux.c
View file

@ -415,33 +415,12 @@ int hostapd_mode_init(struct adapter *padapter)
pnetdev->stop = mgnt_netdev_close;
pnetdev->hard_start_xmit = mgnt_xmit_entry;
/* pnetdev->set_mac_address = r871x_net_set_mac_address; */
/* pnetdev->get_stats = r871x_net_get_stats; */
/* pnetdev->do_ioctl = r871x_mp_ioctl; */
#endif
pnetdev->watchdog_timeo = HZ; /* 1 second timeout */
/* pnetdev->wireless_handlers = NULL; */
#ifdef CONFIG_TCP_CSUM_OFFLOAD_TX
pnetdev->features |= NETIF_F_IP_CSUM;
#endif
if(dev_alloc_name(pnetdev,"mgnt.wlan%d") < 0)
{
DBG_871X("hostapd_mode_init(): dev_alloc_name, fail! \n");
}
/* SET_NETDEV_DEV(pnetdev, pintfpriv->udev); */
mac[0]=0x00;
mac[1]=0xe0;
@ -457,18 +436,12 @@ int hostapd_mode_init(struct adapter *padapter)
/* Tell the network stack we exist */
if (register_netdev(pnetdev) != 0)
{
if (register_netdev(pnetdev) != 0) {
DBG_871X("hostapd_mode_init(): register_netdev fail!\n");
if(pnetdev)
{
rtw_free_netdev(pnetdev);
}
}
return 0;
}
void hostapd_mode_unload(struct adapter *padapter)

11
os_dep/os_intfs.c
View file

@ -594,26 +594,15 @@ struct net_device *rtw_init_netdev(struct adapter *old_padapter)
pnetdev->do_ioctl = rtw_ioctl;
#endif
#ifdef CONFIG_TCP_CSUM_OFFLOAD_TX
pnetdev->features |= NETIF_F_IP_CSUM;
#endif
/* pnetdev->tx_timeout = NULL; */
pnetdev->watchdog_timeo = HZ*3; /* 3 second timeout */
#ifdef CONFIG_WIRELESS_EXT
pnetdev->wireless_handlers = (struct iw_handler_def *)&rtw_handlers_def;
#endif
#ifdef WIRELESS_SPY
/* priv->wireless_data.spy_data = &priv->spy_data; */
/* pnetdev->wireless_data = &priv->wireless_data; */
#endif
/* step 2. */
loadparam(padapter, pnetdev);
return pnetdev;
}
u32 rtw_start_drv_threads(struct adapter *padapter)

33
os_dep/xmit_linux.c
View file

@ -72,39 +72,6 @@ sint rtw_endofpktfile(struct pkt_file *pfile)
return false;
}
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_871X("CHECKSUM_PARTIAL TCP\n");
pattrib->hw_tcp_csum = 1;
/* skb_checksum_help(skb); */
} else if (ip->protocol == IPPROTO_UDP) {
/* DBG_871X("CHECKSUM_PARTIAL UDP\n"); */
skb_checksum_help(skb);
} else {
DBG_871X("%s-%d TCP CSUM offload Error!!\n", __FUNCTION__, __LINE__);
WARN_ON(1); /* we need a WARN() */
}
}
else { /* IP fragmentation case */
DBG_871X("%s-%d nr_frags != 0, using skb_checksum_help(skb);!!\n", __FUNCTION__, __LINE__);
skb_checksum_help(skb);
}
}
#endif
}
int rtw_os_xmit_resource_alloc(struct adapter *padapter, struct xmit_buf *pxmitbuf,u32 alloc_sz)
{
int i;