diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-generic/socket.h | 3 | ||||
| -rw-r--r-- | include/linux/errqueue.h | 3 | ||||
| -rw-r--r-- | include/linux/skbuff.h | 19 | ||||
| -rw-r--r-- | include/net/sock.h | 6 |
4 files changed, 28 insertions, 3 deletions
diff --git a/include/asm-generic/socket.h b/include/asm-generic/socket.h index 9a6115e..49c1704 100644 --- a/include/asm-generic/socket.h +++ b/include/asm-generic/socket.h @@ -64,4 +64,7 @@ #define SO_DOMAIN 39 #define SO_RXQ_OVFL 40 + +#define SO_WIFI_STATUS 41 +#define SCM_WIFI_STATUS SO_WIFI_STATUS #endif /* __ASM_GENERIC_SOCKET_H */ diff --git a/include/linux/errqueue.h b/include/linux/errqueue.h index 034072c..c9f522b 100644 --- a/include/linux/errqueue.h +++ b/include/linux/errqueue.h @@ -17,7 +17,8 @@ struct sock_extended_err { #define SO_EE_ORIGIN_LOCAL 1 #define SO_EE_ORIGIN_ICMP 2 #define SO_EE_ORIGIN_ICMP6 3 -#define SO_EE_ORIGIN_TIMESTAMPING 4 +#define SO_EE_ORIGIN_TXSTATUS 4 +#define SO_EE_ORIGIN_TIMESTAMPING SO_EE_ORIGIN_TXSTATUS #define SO_EE_OFFENDER(ee) ((struct sockaddr*)((ee)+1)) diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 6a6b352..ff7e130 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -218,6 +218,9 @@ enum { /* device driver supports TX zero-copy buffers */ SKBTX_DEV_ZEROCOPY = 1 << 4, + + /* generate wifi status information (where possible) */ + SKBTX_WIFI_STATUS = 1 << 5, }; /* @@ -352,6 +355,8 @@ typedef unsigned char *sk_buff_data_t; * @ooo_okay: allow the mapping of a socket to a queue to be changed * @l4_rxhash: indicate rxhash is a canonical 4-tuple hash over transport * ports. + * @wifi_acked_valid: wifi_acked was set + * @wifi_acked: whether frame was acked on wifi or not * @dma_cookie: a cookie to one of several possible DMA operations * done by skb DMA functions * @secmark: security marking @@ -445,10 +450,11 @@ struct sk_buff { #endif __u8 ooo_okay:1; __u8 l4_rxhash:1; + __u8 wifi_acked_valid:1; + __u8 wifi_acked:1; + /* 10/12 bit hole (depending on ndisc_nodetype presence) */ kmemcheck_bitfield_end(flags2); - /* 0/13 bit hole */ - #ifdef CONFIG_NET_DMA dma_cookie_t dma_cookie; #endif @@ -2263,6 +2269,15 @@ static inline void skb_tx_timestamp(struct sk_buff *skb) sw_tx_timestamp(skb); } +/** + * skb_complete_wifi_ack - deliver skb with wifi status + * + * @skb: the original outgoing packet + * @acked: ack status + * + */ +void skb_complete_wifi_ack(struct sk_buff *skb, bool acked); + extern __sum16 __skb_checksum_complete_head(struct sk_buff *skb, int len); extern __sum16 __skb_checksum_complete(struct sk_buff *skb); diff --git a/include/net/sock.h b/include/net/sock.h index 5ac682f..fa6f538 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -564,6 +564,7 @@ enum sock_flags { SOCK_FASYNC, /* fasync() active */ SOCK_RXQ_OVFL, SOCK_ZEROCOPY, /* buffers from userspace */ + SOCK_WIFI_STATUS, /* push wifi status to userspace */ }; static inline void sock_copy_flags(struct sock *nsk, struct sock *osk) @@ -1714,6 +1715,8 @@ static inline int sock_intr_errno(long timeo) extern void __sock_recv_timestamp(struct msghdr *msg, struct sock *sk, struct sk_buff *skb); +extern void __sock_recv_wifi_status(struct msghdr *msg, struct sock *sk, + struct sk_buff *skb); static __inline__ void sock_recv_timestamp(struct msghdr *msg, struct sock *sk, struct sk_buff *skb) @@ -1741,6 +1744,9 @@ sock_recv_timestamp(struct msghdr *msg, struct sock *sk, struct sk_buff *skb) __sock_recv_timestamp(msg, sk, skb); else sk->sk_stamp = kt; + + if (sock_flag(sk, SOCK_WIFI_STATUS) && skb->wifi_acked_valid) + __sock_recv_wifi_status(msg, sk, skb); } extern void __sock_recv_ts_and_drops(struct msghdr *msg, struct sock *sk, |