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Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmfmac/dhd.h')
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/dhd.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h
index 64006edeb430..af307c101c94 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd.h
@@ -555,6 +555,19 @@ struct brcmf_cfg80211_vif;
struct brcmf_fws_mac_descriptor;
/**
+ * enum brcmf_netif_stop_reason - reason for stopping netif queue.
+ *
+ * @BRCMF_NETIF_STOP_REASON_FWS_FC:
+ * netif stopped due to firmware signalling flow control.
+ * @BRCMF_NETIF_STOP_REASON_BLOCK_BUS:
+ * netif stopped due to bus blocking.
+ */
+enum brcmf_netif_stop_reason {
+ BRCMF_NETIF_STOP_REASON_FWS_FC = 1,
+ BRCMF_NETIF_STOP_REASON_BLOCK_BUS = 2
+};
+
+/**
* struct brcmf_if - interface control information.
*
* @drvr: points to device related information.
@@ -567,6 +580,7 @@ struct brcmf_fws_mac_descriptor;
* @ifidx: interface index in device firmware.
* @bssidx: index of bss associated with this interface.
* @mac_addr: assigned mac address.
+ * @netif_stop: bitmap indicates reason why netif queues are stopped.
* @pend_8021x_cnt: tracks outstanding number of 802.1x frames.
* @pend_8021x_wait: used for signalling change in count.
*/
@@ -581,6 +595,7 @@ struct brcmf_if {
int ifidx;
s32 bssidx;
u8 mac_addr[ETH_ALEN];
+ u8 netif_stop;
atomic_t pend_8021x_cnt;
wait_queue_head_t pend_8021x_wait;
};
@@ -605,6 +620,8 @@ extern int brcmf_net_attach(struct brcmf_if *ifp, bool rtnl_locked);
extern struct brcmf_if *brcmf_add_if(struct brcmf_pub *drvr, s32 bssidx,
s32 ifidx, char *name, u8 *mac_addr);
extern void brcmf_del_if(struct brcmf_pub *drvr, s32 bssidx);
+void brcmf_txflowblock_if(struct brcmf_if *ifp,
+ enum brcmf_netif_stop_reason reason, bool state);
extern u32 brcmf_get_chip_info(struct brcmf_if *ifp);
#endif /* _BRCMF_H_ */