wlcore: track wlvif inside per-link structure

This allows us to pass only the link as a parameter to various functions
and deduce the wlvif. Note that this member will be NULL for global
links.

Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>

diff --git a/drivers/net/wireless/ti/wlcore/cmd.c b/drivers/net/wireless/ti/wlcore/cmd.c
index e00d64b..56432c8 100644 (file)
--- a/drivers/net/wireless/ti/wlcore/cmd.c
+++ b/drivers/net/wireless/ti/wlcore/cmd.c
@@ -326,6 +326,7 @@ int wl12xx_allocate_link(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 *hlid)
        /* take the last "freed packets" value from the current FW status */
        wl->links[link].prev_freed_pkts =
                        wl->fw_status_2->counters.tx_lnk_free_pkts[link];
+       wl->links[link].wlvif = wlvif;
        *hlid = link;
        return 0;
 }
@@ -353,6 +354,7 @@ void wl12xx_free_link(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 *hlid)
         * can purge them.
         */
        wl1271_tx_reset_link_queues(wl, *hlid);
+       wl->links[*hlid].wlvif = NULL;
 
        *hlid = WL12XX_INVALID_LINK_ID;
 }

diff --git a/drivers/net/wireless/ti/wlcore/wlcore_i.h b/drivers/net/wireless/ti/wlcore/wlcore_i.h
index d6854b9..9ffbfc1 100644 (file)
--- a/drivers/net/wireless/ti/wlcore/wlcore_i.h
+++ b/drivers/net/wireless/ti/wlcore/wlcore_i.h
@@ -249,6 +249,8 @@ enum wl12xx_vif_flags {
        WLVIF_FLAG_IN_USE,
 };
 
+struct wl12xx_vif;
+
 struct wl1271_link {
        /* AP-mode - TX queue per AC in link */
        struct sk_buff_head tx_queue[NUM_TX_QUEUES];
@@ -261,6 +263,9 @@ struct wl1271_link {
 
        /* bitmap of TIDs where RX BA sessions are active for this link */
        u8 ba_bitmap;
+
+       /* The wlvif this link belongs to. Might be null for global links */
+       struct wl12xx_vif *wlvif;
 };
 
 #define WL1271_MAX_RX_FILTERS 5