wl1251: implement hardware ARP filtering

[pandora-kernel.git] / drivers / net / wireless / wl1251 / acx.c

diff --git a/drivers/net/wireless/wl1251/acx.c b/drivers/net/wireless/wl1251/acx.c
index db6430c..ab6e7b2 100644 (file)
--- a/drivers/net/wireless/wl1251/acx.c
+++ b/drivers/net/wireless/wl1251/acx.c
@@ -1027,6 +1027,32 @@ out:
        return ret;
 }
 
+int wl1251_acx_arp_ip_filter(struct wl1251 *wl, bool enable, __be32 address)
+{
+       struct wl1251_acx_arp_filter *acx;
+       int ret;
+
+       wl1251_debug(DEBUG_ACX, "acx arp ip filter, enable: %d", enable);
+
+       acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+       if (!acx)
+               return -ENOMEM;
+
+       acx->version = ACX_IPV4_VERSION;
+       acx->enable = enable;
+
+       if (enable)
+               memcpy(acx->address, &address, ACX_IPV4_ADDR_SIZE);
+
+       ret = wl1251_cmd_configure(wl, ACX_ARP_IP_FILTER,
+                                  acx, sizeof(*acx));
+       if (ret < 0)
+               wl1251_warning("failed to set arp ip filter: %d", ret);
+
+       kfree(acx);
+       return ret;
+}
+
 int wl1251_acx_ac_cfg(struct wl1251 *wl, u8 ac, u8 cw_min, u16 cw_max,
                      u8 aifs, u16 txop)
 {