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path: root/drivers/net/wireless/wl12xx
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Diffstat (limited to 'drivers/net/wireless/wl12xx')
-rw-r--r--drivers/net/wireless/wl12xx/wl1271_acx.c19
-rw-r--r--drivers/net/wireless/wl12xx/wl1271_acx.h3
-rw-r--r--drivers/net/wireless/wl12xx/wl1271_main.c142
3 files changed, 56 insertions, 108 deletions
diff --git a/drivers/net/wireless/wl12xx/wl1271_acx.c b/drivers/net/wireless/wl12xx/wl1271_acx.c
index 5cadb9d06c76..b45ebbcf6c4a 100644
--- a/drivers/net/wireless/wl12xx/wl1271_acx.c
+++ b/drivers/net/wireless/wl12xx/wl1271_acx.c
@@ -1075,13 +1075,12 @@ out:
return ret;
}
-int wl1271_acx_arp_ip_filter(struct wl1271 *wl, bool enable, u8 *address,
- u8 version)
+int wl1271_acx_arp_ip_filter(struct wl1271 *wl, u8 mode, u8 *address)
{
struct wl1271_acx_arp_filter *acx;
int ret;
- wl1271_debug(DEBUG_ACX, "acx arp ip filter, enable: %d", enable);
+ wl1271_debug(DEBUG_ACX, "acx arp ip filter, mode: %d", mode);
acx = kzalloc(sizeof(*acx), GFP_KERNEL);
if (!acx) {
@@ -1089,17 +1088,11 @@ int wl1271_acx_arp_ip_filter(struct wl1271 *wl, bool enable, u8 *address,
goto out;
}
- acx->version = version;
- acx->enable = enable;
+ acx->version = ACX_IPV4_VERSION;
+ acx->enable = mode;
- if (enable == true) {
- if (version == ACX_IPV4_VERSION)
- memcpy(acx->address, address, ACX_IPV4_ADDR_SIZE);
- else if (version == ACX_IPV6_VERSION)
- memcpy(acx->address, address, sizeof(acx->address));
- else
- wl1271_error("Invalid IP version");
- }
+ if (mode != ACX_ARP_DISABLE)
+ memcpy(acx->address, address, ACX_IPV4_ADDR_SIZE);
ret = wl1271_cmd_configure(wl, ACX_ARP_IP_FILTER,
acx, sizeof(*acx));
diff --git a/drivers/net/wireless/wl12xx/wl1271_acx.h b/drivers/net/wireless/wl12xx/wl1271_acx.h
index 914b29b92999..6a6f3e3ebf34 100644
--- a/drivers/net/wireless/wl12xx/wl1271_acx.h
+++ b/drivers/net/wireless/wl12xx/wl1271_acx.h
@@ -1117,8 +1117,7 @@ int wl1271_acx_init_mem_config(struct wl1271 *wl);
int wl1271_acx_init_rx_interrupt(struct wl1271 *wl);
int wl1271_acx_smart_reflex(struct wl1271 *wl);
int wl1271_acx_bet_enable(struct wl1271 *wl, bool enable);
-int wl1271_acx_arp_ip_filter(struct wl1271 *wl, bool enable, u8 *address,
- u8 version);
+int wl1271_acx_arp_ip_filter(struct wl1271 *wl, u8 mode, u8 *address);
int wl1271_acx_pm_config(struct wl1271 *wl);
int wl1271_acx_keep_alive_mode(struct wl1271 *wl, bool enable);
int wl1271_acx_keep_alive_config(struct wl1271 *wl, u8 index, u8 tpl_valid);
diff --git a/drivers/net/wireless/wl12xx/wl1271_main.c b/drivers/net/wireless/wl12xx/wl1271_main.c
index 5970fde49d40..a37244c88fee 100644
--- a/drivers/net/wireless/wl12xx/wl1271_main.c
+++ b/drivers/net/wireless/wl12xx/wl1271_main.c
@@ -28,7 +28,6 @@
#include <linux/crc32.h>
#include <linux/etherdevice.h>
#include <linux/vmalloc.h>
-#include <linux/inetdevice.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
@@ -818,93 +817,6 @@ static int wl1271_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
return NETDEV_TX_OK;
}
-static int wl1271_dev_notify(struct notifier_block *me, unsigned long what,
- void *arg)
-{
- struct net_device *dev;
- struct wireless_dev *wdev;
- struct wiphy *wiphy;
- struct ieee80211_hw *hw;
- struct wl1271 *wl;
- struct wl1271 *wl_temp;
- struct in_device *idev;
- struct in_ifaddr *ifa = arg;
- int ret = 0;
-
- /* FIXME: this ugly function should probably be implemented in the
- * mac80211, and here should only be a simple callback handling actual
- * setting of the filters. Now we need to dig up references to
- * various structures to gain access to what we need.
- * Also, because of this, there is no "initial" setting of the filter
- * in "op_start", because we don't want to dig up struct net_device
- * there - the filter will be set upon first change of the interface
- * IP address. */
-
- dev = ifa->ifa_dev->dev;
-
- wdev = dev->ieee80211_ptr;
- if (wdev == NULL)
- return NOTIFY_DONE;
-
- wiphy = wdev->wiphy;
- if (wiphy == NULL)
- return NOTIFY_DONE;
-
- hw = wiphy_priv(wiphy);
- if (hw == NULL)
- return NOTIFY_DONE;
-
- /* Check that the interface is one supported by this driver. */
- wl_temp = hw->priv;
- list_for_each_entry(wl, &wl_list, list) {
- if (wl == wl_temp)
- break;
- }
- if (wl != wl_temp)
- return NOTIFY_DONE;
-
- /* Get the interface IP address for the device. "ifa" will become
- NULL if:
- - there is no IPV4 protocol address configured
- - there are multiple (virtual) IPV4 addresses configured
- When "ifa" is NULL, filtering will be disabled.
- */
- ifa = NULL;
- idev = dev->ip_ptr;
- if (idev)
- ifa = idev->ifa_list;
-
- if (ifa && ifa->ifa_next)
- ifa = NULL;
-
- mutex_lock(&wl->mutex);
-
- if (wl->state == WL1271_STATE_OFF)
- goto out;
-
- ret = wl1271_ps_elp_wakeup(wl, false);
- if (ret < 0)
- goto out;
- if (ifa)
- ret = wl1271_acx_arp_ip_filter(wl, true,
- (u8 *)&ifa->ifa_address,
- ACX_IPV4_VERSION);
- else
- ret = wl1271_acx_arp_ip_filter(wl, false, NULL,
- ACX_IPV4_VERSION);
- wl1271_ps_elp_sleep(wl);
-
-out:
- mutex_unlock(&wl->mutex);
-
- return NOTIFY_OK;
-}
-
-static struct notifier_block wl1271_dev_notifier = {
- .notifier_call = wl1271_dev_notify,
-};
-
-
static int wl1271_op_start(struct ieee80211_hw *hw)
{
wl1271_debug(DEBUG_MAC80211, "mac80211 start");
@@ -1008,10 +920,8 @@ power_off:
out:
mutex_unlock(&wl->mutex);
- if (!ret) {
+ if (!ret)
list_add(&wl->list, &wl_list);
- register_inetaddr_notifier(&wl1271_dev_notifier);
- }
return ret;
}
@@ -1022,8 +932,6 @@ static void wl1271_op_remove_interface(struct ieee80211_hw *hw,
struct wl1271 *wl = hw->priv;
int i;
- unregister_inetaddr_notifier(&wl1271_dev_notifier);
-
mutex_lock(&wl->mutex);
wl1271_debug(DEBUG_MAC80211, "mac80211 remove interface");
@@ -1400,6 +1308,53 @@ struct wl1271_filter_params {
u8 mc_list[ACX_MC_ADDRESS_GROUP_MAX][ETH_ALEN];
};
+static int wl1271_op_configure_arp_filter(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct in_ifaddr *ifa_list)
+{
+ struct wl1271 *wl = hw->priv;
+ int ret = 0;
+
+ WARN_ON(vif != wl->vif);
+
+ /* disable filtering if there are multiple addresses */
+ if (ifa_list && ifa_list->ifa_next)
+ ifa_list = NULL;
+
+ mutex_lock(&wl->mutex);
+
+ if (wl->state == WL1271_STATE_OFF)
+ goto out;
+
+ WARN_ON(wl->bss_type != BSS_TYPE_STA_BSS);
+
+ ret = wl1271_ps_elp_wakeup(wl, false);
+ if (ret < 0)
+ goto out;
+
+ if (ifa_list) {
+ ret = wl1271_cmd_build_arp_reply(wl, &ifa_list->ifa_address);
+ if (ret < 0)
+ goto out_sleep;
+ ret = wl1271_acx_arp_ip_filter(wl, ACX_ARP_FILTER_AND_REPLY,
+ (u8 *)&ifa_list->ifa_address);
+ if (ret < 0)
+ goto out_sleep;
+ } else {
+ ret = wl1271_acx_arp_ip_filter(wl, ACX_ARP_DISABLE, NULL);
+ if (ret < 0)
+ goto out_sleep;
+ }
+
+out_sleep:
+ wl1271_ps_elp_sleep(wl);
+
+out:
+ mutex_unlock(&wl->mutex);
+
+ return ret;
+}
+
static u64 wl1271_op_prepare_multicast(struct ieee80211_hw *hw,
struct netdev_hw_addr_list *mc_list)
{
@@ -2213,6 +2168,7 @@ static const struct ieee80211_ops wl1271_ops = {
.add_interface = wl1271_op_add_interface,
.remove_interface = wl1271_op_remove_interface,
.config = wl1271_op_config,
+ .configure_arp_filter = wl1271_op_configure_arp_filter,
.prepare_multicast = wl1271_op_prepare_multicast,
.configure_filter = wl1271_op_configure_filter,
.tx = wl1271_op_tx,
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-03 09:16:57 +0000