mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-08-19 07:07:08 +03:00
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@23059 3c298f89-4303-0410-b956-a3cf2f4a3e73
118 lines
3.6 KiB
Diff
118 lines
3.6 KiB
Diff
--- a/drivers/net/wireless/ath/ath9k/virtual.c
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+++ b/drivers/net/wireless/ath/ath9k/virtual.c
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@@ -19,45 +19,36 @@
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#include "ath9k.h"
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struct ath9k_vif_iter_data {
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- int count;
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- u8 *addr;
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+ const u8 *hw_macaddr;
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+ u8 mask[ETH_ALEN];
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};
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static void ath9k_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif)
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{
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struct ath9k_vif_iter_data *iter_data = data;
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- u8 *nbuf;
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-
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- nbuf = krealloc(iter_data->addr, (iter_data->count + 1) * ETH_ALEN,
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- GFP_ATOMIC);
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- if (nbuf == NULL)
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- return;
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+ int i;
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- memcpy(nbuf + iter_data->count * ETH_ALEN, mac, ETH_ALEN);
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- iter_data->addr = nbuf;
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- iter_data->count++;
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+ for (i = 0; i < ETH_ALEN; i++)
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+ iter_data->mask[i] &= ~(iter_data->hw_macaddr[i] ^ mac[i]);
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}
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-void ath9k_set_bssid_mask(struct ieee80211_hw *hw)
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+void ath9k_set_bssid_mask(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
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{
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struct ath_wiphy *aphy = hw->priv;
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struct ath_softc *sc = aphy->sc;
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struct ath_common *common = ath9k_hw_common(sc->sc_ah);
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struct ath9k_vif_iter_data iter_data;
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- int i, j;
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- u8 mask[ETH_ALEN];
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+ int i;
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/*
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- * Add primary MAC address even if it is not in active use since it
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- * will be configured to the hardware as the starting point and the
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- * BSSID mask will need to be changed if another address is active.
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+ * Use the hardware MAC address as reference, the hardware uses it
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+ * together with the BSSID mask when matching addresses.
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*/
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- iter_data.addr = kmalloc(ETH_ALEN, GFP_ATOMIC);
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- if (iter_data.addr) {
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- memcpy(iter_data.addr, common->macaddr, ETH_ALEN);
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- iter_data.count = 1;
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- } else
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- iter_data.count = 0;
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+ iter_data.hw_macaddr = common->macaddr;
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+ memset(&iter_data.mask, 0xff, ETH_ALEN);
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+
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+ if (vif)
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+ ath9k_vif_iter(&iter_data, vif->addr, vif);
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/* Get list of all active MAC addresses */
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spin_lock_bh(&sc->wiphy_lock);
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@@ -71,31 +62,7 @@ void ath9k_set_bssid_mask(struct ieee802
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}
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spin_unlock_bh(&sc->wiphy_lock);
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- /* Generate an address mask to cover all active addresses */
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- memset(mask, 0, ETH_ALEN);
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- for (i = 0; i < iter_data.count; i++) {
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- u8 *a1 = iter_data.addr + i * ETH_ALEN;
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- for (j = i + 1; j < iter_data.count; j++) {
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- u8 *a2 = iter_data.addr + j * ETH_ALEN;
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- mask[0] |= a1[0] ^ a2[0];
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- mask[1] |= a1[1] ^ a2[1];
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- mask[2] |= a1[2] ^ a2[2];
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- mask[3] |= a1[3] ^ a2[3];
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- mask[4] |= a1[4] ^ a2[4];
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- mask[5] |= a1[5] ^ a2[5];
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- }
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- }
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-
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- kfree(iter_data.addr);
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-
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- /* Invert the mask and configure hardware */
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- common->bssidmask[0] = ~mask[0];
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- common->bssidmask[1] = ~mask[1];
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- common->bssidmask[2] = ~mask[2];
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- common->bssidmask[3] = ~mask[3];
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- common->bssidmask[4] = ~mask[4];
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- common->bssidmask[5] = ~mask[5];
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-
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+ memcpy(common->bssidmask, iter_data.mask, ETH_ALEN);
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ath_hw_setbssidmask(common);
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}
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--- a/drivers/net/wireless/ath/ath9k/ath9k.h
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+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
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@@ -666,7 +666,7 @@ static inline void ath_ahb_exit(void) {}
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void ath9k_ps_wakeup(struct ath_softc *sc);
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void ath9k_ps_restore(struct ath_softc *sc);
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-void ath9k_set_bssid_mask(struct ieee80211_hw *hw);
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+void ath9k_set_bssid_mask(struct ieee80211_hw *hw, struct ieee80211_vif *vif);
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int ath9k_wiphy_add(struct ath_softc *sc);
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int ath9k_wiphy_del(struct ath_wiphy *aphy);
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void ath9k_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb);
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--- a/drivers/net/wireless/ath/ath9k/main.c
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+++ b/drivers/net/wireless/ath/ath9k/main.c
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@@ -1416,7 +1416,7 @@ static int ath9k_add_interface(struct ie
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sc->nvifs++;
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if (ah->caps.hw_caps & ATH9K_HW_CAP_BSSIDMASK)
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- ath9k_set_bssid_mask(hw);
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+ ath9k_set_bssid_mask(hw, vif);
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if (sc->nvifs > 1)
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goto out; /* skip global settings for secondary vif */
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