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authorJussi Kivilinna <jussi.kivilinna@mbnet.fi>2011-01-31 20:48:06 +0200
committerJohn W. Linville <linville@tuxdriver.com>2011-02-04 16:29:49 -0500
commitc2fadcb3b16b294d7de509c42f1390f672510667 (patch)
treee01f72a37776473d42880b702a91b4df2368508e /drivers/net/wireless/zd1211rw
parent5cf6cf819bfffd89fc8c7c3a7406f54da4945a34 (diff)
zd1211rw: support setting BSSID for AP mode
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/zd1211rw')
-rw-r--r--drivers/net/wireless/zd1211rw/zd_chip.c39
-rw-r--r--drivers/net/wireless/zd1211rw/zd_chip.h1
-rw-r--r--drivers/net/wireless/zd1211rw/zd_mac.c25
-rw-r--r--drivers/net/wireless/zd1211rw/zd_mac.h1
4 files changed, 55 insertions, 11 deletions
diff --git a/drivers/net/wireless/zd1211rw/zd_chip.c b/drivers/net/wireless/zd1211rw/zd_chip.c
index 447f2360b0ca..71d3cdebca14 100644
--- a/drivers/net/wireless/zd1211rw/zd_chip.c
+++ b/drivers/net/wireless/zd1211rw/zd_chip.c
@@ -370,16 +370,12 @@ error:
return r;
}
-/* MAC address: if custom mac addresses are to be used CR_MAC_ADDR_P1 and
- * CR_MAC_ADDR_P2 must be overwritten
- */
-int zd_write_mac_addr(struct zd_chip *chip, const u8 *mac_addr)
+static int zd_write_mac_addr_common(struct zd_chip *chip, const u8 *mac_addr,
+ const struct zd_ioreq32 *in_reqs,
+ const char *type)
{
int r;
- struct zd_ioreq32 reqs[2] = {
- [0] = { .addr = CR_MAC_ADDR_P1 },
- [1] = { .addr = CR_MAC_ADDR_P2 },
- };
+ struct zd_ioreq32 reqs[2] = {in_reqs[0], in_reqs[1]};
if (mac_addr) {
reqs[0].value = (mac_addr[3] << 24)
@@ -388,9 +384,9 @@ int zd_write_mac_addr(struct zd_chip *chip, const u8 *mac_addr)
| mac_addr[0];
reqs[1].value = (mac_addr[5] << 8)
| mac_addr[4];
- dev_dbg_f(zd_chip_dev(chip), "mac addr %pM\n", mac_addr);
+ dev_dbg_f(zd_chip_dev(chip), "%s addr %pM\n", type, mac_addr);
} else {
- dev_dbg_f(zd_chip_dev(chip), "set NULL mac\n");
+ dev_dbg_f(zd_chip_dev(chip), "set NULL %s\n", type);
}
mutex_lock(&chip->mutex);
@@ -399,6 +395,29 @@ int zd_write_mac_addr(struct zd_chip *chip, const u8 *mac_addr)
return r;
}
+/* MAC address: if custom mac addresses are to be used CR_MAC_ADDR_P1 and
+ * CR_MAC_ADDR_P2 must be overwritten
+ */
+int zd_write_mac_addr(struct zd_chip *chip, const u8 *mac_addr)
+{
+ static const struct zd_ioreq32 reqs[2] = {
+ [0] = { .addr = CR_MAC_ADDR_P1 },
+ [1] = { .addr = CR_MAC_ADDR_P2 },
+ };
+
+ return zd_write_mac_addr_common(chip, mac_addr, reqs, "mac");
+}
+
+int zd_write_bssid(struct zd_chip *chip, const u8 *bssid)
+{
+ static const struct zd_ioreq32 reqs[2] = {
+ [0] = { .addr = CR_BSSID_P1 },
+ [1] = { .addr = CR_BSSID_P2 },
+ };
+
+ return zd_write_mac_addr_common(chip, bssid, reqs, "bssid");
+}
+
int zd_read_regdomain(struct zd_chip *chip, u8 *regdomain)
{
int r;
diff --git a/drivers/net/wireless/zd1211rw/zd_chip.h b/drivers/net/wireless/zd1211rw/zd_chip.h
index f8bbf7d302ae..7b0c58ce7056 100644
--- a/drivers/net/wireless/zd1211rw/zd_chip.h
+++ b/drivers/net/wireless/zd1211rw/zd_chip.h
@@ -881,6 +881,7 @@ static inline u8 _zd_chip_get_channel(struct zd_chip *chip)
u8 zd_chip_get_channel(struct zd_chip *chip);
int zd_read_regdomain(struct zd_chip *chip, u8 *regdomain);
int zd_write_mac_addr(struct zd_chip *chip, const u8 *mac_addr);
+int zd_write_bssid(struct zd_chip *chip, const u8 *bssid);
int zd_chip_switch_radio_on(struct zd_chip *chip);
int zd_chip_switch_radio_off(struct zd_chip *chip);
int zd_chip_enable_int(struct zd_chip *chip);
diff --git a/drivers/net/wireless/zd1211rw/zd_mac.c b/drivers/net/wireless/zd1211rw/zd_mac.c
index 487ed33e951d..ab0d1b9a08ec 100644
--- a/drivers/net/wireless/zd1211rw/zd_mac.c
+++ b/drivers/net/wireless/zd1211rw/zd_mac.c
@@ -231,6 +231,26 @@ static int set_rx_filter(struct zd_mac *mac)
return zd_iowrite32(&mac->chip, CR_RX_FILTER, filter);
}
+static int set_mac_and_bssid(struct zd_mac *mac)
+{
+ int r;
+
+ if (!mac->vif)
+ return -1;
+
+ r = zd_write_mac_addr(&mac->chip, mac->vif->addr);
+ if (r)
+ return r;
+
+ /* Vendor driver after setting MAC either sets BSSID for AP or
+ * filter for other modes.
+ */
+ if (mac->type != NL80211_IFTYPE_AP)
+ return set_rx_filter(mac);
+ else
+ return zd_write_bssid(&mac->chip, mac->vif->addr);
+}
+
static int set_mc_hash(struct zd_mac *mac)
{
struct zd_mc_hash hash;
@@ -888,7 +908,9 @@ static int zd_op_add_interface(struct ieee80211_hw *hw,
return -EOPNOTSUPP;
}
- return zd_write_mac_addr(&mac->chip, vif->addr);
+ mac->vif = vif;
+
+ return set_mac_and_bssid(mac);
}
static void zd_op_remove_interface(struct ieee80211_hw *hw,
@@ -896,6 +918,7 @@ static void zd_op_remove_interface(struct ieee80211_hw *hw,
{
struct zd_mac *mac = zd_hw_mac(hw);
mac->type = NL80211_IFTYPE_UNSPECIFIED;
+ mac->vif = NULL;
zd_set_beacon_interval(&mac->chip, 0);
zd_write_mac_addr(&mac->chip, NULL);
}
diff --git a/drivers/net/wireless/zd1211rw/zd_mac.h b/drivers/net/wireless/zd1211rw/zd_mac.h
index ff7ef30372a1..0ec6bde0b37c 100644
--- a/drivers/net/wireless/zd1211rw/zd_mac.h
+++ b/drivers/net/wireless/zd1211rw/zd_mac.h
@@ -172,6 +172,7 @@ struct zd_mac {
spinlock_t lock;
spinlock_t intr_lock;
struct ieee80211_hw *hw;
+ struct ieee80211_vif *vif;
struct housekeeping housekeeping;
struct work_struct set_rts_cts_work;
struct work_struct process_intr;