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path: root/drivers/net/wireless/ath/ath5k/ahb.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath5k/ahb.c')
-rw-r--r--drivers/net/wireless/ath/ath5k/ahb.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath5k/ahb.c b/drivers/net/wireless/ath/ath5k/ahb.c
index 82324e98efef..ea9982781559 100644
--- a/drivers/net/wireless/ath/ath5k/ahb.c
+++ b/drivers/net/wireless/ath/ath5k/ahb.c
@@ -18,6 +18,7 @@
#include <linux/nl80211.h>
#include <linux/platform_device.h>
+#include <linux/etherdevice.h>
#include <ar231x_platform.h>
#include "ath5k.h"
#include "debug.h"
@@ -62,10 +63,27 @@ int ath5k_hw_read_srev(struct ath5k_hw *ah)
return 0;
}
+static int ath5k_ahb_eeprom_read_mac(struct ath5k_hw *ah, u8 *mac)
+{
+ struct ath5k_softc *sc = ah->ah_sc;
+ struct platform_device *pdev = to_platform_device(sc->dev);
+ struct ar231x_board_config *bcfg = pdev->dev.platform_data;
+ u8 *cfg_mac;
+
+ if (to_platform_device(sc->dev)->id == 0)
+ cfg_mac = bcfg->config->wlan0_mac;
+ else
+ cfg_mac = bcfg->config->wlan1_mac;
+
+ memcpy(mac, cfg_mac, ETH_ALEN);
+ return 0;
+}
+
static const struct ath_bus_ops ath_ahb_bus_ops = {
.ath_bus_type = ATH_AHB,
.read_cachesize = ath5k_ahb_read_cachesize,
.eeprom_read = ath5k_ahb_eeprom_read,
+ .eeprom_read_mac = ath5k_ahb_eeprom_read_mac,
};
/*Initialization*/
@@ -142,6 +160,16 @@ static int ath_ahb_probe(struct platform_device *pdev)
else
reg |= AR5K_AR5312_ENABLE_WLAN1;
__raw_writel(reg, (void __iomem *) AR5K_AR5312_ENABLE);
+
+ /*
+ * On a dual-band AR5312, the multiband radio is only
+ * used as pass-through. Disable 2 GHz support in the
+ * driver for it
+ */
+ if (to_platform_device(sc->dev)->id == 0 &&
+ (bcfg->config->flags & (BD_WLAN0|BD_WLAN1)) ==
+ (BD_WLAN1|BD_WLAN0))
+ __set_bit(ATH_STAT_2G_DISABLED, sc->status);
}
ret = ath5k_init_softc(sc, &ath_ahb_bus_ops);