mac80211: use mac address from platform data if present on ath9k
[openwrt-10.03/.git] / package / mac80211 / patches / 407-ath9k-override-mac-address-from-platform-data.patch
1 --- a/drivers/net/wireless/ath/ath9k/hw.c
2 +++ b/drivers/net/wireless/ath/ath9k/hw.c
3 @@ -16,8 +16,10 @@
4  
5  #include <linux/io.h>
6  #include <linux/etherdevice.h>
7 +#include <linux/ath9k_platform.h>
8  #include <asm/unaligned.h>
9  
10 +#include "ath9k.h"
11  #include "hw.h"
12  #include "rc.h"
13  #include "initvals.h"
14 @@ -472,17 +474,23 @@ static int ath9k_hw_rf_claim(struct ath_
15  static int ath9k_hw_init_macaddr(struct ath_hw *ah)
16  {
17         struct ath_common *common = ath9k_hw_common(ah);
18 +       struct ath_softc *sc = (struct ath_softc *) common->priv;
19 +       struct ath9k_platform_data *pdata = sc->dev->platform_data;
20         u32 sum;
21         int i;
22         u16 eeval;
23  
24         sum = 0;
25 -       for (i = 0; i < 3; i++) {
26 -               eeval = ah->eep_ops->get_eeprom(ah, AR_EEPROM_MAC(i));
27 -               sum += eeval;
28 -               common->macaddr[2 * i] = eeval >> 8;
29 -               common->macaddr[2 * i + 1] = eeval & 0xff;
30 -       }
31 +       if (pdata && pdata->macaddr)
32 +               memcpy(common->macaddr, pdata->macaddr, ETH_ALEN);
33 +       else
34 +               for (i = 0; i < 3; i++) {
35 +                       eeval = ah->eep_ops->get_eeprom(ah, AR_EEPROM_MAC(i));
36 +                       sum += eeval;
37 +                       common->macaddr[2 * i] = eeval >> 8;
38 +                       common->macaddr[2 * i + 1] = eeval & 0xff;
39 +               }
40 +
41         if (!is_valid_ether_addr(common->macaddr)) {
42                 DECLARE_MAC_BUF(macbuf);
43  
44 --- a/include/linux/ath9k_platform.h
45 +++ b/include/linux/ath9k_platform.h
46 @@ -23,6 +23,7 @@
47  
48  struct ath9k_platform_data {
49         u16 eeprom_data[ATH9K_PLAT_EEP_MAX_WORDS];
50 +       u8 *macaddr;
51  };
52  
53  #endif /* _LINUX_ATH9K_PLATFORM_H */