| 1 | --- a/drivers/net/wireless/ath/ath9k/init.c |
| 2 | +++ b/drivers/net/wireless/ath/ath9k/init.c |
| 3 | @@ -16,6 +16,7 @@ |
| 4 | |
| 5 | #include <linux/slab.h> |
| 6 | |
| 7 | +#include "linux/ath9k_platform.h" |
| 8 | #include "ath9k.h" |
| 9 | |
| 10 | static char *dev_info = "ath9k"; |
| 11 | @@ -553,6 +554,8 @@ static int ath9k_init_softc(u16 devid, s |
| 12 | pdata = (struct ath9k_platform_data *) sc->dev->platform_data; |
| 13 | if (!pdata) |
| 14 | ah->ah_flags |= AH_USE_EEPROM; |
| 15 | + else |
| 16 | + sc->quirk_wndr3700 = pdata->quirk_wndr3700; |
| 17 | |
| 18 | common = ath9k_hw_common(ah); |
| 19 | common->ops = &ath9k_common_ops; |
| 20 | @@ -675,6 +678,24 @@ void ath9k_set_hw_capab(struct ath_softc |
| 21 | SET_IEEE80211_PERM_ADDR(hw, common->macaddr); |
| 22 | } |
| 23 | |
| 24 | +#ifdef CONFIG_ATHEROS_AR71XX |
| 25 | +static void wndr3700_init_antenna(struct ath_hw *ah) |
| 26 | +{ |
| 27 | + ath9k_hw_cfg_output(ah, 6, AR_GPIO_OUTPUT_MUX_AS_OUTPUT); |
| 28 | + ath9k_hw_cfg_output(ah, 7, AR_GPIO_OUTPUT_MUX_AS_OUTPUT); |
| 29 | + ath9k_hw_cfg_output(ah, 8, AR_GPIO_OUTPUT_MUX_AS_OUTPUT); |
| 30 | + ath9k_hw_cfg_output(ah, 9, AR_GPIO_OUTPUT_MUX_AS_OUTPUT); |
| 31 | + |
| 32 | + /* select the first antenna group */ |
| 33 | + ath9k_hw_set_gpio(ah, 6, 0); |
| 34 | + ath9k_hw_set_gpio(ah, 7, 1); |
| 35 | + ath9k_hw_set_gpio(ah, 8, 0); |
| 36 | + ath9k_hw_set_gpio(ah, 9, 1); |
| 37 | +} |
| 38 | +#else |
| 39 | +static inline void wndr3700_init_antenna(struct ath_hw *ah) {} |
| 40 | +#endif /* CONFIG_ATHEROS_AR71XX */ |
| 41 | + |
| 42 | int ath9k_init_device(u16 devid, struct ath_softc *sc, u16 subsysid, |
| 43 | const struct ath_bus_ops *bus_ops) |
| 44 | { |
| 45 | @@ -693,6 +714,9 @@ int ath9k_init_device(u16 devid, struct |
| 46 | common = ath9k_hw_common(ah); |
| 47 | ath9k_set_hw_capab(sc, hw); |
| 48 | |
| 49 | + if (sc->quirk_wndr3700) |
| 50 | + wndr3700_init_antenna(ah); |
| 51 | + |
| 52 | /* Initialize regulatory */ |
| 53 | error = ath_regd_init(&common->regulatory, sc->hw->wiphy, |
| 54 | ath9k_reg_notifier); |
| 55 | --- a/drivers/net/wireless/ath/ath9k/ath9k.h |
| 56 | +++ b/drivers/net/wireless/ath/ath9k/ath9k.h |
| 57 | @@ -596,6 +596,8 @@ struct ath_softc { |
| 58 | |
| 59 | int beacon_interval; |
| 60 | |
| 61 | + bool quirk_wndr3700; |
| 62 | + |
| 63 | #ifdef CONFIG_ATH9K_DEBUGFS |
| 64 | struct ath9k_debug debug; |
| 65 | #endif |
| 66 | --- a/include/linux/ath9k_platform.h |
| 67 | +++ b/include/linux/ath9k_platform.h |
| 68 | @@ -24,6 +24,8 @@ |
| 69 | struct ath9k_platform_data { |
| 70 | u16 eeprom_data[ATH9K_PLAT_EEP_MAX_WORDS]; |
| 71 | u8 *macaddr; |
| 72 | + |
| 73 | + bool quirk_wndr3700; |
| 74 | }; |
| 75 | |
| 76 | #endif /* _LINUX_ATH9K_PLATFORM_H */ |
| 77 | |
