diff options
| author | Sujith <Sujith.Manoharan@atheros.com> | 2009-02-12 10:06:43 +0530 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-02-27 14:51:43 -0500 |
| commit | fec0de1110e58ed39647e484bff8437e4185158d (patch) | |
| tree | 61c7af7a434c92d3ef0d2423b1150744adf9dbc3 /drivers | |
| parent | e421c7b35c17752dbe6d26d910eb2d6814073355 (diff) | |
ath9k: Fix rd_ext EEPROM capability for AR9285
AR9285 chipsets have a different EEPROM layout,
handle this appropriately when populating the rd_ext
capability.
Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/wireless/ath9k/eeprom.h | 12 | ||||
| -rw-r--r-- | drivers/net/wireless/ath9k/hw.c | 3 |
2 files changed, 14 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath9k/eeprom.h b/drivers/net/wireless/ath9k/eeprom.h index b7c656c84ba..5c0d6c339fe 100644 --- a/drivers/net/wireless/ath9k/eeprom.h +++ b/drivers/net/wireless/ath9k/eeprom.h @@ -78,6 +78,18 @@ #define INCREASE_MAXPOW_BY_TWO_CHAIN 6 /* 10*log10(2)*2 */ #define INCREASE_MAXPOW_BY_THREE_CHAIN 10 /* 10*log10(3)*2 */ +/* + * For AR9285 and later chipsets, the following bits are not being programmed + * in EEPROM and so need to be enabled always. + * + * Bit 0: en_fcc_mid + * Bit 1: en_jap_mid + * Bit 2: en_fcc_dfs_ht40 + * Bit 3: en_jap_ht40 + * Bit 4: en_jap_dfs_ht40 + */ +#define AR9285_RDEXT_DEFAULT 0x1F + #define AR_EEPROM_MAC(i) (0x1d+(i)) #define ATH9K_POW_SM(_r, _s) (((_r) & 0x3f) << (_s)) #define FREQ2FBIN(x, y) ((y) ? ((x) - 2300) : (((x) - 4800) / 5)) diff --git a/drivers/net/wireless/ath9k/hw.c b/drivers/net/wireless/ath9k/hw.c index cad8e39c201..55d5a744094 100644 --- a/drivers/net/wireless/ath9k/hw.c +++ b/drivers/net/wireless/ath9k/hw.c @@ -3128,10 +3128,11 @@ bool ath9k_hw_fill_cap_info(struct ath_hw *ah) u16 capField = 0, eeval; eeval = ah->eep_ops->get_eeprom(ah, EEP_REG_0); - ah->regulatory.current_rd = eeval; eeval = ah->eep_ops->get_eeprom(ah, EEP_REG_1); + if (AR_SREV_9285_10_OR_LATER(ah)) + eeval |= AR9285_RDEXT_DEFAULT; ah->regulatory.current_rd_ext = eeval; capField = ah->eep_ops->get_eeprom(ah, EEP_OP_CAP); |