diff options
| author | Luis R. Rodriguez <lrodriguez@atheros.com> | 2010-04-15 17:39:18 -0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-04-16 15:43:41 -0400 |
| commit | ebd5a14a450e31611696dfe96781a3b8915d835c (patch) | |
| tree | b44246ca07fcea61e3032325344c74f0685dcf92 /drivers/net/wireless/ath/ath9k/ar9002_hw.c | |
| parent | 57b98384e5450996300d77ece61739b58325a84f (diff) | |
| download | talos-obmc-linux-ebd5a14a450e31611696dfe96781a3b8915d835c.tar.gz talos-obmc-linux-ebd5a14a450e31611696dfe96781a3b8915d835c.zip | |
ath9k_hw: move the RF claim stuff to AR9002 hardware family
Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/ar9002_hw.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/ar9002_hw.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9002_hw.c b/drivers/net/wireless/ath/ath9k/ar9002_hw.c index eeaea2631c18..5b21e6914386 100644 --- a/drivers/net/wireless/ath/ath9k/ar9002_hw.c +++ b/drivers/net/wireless/ath/ath9k/ar9002_hw.c @@ -483,6 +483,49 @@ static void ar9002_hw_configpcipowersave(struct ath_hw *ah, } } +static int ar9002_hw_get_radiorev(struct ath_hw *ah) +{ + u32 val; + int i; + + REG_WRITE(ah, AR_PHY(0x36), 0x00007058); + + for (i = 0; i < 8; i++) + REG_WRITE(ah, AR_PHY(0x20), 0x00010000); + val = (REG_READ(ah, AR_PHY(256)) >> 24) & 0xff; + val = ((val & 0xf0) >> 4) | ((val & 0x0f) << 4); + + return ath9k_hw_reverse_bits(val, 8); +} + +int ar9002_hw_rf_claim(struct ath_hw *ah) +{ + u32 val; + + REG_WRITE(ah, AR_PHY(0), 0x00000007); + + val = ar9002_hw_get_radiorev(ah); + switch (val & AR_RADIO_SREV_MAJOR) { + case 0: + val = AR_RAD5133_SREV_MAJOR; + break; + case AR_RAD5133_SREV_MAJOR: + case AR_RAD5122_SREV_MAJOR: + case AR_RAD2133_SREV_MAJOR: + case AR_RAD2122_SREV_MAJOR: + break; + default: + ath_print(ath9k_hw_common(ah), ATH_DBG_FATAL, + "Radio Chip Rev 0x%02X not supported\n", + val & AR_RADIO_SREV_MAJOR); + return -EOPNOTSUPP; + } + + ah->hw_version.analog5GhzRev = val; + + return 0; +} + /* Sets up the AR5008/AR9001/AR9002 hardware familiy callbacks */ void ar9002_hw_attach_ops(struct ath_hw *ah) { |
