ath5k: Read Spur channels from EEPROM
* Read Spur channel information from EEPROM and use default channels
for RF5413 compatible chips that don't have this info on EEPROM.
Signed-off-by: Nick Kossifidis <mickflemm@gmail.com>
Signed-off-by: Bob Copeland <me@bobcopeland.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/ath5k/eeprom.h b/drivers/net/wireless/ath/ath5k/eeprom.h
index b0c0606..df9ffa0 100644
--- a/drivers/net/wireless/ath/ath5k/eeprom.h
+++ b/drivers/net/wireless/ath/ath5k/eeprom.h
@@ -211,6 +211,23 @@
#define AR5K_EEPROM_I_GAIN 10
#define AR5K_EEPROM_CCK_OFDM_DELTA 15
#define AR5K_EEPROM_N_IQ_CAL 2
+/* 5GHz/2GHz */
+enum ath5k_eeprom_freq_bands{
+ AR5K_EEPROM_BAND_5GHZ = 0,
+ AR5K_EEPROM_BAND_2GHZ = 1,
+ AR5K_EEPROM_N_FREQ_BANDS,
+};
+/* Spur chans per freq band */
+#define AR5K_EEPROM_N_SPUR_CHANS 5
+/* fbin value for chan 2464 x2 */
+#define AR5K_EEPROM_5413_SPUR_CHAN_1 1640
+/* fbin value for chan 2420 x2 */
+#define AR5K_EEPROM_5413_SPUR_CHAN_2 1200
+#define AR5K_EEPROM_SPUR_CHAN_MASK 0x3FFF
+#define AR5K_EEPROM_NO_SPUR 0x8000
+#define AR5K_SPUR_CHAN_WIDTH 87
+#define AR5K_SPUR_SYMBOL_WIDTH_BASE_100Hz 3125
+#define AR5K_SPUR_SYMBOL_WIDTH_TURBO_100Hz 6250
#define AR5K_EEPROM_READ(_o, _v) do { \
ret = ath5k_hw_eeprom_read(ah, (_o), &(_v)); \
@@ -436,6 +453,9 @@
s8 ee_pga_desired_size_turbo[AR5K_EEPROM_N_MODES];
s8 ee_pd_gain_overlap;
+ /* Spur mitigation data (fbin values for spur channels) */
+ u16 ee_spur_chans[AR5K_EEPROM_N_SPUR_CHANS][AR5K_EEPROM_N_FREQ_BANDS];
+
u32 ee_antenna[AR5K_EEPROM_N_MODES][AR5K_ANT_MAX];
};