Symbol: OFDM_SYMBOL_TIME_QUARTER
drivers/net/wireless/ath/ath9k/hw.c
188
((kbps >> 2) * OFDM_SYMBOL_TIME_QUARTER) / 1000;
drivers/net/wireless/ath/ath9k/hw.c
193
+ (numSymbols * OFDM_SYMBOL_TIME_QUARTER);