Symbol: TX_HEADROOM
drivers/net/wireless/broadcom/brcm80211/brcmsmac/main.c
1001
if (dma->txavail > TX_HEADROOM && queue < TX_BCMC_FIFO &&
drivers/net/wireless/broadcom/brcm80211/brcmsmac/main.c
6876
if (dma->txavail <= TX_HEADROOM && fifo < TX_BCMC_FIFO &&