Function prototype or declaration at drivers/net/wireless/ath/ath9k/hw.h, line 1026 References: drivers/net/wireless/ath/ath9k/btcoex.c, line 365 drivers/net/wireless/ath/ath9k/gpio.c, line 33 drivers/net/wireless/ath/ath9k/gpio.c, line 96 drivers/net/wireless/ath/ath9k/htc_drv_gpio.c, line 232 drivers/net/wireless/ath/ath9k/htc_drv_gpio.c, line 265 drivers/net/wireless/ath/ath9k/hw.c, line 1576 drivers/net/wireless/ath/ath9k/hw.c, line 2705 drivers/net/wireless/ath/ath9k/hw.c, line 2723 drivers/net/wireless/ath/ath9k/hw.h, line 1026 drivers/net/wireless/ath/ath9k/main.c, line 724 drivers/net/wireless/ath/ath9k/main.c, line 871