staging: r8188eu: RfOnOffDetect is unused

Remove the RfOnOffDetect function, which is not used.

Suggested-by: Michael Straube <straube.linux@gmail.com>
Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Link: https://lore.kernel.org/r/20211010175204.24029-3-martin@kaiser.cx
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/r8188eu/hal/usb_halinit.c b/drivers/staging/r8188eu/hal/usb_halinit.c
index 94a2b3e32fe7ab71922eca2265e9898ba981af0b..f6db5b05e6e796d1713219eafc72de702b4562d1 100644 (file)
--- a/drivers/staging/r8188eu/hal/usb_halinit.c
+++ b/drivers/staging/r8188eu/hal/usb_halinit.c
@@ -599,24 +599,6 @@ static void _InitAntenna_Selection(struct adapter *Adapter)
        DBG_88E("%s,Cur_ant:(%x)%s\n", __func__, haldata->CurAntenna, (haldata->CurAntenna == Antenna_A) ? "Antenna_A" : "Antenna_B");
 }
 
-enum rt_rf_power_state RfOnOffDetect(struct adapter *adapt)
-{
-       u8 val8;
-       enum rt_rf_power_state rfpowerstate = rf_off;
-
-       if (adapt->pwrctrlpriv.bHWPowerdown) {
-               val8 = rtw_read8(adapt, REG_HSISR);
-               DBG_88E("pwrdown, 0x5c(BIT(7))=%02x\n", val8);
-               rfpowerstate = (val8 & BIT(7)) ? rf_off : rf_on;
-       } else { /*  rf on/off */
-               rtw_write8(adapt, REG_MAC_PINMUX_CFG, rtw_read8(adapt, REG_MAC_PINMUX_CFG) & ~(BIT(3)));
-               val8 = rtw_read8(adapt, REG_GPIO_IO_SEL);
-               DBG_88E("GPIO_IN=%02x\n", val8);
-               rfpowerstate = (val8 & BIT(3)) ? rf_on : rf_off;
-       }
-       return rfpowerstate;
-}      /*  HalDetectPwrDownMode */
-
 u32 rtl8188eu_hal_init(struct adapter *Adapter)
 {
        u8 value8 = 0;

diff --git a/drivers/staging/r8188eu/include/rtw_pwrctrl.h b/drivers/staging/r8188eu/include/rtw_pwrctrl.h
index e412ef71b54b5a4d241c24c6a2c285a734042705..47a20702e37639766e91197d518fba8ae40e3469 100644 (file)
--- a/drivers/staging/r8188eu/include/rtw_pwrctrl.h
+++ b/drivers/staging/r8188eu/include/rtw_pwrctrl.h
@@ -143,8 +143,6 @@ int ips_leave(struct adapter *padapter);
 
 void rtw_ps_processor(struct adapter *padapter);
 
-enum rt_rf_power_state RfOnOffDetect(struct adapter *iadapter);
-
 s32 LPS_RF_ON_check(struct adapter *adapter, u32 delay_ms);
 void LPS_Enter(struct adapter *adapter);
 void LPS_Leave(struct adapter *adapter);