staging:r8188eu: remove rf_chip member of hal_data_8188e structure

This member is constant.

Signed-off-by: Ivan Safonov <[e-mail]>
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/staging/rtl8188eu/hal/phy.c

···
 	u8 reg_bw_opmode;
 	u8 reg_prsr_rsc;
 
-	if (hal_data->rf_chip == RF_PSEUDO_11N)
-		return;
-
-	/*  There is no 40MHz mode in RF_8225. */
-	if (hal_data->rf_chip == RF_8225)
-		return;
-
 	if (adapt->bDriverStopped)
 		return;
 
···
 	}
 
 	/* Set RF related register */
-	if (hal_data->rf_chip == RF_6052)
-		rtl88eu_phy_rf6052_set_bandwidth(adapt, hal_data->CurrentChannelBW);
+	rtl88eu_phy_rf6052_set_bandwidth(adapt, hal_data->CurrentChannelBW);
 }
 
 void rtw_hal_set_bwmode(struct adapter *adapt, enum ht_channel_width bandwidth,
···
 {
 	struct hal_data_8188e *hal_data = adapt->HalData;
 	u8 tmpchannel = hal_data->CurrentChannel;
-
-	if (hal_data->rf_chip == RF_PSEUDO_11N)
-		return;
 
 	if (channel == 0)
 		channel = 1;

drivers/staging/rtl8188eu/hal/usb_halinit.c

···
 	readAdapterInfo_8188EU(Adapter);
 }
 
-static void _ReadRFType(struct adapter *Adapter)
-{
-	Adapter->HalData->rf_chip = RF_6052;
-}
-
 void rtw_hal_read_chip_info(struct adapter *Adapter)
 {
 	unsigned long start = jiffies;
 
 	MSG_88E("====> %s\n", __func__);
 
-	_ReadRFType(Adapter);/* rf_chip -> _InitRFType() */
 	_ReadPROMContent(Adapter);
 
 	MSG_88E("<==== %s in %d ms\n", __func__,

drivers/staging/rtl8188eu/include/rtl8188e_hal.h

···
 	u16	BasicRateSet;
 
 	/* rf_ctrl */
-	u8	rf_chip;
 	u8	NumTotalRFPath;
 
 	u8	BoardType;