staging: r8188eu: remove unused enum and defines

Remove the unused enum rf90_radio_path and some unused defines.
Acked-by: Martin Kaiser <martin@kaiser.cx>
Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20220102131141.12310-4-straube.linux@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/r8188eu/include/rtw_eeprom.h

@@ -21,11 +21,6 @@
 #define EEPROM_EWEN_OPCODE		19      /*  Erase/write enable */
 #define EEPROM_EWDS_OPCODE		16      /*  Erase/write disable */
 
-/* Country codes */
-#define USA				0x555320
-#define EUROPE				0x1 /* temp, should be provided later */
-#define JAPAN				0x2 /* temp, should be provided later */
-
 #define	EEPROM_CID_DEFAULT		0x0
 #define	EEPROM_CID_ALPHA		0x1
 #define	EEPROM_CID_Senao		0x3

drivers/staging/r8188eu/include/rtw_rf.h

@@ -6,28 +6,16 @@
 
 #include "rtw_cmd.h"
 
-#define OFDM_PHY		1
-#define MIXED_PHY		2
-#define CCK_PHY		3
-
 #define NumRates	(13)
 
 /*  slot time for 11g */
 #define SHORT_SLOT_TIME			9
 #define NON_SHORT_SLOT_TIME		20
 
-#define RTL8711_RF_MAX_SENS		6
-#define RTL8711_RF_DEF_SENS		4
-
 #define	MAX_CHANNEL_NUM			14	/* 2.4 GHz only */
 
 #define NUM_REGULATORYS	1
 
-/* Country codes */
-#define USA				0x555320
-#define EUROPE				0x1 /* temp, should be provided later */
-#define JAPAN				0x2 /* temp, should be provided later */
-
 struct	regulatory_class {
 	u32	starting_freq;				/* MHz, */
 	u8	channel_set[MAX_CHANNEL_NUM];
@@ -64,13 +52,6 @@ enum	_REG_PREAMBLE_MODE {
 	PREAMBLE_SHORT	= 3,
 };
 
-enum rf90_radio_path {
-	RF90_PATH_A = 0,		/* Radio Path A */
-	RF90_PATH_B = 1,		/* Radio Path B */
-	RF90_PATH_C = 2,		/* Radio Path C */
-	RF90_PATH_D = 3			/* Radio Path D */
-};
-
 /*  Bandwidth Offset */
 #define HAL_PRIME_CHNL_OFFSET_DONT_CARE	0
 #define HAL_PRIME_CHNL_OFFSET_LOWER	1