b43legacy: Remove unused b43legacy_radio_set_tx_iq()

Remove the function b43legacy_radio_set_tx_iq() that is not used anywhere.

This was partially found by using a static code analysis program called cppcheck.
Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Acked-by: Rafa? Mi?ecki <zajec5@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

drivers/net/wireless/b43legacy/radio.c

@@ -1743,25 +1743,6 @@ u16 freq_r3A_value(u16 frequency)
 	return value;
 }
 
-void b43legacy_radio_set_tx_iq(struct b43legacy_wldev *dev)
-{
-	static const u8 data_high[5] = { 0x00, 0x40, 0x80, 0x90, 0xD0 };
-	static const u8 data_low[5]  = { 0x00, 0x01, 0x05, 0x06, 0x0A };
-	u16 tmp = b43legacy_radio_read16(dev, 0x001E);
-	int i;
-	int j;
-
-	for (i = 0; i < 5; i++) {
-		for (j = 0; j < 5; j++) {
-			if (tmp == (data_high[i] | data_low[j])) {
-				b43legacy_phy_write(dev, 0x0069, (i - j) << 8 |
-						    0x00C0);
-				return;
-			}
-		}
-	}
-}
-
 int b43legacy_radio_selectchannel(struct b43legacy_wldev *dev,
 				  u8 channel,
 				  int synthetic_pu_workaround)

drivers/net/wireless/b43legacy/radio.h

@@ -92,7 +92,6 @@ void b43legacy_nrssi_hw_write(struct b43legacy_wldev *dev, u16 offset, s16 val);
 void b43legacy_nrssi_hw_update(struct b43legacy_wldev *dev, u16 val);
 void b43legacy_nrssi_mem_update(struct b43legacy_wldev *dev);
 
-void b43legacy_radio_set_tx_iq(struct b43legacy_wldev *dev);
 u16 b43legacy_radio_calibrationvalue(struct b43legacy_wldev *dev);
 
 #endif /* B43legacy_RADIO_H_ */