b43: drop invalid IMCFGLO workaround

We were performing it on wrong core, it was outdated and is already
implemented in ssb.
Signed-off-by: NRafał Miłecki <zajec5@gmail.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>

drivers/net/wireless/b43/main.c

@@ -4212,33 +4212,7 @@ static void b43_bluetooth_coext_disable(struct b43_wldev *dev)
 
 static void b43_imcfglo_timeouts_workaround(struct b43_wldev *dev)
 {
-#ifdef CONFIG_SSB_DRIVER_PCICORE
-	struct ssb_bus *bus = dev->dev->bus;
-	u32 tmp;
-
-	if (bus->pcicore.dev &&
-	    bus->pcicore.dev->id.coreid == SSB_DEV_PCI &&
-	    bus->pcicore.dev->id.revision <= 5) {
-		/* IMCFGLO timeouts workaround. */
-		tmp = ssb_read32(dev->dev, SSB_IMCFGLO);
-		switch (bus->bustype) {
-		case SSB_BUSTYPE_PCI:
-		case SSB_BUSTYPE_PCMCIA:
-			tmp &= ~SSB_IMCFGLO_REQTO;
-			tmp &= ~SSB_IMCFGLO_SERTO;
-			tmp |= 0x32;
-			break;
-		case SSB_BUSTYPE_SSB:
-			tmp &= ~SSB_IMCFGLO_REQTO;
-			tmp &= ~SSB_IMCFGLO_SERTO;
-			tmp |= 0x53;
-			break;
-		default:
-			break;
-		}
-		ssb_write32(dev->dev, SSB_IMCFGLO, tmp);
-	}
-#endif /* CONFIG_SSB_DRIVER_PCICORE */
+	/* TODO: implement 80211 core workaround here */
 }
 
 static void b43_set_synth_pu_delay(struct b43_wldev *dev, bool idle)