ath9k: Move generic hw timer intr handler to bottom-half

There is no point handling this in hard irq, move it to
tasklet.
Signed-off-by: Vasanthakumar Thiagarajan <vasanth@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/ath/ath9k/main.c

@@ -506,6 +506,10 @@ static void ath9k_tasklet(unsigned long data)
 		sc->sc_flags |= SC_OP_WAIT_FOR_BEACON | SC_OP_BEACON_SYNC;
 	}
 
+	if (sc->btcoex_info.btcoex_scheme == ATH_BTCOEX_CFG_3WIRE)
+		if (status & ATH9K_INT_GENTIMER)
+			ath_gen_timer_isr(sc->sc_ah);
+
 	/* re-enable hardware interrupt */
 	ath9k_hw_set_interrupts(sc->sc_ah, sc->imask);
 	ath9k_ps_restore(sc);
@@ -521,7 +525,8 @@ irqreturn_t ath_isr(int irq, void *dev)
 		ATH9K_INT_TX |			\
 		ATH9K_INT_BMISS |		\
 		ATH9K_INT_CST |			\
-		ATH9K_INT_TSFOOR)
+		ATH9K_INT_TSFOOR |		\
+		ATH9K_INT_GENTIMER)
 
 	struct ath_softc *sc = dev;
 	struct ath_hw *ah = sc->sc_ah;
@@ -602,10 +607,6 @@ irqreturn_t ath_isr(int irq, void *dev)
 			sc->sc_flags |= SC_OP_WAIT_FOR_BEACON;
 		}
 
-	if (sc->btcoex_info.btcoex_scheme == ATH_BTCOEX_CFG_3WIRE)
-		if (status & ATH9K_INT_GENTIMER)
-			ath_gen_timer_isr(ah);
-
 chip_reset:
 
 	ath_debug_stat_interrupt(sc, status);