[ALSA] some fixes and cleanup for ICE1724 cards

* removing the hack with NON_AKM ak4xxx type
* support for card-specific flags in ak4114_stats
* definition of the flags for corresponding cards

Signed-off-by: Pavel Hofman <dustin@seznam.cz>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/ice1712/revo.c

@@ -488,6 +488,10 @@ static int __devinit ap192_ak4114_init(struct snd_ice1712 *ice)
 				 ap192_ak4114_write,
 				 ak4114_init_vals, ak4114_init_txcsb,
 				 ice, &ak);
+	/* AK4114 in Revo cannot detect external rate correctly.
+	 * No reason to stop capture stream due to incorrect checks */
+	ak->check_flags = AK4114_CHECK_NO_RATE;
+
 	return 0; /* error ignored; it's no fatal error */
 }