ALSA: hda - Drop unused AZX_DCAPS_REVERSE_ASSIGN

AZX_DCAPS_REVERSE_ASSIGN is no longer referred by any code.
Let's drop it.
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/hda/hda_controller.h

@@ -43,7 +43,7 @@
 #define AZX_DCAPS_NO_ALIGN_BUFSIZE (1 << 21)	/* no buffer size alignment */
 /* 22 unused */
 #define AZX_DCAPS_4K_BDLE_BOUNDARY (1 << 23)	/* BDLE in 4k boundary */
-#define AZX_DCAPS_REVERSE_ASSIGN (1 << 24)	/* Assign devices in reverse order */
+/* 24 unused */
 #define AZX_DCAPS_COUNT_LPIB_DELAY  (1 << 25)	/* Take LPIB as delay */
 #define AZX_DCAPS_PM_RUNTIME	(1 << 26)	/* runtime PM support */
 #ifdef CONFIG_SND_HDA_I915

sound/pci/hda/hda_intel.c

@@ -286,7 +286,7 @@ enum {
 /* quirks for Intel PCH */
 #define AZX_DCAPS_INTEL_PCH_BASE \
 	(AZX_DCAPS_NO_ALIGN_BUFSIZE | AZX_DCAPS_COUNT_LPIB_DELAY |\
-	 AZX_DCAPS_REVERSE_ASSIGN | AZX_DCAPS_SNOOP_TYPE(SCH))
+	 AZX_DCAPS_SNOOP_TYPE(SCH))
 
 /* PCH up to IVB; no runtime PM */
 #define AZX_DCAPS_INTEL_PCH_NOPM \