ALSA: hda - Remove obsoleted SFX definitions

It's no longer referred by anyone after standardizing with dev_*()
macros.
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/hda/hda_auto_parser.c

@@ -17,8 +17,6 @@
 #include "hda_local.h"
 #include "hda_auto_parser.h"
 
-#define SFX	"hda_codec: "
-
 /*
  * Helper for automatic pin configuration
  */

sound/pci/hda/hda_priv.h

@@ -358,12 +358,6 @@ struct azx {
 #endif
 };
 
-#ifdef CONFIG_SND_VERBOSE_PRINTK
-#define SFX	/* nop */
-#else
-#define SFX	"hda-intel "
-#endif
-
 #ifdef CONFIG_X86
 #define azx_snoop(chip)		((chip)->snoop)
 #else