ALSA: lx_core: Remove unused defines

Commit f9367f3fbe3c ("ALSA: lx6464es: Remove unused
function in pci/lx6464es/lx_core.c") removed the
lx_dsp_es_check_pipeline function that was the only user
of these defines.

Since they're useless now, simply remove them.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/lx6464es/lx_core.c b/sound/pci/lx6464es/lx_core.c
index 2d8e95e..6a1d90a 100644
--- a/sound/pci/lx6464es/lx_core.c
+++ b/sound/pci/lx6464es/lx_core.c
@@ -429,11 +429,6 @@
 	return ret;
 }
 
-#define CSES_TIMEOUT        100     /* microseconds */
-#define CSES_CE             0x0001
-#define CSES_BROADCAST      0x0002
-#define CSES_UPDATE_LDSV    0x0004
-
 #define PIPE_INFO_TO_CMD(capture, pipe)					\
 	((u32)((u32)(pipe) | ((capture) ? ID_IS_CAPTURE : 0L)) << ID_OFFSET)