[ALSA] add MODULE_FIRMWARE entries

Add MODULE_FIRMWARE() entries, where appropriate.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
diff --git a/sound/pci/echoaudio/echo3g.c b/sound/pci/echoaudio/echo3g.c
index 8fb1582..8dbb7ac 100644
--- a/sound/pci/echoaudio/echo3g.c
+++ b/sound/pci/echoaudio/echo3g.c
@@ -68,6 +68,10 @@
 #include <asm/atomic.h>
 #include "echoaudio.h"
 
+MODULE_FIRMWARE("ea/loader_dsp.fw");
+MODULE_FIRMWARE("ea/echo3g_dsp.fw");
+MODULE_FIRMWARE("ea/3g_asic.fw");
+
 #define FW_361_LOADER	0
 #define FW_ECHO3G_DSP	1
 #define FW_3G_ASIC	2