[ALSA] Remove sequencer instrument layer

Remove sequencer instrument layer from the tree.
This mechanism hasn't been used much with the actual devices.  The only
reasonable user was OPL3 loader, and now it was rewritten to use hwdep
instead.  So, let's remove the rest of rotten codes.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>

sound/isa/gus/gus_main.c

@@ -104,12 +104,6 @@ static int snd_gus_free(struct snd_gus_card *gus)
 {
 	if (gus->gf1.res_port2 == NULL)
 		goto __hw_end;
-#if defined(CONFIG_SND_SEQUENCER) || (defined(MODULE) && defined(CONFIG_SND_SEQUENCER_MODULE))
-	if (gus->seq_dev) {
-		snd_device_free(gus->card, gus->seq_dev);
-		gus->seq_dev = NULL;
-	}
-#endif
 	snd_gf1_stop(gus);
 	snd_gus_init_dma_irq(gus, 0);
       __hw_end:
@@ -408,14 +402,6 @@ static int snd_gus_check_version(struct snd_gus_card * gus)
 	return 0;
 }
 
-#if defined(CONFIG_SND_SEQUENCER) || (defined(MODULE) && defined(CONFIG_SND_SEQUENCER_MODULE))
-static void snd_gus_seq_dev_free(struct snd_seq_device *seq_dev)
-{
-	struct snd_gus_card *gus = seq_dev->private_data;
-	gus->seq_dev = NULL;
-}
-#endif
-
 int snd_gus_initialize(struct snd_gus_card *gus)
 {
 	int err;
@@ -430,15 +416,6 @@ int snd_gus_initialize(struct snd_gus_card *gus)
 	}
 	if ((err = snd_gus_init_dma_irq(gus, 1)) < 0)
 		return err;
-#if defined(CONFIG_SND_SEQUENCER) || (defined(MODULE) && defined(CONFIG_SND_SEQUENCER_MODULE))
-	if (snd_seq_device_new(gus->card, 1, SNDRV_SEQ_DEV_ID_GUS,
-			       sizeof(struct snd_gus_card *), &gus->seq_dev) >= 0) {
-		strcpy(gus->seq_dev->name, "GUS");
-		*(struct snd_gus_card **)SNDRV_SEQ_DEVICE_ARGPTR(gus->seq_dev) = gus;
-		gus->seq_dev->private_data = gus;
-		gus->seq_dev->private_free = snd_gus_seq_dev_free;
-	}
-#endif
 	snd_gf1_start(gus);
 	gus->initialized = 1;
 	return 0;