[ALSA] sound/isa/: cleanups

GUS Library
This patch contains the following possible cleanups:
- make needlesly global code static
- #if 0 the following unused global functions:
  - gus/gus_volume.c: snd_gf1_gvol_to_lvol_raw
  - gus/gus_volume.c: snd_gf1_calc_ramp_rate
  - gus/gus_volume.c: snd_gf1_compute_vibrato
  - gus/gus_volume.c: snd_gf1_compute_pitchbend
  - gus/gus_volume.c: snd_gf1_compute_freq
  - gus/gus_io.c: snd_gf1_i_adlib_write
  - gus/gus_io.c: snd_gf1_i_write_addr
  - gus/gus_io.c: snd_gf1_pokew
  - gus/gus_io.c: snd_gf1_peekw
  - gus/gus_io.c: snd_gf1_dram_setmem
  - gus/gus_io.c: snd_gf1_print_global_registers
  - gus/gus_io.c: snd_gf1_print_setup_registers
  - gus/gus_io.c: snd_gf1_peek_print_block
  - gus/gus_io.c: snd_gf1_print_setup_registers
  - gus/gus_io.c: snd_gf1_peek_print_block
- #if 0 the following unused global variable:
  - gus/gus_tables.h: snd_gf1_scale_table
- remove the following unneeded EXPORT_SYMBOL's:
  - gus/gus_main.c: snd_gf1_i_write16
  - gus/gus_main.c: snd_gf1_start
  - gus/gus_main.c: snd_gf1_stop

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/isa/gus/gus_io.c b/sound/isa/gus/gus_io.c
index f0570f2..337b0e2 100644
--- a/sound/isa/gus/gus_io.c
+++ b/sound/isa/gus/gus_io.c
@@ -244,6 +244,8 @@
 	return res;
 }
 
+#if 0
+
 void snd_gf1_i_adlib_write(snd_gus_card_t * gus,
 		           unsigned char reg,
 		           unsigned char data)
@@ -265,6 +267,8 @@
 	spin_unlock_irqrestore(&gus->reg_lock, flags);
 }
 
+#endif  /*  0  */
+
 unsigned int snd_gf1_i_read_addr(snd_gus_card_t * gus,
 				 unsigned char reg, short w_16bit)
 {
@@ -329,6 +333,8 @@
 	return res;
 }
 
+#if 0
+
 void snd_gf1_pokew(snd_gus_card_t * gus, unsigned int addr, unsigned short data)
 {
 	unsigned long flags;
@@ -405,9 +411,7 @@
 	spin_unlock_irqrestore(&gus->reg_lock, flags);
 }
 
-/*
-
- */
+#endif  /*  0  */
 
 void snd_gf1_select_active_voices(snd_gus_card_t * gus)
 {
@@ -469,6 +473,8 @@
 		printk(" -%i- GF1  pan                    = 0x%x\n", voice, snd_gf1_i_read8(gus, 0x0c));
 }
 
+#if 0
+
 void snd_gf1_print_global_registers(snd_gus_card_t * gus)
 {
 	unsigned char global_mode = 0x00;
@@ -528,4 +534,6 @@
 	}
 }
 
+#endif  /*  0  */
+
 #endif