ALSA: isa/gus: remove -Wmissing-prototypes warnings

Fix W=1 warnings by adding prototypes to header file

sound/isa/gus/gus_timer.c:141:6: warning: no previous prototype for
‘snd_gf1_timers_init’ [-Wmissing-prototypes]
  141 | void snd_gf1_timers_init(struct snd_gus_card * gus)
      |      ^~~~~~~~~~~~~~~~~~~
sound/isa/gus/gus_timer.c:177:6: warning: no previous prototype for
‘snd_gf1_timers_done’ [-Wmissing-prototypes]
  177 | void snd_gf1_timers_done(struct snd_gus_card * gus)
      |      ^~~~~~~~~~~~~~~~~~~

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200702193604.169059-2-pierre-louis.bossart@linux.intel.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/include/sound/gus.h b/include/sound/gus.h
index 410939e..cd8da68 100644 (file)
--- a/include/sound/gus.h
+++ b/include/sound/gus.h
@@ -613,4 +613,8 @@ int snd_gus_dram_write(struct snd_gus_card *gus, char __user *ptr,
 int snd_gus_dram_read(struct snd_gus_card *gus, char __user *ptr,
                      unsigned int addr, unsigned int size, int rom);
 
+/* gus_timer.c */
+void snd_gf1_timers_init(struct snd_gus_card *gus);
+void snd_gf1_timers_done(struct snd_gus_card *gus);
+
 #endif /* __SOUND_GUS_H */

diff --git a/sound/isa/gus/gus_reset.c b/sound/isa/gus/gus_reset.c
index 07bfcda..9a1ab58 100644 (file)
--- a/sound/isa/gus/gus_reset.c
+++ b/sound/isa/gus/gus_reset.c
@@ -9,8 +9,6 @@
 #include <sound/core.h>
 #include <sound/gus.h>
 
-extern void snd_gf1_timers_init(struct snd_gus_card * gus);
-extern void snd_gf1_timers_done(struct snd_gus_card * gus);
 extern int snd_gf1_synth_init(struct snd_gus_card * gus);
 extern void snd_gf1_synth_done(struct snd_gus_card * gus);