[ALSA] opl3 - Fix compilation without sequencer support

Add proper ifdef's to the patch loading code moved from the old instr
layer so that opl3 driver can be compiled without the sequencer support.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 7 insertions, 2 deletions

diff --git a/include/sound/opl3.h b/include/sound/opl3.h
index a0c5febdc4ea..6ba670707831 100644
--- a/include/sound/opl3.h
+++ b/include/sound/opl3.h
@@ -370,12 +370,13 @@ int snd_opl3_hwdep_new(struct snd_opl3 * opl3, int device, int seq_device,
 int snd_opl3_open(struct snd_hwdep * hw, struct file *file);
 int snd_opl3_ioctl(struct snd_hwdep * hw, struct file *file,
                    unsigned int cmd, unsigned long arg);
-long snd_opl3_write(struct snd_hwdep *hw, const char __user *buf, long count,
-                    loff_t *offset);
 int snd_opl3_release(struct snd_hwdep * hw, struct file *file);
 
 void snd_opl3_reset(struct snd_opl3 * opl3);
 
+#if defined(CONFIG_SND_SEQUENCER) || defined(CONFIG_SND_SEQUENCER_MODULE)
+long snd_opl3_write(struct snd_hwdep *hw, const char __user *buf, long count,
+                    loff_t *offset);
 int snd_opl3_load_patch(struct snd_opl3 *opl3,
                         int prog, int bank, int type,
                         const char *name,
@@ -384,5 +385,9 @@ int snd_opl3_load_patch(struct snd_opl3 *opl3,
 struct fm_patch *snd_opl3_find_patch(struct snd_opl3 *opl3, int prog, int bank,
                                      int create_patch);
 void snd_opl3_clear_patches(struct snd_opl3 *opl3);
+#else
+#define snd_opl3_write  NULL
+static inline void snd_opl3_clear_patches(struct snd_opl3 *opl3) {}
+#endif
 
 #endif /* __SOUND_OPL3_H */