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[ALSA] opl3 - Fix compilation without sequencer support

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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>
This commit is contained in:
Takashi Iwai 2008-02-22 18:34:06 +01:00 committed by Linus Torvalds
parent 2c020a99e0
commit 0ee46c9dad
2 changed files with 15 additions and 2 deletions
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9
include/sound/opl3.h
View file

@ -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 */

8
sound/drivers/opl3/opl3_synth.c
View file

@ -22,6 +22,10 @@
#include <sound/opl3.h>
#include <sound/asound_fm.h>
#if defined(CONFIG_SND_SEQUENCER) || defined(CONFIG_SND_SEQUENCER_MODULE)
#define OPL3_SUPPORT_SYNTH
#endif
/*
* There is 18 possible 2 OP voices
* (9 in the left and 9 in the right).
@ -155,9 +159,11 @@ int snd_opl3_ioctl(struct snd_hwdep * hw, struct file *file,
#endif
return snd_opl3_set_connection(opl3, (int) arg);
#ifdef OPL3_SUPPORT_SYNTH
case SNDRV_DM_FM_IOCTL_CLEAR_PATCHES:
snd_opl3_clear_patches(opl3);
return 0;
#endif
#ifdef CONFIG_SND_DEBUG
default:
@ -178,6 +184,7 @@ int snd_opl3_release(struct snd_hwdep * hw, struct file *file)
return 0;
}
#ifdef OPL3_SUPPORT_SYNTH
/*
* write the device - load patches
*/
@ -341,6 +348,7 @@ void snd_opl3_clear_patches(struct snd_opl3 *opl3)
}
memset(opl3->patch_table, 0, sizeof(opl3->patch_table));
}
#endif /* OPL3_SUPPORT_SYNTH */
/* ------------------------------ */