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Commit 4d885f2d authored by Takashi Iwai's avatar Takashi Iwai
Browse files

sound: Remove unused register_sound_midi() and co 



These helpers are no longer used after the removal of the legacy OSS
drivers.  Let's clean up.

Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent c64ed5dd

include/linux/sound.h

+0 −2
Original line number Diff line number Diff line
@@ -12,11 +12,9 @@ struct device; 
extern int register_sound_special(const struct file_operations *fops, int unit);

extern int register_sound_special_device(const struct file_operations *fops, int unit, struct device *dev);

extern int register_sound_mixer(const struct file_operations *fops, int dev);

extern int register_sound_midi(const struct file_operations *fops, int dev);

extern int register_sound_dsp(const struct file_operations *fops, int dev);



extern void unregister_sound_special(int unit);

extern void unregister_sound_mixer(int unit);

extern void unregister_sound_midi(int unit);

extern void unregister_sound_dsp(int unit);

#endif /* _LINUX_SOUND_H */

sound/sound_core.c

+0 −35
Original line number Diff line number Diff line
@@ -452,26 +452,6 @@ int register_sound_mixer(const struct file_operations *fops, int dev) 


EXPORT_SYMBOL(register_sound_mixer);



/**

 *	register_sound_midi - register a midi device

 *	@fops: File operations for the driver

 *	@dev: Unit number to allocate

 *

 *	Allocate a midi device. Unit is the number of the midi device requested.

 *	Pass -1 to request the next free midi unit.

 *

 *	Return: On success, the allocated number is returned. On failure,

 *	a negative error code is returned.

 */



int register_sound_midi(const struct file_operations *fops, int dev)

{

	return sound_insert_unit(&chains[2], fops, dev, 2, 130,

				 "midi", S_IRUSR | S_IWUSR, NULL);

}



EXPORT_SYMBOL(register_sound_midi);



/*

 *	DSP's are registered as a triple. Register only one and cheat

 *	in open - see below.
@@ -532,21 +512,6 @@ void unregister_sound_mixer(int unit) 


EXPORT_SYMBOL(unregister_sound_mixer);



/**

 *	unregister_sound_midi - unregister a midi device

 *	@unit: unit number to allocate

 *

 *	Release a sound device that was allocated with register_sound_midi().

 *	The unit passed is the return value from the register function.

 */



void unregister_sound_midi(int unit)

{

	sound_remove_unit(&chains[2], unit);

}



EXPORT_SYMBOL(unregister_sound_midi);



/**

 *	unregister_sound_dsp - unregister a DSP device

 *	@unit: unit number to allocate