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: Takashi Iwai <tiwai@suse.de>
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@ -12,11 +12,9 @@ struct device;
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extern int register_sound_special(const struct file_operations *fops, int unit);
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extern int register_sound_special_device(const struct file_operations *fops, int unit, struct device *dev);
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extern int register_sound_mixer(const struct file_operations *fops, int dev);
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extern int register_sound_midi(const struct file_operations *fops, int dev);
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extern int register_sound_dsp(const struct file_operations *fops, int dev);
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extern void unregister_sound_special(int unit);
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extern void unregister_sound_mixer(int unit);
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extern void unregister_sound_midi(int unit);
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extern void unregister_sound_dsp(int unit);
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#endif /* _LINUX_SOUND_H */
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@ -452,26 +452,6 @@ int register_sound_mixer(const struct file_operations *fops, int dev)
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EXPORT_SYMBOL(register_sound_mixer);
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/**
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* register_sound_midi - register a midi device
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* @fops: File operations for the driver
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* @dev: Unit number to allocate
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*
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* Allocate a midi device. Unit is the number of the midi device requested.
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* Pass -1 to request the next free midi unit.
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*
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* Return: On success, the allocated number is returned. On failure,
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* a negative error code is returned.
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*/
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int register_sound_midi(const struct file_operations *fops, int dev)
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{
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return sound_insert_unit(&chains[2], fops, dev, 2, 130,
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"midi", S_IRUSR | S_IWUSR, NULL);
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}
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EXPORT_SYMBOL(register_sound_midi);
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/*
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* DSP's are registered as a triple. Register only one and cheat
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* in open - see below.
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@ -532,21 +512,6 @@ void unregister_sound_mixer(int unit)
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EXPORT_SYMBOL(unregister_sound_mixer);
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/**
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* unregister_sound_midi - unregister a midi device
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* @unit: unit number to allocate
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*
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* Release a sound device that was allocated with register_sound_midi().
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* The unit passed is the return value from the register function.
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*/
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void unregister_sound_midi(int unit)
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{
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sound_remove_unit(&chains[2], unit);
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}
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EXPORT_SYMBOL(unregister_sound_midi);
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/**
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* unregister_sound_dsp - unregister a DSP device
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* @unit: unit number to allocate
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