1SND_CTL_APPLY_VMASTE(9)        Control/Mixer API       SND_CTL_APPLY_VMASTE(9)
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NAME

6       snd_ctl_apply_vmaster_slaves - Apply function to each vmaster slave
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SYNOPSIS

9       int snd_ctl_apply_vmaster_slaves(struct snd_kcontrol * kctl,
10                                        int (*func) (struct snd_kcontrol *vslave, struct snd_kcontrol *slave, void *arg),
11                                        void * arg);
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ARGUMENTS

14       kctl
15           vmaster kctl element
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17       func
18           function to apply
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20       arg
21           optional function argument
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DESCRIPTION

24       Apply the function func to each slave kctl of the given vmaster kctl.
25       Returns 0 if successful, or a negative error code.
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28Kernel Hackers Manual 3.10         June 2019           SND_CTL_APPLY_VMASTE(9)
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