swh:1:snp:49cd9498d6cccc5e78252c27dcb645bcf7bf0c91
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Tip revision: 25cb62b76430a91cc6195f902e61c2cb84ade622 authored by Linus Torvalds on 11 October 2015, 18:09:45 UTC
Linux 4.3-rc5
Tip revision: 25cb62b
local.h
/*
 * Local helper macros and functions for HD-audio core drivers
 */

#ifndef __HDAC_LOCAL_H
#define __HDAC_LOCAL_H

#define get_wcaps(codec, nid) \
	snd_hdac_read_parm(codec, nid, AC_PAR_AUDIO_WIDGET_CAP)

/* get the widget type from widget capability bits */
static inline int get_wcaps_type(unsigned int wcaps)
{
	if (!wcaps)
		return -1; /* invalid type */
	return (wcaps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT;
}

extern const struct attribute_group *hdac_dev_attr_groups[];
int hda_widget_sysfs_init(struct hdac_device *codec);
void hda_widget_sysfs_exit(struct hdac_device *codec);

#endif /* __HDAC_LOCAL_H */
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