Release 4.11 sound/hda/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;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Takashi Iwai
30
100.00%
1
100.00%
Total
30
100.00%
1
100.00%



static inline unsigned int get_wcaps_channels(u32 wcaps)
{
	unsigned int chans;

	chans = (wcaps & AC_WCAP_CHAN_CNT_EXT) >> 13;
	chans = (chans + 1) * 2;

	return chans;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Subhransu S. Prusty
38
100.00%
1
100.00%
Total
38
100.00%
1
100.00%

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 */
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Takashi Iwai
77
66.96%
2
66.67%
Subhransu S. Prusty
38
33.04%
1
33.33%
Total
115
100.00%
3
100.00%
Directory: sound/hda

Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.