/*
 * 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;
}

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;
}

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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<tr><th>author</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-01-31 13:59:10 -0800</td></tr>
<tr><th>committer</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-01-31 13:59:10 -0800</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers?id=283725af0bd2a4a8600bbe5edeb9d7c72780d3a2'>283725af0bd2a4a8600bbe5edeb9d7c72780d3a2</a> (<a href='/cgit.cgi/linux/net-next.git/patch/drivers?id=283725af0bd2a4a8600bbe5edeb9d7c72780d3a2'>patch</a>)</td></tr>
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<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers?id=f1774f46d49f806614d81854321ee9e5138135e5'>f1774f46d49f806614d81854321ee9e5138135e5</a> (<a href='/cgit.cgi/linux/net-next.git/diff/drivers?id=283725af0bd2a4a8600bbe5edeb9d7c72780d3a2&amp;id2=f1774f46d49f806614d81854321ee9e5138135e5'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers?id=05e0be7c900797e9164976a6014d534ce3035909'>05e0be7c900797e9164976a6014d534ce3035909</a> (<a href='/cgit.cgi/linux/net-next.git/diff/drivers?id=283725af0bd2a4a8600bbe5edeb9d7c72780d3a2&amp;id2=05e0be7c900797e9164976a6014d534ce3035909'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input</div><div class='commit-msg'>Pull input subsystem fixes from Dmitry Torokhov:
 "A fix for a crash in the wm97xx driver and synaptics-rmi4 will stop
  throwing erroneous warnings."

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
  Input: synaptics-rmi4 - fix reversed conditions in enable/disable_irq_wake
  Input: wm97xx - make missing platform data non-fatal
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=283725af0bd2a4a8600bbe5edeb9d7c72780d3a2'>Diffstat</a> (limited to 'drivers')</div><table summary='diffstat' class='diffstat'>