#ifndef __USBAUDIO_HELPER_H
#define __USBAUDIO_HELPER_H

unsigned int snd_usb_combine_bytes(unsigned char *bytes, int size);

void *snd_usb_find_desc(void *descstart, int desclen, void *after, u8 dtype);
void *snd_usb_find_csint_desc(void *descstart, int desclen, void *after, u8 dsubtype);

int snd_usb_ctl_msg(struct usb_device *dev, unsigned int pipe,
		    __u8 request, __u8 requesttype, __u16 value, __u16 index,
		    void *data, __u16 size);

unsigned char snd_usb_parse_datainterval(struct snd_usb_audio *chip,
					 struct usb_host_interface *alts);

/*
 * retrieve usb_interface descriptor from the host interface
 * (conditional for compatibility with the older API)
 */
#ifndef get_iface_desc
#define get_iface_desc(iface)	(&(iface)->desc)
#define get_endpoint(alt,ep)	(&(alt)->endpoint[ep].desc)
#define get_ep_desc(ep)		(&(ep)->desc)
#define get_cfg_desc(cfg)	(&(cfg)->desc)
#endif

#ifndef snd_usb_get_speed
#define snd_usb_get_speed(dev) ((dev)->speed)
#endif

static inline int snd_usb_ctrl_intf(struct snd_usb_audio *chip)
{
	return get_iface_desc(chip->ctrl_intf)->bInterfaceNumber;
}

#endif /* __USBAUDIO_HELPER_H */
ivate-remove' selected='selected'>nds-private-remove</option>
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<tr><td class='sub'>net-next plumbings</td><td class='sub right'>Tobias Klauser</td></tr></table>
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<a href='/cgit.cgi/linux/net-next.git/?h=nds-private-remove'>summary</a><a href='/cgit.cgi/linux/net-next.git/refs/?h=nds-private-remove&amp;id=7fe654dca20892f37226c31bdd2d5b932f8d843a'>refs</a><a class='active' href='/cgit.cgi/linux/net-next.git/log/drivers/usb/chipidea/host.c?h=nds-private-remove'>log</a><a href='/cgit.cgi/linux/net-next.git/tree/drivers/usb/chipidea/host.c?h=nds-private-remove&amp;id=7fe654dca20892f37226c31bdd2d5b932f8d843a'>tree</a><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/chipidea/host.c?h=nds-private-remove&amp;id=7fe654dca20892f37226c31bdd2d5b932f8d843a'>commit</a><a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/chipidea/host.c?h=nds-private-remove&amp;id=7fe654dca20892f37226c31bdd2d5b932f8d843a'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/drivers/usb/chipidea/host.c'>
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/log/?h=nds-private-remove&amp;id=7fe654dca20892f37226c31bdd2d5b932f8d843a'>root</a>/<a href='/cgit.cgi/linux/net-next.git/log/drivers?h=nds-private-remove&amp;id=7fe654dca20892f37226c31bdd2d5b932f8d843a'>drivers</a>/<a href='/cgit.cgi/linux/net-next.git/log/drivers/usb?h=nds-private-remove&amp;id=7fe654dca20892f37226c31bdd2d5b932f8d843a'>usb</a>/<a href='/cgit.cgi/linux/net-next.git/log/drivers/usb/chipidea?h=nds-private-remove&amp;id=7fe654dca20892f37226c31bdd2d5b932f8d843a'>chipidea</a>/<a href='/cgit.cgi/linux/net-next.git/log/drivers/usb/chipidea/host.c?h=nds-private-remove&amp;id=7fe654dca20892f37226c31bdd2d5b932f8d843a'>host.c</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/cgit.cgi/linux/net-next.git/log/drivers/usb/chipidea/host.c?h=nds-private-remove&amp;id=7fe654dca20892f37226c31bdd2d5b932f8d843a&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>