ALSA: usb-audio: Add snd_usb_get_endpoint() helper

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Factor out the code to obtain snd_usb_endpoint object matching with
the given endpoint.  It'll be used in the later patch to add the
implicit feedback hw-constraint.

No functional change by this patch itself.

Tested-by: Keith Milner <kamilner@superlative.org>
Tested-by: Dylan Robinson <dylan_robinson@motu.com>
Link: https://lore.kernel.org/r/20201123085347.19667-6-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>

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This commit is contained in:

Takashi Iwai 2020-11-23 09:53:11 +01:00

parent 2e43aae2bf

commit c7474d0977

2 changed files with 31 additions and 9 deletions

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36

sound/usb/endpoint.c

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4

sound/usb/endpoint.h

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