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788ef64a2c
Handle Xen event channels:
- create for all configured streams and publish
corresponding ring references and event channels in Xen store,
so backend can connect
- implement event channels interrupt handlers
- create and destroy event channels with respect to Xen bus state
Signed-off-by: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
28 lines
525 B
C
28 lines
525 B
C
/* SPDX-License-Identifier: GPL-2.0 OR MIT */
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/*
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* Xen para-virtual sound device
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*
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* Copyright (C) 2016-2018 EPAM Systems Inc.
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*
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* Author: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com>
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*/
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#ifndef __XEN_SND_FRONT_H
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#define __XEN_SND_FRONT_H
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#include "xen_snd_front_cfg.h"
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struct xen_snd_front_evtchnl_pair;
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struct xen_snd_front_info {
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struct xenbus_device *xb_dev;
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int num_evt_pairs;
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struct xen_snd_front_evtchnl_pair *evt_pairs;
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struct xen_front_cfg_card cfg;
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};
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#endif /* __XEN_SND_FRONT_H */
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