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Diffstat (limited to 'sound/xen/xen_snd_front_cfg.h')
-rw-r--r--sound/xen/xen_snd_front_cfg.h46
1 files changed, 46 insertions, 0 deletions
diff --git a/sound/xen/xen_snd_front_cfg.h b/sound/xen/xen_snd_front_cfg.h
new file mode 100644
index 000000000000..2353fcc74889
--- /dev/null
+++ b/sound/xen/xen_snd_front_cfg.h
@@ -0,0 +1,46 @@
+/* SPDX-License-Identifier: GPL-2.0 OR MIT */
+
+/*
+ * Xen para-virtual sound device
+ *
+ * Copyright (C) 2016-2018 EPAM Systems Inc.
+ *
+ * Author: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com>
+ */
+
+#ifndef __XEN_SND_FRONT_CFG_H
+#define __XEN_SND_FRONT_CFG_H
+
+#include <sound/core.h>
+#include <sound/pcm.h>
+
+struct xen_snd_front_info;
+
+struct xen_front_cfg_stream {
+ int index;
+ char *xenstore_path;
+ struct snd_pcm_hardware pcm_hw;
+};
+
+struct xen_front_cfg_pcm_instance {
+ char name[80];
+ int device_id;
+ struct snd_pcm_hardware pcm_hw;
+ int num_streams_pb;
+ struct xen_front_cfg_stream *streams_pb;
+ int num_streams_cap;
+ struct xen_front_cfg_stream *streams_cap;
+};
+
+struct xen_front_cfg_card {
+ char name_short[32];
+ char name_long[80];
+ struct snd_pcm_hardware pcm_hw;
+ int num_pcm_instances;
+ struct xen_front_cfg_pcm_instance *pcm_instances;
+};
+
+int xen_snd_front_cfg_card(struct xen_snd_front_info *front_info,
+ int *stream_cnt);
+
+#endif /* __XEN_SND_FRONT_CFG_H */