1 files changed, 70 insertions, 0 deletions

diff --git a/include/linux/iio/sw_device.h b/include/linux/iio/sw_device.h
new file mode 100644
index 000000000000..23ca41515527
--- /dev/null
+++ b/include/linux/iio/sw_device.h
@@ -0,0 +1,70 @@
+/*
+ * Industrial I/O software device interface
+ *
+ * Copyright (c) 2016 Intel Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+
+#ifndef __IIO_SW_DEVICE
+#define __IIO_SW_DEVICE
+
+#include <linux/module.h>
+#include <linux/device.h>
+#include <linux/iio/iio.h>
+#include <linux/configfs.h>
+
+#define module_iio_sw_device_driver(__iio_sw_device_type) \
+        module_driver(__iio_sw_device_type, iio_register_sw_device_type, \
+                      iio_unregister_sw_device_type)
+
+struct iio_sw_device_ops;
+
+struct iio_sw_device_type {
+        const char *name;
+        struct module *owner;
+        const struct iio_sw_device_ops *ops;
+        struct list_head list;
+        struct config_group *group;
+};
+
+struct iio_sw_device {
+        struct iio_dev *device;
+        struct iio_sw_device_type *device_type;
+        struct config_group group;
+};
+
+struct iio_sw_device_ops {
+        struct iio_sw_device* (*probe)(const char *);
+        int (*remove)(struct iio_sw_device *);
+};
+
+static inline
+struct iio_sw_device *to_iio_sw_device(struct config_item *item)
+{
+        return container_of(to_config_group(item), struct iio_sw_device,
+                            group);
+}
+
+int iio_register_sw_device_type(struct iio_sw_device_type *dt);
+void iio_unregister_sw_device_type(struct iio_sw_device_type *dt);
+
+struct iio_sw_device *iio_sw_device_create(const char *, const char *);
+void iio_sw_device_destroy(struct iio_sw_device *);
+
+int iio_sw_device_type_configfs_register(struct iio_sw_device_type *dt);
+void iio_sw_device_type_configfs_unregister(struct iio_sw_device_type *dt);
+
+static inline
+void iio_swd_group_init_type_name(struct iio_sw_device *d,
+                                  const char *name,
+                                  struct config_item_type *type)
+{
+#ifdef CONFIG_CONFIGFS_FS
+        config_group_init_type_name(&d->group, name, type);
+#endif
+}
+
+#endif /* __IIO_SW_DEVICE */