Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / include / linux / ste_modem_shm.h

diff --git a/kernel/include/linux/ste_modem_shm.h b/kernel/include/linux/ste_modem_shm.h
new file mode 100644 (file)
index 0000000..8444a4e
--- /dev/null
+++ b/kernel/include/linux/ste_modem_shm.h
@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) ST-Ericsson AB 2012
+ * Author: Sjur Brendeland / sjur.brandeland@stericsson.com
+ *
+ * License terms: GNU General Public License (GPL) version 2
+ */
+
+#ifndef __INC_MODEM_DEV_H
+#define __INC_MODEM_DEV_H
+#include <linux/types.h>
+#include <linux/platform_device.h>
+
+struct ste_modem_device;
+
+/**
+ * struct ste_modem_dev_cb - Callbacks for modem initiated events.
+ * @kick: Called when the modem kicks the host.
+ *
+ * This structure contains callbacks for actions triggered by the modem.
+ */
+struct ste_modem_dev_cb {
+       void (*kick)(struct ste_modem_device *mdev, int notify_id);
+};
+
+/**
+ * struct ste_modem_dev_ops - Functions to control modem and modem interface.
+ *
+ * @power:     Main power switch, used for cold-start or complete power off.
+ * @kick:      Kick the modem.
+ * @kick_subscribe: Subscribe for notifications from the modem.
+ * @setup:     Provide callback functions to modem device.
+ *
+ * This structure contains functions used by the ste remoteproc driver
+ * to manage the modem.
+ */
+struct ste_modem_dev_ops {
+       int (*power)(struct ste_modem_device *mdev, bool on);
+       int (*kick)(struct ste_modem_device *mdev, int notify_id);
+       int (*kick_subscribe)(struct ste_modem_device *mdev, int notify_id);
+       int (*setup)(struct ste_modem_device *mdev,
+                    struct ste_modem_dev_cb *cfg);
+};
+
+/**
+ * struct ste_modem_device - represent the STE modem device
+ * @pdev: Reference to platform device
+ * @ops: Operations used to manage the modem.
+ * @drv_data: Driver private data.
+ */
+struct ste_modem_device {
+       struct platform_device pdev;
+       struct ste_modem_dev_ops ops;
+       void *drv_data;
+};
+
+#endif /*INC_MODEM_DEV_H*/