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-rw-r--r--include/linux/usb/class-dual-role.h128
-rw-r--r--include/linux/usb/composite.h1
-rw-r--r--include/linux/usb/f_accessory.h23
-rw-r--r--include/linux/usb/f_mtp.h23
4 files changed, 175 insertions, 0 deletions
diff --git a/include/linux/usb/class-dual-role.h b/include/linux/usb/class-dual-role.h
new file mode 100644
index 000000000000..af42ed34944a
--- /dev/null
+++ b/include/linux/usb/class-dual-role.h
@@ -0,0 +1,128 @@
+#ifndef __LINUX_CLASS_DUAL_ROLE_H__
+#define __LINUX_CLASS_DUAL_ROLE_H__
+
+#include <linux/workqueue.h>
+#include <linux/errno.h>
+#include <linux/types.h>
+
+struct device;
+
+enum dual_role_supported_modes {
+ DUAL_ROLE_SUPPORTED_MODES_DFP_AND_UFP = 0,
+ DUAL_ROLE_SUPPORTED_MODES_DFP,
+ DUAL_ROLE_SUPPORTED_MODES_UFP,
+/*The following should be the last element*/
+ DUAL_ROLE_PROP_SUPPORTED_MODES_TOTAL,
+};
+
+enum {
+ DUAL_ROLE_PROP_MODE_UFP = 0,
+ DUAL_ROLE_PROP_MODE_DFP,
+ DUAL_ROLE_PROP_MODE_NONE,
+/*The following should be the last element*/
+ DUAL_ROLE_PROP_MODE_TOTAL,
+};
+
+enum {
+ DUAL_ROLE_PROP_PR_SRC = 0,
+ DUAL_ROLE_PROP_PR_SNK,
+ DUAL_ROLE_PROP_PR_NONE,
+/*The following should be the last element*/
+ DUAL_ROLE_PROP_PR_TOTAL,
+
+};
+
+enum {
+ DUAL_ROLE_PROP_DR_HOST = 0,
+ DUAL_ROLE_PROP_DR_DEVICE,
+ DUAL_ROLE_PROP_DR_NONE,
+/*The following should be the last element*/
+ DUAL_ROLE_PROP_DR_TOTAL,
+};
+
+enum {
+ DUAL_ROLE_PROP_VCONN_SUPPLY_NO = 0,
+ DUAL_ROLE_PROP_VCONN_SUPPLY_YES,
+/*The following should be the last element*/
+ DUAL_ROLE_PROP_VCONN_SUPPLY_TOTAL,
+};
+
+enum dual_role_property {
+ DUAL_ROLE_PROP_SUPPORTED_MODES = 0,
+ DUAL_ROLE_PROP_MODE,
+ DUAL_ROLE_PROP_PR,
+ DUAL_ROLE_PROP_DR,
+ DUAL_ROLE_PROP_VCONN_SUPPLY,
+};
+
+struct dual_role_phy_instance;
+
+/* Description of typec port */
+struct dual_role_phy_desc {
+ /* /sys/class/dual_role_usb/<name>/ */
+ const char *name;
+ enum dual_role_supported_modes supported_modes;
+ enum dual_role_property *properties;
+ size_t num_properties;
+
+ /* Callback for "cat /sys/class/dual_role_usb/<name>/<property>" */
+ int (*get_property)(struct dual_role_phy_instance *dual_role,
+ enum dual_role_property prop,
+ unsigned int *val);
+ /* Callback for "echo <value> >
+ * /sys/class/dual_role_usb/<name>/<property>" */
+ int (*set_property)(struct dual_role_phy_instance *dual_role,
+ enum dual_role_property prop,
+ const unsigned int *val);
+ /* Decides whether userspace can change a specific property */
+ int (*property_is_writeable)(struct dual_role_phy_instance *dual_role,
+ enum dual_role_property prop);
+};
+
+struct dual_role_phy_instance {
+ const struct dual_role_phy_desc *desc;
+
+ /* Driver private data */
+ void *drv_data;
+
+ struct device dev;
+ struct work_struct changed_work;
+};
+
+#if IS_ENABLED(CONFIG_DUAL_ROLE_USB_INTF)
+extern void dual_role_instance_changed(struct dual_role_phy_instance
+ *dual_role);
+extern struct dual_role_phy_instance *__must_check
+devm_dual_role_instance_register(struct device *parent,
+ const struct dual_role_phy_desc *desc);
+extern void devm_dual_role_instance_unregister(struct device *dev,
+ struct dual_role_phy_instance
+ *dual_role);
+extern int dual_role_get_property(struct dual_role_phy_instance *dual_role,
+ enum dual_role_property prop,
+ unsigned int *val);
+extern int dual_role_set_property(struct dual_role_phy_instance *dual_role,
+ enum dual_role_property prop,
+ const unsigned int *val);
+extern int dual_role_property_is_writeable(struct dual_role_phy_instance
+ *dual_role,
+ enum dual_role_property prop);
+extern void *dual_role_get_drvdata(struct dual_role_phy_instance *dual_role);
+#else /* CONFIG_DUAL_ROLE_USB_INTF */
+static void dual_role_instance_changed(struct dual_role_phy_instance
+ *dual_role){}
+static struct dual_role_phy_instance *__must_check
+devm_dual_role_instance_register(struct device *parent,
+ const struct dual_role_phy_desc *desc)
+{
+ return ERR_PTR(-ENOSYS);
+}
+static void devm_dual_role_instance_unregister(struct device *dev,
+ struct dual_role_phy_instance
+ *dual_role){}
+static void *dual_role_get_drvdata(struct dual_role_phy_instance *dual_role)
+{
+ return ERR_PTR(-ENOSYS);
+}
+#endif /* CONFIG_DUAL_ROLE_USB_INTF */
+#endif /* __LINUX_CLASS_DUAL_ROLE_H__ */
diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h
index 1074b8921a5d..15d7c311e86e 100644
--- a/include/linux/usb/composite.h
+++ b/include/linux/usb/composite.h
@@ -574,6 +574,7 @@ struct usb_function_instance {
struct config_group group;
struct list_head cfs_list;
struct usb_function_driver *fd;
+ struct usb_function *f;
int (*set_inst_name)(struct usb_function_instance *inst,
const char *name);
void (*free_func_inst)(struct usb_function_instance *inst);
diff --git a/include/linux/usb/f_accessory.h b/include/linux/usb/f_accessory.h
new file mode 100644
index 000000000000..ebe3c4d59309
--- /dev/null
+++ b/include/linux/usb/f_accessory.h
@@ -0,0 +1,23 @@
+/*
+ * Gadget Function Driver for Android USB accessories
+ *
+ * Copyright (C) 2011 Google, Inc.
+ * Author: Mike Lockwood <lockwood@android.com>
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#ifndef __LINUX_USB_F_ACCESSORY_H
+#define __LINUX_USB_F_ACCESSORY_H
+
+#include <uapi/linux/usb/f_accessory.h>
+
+#endif /* __LINUX_USB_F_ACCESSORY_H */
diff --git a/include/linux/usb/f_mtp.h b/include/linux/usb/f_mtp.h
new file mode 100644
index 000000000000..4e8417791bea
--- /dev/null
+++ b/include/linux/usb/f_mtp.h
@@ -0,0 +1,23 @@
+/*
+ * Gadget Function Driver for MTP
+ *
+ * Copyright (C) 2010 Google, Inc.
+ * Author: Mike Lockwood <lockwood@android.com>
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#ifndef __LINUX_USB_F_MTP_H
+#define __LINUX_USB_F_MTP_H
+
+#include <uapi/linux/usb/f_mtp.h>
+
+#endif /* __LINUX_USB_F_MTP_H */