first commit

1 files changed, 226 insertions, 0 deletions

diff --git a/drivers/usb/core/usb.h b/drivers/usb/core/usb.h
new file mode 100644
index 000000000..aa70242d7
--- /dev/null
+++ b/drivers/usb/core/usb.h
@@ -0,0 +1,226 @@
+#include <linux/pm.h>
+#include <linux/acpi.h>
+
+struct usb_hub_descriptor;
+struct dev_state;
+
+/* Functions local to drivers/usb/core/ */
+
+extern int usb_create_sysfs_dev_files(struct usb_device *dev);
+extern void usb_remove_sysfs_dev_files(struct usb_device *dev);
+extern void usb_create_sysfs_intf_files(struct usb_interface *intf);
+extern void usb_remove_sysfs_intf_files(struct usb_interface *intf);
+extern int usb_create_ep_devs(struct device *parent,
+				struct usb_host_endpoint *endpoint,
+				struct usb_device *udev);
+extern void usb_remove_ep_devs(struct usb_host_endpoint *endpoint);
+
+extern void usb_enable_endpoint(struct usb_device *dev,
+		struct usb_host_endpoint *ep, bool reset_toggle);
+extern void usb_enable_interface(struct usb_device *dev,
+		struct usb_interface *intf, bool reset_toggles);
+extern void usb_disable_endpoint(struct usb_device *dev, unsigned int epaddr,
+		bool reset_hardware);
+extern void usb_disable_interface(struct usb_device *dev,
+		struct usb_interface *intf, bool reset_hardware);
+extern void usb_release_interface_cache(struct kref *ref);
+extern void usb_disable_device(struct usb_device *dev, int skip_ep0);
+extern int usb_deauthorize_device(struct usb_device *);
+extern int usb_authorize_device(struct usb_device *);
+extern void usb_detect_quirks(struct usb_device *udev);
+extern void usb_detect_interface_quirks(struct usb_device *udev);
+extern int usb_remove_device(struct usb_device *udev);
+
+extern int usb_get_device_descriptor(struct usb_device *dev,
+		unsigned int size);
+extern int usb_get_bos_descriptor(struct usb_device *dev);
+extern void usb_release_bos_descriptor(struct usb_device *dev);
+extern char *usb_cache_string(struct usb_device *udev, int index);
+extern int usb_set_configuration(struct usb_device *dev, int configuration);
+extern int usb_choose_configuration(struct usb_device *udev);
+
+static inline unsigned usb_get_max_power(struct usb_device *udev,
+		struct usb_host_config *c)
+{
+	/* SuperSpeed power is in 8 mA units; others are in 2 mA units */
+	unsigned mul = (udev->speed == USB_SPEED_SUPER ? 8 : 2);
+
+	return c->desc.bMaxPower * mul;
+}
+
+extern void usb_kick_khubd(struct usb_device *dev);
+extern int usb_match_one_id_intf(struct usb_device *dev,
+				 struct usb_host_interface *intf,
+				 const struct usb_device_id *id);
+extern int usb_match_device(struct usb_device *dev,
+			    const struct usb_device_id *id);
+extern void usb_forced_unbind_intf(struct usb_interface *intf);
+extern void usb_unbind_and_rebind_marked_interfaces(struct usb_device *udev);
+
+extern int usb_hub_claim_port(struct usb_device *hdev, unsigned port,
+		struct dev_state *owner);
+extern int usb_hub_release_port(struct usb_device *hdev, unsigned port,
+		struct dev_state *owner);
+extern void usb_hub_release_all_ports(struct usb_device *hdev,
+		struct dev_state *owner);
+extern bool usb_device_is_owned(struct usb_device *udev);
+
+extern int  usb_hub_init(void);
+extern void usb_hub_cleanup(void);
+extern int usb_major_init(void);
+extern void usb_major_cleanup(void);
+
+#ifdef	CONFIG_PM
+
+extern int usb_suspend(struct device *dev, pm_message_t msg);
+extern int usb_resume(struct device *dev, pm_message_t msg);
+extern int usb_resume_complete(struct device *dev);
+
+extern int usb_port_suspend(struct usb_device *dev, pm_message_t msg);
+extern int usb_port_resume(struct usb_device *dev, pm_message_t msg);
+
+#else
+
+static inline int usb_port_suspend(struct usb_device *udev, pm_message_t msg)
+{
+	return 0;
+}
+
+static inline int usb_port_resume(struct usb_device *udev, pm_message_t msg)
+{
+	return 0;
+}
+
+#endif
+
+#ifdef CONFIG_PM_RUNTIME
+
+extern void usb_autosuspend_device(struct usb_device *udev);
+extern int usb_autoresume_device(struct usb_device *udev);
+extern int usb_remote_wakeup(struct usb_device *dev);
+extern int usb_runtime_suspend(struct device *dev);
+extern int usb_runtime_resume(struct device *dev);
+extern int usb_runtime_idle(struct device *dev);
+extern int usb_set_usb2_hardware_lpm(struct usb_device *udev, int enable);
+
+#else
+
+#define usb_autosuspend_device(udev)		do {} while (0)
+static inline int usb_autoresume_device(struct usb_device *udev)
+{
+	return 0;
+}
+
+static inline int usb_remote_wakeup(struct usb_device *udev)
+{
+	return 0;
+}
+
+static inline int usb_set_usb2_hardware_lpm(struct usb_device *udev, int enable)
+{
+	return 0;
+}
+#endif
+
+#ifdef CONFIG_USB_MTK_OTG
+extern void usb_hnp_polling_work(struct work_struct *work);
+#endif
+
+extern struct bus_type usb_bus_type;
+extern struct device_type usb_device_type;
+extern struct device_type usb_if_device_type;
+extern struct device_type usb_ep_device_type;
+extern struct device_type usb_port_device_type;
+extern struct usb_device_driver usb_generic_driver;
+
+static inline int is_usb_device(const struct device *dev)
+{
+	return dev->type == &usb_device_type;
+}
+
+static inline int is_usb_interface(const struct device *dev)
+{
+	return dev->type == &usb_if_device_type;
+}
+
+static inline int is_usb_endpoint(const struct device *dev)
+{
+	return dev->type == &usb_ep_device_type;
+}
+
+static inline int is_usb_port(const struct device *dev)
+{
+	return dev->type == &usb_port_device_type;
+}
+
+/* Do the same for device drivers and interface drivers. */
+
+static inline int is_usb_device_driver(struct device_driver *drv)
+{
+	return container_of(drv, struct usbdrv_wrap, driver)->
+			for_devices;
+}
+
+/* for labeling diagnostics */
+extern const char *usbcore_name;
+
+/* sysfs stuff */
+extern const struct attribute_group *usb_device_groups[];
+extern const struct attribute_group *usb_interface_groups[];
+
+/* usbfs stuff */
+extern struct mutex usbfs_mutex;
+extern struct usb_driver usbfs_driver;
+extern const struct file_operations usbfs_devices_fops;
+extern const struct file_operations usbdev_file_operations;
+extern void usbfs_conn_disc_event(void);
+
+extern int usb_devio_init(void);
+extern void usb_devio_cleanup(void);
+
+/* internal notify stuff */
+extern void usb_notify_add_device(struct usb_device *udev);
+extern void usb_notify_remove_device(struct usb_device *udev);
+extern void usb_notify_add_bus(struct usb_bus *ubus);
+extern void usb_notify_remove_bus(struct usb_bus *ubus);
+extern enum usb_port_connect_type
+	usb_get_hub_port_connect_type(struct usb_device *hdev, int port1);
+extern void usb_set_hub_port_connect_type(struct usb_device *hdev, int port1,
+	enum usb_port_connect_type type);
+extern void usb_hub_adjust_deviceremovable(struct usb_device *hdev,
+		struct usb_hub_descriptor *desc);
+
+#ifdef CONFIG_ACPI
+extern int usb_acpi_register(void);
+extern void usb_acpi_unregister(void);
+extern acpi_handle usb_get_hub_port_acpi_handle(struct usb_device *hdev,
+	int port1);
+#else
+static inline int usb_acpi_register(void) { return 0; };
+static inline void usb_acpi_unregister(void) { };
+#endif
+
+enum my_print_levels {
+	MY_PRINT_DBG = 0 ,
+	MY_PRINT_INFO = 1 ,
+	MY_PRINT_WARN = 2 ,
+	MY_PRINT_ERR = 3 ,
+} ;
+
+/* set cur accepted log level here */
+#define my_print_level (MY_PRINT_DBG)
+
+#define my_print_level_avail(level) (level >= my_print_level ? 1:0)
+
+#define MYDBG(fmt, args...) do {if(my_print_level_avail(MY_PRINT_DBG)){printk(KERN_WARNING "MTK_ICUSB [DBG], <%s(), %d> " fmt, __func__, __LINE__, ## args); }}while(0)
+#define MYINFO(fmt, args...) do {if(my_print_level_avail(MY_PRINT_INFO)){printk(KERN_WARNING "MTK_ICUSB [INFO], <%s(), %d> " fmt, __func__, __LINE__, ## args); }}while(0)
+#define MYWARN(fmt, args...) do {if(my_print_level_avail(MY_PRINT_WARN)){printk(KERN_WARNING "MTK_ICUSB [WARN], <%s(), %d> " fmt, __func__, __LINE__, ## args); }}while(0)
+#define MYERR(fmt, args...) do {if(my_print_level_avail(MY_PRINT_ERR)){printk(KERN_WARNING "MTK_ICUSB [ERR], <%s(), %d> " fmt, __func__, __LINE__, ## args); }}while(0)
+
+
+
+#ifdef CONFIG_MTK_DT_USB_SUPPORT
+#ifdef	CONFIG_PM_RUNTIME
+#define USB_WAKE_TIME 5	
+#endif
+#endif