*/
struct usb_device {
int devnum; /* Device number on USB bus */
- int speed; /* full/low/high */
+ enum usb_device_speed speed; /* full/low/high */
char mf[32]; /* manufacturer */
char prod[32]; /* product */
char serial[32]; /* serial number */
int submit_control_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
int transfer_len, struct devrequest *setup);
int submit_int_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
- int transfer_len, int interval);
+ int transfer_len, int interval, bool nonblock);
#if defined CONFIG_USB_EHCI_HCD || defined CONFIG_USB_MUSB_HOST \
|| CONFIG_IS_ENABLED(DM_USB)
#ifdef CONFIG_USB_KEYBOARD
+/*
+ * USB Keyboard reports are 8 bytes in boot protocol.
+ * Appendix B of HID Device Class Definition 1.11
+ */
+#define USB_KBD_BOOT_REPORT_SIZE 8
+
int drv_usb_kbd_init(void);
int usb_kbd_deregister(int force);
void *data, unsigned short size, int timeout);
int usb_bulk_msg(struct usb_device *dev, unsigned int pipe,
void *data, int len, int *actual_length, int timeout);
-int usb_submit_int_msg(struct usb_device *dev, unsigned long pipe,
- void *buffer, int transfer_len, int interval);
+int usb_int_msg(struct usb_device *dev, unsigned long pipe,
+ void *buffer, int transfer_len, int interval, bool nonblock);
+int usb_lock_async(struct usb_device *dev, int lock);
int usb_disable_asynch(int disable);
int usb_maxpacket(struct usb_device *dev, unsigned long pipe);
int usb_get_configuration_no(struct usb_device *dev, int cfgno,
*/
int (*interrupt)(struct udevice *bus, struct usb_device *udev,
unsigned long pipe, void *buffer, int length,
- int interval);
+ int interval, bool nonblock);
/**
* create_int_queue() - Create and queue interrupt packets
* in a USB transfer. USB class driver needs to be aware of this.
*/
int (*get_max_xfer_size)(struct udevice *bus, size_t *size);
+
+ /**
+ * lock_async() - Keep async schedule after a transfer
+ *
+ * It may be desired to keep the asynchronous schedule running even
+ * after a transfer finishes, usually when doing multiple transfers
+ * back-to-back. This callback allows signalling the USB controller
+ * driver to do just that.
+ */
+ int (*lock_async)(struct udevice *udev, int lock);
};
#define usb_get_ops(dev) ((struct dm_usb_ops *)(dev)->driver->ops)
* @return 0 if OK, -ve on error
*/
int usb_emul_int(struct udevice *emul, struct usb_device *udev,
- unsigned long pipe, void *buffer, int length, int interval);
+ unsigned long pipe, void *buffer, int length, int interval,
+ bool nonblock);
/**
* usb_emul_find() - Find an emulator for a particular device