Changes in uspace/lib/drv/include/usbhc_iface.h [cb59f787:4689d40] in mainline

File:

• uspace/lib/drv/include/usbhc_iface.h (modified) (3 diffs)

uspace/lib/drv/include/usbhc_iface.h

@@ -92 +92 @@
  */
 typedef enum {
+        /** Tell USB address assigned to device.
+         * Parameters:
+         * - devman handle id
+         * Answer:
+         * - EINVAL - unknown handle or handle not managed by this driver
+         * - ENOTSUP - operation not supported by HC (shall not happen)
+         * - arbitrary error code if returned by remote implementation
+         * - EOK - handle found, first parameter contains the USB address
+         */
+        IPC_M_USBHC_GET_ADDRESS,
+
         /** Asks for data buffer.
          * See explanation at usb_iface_funcs_t.
@@ -100 +111 @@
 
 
+        /** Reserve usage of default address.
+         * This call informs the host controller that the caller will be
+         * using default USB address. It is duty of the HC driver to ensure
+         * that only single entity will have it reserved.
+         * The address is returned via IPC_M_USBHC_RELEASE_DEFAULT_ADDRESS.
+         * The caller can start using the address after receiving EOK
+         * answer.
+         */
+        IPC_M_USBHC_RESERVE_DEFAULT_ADDRESS,
+
+        /** Release usage of default address.
+         * @see IPC_M_USBHC_RESERVE_DEFAULT_ADDRESS
+         */
+        IPC_M_USBHC_RELEASE_DEFAULT_ADDRESS,
+
+        /** Asks for address assignment by host controller.
+         * Answer:
+         * - ELIMIT - host controller run out of address
+         * - EOK - address assigned
+         * Answer arguments:
+         * - assigned address
+         *
+         * The address must be released by via IPC_M_USBHC_RELEASE_ADDRESS.
+         */
+        IPC_M_USBHC_REQUEST_ADDRESS,
+
+        /** Bind USB address with devman handle.
+         * Parameters:
+         * - USB address
+         * - devman handle
+         * Answer:
+         * - EOK - address binded
+         * - ENOENT - address is not in use
+         */
+        IPC_M_USBHC_BIND_ADDRESS,
+
+        /** Release address in use.
+         * Arguments:
+         * - address to be released
+         * Answer:
+         * - ENOENT - address not in use
+         * - EPERM - trying to release default USB address
+         */
+        IPC_M_USBHC_RELEASE_ADDRESS,
+
+
         /** Send interrupt data to device.
          * See explanation at usb_iface_funcs_t (OUT transaction).
@@ -155 +212 @@
     usb_transaction_outcome_t, size_t, void *);
 
+
+/** Out transfer processing function prototype. */
+typedef int (*usbhc_iface_transfer_out_t)(device_t *, usb_target_t,
+    void *, size_t,
+    usbhc_iface_transfer_out_callback_t, void *);
+
+/** Setup transfer processing function prototype. */
+typedef usbhc_iface_transfer_out_t usbhc_iface_transfer_setup_t;
+
+/** In transfer processing function prototype. */
+typedef int (*usbhc_iface_transfer_in_t)(device_t *, usb_target_t,
+    void *, size_t,
+    usbhc_iface_transfer_in_callback_t, void *);
+
 /** USB devices communication interface. */
 typedef struct {
-        int (*interrupt_out)(device_t *, usb_target_t,
-            void *, size_t,
+        int (*tell_address)(device_t *, devman_handle_t, usb_address_t *);
+
+        int (*reserve_default_address)(device_t *);
+        int (*release_default_address)(device_t *);
+        int (*request_address)(device_t *, usb_address_t *);
+        int (*bind_address)(device_t *, usb_address_t, devman_handle_t);
+        int (*release_address)(device_t *, usb_address_t);
+
+        usbhc_iface_transfer_out_t interrupt_out;
+        usbhc_iface_transfer_in_t interrupt_in;
+
+        usbhc_iface_transfer_setup_t control_write_setup;
+        usbhc_iface_transfer_out_t control_write_data;
+        int (*control_write_status)(device_t *, usb_target_t,
+            usbhc_iface_transfer_in_callback_t, void *);
+
+        usbhc_iface_transfer_setup_t control_read_setup;
+        usbhc_iface_transfer_in_t control_read_data;
+        int (*control_read_status)(device_t *, usb_target_t,
             usbhc_iface_transfer_out_callback_t, void *);
-        int (*interrupt_in)(device_t *, usb_target_t,
-            void *, size_t,
-            usbhc_iface_transfer_in_callback_t, void *);
 } usbhc_iface_t;