Changeset 95120c3 in mainline for uspace/lib/drv/include/usb_iface.h

Timestamp:

2011-02-20T17:00:54Z (13 years ago)

Author:

Vojtech Horky <vojtechhorky@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

27a0012

Parents:

b68b279

Message:

Add get_interface to USB interface

The get_interface shall be used by MID interface drivers to get
interface number they ought to drive.

File:

• uspace/lib/drv/include/usb_iface.h (modified) (2 diffs)

uspace/lib/drv/include/usb_iface.h

@@ -52 +52 @@
         IPC_M_USB_GET_ADDRESS,
 
+        /** Tell interface number given device can use.
+         * Parameters
+         * - devman handle id of the device
+         * Answer:
+         * - ENOTSUP - operation not supported (can also mean any interface)
+         * - EOK - operation okay, first parameter contains interface number
+         */
+        IPC_M_USB_GET_INTERFACE,
+
         /** Tell devman handle of device host controller.
          * Parameters:
@@ -67 +76 @@
 typedef struct {
         int (*get_address)(device_t *, devman_handle_t, usb_address_t *);
+        int (*get_interface)(device_t *, devman_handle_t, int *);
         int (*get_hc_handle)(device_t *, devman_handle_t *);
 } usb_iface_t;