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Changeset eb2f7dd in mainline for uspace/lib/usb/src/hub.c


Ignore:
Timestamp:
2011-05-08T13:37:51Z (11 years ago)
Author:
Vojtech Horky <vojtechhorky@…>
Branches:
lfn, master
Children:
df25ab6
Parents:
84de606d
Message:

Add getting handle by address over USBHC iface

File:
1 edited

Legend:

Unmodified
Added
Removed
  • uspace/lib/usb/src/hub.c

    r84de606d reb2f7dd  
    117117            DEV_IFACE_ID(USBHC_DEV_IFACE),
    118118            IPC_M_USBHC_RELEASE_ADDRESS, address);
     119}
     120
     121/** Get handle of USB device with given address.
     122 *
     123 * @param[in] connection Opened connection to host controller.
     124 * @param[in] address Address of device in question.
     125 * @param[out] handle Where to write the device handle.
     126 * @return Error code.
     127 */
     128int usb_hc_get_handle_by_address(usb_hc_connection_t *connection,
     129    usb_address_t address, devman_handle_t *handle)
     130{
     131        CHECK_CONNECTION(connection);
     132
     133        sysarg_t tmp;
     134        int rc = async_req_2_1(connection->hc_phone,
     135            DEV_IFACE_ID(USBHC_DEV_IFACE),
     136            IPC_M_USBHC_GET_HANDLE_BY_ADDRESS,
     137            address, &tmp);
     138        if ((rc == EOK) && (handle != NULL)) {
     139                *handle = tmp;
     140        }
     141
     142        return rc;
    119143}
    120144
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