Changeset 70a422b in mainline

Timestamp:

2013-01-27T19:12:05Z (12 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

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

Children:

d2cfe72

Parents:

8582076

Message:

libdrv: Add endpoint management to usb iface.

Location:

uspace/lib/drv

Files:

• generic/remote_usb.c (modified) (5 diffs)
• include/usb_iface.h (modified) (2 diffs)

uspace/lib/drv/generic/remote_usb.c

@@ -74 +74 @@
         IPC_M_USB_DEVICE_ENUMERATE,
         IPC_M_USB_DEVICE_REMOVE,
+        IPC_M_USB_REGISTER_ENDPOINT,
+        IPC_M_USB_UNREGISTER_ENDPOINT,
 } usb_iface_funcs_t;
 
@@ -186 +188 @@
 }
 
+int usb_register_endpoint(async_exch_t *exch, usb_endpoint_t endpoint,
+    usb_transfer_type_t type, usb_direction_t direction,
+    size_t mps, unsigned interval)
+{
+        if (!exch)
+                return EBADMEM;
+#define _PACK2(high, low) (((high & 0xffff) << 16) | (low & 0xffff))
+
+        return async_req_4_0(exch, DEV_IFACE_ID(USB_DEV_IFACE),
+            IPC_M_USB_REGISTER_ENDPOINT, endpoint,
+            _PACK2(type, direction), _PACK2(mps, interval));
+
+#undef _PACK2
+}
+
+int usb_unregister_endpoint(async_exch_t *exch, usb_endpoint_t endpoint,
+    usb_direction_t direction)
+{
+        if (!exch)
+                return EBADMEM;
+        return async_req_3_0(exch, DEV_IFACE_ID(USB_DEV_IFACE),
+            IPC_M_USB_UNREGISTER_ENDPOINT, endpoint, direction);
+}
+
 static void remote_usb_get_my_address(ddf_fun_t *, void *, ipc_callid_t, ipc_call_t *);
 static void remote_usb_get_my_interface(ddf_fun_t *, void *, ipc_callid_t, ipc_call_t *);
@@ -194 +220 @@
 static void remote_usb_device_enumerate(ddf_fun_t *, void *, ipc_callid_t, ipc_call_t *);
 static void remote_usb_device_remove(ddf_fun_t *, void *, ipc_callid_t, ipc_call_t *);
+static void remote_usb_register_endpoint(ddf_fun_t *, void *, ipc_callid_t, ipc_call_t *);
+static void remote_usb_unregister_endpoint(ddf_fun_t *, void *, ipc_callid_t, ipc_call_t *);
 
 /** Remote USB interface operations. */
@@ -204 +232 @@
         [IPC_M_USB_DEVICE_ENUMERATE] = remote_usb_device_enumerate,
         [IPC_M_USB_DEVICE_REMOVE] = remote_usb_device_remove,
+        [IPC_M_USB_REGISTER_ENDPOINT] = remote_usb_register_endpoint,
+        [IPC_M_USB_UNREGISTER_ENDPOINT] = remote_usb_unregister_endpoint,
 };
 
@@ -333 +363 @@
         async_answer_0(callid, ret);
 }
+
+static void remote_usb_register_endpoint(ddf_fun_t *fun, void *iface,
+    ipc_callid_t callid, ipc_call_t *call)
+{
+        usb_iface_t *usb_iface = (usb_iface_t *) iface;
+
+        if (!usb_iface->register_endpoint) {
+                async_answer_0(callid, ENOTSUP);
+                return;
+        }
+
+#define _INIT_FROM_HIGH_DATA2(type, var, arg_no) \
+        type var = (type) (DEV_IPC_GET_ARG##arg_no(*call) >> 16)
+#define _INIT_FROM_LOW_DATA2(type, var, arg_no) \
+        type var = (type) (DEV_IPC_GET_ARG##arg_no(*call) & 0xffff)
+
+        const usb_endpoint_t endpoint = DEV_IPC_GET_ARG1(*call);
+
+        _INIT_FROM_HIGH_DATA2(usb_transfer_type_t, transfer_type, 2);
+        _INIT_FROM_LOW_DATA2(usb_direction_t, direction, 2);
+
+        _INIT_FROM_HIGH_DATA2(size_t, max_packet_size, 3);
+        _INIT_FROM_LOW_DATA2(unsigned int, interval, 3);
+
+#undef _INIT_FROM_HIGH_DATA2
+#undef _INIT_FROM_LOW_DATA2
+
+        const int ret = usb_iface->register_endpoint(fun, endpoint,
+            transfer_type, direction, max_packet_size, interval);
+
+        async_answer_0(callid, ret);
+}
+
+static void remote_usb_unregister_endpoint(ddf_fun_t *fun, void *iface,
+    ipc_callid_t callid, ipc_call_t *call)
+{
+        usb_iface_t *usb_iface = (usb_iface_t *) iface;
+
+        if (!usb_iface->unregister_endpoint) {
+                async_answer_0(callid, ENOTSUP);
+                return;
+        }
+
+        usb_endpoint_t endpoint = (usb_endpoint_t) DEV_IPC_GET_ARG1(*call);
+        usb_direction_t direction = (usb_direction_t) DEV_IPC_GET_ARG2(*call);
+
+        int rc = usb_iface->unregister_endpoint(fun, endpoint, direction);
+
+        async_answer_0(callid, rc);
+}
 /**
  * @}

uspace/lib/drv/include/usb_iface.h

@@ -62 +62 @@
 int usb_device_remove(async_exch_t *, usb_device_handle_t);
 
+int usb_register_endpoint(async_exch_t *, usb_endpoint_t, usb_transfer_type_t,
+    usb_direction_t, size_t, unsigned);
+int usb_unregister_endpoint(async_exch_t *, usb_endpoint_t, usb_direction_t);
+
 /** USB device communication interface. */
 typedef struct {
@@ -72 +76 @@
         int (*device_enumerate)(ddf_fun_t *, usb_device_handle_t *);
         int (*device_remove)(ddf_fun_t *, usb_device_handle_t);
+        int (*register_endpoint)(ddf_fun_t *, usb_endpoint_t,
+            usb_transfer_type_t, usb_direction_t, size_t, unsigned);
+        int (*unregister_endpoint)(ddf_fun_t *, usb_endpoint_t,
+            usb_direction_t);
 } usb_iface_t;