Changeset 94fbf78 in mainline

Timestamp:

2013-01-15T19:55:03Z (12 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

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

Children:

16b64b8

Parents:

1c73603

Message:

libdrv: Add function for creating direct connections to devices.

Location:

uspace/lib

Files:

• drv/generic/remote_usb.c (modified) (1 diff)
• drv/include/usb_iface.h (modified) (1 diff)
• usbdev/src/devdrv.c (modified) (1 diff)

uspace/lib/drv/generic/remote_usb.c

@@ -42 +42 @@
 #include "ddf/driver.h"
 
-usb_dev_session_t *usb_dev_connect(ddf_dev_t *parent)
+
+usb_dev_session_t *usb_dev_connect(devman_handle_t handle)
 {
         // TODO All usb requests are atomic so this is safe,
-        // it will need to change once USING EXCHNAGE PARALLEL is safe with
+        // it will need to change once USING EXCHANGE PARALLEL is safe with
+        // devman_device_connect
+        return devman_device_connect(EXCHANGE_ATOMIC, handle, IPC_FLAG_BLOCKING);
+}
+
+usb_dev_session_t *usb_dev_connect_to_self(ddf_dev_t *dev)
+{
+        // TODO All usb requests are atomic so this is safe,
+        // it will need to change once USING EXCHANGE PARALLEL is safe with
         // devman_parent_device_connect
         return devman_parent_device_connect(EXCHANGE_ATOMIC,
-            ddf_dev_get_handle(parent), IPC_FLAG_BLOCKING);
+            ddf_dev_get_handle(dev), IPC_FLAG_BLOCKING);
 }
 

uspace/lib/drv/include/usb_iface.h

@@ -48 +48 @@
 typedef async_sess_t usb_dev_session_t;
 
-usb_dev_session_t *usb_dev_connect(ddf_dev_t *dev);
+usb_dev_session_t *usb_dev_connect(devman_handle_t);
+usb_dev_session_t *usb_dev_connect_to_self(ddf_dev_t *);
 void usb_dev_session_close(usb_dev_session_t *);
 

uspace/lib/usbdev/src/devdrv.c

@@ -411 +411 @@
         usb_dev->pipes = NULL;
 
-        usb_dev->bus_session = usb_dev_connect(ddf_dev);
+        usb_dev->bus_session = usb_dev_connect_to_self(ddf_dev);
         if (!usb_dev->bus_session) {
                 *errstr_ptr = "device bus session create";