Changeset 5cd136ab in mainline for uspace/srv/devman/main.c

Timestamp:

2010-04-02T13:37:58Z (14 years ago)

Author:

Lenka Trochtova <trochtova.lenka@…>

Branches:

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

Children:

9a66bc2

Parents:

57937dd

Message:

device interfaces and driver cooperation - parts of code

File:

• uspace/srv/devman/main.c (modified) (4 diffs)

uspace/srv/devman/main.c

@@ -51 +51 @@
 #include <ctype.h>
 #include <ipc/devman.h>
+#include <ipc/driver.h>
 #include <thread.h>
 
@@ -158 +159 @@
 {
         int ret = EOK;
-        int i;
+        size_t i;
         for (i = 0; i < match_count; i++) {
                 if (EOK != (ret = devman_receive_match_id(match_ids))) {
@@ -257 +258 @@
 }
 
+static void devman_forward(ipc_callid_t iid, ipc_call_t *icall, bool drv_to_parent) {
+        device_handle_t handle;
+        node_t *dev = find_dev_node(&device_tree, handle);
+        if (NULL == dev) {
+                ipc_answer_0(iid, ENOENT);
+                return;
+        }
+        
+        driver_t *driver = NULL;
+        
+        if (drv_to_parent) {
+                driver = dev->parent->drv;
+        } else {
+                driver = dev->drv;              
+        }
+        
+        if (NULL == driver) {           
+                ipc_answer_0(iid, ENOENT);
+                return; 
+        }
+        
+        int method;     
+        if (drv_to_parent) {
+                method = DRIVER_DRIVER;
+        } else {
+                method = DRIVER_CLIENT;
+        }
+        
+        ipc_forward_fast(iid, driver->phone, method, dev->handle, 0, IPC_FF_NONE);      
+}
+
 /** Function for handling connections to device manager.
  *
@@ -269 +301 @@
         /*case DEVMAN_CLIENT:
                 devmap_connection_client(iid, icall);
-                break;
+                break;*/
         case DEVMAN_CONNECT_TO_DEVICE:
                 // Connect client to selected device
-                devmap_forward(iid, icall);
-                break;*/
+                devman_forward(iid, icall, false);
+                break;
+        case DEVMAN_CONNECT_TO_PARENTS_DEVICE:
+                // Connect client to selected device
+                devman_forward(iid, icall, true);
+                break;          
         default:
                 /* No such interface */