Changeset c3d9aaf5 in mainline for uspace/srv/devman/devman.h

Timestamp:

2025-02-03T15:52:08Z (19 hours ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

master

Children:

b1490d2

Parents:

a796812c

Message:

Determine when device (sub)tree is stable.

Devman will only return value when the entire device tree is stable.

File:

• uspace/srv/devman/devman.h (modified) (3 diffs)

uspace/srv/devman/devman.h

@@ -1 +1 @@
 /*
+ * Copyright (c) 2025 Jiri Svoboda
  * Copyright (c) 2010 Lenka Trochtova
- * Copyright (c) 2011 Jiri Svoboda
  * All rights reserved.
  *
@@ -105 +105 @@
 typedef enum {
         DEVICE_NOT_INITIALIZED = 0,
+        DEVICE_ATTACHING,
         DEVICE_USABLE,
         DEVICE_NOT_PRESENT,
@@ -129 +130 @@
         /** The state of the device. */
         device_state_t state;
+        /** Protect device state field */
+        fibril_mutex_t state_lock;
+        /** Signalled when device state changes */
+        fibril_condvar_t state_cv;
         /** Link to list of devices owned by driver (driver_t.devices) */
         link_t driver_devices;