Changeset e9d15d9 in mainline for uspace/lib/c/generic/irq.c

Timestamp:

2017-08-18T21:15:26Z (7 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

24abb85d

Parents:

1c85bae

Message:

Turn IRQ structures into kernel objects

ipc_irq_subscribe() now returns a capability for the underlying IRQ kernel
object. ipc_irq_unsubscribe() can now be done only with a valid IRQ capability.

File:

• uspace/lib/c/generic/irq.c (modified) (2 diffs)

uspace/lib/c/generic/irq.c

@@ -59 +59 @@
  * @param ucode  Top-half pseudocode handler.
  *
- * @return Value returned by the kernel.
+ * @return IRQ capability returned by the kernel.
+ * @return Error code returned by the kernel.
  *
  */
@@ -74 +75 @@
 /** Unsubscribe from IRQ notification.
  *
- * @param inr   IRQ number.
- * @param devno Device number of the device generating inr.
+ * @param cap   IRQ capability.
  *
  * @return Value returned by the kernel.
  *
  */
-int ipc_irq_unsubscribe(int inr, int devno)
+int ipc_irq_unsubscribe(int cap)
 {
-        return __SYSCALL2(SYS_IPC_IRQ_UNSUBSCRIBE, inr, devno);
+        return __SYSCALL1(SYS_IPC_IRQ_UNSUBSCRIBE, cap);
 }