[src/trunk]: src/sys/dev/fdt Return the interrupt controller's cookie directl...

[jmcneill <jmcneill%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/13aa299f7ddd
branches:  trunk
changeset: 324087:13aa299f7ddd
user:      jmcneill <jmcneill%NetBSD.org@localhost>
date:      Sun Jul 15 13:24:05 2018 +0000

description:
Return the interrupt controller's cookie directly from fdtbus_intr_establish

diffstat:

 sys/dev/fdt/fdt_intr.c |  31 ++++++++++++++++++++++++-------
 1 files changed, 24 insertions(+), 7 deletions(-)

diffs (69 lines):

diff -r 786d970059e6 -r 13aa299f7ddd sys/dev/fdt/fdt_intr.c
--- a/sys/dev/fdt/fdt_intr.c    Sun Jul 15 08:47:43 2018 +0000
+++ b/sys/dev/fdt/fdt_intr.c    Sun Jul 15 13:24:05 2018 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: fdt_intr.c,v 1.15 2018/07/02 17:50:02 jmcneill Exp $ */
+/* $NetBSD: fdt_intr.c,v 1.16 2018/07/15 13:24:05 jmcneill Exp $ */
 
 /*-
  * Copyright (c) 2015-2018 Jared McNeill <jmcneill%invisible.ca@localhost>
@@ -27,7 +27,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: fdt_intr.c,v 1.15 2018/07/02 17:50:02 jmcneill Exp $");
+__KERNEL_RCSID(0, "$NetBSD: fdt_intr.c,v 1.16 2018/07/15 13:24:05 jmcneill Exp $");
 
 #include <sys/param.h>
 #include <sys/bus.h>
@@ -51,8 +51,13 @@
 struct fdtbus_interrupt_cookie {
        struct fdtbus_interrupt_controller *c_ic;
        void *c_ih;
+
+       LIST_ENTRY(fdtbus_interrupt_cookie) c_next;
 };
 
+static LIST_HEAD(, fdtbus_interrupt_cookie) fdtbus_interrupt_cookies =
+    LIST_HEAD_INITIALIZER(fdtbus_interrupt_cookies);
+
 static u_int * get_specifier_by_index(int, int, int *);
 static u_int * get_specifier_from_map(int, const u_int *, int *);
 
@@ -149,19 +154,31 @@
                c = kmem_alloc(sizeof(*c), KM_SLEEP);
                c->c_ic = ic;
                c->c_ih = ih;
+               LIST_INSERT_HEAD(&fdtbus_interrupt_cookies, c, c_next);
        }
 
-       return c;
+       return ih;
 }
 
 void
 fdtbus_intr_disestablish(int phandle, void *cookie)
 {
-       struct fdtbus_interrupt_cookie *c = cookie;
-       struct fdtbus_interrupt_controller *ic = c->c_ic;
-       void *ih = c->c_ih;
+       struct fdtbus_interrupt_controller *ic = NULL;
+       struct fdtbus_interrupt_cookie *c;
 
-       return ic->ic_funcs->disestablish(ic->ic_dev, ih);
+       LIST_FOREACH(c, &fdtbus_interrupt_cookies, c_next) {
+               if (c->c_ih == cookie) {
+                       ic = c->c_ic;
+                       LIST_REMOVE(c, c_next);
+                       kmem_free(c, sizeof(*c));
+                       break;
+               }
+       }
+
+       if (ic != NULL)
+               panic("%s: interrupt handle not valid", __func__);
+
+       return ic->ic_funcs->disestablish(ic->ic_dev, cookie);
 }
 
 bool