[Xen-changelog] [xen master] xen/dts: dt_find_interrupt_controller: accept multiple compatible strings

[patchbot@xxxxxxx]

commit e60d11198f7d7fa7cdb4260546d424de14449401
Author:     Julien Grall <julien.grall@xxxxxxxxxx>
AuthorDate: Fri Sep 13 13:49:19 2013 +0100
Commit:     Ian Campbell <ian.campbell@xxxxxxxxxx>
CommitDate: Tue Sep 17 15:28:23 2013 +0100

    xen/dts: dt_find_interrupt_controller: accept multiple compatible strings
    
    Signed-off-by: Julien Grall <julien.grall@xxxxxxxxxx>
    Acked-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
---
 xen/arch/arm/gic.c            |    7 ++++++-
 xen/common/device_tree.c      |    5 +++--
 xen/include/asm-arm/gic.h     |    2 ++
 xen/include/xen/device_tree.h |    3 ++-
 4 files changed, 13 insertions(+), 4 deletions(-)

diff --git a/xen/arch/arm/gic.c b/xen/arch/arm/gic.c
index 7c24811..aff57b9 100644
--- a/xen/arch/arm/gic.c
+++ b/xen/arch/arm/gic.c
@@ -355,10 +355,15 @@ int gic_irq_xlate(const u32 *intspec, unsigned int 
intsize,
 /* Set up the GIC */
 void __init gic_init(void)
 {
+    static const struct dt_device_match gic_ids[] __initconst =
+    {
+        DT_MATCH_GIC,
+        { /* sentinel */ },
+    };
     struct dt_device_node *node;
     int res;
 
-    node = dt_find_interrupt_controller("arm,cortex-a15-gic");
+    node = dt_find_interrupt_controller(gic_ids);
     if ( !node )
         panic("Unable to find compatible GIC in the device tree\n");
 
diff --git a/xen/common/device_tree.c b/xen/common/device_tree.c
index d2262ce..215592e 100644
--- a/xen/common/device_tree.c
+++ b/xen/common/device_tree.c
@@ -1834,11 +1834,12 @@ static void __init dt_alias_scan(void)
     }
 }
 
-struct dt_device_node * __init dt_find_interrupt_controller(const char *compat)
+struct dt_device_node * __init
+dt_find_interrupt_controller(const struct dt_device_match *matches)
 {
     struct dt_device_node *np = NULL;
 
-    while ( (np = dt_find_compatible_node(np, NULL, compat)) )
+    while ( (np = dt_find_matching_node(np, matches)) )
     {
         if ( !dt_find_property(np, "interrupt-controller", NULL) )
             continue;
diff --git a/xen/include/asm-arm/gic.h b/xen/include/asm-arm/gic.h
index 513c1fc..92a3349 100644
--- a/xen/include/asm-arm/gic.h
+++ b/xen/include/asm-arm/gic.h
@@ -135,6 +135,8 @@
 #ifndef __ASSEMBLY__
 #include <xen/device_tree.h>
 
+#define DT_MATCH_GIC    DT_MATCH_COMPATIBLE("arm,cortex-a15-gic")
+
 extern int domain_vgic_init(struct domain *d);
 extern void domain_vgic_free(struct domain *d);
 
diff --git a/xen/include/xen/device_tree.h b/xen/include/xen/device_tree.h
index 5a51ab6..fae9f97 100644
--- a/xen/include/xen/device_tree.h
+++ b/xen/include/xen/device_tree.h
@@ -240,7 +240,8 @@ extern const struct dt_device_node *dt_interrupt_controller;
  *
  * If found, return the interrupt controller device node.
  */
-struct dt_device_node * __init dt_find_interrupt_controller(const char 
*compat);
+struct dt_device_node * __init
+dt_find_interrupt_controller(const struct dt_device_match *matches);
 
 #define dt_prop_cmp(s1, s2) strcmp((s1), (s2))
 #define dt_node_cmp(s1, s2) strcasecmp((s1), (s2))
--
generated by git-patchbot for /home/xen/git/xen.git#master

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