summaryrefslogtreecommitdiffstats
path: root/include/linux/range.h
diff options
context:
space:
mode:
authorRussell King <rmk+kernel@arm.linux.org.uk>2010-03-08 20:21:04 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2010-03-08 20:21:04 +0000
commit988addf82e4c03739375279de73929580a2d4a6a (patch)
tree989ae1cd4e264bbad80c65f04480486246e7b9f3 /include/linux/range.h
parent004c1c7096659d352b83047a7593e91d8a30e3c5 (diff)
parent25cf84cf377c0aae5dbcf937ea89bc7893db5176 (diff)
Merge branch 'origin' into devel-stable
Conflicts: arch/arm/mach-mx2/devices.c arch/arm/mach-mx2/devices.h sound/soc/pxa/pxa-ssp.c
Diffstat (limited to 'include/linux/range.h')
-rw-r--r--include/linux/range.h30
1 files changed, 30 insertions, 0 deletions
diff --git a/include/linux/range.h b/include/linux/range.h
new file mode 100644
index 00000000000..bd184a5db79
--- /dev/null
+++ b/include/linux/range.h
@@ -0,0 +1,30 @@
+#ifndef _LINUX_RANGE_H
+#define _LINUX_RANGE_H
+
+struct range {
+ u64 start;
+ u64 end;
+};
+
+int add_range(struct range *range, int az, int nr_range,
+ u64 start, u64 end);
+
+
+int add_range_with_merge(struct range *range, int az, int nr_range,
+ u64 start, u64 end);
+
+void subtract_range(struct range *range, int az, u64 start, u64 end);
+
+int clean_sort_range(struct range *range, int az);
+
+void sort_range(struct range *range, int nr_range);
+
+#define MAX_RESOURCE ((resource_size_t)~0)
+static inline resource_size_t cap_resource(u64 val)
+{
+ if (val > MAX_RESOURCE)
+ return MAX_RESOURCE;
+
+ return val;
+}
+#endif