resource: Constify resource crosscheck APIs

Constify APIs: _contains(), _overlaps(), _intersection(), _union().

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20230912165312.402422-3-andriy.shevchenko@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/include/linux/ioport.h b/include/linux/ioport.h
index 25d768d4897017c62b1353ac0dce117c4565263c..14f5cfabbbc86e72b141c7bb502ab03c732e461a 100644 (file)
--- a/include/linux/ioport.h
+++ b/include/linux/ioport.h
@@ -229,7 +229,7 @@ static inline unsigned long resource_ext_type(const struct resource *res)
        return res->flags & IORESOURCE_EXT_TYPE_BITS;
 }
 /* True iff r1 completely contains r2 */
-static inline bool resource_contains(struct resource *r1, struct resource *r2)
+static inline bool resource_contains(const struct resource *r1, const struct resource *r2)
 {
        if (resource_type(r1) != resource_type(r2))
                return false;
@@ -239,13 +239,13 @@ static inline bool resource_contains(struct resource *r1, struct resource *r2)
 }
 
 /* True if any part of r1 overlaps r2 */
-static inline bool resource_overlaps(struct resource *r1, struct resource *r2)
+static inline bool resource_overlaps(const struct resource *r1, const struct resource *r2)
 {
        return r1->start <= r2->end && r1->end >= r2->start;
 }
 
-static inline bool
-resource_intersection(struct resource *r1, struct resource *r2, struct resource *r)
+static inline bool resource_intersection(const struct resource *r1, const struct resource *r2,
+                                        struct resource *r)
 {
        if (!resource_overlaps(r1, r2))
                return false;
@@ -254,8 +254,8 @@ resource_intersection(struct resource *r1, struct resource *r2, struct resource
        return true;
 }
 
-static inline bool
-resource_union(struct resource *r1, struct resource *r2, struct resource *r)
+static inline bool resource_union(const struct resource *r1, const struct resource *r2,
+                                 struct resource *r)
 {
        if (!resource_overlaps(r1, r2))
                return false;