drm/radeon: Use DECLARE_BITMAP

Use the generic mechanism to declare a bitmap instead of unsigned long.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index ccebf62..b0b73f2 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -719,7 +719,7 @@ struct radeon_doorbell {
        resource_size_t         size;
        u32 __iomem             *ptr;
        u32                     num_doorbells;  /* Number of doorbells actually reserved for radeon. */
-       unsigned long           used[DIV_ROUND_UP(RADEON_MAX_DOORBELLS, BITS_PER_LONG)];
+       DECLARE_BITMAP(used, RADEON_MAX_DOORBELLS);
 };
 
 int radeon_doorbell_get(struct radeon_device *rdev, u32 *page);