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authorSimon Glass <sjg@chromium.org>2014-06-11 23:29:49 -0600
committerSimon Glass <sjg@chromium.org>2014-06-20 11:55:49 -0600
commit89876a55a62f495302e2fd76094e45a65ca188b2 (patch)
tree54dee9f0c349937bf39a2aebc2a7e1d9e6e60842 /include
parent6a6d8fbef7eb801a6babad8a62b1318d098ed7ed (diff)
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dm: Cast away the const-ness of the global_data pointer
In a very few cases we need to adjust the driver model root device, such as when setting it up at initialisation. Add a macro to make this easier. Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'include')
-rw-r--r--include/dm/device-internal.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/dm/device-internal.h b/include/dm/device-internal.h
index ea3df36..26e5cf5 100644
--- a/include/dm/device-internal.h
+++ b/include/dm/device-internal.h
@@ -84,4 +84,8 @@ int device_remove(struct udevice *dev);
*/
int device_unbind(struct udevice *dev);
+/* Cast away any volatile pointer */
+#define DM_ROOT_NON_CONST (((gd_t *)gd)->dm_root)
+#define DM_UCLASS_ROOT_NON_CONST (((gd_t *)gd)->uclass_root)
+
#endif