[U-Boot] [PATCH 06/22] dm: Export device_chld_remove / device_chld_unbind

Hans de Goede
2015-06-17T19:33:49Z

These functions are useful to remove all children from an usb bus before
rescanning the bus.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
---
drivers/core/device-remove.c | 18 ++----------------
include/dm/device-internal.h | 26 ++++++++++++++++++++++++++
2 files changed, 28 insertions(+), 16 deletions(-)

diff --git a/drivers/core/device-remove.c b/drivers/core/device-remove.c
index 6a16b4f..06de7e3 100644
--- a/drivers/core/device-remove.c
+++ b/drivers/core/device-remove.c
@@ -18,16 +18,7 @@
#include <dm/uclass-internal.h>
#include <dm/util.h>

-/**
- * device_chld_unbind() - Unbind all device's children from the device
- *
- * On error, the function continues to unbind all children, and reports the
- * first error.
- *
- * @dev: The device that is to be stripped of its children
- * @return 0 on success, -ve on error
- */
-static int device_chld_unbind(struct udevice *dev)
+int device_chld_unbind(struct udevice *dev)
{
struct udevice *pos, *n;
int ret, saved_ret = 0;
@@ -43,12 +34,7 @@ static int device_chld_unbind(struct udevice *dev)
return saved_ret;
}

-/**
- * device_chld_remove() - Stop all device's children
- * @dev: The device whose children are to be removed
- * @return 0 on success, -ve on error
- */
-static int device_chld_remove(struct udevice *dev)
+int device_chld_remove(struct udevice *dev)
{
struct udevice *pos, *n;
int ret;
diff --git a/include/dm/device-internal.h b/include/dm/device-internal.h
index 687462b..6c8fe23 100644
--- a/include/dm/device-internal.h
+++ b/include/dm/device-internal.h
@@ -107,6 +107,32 @@ int device_unbind(struct udevice *dev);
static inline int device_unbind(struct udevice *dev) { return 0; }
#endif

+/**
+ * device_chld_remove() - Stop all device's children
+ * @dev: The device whose children are to be removed
+ * @return 0 on success, -ve on error
+ */
+#ifdef CONFIG_DM_DEVICE_REMOVE
+int device_chld_remove(struct udevice *dev);
+#else
+static inline int device_chld_remove(struct udevice *dev) { return 0; }
+#endif
+
+/**
+ * device_chld_unbind() - Unbind all device's children from the device
+ *
+ * On error, the function continues to unbind all children, and reports the
+ * first error.
+ *
+ * @dev: The device that is to be stripped of its children
+ * @return 0 on success, -ve on error
+ */
+#ifdef CONFIG_DM_DEVICE_REMOVE
+int device_chld_unbind(struct udevice *dev);
+#else
+static inline int device_chld_unbind(struct udevice *dev) { return 0; }
+#endif
+
#ifdef CONFIG_DM_DEVICE_REMOVE
void device_free(struct udevice *dev);
#else
--
2.4.3