Some buses need to set up their child devices after they are probed.
Support a common child_post_probe() method for the uclass.
With this change, the two APIs uclass_pre_probe_device() and
uclass_post_probe_device() become symmetric.
Signed-off-by: Bin Meng <bmeng...@gmail.com>
---
drivers/core/uclass.c | 13 ++++++++++++-
include/dm/uclass.h | 4 +++-
2 files changed, 15 insertions(+), 2 deletions(-)
diff --git a/drivers/core/uclass.c b/drivers/core/uclass.c
index 3113d6a..3c7b9cf 100644
--- a/drivers/core/uclass.c
+++ b/drivers/core/uclass.c
@@ -687,8 +687,19 @@ int uclass_pre_probe_device(struct udevice *dev)
int uclass_post_probe_device(struct udevice *dev)
{
- struct uclass_driver *uc_drv = dev->uclass->uc_drv;
+ struct uclass_driver *uc_drv;
+ int ret;
+
+ if (dev->parent) {
+ uc_drv = dev->parent->uclass->uc_drv;
+ if (uc_drv->child_post_probe) {
+ ret = uc_drv->child_post_probe(dev);
+ if (ret)
+ return ret;
+ }
+ }
+ uc_drv = dev->uclass->uc_drv;
if (uc_drv->post_probe)
return uc_drv->post_probe(dev);
diff --git a/include/dm/uclass.h b/include/dm/uclass.h
index 6e7c1cd..610c68d 100644
--- a/include/dm/uclass.h
+++ b/include/dm/uclass.h
@@ -58,7 +58,8 @@ struct udevice;
* @post_probe: Called after a new device is probed
* @pre_remove: Called before a device is removed
* @child_post_bind: Called after a child is bound to a device in this uclass
- * @child_pre_probe: Called before a child is probed in this uclass
+ * @child_pre_probe: Called before a child in this uclass is probed
+ * @child_post_probe: Called after a child in this uclass is probed
* @init: Called to set up the uclass
* @destroy: Called to destroy the uclass
* @priv_auto_alloc_size: If non-zero this is the size of the private data
@@ -91,6 +92,7 @@ struct uclass_driver {
int (*pre_remove)(struct udevice *dev);
int (*child_post_bind)(struct udevice *dev);
int (*child_pre_probe)(struct udevice *dev);
+ int (*child_post_probe)(struct udevice *dev);
int (*init)(struct uclass *class);
int (*destroy)(struct uclass *class);
int priv_auto_alloc_size;
--
2.7.4
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