diff options
author | Simon Glass <sjg@chromium.org> | 2019-09-25 17:55:56 +0300 |
---|---|---|
committer | Bin Meng <bmeng.cn@gmail.com> | 2019-10-08 08:57:39 +0300 |
commit | e5f739045890eef2e97488c9c2a7d036ab908e58 (patch) | |
tree | a35da1bad47f5795ad8a66b644e0de06f6ba7618 | |
parent | 4805a7af8ebd4c604e1e32355927ec5035685121 (diff) | |
download | u-boot-e5f739045890eef2e97488c9c2a7d036ab908e58.tar.xz |
dm: core: Add device_foreach_child()
We have a 'safe' version of this function but sometimes it is not needed.
Add a normal version too and update a few places that can use it.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
-rw-r--r-- | arch/arm/mach-uniphier/pinctrl-glue.c | 4 | ||||
-rw-r--r-- | drivers/block/blk-uclass.c | 4 | ||||
-rw-r--r-- | include/dm/device.h | 9 |
3 files changed, 13 insertions, 4 deletions
diff --git a/arch/arm/mach-uniphier/pinctrl-glue.c b/arch/arm/mach-uniphier/pinctrl-glue.c index c4d3b17c39..b45f72f59a 100644 --- a/arch/arm/mach-uniphier/pinctrl-glue.c +++ b/arch/arm/mach-uniphier/pinctrl-glue.c @@ -13,14 +13,14 @@ int uniphier_pin_init(const char *pinconfig_name) { - struct udevice *pctldev, *config, *next; + struct udevice *pctldev, *config; int ret; ret = uclass_first_device(UCLASS_PINCTRL, &pctldev); if (ret) return ret; - device_foreach_child_safe(config, next, pctldev) { + device_foreach_child(config, pctldev) { if (strcmp(config->name, pinconfig_name)) continue; diff --git a/drivers/block/blk-uclass.c b/drivers/block/blk-uclass.c index baaf431e5e..e8f58b3f5e 100644 --- a/drivers/block/blk-uclass.c +++ b/drivers/block/blk-uclass.c @@ -142,9 +142,9 @@ struct blk_desc *blk_get_devnum_by_typename(const char *if_typename, int devnum) */ struct blk_desc *blk_get_by_device(struct udevice *dev) { - struct udevice *child_dev, *next; + struct udevice *child_dev; - device_foreach_child_safe(child_dev, next, dev) { + device_foreach_child(child_dev, dev) { if (device_get_uclass_id(child_dev) != UCLASS_BLK) continue; diff --git a/include/dm/device.h b/include/dm/device.h index 27a6d7b9fd..d1210429e9 100644 --- a/include/dm/device.h +++ b/include/dm/device.h @@ -680,6 +680,15 @@ static inline bool device_is_on_pci_bus(struct udevice *dev) list_for_each_entry_safe(pos, next, &parent->child_head, sibling_node) /** + * device_foreach_child() - iterate through child devices + * + * @pos: struct udevice * for the current device + * @parent: parent device to scan + */ +#define device_foreach_child(pos, parent) \ + list_for_each_entry(pos, &parent->child_head, sibling_node) + +/** * dm_scan_fdt_dev() - Bind child device in a the device tree * * This handles device which have sub-nodes in the device tree. It scans all |