diff options
Diffstat (limited to 'drivers/core/uclass.c')
| -rw-r--r-- | drivers/core/uclass.c | 30 |
1 files changed, 18 insertions, 12 deletions
diff --git a/drivers/core/uclass.c b/drivers/core/uclass.c index b7d11bdd23..1762a0796d 100644 --- a/drivers/core/uclass.c +++ b/drivers/core/uclass.c @@ -574,28 +574,34 @@ int uclass_get_device_by_phandle(enum uclass_id id, struct udevice *parent, } #endif -int uclass_first_device(enum uclass_id id, struct udevice **devp) +/* + * Starting from the given device @dev, return pointer to the first device in + * the uclass that probes successfully in @devp. + */ +static void _uclass_next_device(struct udevice *dev, struct udevice **devp) +{ + for (; dev; uclass_find_next_device(&dev)) { + if (!device_probe(dev)) + break; + } + *devp = dev; +} + +void uclass_first_device(enum uclass_id id, struct udevice **devp) { struct udevice *dev; int ret; - *devp = NULL; ret = uclass_find_first_device(id, &dev); - if (!dev) - return 0; - return uclass_get_device_tail(dev, ret, devp); + _uclass_next_device(dev, devp); } -int uclass_next_device(struct udevice **devp) +void uclass_next_device(struct udevice **devp) { struct udevice *dev = *devp; - int ret; - *devp = NULL; - ret = uclass_find_next_device(&dev); - if (!dev) - return 0; - return uclass_get_device_tail(dev, ret, devp); + uclass_find_next_device(&dev); + _uclass_next_device(dev, devp); } int uclass_first_device_err(enum uclass_id id, struct udevice **devp) |