diff options
Diffstat (limited to 'include/dm/device.h')
| -rw-r--r-- | include/dm/device.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/include/dm/device.h b/include/dm/device.h index 8970fc0..f03bcd3 100644 --- a/include/dm/device.h +++ b/include/dm/device.h @@ -41,6 +41,9 @@ struct driver_info; /* Device is bound */ #define DM_FLAG_BOUND (1 << 6) +/* Device name is allocated and should be freed on unbind() */ +#define DM_NAME_ALLOCED (1 << 7) + /** * struct udevice - An instance of a driver * @@ -523,6 +526,9 @@ bool device_is_last_sibling(struct udevice *dev); * this is unnecessary but for probed devices which don't get a useful name * this function can be helpful. * + * The name is allocated and will be freed automatically when the device is + * unbound. + * * @dev: Device to update * @name: New name (this string is allocated new memory and attached to * the device) @@ -532,6 +538,39 @@ bool device_is_last_sibling(struct udevice *dev); int device_set_name(struct udevice *dev, const char *name); /** + * device_set_name_alloced() - note that a device name is allocated + * + * This sets the DM_NAME_ALLOCED flag for the device, so that when it is + * unbound the name will be freed. This avoids memory leaks. + * + * @dev: Device to update + */ +void device_set_name_alloced(struct udevice *dev); + +/** + * of_device_is_compatible() - check if the device is compatible with the compat + * + * This allows to check whether the device is comaptible with the compat. + * + * @dev: udevice pointer for which compatible needs to be verified. + * @compat: Compatible string which needs to verified in the given + * device + * @return true if OK, false if the compatible is not found + */ +bool of_device_is_compatible(struct udevice *dev, const char *compat); + +/** + * of_machine_is_compatible() - check if the machine is compatible with + * the compat + * + * This allows to check whether the machine is comaptible with the compat. + * + * @compat: Compatible string which needs to verified + * @return true if OK, false if the compatible is not found + */ +bool of_machine_is_compatible(const char *compat); + +/** * device_is_on_pci_bus - Test if a device is on a PCI bus * * @dev: device to test |