From f95dbcee713d3a8a081644ee345ce0f6fedf39ac Mon Sep 17 00:00:00 2001 From: Patrick Rudolph Date: Mon, 22 Jan 2024 15:39:46 +0100 Subject: device: Add inline method to identify PATH_ROOT Add and use inline method to identify the root device. Change-Id: I394c8668245bcfea6414b8ca5f14ef8135897e59 Signed-off-by: Patrick Rudolph Reviewed-on: https://review.coreboot.org/c/coreboot/+/80169 Reviewed-by: Nico Huber Tested-by: build bot (Jenkins) Reviewed-by: Arthur Heymans --- src/include/device/device.h | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'src/include') diff --git a/src/include/device/device.h b/src/include/device/device.h index cd0999ac94..863299c01d 100644 --- a/src/include/device/device.h +++ b/src/include/device/device.h @@ -458,6 +458,15 @@ static inline DEVTREE_CONST void *config_of(const struct device *dev) */ #define config_of_soc() __pci_0_00_0_config +static inline bool is_root_device(const struct device *dev) +{ + if (!dev || !dev->bus) + return false; + + return (dev->path.type == DEVICE_PATH_ROOT) || + (dev->bus->dev == dev); +} + void enable_static_device(struct device *dev); void enable_static_devices(struct device *bus); void scan_smbus(struct device *bus); -- cgit v1.2.3