On Mon, Feb 23, 2026 at 02:37:15PM +0100, Bartosz Golaszewski wrote: > linux/of.h declares a set of variables providing addresses of certain > key OF nodes. The pointers being variables can't profit from stubs > provided for when CONFIG_OF is disabled which means that drivers > accessing these variables can't profit from CONFIG_COMPILE_TEST=y > coverage. > > There are drivers under drivers/soc/ that access the of_root node. This > series introduces new OF helpers for reading the machine compatible and > model strings, exports an existing SoC helper that reads the machine > string from the root node and finally replaces all direct accesses to > of_root with new or already existing helper functions. > > Merging strategy: first two patches should be either acked by Rob or > picked up into an immutable branch based on v7.0-rc1, the rest can go > through the SoC tree.
SoC tree is good. > > Signed-off-by: Bartosz Golaszewski <[email protected]> > --- > Changes in v2: > - rename of_machine_get_compatible() to of_machine_read_compatible() and > add the index argument > - add a stub for of_machine_read_compatible() for !CONFIG_OF > - provide of_machine_read_model() to avoid having to look-up the root > node via of_find_node_by_path("/") > - rename soc_device_get_machine() to soc_attr_read_machine() before > making it an exported symbol > - Link to v1: > https://lore.kernel.org/r/[email protected] > > --- > Bartosz Golaszewski (9): > of: provide of_machine_read_compatible() > of: provide of_machine_read_model() > base: soc: order includes alphabetically > base: soc: rename and export soc_device_get_machine() > soc: fsl: guts: don't access of_root directly > soc: imx8m: don't access of_root directly > soc: imx9: don't access of_root directly > soc: renesas: don't access of_root directly > soc: sunxi: mbus: don't access of_root directly For all but patch 8, Reviewed-by: Rob Herring (Arm) <[email protected]>
