Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
of: provide of_machine_read_model()
Provide a helper function allowing users to read the model string of the
machine, hiding the access to the root node.
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://patch.msgid.link/20260223-soc-of-root-v2-2-b45da45903c8@oss.qualcomm.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
authored by
Bartosz Golaszewski
and committed by
Greg Kroah-Hartman
c86d3b7b
59621105
+19
+13
drivers/of/base.c
+13
drivers/of/base.c
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EXPORT_SYMBOL_GPL(of_machine_read_compatible);
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/**
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* of_machine_read_model - Get the model string of this machine
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* @model: address at which the address of the model string will be stored
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*
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* Returns:
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* 0 on success, negative error number on failure.
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*/
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int of_machine_read_model(const char **model)
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{
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return of_property_read_string(of_root, "model", model);
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}
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EXPORT_SYMBOL_GPL(of_machine_read_model);
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/**
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* of_machine_device_match - Test root of device tree against a of_device_id array
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* @matches: NULL terminated array of of_device_id match structures to search in
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*
+6
include/linux/of.h
+6
include/linux/of.h
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}
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int of_machine_read_compatible(const char **compatible, unsigned int index);
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int of_machine_read_model(const char **model);
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extern int of_add_property(struct device_node *np, struct property *prop);
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extern int of_remove_property(struct device_node *np, struct property *prop);
···
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static inline int of_machine_read_compatible(const char **compatible,
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unsigned int index)
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{
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return -ENOSYS;
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}
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static inline int of_machine_read_model(const char **model)
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{
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return -ENOSYS;
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}