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sh: intc: Make intc_subsys const

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Now that the driver core can properly handle constant struct bus_type,
move the make intc_subsys variable to be a constant structure as well,
placing it into read-only memory which can not be modified at runtime.

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Suggested-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Ricardo B. Marliere <ricardo@marliere.net>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
Link: https://lore.kernel.org/r/20240208-bus_cleanup-sh2-v1-1-729277400893@marliere.net
Signed-off-by: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
This commit is contained in:
Ricardo B. Marliere 2024-02-08 16:56:52 -03:00 committed by John Paul Adrian Glaubitz
parent d32b8d7e3d
commit ad4acb2ec2
2 changed files with 2 additions and 2 deletions
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2
drivers/sh/intc/core.c
View File

@ -455,7 +455,7 @@ struct syscore_ops intc_syscore_ops = {
.resume = intc_resume,
};
struct bus_type intc_subsys = {
const struct bus_type intc_subsys = {
.name = "intc",
.dev_name = "intc",
};

2
drivers/sh/intc/internals.h
View File

@ -160,7 +160,7 @@ void _intc_enable(struct irq_data *data, unsigned long handle);
/* core.c */
extern struct list_head intc_list;
extern raw_spinlock_t intc_big_lock;
extern struct bus_type intc_subsys;
extern const struct bus_type intc_subsys;
unsigned int intc_get_dfl_prio_level(void);
unsigned int intc_get_prio_level(unsigned int irq);