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ACPI: scan: Introduce typedef:s for struct acpi_hotplug_context members

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Follow the struct acpi_device_ops approach and introduce typedef:s
for the members. It makes code less verbose and more particular on
what parameters we take or types we use.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Andy Shevchenko 2024-03-25 14:33:03 +02:00 committed by Rafael J. Wysocki
parent 602401e328
commit f5c519fc36
3 changed files with 27 additions and 39 deletions
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48
drivers/acpi/dock.c
View File

@ -88,43 +88,29 @@ static void dock_hotplug_event(struct dock_dependent_device *dd, u32 event,
enum dock_callback_type cb_type)
{
struct acpi_device *adev = dd->adev;
acpi_hp_fixup fixup = NULL;
acpi_hp_uevent uevent = NULL;
acpi_hp_notify notify = NULL;
acpi_lock_hp_context();
if (!adev->hp)
goto out;
if (cb_type == DOCK_CALL_FIXUP) {
void (*fixup)(struct acpi_device *);
fixup = adev->hp->fixup;
if (fixup) {
acpi_unlock_hp_context();
fixup(adev);
return;
}
} else if (cb_type == DOCK_CALL_UEVENT) {
void (*uevent)(struct acpi_device *, u32);
uevent = adev->hp->uevent;
if (uevent) {
acpi_unlock_hp_context();
uevent(adev, event);
return;
}
} else {
int (*notify)(struct acpi_device *, u32);
notify = adev->hp->notify;
if (notify) {
acpi_unlock_hp_context();
notify(adev, event);
return;
}
if (adev->hp) {
if (cb_type == DOCK_CALL_FIXUP)
fixup = adev->hp->fixup;
else if (cb_type == DOCK_CALL_UEVENT)
uevent = adev->hp->uevent;
else
notify = adev->hp->notify;
}
out:
acpi_unlock_hp_context();
if (fixup)
fixup(adev);
else if (uevent)
uevent(adev, event);
else if (notify)
notify(adev, event);
}
static struct dock_station *find_dock_station(acpi_handle handle)

5
drivers/acpi/scan.c
View File

@ -73,8 +73,7 @@ void acpi_unlock_hp_context(void)
void acpi_initialize_hp_context(struct acpi_device *adev,
struct acpi_hotplug_context *hp,
int (*notify)(struct acpi_device *, u32),
void (*uevent)(struct acpi_device *, u32))
acpi_hp_notify notify, acpi_hp_uevent uevent)
{
acpi_lock_hp_context();
hp->notify = notify;
@ -428,7 +427,7 @@ void acpi_device_hotplug(struct acpi_device *adev, u32 src)
} else if (adev->flags.hotplug_notify) {
error = acpi_generic_hotplug_event(adev, src);
} else {
int (*notify)(struct acpi_device *, u32);
acpi_hp_notify notify;
acpi_lock_hp_context();
notify = adev->hp ? adev->hp->notify : NULL;

13
include/acpi/acpi_bus.h
View File

@ -144,11 +144,15 @@ struct acpi_scan_handler {
* --------------------
*/
typedef int (*acpi_hp_notify) (struct acpi_device *, u32);
typedef void (*acpi_hp_uevent) (struct acpi_device *, u32);
typedef void (*acpi_hp_fixup) (struct acpi_device *);
struct acpi_hotplug_context {
struct acpi_device *self;
int (*notify)(struct acpi_device *, u32);
void (*uevent)(struct acpi_device *, u32);
void (*fixup)(struct acpi_device *);
acpi_hp_notify notify;
acpi_hp_uevent uevent;
acpi_hp_fixup fixup;
};
/*
@ -583,8 +587,7 @@ static inline void acpi_set_hp_context(struct acpi_device *adev,
void acpi_initialize_hp_context(struct acpi_device *adev,
struct acpi_hotplug_context *hp,
int (*notify)(struct acpi_device *, u32),
void (*uevent)(struct acpi_device *, u32));
acpi_hp_notify notify, acpi_hp_uevent uevent);
/* acpi_device.dev.bus == &acpi_bus_type */
extern const struct bus_type acpi_bus_type;