Something went wrong. Try again.
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
Something went wrong. Try again.
12345678910111213141516171819202122232425262728293031323334353637383940/* SPDX-License-Identifier: GPL-2.0+ *//* * Interface for Surface ACPI Notify (SAN) driver. * * Provides access to discrete GPU notifications sent from ACPI via the SAN * driver, which are not handled by this driver directly. * * Copyright (C) 2019-2020 Maximilian Luz <luzmaximilian@gmail.com> */
#ifndef _LINUX_SURFACE_ACPI_NOTIFY_H#define _LINUX_SURFACE_ACPI_NOTIFY_H
#include <linux/notifier.h>#include <linux/types.h>
/** * struct san_dgpu_event - Discrete GPU ACPI event. * @category: Category of the event. * @target: Target ID of the event source. * @command: Command ID of the event. * @instance: Instance ID of the event source. * @length: Length of the event's payload data (in bytes). * @payload: Pointer to the event's payload data. */struct san_dgpu_event { u8 category; u8 target; u8 command; u8 instance; u16 length; u8 *payload;};
int san_client_link(struct device *client);int san_dgpu_notifier_register(struct notifier_block *nb);int san_dgpu_notifier_unregister(struct notifier_block *nb);
#endif /* _LINUX_SURFACE_ACPI_NOTIFY_H */