linux/drivers/soc/apple/rtkit-internal.h
Hector Martin bb538effdc soc: apple: rtkit: Port to the internal mailbox driver
Now that we have a mailbox driver in drivers/soc/apple, port the RTKit
code to it. This mostly just entails replacing calls through the mailbox
subsystem with direct calls into the driver.

Acked-by: Eric Curtin <ecurtin@redhat.com>
Acked-by: Neal Gompa <neal@gompa.dev>
Acked-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Signed-off-by: Hector Martin <marcan@marcan.st>
2023-11-23 19:10:17 +09:00

59 lines
1.3 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only OR MIT */
/*
* Apple RTKit IPC library
* Copyright (C) The Asahi Linux Contributors
*/
#ifndef _APPLE_RTKIT_INTERAL_H
#define _APPLE_RTKIT_INTERAL_H
#include <linux/bitfield.h>
#include <linux/bitmap.h>
#include <linux/completion.h>
#include <linux/dma-mapping.h>
#include <linux/io.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/soc/apple/rtkit.h>
#include <linux/workqueue.h>
#include "mailbox.h"
#define APPLE_RTKIT_APP_ENDPOINT_START 0x20
#define APPLE_RTKIT_MAX_ENDPOINTS 0x100
struct apple_rtkit {
void *cookie;
const struct apple_rtkit_ops *ops;
struct device *dev;
struct apple_mbox *mbox;
struct completion epmap_completion;
struct completion iop_pwr_ack_completion;
struct completion ap_pwr_ack_completion;
int boot_result;
int version;
unsigned int iop_power_state;
unsigned int ap_power_state;
bool crashed;
DECLARE_BITMAP(endpoints, APPLE_RTKIT_MAX_ENDPOINTS);
struct apple_rtkit_shmem ioreport_buffer;
struct apple_rtkit_shmem crashlog_buffer;
struct apple_rtkit_shmem syslog_buffer;
char *syslog_msg_buffer;
size_t syslog_n_entries;
size_t syslog_msg_size;
struct workqueue_struct *wq;
};
void apple_rtkit_crashlog_dump(struct apple_rtkit *rtk, u8 *bfr, size_t size);
#endif