ipu6-bus.h

 1/* SPDX-License-Identifier: GPL-2.0-only */
 2/* Copyright (C) 2013 - 2024 Intel Corporation */
 3
 4#ifndef IPU6_BUS_H
 5#define IPU6_BUS_H
 6
 7#include <linux/auxiliary_bus.h>
 8#include <linux/container_of.h>
 9#include <linux/device.h>
10#include <linux/irqreturn.h>
11#include <linux/list.h>
12#include <linux/scatterlist.h>
13#include <linux/types.h>
14
15struct firmware;
16struct pci_dev;
17
18struct ipu6_buttress_ctrl;
19
20struct ipu6_bus_device {
21	struct auxiliary_device auxdev;
22	const struct auxiliary_driver *auxdrv;
23	const struct ipu6_auxdrv_data *auxdrv_data;
24	struct list_head list;
25	void *pdata;
26	struct ipu6_mmu *mmu;
27	struct ipu6_device *isp;
28	const struct ipu6_buttress_ctrl *ctrl;
29	const struct firmware *fw;
30	struct sg_table fw_sgt;
31	u64 *pkg_dir;
32	dma_addr_t pkg_dir_dma_addr;
33	unsigned int pkg_dir_size;
34};
35
36struct ipu6_auxdrv_data {
37	irqreturn_t (*isr)(struct ipu6_bus_device *adev);
38	irqreturn_t (*isr_threaded)(struct ipu6_bus_device *adev);
39	bool wake_isr_thread;
40};
41
42#define to_ipu6_bus_device(_dev) \
43	container_of(to_auxiliary_dev(_dev), struct ipu6_bus_device, auxdev)
44#define auxdev_to_adev(_auxdev) \
45	container_of(_auxdev, struct ipu6_bus_device, auxdev)
46#define ipu6_bus_get_drvdata(adev) dev_get_drvdata(&(adev)->auxdev.dev)
47
48struct ipu6_bus_device *
49ipu6_bus_initialize_device(struct pci_dev *pdev, struct device *parent,
50			   void *pdata, const struct ipu6_buttress_ctrl *ctrl,
51			   char *name);
52int ipu6_bus_add_device(struct ipu6_bus_device *adev);
53void ipu6_bus_del_devices(struct pci_dev *pdev);
54
55#endif