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
18#define IPU6_BUS_NAME	IPU6_NAME "-bus"
19
20struct ipu6_buttress_ctrl;
21
22struct ipu6_bus_device {
23	struct auxiliary_device auxdev;
24	struct auxiliary_driver *auxdrv;
25	const struct ipu6_auxdrv_data *auxdrv_data;
26	struct list_head list;
27	void *pdata;
28	struct ipu6_mmu *mmu;
29	struct ipu6_device *isp;
30	struct ipu6_buttress_ctrl *ctrl;
31	u64 dma_mask;
32	const struct firmware *fw;
33	struct sg_table fw_sgt;
34	u64 *pkg_dir;
35	dma_addr_t pkg_dir_dma_addr;
36	unsigned int pkg_dir_size;
37};
38
39struct ipu6_auxdrv_data {
40	irqreturn_t (*isr)(struct ipu6_bus_device *adev);
41	irqreturn_t (*isr_threaded)(struct ipu6_bus_device *adev);
42	bool wake_isr_thread;
43};
44
45#define to_ipu6_bus_device(_dev) \
46	container_of(to_auxiliary_dev(_dev), struct ipu6_bus_device, auxdev)
47#define auxdev_to_adev(_auxdev) \
48	container_of(_auxdev, struct ipu6_bus_device, auxdev)
49#define ipu6_bus_get_drvdata(adev) dev_get_drvdata(&(adev)->auxdev.dev)
50
51struct ipu6_bus_device *
52ipu6_bus_initialize_device(struct pci_dev *pdev, struct device *parent,
53			   void *pdata, struct ipu6_buttress_ctrl *ctrl,
54			   char *name);
55int ipu6_bus_add_device(struct ipu6_bus_device *adev);
56void ipu6_bus_del_devices(struct pci_dev *pdev);
57
58#endif
59