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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* Copyright (C) 2013 - 2020 Intel Corporation */
#ifndef _UAPI_IPU_PSYS_H
#define _UAPI_IPU_PSYS_H
#ifdef __KERNEL__
#include <linux/types.h>
#else
#include <stdint.h>
#endif
struct ipu_psys_capability {
uint32_t version;
uint8_t driver[20];
uint32_t pg_count;
uint8_t dev_model[32];
uint32_t reserved[17];
} __attribute__ ((packed));
struct ipu_psys_event {
uint32_t type; /* IPU_PSYS_EVENT_TYPE_ */
uint64_t user_token;
uint64_t issue_id;
uint32_t buffer_idx;
uint32_t error;
int32_t reserved[2];
} __attribute__ ((packed));
#define IPU_PSYS_EVENT_TYPE_CMD_COMPLETE 1
#define IPU_PSYS_EVENT_TYPE_BUFFER_COMPLETE 2
/**
* struct ipu_psys_buffer - for input/output terminals
* @len: total allocated size @ base address
* @userptr: user pointer
* @fd: DMA-BUF handle
* @data_offset:offset to valid data
* @bytes_used: amount of valid data including offset
* @flags: flags
*/
struct ipu_psys_buffer {
uint64_t len;
union {
int fd;
void __user *userptr;
uint64_t reserved;
} base;
uint32_t data_offset;
uint32_t bytes_used;
uint32_t flags;
uint32_t reserved[2];
} __attribute__ ((packed));
#define IPU_BUFFER_FLAG_INPUT (1 << 0)
#define IPU_BUFFER_FLAG_OUTPUT (1 << 1)
#define IPU_BUFFER_FLAG_MAPPED (1 << 2)
#define IPU_BUFFER_FLAG_NO_FLUSH (1 << 3)
#define IPU_BUFFER_FLAG_DMA_HANDLE (1 << 4)
#define IPU_BUFFER_FLAG_USERPTR (1 << 5)
#define IPU_PSYS_CMD_PRIORITY_HIGH 0
#define IPU_PSYS_CMD_PRIORITY_MED 1
#define IPU_PSYS_CMD_PRIORITY_LOW 2
#define IPU_PSYS_CMD_PRIORITY_NUM 3
/**
* struct ipu_psys_command - processing command
* @issue_id: unique id for the command set by user
* @user_token: token of the command
* @priority: priority of the command
* @pg_manifest: userspace pointer to program group manifest
* @buffers: userspace pointers to array of psys dma buf structs
* @pg: process group DMA-BUF handle
* @pg_manifest_size: size of program group manifest
* @bufcount: number of buffers in buffers array
* @min_psys_freq: minimum psys frequency in MHz used for this cmd
* @frame_counter: counter of current frame synced between isys and psys
* @kernel_enable_bitmap: enable bits for each individual kernel
* @terminal_enable_bitmap: enable bits for each individual terminals
* @routing_enable_bitmap: enable bits for each individual routing
* @rbm: enable bits for routing
*
* Specifies a processing command with input and output buffers.
*/
struct ipu_psys_command {
uint64_t issue_id;
uint64_t user_token;
uint32_t priority;
void __user *pg_manifest;
struct ipu_psys_buffer __user *buffers;
int pg;
uint32_t pg_manifest_size;
uint32_t bufcount;
uint32_t min_psys_freq;
uint32_t frame_counter;
uint32_t kernel_enable_bitmap[4];
uint32_t terminal_enable_bitmap[4];
uint32_t routing_enable_bitmap[4];
uint32_t rbm[5];
uint32_t reserved[2];
} __attribute__ ((packed));
struct ipu_psys_manifest {
uint32_t index;
uint32_t size;
void __user *manifest;
uint32_t reserved[5];
} __attribute__ ((packed));
#define IPU_IOC_QUERYCAP _IOR('A', 1, struct ipu_psys_capability)
#define IPU_IOC_MAPBUF _IOWR('A', 2, int)
#define IPU_IOC_UNMAPBUF _IOWR('A', 3, int)
#define IPU_IOC_GETBUF _IOWR('A', 4, struct ipu_psys_buffer)
#define IPU_IOC_PUTBUF _IOWR('A', 5, struct ipu_psys_buffer)
#define IPU_IOC_QCMD _IOWR('A', 6, struct ipu_psys_command)
#define IPU_IOC_DQEVENT _IOWR('A', 7, struct ipu_psys_event)
#define IPU_IOC_CMD_CANCEL _IOWR('A', 8, struct ipu_psys_command)
#define IPU_IOC_GET_MANIFEST _IOWR('A', 9, struct ipu_psys_manifest)
#endif /* _UAPI_IPU_PSYS_H */
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