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/*
* Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.
* Copyright (C) 2017 Linaro Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#ifndef __HFI_H__
#define __HFI_H__
#include <linux/interrupt.h>
#include "hfi_helper.h"
#define VIDC_SESSION_TYPE_VPE 0
#define VIDC_SESSION_TYPE_ENC 1
#define VIDC_SESSION_TYPE_DEC 2
#define VIDC_RESOURCE_NONE 0
#define VIDC_RESOURCE_OCMEM 1
#define VIDC_RESOURCE_VMEM 2
struct hfi_buffer_desc {
u32 buffer_type;
u32 buffer_size;
u32 num_buffers;
u32 device_addr;
u32 extradata_addr;
u32 extradata_size;
u32 response_required;
};
struct hfi_frame_data {
u32 buffer_type;
u32 device_addr;
u32 extradata_addr;
u64 timestamp;
u32 flags;
u32 offset;
u32 alloc_len;
u32 filled_len;
u32 mark_target;
u32 mark_data;
u32 clnt_data;
u32 extradata_size;
};
union hfi_get_property {
struct hfi_profile_level profile_level;
struct hfi_buffer_requirements bufreq[HFI_BUFFER_TYPE_MAX];
};
/* HFI events */
#define EVT_SYS_EVENT_CHANGE 1
#define EVT_SYS_WATCHDOG_TIMEOUT 2
#define EVT_SYS_ERROR 3
#define EVT_SESSION_ERROR 4
/* HFI event callback structure */
struct hfi_event_data {
u32 error;
u32 height;
u32 width;
u32 event_type;
u32 packet_buffer;
u32 extradata_buffer;
u32 tag;
u32 profile;
u32 level;
/* the following properties start appear from v4 onwards */
u32 bit_depth;
u32 pic_struct;
u32 colour_space;
u32 entropy_mode;
u32 buf_count;
struct {
u32 left, top;
u32 width, height;
} input_crop;
};
/* define core states */
#define CORE_UNINIT 0
#define CORE_INIT 1
/* define instance states */
#define INST_UNINIT 2
#define INST_INIT 3
#define INST_LOAD_RESOURCES 4
#define INST_START 5
#define INST_STOP 6
#define INST_RELEASE_RESOURCES 7
struct venus_core;
struct venus_inst;
struct hfi_core_ops {
void (*event_notify)(struct venus_core *core, u32 event);
};
struct hfi_inst_ops {
void (*buf_done)(struct venus_inst *inst, unsigned int buf_type,
u32 tag, u32 bytesused, u32 data_offset, u32 flags,
u32 hfi_flags, u64 timestamp_us);
void (*event_notify)(struct venus_inst *inst, u32 event,
struct hfi_event_data *data);
};
struct hfi_ops {
int (*core_init)(struct venus_core *core);
int (*core_deinit)(struct venus_core *core);
int (*core_ping)(struct venus_core *core, u32 cookie);
int (*core_trigger_ssr)(struct venus_core *core, u32 trigger_type);
int (*session_init)(struct venus_inst *inst, u32 session_type,
u32 codec);
int (*session_end)(struct venus_inst *inst);
int (*session_abort)(struct venus_inst *inst);
int (*session_flush)(struct venus_inst *inst, u32 flush_mode);
int (*session_start)(struct venus_inst *inst);
int (*session_stop)(struct venus_inst *inst);
int (*session_continue)(struct venus_inst *inst);
int (*session_etb)(struct venus_inst *inst, struct hfi_frame_data *fd);
int (*session_ftb)(struct venus_inst *inst, struct hfi_frame_data *fd);
int (*session_set_buffers)(struct venus_inst *inst,
struct hfi_buffer_desc *bd);
int (*session_unset_buffers)(struct venus_inst *inst,
struct hfi_buffer_desc *bd);
int (*session_load_res)(struct venus_inst *inst);
int (*session_release_res)(struct venus_inst *inst);
int (*session_parse_seq_hdr)(struct venus_inst *inst, u32 seq_hdr,
u32 seq_hdr_len);
int (*session_get_seq_hdr)(struct venus_inst *inst, u32 seq_hdr,
u32 seq_hdr_len);
int (*session_set_property)(struct venus_inst *inst, u32 ptype,
void *pdata);
int (*session_get_property)(struct venus_inst *inst, u32 ptype);
int (*resume)(struct venus_core *core);
int (*suspend)(struct venus_core *core);
/* interrupt operations */
irqreturn_t (*isr)(struct venus_core *core);
irqreturn_t (*isr_thread)(struct venus_core *core);
};
int hfi_create(struct venus_core *core, const struct hfi_core_ops *ops);
void hfi_destroy(struct venus_core *core);
int hfi_core_init(struct venus_core *core);
int hfi_core_deinit(struct venus_core *core, bool blocking);
int hfi_core_suspend(struct venus_core *core);
int hfi_core_resume(struct venus_core *core, bool force);
int hfi_core_trigger_ssr(struct venus_core *core, u32 type);
int hfi_core_ping(struct venus_core *core);
int hfi_session_create(struct venus_inst *inst, const struct hfi_inst_ops *ops);
void hfi_session_destroy(struct venus_inst *inst);
int hfi_session_init(struct venus_inst *inst, u32 pixfmt);
int hfi_session_deinit(struct venus_inst *inst);
int hfi_session_start(struct venus_inst *inst);
int hfi_session_stop(struct venus_inst *inst);
int hfi_session_continue(struct venus_inst *inst);
int hfi_session_abort(struct venus_inst *inst);
int hfi_session_load_res(struct venus_inst *inst);
int hfi_session_unload_res(struct venus_inst *inst);
int hfi_session_flush(struct venus_inst *inst);
int hfi_session_set_buffers(struct venus_inst *inst,
struct hfi_buffer_desc *bd);
int hfi_session_unset_buffers(struct venus_inst *inst,
struct hfi_buffer_desc *bd);
int hfi_session_get_property(struct venus_inst *inst, u32 ptype,
union hfi_get_property *hprop);
int hfi_session_set_property(struct venus_inst *inst, u32 ptype, void *pdata);
int hfi_session_process_buf(struct venus_inst *inst, struct hfi_frame_data *f);
irqreturn_t hfi_isr_thread(int irq, void *dev_id);
irqreturn_t hfi_isr(int irq, void *dev);
#endif
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