179 lines
		
	
	
		
			5.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			179 lines
		
	
	
		
			5.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* SPDX-License-Identifier: GPL-2.0-only */
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| /*
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|  * Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.
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|  * Copyright (C) 2017 Linaro Ltd.
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|  */
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| #ifndef __HFI_H__
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| #define __HFI_H__
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| 
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| #include <linux/interrupt.h>
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| 
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| #include "hfi_helper.h"
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| 
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| #define VIDC_SESSION_TYPE_VPE			0
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| #define VIDC_SESSION_TYPE_ENC			1
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| #define VIDC_SESSION_TYPE_DEC			2
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| 
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| #define VIDC_RESOURCE_NONE			0
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| #define VIDC_RESOURCE_OCMEM			1
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| #define VIDC_RESOURCE_VMEM			2
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| 
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| struct hfi_buffer_desc {
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| 	u32 buffer_type;
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| 	u32 buffer_size;
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| 	u32 num_buffers;
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| 	u32 device_addr;
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| 	u32 extradata_addr;
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| 	u32 extradata_size;
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| 	u32 response_required;
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| };
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| 
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| struct hfi_frame_data {
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| 	u32 buffer_type;
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| 	u32 device_addr;
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| 	u32 extradata_addr;
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| 	u64 timestamp;
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| 	u32 flags;
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| 	u32 offset;
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| 	u32 alloc_len;
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| 	u32 filled_len;
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| 	u32 mark_target;
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| 	u32 mark_data;
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| 	u32 clnt_data;
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| 	u32 extradata_size;
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| };
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| 
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| union hfi_get_property {
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| 	struct hfi_profile_level profile_level;
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| 	struct hfi_buffer_requirements bufreq[HFI_BUFFER_TYPE_MAX];
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| };
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| 
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| /* HFI events */
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| #define EVT_SYS_EVENT_CHANGE			1
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| #define EVT_SYS_WATCHDOG_TIMEOUT		2
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| #define EVT_SYS_ERROR				3
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| #define EVT_SESSION_ERROR			4
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| 
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| /* HFI event callback structure */
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| struct hfi_event_data {
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| 	u32 error;
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| 	u32 height;
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| 	u32 width;
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| 	u32 event_type;
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| 	u32 packet_buffer;
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| 	u32 extradata_buffer;
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| 	u32 tag;
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| 	u32 profile;
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| 	u32 level;
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| 	/* the following properties start appear from v4 onwards */
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| 	u32 bit_depth;
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| 	u32 pic_struct;
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| 	u32 colour_space;
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| 	u32 entropy_mode;
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| 	u32 buf_count;
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| 	struct {
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| 		u32 left, top;
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| 		u32 width, height;
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| 	} input_crop;
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| };
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| 
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| /* define core states */
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| #define CORE_UNINIT				0
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| #define CORE_INIT				1
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| 
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| /* define instance states */
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| #define INST_UNINIT				2
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| #define INST_INIT				3
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| #define INST_LOAD_RESOURCES			4
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| #define INST_START				5
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| #define INST_STOP				6
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| #define INST_RELEASE_RESOURCES			7
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| 
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| struct venus_core;
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| struct venus_inst;
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| 
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| struct hfi_core_ops {
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| 	void (*event_notify)(struct venus_core *core, u32 event);
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| };
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| 
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| struct hfi_inst_ops {
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| 	void (*buf_done)(struct venus_inst *inst, unsigned int buf_type,
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| 			 u32 tag, u32 bytesused, u32 data_offset, u32 flags,
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| 			 u32 hfi_flags, u64 timestamp_us);
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| 	void (*event_notify)(struct venus_inst *inst, u32 event,
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| 			     struct hfi_event_data *data);
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| 	void (*flush_done)(struct venus_inst *inst);
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| };
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| 
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| struct hfi_ops {
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| 	int (*core_init)(struct venus_core *core);
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| 	int (*core_deinit)(struct venus_core *core);
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| 	int (*core_ping)(struct venus_core *core, u32 cookie);
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| 	int (*core_trigger_ssr)(struct venus_core *core, u32 trigger_type);
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| 
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| 	int (*session_init)(struct venus_inst *inst, u32 session_type,
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| 			    u32 codec);
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| 	int (*session_end)(struct venus_inst *inst);
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| 	int (*session_abort)(struct venus_inst *inst);
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| 	int (*session_flush)(struct venus_inst *inst, u32 flush_mode);
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| 	int (*session_start)(struct venus_inst *inst);
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| 	int (*session_stop)(struct venus_inst *inst);
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| 	int (*session_continue)(struct venus_inst *inst);
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| 	int (*session_etb)(struct venus_inst *inst, struct hfi_frame_data *fd);
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| 	int (*session_ftb)(struct venus_inst *inst, struct hfi_frame_data *fd);
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| 	int (*session_set_buffers)(struct venus_inst *inst,
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| 				   struct hfi_buffer_desc *bd);
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| 	int (*session_unset_buffers)(struct venus_inst *inst,
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| 				     struct hfi_buffer_desc *bd);
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| 	int (*session_load_res)(struct venus_inst *inst);
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| 	int (*session_release_res)(struct venus_inst *inst);
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| 	int (*session_parse_seq_hdr)(struct venus_inst *inst, u32 seq_hdr,
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| 				     u32 seq_hdr_len);
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| 	int (*session_get_seq_hdr)(struct venus_inst *inst, u32 seq_hdr,
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| 				   u32 seq_hdr_len);
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| 	int (*session_set_property)(struct venus_inst *inst, u32 ptype,
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| 				    void *pdata);
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| 	int (*session_get_property)(struct venus_inst *inst, u32 ptype);
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| 
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| 	int (*resume)(struct venus_core *core);
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| 	int (*suspend)(struct venus_core *core);
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| 
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| 	/* interrupt operations */
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| 	irqreturn_t (*isr)(struct venus_core *core);
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| 	irqreturn_t (*isr_thread)(struct venus_core *core);
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| };
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| 
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| int hfi_create(struct venus_core *core, const struct hfi_core_ops *ops);
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| void hfi_destroy(struct venus_core *core);
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| void hfi_reinit(struct venus_core *core);
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| 
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| int hfi_core_init(struct venus_core *core);
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| int hfi_core_deinit(struct venus_core *core, bool blocking);
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| int hfi_core_suspend(struct venus_core *core);
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| int hfi_core_resume(struct venus_core *core, bool force);
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| int hfi_core_trigger_ssr(struct venus_core *core, u32 type);
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| int hfi_core_ping(struct venus_core *core);
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| int hfi_session_create(struct venus_inst *inst, const struct hfi_inst_ops *ops);
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| void hfi_session_destroy(struct venus_inst *inst);
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| int hfi_session_init(struct venus_inst *inst, u32 pixfmt);
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| int hfi_session_deinit(struct venus_inst *inst);
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| int hfi_session_start(struct venus_inst *inst);
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| int hfi_session_stop(struct venus_inst *inst);
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| int hfi_session_continue(struct venus_inst *inst);
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| int hfi_session_abort(struct venus_inst *inst);
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| int hfi_session_load_res(struct venus_inst *inst);
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| int hfi_session_unload_res(struct venus_inst *inst);
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| int hfi_session_flush(struct venus_inst *inst, u32 type, bool block);
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| int hfi_session_set_buffers(struct venus_inst *inst,
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| 			    struct hfi_buffer_desc *bd);
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| int hfi_session_unset_buffers(struct venus_inst *inst,
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| 			      struct hfi_buffer_desc *bd);
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| int hfi_session_get_property(struct venus_inst *inst, u32 ptype,
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| 			     union hfi_get_property *hprop);
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| int hfi_session_set_property(struct venus_inst *inst, u32 ptype, void *pdata);
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| int hfi_session_process_buf(struct venus_inst *inst, struct hfi_frame_data *f);
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| irqreturn_t hfi_isr_thread(int irq, void *dev_id);
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| irqreturn_t hfi_isr(int irq, void *dev);
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| 
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| #endif
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