xref: /linux/drivers/media/platform/st/sti/hva/hva-hw.h (revision 4f2c0a4acffbec01079c28f839422e64ddeff004)
1*e7b8153eSMauro Carvalho Chehab /* SPDX-License-Identifier: GPL-2.0 */
2*e7b8153eSMauro Carvalho Chehab /*
3*e7b8153eSMauro Carvalho Chehab  * Copyright (C) STMicroelectronics SA 2015
4*e7b8153eSMauro Carvalho Chehab  * Authors: Yannick Fertre <yannick.fertre@st.com>
5*e7b8153eSMauro Carvalho Chehab  *          Hugues Fruchet <hugues.fruchet@st.com>
6*e7b8153eSMauro Carvalho Chehab  */
7*e7b8153eSMauro Carvalho Chehab 
8*e7b8153eSMauro Carvalho Chehab #ifndef HVA_HW_H
9*e7b8153eSMauro Carvalho Chehab #define HVA_HW_H
10*e7b8153eSMauro Carvalho Chehab 
11*e7b8153eSMauro Carvalho Chehab #include "hva-mem.h"
12*e7b8153eSMauro Carvalho Chehab 
13*e7b8153eSMauro Carvalho Chehab /* HVA Versions */
14*e7b8153eSMauro Carvalho Chehab #define HVA_VERSION_UNKNOWN    0x000
15*e7b8153eSMauro Carvalho Chehab #define HVA_VERSION_V400       0x400
16*e7b8153eSMauro Carvalho Chehab 
17*e7b8153eSMauro Carvalho Chehab /* HVA command types */
18*e7b8153eSMauro Carvalho Chehab enum hva_hw_cmd_type {
19*e7b8153eSMauro Carvalho Chehab 	/* RESERVED = 0x00 */
20*e7b8153eSMauro Carvalho Chehab 	/* RESERVED = 0x01 */
21*e7b8153eSMauro Carvalho Chehab 	H264_ENC = 0x02,
22*e7b8153eSMauro Carvalho Chehab 	/* RESERVED = 0x03 */
23*e7b8153eSMauro Carvalho Chehab 	/* RESERVED = 0x04 */
24*e7b8153eSMauro Carvalho Chehab 	/* RESERVED = 0x05 */
25*e7b8153eSMauro Carvalho Chehab 	/* RESERVED = 0x06 */
26*e7b8153eSMauro Carvalho Chehab 	/* RESERVED = 0x07 */
27*e7b8153eSMauro Carvalho Chehab 	REMOVE_CLIENT = 0x08,
28*e7b8153eSMauro Carvalho Chehab 	FREEZE_CLIENT = 0x09,
29*e7b8153eSMauro Carvalho Chehab 	START_CLIENT = 0x0A,
30*e7b8153eSMauro Carvalho Chehab 	FREEZE_ALL = 0x0B,
31*e7b8153eSMauro Carvalho Chehab 	START_ALL = 0x0C,
32*e7b8153eSMauro Carvalho Chehab 	REMOVE_ALL = 0x0D
33*e7b8153eSMauro Carvalho Chehab };
34*e7b8153eSMauro Carvalho Chehab 
35*e7b8153eSMauro Carvalho Chehab int hva_hw_probe(struct platform_device *pdev, struct hva_dev *hva);
36*e7b8153eSMauro Carvalho Chehab void hva_hw_remove(struct hva_dev *hva);
37*e7b8153eSMauro Carvalho Chehab int hva_hw_runtime_suspend(struct device *dev);
38*e7b8153eSMauro Carvalho Chehab int hva_hw_runtime_resume(struct device *dev);
39*e7b8153eSMauro Carvalho Chehab int hva_hw_execute_task(struct hva_ctx *ctx, enum hva_hw_cmd_type cmd,
40*e7b8153eSMauro Carvalho Chehab 			struct hva_buffer *task);
41*e7b8153eSMauro Carvalho Chehab #ifdef CONFIG_VIDEO_STI_HVA_DEBUGFS
42*e7b8153eSMauro Carvalho Chehab void hva_hw_dump_regs(struct hva_dev *hva, struct seq_file *s);
43*e7b8153eSMauro Carvalho Chehab #endif
44*e7b8153eSMauro Carvalho Chehab 
45*e7b8153eSMauro Carvalho Chehab #endif /* HVA_HW_H */
46