1/*
2 * Copyright 2019 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 */
23
24#ifndef __AMDGPU_JPEG_H__
25#define __AMDGPU_JPEG_H__
26
27#include "amdgpu_ras.h"
28
29#define AMDGPU_MAX_JPEG_INSTANCES	4
30#define AMDGPU_MAX_JPEG_RINGS		8
31
32#define AMDGPU_JPEG_HARVEST_JPEG0 (1 << 0)
33#define AMDGPU_JPEG_HARVEST_JPEG1 (1 << 1)
34
35struct amdgpu_jpeg_reg{
36	unsigned jpeg_pitch[AMDGPU_MAX_JPEG_RINGS];
37};
38
39struct amdgpu_jpeg_inst {
40	struct amdgpu_ring ring_dec[AMDGPU_MAX_JPEG_RINGS];
41	struct amdgpu_irq_src irq;
42	struct amdgpu_irq_src ras_poison_irq;
43	struct amdgpu_jpeg_reg external;
44	uint8_t aid_id;
45};
46
47struct amdgpu_jpeg_ras {
48	struct amdgpu_ras_block_object ras_block;
49};
50
51struct amdgpu_jpeg {
52	uint8_t	num_jpeg_inst;
53	struct amdgpu_jpeg_inst inst[AMDGPU_MAX_JPEG_INSTANCES];
54	unsigned num_jpeg_rings;
55	struct amdgpu_jpeg_reg internal;
56	unsigned harvest_config;
57	struct delayed_work idle_work;
58	enum amd_powergating_state cur_state;
59	struct rwlock jpeg_pg_lock;
60	atomic_t total_submission_cnt;
61	struct ras_common_if	*ras_if;
62	struct amdgpu_jpeg_ras	*ras;
63
64	uint16_t inst_mask;
65	uint8_t num_inst_per_aid;
66};
67
68int amdgpu_jpeg_sw_init(struct amdgpu_device *adev);
69int amdgpu_jpeg_sw_fini(struct amdgpu_device *adev);
70int amdgpu_jpeg_suspend(struct amdgpu_device *adev);
71int amdgpu_jpeg_resume(struct amdgpu_device *adev);
72
73void amdgpu_jpeg_ring_begin_use(struct amdgpu_ring *ring);
74void amdgpu_jpeg_ring_end_use(struct amdgpu_ring *ring);
75
76int amdgpu_jpeg_dec_ring_test_ring(struct amdgpu_ring *ring);
77int amdgpu_jpeg_dec_ring_test_ib(struct amdgpu_ring *ring, long timeout);
78
79int amdgpu_jpeg_process_poison_irq(struct amdgpu_device *adev,
80				struct amdgpu_irq_src *source,
81				struct amdgpu_iv_entry *entry);
82int amdgpu_jpeg_ras_late_init(struct amdgpu_device *adev,
83				struct ras_common_if *ras_block);
84int amdgpu_jpeg_ras_sw_init(struct amdgpu_device *adev);
85
86#endif /*__AMDGPU_JPEG_H__*/
87