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
35#define WREG32_SOC15_JPEG_DPG_MODE(inst_idx, offset, value, indirect) \
36 do { \
37 if (!indirect) { \
38 WREG32_SOC15(JPEG, GET_INST(JPEG, inst_idx), \
39 mmUVD_DPG_LMA_DATA, value); \
40 WREG32_SOC15( \
41 JPEG, GET_INST(JPEG, inst_idx), \
42 mmUVD_DPG_LMA_CTL, \
43 (UVD_DPG_LMA_CTL__READ_WRITE_MASK | \
44 offset << UVD_DPG_LMA_CTL__READ_WRITE_ADDR__SHIFT | \
45 indirect << UVD_DPG_LMA_CTL__SRAM_SEL__SHIFT)); \
46 } else { \
47 *adev->jpeg.inst[inst_idx].dpg_sram_curr_addr++ = \
48 offset; \
49 *adev->jpeg.inst[inst_idx].dpg_sram_curr_addr++ = \
50 value; \
51 } \
52 } while (0)
53
54#define RREG32_SOC15_JPEG_DPG_MODE(inst_idx, offset, mask_en) \
55 ({ \
56 WREG32_SOC15(JPEG, inst_idx, mmUVD_DPG_LMA_CTL, \
57 (0x0 << UVD_DPG_LMA_CTL__READ_WRITE__SHIFT | \
58 mask_en << UVD_DPG_LMA_CTL__MASK_EN__SHIFT | \
59 offset << UVD_DPG_LMA_CTL__READ_WRITE_ADDR__SHIFT)); \
60 RREG32_SOC15(JPEG, inst_idx, mmUVD_DPG_LMA_DATA); \
61 })
62
63struct amdgpu_jpeg_reg{
64 unsigned jpeg_pitch[AMDGPU_MAX_JPEG_RINGS];
65};
66
67struct amdgpu_jpeg_inst {
68 struct amdgpu_ring ring_dec[AMDGPU_MAX_JPEG_RINGS];
69 struct amdgpu_irq_src irq;
70 struct amdgpu_irq_src ras_poison_irq;
71 struct amdgpu_jpeg_reg external;
72 struct amdgpu_bo *dpg_sram_bo;
73 struct dpg_pause_state pause_state;
74 void *dpg_sram_cpu_addr;
75 uint64_t dpg_sram_gpu_addr;
76 uint32_t *dpg_sram_curr_addr;
77 uint8_t aid_id;
78};
79
80struct amdgpu_jpeg_ras {
81 struct amdgpu_ras_block_object ras_block;
82};
83
84struct amdgpu_jpeg {
85 uint8_t num_jpeg_inst;
86 struct amdgpu_jpeg_inst inst[AMDGPU_MAX_JPEG_INSTANCES];
87 unsigned num_jpeg_rings;
88 struct amdgpu_jpeg_reg internal;
89 unsigned harvest_config;
90 struct delayed_work idle_work;
91 enum amd_powergating_state cur_state;
92 struct mutex jpeg_pg_lock;
93 atomic_t total_submission_cnt;
94 struct ras_common_if *ras_if;
95 struct amdgpu_jpeg_ras *ras;
96
97 uint16_t inst_mask;
98 uint8_t num_inst_per_aid;
99 bool indirect_sram;
100};
101
102int amdgpu_jpeg_sw_init(struct amdgpu_device *adev);
103int amdgpu_jpeg_sw_fini(struct amdgpu_device *adev);
104int amdgpu_jpeg_suspend(struct amdgpu_device *adev);
105int amdgpu_jpeg_resume(struct amdgpu_device *adev);
106
107void amdgpu_jpeg_ring_begin_use(struct amdgpu_ring *ring);
108void amdgpu_jpeg_ring_end_use(struct amdgpu_ring *ring);
109
110int amdgpu_jpeg_dec_ring_test_ring(struct amdgpu_ring *ring);
111int amdgpu_jpeg_dec_ring_test_ib(struct amdgpu_ring *ring, long timeout);
112
113int amdgpu_jpeg_process_poison_irq(struct amdgpu_device *adev,
114 struct amdgpu_irq_src *source,
115 struct amdgpu_iv_entry *entry);
116int amdgpu_jpeg_ras_late_init(struct amdgpu_device *adev,
117 struct ras_common_if *ras_block);
118int amdgpu_jpeg_ras_sw_init(struct amdgpu_device *adev);
119int amdgpu_jpeg_psp_update_sram(struct amdgpu_device *adev, int inst_idx,
120 enum AMDGPU_UCODE_ID ucode_id);
121
122#endif /*__AMDGPU_JPEG_H__*/
123

source code of linux/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h