1 | /* |
2 | * Copyright 2014 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_UVD_H__ |
25 | #define __AMDGPU_UVD_H__ |
26 | |
27 | #define AMDGPU_DEFAULT_UVD_HANDLES 10 |
28 | #define AMDGPU_MAX_UVD_HANDLES 40 |
29 | #define AMDGPU_UVD_STACK_SIZE (200*1024) |
30 | #define AMDGPU_UVD_HEAP_SIZE (256*1024) |
31 | #define AMDGPU_UVD_SESSION_SIZE (50*1024) |
32 | #define AMDGPU_UVD_FIRMWARE_OFFSET 256 |
33 | |
34 | #define AMDGPU_MAX_UVD_INSTANCES 2 |
35 | |
36 | #define AMDGPU_UVD_FIRMWARE_SIZE(adev) \ |
37 | (AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(((const struct common_firmware_header *)(adev)->uvd.fw->data)->ucode_size_bytes) + \ |
38 | 8) - AMDGPU_UVD_FIRMWARE_OFFSET) |
39 | |
40 | struct amdgpu_uvd_inst { |
41 | struct amdgpu_bo *vcpu_bo; |
42 | void *cpu_addr; |
43 | uint64_t gpu_addr; |
44 | void *saved_bo; |
45 | struct amdgpu_ring ring; |
46 | struct amdgpu_ring ring_enc[AMDGPU_MAX_UVD_ENC_RINGS]; |
47 | struct amdgpu_irq_src irq; |
48 | uint32_t srbm_soft_reset; |
49 | }; |
50 | |
51 | #define AMDGPU_UVD_HARVEST_UVD0 (1 << 0) |
52 | #define AMDGPU_UVD_HARVEST_UVD1 (1 << 1) |
53 | |
54 | struct amdgpu_uvd { |
55 | const struct firmware *fw; /* UVD firmware */ |
56 | unsigned fw_version; |
57 | unsigned max_handles; |
58 | unsigned num_enc_rings; |
59 | uint8_t num_uvd_inst; |
60 | bool address_64_bit; |
61 | bool use_ctx_buf; |
62 | struct amdgpu_uvd_inst inst[AMDGPU_MAX_UVD_INSTANCES]; |
63 | struct drm_file *filp[AMDGPU_MAX_UVD_HANDLES]; |
64 | atomic_t handles[AMDGPU_MAX_UVD_HANDLES]; |
65 | struct drm_sched_entity entity; |
66 | struct delayed_work idle_work; |
67 | unsigned harvest_config; |
68 | /* store image width to adjust nb memory state */ |
69 | unsigned decode_image_width; |
70 | uint32_t keyselect; |
71 | struct amdgpu_bo *ib_bo; |
72 | }; |
73 | |
74 | int amdgpu_uvd_sw_init(struct amdgpu_device *adev); |
75 | int amdgpu_uvd_sw_fini(struct amdgpu_device *adev); |
76 | int amdgpu_uvd_entity_init(struct amdgpu_device *adev); |
77 | int amdgpu_uvd_prepare_suspend(struct amdgpu_device *adev); |
78 | int amdgpu_uvd_suspend(struct amdgpu_device *adev); |
79 | int amdgpu_uvd_resume(struct amdgpu_device *adev); |
80 | int amdgpu_uvd_get_create_msg(struct amdgpu_ring *ring, uint32_t handle, |
81 | struct dma_fence **fence); |
82 | int amdgpu_uvd_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle, |
83 | bool direct, struct dma_fence **fence); |
84 | void amdgpu_uvd_free_handles(struct amdgpu_device *adev, |
85 | struct drm_file *filp); |
86 | int amdgpu_uvd_ring_parse_cs(struct amdgpu_cs_parser *parser, |
87 | struct amdgpu_job *job, |
88 | struct amdgpu_ib *ib); |
89 | void amdgpu_uvd_ring_begin_use(struct amdgpu_ring *ring); |
90 | void amdgpu_uvd_ring_end_use(struct amdgpu_ring *ring); |
91 | int amdgpu_uvd_ring_test_ib(struct amdgpu_ring *ring, long timeout); |
92 | uint32_t amdgpu_uvd_used_handles(struct amdgpu_device *adev); |
93 | |
94 | #endif |
95 | |