xref: /linux/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h (revision 249ebf3f65f8530beb2cbfb91bff1d83ba88d23c)
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 
63 struct amdgpu_jpeg_reg{
64 	unsigned jpeg_pitch[AMDGPU_MAX_JPEG_RINGS];
65 };
66 
67 struct 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 
80 struct amdgpu_jpeg_ras {
81 	struct amdgpu_ras_block_object ras_block;
82 };
83 
84 struct 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 
102 int amdgpu_jpeg_sw_init(struct amdgpu_device *adev);
103 int amdgpu_jpeg_sw_fini(struct amdgpu_device *adev);
104 int amdgpu_jpeg_suspend(struct amdgpu_device *adev);
105 int amdgpu_jpeg_resume(struct amdgpu_device *adev);
106 
107 void amdgpu_jpeg_ring_begin_use(struct amdgpu_ring *ring);
108 void amdgpu_jpeg_ring_end_use(struct amdgpu_ring *ring);
109 
110 int amdgpu_jpeg_dec_ring_test_ring(struct amdgpu_ring *ring);
111 int amdgpu_jpeg_dec_ring_test_ib(struct amdgpu_ring *ring, long timeout);
112 
113 int amdgpu_jpeg_process_poison_irq(struct amdgpu_device *adev,
114 				struct amdgpu_irq_src *source,
115 				struct amdgpu_iv_entry *entry);
116 int amdgpu_jpeg_ras_late_init(struct amdgpu_device *adev,
117 				struct ras_common_if *ras_block);
118 int amdgpu_jpeg_ras_sw_init(struct amdgpu_device *adev);
119 int 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