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 #define AMDGPU_MAX_JPEG_INSTANCES 2 28 29 #define AMDGPU_JPEG_HARVEST_JPEG0 (1 << 0) 30 #define AMDGPU_JPEG_HARVEST_JPEG1 (1 << 1) 31 32 struct amdgpu_jpeg_reg{ 33 unsigned jpeg_pitch; 34 }; 35 36 struct amdgpu_jpeg_inst { 37 struct amdgpu_ring ring_dec; 38 struct amdgpu_irq_src irq; 39 struct amdgpu_jpeg_reg external; 40 }; 41 42 struct amdgpu_jpeg { 43 uint8_t num_jpeg_inst; 44 struct amdgpu_jpeg_inst inst[AMDGPU_MAX_JPEG_INSTANCES]; 45 struct amdgpu_jpeg_reg internal; 46 unsigned harvest_config; 47 struct delayed_work idle_work; 48 enum amd_powergating_state cur_state; 49 struct mutex jpeg_pg_lock; 50 atomic_t total_submission_cnt; 51 }; 52 53 int amdgpu_jpeg_sw_init(struct amdgpu_device *adev); 54 int amdgpu_jpeg_sw_fini(struct amdgpu_device *adev); 55 int amdgpu_jpeg_suspend(struct amdgpu_device *adev); 56 int amdgpu_jpeg_resume(struct amdgpu_device *adev); 57 58 void amdgpu_jpeg_ring_begin_use(struct amdgpu_ring *ring); 59 void amdgpu_jpeg_ring_end_use(struct amdgpu_ring *ring); 60 61 int amdgpu_jpeg_dec_ring_test_ring(struct amdgpu_ring *ring); 62 int amdgpu_jpeg_dec_ring_test_ib(struct amdgpu_ring *ring, long timeout); 63 64 #endif /*__AMDGPU_JPEG_H__*/ 65