1 /* $NetBSD: amdgpu_jpeg.h,v 1.2 2021/12/18 23:44:58 riastradh Exp $ */ 2 3 /* 4 * Copyright 2019 Advanced Micro Devices, Inc. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 22 * OTHER DEALINGS IN THE SOFTWARE. 23 * 24 */ 25 26 #ifndef __AMDGPU_JPEG_H__ 27 #define __AMDGPU_JPEG_H__ 28 29 #define AMDGPU_MAX_JPEG_INSTANCES 2 30 31 #define AMDGPU_JPEG_HARVEST_JPEG0 (1 << 0) 32 #define AMDGPU_JPEG_HARVEST_JPEG1 (1 << 1) 33 34 struct amdgpu_jpeg_reg{ 35 unsigned jpeg_pitch; 36 }; 37 38 struct amdgpu_jpeg_inst { 39 struct amdgpu_ring ring_dec; 40 struct amdgpu_irq_src irq; 41 struct amdgpu_jpeg_reg external; 42 }; 43 44 struct amdgpu_jpeg { 45 uint8_t num_jpeg_inst; 46 struct amdgpu_jpeg_inst inst[AMDGPU_MAX_JPEG_INSTANCES]; 47 struct amdgpu_jpeg_reg internal; 48 struct drm_gpu_scheduler *jpeg_sched[AMDGPU_MAX_JPEG_INSTANCES]; 49 uint32_t num_jpeg_sched; 50 unsigned harvest_config; 51 struct delayed_work idle_work; 52 enum amd_powergating_state cur_state; 53 }; 54 55 int amdgpu_jpeg_sw_init(struct amdgpu_device *adev); 56 int amdgpu_jpeg_sw_fini(struct amdgpu_device *adev); 57 int amdgpu_jpeg_suspend(struct amdgpu_device *adev); 58 int amdgpu_jpeg_resume(struct amdgpu_device *adev); 59 60 void amdgpu_jpeg_ring_begin_use(struct amdgpu_ring *ring); 61 void amdgpu_jpeg_ring_end_use(struct amdgpu_ring *ring); 62 63 int amdgpu_jpeg_dec_ring_test_ring(struct amdgpu_ring *ring); 64 int amdgpu_jpeg_dec_ring_test_ib(struct amdgpu_ring *ring, long timeout); 65 66 #endif /*__AMDGPU_JPEG_H__*/ 67