1 /* 2 * Copyright 2016 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_VCN_H__ 25 #define __AMDGPU_VCN_H__ 26 27 #define AMDGPU_VCN_STACK_SIZE (200*1024) 28 #define AMDGPU_VCN_HEAP_SIZE (256*1024) 29 #define AMDGPU_VCN_SESSION_SIZE (50*1024) 30 #define AMDGPU_VCN_FIRMWARE_OFFSET 256 31 #define AMDGPU_VCN_MAX_ENC_RINGS 3 32 33 #define VCN_DEC_CMD_FENCE 0x00000000 34 #define VCN_DEC_CMD_TRAP 0x00000001 35 #define VCN_DEC_CMD_WRITE_REG 0x00000004 36 #define VCN_DEC_CMD_REG_READ_COND_WAIT 0x00000006 37 #define VCN_DEC_CMD_PACKET_START 0x0000000a 38 #define VCN_DEC_CMD_PACKET_END 0x0000000b 39 40 #define VCN_ENC_CMD_NO_OP 0x00000000 41 #define VCN_ENC_CMD_END 0x00000001 42 #define VCN_ENC_CMD_IB 0x00000002 43 #define VCN_ENC_CMD_FENCE 0x00000003 44 #define VCN_ENC_CMD_TRAP 0x00000004 45 #define VCN_ENC_CMD_REG_WRITE 0x0000000b 46 #define VCN_ENC_CMD_REG_WAIT 0x0000000c 47 48 enum engine_status_constants { 49 UVD_PGFSM_STATUS__UVDM_UVDU_PWR_ON = 0x2AAAA0, 50 UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON = 0x00000002, 51 UVD_STATUS__UVD_BUSY = 0x00000004, 52 GB_ADDR_CONFIG_DEFAULT = 0x26010011, 53 UVD_STATUS__IDLE = 0x2, 54 UVD_STATUS__BUSY = 0x5, 55 UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF = 0x1, 56 UVD_STATUS__RBC_BUSY = 0x1, 57 }; 58 59 struct amdgpu_vcn { 60 struct amdgpu_bo *vcpu_bo; 61 void *cpu_addr; 62 uint64_t gpu_addr; 63 unsigned fw_version; 64 void *saved_bo; 65 struct delayed_work idle_work; 66 const struct firmware *fw; /* VCN firmware */ 67 struct amdgpu_ring ring_dec; 68 struct amdgpu_ring ring_enc[AMDGPU_VCN_MAX_ENC_RINGS]; 69 struct amdgpu_ring ring_jpeg; 70 struct amdgpu_irq_src irq; 71 unsigned num_enc_rings; 72 }; 73 74 int amdgpu_vcn_sw_init(struct amdgpu_device *adev); 75 int amdgpu_vcn_sw_fini(struct amdgpu_device *adev); 76 int amdgpu_vcn_suspend(struct amdgpu_device *adev); 77 int amdgpu_vcn_resume(struct amdgpu_device *adev); 78 void amdgpu_vcn_ring_begin_use(struct amdgpu_ring *ring); 79 void amdgpu_vcn_ring_end_use(struct amdgpu_ring *ring); 80 81 int amdgpu_vcn_dec_ring_test_ring(struct amdgpu_ring *ring); 82 int amdgpu_vcn_dec_ring_test_ib(struct amdgpu_ring *ring, long timeout); 83 84 int amdgpu_vcn_enc_ring_test_ring(struct amdgpu_ring *ring); 85 int amdgpu_vcn_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout); 86 87 int amdgpu_vcn_jpeg_ring_test_ring(struct amdgpu_ring *ring); 88 int amdgpu_vcn_jpeg_ring_test_ib(struct amdgpu_ring *ring, long timeout); 89 90 #endif 91