diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h new file mode 100644 index 000000000000..d50ba0657854 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h @@ -0,0 +1,77 @@ +/* + * Copyright 2016 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + */ + +#ifndef __AMDGPU_VCN_H__ +#define __AMDGPU_VCN_H__ + +#define AMDGPU_VCN_STACK_SIZE (200*1024) +#define AMDGPU_VCN_HEAP_SIZE (256*1024) +#define AMDGPU_VCN_SESSION_SIZE (50*1024) +#define AMDGPU_VCN_FIRMWARE_OFFSET 256 +#define AMDGPU_VCN_MAX_ENC_RINGS 3 + +#define VCN_DEC_CMD_FENCE 0x00000000 +#define VCN_DEC_CMD_TRAP 0x00000001 +#define VCN_DEC_CMD_WRITE_REG 0x00000004 +#define VCN_DEC_CMD_REG_READ_COND_WAIT 0x00000006 +#define VCN_DEC_CMD_PACKET_START 0x0000000a +#define VCN_DEC_CMD_PACKET_END 0x0000000b + +#define VCN_ENC_CMD_NO_OP 0x00000000 +#define VCN_ENC_CMD_END 0x00000001 +#define VCN_ENC_CMD_IB 0x00000002 +#define VCN_ENC_CMD_FENCE 0x00000003 +#define VCN_ENC_CMD_TRAP 0x00000004 +#define VCN_ENC_CMD_REG_WRITE 0x0000000b +#define VCN_ENC_CMD_REG_WAIT 0x0000000c + +struct amdgpu_vcn { + struct amdgpu_bo *vcpu_bo; + void *cpu_addr; + uint64_t gpu_addr; + unsigned fw_version; + void *saved_bo; + struct delayed_work idle_work; + const struct firmware *fw; /* VCN firmware */ + struct amdgpu_ring ring_dec; + struct amdgpu_ring ring_enc[AMDGPU_VCN_MAX_ENC_RINGS]; + struct amdgpu_irq_src irq; + struct amd_sched_entity entity_dec; + struct amd_sched_entity entity_enc; + unsigned num_enc_rings; +}; + +int amdgpu_vcn_sw_init(struct amdgpu_device *adev); +int amdgpu_vcn_sw_fini(struct amdgpu_device *adev); +int amdgpu_vcn_suspend(struct amdgpu_device *adev); +int amdgpu_vcn_resume(struct amdgpu_device *adev); +void amdgpu_vcn_ring_begin_use(struct amdgpu_ring *ring); +void amdgpu_vcn_ring_end_use(struct amdgpu_ring *ring); + +int amdgpu_vcn_dec_ring_test_ring(struct amdgpu_ring *ring); +int amdgpu_vcn_dec_ring_test_ib(struct amdgpu_ring *ring, long timeout); + +int amdgpu_vcn_enc_ring_test_ring(struct amdgpu_ring *ring); +int amdgpu_vcn_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout); + +#endif |