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drm/amdgpu/vcn: Add firmware share memory support

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Added firmware share memory support for VCN. Current multiple
queue mode is enabled only.

Signed-off-by: James Zhu <James.Zhu@amd.com>
Reviewed-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
James Zhu
2020-03-29 20:00:22 -04:00
committed by Alex Deucher
parent ad9469fb5b
commit 2c68f0e377
2 changed files with 37 additions and 0 deletions
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13
drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
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@ -182,6 +182,14 @@ int amdgpu_vcn_sw_init(struct amdgpu_device *adev)
return r;
}
}
r = amdgpu_bo_create_kernel(adev, AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)),
PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM, &adev->vcn.inst[i].fw_shared_bo,
&adev->vcn.inst[i].fw_shared_gpu_addr, &adev->vcn.inst[i].fw_shared_cpu_addr);
if (r) {
dev_err(adev->dev, "VCN %d (%d) failed to allocate fimware shared bo\n", i, r);
return r;
}
}
return 0;
@ -196,6 +204,11 @@ int amdgpu_vcn_sw_fini(struct amdgpu_device *adev)
for (j = 0; j < adev->vcn.num_vcn_inst; ++j) {
if (adev->vcn.harvest_config & (1 << j))
continue;
amdgpu_bo_free_kernel(&adev->vcn.inst[j].fw_shared_bo,
&adev->vcn.inst[j].fw_shared_gpu_addr,
(void **)&adev->vcn.inst[j].fw_shared_cpu_addr);
if (adev->vcn.indirect_sram) {
amdgpu_bo_free_kernel(&adev->vcn.inst[j].dpg_sram_bo,
&adev->vcn.inst[j].dpg_sram_gpu_addr,