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authorJames Zhu <James.Zhu@amd.com>2020-03-29 20:00:22 -0400
committerAlex Deucher <alexander.deucher@amd.com>2020-04-01 14:44:45 -0400
commit2c68f0e3771d2f414d4095ab96039c1d004eadb4 (patch)
tree77d8a33ec50d05804954f9b3f129488e01cc9967 /drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
parentad9469fb5b3ce2a004e95637ff4387b47d853713 (diff)
drm/amdgpu/vcn: Add firmware share memory support
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>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
index 7a0b0743e6cd..328b6ceb80de 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
@@ -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,