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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
index 9416e0f5c1db..84b0ce39ee14 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
@@ -1514,6 +1514,19 @@ int amdgpu_atombios_init_mc_reg_table(struct amdgpu_device *adev,
1514 return -EINVAL; 1514 return -EINVAL;
1515} 1515}
1516 1516
1517bool amdgpu_atombios_has_gpu_virtualization_table(struct amdgpu_device *adev)
1518{
1519 int index = GetIndexIntoMasterTable(DATA, GPUVirtualizationInfo);
1520 u8 frev, crev;
1521 u16 data_offset, size;
1522
1523 if (amdgpu_atom_parse_data_header(adev->mode_info.atom_context, index, &size,
1524 &frev, &crev, &data_offset))
1525 return true;
1526
1527 return false;
1528}
1529
1517void amdgpu_atombios_scratch_regs_lock(struct amdgpu_device *adev, bool lock) 1530void amdgpu_atombios_scratch_regs_lock(struct amdgpu_device *adev, bool lock)
1518{ 1531{
1519 uint32_t bios_6_scratch; 1532 uint32_t bios_6_scratch;