diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c index eb4a15db2ef2..a7d8f1ce6ac2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c @@ -451,6 +451,24 @@ void amdgpu_vce_free_handles(struct amdgpu_device *adev, struct drm_file *filp) } /** + * amdgpu_vce_required_gart_pages() - gets number of GART pages required by VCE + * + * @adev: amdgpu_device pointer + * + * Returns how many GART pages we need before GTT for the VCE IP block. + * For VCE1, see vce_v1_0_ensure_vcpu_bo_32bit_addr for details. + * For VCE2+, this is not needed so return zero. + */ +u32 amdgpu_vce_required_gart_pages(struct amdgpu_device *adev) +{ + /* VCE IP block not added yet, so can't use amdgpu_ip_version */ + if (adev->family == AMDGPU_FAMILY_SI) + return 512; + + return 0; +} + +/** * amdgpu_vce_get_create_msg - generate a VCE create msg * * @ring: ring we should submit the msg to |