diff options
| author | Changbin Du <changbin.du@intel.com> | 2018-05-15 10:35:42 +0800 |
|---|---|---|
| committer | Zhenyu Wang <zhenyuw@linux.intel.com> | 2018-07-09 10:34:28 +0800 |
| commit | 79e542f5af79918e5e766c441561fb9bff8af3aa (patch) | |
| tree | 211fe11c64288815a2094b18cbc01c69ccfe7bc0 /drivers/gpu/drm/i915/gvt/mpt.h | |
| parent | eb3a353014d2c2402e572ab7bef86bf5e328160f (diff) | |
drm/i915/kvmgt: Support setting dma map for huge pages
To support huge gtt, we need to support huge pages in kvmgt first.
This patch adds a 'size' param to the intel_gvt_mpt::dma_map_guest_page
API and implements it in kvmgt.
v2: rebase.
Signed-off-by: Changbin Du <changbin.du@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/gvt/mpt.h')
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/mpt.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/gvt/mpt.h b/drivers/gpu/drm/i915/gvt/mpt.h index 32ffcd566cdd..67f19992b226 100644 --- a/drivers/gpu/drm/i915/gvt/mpt.h +++ b/drivers/gpu/drm/i915/gvt/mpt.h @@ -230,17 +230,18 @@ static inline unsigned long intel_gvt_hypervisor_gfn_to_mfn( /** * intel_gvt_hypervisor_dma_map_guest_page - setup dma map for guest page * @vgpu: a vGPU - * @gpfn: guest pfn + * @gfn: guest pfn + * @size: page size * @dma_addr: retrieve allocated dma addr * * Returns: * 0 on success, negative error code if failed. */ static inline int intel_gvt_hypervisor_dma_map_guest_page( - struct intel_vgpu *vgpu, unsigned long gfn, + struct intel_vgpu *vgpu, unsigned long gfn, unsigned long size, dma_addr_t *dma_addr) { - return intel_gvt_host.mpt->dma_map_guest_page(vgpu->handle, gfn, + return intel_gvt_host.mpt->dma_map_guest_page(vgpu->handle, gfn, size, dma_addr); } |