diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gvt/hypercall.h')
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/hypercall.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gvt/hypercall.h b/drivers/gpu/drm/i915/gvt/hypercall.h index 254df8bf1f35..027ef558d91c 100644 --- a/drivers/gpu/drm/i915/gvt/hypercall.h +++ b/drivers/gpu/drm/i915/gvt/hypercall.h @@ -19,17 +19,51 @@ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. + * + * Authors: + * Eddie Dong <eddie.dong@intel.com> + * Dexuan Cui + * Jike Song <jike.song@intel.com> + * + * Contributors: + * Zhi Wang <zhi.a.wang@intel.com> + * */ #ifndef _GVT_HYPERCALL_H_ #define _GVT_HYPERCALL_H_ +struct intel_gvt_io_emulation_ops { + int (*emulate_cfg_read)(void *, unsigned int, void *, unsigned int); + int (*emulate_cfg_write)(void *, unsigned int, void *, unsigned int); + int (*emulate_mmio_read)(void *, u64, void *, unsigned int); + int (*emulate_mmio_write)(void *, u64, void *, unsigned int); +}; + +extern struct intel_gvt_io_emulation_ops intel_gvt_io_emulation_ops; + /* * Specific GVT-g MPT modules function collections. Currently GVT-g supports * both Xen and KVM by providing dedicated hypervisor-related MPT modules. */ struct intel_gvt_mpt { int (*detect_host)(void); + int (*attach_vgpu)(void *vgpu, unsigned long *handle); + void (*detach_vgpu)(unsigned long handle); + int (*inject_msi)(unsigned long handle, u32 addr, u16 data); + unsigned long (*from_virt_to_mfn)(void *p); + int (*set_wp_page)(unsigned long handle, u64 gfn); + int (*unset_wp_page)(unsigned long handle, u64 gfn); + int (*read_gpa)(unsigned long handle, unsigned long gpa, void *buf, + unsigned long len); + int (*write_gpa)(unsigned long handle, unsigned long gpa, void *buf, + unsigned long len); + unsigned long (*gfn_to_mfn)(unsigned long handle, unsigned long gfn); + int (*map_gfn_to_mfn)(unsigned long handle, unsigned long gfn, + unsigned long mfn, unsigned int nr, bool map, + int type); + int (*set_trap_area)(unsigned long handle, u64 start, u64 end, + bool map); }; extern struct intel_gvt_mpt xengt_mpt; |