Commit 3cbac24c authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Zhi Wang
Browse files

drm/i915/gvt: remove the unused from_virt_to_mfn op 



Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarZhi Wang <zhi.a.wang@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20220411141403.86980-10-hch@lst.de


Reviewed-by: default avatarJason Gunthorpe <jgg@nvidia.com>
Reviewed-by: default avatarZhi Wang <zhi.a.wang@intel.com>
parent c977092a

drivers/gpu/drm/i915/gvt/hypercall.h

+0 −1
Original line number Diff line number Diff line
@@ -47,7 +47,6 @@ struct intel_gvt_mpt { 
	int (*attach_vgpu)(void *vgpu, unsigned long *handle);

	void (*detach_vgpu)(void *vgpu);

	int (*inject_msi)(unsigned long handle, u32 addr, u16 data);

	unsigned long (*from_virt_to_mfn)(void *p);

	int (*enable_page_track)(unsigned long handle, u64 gfn);

	int (*disable_page_track)(unsigned long handle, u64 gfn);

	int (*read_gpa)(unsigned long handle, unsigned long gpa, void *buf,

drivers/gpu/drm/i915/gvt/kvmgt.c

+0 −6
Original line number Diff line number Diff line
@@ -2192,11 +2192,6 @@ static int kvmgt_write_gpa(unsigned long handle, unsigned long gpa, 
	return kvmgt_rw_gpa(handle, gpa, buf, len, true);

}



static unsigned long kvmgt_virt_to_pfn(void *addr)

{

	return PFN_DOWN(__pa(addr));

}



static bool kvmgt_is_valid_gfn(unsigned long handle, unsigned long gfn)

{

	struct kvmgt_guest_info *info;
@@ -2223,7 +2218,6 @@ static const struct intel_gvt_mpt kvmgt_mpt = { 
	.attach_vgpu = kvmgt_attach_vgpu,

	.detach_vgpu = kvmgt_detach_vgpu,

	.inject_msi = kvmgt_inject_msi,

	.from_virt_to_mfn = kvmgt_virt_to_pfn,

	.enable_page_track = kvmgt_page_track_add,

	.disable_page_track = kvmgt_page_track_remove,

	.read_gpa = kvmgt_read_gpa,

drivers/gpu/drm/i915/gvt/mpt.h

+0 −12
Original line number Diff line number Diff line
@@ -140,18 +140,6 @@ static inline int intel_gvt_hypervisor_inject_msi(struct intel_vgpu *vgpu) 
	return 0;

}



/**

 * intel_gvt_hypervisor_set_wp_page - translate a host VA into MFN

 * @p: host kernel virtual address

 *

 * Returns:

 * MFN on success, INTEL_GVT_INVALID_ADDR if failed.

 */

static inline unsigned long intel_gvt_hypervisor_virt_to_mfn(void *p)

{

	return intel_gvt_host.mpt->from_virt_to_mfn(p);

}



/**

 * intel_gvt_hypervisor_enable_page_track - track a guest page

 * @vgpu: a vGPU