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drm/i915/gvt: Fix check error on opregion.c

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As we switched to memremap for opregion, shouldn't use any __iomem
for that, and move to use memcpy instead.

This fixed static check errors for:

  CHECK   drivers/gpu/drm/i915//gvt/opregion.c
  drivers/gpu/drm/i915//gvt/opregion.c:142:31: warning: incorrect type in argument 1 (different address spaces)
  drivers/gpu/drm/i915//gvt/opregion.c:142:31:    expected void *addr
  drivers/gpu/drm/i915//gvt/opregion.c:142:31:    got void [noderef] <asn:2>*opregion_va
  drivers/gpu/drm/i915//gvt/opregion.c:160:35: warning: incorrect type in assignment (different address spaces)
  drivers/gpu/drm/i915//gvt/opregion.c:160:35:    expected void [noderef] <asn:2>*opregion_va
  drivers/gpu/drm/i915//gvt/opregion.c:160:35:    got void *

Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
This commit is contained in:
Zhenyu Wang 2017-02-16 14:10:01 +08:00
parent 4a0b3444da
commit f655e67ac8
2 changed files with 3 additions and 4 deletions
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2
drivers/gpu/drm/i915/gvt/gvt.h
View File

@ -203,7 +203,7 @@ struct intel_gvt_firmware {
};
struct intel_gvt_opregion {
void __iomem *opregion_va;
void *opregion_va;
u32 opregion_pa;
};

5
drivers/gpu/drm/i915/gvt/opregion.c
View File

@ -27,7 +27,6 @@
static int init_vgpu_opregion(struct intel_vgpu *vgpu, u32 gpa)
{
void __iomem *host_va = vgpu->gvt->opregion.opregion_va;
u8 *buf;
int i;
@ -43,8 +42,8 @@ static int init_vgpu_opregion(struct intel_vgpu *vgpu, u32 gpa)
if (!vgpu_opregion(vgpu)->va)
return -ENOMEM;
memcpy_fromio(vgpu_opregion(vgpu)->va, host_va,
INTEL_GVT_OPREGION_SIZE);
memcpy(vgpu_opregion(vgpu)->va, vgpu->gvt->opregion.opregion_va,
INTEL_GVT_OPREGION_SIZE);
for (i = 0; i < INTEL_GVT_OPREGION_PAGES; i++)
vgpu_opregion(vgpu)->gfn[i] = (gpa >> PAGE_SHIFT) + i;