AuxXxilium/linux_dsm_epyc7002
1
0
Fork 0
mirror of https://github.com/AuxXxilium/linux_dsm_epyc7002.git synced 2024-12-19 07:39:00 +07:00
Code Issues Actions Packages Projects Releases Wiki Activity

drm/i915/gvt: Fix failure when ACPI is not enabled

Browse Source 
Directly use memremap instead of acpi function for opregion mapping.

Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
This commit is contained in:
Zhenyu Wang 2016-10-21 09:59:10 +08:00
parent 19e6393fb5
commit d1bbef6d15
1 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/gpu/drm/i915/gvt/opregion.c
View File

@ -163,7 +163,7 @@ int intel_vgpu_init_opregion(struct intel_vgpu *vgpu, u32 gpa)
*/
void intel_gvt_clean_opregion(struct intel_gvt *gvt)
{
iounmap(gvt->opregion.opregion_va);
memunmap(gvt->opregion.opregion_va);
gvt->opregion.opregion_va = NULL;
}
@ -181,8 +181,8 @@ int intel_gvt_init_opregion(struct intel_gvt *gvt)
pci_read_config_dword(gvt->dev_priv->drm.pdev, INTEL_GVT_PCI_OPREGION,
&gvt->opregion.opregion_pa);
gvt->opregion.opregion_va = acpi_os_ioremap(gvt->opregion.opregion_pa,
INTEL_GVT_OPREGION_SIZE);
gvt->opregion.opregion_va = memremap(gvt->opregion.opregion_pa,
INTEL_GVT_OPREGION_SIZE, MEMREMAP_WB);
if (!gvt->opregion.opregion_va) {
gvt_err("fail to map host opregion\n");
return -EFAULT;