From d1bbef6d15357bab359177b093c0015dc61aab7c Mon Sep 17 00:00:00 2001 From: Zhenyu Wang Date: Fri, 21 Oct 2016 09:59:10 +0800 Subject: [PATCH] drm/i915/gvt: Fix failure when ACPI is not enabled Directly use memremap instead of acpi function for opregion mapping. Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/opregion.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/gvt/opregion.c b/drivers/gpu/drm/i915/gvt/opregion.c index 973c8a9d0b15..95218913b0bc 100644 --- a/drivers/gpu/drm/i915/gvt/opregion.c +++ b/drivers/gpu/drm/i915/gvt/opregion.c @@ -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; -- 2.20.1