diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gvt/gvt.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/gvt.c | 37 |
1 files changed, 32 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/gvt/gvt.c b/drivers/gpu/drm/i915/gvt/gvt.c index 31b59d40f3fb..398877c3d2fd 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.c +++ b/drivers/gpu/drm/i915/gvt/gvt.c @@ -44,11 +44,14 @@ static const char * const supported_hypervisors[] = { [INTEL_GVT_HYPERVISOR_KVM] = "KVM", }; -struct intel_gvt_io_emulation_ops intel_gvt_io_emulation_ops = { +static const struct intel_gvt_ops intel_gvt_ops = { .emulate_cfg_read = intel_vgpu_emulate_cfg_read, .emulate_cfg_write = intel_vgpu_emulate_cfg_write, .emulate_mmio_read = intel_vgpu_emulate_mmio_read, .emulate_mmio_write = intel_vgpu_emulate_mmio_write, + .vgpu_create = intel_gvt_create_vgpu, + .vgpu_destroy = intel_gvt_destroy_vgpu, + .vgpu_reset = intel_gvt_reset_vgpu, }; /** @@ -65,6 +68,8 @@ struct intel_gvt_io_emulation_ops intel_gvt_io_emulation_ops = { */ int intel_gvt_init_host(void) { + int ret; + if (intel_gvt_host.initialized) return 0; @@ -79,10 +84,12 @@ int intel_gvt_init_host(void) symbol_get(xengt_mpt), "xengt"); intel_gvt_host.hypervisor_type = INTEL_GVT_HYPERVISOR_XEN; } else { +#if IS_ENABLED(CONFIG_DRM_I915_GVT_KVMGT) /* not in Xen. Try KVMGT */ intel_gvt_host.mpt = try_then_request_module( - symbol_get(kvmgt_mpt), "kvm"); + symbol_get(kvmgt_mpt), "kvmgt"); intel_gvt_host.hypervisor_type = INTEL_GVT_HYPERVISOR_KVM; +#endif } /* Fail to load MPT modules - bail out */ @@ -90,7 +97,8 @@ int intel_gvt_init_host(void) return -EINVAL; /* Try to detect if we're running in host instead of VM. */ - if (!intel_gvt_hypervisor_detect_host()) + ret = intel_gvt_hypervisor_detect_host(); + if (ret) return -ENODEV; gvt_dbg_core("Running with hypervisor %s in host mode\n", @@ -103,19 +111,20 @@ int intel_gvt_init_host(void) static void init_device_info(struct intel_gvt *gvt) { struct intel_gvt_device_info *info = &gvt->device_info; + struct pci_dev *pdev = gvt->dev_priv->drm.pdev; if (IS_BROADWELL(gvt->dev_priv) || IS_SKYLAKE(gvt->dev_priv)) { info->max_support_vgpus = 8; info->cfg_space_size = 256; info->mmio_size = 2 * 1024 * 1024; info->mmio_bar = 0; - info->msi_cap_offset = IS_SKYLAKE(gvt->dev_priv) ? 0xac : 0x90; info->gtt_start_offset = 8 * 1024 * 1024; info->gtt_entry_size = 8; info->gtt_entry_size_shift = 3; info->gmadr_bytes_in_cmd = 8; info->max_surface_size = 36 * 1024 * 1024; } + info->msi_cap_offset = pdev->msi_cap; } static int gvt_service_thread(void *data) @@ -189,6 +198,9 @@ void intel_gvt_clean_device(struct drm_i915_private *dev_priv) intel_gvt_clean_mmio_info(gvt); intel_gvt_free_firmware(gvt); + intel_gvt_hypervisor_host_exit(&dev_priv->drm.pdev->dev, gvt); + intel_gvt_clean_vgpu_types(gvt); + kfree(dev_priv->gvt); dev_priv->gvt = NULL; } @@ -266,10 +278,25 @@ int intel_gvt_init_device(struct drm_i915_private *dev_priv) if (ret) goto out_clean_cmd_parser; - gvt_dbg_core("gvt device creation is done\n"); + ret = intel_gvt_init_vgpu_types(gvt); + if (ret) + goto out_clean_thread; + + ret = intel_gvt_hypervisor_host_init(&dev_priv->drm.pdev->dev, gvt, + &intel_gvt_ops); + if (ret) { + gvt_err("failed to register gvt-g host device: %d\n", ret); + goto out_clean_types; + } + + gvt_dbg_core("gvt device initialization is done\n"); dev_priv->gvt = gvt; return 0; +out_clean_types: + intel_gvt_clean_vgpu_types(gvt); +out_clean_thread: + clean_service_thread(gvt); out_clean_cmd_parser: intel_gvt_clean_cmd_parser(gvt); out_clean_sched_policy: |
