Merge tag 'v4.10-rc2' into drm-intel-next-queued

Backmerge Linux 4.10-rc2 to resync with our -fixes cherry-picks. I've
done the backmerge directly because Dave is on vacation.

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>

drivers/gpu/drm/i915/gvt/Makefile

@@ -5,6 +5,4 @@ GVT_SOURCE := gvt.o aperture_gm.o handlers.o vgpu.o trace_points.o firmware.o \
 
 ccflags-y				+= -I$(src) -I$(src)/$(GVT_DIR) -Wall
 i915-y					+= $(addprefix $(GVT_DIR)/, $(GVT_SOURCE))
-
-CFLAGS_kvmgt.o				:= -Wno-unused-function
 obj-$(CONFIG_DRM_I915_GVT_KVMGT)	+= $(GVT_DIR)/kvmgt.o

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

@@ -164,15 +164,17 @@ struct intel_vgpu {
 
 #if IS_ENABLED(CONFIG_DRM_I915_GVT_KVMGT)
 	struct {
-		struct device *mdev;
+		struct mdev_device *mdev;
 		struct vfio_region *region;
 		int num_regions;
 		struct eventfd_ctx *intx_trigger;
 		struct eventfd_ctx *msi_trigger;
 		struct rb_root cache;
 		struct mutex cache_lock;
-		void *vfio_group;
 		struct notifier_block iommu_notifier;
+		struct notifier_block group_notifier;
+		struct kvm *kvm;
+		struct work_struct release_work;
 	} vdev;
 #endif
 };
@@ -361,6 +363,8 @@ static inline void intel_vgpu_write_pci_bar(struct intel_vgpu *vgpu,
 		 * leave the bit 3 - bit 0 unchanged.
 		 */
 		*pval = (val & GENMASK(31, 4)) | (*pval & GENMASK(3, 0));
+	} else {
+		*pval = val;
 	}
 }
 

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

@@ -177,8 +177,8 @@ static int dispatch_workload(struct intel_vgpu_workload *workload)
 	rq = i915_gem_request_alloc(dev_priv->engine[ring_id], shadow_ctx);
 	if (IS_ERR(rq)) {
 		gvt_err("fail to allocate gem request\n");
-		workload->status = PTR_ERR(rq);
-		return workload->status;
+		ret = PTR_ERR(rq);
+		goto out;
 	}
 
 	gvt_dbg_sched("ring id %d get i915 gem request %p\n", ring_id, rq);
@@ -212,7 +212,8 @@ out:
 	if (ret)
 		workload->status = ret;
 
-	i915_add_request_no_flush(rq);
+	if (!IS_ERR_OR_NULL(rq))
+		i915_add_request_no_flush(rq);
 	mutex_unlock(&dev_priv->drm.struct_mutex);
 	return ret;
 }
@@ -460,7 +461,8 @@ complete:
 
 		complete_current_workload(gvt, ring_id);
 
-		i915_gem_request_put(fetch_and_zero(&workload->req));
+		if (workload->req)
+			i915_gem_request_put(fetch_and_zero(&workload->req));
 
 		if (need_force_wake)
 			intel_uncore_forcewake_put(gvt->dev_priv,

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

@@ -378,6 +378,7 @@ struct intel_vgpu *intel_gvt_create_vgpu(struct intel_gvt *gvt,
 	struct intel_vgpu *vgpu;
 
 	param.handle = 0;
+	param.primary = 1;
 	param.low_gm_sz = type->low_gm_size;
 	param.high_gm_sz = type->high_gm_size;
 	param.fence_sz = type->fence;