Merge tag 'drm-for-v4.10' of git://people.freedesktop.org/~airlied/linux

Pull drm updates from Dave Airlie:
 "This is the main pull request for drm for 4.10 kernel.

  New drivers:
   - ZTE VOU display driver (zxdrm)
   - Amlogic Meson Graphic Controller GXBB/GXL/GXM SoCs (meson)
   - MXSFB support (mxsfb)

  Core:
   - Format handling has been reworked
   - Better atomic state debugging
   - drm_mm leak debugging
   - Atomic explicit fencing support
   - fbdev helper ops
   - Documentation updates
   - MST fbcon fixes

  Bridge:
   - Silicon Image SiI8620 driver

  Panel:
   - Add support for new simple panels

  i915:
   - GVT Device model
   - Better HDMI2.0 support on skylake
   - More watermark fixes
   - GPU idling rework for suspend/resume
   - DP Audio workarounds
   - Scheduler prep-work
   - Opregion CADL handling
   - GPU scheduler and priority boosting

  amdgfx/radeon:
   - Support for virtual devices
   - New VM manager for non-contig VRAM buffers
   - UVD powergating
   - SI register header cleanup
   - Cursor fixes
   - Powermanagement fixes

  nouveau:
   - Powermangement reworks for better voltage/clock changes
   - Atomic modesetting support
   - Displayport Multistream (MST) support.
   - GP102/104 hang and cursor fixes
   - GP106 support

  hisilicon:
   - hibmc support (BMC chip for aarch64 servers)

  armada:
   - add tracing support for overlay change
   - refactor plane support
   - de-midlayer the driver

  omapdrm:
   - Timing code cleanups

  rcar-du:
   - R8A7792/R8A7796 support
   - Misc fixes.

  sunxi:
   - A31 SoC display engine support

  imx-drm:
   - YUV format support
   - Cleanup plane atomic update

  mali-dp:
   - Misc fixes

  dw-hdmi:
   - Add support for HDMI i2c master controller

  tegra:
   - IOMMU support fixes
   - Error handling fixes

  tda998x:
   - Fix connector registration
   - Improved robustness
   - Fix infoframe/audio compliance

  virtio:
   - fix busid issues
   - allocate more vbufs

  qxl:
   - misc fixes and cleanups.

  vc4:
   - Fragment shader threading
   - ETC1 support
   - VEC (tv-out) support

  msm:
   - A5XX GPU support
   - Lots of atomic changes

  tilcdc:
   - Misc fixes and cleanups.

  etnaviv:
   - Fix dma-buf export path
   - DRAW_INSTANCED support
   - fix driver on i.MX6SX

  exynos:
   - HDMI refactoring

  fsl-dcu:
   - fbdev changes"

* tag 'drm-for-v4.10' of git://people.freedesktop.org/~airlied/linux: (1343 commits)
  drm/nouveau/kms/nv50: fix atomic regression on original G80
  drm/nouveau/bl: Do not register interface if Apple GMUX detected
  drm/nouveau/bl: Assign different names to interfaces
  drm/nouveau/bios/dp: fix handling of LevelEntryTableIndex on DP table 4.2
  drm/nouveau/ltc: protect clearing of comptags with mutex
  drm/nouveau/gr/gf100-: handle GPC/TPC/MPC trap
  drm/nouveau/core: recognise GP106 chipset
  drm/nouveau/ttm: wait for bo fence to signal before unmapping vmas
  drm/nouveau/gr/gf100-: FECS intr handling is not relevant on proprietary ucode
  drm/nouveau/gr/gf100-: properly ack all FECS error interrupts
  drm/nouveau/fifo/gf100-: recover from host mmu faults
  drm: Add fake controlD* symlinks for backwards compat
  drm/vc4: Don't use drm_put_dev
  drm/vc4: Document VEC DT binding
  drm/vc4: Add support for the VEC (Video Encoder) IP
  drm: Add TV connector states to drm_connector_state
  drm: Turn DRM_MODE_SUBCONNECTOR_xx definitions into an enum
  drm/vc4: Fix ->clock_select setting for the VEC encoder
  drm/amdgpu/dce6: Set MASTER_UPDATE_MODE to 0 in resume_mc_access as well
  drm/amdgpu: use pin rather than pin_restricted in a few cases
  ...

1 files changed, 139 insertions, 0 deletions

diff --git a/drivers/gpu/drm/i915/gvt/scheduler.h b/drivers/gpu/drm/i915/gvt/scheduler.h
new file mode 100644
index 000000000000..3b30c28bff51
--- /dev/null
+++ b/drivers/gpu/drm/i915/gvt/scheduler.h
@@ -0,0 +1,139 @@
+/*
+ * Copyright(c) 2011-2016 Intel Corporation. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Authors:
+ *    Zhi Wang <zhi.a.wang@intel.com>
+ *
+ * Contributors:
+ *    Ping Gao <ping.a.gao@intel.com>
+ *    Tina Zhang <tina.zhang@intel.com>
+ *    Chanbin Du <changbin.du@intel.com>
+ *    Min He <min.he@intel.com>
+ *    Bing Niu <bing.niu@intel.com>
+ *    Zhenyu Wang <zhenyuw@linux.intel.com>
+ *
+ */
+
+#ifndef _GVT_SCHEDULER_H_
+#define _GVT_SCHEDULER_H_
+
+struct intel_gvt_workload_scheduler {
+	struct intel_vgpu *current_vgpu;
+	struct intel_vgpu *next_vgpu;
+	struct intel_vgpu_workload *current_workload[I915_NUM_ENGINES];
+	bool need_reschedule;
+
+	wait_queue_head_t workload_complete_wq;
+	struct task_struct *thread[I915_NUM_ENGINES];
+	wait_queue_head_t waitq[I915_NUM_ENGINES];
+
+	void *sched_data;
+	struct intel_gvt_sched_policy_ops *sched_ops;
+};
+
+#define INDIRECT_CTX_ADDR_MASK 0xffffffc0
+#define INDIRECT_CTX_SIZE_MASK 0x3f
+struct shadow_indirect_ctx {
+	struct drm_i915_gem_object *obj;
+	unsigned long guest_gma;
+	unsigned long shadow_gma;
+	void *shadow_va;
+	uint32_t size;
+};
+
+#define PER_CTX_ADDR_MASK 0xfffff000
+struct shadow_per_ctx {
+	unsigned long guest_gma;
+	unsigned long shadow_gma;
+};
+
+struct intel_shadow_wa_ctx {
+	struct intel_vgpu_workload *workload;
+	struct shadow_indirect_ctx indirect_ctx;
+	struct shadow_per_ctx per_ctx;
+
+};
+
+struct intel_vgpu_workload {
+	struct intel_vgpu *vgpu;
+	int ring_id;
+	struct drm_i915_gem_request *req;
+	/* if this workload has been dispatched to i915? */
+	bool dispatched;
+	int status;
+
+	struct intel_vgpu_mm *shadow_mm;
+
+	/* different submission model may need different handler */
+	int (*prepare)(struct intel_vgpu_workload *);
+	int (*complete)(struct intel_vgpu_workload *);
+	struct list_head list;
+
+	DECLARE_BITMAP(pending_events, INTEL_GVT_EVENT_MAX);
+	void *shadow_ring_buffer_va;
+
+	/* execlist context information */
+	struct execlist_ctx_descriptor_format ctx_desc;
+	struct execlist_ring_context *ring_context;
+	unsigned long rb_head, rb_tail, rb_ctl, rb_start, rb_len;
+	bool restore_inhibit;
+	struct intel_vgpu_elsp_dwords elsp_dwords;
+	bool emulate_schedule_in;
+	atomic_t shadow_ctx_active;
+	wait_queue_head_t shadow_ctx_status_wq;
+	u64 ring_context_gpa;
+
+	/* shadow batch buffer */
+	struct list_head shadow_bb;
+	struct intel_shadow_wa_ctx wa_ctx;
+};
+
+/* Intel shadow batch buffer is a i915 gem object */
+struct intel_shadow_bb_entry {
+	struct list_head list;
+	struct drm_i915_gem_object *obj;
+	void *va;
+	unsigned long len;
+	void *bb_start_cmd_va;
+};
+
+#define workload_q_head(vgpu, ring_id) \
+	(&(vgpu->workload_q_head[ring_id]))
+
+#define queue_workload(workload) do { \
+	list_add_tail(&workload->list, \
+	workload_q_head(workload->vgpu, workload->ring_id)); \
+	wake_up(&workload->vgpu->gvt-> \
+	scheduler.waitq[workload->ring_id]); \
+} while (0)
+
+int intel_gvt_init_workload_scheduler(struct intel_gvt *gvt);
+
+void intel_gvt_clean_workload_scheduler(struct intel_gvt *gvt);
+
+void intel_gvt_wait_vgpu_idle(struct intel_vgpu *vgpu);
+
+int intel_vgpu_init_gvt_context(struct intel_vgpu *vgpu);
+
+void intel_vgpu_clean_gvt_context(struct intel_vgpu *vgpu);
+
+#endif