drm fixes for 5.13-rc3

dma-buf:
 - WARN fix
 
 amdgpu:
 - Fix downscaling ratio on DCN3.x
 - Fix for non-4K pages
 - PCO/RV compute hang fix
 - Dongle fix
 - Aldebaran codec query support
 - Refcount leak fix
 - Use after free fix
 - Navi12 golden settings updates
 - GPU reset fixes
 
 radeon:
 - Fix for imported BO handling
 
 i915:
 - Pin the L-shape quirked object as unshrinkable to fix crashes
 - Disable HiZ Raw Stall Optimization on broken gen7 to fix glitches, gfx corruption
 - GVT: Move mdev attribute groups into kvmgt module to fix kconfig deps issue
 
 exynos:
 - Correct kerneldoc of fimd_shadow_protect_win function.
 - Drop redundant error messages.
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Merge tag 'drm-fixes-2021-05-21-1' of git://anongit.freedesktop.org/drm/drm

Pull drm fixes from Dave Airlie:
 "Usual collection, mostly amdgpu and some i915 regression fixes. I
  nearly managed to hose my build/sign machine this week, but I
  recovered it just in time, and I even got clang12 built.

  dma-buf:
   - WARN fix

  amdgpu:
   - Fix downscaling ratio on DCN3.x
   - Fix for non-4K pages
   - PCO/RV compute hang fix
   - Dongle fix
   - Aldebaran codec query support
   - Refcount leak fix
   - Use after free fix
   - Navi12 golden settings updates
   - GPU reset fixes

  radeon:
   - Fix for imported BO handling

  i915:
   - Pin the L-shape quirked object as unshrinkable to fix crashes
   - Disable HiZ Raw Stall Optimization on broken gen7 to fix glitches,
     gfx corruption
   - GVT: Move mdev attribute groups into kvmgt module to fix kconfig
     deps issue

  exynos:
   - Correct kerneldoc of fimd_shadow_protect_win function
   - Drop redundant error messages"

* tag 'drm-fixes-2021-05-21-1' of git://anongit.freedesktop.org/drm/drm:
  dma-buf: fix unintended pin/unpin warnings
  drm/amdgpu: stop touching sched.ready in the backend
  drm/amd/amdgpu: fix a potential deadlock in gpu reset
  drm/amdgpu: update sdma golden setting for Navi12
  drm/amdgpu: update gc golden setting for Navi12
  drm/amdgpu: Fix a use-after-free
  drm/amdgpu: add video_codecs query support for aldebaran
  drm/amd/amdgpu: fix refcount leak
  drm/amd/display: Disconnect non-DP with no EDID
  drm/amdgpu: disable 3DCGCG on picasso/raven1 to avoid compute hang
  drm/amdgpu: Fix GPU TLB update error when PAGE_SIZE > AMDGPU_PAGE_SIZE
  drm/radeon: use the dummy page for GART if needed
  drm/amd/display: Use the correct max downscaling value for DCN3.x family
  drm/i915/gt: Disable HiZ Raw Stall Optimization on broken gen7
  drm/i915/gem: Pin the L-shape quirked object as unshrinkable
  drm/exynos/decon5433: Remove redundant error printing in exynos5433_decon_probe()
  drm/exynos: Remove redundant error printing in exynos_dsi_probe()
  drm/exynos: correct exynos_drm_fimd kerneldoc
  drm/i915/gvt: Move mdev attribute groups into kvmgt module

drivers/dma-buf/dma-buf.c

@@ -760,7 +760,7 @@ dma_buf_dynamic_attach(struct dma_buf *dmabuf, struct device *dev,
 
 		if (dma_buf_is_dynamic(attach->dmabuf)) {
 			dma_resv_lock(attach->dmabuf->resv, NULL);
-			ret = dma_buf_pin(attach);
+			ret = dmabuf->ops->pin(attach);
 			if (ret)
 				goto err_unlock;
 		}
@@ -786,7 +786,7 @@ err_attach:
 
 err_unpin:
 	if (dma_buf_is_dynamic(attach->dmabuf))
-		dma_buf_unpin(attach);
+		dmabuf->ops->unpin(attach);
 
 err_unlock:
 	if (dma_buf_is_dynamic(attach->dmabuf))
@@ -843,7 +843,7 @@ void dma_buf_detach(struct dma_buf *dmabuf, struct dma_buf_attachment *attach)
 		__unmap_dma_buf(attach, attach->sgt, attach->dir);
 
 		if (dma_buf_is_dynamic(attach->dmabuf)) {
-			dma_buf_unpin(attach);
+			dmabuf->ops->unpin(attach);
 			dma_resv_unlock(attach->dmabuf->resv);
 		}
 	}
@@ -956,7 +956,7 @@ struct sg_table *dma_buf_map_attachment(struct dma_buf_attachment *attach,
 	if (dma_buf_is_dynamic(attach->dmabuf)) {
 		dma_resv_assert_held(attach->dmabuf->resv);
 		if (!IS_ENABLED(CONFIG_DMABUF_MOVE_NOTIFY)) {
-			r = dma_buf_pin(attach);
+			r = attach->dmabuf->ops->pin(attach);
 			if (r)
 				return ERR_PTR(r);
 		}
@@ -968,7 +968,7 @@ struct sg_table *dma_buf_map_attachment(struct dma_buf_attachment *attach,
 
 	if (IS_ERR(sg_table) && dma_buf_is_dynamic(attach->dmabuf) &&
 	     !IS_ENABLED(CONFIG_DMABUF_MOVE_NOTIFY))
-		dma_buf_unpin(attach);
+		attach->dmabuf->ops->unpin(attach);
 
 	if (!IS_ERR(sg_table) && attach->dmabuf->ops->cache_sgt_mapping) {
 		attach->sgt = sg_table;

drivers/gpu/drm/amd/amdgpu/amdgpu_device.c

@@ -4479,7 +4479,6 @@ out:
 			r = amdgpu_ib_ring_tests(tmp_adev);
 			if (r) {
 				dev_err(tmp_adev->dev, "ib ring test failed (%d).\n", r);
-				r = amdgpu_device_ip_suspend(tmp_adev);
 				need_full_reset = true;
 				r = -EAGAIN;
 				goto end;

drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c

@@ -288,10 +288,13 @@ out:
 static int amdgpu_fbdev_destroy(struct drm_device *dev, struct amdgpu_fbdev *rfbdev)
 {
 	struct amdgpu_framebuffer *rfb = &rfbdev->rfb;
+	int i;
 
 	drm_fb_helper_unregister_fbi(&rfbdev->helper);
 
 	if (rfb->base.obj[0]) {
+		for (i = 0; i < rfb->base.format->num_planes; i++)
+			drm_gem_object_put(rfb->base.obj[0]);
 		amdgpufb_destroy_pinned_object(rfb->base.obj[0]);
 		rfb->base.obj[0] = NULL;
 		drm_framebuffer_unregister_private(&rfb->base);

drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c

@@ -225,7 +225,7 @@ static int amdgpu_ttm_map_buffer(struct ttm_buffer_object *bo,
 	*addr += mm_cur->start & ~PAGE_MASK;
 
 	num_dw = ALIGN(adev->mman.buffer_funcs->copy_num_dw, 8);
-	num_bytes = num_pages * 8;
+	num_bytes = num_pages * 8 * AMDGPU_GPU_PAGES_IN_CPU_PAGE;
 
 	r = amdgpu_job_alloc_with_ib(adev, num_dw * 4 + num_bytes,
 				     AMDGPU_IB_POOL_DELAYED, &job);
@@ -1210,6 +1210,7 @@ static void amdgpu_ttm_tt_unpopulate(struct ttm_device *bdev,
 	if (gtt && gtt->userptr) {
 		amdgpu_ttm_tt_set_user_pages(ttm, NULL);
 		kfree(ttm->sg);
+		ttm->sg = NULL;
 		ttm->page_flags &= ~TTM_PAGE_FLAG_SG;
 		return;
 	}

drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c

@@ -1395,9 +1395,10 @@ static const struct soc15_reg_golden golden_settings_gc_10_1_2[] =
 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_DEBUG, 0xffffffff, 0x20000000),
 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_DEBUG2, 0xffffffff, 0x00000420),
 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_DEBUG3, 0xffffffff, 0x00000200),
-	SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_DEBUG4, 0xffffffff, 0x04800000),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_DEBUG4, 0xffffffff, 0x04900000),
 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_DFSM_TILES_IN_FLIGHT, 0x0000ffff, 0x0000003f),
 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_LAST_OF_BURST_CONFIG, 0xffffffff, 0x03860204),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG, 0x0c1800ff, 0x00000044),
 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGCR_GENERAL_CNTL, 0x1ff0ffff, 0x00000500),
 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGE_PRIV_CONTROL, 0x00007fff, 0x000001fe),
 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGL1_PIPE_STEER, 0xffffffff, 0xe4e4e4e4),
@@ -1415,12 +1416,13 @@ static const struct soc15_reg_golden golden_settings_gc_10_1_2[] =
 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE_2, 0x00000820, 0x00000820),
 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_LINE_STIPPLE_STATE, 0x0000ff0f, 0x00000000),
 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRMI_SPARE, 0xffffffff, 0xffff3101),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_CONFIG_CNTL_1, 0x001f0000, 0x00070104),
 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSQ_ALU_CLK_CTRL, 0xffffffff, 0xffffffff),
 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSQ_ARB_CONFIG, 0x00000133, 0x00000130),
 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSQ_LDS_CLK_CTRL, 0xffffffff, 0xffffffff),
 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTA_CNTL_AUX, 0xfff7ffff, 0x01030000),
 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CNTL, 0xffdf80ff, 0x479c0010),
-	SOC15_REG_GOLDEN_VALUE(GC, 0, mmUTCL1_CTRL, 0xffffffff, 0x00800000)
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmUTCL1_CTRL, 0xffffffff, 0x00c00000)
 };
 
 static bool gfx_v10_is_rlcg_rw(struct amdgpu_device *adev, u32 offset, uint32_t *flag, bool write)

drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c

@@ -4943,7 +4943,7 @@ static void gfx_v9_0_update_3d_clock_gating(struct amdgpu_device *adev,
 	amdgpu_gfx_rlc_enter_safe_mode(adev);
 
 	/* Enable 3D CGCG/CGLS */
-	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_3D_CGCG)) {
+	if (enable) {
 		/* write cmd to clear cgcg/cgls ov */
 		def = data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
 		/* unset CGCG override */
@@ -4955,8 +4955,12 @@ static void gfx_v9_0_update_3d_clock_gating(struct amdgpu_device *adev,
 		/* enable 3Dcgcg FSM(0x0000363f) */
 		def = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D);
 
+		if (adev->cg_flags & AMD_CG_SUPPORT_GFX_3D_CGCG)
 			data = (0x36 << RLC_CGCG_CGLS_CTRL_3D__CGCG_GFX_IDLE_THRESHOLD__SHIFT) |
 				RLC_CGCG_CGLS_CTRL_3D__CGCG_EN_MASK;
+		else
+			data = 0x0 << RLC_CGCG_CGLS_CTRL_3D__CGCG_GFX_IDLE_THRESHOLD__SHIFT;
+
 		if (adev->cg_flags & AMD_CG_SUPPORT_GFX_3D_CGLS)
 			data |= (0x000F << RLC_CGCG_CGLS_CTRL_3D__CGLS_REP_COMPANSAT_DELAY__SHIFT) |
 				RLC_CGCG_CGLS_CTRL_3D__CGLS_EN_MASK;

drivers/gpu/drm/amd/amdgpu/jpeg_v2_5.c

@@ -198,8 +198,6 @@ static int jpeg_v2_5_hw_fini(void *handle)
 		if (adev->jpeg.cur_state != AMD_PG_STATE_GATE &&
 		      RREG32_SOC15(JPEG, i, mmUVD_JRBC_STATUS))
 			jpeg_v2_5_set_powergating_state(adev, AMD_PG_STATE_GATE);
-
-		ring->sched.ready = false;
 	}
 
 	return 0;

drivers/gpu/drm/amd/amdgpu/jpeg_v3_0.c

@@ -166,8 +166,6 @@ static int jpeg_v3_0_hw_fini(void *handle)
 	      RREG32_SOC15(JPEG, 0, mmUVD_JRBC_STATUS))
 		jpeg_v3_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
 
-	ring->sched.ready = false;
-
 	return 0;
 }
 

drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c

@@ -123,6 +123,10 @@ static const struct soc15_reg_golden golden_settings_sdma_nv14[] = {
 
 static const struct soc15_reg_golden golden_settings_sdma_nv12[] = {
 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSDMA0_RLC3_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSDMA0_GB_ADDR_CONFIG, 0x001877ff, 0x00000044),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSDMA0_GB_ADDR_CONFIG_READ, 0x001877ff, 0x00000044),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSDMA1_GB_ADDR_CONFIG, 0x001877ff, 0x00000044),
+	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSDMA1_GB_ADDR_CONFIG_READ, 0x001877ff, 0x00000044),
 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSDMA1_RLC3_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 };
 

drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c

@@ -497,11 +497,6 @@ static void sdma_v5_2_gfx_stop(struct amdgpu_device *adev)
 		ib_cntl = REG_SET_FIELD(ib_cntl, SDMA0_GFX_IB_CNTL, IB_ENABLE, 0);
 		WREG32(sdma_v5_2_get_reg_offset(adev, i, mmSDMA0_GFX_IB_CNTL), ib_cntl);
 	}
-
-	sdma0->sched.ready = false;
-	sdma1->sched.ready = false;
-	sdma2->sched.ready = false;
-	sdma3->sched.ready = false;
 }
 
 /**

drivers/gpu/drm/amd/amdgpu/soc15.c

@@ -302,6 +302,7 @@ static int soc15_query_video_codecs(struct amdgpu_device *adev, bool encode,
 			*codecs = &rv_video_codecs_decode;
 		return 0;
 	case CHIP_ARCTURUS:
+	case CHIP_ALDEBARAN:
 	case CHIP_RENOIR:
 		if (encode)
 			*codecs = &vega_video_codecs_encode;
@@ -1392,7 +1393,6 @@ static int soc15_common_early_init(void *handle)
 			adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
 				AMD_CG_SUPPORT_GFX_MGLS |
 				AMD_CG_SUPPORT_GFX_CP_LS |
-				AMD_CG_SUPPORT_GFX_3D_CGCG |
 				AMD_CG_SUPPORT_GFX_3D_CGLS |
 				AMD_CG_SUPPORT_GFX_CGCG |
 				AMD_CG_SUPPORT_GFX_CGLS |
@@ -1412,7 +1412,6 @@ static int soc15_common_early_init(void *handle)
 				AMD_CG_SUPPORT_GFX_MGLS |
 				AMD_CG_SUPPORT_GFX_RLC_LS |
 				AMD_CG_SUPPORT_GFX_CP_LS |
-				AMD_CG_SUPPORT_GFX_3D_CGCG |
 				AMD_CG_SUPPORT_GFX_3D_CGLS |
 				AMD_CG_SUPPORT_GFX_CGCG |
 				AMD_CG_SUPPORT_GFX_CGLS |

drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c

@@ -373,7 +373,7 @@ static int vcn_v3_0_hw_fini(void *handle)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 	struct amdgpu_ring *ring;
-	int i, j;
+	int i;
 
 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
 		if (adev->vcn.harvest_config & (1 << i))
@@ -388,12 +388,6 @@ static int vcn_v3_0_hw_fini(void *handle)
 				vcn_v3_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
 			}
 		}
-		ring->sched.ready = false;
-
-		for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
-			ring = &adev->vcn.inst[i].ring_enc[j];
-			ring->sched.ready = false;
-		}
 	}
 
 	return 0;

drivers/gpu/drm/amd/display/dc/core/dc_link.c

@@ -1076,6 +1076,24 @@ static bool dc_link_detect_helper(struct dc_link *link,
 			    dc_is_dvi_signal(link->connector_signal)) {
 				if (prev_sink)
 					dc_sink_release(prev_sink);
+				link_disconnect_sink(link);
+
+				return false;
+			}
+			/*
+			 * Abort detection for DP connectors if we have
+			 * no EDID and connector is active converter
+			 * as there are no display downstream
+			 *
+			 */
+			if (dc_is_dp_sst_signal(link->connector_signal) &&
+				(link->dpcd_caps.dongle_type ==
+						DISPLAY_DONGLE_DP_VGA_CONVERTER ||
+				link->dpcd_caps.dongle_type ==
+						DISPLAY_DONGLE_DP_DVI_CONVERTER)) {
+				if (prev_sink)
+					dc_sink_release(prev_sink);
+				link_disconnect_sink(link);
 
 				return false;
 			}

drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c

@@ -826,10 +826,11 @@ static const struct dc_plane_cap plane_cap = {
 			.fp16 = 16000
 	},
 
+	/* 6:1 downscaling ratio: 1000/6 = 166.666 */
 	.max_downscale_factor = {
-			.argb8888 = 600,
+			.argb8888 = 167,
-			.nv12 = 600,
+			.nv12 = 167,
-			.fp16 = 600
+			.fp16 = 167
 	}
 };
 

drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.c

@@ -843,10 +843,11 @@ static const struct dc_plane_cap plane_cap = {
 			.fp16 = 16000
 	},
 
+	/* 6:1 downscaling ratio: 1000/6 = 166.666 */
 	.max_downscale_factor = {
-			.argb8888 = 600,
+			.argb8888 = 167,
-			.nv12 = 600,
+			.nv12 = 167,
-			.fp16 = 600
+			.fp16 = 167 
 	},
 	64,
 	64

drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c

@@ -284,10 +284,11 @@ static const struct dc_plane_cap plane_cap = {
 				.nv12 = 16000,
 				.fp16 = 16000
 		},
+		/* 6:1 downscaling ratio: 1000/6 = 166.666 */
 		.max_downscale_factor = {
-				.argb8888 = 600,
+				.argb8888 = 167,
-				.nv12 = 600,
+				.nv12 = 167,
-				.fp16 = 600
+				.fp16 = 167
 		},
 		16,
 		16

drivers/gpu/drm/exynos/exynos5433_drm_decon.c

@@ -815,10 +815,8 @@ static int exynos5433_decon_probe(struct platform_device *pdev)
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	ctx->addr = devm_ioremap_resource(dev, res);
-	if (IS_ERR(ctx->addr)) {
+	if (IS_ERR(ctx->addr))
-		dev_err(dev, "ioremap failed\n");
 		return PTR_ERR(ctx->addr);
-	}
 
 	ret = decon_conf_irq(ctx, "vsync", decon_irq_handler, 0);
 	if (ret < 0)

drivers/gpu/drm/exynos/exynos_drm_dsi.c

@@ -1786,10 +1786,8 @@ static int exynos_dsi_probe(struct platform_device *pdev)
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	dsi->reg_base = devm_ioremap_resource(dev, res);
-	if (IS_ERR(dsi->reg_base)) {
+	if (IS_ERR(dsi->reg_base))
-		dev_err(dev, "failed to remap io region\n");
 		return PTR_ERR(dsi->reg_base);
-	}
 
 	dsi->phy = devm_phy_get(dev, "dsim");
 	if (IS_ERR(dsi->phy)) {

drivers/gpu/drm/exynos/exynos_drm_fimd.c

@@ -723,7 +723,7 @@ static void fimd_win_set_colkey(struct fimd_context *ctx, unsigned int win)
 }
 
 /**
- * shadow_protect_win() - disable updating values from shadow registers at vsync
+ * fimd_shadow_protect_win() - disable updating values from shadow registers at vsync
  *
  * @ctx: local driver data
  * @win: window to protect registers for

drivers/gpu/drm/i915/Kconfig

@@ -102,7 +102,6 @@ config DRM_I915_GVT
 	bool "Enable Intel GVT-g graphics virtualization host support"
 	depends on DRM_I915
 	depends on 64BIT
-	depends on VFIO_MDEV=y || VFIO_MDEV=DRM_I915
 	default n
 	help
 	  Choose this option if you want to enable Intel GVT-g graphics

drivers/gpu/drm/i915/gem/i915_gem_pages.c

@@ -63,6 +63,8 @@ void __i915_gem_object_set_pages(struct drm_i915_gem_object *obj,
 	    i915->quirks & QUIRK_PIN_SWIZZLED_PAGES) {
 		GEM_BUG_ON(i915_gem_object_has_tiling_quirk(obj));
 		i915_gem_object_set_tiling_quirk(obj);
+		GEM_BUG_ON(!list_empty(&obj->mm.link));
+		atomic_inc(&obj->mm.shrink_pin);
 		shrinkable = false;
 	}
 

drivers/gpu/drm/i915/gt/gen7_renderclear.c

@@ -397,7 +397,10 @@ static void emit_batch(struct i915_vma * const vma,
 	gen7_emit_pipeline_invalidate(&cmds);
 	batch_add(&cmds, MI_LOAD_REGISTER_IMM(2));
 	batch_add(&cmds, i915_mmio_reg_offset(CACHE_MODE_0_GEN7));
-	batch_add(&cmds, 0xffff0000);
+	batch_add(&cmds, 0xffff0000 |
+			((IS_IVB_GT1(i915) || IS_VALLEYVIEW(i915)) ?
+			 HIZ_RAW_STALL_OPT_DISABLE :
+			 0));
 	batch_add(&cmds, i915_mmio_reg_offset(CACHE_MODE_1));
 	batch_add(&cmds, 0xffff0000 | PIXEL_SUBSPAN_COLLECT_OPT_DISABLE);
 	gen7_emit_pipeline_invalidate(&cmds);

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

@@ -46,118 +46,6 @@ static const char * const supported_hypervisors[] = {
 	[INTEL_GVT_HYPERVISOR_KVM] = "KVM",
 };
 
-static struct intel_vgpu_type *
-intel_gvt_find_vgpu_type(struct intel_gvt *gvt, unsigned int type_group_id)
-{
-	if (WARN_ON(type_group_id >= gvt->num_types))
-		return NULL;
-	return &gvt->types[type_group_id];
-}
-
-static ssize_t available_instances_show(struct mdev_type *mtype,
-					struct mdev_type_attribute *attr,
-					char *buf)
-{
-	struct intel_vgpu_type *type;
-	unsigned int num = 0;
-	void *gvt = kdev_to_i915(mtype_get_parent_dev(mtype))->gvt;
-
-	type = intel_gvt_find_vgpu_type(gvt, mtype_get_type_group_id(mtype));
-	if (!type)
-		num = 0;
-	else
-		num = type->avail_instance;
-
-	return sprintf(buf, "%u\n", num);
-}
-
-static ssize_t device_api_show(struct mdev_type *mtype,
-			       struct mdev_type_attribute *attr, char *buf)
-{
-	return sprintf(buf, "%s\n", VFIO_DEVICE_API_PCI_STRING);
-}
-
-static ssize_t description_show(struct mdev_type *mtype,
-				struct mdev_type_attribute *attr, char *buf)
-{
-	struct intel_vgpu_type *type;
-	void *gvt = kdev_to_i915(mtype_get_parent_dev(mtype))->gvt;
-
-	type = intel_gvt_find_vgpu_type(gvt, mtype_get_type_group_id(mtype));
-	if (!type)
-		return 0;
-
-	return sprintf(buf, "low_gm_size: %dMB\nhigh_gm_size: %dMB\n"
-		       "fence: %d\nresolution: %s\n"
-		       "weight: %d\n",
-		       BYTES_TO_MB(type->low_gm_size),
-		       BYTES_TO_MB(type->high_gm_size),
-		       type->fence, vgpu_edid_str(type->resolution),
-		       type->weight);
-}
-
-static MDEV_TYPE_ATTR_RO(available_instances);
-static MDEV_TYPE_ATTR_RO(device_api);
-static MDEV_TYPE_ATTR_RO(description);
-
-static struct attribute *gvt_type_attrs[] = {
-	&mdev_type_attr_available_instances.attr,
-	&mdev_type_attr_device_api.attr,
-	&mdev_type_attr_description.attr,
-	NULL,
-};
-
-static struct attribute_group *gvt_vgpu_type_groups[] = {
-	[0 ... NR_MAX_INTEL_VGPU_TYPES - 1] = NULL,
-};
-
-static bool intel_get_gvt_attrs(struct attribute_group ***intel_vgpu_type_groups)
-{
-	*intel_vgpu_type_groups = gvt_vgpu_type_groups;
-	return true;
-}
-
-static int intel_gvt_init_vgpu_type_groups(struct intel_gvt *gvt)
-{
-	int i, j;
-	struct intel_vgpu_type *type;
-	struct attribute_group *group;
-
-	for (i = 0; i < gvt->num_types; i++) {
-		type = &gvt->types[i];
-
-		group = kzalloc(sizeof(struct attribute_group), GFP_KERNEL);
-		if (WARN_ON(!group))
-			goto unwind;
-
-		group->name = type->name;
-		group->attrs = gvt_type_attrs;
-		gvt_vgpu_type_groups[i] = group;
-	}
-
-	return 0;
-
-unwind:
-	for (j = 0; j < i; j++) {
-		group = gvt_vgpu_type_groups[j];
-		kfree(group);
-	}
-
-	return -ENOMEM;
-}
-
-static void intel_gvt_cleanup_vgpu_type_groups(struct intel_gvt *gvt)
-{
-	int i;
-	struct attribute_group *group;
-
-	for (i = 0; i < gvt->num_types; i++) {
-		group = gvt_vgpu_type_groups[i];
-		gvt_vgpu_type_groups[i] = NULL;
-		kfree(group);
-	}
-}
-
 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,
@@ -169,8 +57,6 @@ static const struct intel_gvt_ops intel_gvt_ops = {
 	.vgpu_reset = intel_gvt_reset_vgpu,
 	.vgpu_activate = intel_gvt_activate_vgpu,
 	.vgpu_deactivate = intel_gvt_deactivate_vgpu,
-	.gvt_find_vgpu_type = intel_gvt_find_vgpu_type,
-	.get_gvt_attrs = intel_get_gvt_attrs,
 	.vgpu_query_plane = intel_vgpu_query_plane,
 	.vgpu_get_dmabuf = intel_vgpu_get_dmabuf,
 	.write_protect_handler = intel_vgpu_page_track_handler,
@@ -274,7 +160,6 @@ void intel_gvt_clean_device(struct drm_i915_private *i915)
 		return;
 
 	intel_gvt_destroy_idle_vgpu(gvt->idle_vgpu);
-	intel_gvt_cleanup_vgpu_type_groups(gvt);
 	intel_gvt_clean_vgpu_types(gvt);
 
 	intel_gvt_debugfs_clean(gvt);
@@ -363,12 +248,6 @@ int intel_gvt_init_device(struct drm_i915_private *i915)
 	if (ret)
 		goto out_clean_thread;
 
-	ret = intel_gvt_init_vgpu_type_groups(gvt);
-	if (ret) {
-		gvt_err("failed to init vgpu type groups: %d\n", ret);
-		goto out_clean_types;
-	}
-
 	vgpu = intel_gvt_create_idle_vgpu(gvt);
 	if (IS_ERR(vgpu)) {
 		ret = PTR_ERR(vgpu);
@@ -454,7 +333,8 @@ EXPORT_SYMBOL_GPL(intel_gvt_register_hypervisor);
 void
 intel_gvt_unregister_hypervisor(void)
 {
-	intel_gvt_hypervisor_host_exit(intel_gvt_host.dev);
+	void *gvt = (void *)kdev_to_i915(intel_gvt_host.dev)->gvt;
+	intel_gvt_hypervisor_host_exit(intel_gvt_host.dev, gvt);
 	module_put(THIS_MODULE);
 }
 EXPORT_SYMBOL_GPL(intel_gvt_unregister_hypervisor);

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

@@ -574,9 +574,6 @@ struct intel_gvt_ops {
 	void (*vgpu_reset)(struct intel_vgpu *);
 	void (*vgpu_activate)(struct intel_vgpu *);
 	void (*vgpu_deactivate)(struct intel_vgpu *);
-	struct intel_vgpu_type *(*gvt_find_vgpu_type)(
-		struct intel_gvt *gvt, unsigned int type_group_id);
-	bool (*get_gvt_attrs)(struct attribute_group ***intel_vgpu_type_groups);
 	int (*vgpu_query_plane)(struct intel_vgpu *vgpu, void *);
 	int (*vgpu_get_dmabuf)(struct intel_vgpu *vgpu, unsigned int);
 	int (*write_protect_handler)(struct intel_vgpu *, u64, void *,

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

@@ -49,7 +49,7 @@ enum hypervisor_type {
 struct intel_gvt_mpt {
 	enum hypervisor_type type;
 	int (*host_init)(struct device *dev, void *gvt, const void *ops);
-	void (*host_exit)(struct device *dev);
+	void (*host_exit)(struct device *dev, void *gvt);
 	int (*attach_vgpu)(void *vgpu, unsigned long *handle);
 	void (*detach_vgpu)(void *vgpu);
 	int (*inject_msi)(unsigned long handle, u32 addr, u16 data);

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

@@ -144,6 +144,104 @@ static inline bool handle_valid(unsigned long handle)
 	return !!(handle & ~0xff);
 }
 
+static ssize_t available_instances_show(struct mdev_type *mtype,
+					struct mdev_type_attribute *attr,
+					char *buf)
+{
+	struct intel_vgpu_type *type;
+	unsigned int num = 0;
+	struct intel_gvt *gvt = kdev_to_i915(mtype_get_parent_dev(mtype))->gvt;
+
+	type = &gvt->types[mtype_get_type_group_id(mtype)];
+	if (!type)
+		num = 0;
+	else
+		num = type->avail_instance;
+
+	return sprintf(buf, "%u\n", num);
+}
+
+static ssize_t device_api_show(struct mdev_type *mtype,
+			       struct mdev_type_attribute *attr, char *buf)
+{
+	return sprintf(buf, "%s\n", VFIO_DEVICE_API_PCI_STRING);
+}
+
+static ssize_t description_show(struct mdev_type *mtype,
+				struct mdev_type_attribute *attr, char *buf)
+{
+	struct intel_vgpu_type *type;
+	struct intel_gvt *gvt = kdev_to_i915(mtype_get_parent_dev(mtype))->gvt;
+
+	type = &gvt->types[mtype_get_type_group_id(mtype)];
+	if (!type)
+		return 0;
+
+	return sprintf(buf, "low_gm_size: %dMB\nhigh_gm_size: %dMB\n"
+		       "fence: %d\nresolution: %s\n"
+		       "weight: %d\n",
+		       BYTES_TO_MB(type->low_gm_size),
+		       BYTES_TO_MB(type->high_gm_size),
+		       type->fence, vgpu_edid_str(type->resolution),
+		       type->weight);
+}
+
+static MDEV_TYPE_ATTR_RO(available_instances);
+static MDEV_TYPE_ATTR_RO(device_api);
+static MDEV_TYPE_ATTR_RO(description);
+
+static struct attribute *gvt_type_attrs[] = {
+	&mdev_type_attr_available_instances.attr,
+	&mdev_type_attr_device_api.attr,
+	&mdev_type_attr_description.attr,
+	NULL,
+};
+
+static struct attribute_group *gvt_vgpu_type_groups[] = {
+	[0 ... NR_MAX_INTEL_VGPU_TYPES - 1] = NULL,
+};
+
+static int intel_gvt_init_vgpu_type_groups(struct intel_gvt *gvt)
+{
+	int i, j;
+	struct intel_vgpu_type *type;
+	struct attribute_group *group;
+
+	for (i = 0; i < gvt->num_types; i++) {
+		type = &gvt->types[i];
+
+		group = kzalloc(sizeof(struct attribute_group), GFP_KERNEL);
+		if (!group)
+			goto unwind;
+
+		group->name = type->name;
+		group->attrs = gvt_type_attrs;
+		gvt_vgpu_type_groups[i] = group;
+	}
+
+	return 0;
+
+unwind:
+	for (j = 0; j < i; j++) {
+		group = gvt_vgpu_type_groups[j];
+		kfree(group);
+	}
+
+	return -ENOMEM;
+}
+
+static void intel_gvt_cleanup_vgpu_type_groups(struct intel_gvt *gvt)
+{
+	int i;
+	struct attribute_group *group;
+
+	for (i = 0; i < gvt->num_types; i++) {
+		group = gvt_vgpu_type_groups[i];
+		gvt_vgpu_type_groups[i] = NULL;
+		kfree(group);
+	}
+}
+
 static int kvmgt_guest_init(struct mdev_device *mdev);
 static void intel_vgpu_release_work(struct work_struct *work);
 static bool kvmgt_guest_exit(struct kvmgt_guest_info *info);
@@ -694,14 +792,13 @@ static int intel_vgpu_create(struct mdev_device *mdev)
 	struct intel_vgpu *vgpu = NULL;
 	struct intel_vgpu_type *type;
 	struct device *pdev;
-	void *gvt;
+	struct intel_gvt *gvt;
 	int ret;
 
 	pdev = mdev_parent_dev(mdev);
 	gvt = kdev_to_i915(pdev)->gvt;
 
-	type = intel_gvt_ops->gvt_find_vgpu_type(gvt,
+	type = &gvt->types[mdev_get_type_group_id(mdev)];
-						 mdev_get_type_group_id(mdev));
 	if (!type) {
 		ret = -EINVAL;
 		goto out;
@@ -1667,19 +1764,26 @@ static struct mdev_parent_ops intel_vgpu_ops = {
 
 static int kvmgt_host_init(struct device *dev, void *gvt, const void *ops)
 {
-	struct attribute_group **kvm_vgpu_type_groups;
+	int ret;
+
+	ret = intel_gvt_init_vgpu_type_groups((struct intel_gvt *)gvt);
+	if (ret)
+		return ret;
 
 	intel_gvt_ops = ops;
-	if (!intel_gvt_ops->get_gvt_attrs(&kvm_vgpu_type_groups))
+	intel_vgpu_ops.supported_type_groups = gvt_vgpu_type_groups;
-		return -EFAULT;
-	intel_vgpu_ops.supported_type_groups = kvm_vgpu_type_groups;
 
-	return mdev_register_device(dev, &intel_vgpu_ops);
+	ret = mdev_register_device(dev, &intel_vgpu_ops);
+	if (ret)
+		intel_gvt_cleanup_vgpu_type_groups((struct intel_gvt *)gvt);
+
+	return ret;
 }
 
-static void kvmgt_host_exit(struct device *dev)
+static void kvmgt_host_exit(struct device *dev, void *gvt)
 {
 	mdev_unregister_device(dev);
+	intel_gvt_cleanup_vgpu_type_groups((struct intel_gvt *)gvt);
 }
 
 static int kvmgt_page_track_add(unsigned long handle, u64 gfn)

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

@@ -63,13 +63,13 @@ static inline int intel_gvt_hypervisor_host_init(struct device *dev,
 /**
  * intel_gvt_hypervisor_host_exit - exit GVT-g host side
  */
-static inline void intel_gvt_hypervisor_host_exit(struct device *dev)
+static inline void intel_gvt_hypervisor_host_exit(struct device *dev, void *gvt)
 {
 	/* optional to provide */
 	if (!intel_gvt_host.mpt->host_exit)
 		return;
 
-	intel_gvt_host.mpt->host_exit(dev);
+	intel_gvt_host.mpt->host_exit(dev, gvt);
 }
 
 /**

drivers/gpu/drm/i915/i915_gem.c

@@ -999,12 +999,11 @@ i915_gem_madvise_ioctl(struct drm_device *dev, void *data,
 		obj->mm.madv = args->madv;
 
 	if (i915_gem_object_has_pages(obj)) {
-		struct list_head *list;
-
-		if (i915_gem_object_is_shrinkable(obj)) {
 		unsigned long flags;
 
 		spin_lock_irqsave(&i915->mm.obj_lock, flags);
+		if (!list_empty(&obj->mm.link)) {
+			struct list_head *list;
 
 			if (obj->mm.madv != I915_MADV_WILLNEED)
 				list = &i915->mm.purge_list;
@@ -1012,8 +1011,8 @@ i915_gem_madvise_ioctl(struct drm_device *dev, void *data,
 				list = &i915->mm.shrink_list;
 			list_move_tail(&obj->mm.link, list);
 
-			spin_unlock_irqrestore(&i915->mm.obj_lock, flags);
 		}
+		spin_unlock_irqrestore(&i915->mm.obj_lock, flags);
 	}
 
 	/* if the object is no longer attached, discard its backing storage */

drivers/gpu/drm/radeon/radeon_gart.c

@@ -301,7 +301,8 @@ int radeon_gart_bind(struct radeon_device *rdev, unsigned offset,
 	p = t / (PAGE_SIZE / RADEON_GPU_PAGE_SIZE);
 
 	for (i = 0; i < pages; i++, p++) {
-		rdev->gart.pages[p] = pagelist[i];
+		rdev->gart.pages[p] = pagelist ? pagelist[i] :
+			rdev->dummy_page.page;
 		page_base = dma_addr[i];
 		for (j = 0; j < (PAGE_SIZE / RADEON_GPU_PAGE_SIZE); j++, t++) {
 			page_entry = radeon_gart_get_page_entry(page_base, flags);