Merge tag 'drm-for-v4.15' of git://people.freedesktop.org/~airlied/linux

Pull drm updates from Dave Airlie:
 "This is the main drm pull request for v4.15.

  Core:
   - Atomic object lifetime fixes
   - Atomic iterator improvements
   - Sparse/smatch fixes
   - Legacy kms ioctls to be interruptible
   - EDID override improvements
   - fb/gem helper cleanups
   - Simple outreachy patches
   - Documentation improvements
   - Fix dma-buf rcu races
   - DRM mode object leasing for improving VR use cases.
   - vgaarb improvements for non-x86 platforms.

  New driver:
   - tve200: Faraday Technology TVE200 block.

     This "TV Encoder" encodes a ITU-T BT.656 stream and can be found in
     the StorLink SL3516 (later Cortina Systems CS3516) as well as the
     Grain Media GM8180.

  New bridges:
   - SiI9234 support

  New panels:
   - S6E63J0X03, OTM8009A, Seiko 43WVF1G, 7" rpi touch panel, Toshiba
     LT089AC19000, Innolux AT043TN24

  i915:
   - Remove Coffeelake from alpha support
   - Cannonlake workarounds
   - Infoframe refactoring for DisplayPort
   - VBT updates
   - DisplayPort vswing/emph/buffer translation refactoring
   - CCS fixes
   - Restore GPU clock boost on missed vblanks
   - Scatter list updates for userptr allocations
   - Gen9+ transition watermarks
   - Display IPC (Isochronous Priority Control)
   - Private PAT management
   - GVT: improved error handling and pci config sanitizing
   - Execlist refactoring
   - Transparent Huge Page support
   - User defined priorities support
   - HuC/GuC firmware refactoring
   - DP MST fixes
   - eDP power sequencing fixes
   - Use RCU instead of stop_machine
   - PSR state tracking support
   - Eviction fixes
   - BDW DP aux channel timeout fixes
   - LSPCON fixes
   - Cannonlake PLL fixes

  amdgpu:
   - Per VM BO support
   - Powerplay cleanups
   - CI powerplay support
   - PASID mgr for kfd
   - SR-IOV fixes
   - initial GPU reset for vega10
   - Prime mmap support
   - TTM updates
   - Clock query interface for Raven
   - Fence to handle ioctl
   - UVD encode ring support on Polaris
   - Transparent huge page DMA support
   - Compute LRU pipe tweaks
   - BO flag to allow buffers to opt out of implicit sync
   - CTX priority setting API
   - VRAM lost infrastructure plumbing

  qxl:
   - fix flicker since atomic rework

  amdkfd:
   - Further improvements from internal AMD tree
   - Usermode events
   - Drop radeon support

  nouveau:
   - Pascal temperature sensor support
   - Improved BAR2 handling
   - MMU rework to support Pascal MMU

  exynos:
   - Improved HDMI/mixer support
   - HDMI audio interface support

  tegra:
   - Prep work for tegra186
   - Cleanup/fixes

  msm:
   - Preemption support for a5xx
   - Display fixes for 8x96 (snapdragon 820)
   - Async cursor plane fixes
   - FW loading rework
   - GPU debugging improvements

  vc4:
   - Prep for DSI panels
   - fix T-format tiling scanout
   - New madvise ioctl

  Rockchip:
   - LVDS support

  omapdrm:
   - omap4 HDMI CEC support

  etnaviv:
   - GPU performance counters groundwork

  sun4i:
   - refactor driver load + TCON backend
   - HDMI improvements
   - A31 support
   - Misc fixes

  udl:
   - Probe/EDID read fixes.

  tilcdc:
   - Misc fixes.

  pl111:
   - Support more variants

  adv7511:
   - Improve EDID handling.
   - HDMI CEC support

  sii8620:
   - Add remote control support"

* tag 'drm-for-v4.15' of git://people.freedesktop.org/~airlied/linux: (1480 commits)
  drm/rockchip: analogix_dp: Use mutex rather than spinlock
  drm/mode_object: fix documentation for object lookups.
  drm/i915: Reorder context-close to avoid calling i915_vma_close() under RCU
  drm/i915: Move init_clock_gating() back to where it was
  drm/i915: Prune the reservation shared fence array
  drm/i915: Idle the GPU before shinking everything
  drm/i915: Lock llist_del_first() vs llist_del_all()
  drm/i915: Calculate ironlake intermediate watermarks correctly, v2.
  drm/i915: Disable lazy PPGTT page table optimization for vGPU
  drm/i915/execlists: Remove the priority "optimisation"
  drm/i915: Filter out spurious execlists context-switch interrupts
  drm/amdgpu: use irq-safe lock for kiq->ring_lock
  drm/amdgpu: bypass lru touch for KIQ ring submission
  drm/amdgpu: Potential uninitialized variable in amdgpu_vm_update_directories()
  drm/amdgpu: potential uninitialized variable in amdgpu_vce_ring_parse_cs()
  drm/amd/powerplay: initialize a variable before using it
  drm/amd/powerplay: suppress KASAN out of bounds warning in vega10_populate_all_memory_levels
  drm/amd/amdgpu: fix evicted VRAM bo adjudgement condition
  drm/vblank: Tune drm_crtc_accurate_vblank_count() WARN down to a debug
  drm/rockchip: add CONFIG_OF dependency for lvds
  ...

3 files changed, 17 insertions, 30 deletions

diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/base.c
index 0c7ef250dcaf..1f185274d3e6 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/base.c
@@ -23,26 +23,12 @@
  */
 #include "priv.h"
 
-#include <subdev/fb.h>
-
-int
-nvkm_ltc_tags_alloc(struct nvkm_ltc *ltc, u32 n, struct nvkm_mm_node **pnode)
-{
-	int ret = nvkm_mm_head(&ltc->tags, 0, 1, n, n, 1, pnode);
-	if (ret)
-		*pnode = NULL;
-	return ret;
-}
-
-void
-nvkm_ltc_tags_free(struct nvkm_ltc *ltc, struct nvkm_mm_node **pnode)
-{
-	nvkm_mm_free(&ltc->tags, pnode);
-}
+#include <core/memory.h>
 
 void
-nvkm_ltc_tags_clear(struct nvkm_ltc *ltc, u32 first, u32 count)
+nvkm_ltc_tags_clear(struct nvkm_device *device, u32 first, u32 count)
 {
+	struct nvkm_ltc *ltc = device->ltc;
 	const u32 limit = first + count - 1;
 
 	BUG_ON((first > limit) || (limit >= ltc->num_tags));
@@ -116,10 +102,7 @@ static void *
 nvkm_ltc_dtor(struct nvkm_subdev *subdev)
 {
 	struct nvkm_ltc *ltc = nvkm_ltc(subdev);
-	struct nvkm_ram *ram = ltc->subdev.device->fb->ram;
-	nvkm_mm_fini(&ltc->tags);
-	if (ram)
-		nvkm_mm_free(&ram->vram, &ltc->tag_ram);
+	nvkm_memory_unref(&ltc->tag_ram);
 	return ltc;
 }
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gf100.c
index 4a0fa0a9b802..a21ef45b8572 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gf100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gf100.c
@@ -23,6 +23,7 @@
  */
 #include "priv.h"
 
+#include <core/memory.h>
 #include <subdev/fb.h>
 #include <subdev/timer.h>
 
@@ -152,7 +153,10 @@ gf100_ltc_flush(struct nvkm_ltc *ltc)
 int
 gf100_ltc_oneinit_tag_ram(struct nvkm_ltc *ltc)
 {
-	struct nvkm_ram *ram = ltc->subdev.device->fb->ram;
+	struct nvkm_device *device = ltc->subdev.device;
+	struct nvkm_fb *fb = device->fb;
+	struct nvkm_ram *ram = fb->ram;
+	u32 bits = (nvkm_rd32(device, 0x100c80) & 0x00001000) ? 16 : 17;
 	u32 tag_size, tag_margin, tag_align;
 	int ret;
 
@@ -164,8 +168,8 @@ gf100_ltc_oneinit_tag_ram(struct nvkm_ltc *ltc)
 
 	/* tags for 1/4 of VRAM should be enough (8192/4 per GiB of VRAM) */
 	ltc->num_tags = (ram->size >> 17) / 4;
-	if (ltc->num_tags > (1 << 17))
-		ltc->num_tags = 1 << 17; /* we have 17 bits in PTE */
+	if (ltc->num_tags > (1 << bits))
+		ltc->num_tags = 1 << bits; /* we have 16/17 bits in PTE */
 	ltc->num_tags = (ltc->num_tags + 63) & ~63; /* round up to 64 */
 
 	tag_align = ltc->ltc_nr * 0x800;
@@ -181,14 +185,13 @@ gf100_ltc_oneinit_tag_ram(struct nvkm_ltc *ltc)
 	 */
 	tag_size  = (ltc->num_tags / 64) * 0x6000 + tag_margin;
 	tag_size += tag_align;
-	tag_size  = (tag_size + 0xfff) >> 12; /* round up */
 
-	ret = nvkm_mm_tail(&ram->vram, 1, 1, tag_size, tag_size, 1,
-			   &ltc->tag_ram);
+	ret = nvkm_ram_get(device, NVKM_RAM_MM_NORMAL, 0x01, 12, tag_size,
+			   true, true, &ltc->tag_ram);
 	if (ret) {
 		ltc->num_tags = 0;
 	} else {
-		u64 tag_base = ((u64)ltc->tag_ram->offset << 12) + tag_margin;
+		u64 tag_base = nvkm_memory_addr(ltc->tag_ram) + tag_margin;
 
 		tag_base += tag_align - 1;
 		do_div(tag_base, tag_align);
@@ -197,7 +200,8 @@ gf100_ltc_oneinit_tag_ram(struct nvkm_ltc *ltc)
 	}
 
 mm_init:
-	return nvkm_mm_init(&ltc->tags, 0, ltc->num_tags, 1);
+	nvkm_mm_fini(&fb->tags);
+	return nvkm_mm_init(&fb->tags, 0, 0, ltc->num_tags, 1);
 }
 
 int
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gp100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gp100.c
index 0bdfb2f40266..e34d42108019 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gp100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gp100.c
@@ -45,7 +45,7 @@ gp100_ltc_oneinit(struct nvkm_ltc *ltc)
 	ltc->ltc_nr = nvkm_rd32(device, 0x12006c);
 	ltc->lts_nr = nvkm_rd32(device, 0x17e280) >> 28;
 	/*XXX: tagram allocation - TBD */
-	return nvkm_mm_init(&ltc->tags, 0, 0, 1);
+	return 0;
 }
 
 static void