OpenCloudOS-Kernel/Documentation/gpu
Dave Airlie fb5cfcaa2e Merge tag 'drm-intel-gt-next-2021-01-14' of git://anongit.freedesktop.org/drm/drm-intel into drm-next
UAPI Changes:
- Deprecate I915_PMU_LAST and optimize state tracking (Tvrtko)

  Avoid relying on last item ABI marker in i915_drm.h, add a
  comment to mark as deprecated.

Cross-subsystem Changes:

Core Changes:

Driver Changes:

- Restore clear residuals security mitigations for Ivybridge and
  Baytrail (Chris)
- Close #1858: Allow sysadmin to choose applied GPU security mitigations
  through i915.mitigations=... similar to CPU (Chris)
- Fix for #2024: GPU hangs on HSW GT1 (Chris)
- Fix for #2707: Driver hang when editing UVs in Blender (Chris, Ville)
- Fix for #2797: False positive GuC loading error message (Chris)
- Fix for #2859: Missing GuC firmware for older Cometlakes (Chris)
- Lessen probability of GPU hang due to DMAR faults [reason 7,
  next page table ptr is invalid] on Tigerlake (Chris)
- Fix REVID macros for TGL to fetch correct stepping (Aditya)
- Limit frequency drop to RPe on parking (Chris, Edward)
- Limit W/A 1406941453 to TGL, RKL and DG1 (Swathi)
- Make W/A 22010271021 permanent on DG1 (Lucas)
- Implement W/A 16011163337 to prevent a HS/DS hang on DG1 (Swathi)
- Only disable preemption on gen8 render engines (Chris)
- Disable arbitration around Braswell's PDP updates (Chris)
- Disable arbitration on no-preempt requests (Chris)
- Check for arbitration after writing start seqno before busywaiting (Chris)
- Retain default context state across shrinking (Venkata, CQ)
- Fix mismatch between misplaced vma check and vma insert for 32-bit
  addressing userspaces (Chris, CQ)
- Propagate error for vmap() failure instead kernel NULL deref (Chris)
- Propagate error from cancelled submit due to context closure
  immediately (Chris)
- Fix RCU race on HWSP tracking per request (Chris)
- Clear CMD parser shadow and GPU reloc batches (Matt A)

- Populate logical context during first pin (Maarten)
- Optimistically prune dma-resv from the shrinker (Chris)
- Fix for virtual engine ownership race (Chris)
- Remove timeslice suppression to restore fairness for virtual engines (Chris)
- Rearrange IVB/HSW workarounds properly between GT and engine (Chris)
- Taint the reset mutex with the shrinker (Chris)
- Replace direct submit with direct call to tasklet (Chris)
- Multiple corrections to virtual engine dequeue and breadcrumbs code (Chris)
- Avoid wakeref from potentially hard IRQ context in PMU (Tvrtko)
- Use raw clock for RC6 time estimation in PMU (Tvrtko)
- Differentiate OOM failures from invalid map types (Chris)
- Fix Gen9 to have 64 MOCS entries similar to Gen11 (Chris)
- Ignore repeated attempts to suspend request flow across reset (Chris)
- Remove livelock from "do_idle_maps" VT-d W/A (Chris)
- Cancel the preemption timeout early in case engine reset fails (Chris)
- Code flow optimization in the scheduling code (Chris)
- Clear the execlists timers upon reset (Chris)
- Drain the breadcrumbs just once (Chris, Matt A)
- Track the overall GT awake/busy time (Chris)
- Tweak submission tasklet flushing to avoid starvation (Chris)
- Track timelines created using the HWSP to restore on resume (Chris)
- Use cmpxchg64 for 32b compatilibity for active tracking (Chris)
- Prefer recycling an idle GGTT fence to avoid GPU wait (Chris)

- Restructure GT code organization for clearer split between GuC
  and execlists (Chris, Daniele, John, Matt A)
- Remove GuC code that will remain unused by new interfaces (Matt B)
- Restructure the CS timestamp clocks code to local to GT (Chris)
- Fix error return paths in perf code (Zhang)
- Replace idr_init() by idr_init_base() in perf (Deepak)
- Fix shmem_pin_map error path (Colin)
- Drop redundant free_work worker for GEM contexts (Chris, Mika)
- Increase readability and understandability of intel_workarounds.c (Lucas)
- Defer enabling the breadcrumb interrupt to after submission (Chris)
- Deal with buddy alloc block sizes beyond 4G (Venkata, Chris)
- Encode fence specific waitqueue behaviour into the wait.flags (Chris)
- Don't cancel the breadcrumb interrupt shadow too early (Chris)
- Cancel submitted requests upon context reset (Chris)
- Use correct locks in GuC code (Tvrtko)
- Prevent use of engine->wa_ctx after error (Chris, Matt R)

- Fix build warning on 32-bit (Arnd)
- Avoid memory leak if platform would have more than 16 W/A (Tvrtko)
- Avoid unnecessary #if CONFIG_PM in PMU code (Chris, Tvrtko)
- Improve debugging output (Chris, Tvrtko, Matt R)
- Make file local variables static (Jani)
- Avoid uint*_t types in i915 (Jani)
- Selftest improvements (Chris, Matt A, Dan)
- Documentation fixes (Chris, Jose)

Signed-off-by: Dave Airlie <airlied@redhat.com>

# Conflicts:
#	drivers/gpu/drm/i915/gt/intel_breadcrumbs.c
#	drivers/gpu/drm/i915/gt/intel_breadcrumbs_types.h
#	drivers/gpu/drm/i915/gt/intel_lrc.c
#	drivers/gpu/drm/i915/gvt/mmio_context.h
#	drivers/gpu/drm/i915/i915_drv.h
From: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210114152232.GA21588@jlahtine-mobl.ger.corp.intel.com
2021-01-15 15:03:36 +10:00
..
bridge drm: bridge: dw-hdmi: Add Documentation on supported input formats 2017-04-04 17:48:21 +02:00
dp-mst drm/dp_mst: Introduce new refcounting scheme for mstbs and ports 2019-01-10 20:12:19 -05:00
afbc.rst drm/afbc: Add AFBC modifier usage documentation 2019-01-11 17:52:06 +00:00
amdgpu-dc.rst drm/amd/display: Initial documentation for AMDgpu DC 2018-11-05 14:21:37 -05:00
amdgpu.rst gpu: docs: amdgpu.rst: get rid of wrong kernel-doc markups 2020-10-28 11:42:02 -06:00
backlight.rst doc-rst: Wire-up Backlight kernel-doc documentation 2020-07-20 10:26:22 +01:00
drivers.rst drm/tinydrm: Move mipi-dbi 2019-07-25 10:45:07 +02:00
drm-client.rst drm/fb-helper: Remove drm_fb_helper_crtc 2019-06-04 12:13:47 +02:00
drm-internals.rst drm: Add docs for managed resources 2020-03-26 16:09:48 +01:00
drm-kms-helpers.rst drm/doc: Some polish for shmem helpers 2020-06-03 14:48:27 +02:00
drm-kms.rst drm/doc: introduce new section for standard plane properties 2020-12-17 16:56:40 +01:00
drm-mm.rst drm: Remove obsolete GEM and PRIME callbacks from struct drm_driver 2020-09-25 09:21:48 +02:00
drm-uapi.rst drm/doc: render drm.h uapi docs 2021-01-05 14:22:26 +01:00
i915.rst doc: Fix build of documentation after i915 file rename 2020-12-15 06:22:31 -08:00
index.rst doc-rst: Wire-up Backlight kernel-doc documentation 2020-07-20 10:26:22 +01:00
introduction.rst drm/doc: Document kapi doc expectations 2019-07-19 15:02:37 +02:00
kms-properties.csv drm/doc: Drop "content type" from the legacy kms property table 2019-03-26 14:18:51 +01:00
komeda-kms.rst Documentation: gpu/komeda-kms: eliminate duplicated word 2020-07-13 09:44:06 -06:00
mcde.rst drm/mcde: Fix reference to DOC comment 2019-10-05 20:35:14 +02:00
meson.rst Documentation/gpu/meson: Remove link to meson_canvas.c 2019-04-05 08:35:05 -04:00
msm-crash-dump.rst docs: mark orphan documents as such 2019-06-08 13:42:11 -06:00
pl111.rst drm: pl111: Update documentation 2020-07-23 10:06:22 +02:00
tegra.rst drm/tegra: Add driver documentation 2017-06-15 13:58:56 +02:00
todo.rst drm/docs: Fix todo.rst 2020-11-18 11:51:58 +01:00
tve200.rst drm/tve200: fix kernel-doc documentation comment include 2018-02-21 09:26:38 +02:00
v3d.rst drm/v3d: Add missing v3d documentation structure. 2018-07-05 11:42:50 -07:00
vc4.rst drm/vc4: Add a paragraph at the top of vc4 docs introducing what it is. 2017-02-28 12:51:49 -08:00
vga-switcheroo.rst drm/doc: Fix vga_switcheroo xref 2016-08-24 13:11:08 +02:00
vgaarbiter.rst drm: Replace HTTP links with HTTPS ones 2020-07-20 11:47:28 +02:00
vkms.rst drm/vkms: Add setup and testing information 2020-12-10 07:58:11 -03:00
xen-front.rst drm/xen-front: Remove CMA support 2018-04-18 10:18:27 +03:00