975 Commits

Author SHA1 Message Date
Maarten Lankhorst
ca31fef11d Backmerge remote-tracking branch 'drm/drm-next' into drm-misc-next
Required bump from v5.13-rc3 to v5.14-rc3, and to pick up sysfb compilation fixes.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-07-27 12:48:17 +02:00
Normunds Rieksts
90c7c70a0a drm/fourcc: Add modifier definitions for Arm Fixed Rate Compression
Arm Fixed Rate Compression (AFRC) is a proprietary fixed rate image
compression protocol and format.
It is designed to provide guaranteed bandwidth and memory footprint
reductions in graphics and media use-cases.

This patch aims to add modifier definitions for describing
AFRC.

Signed-off-by: Normunds Rieksts <normunds.rieksts@arm.com>
Reviewed-by: Liviu Dudau <liviu.dudau@arm.com>
Signed-off-by: Liviu Dudau <liviu.dudau@arm.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210701170709.39922-1-normunds.rieksts@arm.com
2021-07-23 16:10:22 +01:00
Matthew Auld
81340cf3bd drm/i915/uapi: reject set_domain for discrete
The CPU domain should be static for discrete, and on DG1 we don't need
any flushing since everything is already coherent, so really all this
does is an object wait, for which we have an ioctl. Longer term the
desired caching should be an immutable creation time property for the
BO, which can be set with something like gem_create_ext.

One other user is iris + userptr, which uses the set_domain to probe all
the pages to check if the GUP succeeds, however we now have a PROBE
flag for this purpose.

v2: add some more kernel doc, also add the implicit rules with caching

Suggested-by: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Kenneth Graunke <kenneth@whitecape.org>
Cc: Jason Ekstrand <jason@jlekstrand.net>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Ramalingam C <ramalingam.c@intel.com>
Reviewed-by: Ramalingam C <ramalingam.c@intel.com>
Acked-by: Kenneth Graunke <kenneth@whitecape.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210715101536.2606307-5-matthew.auld@intel.com
2021-07-23 11:55:32 +01:00
Dave Airlie
8da49a33dd drm-misc-next for v5.15-rc1:
UAPI Changes:
 - Remove sysfs stats for dma-buf attachments, as it causes a performance regression.
   Previous merge is not in a rc kernel yet, so no userspace regression possible.
 
 Cross-subsystem Changes:
 - Sanitize user input in kyro's viewport ioctl.
 - Use refcount_t in fb_info->count
 - Assorted fixes to dma-buf.
 - Extend x86 efifb handling to all archs.
 - Fix neofb divide by 0.
 - Document corpro,gm7123 bridge dt bindings.
 
 Core Changes:
 - Slightly rework drm master handling.
 - Cleanup vgaarb handling.
 - Assorted fixes.
 
 Driver Changes:
 - Add support for ws2401 panel.
 - Assorted fixes to stm, ast, bochs.
 - Demidlayer ingenic irq.
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Merge tag 'drm-misc-next-2021-07-22' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

drm-misc-next for v5.15-rc1:

UAPI Changes:
- Remove sysfs stats for dma-buf attachments, as it causes a performance regression.
  Previous merge is not in a rc kernel yet, so no userspace regression possible.

Cross-subsystem Changes:
- Sanitize user input in kyro's viewport ioctl.
- Use refcount_t in fb_info->count
- Assorted fixes to dma-buf.
- Extend x86 efifb handling to all archs.
- Fix neofb divide by 0.
- Document corpro,gm7123 bridge dt bindings.

Core Changes:
- Slightly rework drm master handling.
- Cleanup vgaarb handling.
- Assorted fixes.

Driver Changes:
- Add support for ws2401 panel.
- Assorted fixes to stm, ast, bochs.
- Demidlayer ingenic irq.

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

From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/2d0d2fe8-01fc-e216-c3fd-38db9e69944e@linux.intel.com
2021-07-23 11:32:43 +10:00
Maarten Lankhorst
7961c5b60f drm/i915: Add TTM offset argument to mmap.
The FIXED mapping is only used for ttm, and tells userspace that the
mapping type is pre-defined. This disables the other type of mmap
offsets when discrete memory is used, so fix the selftests as well.

Document the struct as well, so it shows up in docbook.

Cc: Jason Ekstrand <jason@jlekstrand.net>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
[mauld: Included minor fixes from the review comments]
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210714122833.766586-1-maarten.lankhorst@linux.intel.com
2021-07-21 16:50:35 +01:00
Dave Airlie
588b3eee52 drm-misc-next for v5.15:
UAPI Changes:
 
 Cross-subsystem Changes:
 - udmabuf: Add support for mapping hugepages
 - Add dma-buf stats to sysfs.
 - Assorted fixes to fbdev/omap2.
 - dma-buf: Document DMA_BUF_IOCTL_SYNC
 - Improve dma-buf non-dynamic exporter expectations better.
 - Add module parameters for dma-buf size and list limit.
 - Add HDMI codec support to vc4, to replace vc4's own codec.
 - Document dma-buf implicit fencing rules.
 - dma_resv_test_signaled test_all handling.
 
 Core Changes:
 - Extract i915's eDP backlight code into DRM helpers.
 - Assorted docbook updates.
 - Rework drm_dp_aux documentation.
 - Add support for the DP aux bus.
 - Shrink dma-fence-chain slightly.
 - Add alloc/free helpers for dma-fence-chain.
 - Assorted fixes to TTM., drm/of, bridge
 - drm_gem_plane_helper_prepare/cleanup_fb is now the default for gem drivers.
 - Small fix for scheduler completion.
 - Remove use of drm_device.irq_enabled.
 - Print the driver name to dmesg when registering framebuffer.
 - Export drm/gem's shadow plane handling, and use it in vkms.
 - Assorted small fixes.
 
 Driver Changes:
 - Add eDP backlight to nouveau.
 - Assorted fixes and cleanups to nouveau, panfrost, vmwgfx, anx7625,
   amdgpu, gma500, radeon, mgag200, vgem, vc4, vkms, omapdrm.
 - Add support for Samsung DB7430, Samsung ATNA33XC20, EDT ETMV570G2DHU,
   EDT ETM0350G0DH6, Innolux EJ030NA panels.
 - Fix some simple pannels missing bus_format and connector types.
 - Add mks-guest-stats instrumentation support to vmwgfx.
 - Merge i915-ttm topic branch.
 - Make s6e63m0 panel use Mipi-DBI helpers.
 - Add detect() supoprt for AST.
 - Use interrupts for hotplug on vc4.
 - vmwgfx is now moved to drm-misc-next, as sroland is no longer a maintainer for now.
 - vmwgfx now uses copies of vmware's internal device headers.
 - Slowly convert ti-sn65dsi83 over to atomic.
 - Rework amdgpu dma-resv handling.
 - Fix virtio fencing for planes.
 - Ensure amdgpu can always evict to SYSTEM.
 - Many drivers fixed for implicit fencing rules.
 - Set default prepare/cleanup fb for tiny, vram and simple helpers too.
 - Rework panfrost gpu reset and related serialization.
 - Update VKMS todo list.
 - Make bochs a tiny gpu driver, and use vram helper.
 - Use linux irq interfaces instead of drm_irq in some drivers.
 - Add support for Raspberry Pi Pico to GUD.
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Merge tag 'drm-misc-next-2021-07-16' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

drm-misc-next for v5.15:

UAPI Changes:

Cross-subsystem Changes:
- udmabuf: Add support for mapping hugepages
- Add dma-buf stats to sysfs.
- Assorted fixes to fbdev/omap2.
- dma-buf: Document DMA_BUF_IOCTL_SYNC
- Improve dma-buf non-dynamic exporter expectations better.
- Add module parameters for dma-buf size and list limit.
- Add HDMI codec support to vc4, to replace vc4's own codec.
- Document dma-buf implicit fencing rules.
- dma_resv_test_signaled test_all handling.

Core Changes:
- Extract i915's eDP backlight code into DRM helpers.
- Assorted docbook updates.
- Rework drm_dp_aux documentation.
- Add support for the DP aux bus.
- Shrink dma-fence-chain slightly.
- Add alloc/free helpers for dma-fence-chain.
- Assorted fixes to TTM., drm/of, bridge
- drm_gem_plane_helper_prepare/cleanup_fb is now the default for gem drivers.
- Small fix for scheduler completion.
- Remove use of drm_device.irq_enabled.
- Print the driver name to dmesg when registering framebuffer.
- Export drm/gem's shadow plane handling, and use it in vkms.
- Assorted small fixes.

Driver Changes:
- Add eDP backlight to nouveau.
- Assorted fixes and cleanups to nouveau, panfrost, vmwgfx, anx7625,
  amdgpu, gma500, radeon, mgag200, vgem, vc4, vkms, omapdrm.
- Add support for Samsung DB7430, Samsung ATNA33XC20, EDT ETMV570G2DHU,
  EDT ETM0350G0DH6, Innolux EJ030NA panels.
- Fix some simple pannels missing bus_format and connector types.
- Add mks-guest-stats instrumentation support to vmwgfx.
- Merge i915-ttm topic branch.
- Make s6e63m0 panel use Mipi-DBI helpers.
- Add detect() supoprt for AST.
- Use interrupts for hotplug on vc4.
- vmwgfx is now moved to drm-misc-next, as sroland is no longer a maintainer for now.
- vmwgfx now uses copies of vmware's internal device headers.
- Slowly convert ti-sn65dsi83 over to atomic.
- Rework amdgpu dma-resv handling.
- Fix virtio fencing for planes.
- Ensure amdgpu can always evict to SYSTEM.
- Many drivers fixed for implicit fencing rules.
- Set default prepare/cleanup fb for tiny, vram and simple helpers too.
- Rework panfrost gpu reset and related serialization.
- Update VKMS todo list.
- Make bochs a tiny gpu driver, and use vram helper.
- Use linux irq interfaces instead of drm_irq in some drivers.
- Add support for Raspberry Pi Pico to GUD.

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

# gpg: Signature made Fri 16 Jul 2021 21:06:04 AEST
# gpg:                using RSA key B97BD6A80CAC4981091AE547FE558C72A67013C3
# gpg: Good signature from "Maarten Lankhorst <maarten.lankhorst@linux.intel.com>" [expired]
# gpg:                 aka "Maarten Lankhorst <maarten@debian.org>" [expired]
# gpg:                 aka "Maarten Lankhorst <maarten.lankhorst@canonical.com>" [expired]
# gpg: Note: This key has expired!
# Primary key fingerprint: B97B D6A8 0CAC 4981 091A  E547 FE55 8C72 A670 13C3
From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/444811c3-cbec-e9d5-9a6b-9632eda7962a@linux.intel.com
2021-07-21 11:58:28 +10:00
Juan A. Suarez Romero
26a4dc29b7 drm/v3d: Expose performance counters to userspace
The V3D engine has several hardware performance counters that can of
interest for userspace performance analysis tools.

This exposes new ioctls to create and destroy performance monitor
objects, as well as to query the counter values.

Each created performance monitor object has an ID that can be attached
to CL/CSD submissions, so the driver enables the requested counters when
the job is submitted, and updates the performance monitor values when
the job is done.

It is up to the user to ensure all the jobs have been finished before
getting the performance monitor values. It is also up to the user to
properly synchronize BCL jobs when submitting jobs with different
performance monitors attached.

Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: David Airlie <airlied@linux.ie>
Cc: Emma Anholt <emma@anholt.net>
To: dri-devel@lists.freedesktop.org
Signed-off-by: Juan A. Suarez Romero <jasuarez@igalia.com>
Acked-by: Melissa Wen <mwen@igalia.com>
Signed-off-by: Melissa Wen <melissa.srw@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210608111541.461991-1-jasuarez@igalia.com
2021-07-21 00:19:59 +01:00
Matthew Auld
aef7b67a79 drm/i915/uapi: convert drm_i915_gem_userptr to kernel doc
Add the missing kernel-doc.

Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Kenneth Graunke <kenneth@whitecape.org>
Cc: Jason Ekstrand <jason@jlekstrand.net>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Ramalingam C <ramalingam.c@intel.com>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210715101536.2606307-3-matthew.auld@intel.com
2021-07-20 11:25:06 +01:00
Matthew Auld
e7737b67ab drm/i915/uapi: reject caching ioctls for discrete
It's a noop on DG1, and in the future when need to support other devices
which let us control the coherency, then it should be an immutable
creation time property for the BO. This will likely be controlled
through a new gem_create_ext extension.

v2: add some kernel doc for the discrete changes, and document the
    implicit rules

Suggested-by: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Kenneth Graunke <kenneth@whitecape.org>
Cc: Jason Ekstrand <jason@jlekstrand.net>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Ramalingam C <ramalingam.c@intel.com>
Reviewed-by: Ramalingam C <ramalingam.c@intel.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210715101536.2606307-2-matthew.auld@intel.com
2021-07-20 11:24:37 +01:00
Matthew Auld
3aa8c57fe2 drm/i915/uapi: convert drm_i915_gem_set_domain to kernel doc
Convert all the drm_i915_gem_set_domain bits to proper kernel doc.

Suggested-by: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Kenneth Graunke <kenneth@whitecape.org>
Cc: Jason Ekstrand <jason@jlekstrand.net>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Ramalingam C <ramalingam.c@intel.com>
Reviewed-by: Ramalingam C <ramalingam.c@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210705135310.1502437-4-matthew.auld@intel.com
2021-07-14 09:03:16 +01:00
Matthew Auld
289f5a7200 drm/i915/uapi: convert drm_i915_gem_caching to kernel doc
Convert all the drm_i915_gem_caching bits to proper kernel doc.

Suggested-by: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Kenneth Graunke <kenneth@whitecape.org>
Cc: Jason Ekstrand <jason@jlekstrand.net>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Ramalingam C <ramalingam.c@intel.com>
Reviewed-by: Ramalingam C <ramalingam.c@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210705135310.1502437-2-matthew.auld@intel.com
2021-07-14 09:00:45 +01:00
Rodrigo Vivi
611ac726f9 Merge drm/drm-next into drm-intel-gt-next
Catching up with 5.14-rc1 and also preparing for a
needed common topic branch for the "Minor revid/stepping
and workaround cleanup"

Reference: https://patchwork.freedesktop.org/series/92299/
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
2021-07-13 15:52:51 -04:00
Jason Ekstrand
4a766ae40e drm/i915: Drop the CONTEXT_CLONE API (v2)
This API allows one context to grab bits out of another context upon
creation.  It can be used as a short-cut for setparam(getparam()) for
things like I915_CONTEXT_PARAM_VM.  However, it's never been used by any
real userspace.  It's used by a few IGT tests and that's it.  Since it
doesn't add any real value (most of the stuff you can CLONE you can copy
in other ways), drop it.

There is one thing that this API allows you to clone which you cannot
clone via getparam/setparam: timelines.  However, timelines are an
implementation detail of i915 and not really something that needs to be
exposed to userspace.  Also, sharing timelines between contexts isn't
obviously useful and supporting it has the potential to complicate i915
internally.  It also doesn't add any functionality that the client can't
get in other ways.  If a client really wants a shared timeline, they can
use a syncobj and set it as an in and out fence on every submit.

v2 (Jason Ekstrand):
 - More detailed commit message

Signed-off-by: Jason Ekstrand <jason@jlekstrand.net>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20210708154835.528166-7-jason@jlekstrand.net
2021-07-08 19:44:04 +02:00
Jason Ekstrand
6ff6d61dd2 drm/i915: Drop I915_CONTEXT_PARAM_NO_ZEROMAP
The idea behind this param is to support OpenCL drivers with relocations
because OpenCL reserves 0x0 for NULL and, if we placed memory there, it
would confuse CL kernels.  It was originally sent out as part of a patch
series including libdrm [1] and Beignet [2] support.  However, the
libdrm and Beignet patches never landed in their respective upstream
projects so this API has never been used.  It's never been used in Mesa
or any other driver, either.

Dropping this API allows us to delete a small bit of code.

[1]: https://lists.freedesktop.org/archives/intel-gfx/2015-May/067030.html
[2]: https://lists.freedesktop.org/archives/intel-gfx/2015-May/067031.html

Signed-off-by: Jason Ekstrand <jason@jlekstrand.net>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20210708154835.528166-4-jason@jlekstrand.net
2021-07-08 19:43:43 +02:00
Jason Ekstrand
fe4751c3d5 drm/i915: Drop I915_CONTEXT_PARAM_RINGSIZE
This reverts commit 88be76cdafc7 ("drm/i915: Allow userspace to specify
ringsize on construction").  This API was originally added for OpenCL
but the compute-runtime PR has sat open for a year without action so we
can still pull it out if we want.  I argue we should drop it for three
reasons:

 1. If the compute-runtime PR has sat open for a year, this clearly
    isn't that important.

 2. It's a very leaky API.  Ring size is an implementation detail of the
    current execlist scheduler and really only makes sense there.  It
    can't apply to the older ring-buffer scheduler on pre-execlist
    hardware because that's shared across all contexts and it won't
    apply to the GuC scheduler that's in the pipeline.

 3. Having userspace set a ring size in bytes is a bad solution to the
    problem of having too small a ring.  There is no way that userspace
    has the information to know how to properly set the ring size so
    it's just going to detect the feature and always set it to the
    maximum of 512K.  This is what the compute-runtime PR does.  The
    scheduler in i915, on the other hand, does have the information to
    make an informed choice.  It could detect if the ring size is a
    problem and grow it itself.  Or, if that's too hard, we could just
    increase the default size from 16K to 32K or even 64K instead of
    relying on userspace to do it.

Let's drop this API for now and, if someone decides they really care
about solving this problem, they can do it properly.

Signed-off-by: Jason Ekstrand <jason@jlekstrand.net>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20210708154835.528166-2-jason@jlekstrand.net
2021-07-08 19:43:27 +02:00
Dave Airlie
334200bf52 Merge tag 'drm-msm-next-2021-06-23b' of https://gitlab.freedesktop.org/drm/msm into drm-next
* devcoredump support for display errors
* dpu: irq cleanup/refactor
* dpu: dt bindings conversion to yaml
* dsi: dt bindings conversion to yaml
* mdp5: alpha/blend_mode/zpos support
* a6xx: cached coherent buffer support
* a660 support
* gpu iova fault improvements:
   - info about which block triggered the fault, etc
   - generation of gpu devcoredump on fault
* assortment of other cleanups and fixes

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Rob Clark <robdclark@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/CAF6AEGs4=qsGBBbyn-4JWqW4-YUSTKh67X3DsPQ=T2D9aXKqNA@mail.gmail.com
2021-06-24 07:21:16 +10:00
Jonathan Marek
9ef364432d drm/msm: deprecate MSM_BO_UNCACHED (map as writecombine instead)
There shouldn't be any reason to ever use uncached over writecombine,
so just use writecombine for MSM_BO_UNCACHED.

Note: userspace never used MSM_BO_UNCACHED anyway

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Acked-by: Jordan Crouse <jordan@cosmicpenguin.net>
Link: https://lore.kernel.org/r/20210423190833.25319-6-jonathan@marek.ca
Signed-off-by: Rob Clark <robdclark@chromium.org>
2021-06-23 07:32:14 -07:00
Jonathan Marek
d12e339044 drm/msm: add MSM_BO_CACHED_COHERENT
Add a new cache mode for creating coherent host-cached BOs.

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Reviewed-by: Jordan Crouse <jcrouse@codeaurora.org>
Link: https://lore.kernel.org/r/20210423190833.25319-5-jonathan@marek.ca
Signed-off-by: Rob Clark <robdclark@chromium.org>
2021-06-23 07:32:14 -07:00
Tvrtko Ursulin
577729533c drm/i915: Document the Virtual Engine uAPI
A little bit of documentation covering the topics of engine discovery,
context engine maps and virtual engines. It is not very detailed but
supposed to be a starting point of giving a brief high level overview of
general principles and intended use cases.

v2:
 * Have the text in uapi header and link from there.

v4:
 * Link from driver-uapi.rst.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20210618150036.2507653-1-tvrtko.ursulin@linux.intel.com
2021-06-21 09:29:41 +01:00
Tvrtko Ursulin
c649432e86 drm/i915: Fix busy ioctl commentary
Just tidy one instance of incorrect context parameter name and a stray
sentence ending from before reporting was converted to be class based.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210611132221.1055650-1-tvrtko.ursulin@linux.intel.com
2021-06-14 10:11:16 +01:00
Leandro Ribeiro
ade0e676ec drm/doc: document drm_mode_get_plane
Add a small description and document struct fields of
drm_mode_get_plane.

Signed-off-by: Leandro Ribeiro <leandro.ribeiro@collabora.com>
Reviewed-by: Pekka Paalanen <pekka.paalanen@collabora.com>
Signed-off-by: Simon Ser <contact@emersion.fr>
Link: https://patchwork.freedesktop.org/patch/msgid/20210611213516.77904-2-leandro.ribeiro@collabora.com
2021-06-14 09:22:07 +02:00
Thomas Zimmermann
00f4471e42 Merge drm/drm-next into drm-misc-next
Backmerge to prepare for i915-ttm topic branch.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
2021-06-14 06:55:50 +02:00
Martin Krastev
7a7a933edd drm/vmwgfx: Introduce VMware mks-guest-stats
VMware mks-guest-stats mechanism allows the collection of performance stats from
guest userland GL contexts, as well as from vmwgfx kernelspace, via a set of sw-
defined performance counters. The userspace performance counters are (de)registerd
with vmware-vmx-stats hypervisor via new iocts. The vmwgfx kernelspace counters
are controlled at build-time via a new config DRM_VMWGFX_MKSSTATS.

* Add vmw_mksstat_{add|remove|reset}_ioctl controlling the tracking of
  mks-guest-stats in guest winsys contexts
* Add DRM_VMWGFX_MKSSTATS config to drivers/gpu/drm/vmwgfx/Kconfig controlling
  the instrumentation of vmwgfx for kernelspace mks-guest-stats counters
* Instrument vmwgfx vmw_execbuf_ioctl to collect mks-guest-stats according to
  DRM_VMWGFX_MKSSTATS

Signed-off-by: Martin Krastev <krastevm@vmware.com>
Reviewed-by: Zack Rusin <zackr@vmware.com>
Signed-off-by: Zack Rusin <zackr@vmware.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210609172307.131929-3-zackr@vmware.com
2021-06-12 00:00:53 -04:00
Dave Airlie
0666cba1f5 Merge branch 'etnaviv/next' of https://git.pengutronix.de/git/lst/linux into drm-next
- remove redundant NULL checks by various people
- fix sparse checker warnings from Marc
- expose more GPU ID values to userspace from Christian
- add HWDB entry for GPU found on i.MX8MP from Sascha
- rework of the linear window calculation to better deal with
  systems with large regions of reserved RAM

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Lucas Stach <l.stach@pengutronix.de>
Link: https://patchwork.freedesktop.org/patch/msgid/f27e1ec2c2fea310bfb6fe6c99174a54e9dfba83.camel@pengutronix.de
2021-06-11 13:00:58 +10:00
Leandro Ribeiro
26594678d0 drm/doc: document how userspace should find out CRTC index
In this patch we add a section to document what userspace should do to
find out the CRTC index. This is important as they may be many places in
the documentation that need this, so it's better to just point to this
section and avoid repetition.

Signed-off-by: Leandro Ribeiro <leandro.ribeiro@collabora.com>
Reviewed-by: Pekka Paalanen <pekka.paalanen@collabora.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20210609230039.73307-2-leandro.ribeiro@collabora.com
2021-06-10 19:14:47 +02:00
Dave Airlie
c707b73f0c Merge tag 'amd-drm-next-5.14-2021-06-09' of https://gitlab.freedesktop.org/agd5f/linux into drm-next
amd-drm-next-5.14-2021-06-09:

amdgpu:
- SR-IOV fixes
- Smartshift updates
- GPUVM TLB flush updates
- 16bpc fixed point display fix for DCE11
- BACO cleanups and core refactoring
- Aldebaran updates
- Initial Yellow Carp support
- RAS fixes
- PM API cleanup
- DC visual confirm updates
- DC DP MST fixes
- DC DML fixes
- Misc code cleanups and bug fixes

amdkfd:
- Initial Yellow Carp support

radeon:
- memcpy_to/from_io fixes

UAPI:
- Add Yellow Carp chip family id
  Used internally in the kernel driver and by mesa

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210610031649.4006-1-alexander.deucher@amd.com
2021-06-10 13:47:13 +10:00
Dave Airlie
09b020bb05 drm-misc-next for 5.14:
UAPI Changes:
 
  * drm/panfrost: Export AFBC_FEATURES register to userspace
 
 Cross-subsystem Changes:
 
  * dma-buf: Fix debug printing; Rename dma_resv_*() functions + changes
    in callers; Cleanups
 
 Core Changes:
 
  * Add prefetching memcpy for WC
 
  * Avoid circular dependency on CONFIG_FB
 
  * Cleanups
 
  * Documentation fixes throughout DRM
 
  * ttm: Make struct ttm_resource the base of all managers + changes
    in all users of TTM; Add a generic memcpy for page-based iomem; Remove
    use of VM_MIXEDMAP; Cleanups
 
 Driver Changes:
 
  * drm/bridge: Add TI SN65DSI83 and SN65DSI84 + DT bindings
 
  * drm/hyperv: Add DRM driver for HyperV graphics output
 
  * drm/msm: Fix module dependencies
 
  * drm/panel: KD53T133: Support rotation
 
  * drm/pl111: Fix module dependencies
 
  * drm/qxl: Fixes
 
  * drm/stm: Cleanups
 
  * drm/sun4i: Be explicit about format modifiers
 
  * drm/vc4: Use struct gpio_desc; Cleanups
 
  * drm/vgem: Cleanups
 
  * drm/vmwgfx: Use ttm_bo_move_null() if there's nothing to copy
 
  * fbdev/mach64: Cleanups
 
  * fbdev/mb862xx: Use DEVICE_ATTR_RO
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Merge tag 'drm-misc-next-2021-06-09' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

drm-misc-next for 5.14:

UAPI Changes:

 * drm/panfrost: Export AFBC_FEATURES register to userspace

Cross-subsystem Changes:

 * dma-buf: Fix debug printing; Rename dma_resv_*() functions + changes
   in callers; Cleanups

Core Changes:

 * Add prefetching memcpy for WC

 * Avoid circular dependency on CONFIG_FB

 * Cleanups

 * Documentation fixes throughout DRM

 * ttm: Make struct ttm_resource the base of all managers + changes
   in all users of TTM; Add a generic memcpy for page-based iomem; Remove
   use of VM_MIXEDMAP; Cleanups

Driver Changes:

 * drm/bridge: Add TI SN65DSI83 and SN65DSI84 + DT bindings

 * drm/hyperv: Add DRM driver for HyperV graphics output

 * drm/msm: Fix module dependencies

 * drm/panel: KD53T133: Support rotation

 * drm/pl111: Fix module dependencies

 * drm/qxl: Fixes

 * drm/stm: Cleanups

 * drm/sun4i: Be explicit about format modifiers

 * drm/vc4: Use struct gpio_desc; Cleanups

 * drm/vgem: Cleanups

 * drm/vmwgfx: Use ttm_bo_move_null() if there's nothing to copy

 * fbdev/mach64: Cleanups

 * fbdev/mb862xx: Use DEVICE_ATTR_RO

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

From: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/YMBw3DF2b9udByfT@linux-uq9g
2021-06-10 11:28:09 +10:00
Aaron Liu
90a187d26f drm/amdgpu: add uapi to define yellow carp series
Add a flag to define yellow carp series.

Signed-off-by: Aaron Liu <aaron.liu@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2021-06-04 16:03:05 -04:00
Alyssa Rosenzweig
3e2926f875 drm/panfrost: Add AFBC_FEATURES parameter
The value of the AFBC_FEATURES register is required by userspace to
determine AFBC support on Bifrost. A user on our IRC channel (#panfrost)
reported a workload that raised a fault on one system's Mali G31 but
worked flawlessly with another system's Mali G31. We determined the
cause to be missing AFBC support on one vendor's Mali implementation --
it turns out AFBC is optional on Bifrost!

Whether AFBC is supported or not is exposed in the AFBC_FEATURES
register on Bifrost, which reads back as 0 on Midgard. A zero value
indicates AFBC is fully supported, provided the architecture itself
supports AFBC, allowing backwards-compatibility with Midgard. Bits 0 and
15 indicate that AFBC support is absent for texturing and rendering
respectively.

The user experiencing the fault reports that AFBC_FEATURES reads back
0x10001 on their system, confirming the architectural lack of AFBC.
Userspace needs this parameter to know to disable AFBC on that
chip, and perhaps others.

v2: Fix typo from copy-paste fail.

v3: Bump the UABI version. This commit was cherry-picked from another
series so chalking this up to a rebase fail.

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Reviewed-by: Steven Price <steven.price@arm.com>
Cc: Rob Herring <robh@kernel.org>
Cc: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Signed-off-by: Steven Price <steven.price@arm.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210604130011.3203-1-alyssa.rosenzweig@collabora.com
2021-06-04 16:16:04 +01:00
Dave Airlie
5745d647d5 Merge tag 'amd-drm-next-5.14-2021-06-02' of https://gitlab.freedesktop.org/agd5f/linux into drm-next
amd-drm-next-5.14-2021-06-02:

amdgpu:
- GC/MM register access macro clean up for SR-IOV
- Beige Goby updates
- W=1 Fixes
- Aldebaran fixes
- Misc display fixes
- ACPI ATCS/ATIF handling rework
- SR-IOV fixes
- RAS fixes
- 16bpc fixed point format support
- Initial smartshift support
- RV/PCO power tuning fixes for suspend/resume
- More buffer object subclassing work
- Add new INFO query for additional vbios information
- Add new placement for preemptable SG buffers

amdkfd:
- Misc fixes

radeon:
- W=1 Fixes
- Misc cleanups

UAPI:
- Add new INFO query for additional vbios information
  Useful for debugging vbios related issues.  Proposed umr patch:
  https://patchwork.freedesktop.org/patch/433297/
- 16bpc fixed point format support
  IGT test:
  https://lists.freedesktop.org/archives/igt-dev/2021-May/031507.html
  Proposed Vulkan patch:
  a25d480207
- Add a new GEM flag which is only used internally in the kernel driver.  Userspace
  is not allowed to set it.

drm:
- 16bpc fixed point format fourcc

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210602214009.4553-1-alexander.deucher@amd.com
2021-06-04 06:13:57 +10:00
Dave Airlie
ccd1950c2f Merge tag 'drm-intel-gt-next-2021-05-28' of git://anongit.freedesktop.org/drm/drm-intel into drm-next
UAPI Changes:
- Add reworked uAPI for DG1 behind CONFIG_BROKEN (Matt A, Abdiel)

Driver Changes:

- Fix for Gitlab issues #3293 and #3450:
  Avoid kernel crash on older L-shape memory machines

- Add Wa_14010733141 (VDBox SFC reset) for Gen11+ (Aditya)
- Fix crash in auto_retire active retire callback due to
  misalignment (Stephane)
- Fix overlay active retire callback alignment (Tvrtko)
- Eliminate need to align active retire callbacks (Matt A, Ville,
  Daniel)
- Program FF_MODE2 tuning value for all Gen12 platforms (Caz)
- Add Wa_14011060649 for TGL,RKL,DG1 and ADLS (Swathi)
- Create stolen memory region from local memory on DG1 (CQ)
- Place PD in LMEM on dGFX (Matt A)
- Use WC when default state object is allocated in LMEM (Venkata)
- Determine the coherent map type based on object location (Venkata)
- Use lmem physical addresses for fb_mmap() on discrete (Mohammed)
- Bypass aperture on fbdev when LMEM is available (Anusha)
- Return error value when displayable BO not in LMEM for dGFX (Mohammed)
- Do release kernel context if breadcrumb measure fails (Janusz)
- Hide modparams for compiled-out features (Tvrtko)
- Apply Wa_22010271021 for all Gen11 platforms (Caz)
- Fix unlikely ref count race in arming the watchdog timer (Tvrtko)
- Check actual RC6 enable status in PMU (Tvrtko)
- Fix a double free in gen8_preallocate_top_level_pdp (Lv)
- Use trylock in shrinker for GGTT on BSW VT-d and BXT (Maarten)
- Remove erroneous i915_is_ggtt check for
  I915_GEM_OBJECT_UNBIND_VM_TRYLOCK (Maarten)

- Convert uAPI headers to real kerneldoc (Matt A)
- Clean up kerneldoc warnings headers (Matt A, Maarten)
- Fail driver if LMEM training failed (Matt R)
- Avoid div-by-zero on Gen2 (Ville)
- Read C0DRB3/C1DRB3 as 16 bits again and add _BW suffix (Ville)
- Remove reference to struct drm_device.pdev (Thomas)
- Increase separation between GuC and execlists code (Chris, Matt B)

- Use might_alloc() (Bernard)
- Split DGFX_FEATURES from GEN12_FEATURES (Lucas)
- Deduplicate Wa_22010271021 programming on (Jose)
- Drop duplicate WaDisable4x2SubspanOptimization:hsw (Tvrtko)
- Selftest improvements (Chris, Hsin-Yi, Tvrtko)
- Shuffle around init_memory_region for stolen (Matt)
- Typo fixes (wengjianfeng)

[airlied: fix conflict with fixes in i915_active.c]
Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/YLCbBR22BsQ/dpJB@jlahtine-mobl.ger.corp.intel.com
2021-06-02 14:15:54 +10:00
Jiawei Gu
29b4c589b4 drm/amdgpu: Add vbios info ioctl interface
Add AMDGPU_INFO_VBIOS_INFO subquery id for detailed vbios info.

Provides a way for the user application to get the VBIOS
information without having to parse the binary.
It is useful for the user to be able to display in a simple way the VBIOS
version in their system if they happen to encounter an issue.

V2:
Use numeric serial.
Parse and expose vbios version string.

V3:
Remove redundant data in drm_amdgpu_info_vbios struct.

V4:
64 bit alignment in drm_amdgpu_info_vbios.

v5: squash together all the reverts, etc. (Alex)

Signed-off-by: Jiawei Gu <Jiawei.Gu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2021-06-01 22:55:39 -04:00
Simon Ser
2e290c8d8d drm: document minimum kernel version for DRM_CLIENT_CAP_*
The kernel versions including the following commits are referenced:

DRM_CLIENT_CAP_STEREO_3D
61d8e3282541 ("drm: Add a STEREO_3D capability to the SET_CLIENT_CAP ioctl")

DRM_CLIENT_CAP_UNIVERSAL_PLANES
681e7ec73044 ("drm: Allow userspace to ask for universal plane list (v2)")
c7dbc6c9ae5c ("drm: Remove command line guard for universal planes")

DRM_CLIENT_CAP_ATOMIC
88a48e297b3a ("drm: add atomic properties")
8b72ce158cf0 ("drm: Always enable atomic API")

DRM_CLIENT_CAP_ASPECT_RATIO
7595bda2fb43 ("drm: Add DRM client cap for aspect-ratio")

DRM_CLIENT_CAP_WRITEBACK_CONNECTORS
d67b6a206507 ("drm: writeback: Add client capability for exposing writeback connectors")

Signed-off-by: Simon Ser <contact@emersion.fr>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Acked-by: Daniel Stone <daniels@collabora.com>
Acked-by: Pekka Paalanen <pekka.paalanen@collabora.com>
Link: https://patchwork.freedesktop.org/patch/434202/
2021-05-31 18:57:22 +02:00
Simon Ser
bbf4627ba6 drm: clarify and linkify DRM_CLIENT_CAP_WRITEBACK_CONNECTORS docs
Make it clear that the client is responsible for enabling ATOMIC
prior to enabling WRITEBACK_CONNECTORS. Linkify the reference to
ATOMIC.

Signed-off-by: Simon Ser <contact@emersion.fr>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Acked-by: Daniel Stone <daniels@collabora.com>
Acked-by: Pekka Paalanen <pekka.paalanen@collabora.com>
Link: https://patchwork.freedesktop.org/patch/434200/
2021-05-31 18:57:17 +02:00
Simon Ser
88938bf343 drm: reference mode flags in DRM_CLIENT_CAP_* docs
In the docs for DRM_CLIENT_CAP_STEREO_3D and
DRM_CLIENT_CAP_ASPECT_RATIO, reference the DRM_MODE_FLAG_* defines
that get set when the cap is enabled.

Signed-off-by: Simon Ser <contact@emersion.fr>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Acked-by: Daniel Stone <daniels@collabora.com>
Acked-by: Pekka Paalanen <pekka.paalanen@collabora.com>
Link: https://patchwork.freedesktop.org/patch/434201/
2021-05-31 18:56:46 +02:00
Mario Kleiner
ff92ecf575 drm/fourcc: Add 16 bpc fixed point framebuffer formats.
These are 16 bits per color channel unsigned normalized formats.
They are supported by at least AMD display hw, and suitable for
direct scanout of Vulkan swapchain images in the format
VK_FORMAT_R16G16B16A16_UNORM.

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Mario Kleiner <mario.kleiner.de@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2021-05-27 15:00:47 -04:00
Felix Kuehling
b453e42a6e drm/amdgpu: Add new placement for preemptible SG BOs
SG BOs such as dmabuf imports and userptr BOs do not consume system
resources directly. Instead they point to resources owned elsewhere.
They typically get evicted by DMABuf move notifiers of MMU notifiers.
If those notifiers don't need to wait for hardware fences (i.e. the SG
BOs are used in a preemptible context), then we don't need to limit
them to the GTT size and we don't need TTM to evict them.

Create a new placement for such preemptible SG BOs that does not impose
artificial size limits and TTM evictions.

Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2021-05-21 17:59:59 -04:00
Dave Airlie
c99c4d0ca5 Merge tag 'amd-drm-next-5.14-2021-05-19' of https://gitlab.freedesktop.org/agd5f/linux into drm-next
amd-drm-next-5.14-2021-05-19:

amdgpu:
- Aldebaran updates
- More LTTPR display work
- Vangogh updates
- SDMA 5.x GCR fixes
- RAS fixes
- PCIe ASPM support
- Modifier fixes
- Enable TMZ on Renoir
- Buffer object code cleanup
- Display overlay fixes
- Initial support for multiple eDP panels
- Initial SR-IOV support for Aldebaran
- DP link training refactor
- Misc code cleanups and bug fixes
- SMU regression fixes for variable sized arrays
- MAINTAINERS fixes for amdgpu

amdkfd:
- Initial SR-IOV support for Aldebaran
- Topology fixes
- Initial HMM SVM support
- Misc code cleanups and bug fixes

radeon:
- Misc code cleanups and bug fixes
- SMU regression fixes for variable sized arrays
- Flickering fix for Oland with multiple 4K displays

UAPI:
- amdgpu: Drop AMDGPU_GEM_CREATE_SHADOW flag.
  This was always a kernel internal flag and userspace use of it has always been blocked.
  It's no longer needed so remove it.
- amdkgd: HMM SVM support
  Overview: https://patchwork.freedesktop.org/series/85562/
  Porposed userspace: https://github.com/RadeonOpenCompute/ROCT-Thunk-Interface/tree/fxkamd/hmm-wip

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

From: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210520031258.231896-1-alexander.deucher@amd.com
2021-05-21 15:29:40 +10:00
Matthew Auld
2459e56fd8 drm/i915/uapi: implement object placement extension
Add new extension to support setting an immutable-priority-list of
potential placements, at creation time.

If we use the normal gem_create or gem_create_ext without the
extensions/placements then we still get the old behaviour with only
placing the object in system memory.

v2(Daniel & Jason):
    - Add a bunch of kernel-doc
    - Simplify design for placements extension

Testcase: igt/gem_create/create-ext-placement-sanity-check
Testcase: igt/gem_create/create-ext-placement-each
Testcase: igt/gem_create/create-ext-placement-all
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Signed-off-by: CQ Tang <cq.tang@intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Cc: Lionel Landwerlin <lionel.g.landwerlin@linux.intel.com>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: Kenneth Graunke <kenneth@whitecape.org>
Cc: Jason Ekstrand <jason@jlekstrand.net>
Cc: Dave Airlie <airlied@gmail.com>
Cc: dri-devel@lists.freedesktop.org
Cc: mesa-dev@lists.freedesktop.org
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210429103056.407067-6-matthew.auld@intel.com
2021-05-04 10:58:56 +01:00
Matthew Auld
ebcb402989 drm/i915/uapi: introduce drm_i915_gem_create_ext
Same old gem_create but with now with extensions support. This is needed
to support various upcoming usecases.

v2:(Chris)
    - Use separate ioctl number for gem_create_ext, instead of hijacking
      the existing gem_create ioctl, otherwise we run into the issue
      with being unable to detect if the kernel supports the new extension
      behaviour.
    - We now have gem_create_ext.flags, which should be zeroed.
    - I915_GEM_CREATE_EXT_SETPARAM value is now zero, since this is the
      index into our array of extensions.
    - Setup a "vanilla" object which we can directly apply our extensions
      to.
v3:(Daniel & Jason)
    - drop I915_GEM_CREATE_EXT_SETPARAM. Instead just have each extension
      do one thing only, instead of generic setparam which can cover
      various use cases.
    - add some kernel-doc.

Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Signed-off-by: CQ Tang <cq.tang@intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Cc: Lionel Landwerlin <lionel.g.landwerlin@linux.intel.com>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: Kenneth Graunke <kenneth@whitecape.org>
Cc: Jason Ekstrand <jason@jlekstrand.net>
Cc: Dave Airlie <airlied@gmail.com>
Cc: dri-devel@lists.freedesktop.org
Cc: mesa-dev@lists.freedesktop.org
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210429103056.407067-5-matthew.auld@intel.com
2021-05-04 10:58:56 +01:00
Abdiel Janulgue
710217292a drm/i915/query: Expose memory regions through the query uAPI
Returns the available memory region areas supported by the HW.

v2(Daniel & Jason):
    - Add some kernel-doc, including example usage.
    - Drop all the extra rsvd
v3(Jason & Tvrtko)
    - add back rsvd

Signed-off-by: Abdiel Janulgue <abdiel.janulgue@linux.intel.com>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Cc: Lionel Landwerlin <lionel.g.landwerlin@linux.intel.com>
Cc: Jon Bloomfield <jon.bloomfield@intel.com>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: Kenneth Graunke <kenneth@whitecape.org>
Cc: Jason Ekstrand <jason@jlekstrand.net>
Cc: Dave Airlie <airlied@gmail.com>
Cc: dri-devel@lists.freedesktop.org
Cc: mesa-dev@lists.freedesktop.org
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210429103056.407067-3-matthew.auld@intel.com
2021-05-04 10:58:51 +01:00
Simon Ser
8f86c82aba drm/connector: demote connector force-probes for non-master clients
Force-probing a connector can be slow and cause flickering. As this
affects the global KMS state, let's make it so only the DRM master
can force-probe a connector.

Non-master DRM clients won't be able to force-probe a connector
anymore. Instead, KMS will perform a regular read-only connector
query.

Signed-off-by: Simon Ser <contact@emersion.fr>
Acked-by: Pekka Paalanen <pekka.paalanen@collabora.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20210402112212.5625-1-contact@emersion.fr
2021-05-03 12:08:37 +02:00
Nirmoy Das
42daecfc20 drm/amdgpu: remove AMDGPU_GEM_CREATE_SHADOW flag
Remove unused AMDGPU_GEM_CREATE_SHADOW flag.
Userspace is never allowed to use this.

Signed-off-by: Nirmoy Das <nirmoy.das@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2021-04-23 17:18:56 -04:00
Matthew Auld
e3bdccafb5 drm/i915/uapi: convert i915_query and friend to kernel doc
Add a note about the two-step process.

v2(Tvrtko):
  - Also document the other method of just passing in a buffer which is
    large enough, which avoids two ioctl calls. Can make sense for
    smaller query items.
v3: prefer kernel-doc references for structs and members

Suggested-by: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: Kenneth Graunke <kenneth@whitecape.org>
Cc: Jason Ekstrand <jason@jlekstrand.net>
Cc: Dave Airlie <airlied@gmail.com>
Cc: dri-devel@lists.freedesktop.org
Cc: mesa-dev@lists.freedesktop.org
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Link: https://patchwork.freedesktop.org/patch/msgid/20210419105741.27844-4-matthew.auld@intel.com
2021-04-20 10:11:01 +01:00
Matthew Auld
19d053d477 drm/i915/uapi: convert i915_user_extension to kernel doc
Add some example usage for the extension chaining also, which is quite
nifty.

v2: (Daniel)
  - clarify that the name is just some integer, also document that the
    name space is not global
v3: prefer kernel-doc references for structs

Suggested-by: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: Kenneth Graunke <kenneth@whitecape.org>
Cc: Jason Ekstrand <jason@jlekstrand.net>
Cc: Dave Airlie <airlied@gmail.com>
Cc: dri-devel@lists.freedesktop.org
Cc: mesa-dev@lists.freedesktop.org
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Link: https://patchwork.freedesktop.org/patch/msgid/20210419105741.27844-3-matthew.auld@intel.com
2021-04-20 10:11:00 +01:00
Matthew Auld
2ef6a01fb6 drm/i915/uapi: fix kernel doc warnings
Fix the cases where it is almost already valid kernel doc, for the
others just nerf the warnings for now.

Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: Kenneth Graunke <kenneth@whitecape.org>
Cc: Jason Ekstrand <jason@jlekstrand.net>
Cc: Dave Airlie <airlied@gmail.com>
Cc: dri-devel@lists.freedesktop.org
Cc: mesa-dev@lists.freedesktop.org
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20210419105741.27844-1-matthew.auld@intel.com
2021-04-20 10:10:22 +01:00
Daniel Vetter
af8352f1ff Merge tag 'drm-msm-next-2021-04-11' of https://gitlab.freedesktop.org/drm/msm into drm-next
msm-next from Rob:
* Big DSI phy/pll cleanup. Includes some clk patches, acked by
  maintainer
* Initial support for sc7280
* compatibles fixes for sm8150/sm8250
* cleanups for all dpu gens to use same bandwidth scaling paths (\o/)
* various shrinker path lock contention optimizations
* unpin/swap support for GEM objects (disabled by default, enable with
  msm.enable_eviction=1 .. due to various combinations of iommu drivers
  with older gens I want to get more testing on hw I don't have in front
  of me before enabling by default)
* The usual assortment of misc fixes and cleanups

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
From: Rob Clark <robdclark@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/CAF6AEGvL=4aw15qoY8fbKG9FCgnx8Y-dCtf7xiFwTQSHopwSQg@mail.gmail.com
2021-04-13 23:35:54 +02:00
Rob Clark
3ab1c5cc39 drm/msm: Add param for userspace to query suspend count
Performance counts, and ALWAYS_ON counters used for capturing GPU
timestamps, lose their state across suspend/resume cycles.  Userspace
tooling for performance monitoring needs to be aware of this.  For
example, after a suspend userspace needs to recalibrate it's offset
between CPU and GPU time.

Signed-off-by: Rob Clark <robdclark@chromium.org>
Acked-by: Jordan Crouse <jordan@cosmicpenguin.net>
Link: https://lore.kernel.org/r/20210325012358.1759770-3-robdclark@gmail.com
Signed-off-by: Rob Clark <robdclark@chromium.org>
2021-04-07 11:05:43 -07:00
Dave Airlie
1539f71602 drm-misc-next for 5.13:
UAPI Changes:
 
 Cross-subsystem Changes:
 
 Core Changes:
   - mst: Improve topology logging
   - edid: Rework and improvements for displayid
 
 Driver Changes:
   - anx7625: Regulators support
   - bridge: Support for the Chipone ICN6211, Lontium LT8912B
   - lt9611: Fix 4k panels handling
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Merge tag 'drm-misc-next-2021-04-01' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

drm-misc-next for 5.13:

UAPI Changes:

Cross-subsystem Changes:

Core Changes:
  - mst: Improve topology logging
  - edid: Rework and improvements for displayid

Driver Changes:
  - anx7625: Regulators support
  - bridge: Support for the Chipone ICN6211, Lontium LT8912B
  - lt9611: Fix 4k panels handling

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

From: Maxime Ripard <maxime@cerno.tech>
Link: https://patchwork.freedesktop.org/patch/msgid/20210401110552.2b3yetlgsjtlotcn@gilmour
2021-04-07 17:32:12 +10:00
Dave Airlie
2f835b5dd8 special i915-gem-next pull as requested
- Conversion to dma_resv_locking, obj->mm.lock is gone (Maarten, with
   help from Thomas Hellström)
 - watchdog (Tvrtko, one patch to cancel individual request from Chris)
 - legacy ioctl cleanup (Jason+Ashutosh)
 - i915-gem TODO and RFC process doc (me)
 - i915_ prefix for vma_lookup (Liam Howlett) just because I spotted it
   and put it in here too
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Merge tag 'topic/i915-gem-next-2021-03-26' of ssh://git.freedesktop.org/git/drm/drm into drm-next

special i915-gem-next pull as requested

- Conversion to dma_resv_locking, obj->mm.lock is gone (Maarten, with
  help from Thomas Hellström)
- watchdog (Tvrtko, one patch to cancel individual request from Chris)
- legacy ioctl cleanup (Jason+Ashutosh)
- i915-gem TODO and RFC process doc (me)
- i915_ prefix for vma_lookup (Liam Howlett) just because I spotted it
  and put it in here too

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

From: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/YF24MHoOSjpKFEXA@phenom.ffwll.local
2021-04-01 06:24:13 +10:00