220 Commits

Author SHA1 Message Date
Thomas Zimmermann
71e801b9b4 drm: Clear fd/handle callbacks in struct drm_driver
Clear all assignments of struct drm_driver's fd/handle callbacks to
drm_gem_prime_fd_to_handle() and drm_gem_prime_handle_to_fd(). These
functions are called by default. Add a TODO item to convert vmwgfx
to the defaults as well.

v2:
	* remove TODO item (Zack)
	* also update amdgpu's amdgpu_partition_driver

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Simon Ser <contact@emersion.fr>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Jeffrey Hugo <quic_jhugo@quicinc.com> # qaic
Link: https://patchwork.freedesktop.org/patch/msgid/20230620080252.16368-3-tzimmermann@suse.de
2023-06-26 11:08:41 +02:00
Thomas Zimmermann
7f6f26d7ad Merge drm/drm-next into drm-misc-next
Backmerging drm-next to sync with msm tree. Resolves a conflict
between aperture-helper changes and msm's use of those interfaces.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
2023-04-16 20:11:53 +02:00
Daniel Vetter
62aeaeaa1b drm/aperture: Remove primary argument
Only really pci devices have a business setting this - it's for
figuring out whether the legacy vga stuff should be nuked too. And
with the preceding two patches those are all using the pci version of
this.

Which means for all other callers primary == false and we can remove
it now.

v2:
- Reorder to avoid compile fail (Thomas)
- Include gma500, which retained it's called to the non-pci version.

v4:
- fix Daniel's S-o-b address

v5:
- add back an S-o-b tag with Daniel's Intel address

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Javier Martinez Canillas <javierm@redhat.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Maxime Ripard <mripard@kernel.org>
Cc: Deepak Rawat <drawat.floss@gmail.com>
Cc: Neil Armstrong <neil.armstrong@linaro.org>
Cc: Kevin Hilman <khilman@baylibre.com>
Cc: Jerome Brunet <jbrunet@baylibre.com>
Cc: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: Jonathan Hunter <jonathanh@nvidia.com>
Cc: Emma Anholt <emma@anholt.net>
Cc: Helge Deller <deller@gmx.de>
Cc: David Airlie <airlied@gmail.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: linux-hyperv@vger.kernel.org
Cc: linux-amlogic@lists.infradead.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-tegra@vger.kernel.org
Cc: linux-fbdev@vger.kernel.org
Acked-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230406132109.32050-4-tzimmermann@suse.de
2023-04-16 14:17:41 +02:00
Thomas Zimmermann
71ec16f45e drm/tegra: Implement fbdev emulation as in-kernel client
Move code from ad-hoc fbdev callbacks into DRM client functions
and remove the old callbacks. The functions instruct the client
to poll for changed output or restore the display. The DRM core
calls both, the old callbacks and the new client helpers, from
the same places. The new functions perform the same operation as
before, so there's no change in functionality.

Replace all code that initializes or releases fbdev emulation
throughout the driver. Instead initialize the fbdev client by a
single call to tegra_fbdev_setup() after tegra has registered
its DRM device. As in most drivers, tegra's fbdev emulation now
acts like a regular DRM client.

The fbdev client setup consists of the initial preparation and the
hot-plugging of the display. The latter creates the fbdev device
and sets up the fbdev framebuffer. The setup performs display
hot-plugging once. If no display can be detected, DRM probe helpers
re-run the detection on each hotplug event.

A call to drm_dev_unregister() releases the client automatically.
No further action is required within tegra. If the fbdev
framebuffer has been fully set up, struct fb_ops.fb_destroy
implements the release. For partially initialized emulation, the
fbdev client reverts the initial setup.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2023-04-06 12:18:56 +02:00
Jason Gunthorpe
1369459b2e iommu: Add a gfp parameter to iommu_map()
The internal mechanisms support this, but instead of exposting the gfp to
the caller it wrappers it into iommu_map() and iommu_map_atomic()

Fix this instead of adding more variants for GFP_KERNEL_ACCOUNT.

Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Link: https://lore.kernel.org/r/1-v3-76b587fe28df+6e3-iommu_map_gfp_jgg@nvidia.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
2023-01-25 11:52:00 +01:00
Mikko Perttunen
fbc82b9b24 drm/tegra: Add Tegra234 support to NVDEC driver
Add support for the Tegra234 version of NVDEC to the NVDEC driver.
This version sports a RISC-V controller and requires a few additional
clocks. After firmware has been loaded, the behavior is, however,
backwards compatible.

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2022-11-25 16:14:58 +01:00
Robin Murphy
c2418f911a gpu: host1x: Avoid trying to use GART on Tegra20
Since commit c7e3ca515e78 ("iommu/tegra: gart: Do not register with
bus") quite some time ago, the GART driver has effectively disabled
itself to avoid issues with the GPU driver expecting it to work in ways
that it doesn't. As of commit 57365a04c921 ("iommu: Move bus setup to
IOMMU device registration") that bodge no longer works, but really the
GPU driver should be responsible for its own behaviour anyway. Make the
workaround explicit.

Reported-by: Jon Hunter <jonathanh@nvidia.com>
Suggested-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2022-11-18 09:33:20 +01:00
Dave Airlie
8daecf6112 drm/tegra: Changes for v5.20-rc1
The bulk of these changes adds support for context isolation for the
 various supported host1x engines, as well as support for the hardware
 found on the new Tegra234 SoC generation.
 
 There's also a couple of fixes and cleanups. To round things off, the
 device tree bindings are converted to the new json-schema format that
 allows DTBs to be validated.
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Merge tag 'drm/tegra/for-5.20-rc1' of https://gitlab.freedesktop.org/drm/tegra into drm-next

drm/tegra: Changes for v5.20-rc1

The bulk of these changes adds support for context isolation for the
various supported host1x engines, as well as support for the hardware
found on the new Tegra234 SoC generation.

There's also a couple of fixes and cleanups. To round things off, the
device tree bindings are converted to the new json-schema format that
allows DTBs to be validated.

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

From: Thierry Reding <thierry.reding@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220708181136.673789-1-thierry.reding@gmail.com
2022-07-12 16:50:05 +10:00
Mikko Perttunen
9550669c19 drm/tegra: vic: Add Tegra234 support
Add Tegra234 support for VIC. It is backwards compatible with
Tegra194.

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2022-07-08 16:27:53 +02:00
Ville Syrjälä
720cf96d8f drm: Drop drm_framebuffer.h from drm_crtc.h
drm_crtc.h has no need for drm_frambuffer.h, so don't include it.
Avoids useless rebuilds of the entire universe when
touching drm_framebuffer.h.

Quite a few placs do currently depend on drm_framebuffer.h without
actually including it directly. All of those need to be fixed
up.

v2: Fix up msm some more
v2: Deal with ingenic and shmobile as well

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220614095449.29311-1-ville.syrjala@linux.intel.com
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Acked-by: Jani Nikula <jani.nikula@intel.com>
2022-06-20 23:53:55 +03:00
Maarten Lankhorst
542898c5aa Merge remote-tracking branch 'drm/drm-next' into drm-misc-next
First backmerge into drm-misc-next. Required for more helpers backmerged,
and to pull in 5.17 (rc2).

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2022-02-07 17:03:24 +01:00
Javier Martinez Canillas
93804f5d2d
drm/tegra: Add support for the nomodeset kernel parameter
According to disable Documentation/admin-guide/kernel-parameters.txt, this
parameter can be used to disable kernel modesetting.

DRM drivers will not perform display-mode changes or accelerated rendering
and only the system framebuffer will be available if it was set-up.

But only a few DRM drivers currently check for nomodeset, make this driver
to also support the command line parameter.

Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20211217003752.3946210-36-javierm@redhat.com
2022-01-27 19:15:50 +01:00
Dmitry Osipenko
d210919dbd drm/tegra: Add back arm_iommu_detach_device()
DMA buffers of 2D/3D engines aren't mapped properly when
CONFIG_ARM_DMA_USE_IOMMU=y. The memory management code of Tegra DRM driver
has a longstanding overhaul overdue and it's not obvious where the problem
is in this case. Hence let's add back the old workaround which we already
had sometime before. It explicitly detaches DRM devices from the offending
implicit IOMMU domain. This fixes a completely broken 2d/3d drivers in
case of ARM32 multiplatform kernel config.

Cc: stable@vger.kernel.org
Fixes: fa6661b7aa0b ("drm/tegra: Optionally attach clients to the IOMMU")
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2021-12-16 14:30:45 +01:00
Dmitry Osipenko
58ed47adca drm/tegra: Consolidate runtime PM management of older UAPI codepath
Move runtime PM management of older UAPI code paths into the common place.
This removes boilerplate code from client drivers.

Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2021-12-16 14:07:08 +01:00
Mikko Perttunen
46f226c93d drm/tegra: Add NVDEC driver
Add support for booting and using NVDEC on Tegra210, Tegra186
and Tegra194 to the Host1x and TegraDRM drivers. Booting in
secure mode is not currently supported.

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2021-12-16 14:07:06 +01:00
Dave Airlie
571a9233fc drm/tegra: Changes for v5.15-rc1
The bulk of these changes is a more modern ABI that can be efficiently
 used on newer SoCs as well as older ones. The userspace parts for this
 are available here:
 
   - libdrm support: https://gitlab.freedesktop.org/tagr/drm/-/commits/drm-tegra-uabi-v8
   - VAAPI driver: https://github.com/cyndis/vaapi-tegra-driver
 
 In addition, existing userspace from the grate reverse-engineering
 project has been updated to use this new ABI:
 
   - X11 driver: https://github.com/grate-driver/xf86-video-opentegra
   - 3D driver: https://github.com/grate-driver/grate
 
 Other than that, there's also support for display memory bandwidth
 management for various generations and a bit of cleanup.
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Merge tag 'drm/tegra/for-5.15-rc1' of ssh://git.freedesktop.org/git/tegra/linux into drm-next

drm/tegra: Changes for v5.15-rc1

The bulk of these changes is a more modern ABI that can be efficiently
used on newer SoCs as well as older ones. The userspace parts for this
are available here:

  - libdrm support: https://gitlab.freedesktop.org/tagr/drm/-/commits/drm-tegra-uabi-v8
  - VAAPI driver: https://github.com/cyndis/vaapi-tegra-driver

In addition, existing userspace from the grate reverse-engineering
project has been updated to use this new ABI:

  - X11 driver: https://github.com/grate-driver/xf86-video-opentegra
  - 3D driver: https://github.com/grate-driver/grate

Other than that, there's also support for display memory bandwidth
management for various generations and a bit of cleanup.

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

From: Thierry Reding <thierry.reding@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210813163616.2822355-1-thierry.reding@gmail.com
2021-08-26 13:05:19 +10:00
Dmitry Osipenko
04d5d5df9d drm/tegra: dc: Support memory bandwidth management
Display controller (DC) performs isochronous memory transfers, and thus,
has a requirement for a minimum memory bandwidth that shall be fulfilled,
otherwise framebuffer data can't be fetched fast enough and this results
in a DC's data-FIFO underflow that follows by a visual corruption.

The Memory Controller drivers provide facility for memory bandwidth
management via interconnect API. Let's wire up the interconnect API
support to the DC driver in order to fix the distorted display output
on T30 Ouya, T124 TK1 and other Tegra devices.

Tested-by: Peter Geis <pgwipeout@gmail.com> # Ouya T30
Tested-by: Matt Merhar <mattmerhar@protonmail.com> # Ouya T30
Tested-by: Nicolas Chauvet <kwizart@gmail.com> # PAZ00 T20 and TK1 T124
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
[treding@nvidia.com: unbreak Tegra186+ display support]
Signed-off-by: Thierry Reding <treding@nvidia.com>
2021-08-13 12:30:33 +02:00
Mikko Perttunen
ef531d0166 drm/tegra: Bump driver version
Bump driver version to 1.0.0 to allow userspace to detect
availability of new interfaces.

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2021-08-10 17:04:05 +02:00
Mikko Perttunen
13abe0bb15 drm/tegra: Implement job submission part of new UAPI
Implement the job submission IOCTL with a minimum feature set.

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2021-08-10 17:04:05 +02:00
Mikko Perttunen
44e9613813 drm/tegra: Implement syncpoint wait UAPI
Implement new syncpoint wait UAPI. This is different from the
legacy one in taking an absolute timestamp in line with modern
DRM conventions.

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2021-08-10 17:04:05 +02:00
Mikko Perttunen
fc34833640 drm/tegra: Implement syncpoint management UAPI
Implement TegraDRM IOCTLs for allocating and freeing syncpoints.

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2021-08-10 17:04:05 +02:00
Mikko Perttunen
d7c591bc1a drm/tegra: Implement new UAPI
Implement the non-submission parts of the new UAPI, including
channel management and memory mapping. The UAPI is under the
CONFIG_DRM_TEGRA_STAGING config flag for now.

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2021-08-10 17:04:05 +02:00
Mikko Perttunen
e0f2977c35 drm/tegra: Allocate per-engine channel in core code
To avoid code duplication, allocate the per-engine shared channel in
the core code instead. This is the usual channel that all jobs are
submitted to when MLOCKing is not in use. Once MLOCKs are implemented
on Host1x side, we can also update this to avoid allocating a shared
channel when MLOCKs are enabled.

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2021-08-10 14:49:03 +02:00
Mikko Perttunen
f51632cc0e drm/tegra: Extract tegra_gem_lookup()
The static function host1x_bo_lookup() in drm.c is also useful
elsewhere. Extract it as tegra_gem_lookup() in gem.c.

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2021-08-10 14:44:31 +02:00
Mikko Perttunen
0fddaa85d6 gpu: host1x: Add option to skip firewall for a job
The new UAPI will have its own firewall, and we don't want to run
the firewall in the Host1x driver for those jobs. As such, add a
parameter to host1x_job_alloc to specify if we want to skip the
firewall in the Host1x driver.

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2021-08-10 14:42:49 +02:00
Mikko Perttunen
c78f837ae3 gpu: host1x: Add no-recovery mode
Add a new property for jobs to enable or disable recovery i.e.
CPU increments of syncpoints to max value on job timeout. This
allows for a more solid model for hanged jobs, where userspace
doesn't need to guess if a syncpoint increment happened because
the job completed, or because job timeout was triggered.

On job timeout, we stop the channel, NOP all future jobs on the
channel using the same syncpoint, mark the syncpoint as locked
and resume the channel from the next job, if any.

The future jobs are NOPed, since because we don't do the CPU
increments, the value of the syncpoint is no longer synchronized,
and any waiters would become confused if a future job incremented
the syncpoint. The syncpoint is marked locked to ensure that any
future jobs cannot increment the syncpoint either, until the
application has recognized the situation and reallocated the
syncpoint.

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2021-08-10 14:40:23 +02:00
Thomas Zimmermann
97c9bfe3f6 drm/aperture: Pass DRM driver structure instead of driver name
Print the name of the DRM driver when taking over fbdev devices. Makes
the output to dmesg more consistent. Note that the driver name is only
used for printing a string to the kernel log. No UAPI is affected by this
change.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Acked-by: Nirmoy Das <nirmoy.das@amd.com>
Acked-by: Chen-Yu Tsai <wens@csie.org> # sun4i
Acked-by: Neil Armstrong <narmstrong@baylibre.com> # meson
Link: https://patchwork.freedesktop.org/patch/msgid/20210629135833.22679-1-tzimmermann@suse.de
2021-07-01 11:11:55 +02:00
Thomas Zimmermann
1474621157 drm/tegra: Don't set struct drm_device.irq_enabled
The field drm_device.irq_enabled is only used by legacy drivers
with userspace modesetting. Don't set it in tegra.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20210625082222.3845-22-tzimmermann@suse.de
2021-06-29 15:40:52 +02:00
Thomas Zimmermann
fd531024ba Merge drm/drm-next into drm-misc-next
Backmerging to get v5.12 fixes. Requested for vmwgfx.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
2021-05-11 15:59:18 +02:00
Daniel Vetter
be4306ad92 drm/tegra: Don't set allow_fb_modifiers explicitly
Since

commit 890880ddfdbe256083170866e49c87618b706ac7
Author: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
Date:   Fri Jan 4 09:56:10 2019 +0100

    drm: Auto-set allow_fb_modifiers when given modifiers at plane init

this is done automatically as part of plane init, if drivers set the
modifier list correctly. Which is the case here.

It was slightly inconsistently though, since planes with only linear
modifier support haven't listed that explicitly. Fix that, and cc:
stable to allow userspace to rely on this. Again don't backport
further than where Paul's patch got added.

Cc: stable@vger.kernel.org # v5.1 +
Cc: Pekka Paalanen <pekka.paalanen@collabora.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: Jonathan Hunter <jonathanh@nvidia.com>
Cc: linux-tegra@vger.kernel.org
Link: https://patchwork.freedesktop.org/patch/msgid/20210413094904.3736372-10-daniel.vetter@ffwll.ch
2021-04-15 13:35:15 +02:00
Thomas Zimmermann
6848c291a5 drm/aperture: Convert drivers to aperture interfaces
Mass-convert all drivers from FB helpers to aperture interfaces. No
functional changes besides checking for returned errno codes.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Acked-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210412131043.5787-3-tzimmermann@suse.de
2021-04-14 09:00:04 +02:00
Thierry Reding
042c0bd76d drm/tegra: dc: Parameterize maximum resolution
Tegra186 and later support a higher maximum resolution than earlier
chips, so make sure to reflect that in the mode configuration.

Signed-off-by: Thierry Reding <treding@nvidia.com>
2021-03-31 17:42:14 +02:00
Mikko Perttunen
2aed4f5ab0 gpu: host1x: Cleanup and refcounting for syncpoints
Add reference counting for allocated syncpoints to allow keeping
them allocated while jobs are referencing them. Additionally,
clean up various places using syncpoint IDs to use host1x_syncpt
pointers instead.

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2021-03-31 17:42:13 +02:00
Dave Airlie
51c3b916a4 drm-misc-next for 5.13:
UAPI Changes:
 
 Cross-subsystem Changes:
 
 Core Changes:
   - %p4cc printk format modifier
   - atomic: introduce drm_crtc_commit_wait, rework atomic plane state
     helpers to take the drm_commit_state structure
   - dma-buf: heaps rework to return a struct dma_buf
   - simple-kms: Add plate state helpers
   - ttm: debugfs support, removal of sysfs
 
 Driver Changes:
   - Convert drivers to shadow plane helpers
   - arc: Move to drm/tiny
   - ast: cursor plane reworks
   - gma500: Remove TTM and medfield support
   - mxsfb: imx8mm support
   - panfrost: MMU IRQ handling rework
   - qxl: rework to better handle resources deallocation, locking
   - sun4i: Add alpha properties for UI and VI layers
   - vc4: RPi4 CEC support
   - vmwgfx: doc cleanup
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Merge tag 'drm-misc-next-2021-03-03' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

drm-misc-next for 5.13:

UAPI Changes:

Cross-subsystem Changes:

Core Changes:
  - %p4cc printk format modifier
  - atomic: introduce drm_crtc_commit_wait, rework atomic plane state
    helpers to take the drm_commit_state structure
  - dma-buf: heaps rework to return a struct dma_buf
  - simple-kms: Add plate state helpers
  - ttm: debugfs support, removal of sysfs

Driver Changes:
  - Convert drivers to shadow plane helpers
  - arc: Move to drm/tiny
  - ast: cursor plane reworks
  - gma500: Remove TTM and medfield support
  - mxsfb: imx8mm support
  - panfrost: MMU IRQ handling rework
  - qxl: rework to better handle resources deallocation, locking
  - sun4i: Add alpha properties for UI and VI layers
  - vc4: RPi4 CEC support
  - vmwgfx: doc cleanup

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

From: Maxime Ripard <maxime@cerno.tech>
Link: https://patchwork.freedesktop.org/patch/msgid/20210303100600.dgnkadonzuvfnu22@gilmour
2021-03-16 17:08:46 +10:00
Daniel Vetter
a1891b9136 drm/tegra: Annotate dma-fence critical section in commit path
Again ends just after drm_atomic_helper_commit_hw_done(), but with the
twist that we need to make sure we're only annotate the custom
version. And not the other clause which just calls
drm_atomic_helper_commit_tail_rpm(), which is already annotated.

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: Jonathan Hunter <jonathanh@nvidia.com>
Cc: linux-tegra@vger.kernel.org
Link: https://patchwork.freedesktop.org/patch/msgid/20210121152959.1725404-11-daniel.vetter@ffwll.ch
2021-02-23 12:54:19 +01:00
Dmitry Osipenko
3ef170c25b drm/tegra: gr2d: Add compatible for Tegra114
Tegra114 has GR2D hardware block, support it by the 2D driver.

Tested-by: Anton Bambura <jenneron@protonmail.com>
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2021-01-15 17:19:09 +01:00
Dmitry Osipenko
e87ba0fefc drm/tegra: dc: Enable display controller driver for Tegra114
Display controller driver isn't listed as a DRM sub-device for Tegra114,
thus display driver isn't loaded on Tegra114. Enable display controller
driver for Tegra114 SoC.

Tested-by: Anton Bambura <jenneron@protonmail.com>
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2021-01-15 17:18:41 +01:00
Linus Torvalds
1d36dffa5d drm for 5.11-rc1
core:
 - documentation updates
 - deprecate DRM_FORMAT_MOD_NONE
 - atomic crtc enable/disable rework
 - GEM convert drivers to gem object functions
 - remove SCATTER_LIST_MAX_SEGMENT
 
 sched:
 - avoid infinite waits
 
 ttm:
 - remove AGP support
 - don't modify caching for swapout
 - ttm pinning rework
 - major TTM reworks
 - new backend allocator
 - multihop support
 
 vram-helper:
 - top down BO placement fix
 - TTM changes
 - GEM object support
 
 displayport:
 - DP 2.0 DPCD prep work
 - DP MST extended DPCD caps
 
 fbdev:
 - mark as orphaned
 
 amdgpu:
 - Initial Vangogh support
 - Green Sardine support
 - Dimgrey Cavefish support
 - SG display support for renoir
 - SMU7 improvements
 - gfx9+ modiifier support
 - CI BACO fixes
 
 radeon:
 - expose voltage via hwmon on SUMO
 
 amdkfd:
 - fix unique id handling
 
 i915:
 - more DG1 enablement
 - bigjoiner support
 - integer scaling filter support
 - async flip support
 - ICL+ DSI command mode
 - Improve display shutdown
 - Display refactoring
 - eLLC machine fbdev loading fix
 - dma scatterlist fixes
 - TGL hang fixes
 - eLLC display buffer caching on SKL+
 - MOCS PTE seeting for gen9+
 
 msm:
 - Shutdown hook
 - GPU cooling device support
 - DSI 7nm and 10nm phy/pll updates
 - sm8150/sm2850 DPU support
 - GEM locking re-work
 - LLCC system cache support
 
 aspeed:
 - sysfs output config support
 
 ast:
 - LUT fix
 - new display mode
 
 gma500:
 - remove 2d framebuffer accel
 
 panfrost:
 - move gpu reset to a worker
 
 exynos:
 - new HDMI mode support
 
 mediatek:
 - MT8167 support
 - yaml bindings
 - MIPI DSI phy code moved
 
 etnaviv:
 - new perf counter
 - more lockdep annotation
 
 hibmc:
 - i2c DDC support
 
 ingenic:
 - pixel clock reset fix
 - reserved memory support
 - allow both DMA channels at once
 - different pixel format support
 - 30/24/8-bit palette modes
 
 tilcdc:
 - don't keep vblank irq enabled
 
 vc4:
 - new maintainer added
 - DSI registration fix
 
 virtio:
 - blob resource support
 - host visible and cross-device support
 - uuid api support
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Merge tag 'drm-next-2020-12-11' of git://anongit.freedesktop.org/drm/drm

Pull drm updates from Dave Airlie:
 "Not a huge amount of big things here, AMD has support for a few new HW
  variants (vangogh, green sardine, dimgrey cavefish), Intel has some
  more DG1 enablement. We have a few big reworks of the TTM layers and
  interfaces, GEM and atomic internal API reworks cross tree. fbdev is
  marked orphaned in here as well to reflect the current reality.

  core:
   - documentation updates
   - deprecate DRM_FORMAT_MOD_NONE
   - atomic crtc enable/disable rework
   - GEM convert drivers to gem object functions
   - remove SCATTER_LIST_MAX_SEGMENT

  sched:
   - avoid infinite waits

  ttm:
   - remove AGP support
   - don't modify caching for swapout
   - ttm pinning rework
   - major TTM reworks
   - new backend allocator
   - multihop support

  vram-helper:
   - top down BO placement fix
   - TTM changes
   - GEM object support

  displayport:
   - DP 2.0 DPCD prep work
   - DP MST extended DPCD caps

  fbdev:
   - mark as orphaned

  amdgpu:
   - Initial Vangogh support
   - Green Sardine support
   - Dimgrey Cavefish support
   - SG display support for renoir
   - SMU7 improvements
   - gfx9+ modiifier support
   - CI BACO fixes

  radeon:
   - expose voltage via hwmon on SUMO

  amdkfd:
   - fix unique id handling

  i915:
   - more DG1 enablement
   - bigjoiner support
   - integer scaling filter support
   - async flip support
   - ICL+ DSI command mode
   - Improve display shutdown
   - Display refactoring
   - eLLC machine fbdev loading fix
   - dma scatterlist fixes
   - TGL hang fixes
   - eLLC display buffer caching on SKL+
   - MOCS PTE seeting for gen9+

  msm:
   - Shutdown hook
   - GPU cooling device support
   - DSI 7nm and 10nm phy/pll updates
   - sm8150/sm2850 DPU support
   - GEM locking re-work
   - LLCC system cache support

  aspeed:
   - sysfs output config support

  ast:
   - LUT fix
   - new display mode

  gma500:
   - remove 2d framebuffer accel

  panfrost:
   - move gpu reset to a worker

  exynos:
   - new HDMI mode support

  mediatek:
   - MT8167 support
   - yaml bindings
   - MIPI DSI phy code moved

  etnaviv:
   - new perf counter
   - more lockdep annotation

  hibmc:
   - i2c DDC support

  ingenic:
   - pixel clock reset fix
   - reserved memory support
   - allow both DMA channels at once
   - different pixel format support
   - 30/24/8-bit palette modes

  tilcdc:
   - don't keep vblank irq enabled

  vc4:
   - new maintainer added
   - DSI registration fix

  virtio:
   - blob resource support
   - host visible and cross-device support
   - uuid api support"

* tag 'drm-next-2020-12-11' of git://anongit.freedesktop.org/drm/drm: (1754 commits)
  drm/amdgpu: Initialise drm_gem_object_funcs for imported BOs
  drm/amdgpu: fix size calculation with stolen vga memory
  drm/amdgpu: remove amdgpu_ttm_late_init  and amdgpu_bo_late_init
  drm/amdgpu: free the pre-OS console framebuffer after the first modeset
  drm/amdgpu: enable runtime pm using BACO on CI dGPUs
  drm/amdgpu/cik: enable BACO reset on Bonaire
  drm/amd/pm: update smu10.h WORKLOAD_PPLIB setting for raven
  drm/amd/pm: remove one unsupported smu function for vangogh
  drm/amd/display: setup system context for APUs
  drm/amd/display: add S/G support for Vangogh
  drm/amdkfd: Fix leak in dmabuf import
  drm/amdgpu: use AMDGPU_NUM_VMID when possible
  drm/amdgpu: fix sdma instance fw version and feature version init
  drm/amd/pm: update driver if version for dimgrey_cavefish
  drm/amd/display: 3.2.115
  drm/amd/display: [FW Promotion] Release 0.0.45
  drm/amd/display: Revert DCN2.1 dram_clock_change_latency update
  drm/amd/display: Enable gpu_vm_support for dcn3.01
  drm/amd/display: Fixed the audio noise during mode switching with HDCP mode on
  drm/amd/display: Add wm table for Renoir
  ...
2020-12-14 11:07:56 -08:00
Deepak R Varma
41f71629b4 drm/tegra: replace idr_init() by idr_init_base()
idr_init() uses base 0 which is an invalid identifier for this driver.
The new function idr_init_base allows IDR to set the ID lookup from
base 1. This avoids all lookups that otherwise starts from 0 since
0 is always unused.

References: commit 6ce711f27500 ("idr: Make 1-based IDRs more efficient")

Signed-off-by: Deepak R Varma <mh12gx2825@gmail.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2020-11-10 20:49:57 +01:00
Daniel Vetter
70a59dd829 drm/<drivers>: Constify struct drm_driver
Only the following drivers aren't converted:
- amdgpu, because of the driver_feature mangling due to virt support.
  Subsequent patch will address this.
- nouveau, because DRIVER_ATOMIC uapi is still not the default on the
  platforms where it's supported (i.e. again driver_feature mangling)
- vc4, again because of driver_feature mangling
- qxl, because the ioctl table is somewhere else and moving that is
  maybe a bit too much, hence the num_ioctls assignment prevents a
  const driver structure.
- arcpgu, because that is stuck behind a pending tiny-fication series
  from me.
- legacy drivers, because legacy requires non-const drm_driver.

Note that for armada I also went ahead and made the ioctl array const.

Only cc'ing the driver people who've not been converted (everyone else
is way too much).

v2: Fix one misplaced const static, should be static const (0day)

v3:
- Improve commit message (Sam)

Acked-by: Sam Ravnborg <sam@ravnborg.org>
Cc: kernel test robot <lkp@intel.com>
Acked-by: Maxime Ripard <mripard@kernel.org>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: Dave Airlie <airlied@redhat.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: virtualization@lists.linux-foundation.org
Cc: Harry Wentland <harry.wentland@amd.com>
Cc: Leo Li <sunpeng.li@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: Christian König <christian.koenig@amd.com>
Cc: Eric Anholt <eric@anholt.net>
Cc: Maxime Ripard <mripard@kernel.org>
Cc: Ben Skeggs <bskeggs@redhat.com>
Cc: nouveau@lists.freedesktop.org
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20201104100425.1922351-5-daniel.vetter@ffwll.ch
2020-11-06 10:31:26 +01:00
Thomas Zimmermann
dd311c6fe8 drm/tegra: Introduce GEM object functions
GEM object functions deprecate several similar callback interfaces in
struct drm_driver. This patch replaces the per-driver callbacks with
per-instance callbacks in tegra.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Acked-by: Thierry Reding <treding@nvidia.com>
Acked-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200923102159.24084-16-tzimmermann@suse.de
2020-09-25 09:21:23 +02:00
Dave Airlie
0a19b068ac drm-misc-next for v5.9:
UAPI Changes:
 - Add DRM_MODE_TYPE_USERDEF for video modes specified in cmdline.
 
 Cross-subsystem Changes:
 - Assorted devicetree binding updates.
 - Add might_sleep() to dma_fence_wait().
 - Fix fbdev's get_user_pages_fast() handling, and use pin_user_pages.
 - Small cleanup with IS_BUILTIN in video/fbdev drivers.
 - Fix video/hdmi coding style for infoframe size.
 
 Core Changes:
 - Silence vblank output during init.
 - Fix DP-MST corruption during send msg timeout.
 - Clear leak in drm_gem_objecs_lookup().
 - Make newlines work with force connector attribute.
 - Fix module refcounting error in drm_encoder_slave, and use new i2c api.
 - Header fix for drm_managed.c
 - More struct_mutex removal for !legacy drivers:
   - Remove gem_free_object()
   - Removal of drm_gem_object_put_unlocked().
 - Show current->comm alongside pid in debug printfs.
 - Add drm_client_modeset_check() + drm_client_framebuffer_flush().
 - Replace drm_fb_swab16 with drm_fb_swap that also supports 32-bits.
 - Remove mode->vrefresh, and compactify drm_display_mode.
 - Use drm_* macros for logging and warnings.
 - Add WARN when drm_gem_get_pages is used on a private obj.
 - Handle importing and imported dmabuf better in shmem helpers.
 - Small fix for drm/mm hole size comparison, and remove invalid entry optimization.
 - Add a drm/mm selftest.
 - Set DSI connector type for DSI panels.
 - Assorted small fixes and documentation updates.
 - Fix DDI I2C device registration for MST ports, and flushing on destroy.
 - Fix master_set return type, used by vmwgfx.
 - Make the drm_set/drop_master ioctl symmetrical.
 
 Driver Changes:
  Allow iommu in the sun4i driver and use it for sun8i.
 - Simplify backlight lookup for omap, amba-clcd and tilcdc.
 - Hold reg_lock for rockchip.
 - Add support for bridge gpio and lane reordering + polarity to ti-sn65dsi86, and fix clock choice.
 - Small assorted fixes to tilcdc, vc4, i915, omap, fbdev/sm712fb, fbdev/pxafb, console/newport_con, msm, virtio, udl, malidp, hdlcd, bridge/ti-sn65dsi86, panfrost.
 - Remove hw cursor support for mgag200, and use simple kms helper + shmem helpers.
 - Add support for KOE  Allow iommu in the sun4i driver and use it for sun8i.
 - Simplify backlight lookup for omap, amba-clcd and tilcdc.
 - Hold reg_lock for rockchip.
 - Add support for bridge gpio and lane reordering + polarity to ti-sn65dsi86, and fix clock choice.
 - Small assorted fixes to tilcdc, vc4 (multiple), i915.
 - Remove hw cursor support for mgag200, and use simple kms helper + shmem helpers.
 - Add support for KOE TX26D202VM0BWA panel.
 - Use GEM CMA functions in arc, arm, atmel-hlcdc, fsi-dcu, hisilicon, imx, ingenic, komeda, malidp, mcde, meson, msxfb, rcar-du, shmobile, stm, sti, tilcdc, tve200, zte.
 - Remove gem_print_info.
 - Improve gem_create_object_helper so udl can use shmem helpers.
 - Convert vc4 dt bindings to schemas, and add clock properties.
 - Device initialization cleanups for mgag200.
 - Add a workaround to fix DP-MST short pulses handling on broken hardware in i915.
 - Allow build test compiling arm drivers.
 - Use managed pci functions in mgag200 and ast.
 - Use dev_groups in malidp.
 - Add per pixel alpha support for PX30 VOP in rockchip.
 - Silence deferred probe logs in panfrost.
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Merge tag 'drm-misc-next-2020-06-19' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

drm-misc-next for v5.9:

UAPI Changes:
- Add DRM_MODE_TYPE_USERDEF for video modes specified in cmdline.

Cross-subsystem Changes:
- Assorted devicetree binding updates.
- Add might_sleep() to dma_fence_wait().
- Fix fbdev's get_user_pages_fast() handling, and use pin_user_pages.
- Small cleanup with IS_BUILTIN in video/fbdev drivers.
- Fix video/hdmi coding style for infoframe size.

Core Changes:
- Silence vblank output during init.
- Fix DP-MST corruption during send msg timeout.
- Clear leak in drm_gem_objecs_lookup().
- Make newlines work with force connector attribute.
- Fix module refcounting error in drm_encoder_slave, and use new i2c api.
- Header fix for drm_managed.c
- More struct_mutex removal for !legacy drivers:
  - Remove gem_free_object()
  - Removal of drm_gem_object_put_unlocked().
- Show current->comm alongside pid in debug printfs.
- Add drm_client_modeset_check() + drm_client_framebuffer_flush().
- Replace drm_fb_swab16 with drm_fb_swap that also supports 32-bits.
- Remove mode->vrefresh, and compactify drm_display_mode.
- Use drm_* macros for logging and warnings.
- Add WARN when drm_gem_get_pages is used on a private obj.
- Handle importing and imported dmabuf better in shmem helpers.
- Small fix for drm/mm hole size comparison, and remove invalid entry optimization.
- Add a drm/mm selftest.
- Set DSI connector type for DSI panels.
- Assorted small fixes and documentation updates.
- Fix DDI I2C device registration for MST ports, and flushing on destroy.
- Fix master_set return type, used by vmwgfx.
- Make the drm_set/drop_master ioctl symmetrical.

Driver Changes:
 Allow iommu in the sun4i driver and use it for sun8i.
- Simplify backlight lookup for omap, amba-clcd and tilcdc.
- Hold reg_lock for rockchip.
- Add support for bridge gpio and lane reordering + polarity to ti-sn65dsi86, and fix clock choice.
- Small assorted fixes to tilcdc, vc4, i915, omap, fbdev/sm712fb, fbdev/pxafb, console/newport_con, msm, virtio, udl, malidp, hdlcd, bridge/ti-sn65dsi86, panfrost.
- Remove hw cursor support for mgag200, and use simple kms helper + shmem helpers.
- Add support for KOE  Allow iommu in the sun4i driver and use it for sun8i.
- Simplify backlight lookup for omap, amba-clcd and tilcdc.
- Hold reg_lock for rockchip.
- Add support for bridge gpio and lane reordering + polarity to ti-sn65dsi86, and fix clock choice.
- Small assorted fixes to tilcdc, vc4 (multiple), i915.
- Remove hw cursor support for mgag200, and use simple kms helper + shmem helpers.
- Add support for KOE TX26D202VM0BWA panel.
- Use GEM CMA functions in arc, arm, atmel-hlcdc, fsi-dcu, hisilicon, imx, ingenic, komeda, malidp, mcde, meson, msxfb, rcar-du, shmobile, stm, sti, tilcdc, tve200, zte.
- Remove gem_print_info.
- Improve gem_create_object_helper so udl can use shmem helpers.
- Convert vc4 dt bindings to schemas, and add clock properties.
- Device initialization cleanups for mgag200.
- Add a workaround to fix DP-MST short pulses handling on broken hardware in i915.
- Allow build test compiling arm drivers.
- Use managed pci functions in mgag200 and ast.
- Use dev_groups in malidp.
- Add per pixel alpha support for PX30 VOP in rockchip.
- Silence deferred probe logs in panfrost.

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

From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/001cd9a6-405d-4e29-43d8-354f53ae4e8b@linux.intel.com
2020-06-24 15:45:51 +10:00
Linus Torvalds
faa392181a drm pull for 5.8-rc1
core:
 - uapi: error out EBUSY when existing master
 - uapi: rework SET/DROP MASTER permission handling
 - remove drm_pci.h
 - drm_pci* are now legacy
 - introduced managed DRM resources
 - subclassing support for drm_framebuffer
 - simple encoder helper
 - edid improvements
 - vblank + writeback documentation improved
 - drm/mm - optimise tree searches
 - port drivers to use devm_drm_dev_alloc
 
 dma-buf:
 - add flag for p2p buffer support
 
 mst:
 - ACT timeout improvements
 - remove drm_dp_mst_has_audio
 - don't use 2nd TX slot - spec recommends against it
 
 bridge:
 - dw-hdmi various improvements
 - chrontel ch7033 support
 - fix stack issues with old gcc
 
 hdmi:
 - add unpack function for drm infoframe
 
 fbdev:
 - misc fbdev driver fixes
 
 i915:
 - uapi: global sseu pinning
 - uapi: OA buffer polling
 - uapi: remove generated perf code
 - uapi: per-engine default property values in sysfs
 - Tigerlake GEN12 enabled.
 - Lots of gem refactoring
 - Tigerlake enablement patches
 - move to drm_device logging
 - Icelake gamma HW readout
 - push MST link retrain to hotplug work
 - bandwidth atomic helpers
 - ICL fixes
 - RPS/GT refactoring
 - Cherryview full-ppgtt support
 - i915 locking guidelines documented
 - require linear fb stride to be 512 multiple on gen9
 - Tigerlake SAGV support
 
 amdgpu:
 - uapi: encrypted GPU memory handling
 - uapi: add MEM_SYNC IB flag
 - p2p dma-buf support
 - export VRAM dma-bufs
 - FRU chip access support
 - RAS/SR-IOV updates
 - Powerplay locking fixes
 - VCN DPG (powergating) enablement
 - GFX10 clockgating fixes
 - DC fixes
 - GPU reset fixes
 - navi SDMA fix
 - expose FP16 for modesetting
 - DP 1.4 compliance fixes
 - gfx10 soft recovery
 - Improved Critical Thermal Faults handling
 - resizable BAR on gmc10
 
 amdkfd:
 - uapi: GWS resource management
 - track GPU memory per process
 - report PCI domain in topology
 
 radeon:
 - safe reg list generator fixes
 
 nouveau:
 - HD audio fixes on recent systems
 - vGPU detection (fail probe if we're on one, for now)
 - Interlaced mode fixes (mostly avoidance on Turing, which doesn't support it)
 - SVM improvements/fixes
 - NVIDIA format modifier support
 - Misc other fixes.
 
 adv7511:
 - HDMI SPDIF support
 
 ast:
 - allocate crtc state size
 - fix double assignment
 - fix suspend
 
 bochs:
 - drop connector register
 
 cirrus:
 - move to tiny drivers.
 
 exynos:
 - fix imported dma-buf mapping
 - enable runtime PM
 - fixes and cleanups
 
 mediatek:
 - DPI pin mode swap
 - config mipi_tx current/impedance
 
 lima:
 - devfreq + cooling device support
 - task handling improvements
 - runtime PM support
 
 pl111:
 - vexpress init improvements
 - fix module auto-load
 
 rcar-du:
 - DT bindings conversion to YAML
 - Planes zpos sanity check and fix
 - MAINTAINERS entry for LVDS panel driver
 
 mcde:
 - fix return value
 
 mgag200:
 - use managed config init
 
 stm:
 - read endpoints from DT
 
 vboxvideo:
 - use PCI managed functions
 - drop WC mtrr
 
 vkms:
 - enable cursor by default
 
 rockchip:
 - afbc support
 
 virtio:
 - various cleanups
 
 qxl:
 - fix cursor notify port
 
 hisilicon:
 - 128-byte stride alignment fix
 
 sun4i:
 - improved format handling
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Merge tag 'drm-next-2020-06-02' of git://anongit.freedesktop.org/drm/drm

Pull drm updates from Dave Airlie:
 "Highlights:

   - Core DRM had a lot of refactoring around managed drm resources to
     make drivers simpler.

   - Intel Tigerlake support is on by default

   - amdgpu now support p2p PCI buffer sharing and encrypted GPU memory

  Details:

  core:
   - uapi: error out EBUSY when existing master
   - uapi: rework SET/DROP MASTER permission handling
   - remove drm_pci.h
   - drm_pci* are now legacy
   - introduced managed DRM resources
   - subclassing support for drm_framebuffer
   - simple encoder helper
   - edid improvements
   - vblank + writeback documentation improved
   - drm/mm - optimise tree searches
   - port drivers to use devm_drm_dev_alloc

  dma-buf:
   - add flag for p2p buffer support

  mst:
   - ACT timeout improvements
   - remove drm_dp_mst_has_audio
   - don't use 2nd TX slot - spec recommends against it

  bridge:
   - dw-hdmi various improvements
   - chrontel ch7033 support
   - fix stack issues with old gcc

  hdmi:
   - add unpack function for drm infoframe

  fbdev:
   - misc fbdev driver fixes

  i915:
   - uapi: global sseu pinning
   - uapi: OA buffer polling
   - uapi: remove generated perf code
   - uapi: per-engine default property values in sysfs
   - Tigerlake GEN12 enabled.
   - Lots of gem refactoring
   - Tigerlake enablement patches
   - move to drm_device logging
   - Icelake gamma HW readout
   - push MST link retrain to hotplug work
   - bandwidth atomic helpers
   - ICL fixes
   - RPS/GT refactoring
   - Cherryview full-ppgtt support
   - i915 locking guidelines documented
   - require linear fb stride to be 512 multiple on gen9
   - Tigerlake SAGV support

  amdgpu:
   - uapi: encrypted GPU memory handling
   - uapi: add MEM_SYNC IB flag
   - p2p dma-buf support
   - export VRAM dma-bufs
   - FRU chip access support
   - RAS/SR-IOV updates
   - Powerplay locking fixes
   - VCN DPG (powergating) enablement
   - GFX10 clockgating fixes
   - DC fixes
   - GPU reset fixes
   - navi SDMA fix
   - expose FP16 for modesetting
   - DP 1.4 compliance fixes
   - gfx10 soft recovery
   - Improved Critical Thermal Faults handling
   - resizable BAR on gmc10

  amdkfd:
   - uapi: GWS resource management
   - track GPU memory per process
   - report PCI domain in topology

  radeon:
   - safe reg list generator fixes

  nouveau:
   - HD audio fixes on recent systems
   - vGPU detection (fail probe if we're on one, for now)
   - Interlaced mode fixes (mostly avoidance on Turing, which doesn't support it)
   - SVM improvements/fixes
   - NVIDIA format modifier support
   - Misc other fixes.

  adv7511:
   - HDMI SPDIF support

  ast:
   - allocate crtc state size
   - fix double assignment
   - fix suspend

  bochs:
   - drop connector register

  cirrus:
   - move to tiny drivers.

  exynos:
   - fix imported dma-buf mapping
   - enable runtime PM
   - fixes and cleanups

  mediatek:
   - DPI pin mode swap
   - config mipi_tx current/impedance

  lima:
   - devfreq + cooling device support
   - task handling improvements
   - runtime PM support

  pl111:
   - vexpress init improvements
   - fix module auto-load

  rcar-du:
   - DT bindings conversion to YAML
   - Planes zpos sanity check and fix
   - MAINTAINERS entry for LVDS panel driver

  mcde:
   - fix return value

  mgag200:
   - use managed config init

  stm:
   - read endpoints from DT

  vboxvideo:
   - use PCI managed functions
   - drop WC mtrr

  vkms:
   - enable cursor by default

  rockchip:
   - afbc support

  virtio:
   - various cleanups

  qxl:
   - fix cursor notify port

  hisilicon:
   - 128-byte stride alignment fix

  sun4i:
   - improved format handling"

* tag 'drm-next-2020-06-02' of git://anongit.freedesktop.org/drm/drm: (1401 commits)
  drm/amd/display: Fix potential integer wraparound resulting in a hang
  drm/amd/display: drop cursor position check in atomic test
  drm/amdgpu: fix device attribute node create failed with multi gpu
  drm/nouveau: use correct conflicting framebuffer API
  drm/vblank: Fix -Wformat compile warnings on some arches
  drm/amdgpu: Sync with VM root BO when switching VM to CPU update mode
  drm/amd/display: Handle GPU reset for DC block
  drm/amdgpu: add apu flags (v2)
  drm/amd/powerpay: Disable gfxoff when setting manual mode on picasso and raven
  drm/amdgpu: fix pm sysfs node handling (v2)
  drm/amdgpu: move gpu_info parsing after common early init
  drm/amdgpu: move discovery gfx config fetching
  drm/nouveau/dispnv50: fix runtime pm imbalance on error
  drm/nouveau: fix runtime pm imbalance on error
  drm/nouveau: fix runtime pm imbalance on error
  drm/nouveau/debugfs: fix runtime pm imbalance on error
  drm/nouveau/nouveau/hmm: fix migrate zero page to GPU
  drm/nouveau/nouveau/hmm: fix nouveau_dmem_chunk allocations
  drm/nouveau/kms/nv50-: Share DP SST mode_valid() handling with MST
  drm/nouveau/kms/nv50-: Move 8BPC limit for MST into nv50_mstc_get_modes()
  ...
2020-06-02 15:04:15 -07:00
Emil Velikov
b8912e2950 drm/tegra: remove _unlocked suffix in drm_gem_object_put_unlocked
Spelling out _unlocked for each and every driver is a annoying.
Especially if we consider how many drivers, do not know (or need to)
about the horror stories involving struct_mutex.

Just drop the suffix. It makes the API cleaner.

Done via the following script:

__from=drm_gem_object_put_unlocked
__to=drm_gem_object_put
for __file in $(git grep --name-only $__from); do
  sed -i  "s/$__from/$__to/g" $__file;
done

Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Emil Velikov <emil.velikov@collabora.com>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Acked-by: Thierry Reding <treding@nvidia.com>
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20200515095118.2743122-32-emil.l.velikov@gmail.com
2020-05-19 22:31:35 +01:00
Thierry Reding
501be6c1c7 drm/tegra: Fix SMMU support on Tegra124 and Tegra210
When testing whether or not to enable the use of the SMMU, consult the
supported DMA mask rather than the actually configured DMA mask, since
the latter might already have been restricted.

Fixes: 2d9384ff9177 ("drm/tegra: Relax IOMMU usage criteria on old Tegra")
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2020-04-28 11:44:07 +02:00
Wambui Karuga
7ce84471e3 drm: convert .debugfs_init() hook to return void.
As a result of commit 987d65d01356 (drm: debugfs: make
drm_debugfs_create_files() never fail) and changes to various debugfs
functions in drm/core and across various drivers, there is no need for
the drm_driver.debugfs_init() hook to have a return value. Therefore,
declare it as void.

This also includes refactoring all users of the .debugfs_init() hook to
return void across the subsystem.

v2: include changes to the hook and drivers that use it in one patch to
prevent driver breakage and enable individual successful compilation of
this change.

References: https://lists.freedesktop.org/archives/dri-devel/2020-February/257183.html
Signed-off-by: Wambui Karuga <wambui.karugax@gmail.com>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20200310133121.27913-18-wambui.karugax@gmail.com
2020-03-18 17:53:28 +01:00
Wambui Karuga
ad6d94f24f drm/tegra: remove checks for debugfs functions return value
Since 987d65d01356 (drm: debugfs: make
drm_debugfs_create_files() never fail) there is no need to check the
return value of drm_debugfs_create_files(). Therefore, remove the
return checks and error handling of the drm_debugfs_create_files()
function from various debugfs init functions in drm/tegra and have
them return 0 directly.

v2: remove conversion of tegra_debugfs_init() to void to avoid build
breakage.

References: https://lists.freedesktop.org/archives/dri-devel/2020-February/257183.html
Signed-off-by: Wambui Karuga <wambui.karugax@gmail.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20200310133121.27913-2-wambui.karugax@gmail.com
2020-03-18 16:20:28 +01:00
Thierry Reding
2d9384ff91 drm/tegra: Relax IOMMU usage criteria on old Tegra
Older Tegra devices only allow addressing 32 bits of memory, so whether
or not the host1x is attached to an IOMMU doesn't matter. host1x IOMMU
attachment is only needed on devices that can address memory beyond the
32-bit boundary and where the host1x doesn't support the wide GATHER
opcode that allows it to access buffers at higher addresses.

Cc: <stable@vger.kernel.org> # v5.5
Signed-off-by: Thierry Reding <treding@nvidia.com>
Tested-by: Dmitry Osipenko <digetx@gmail.com>
Reviewed-by: Dmitry Osipenko <digetx@gmail.com>
2020-02-06 18:21:14 +01:00
Thierry Reding
608f43ad27 gpu: host1x: Rename "parent" to "host"
Rename the host1x clients' parent to "host" because that more closely
describes what it is. The parent can be confused with the parent device
in terms of the device hierarchy. Subsequent patches will add a new
member that refers to the parent in that hierarchy.

Signed-off-by: Thierry Reding <treding@nvidia.com>
2020-01-10 16:37:38 +01:00
Thierry Reding
d66dfcf80d drm/tegra: Run hub cleanup on ->remove()
The call to tegra_display_hub_cleanup() that takes care of disabling the
window groups is missing from the driver's ->remove() callback. Call it
to make sure the runtime PM reference counts for the display controllers
are balanced.

Signed-off-by: Thierry Reding <treding@nvidia.com>
2019-12-04 13:38:16 +01:00