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Commit Graph

64 Commits

Author SHA1 Message Date
Linus Torvalds
c159dfbdd4 Mainly individually changelogged singleton patches. The patch series in
this pull are:
 
 - "lib min_heap: Improve min_heap safety, testing, and documentation"
   from Kuan-Wei Chiu provides various tightenings to the min_heap library
   code.
 
 - "xarray: extract __xa_cmpxchg_raw" from Tamir Duberstein preforms some
   cleanup and Rust preparation in the xarray library code.
 
 - "Update reference to include/asm-<arch>" from Geert Uytterhoeven fixes
   pathnames in some code comments.
 
 - "Converge on using secs_to_jiffies()" from Easwar Hariharan uses the
   new secs_to_jiffies() in various places where that is appropriate.
 
 - "ocfs2, dlmfs: convert to the new mount API" from Eric Sandeen
   switches two filesystems to the new mount API.
 
 - "Convert ocfs2 to use folios" from Matthew Wilcox does that.
 
 - "Remove get_task_comm() and print task comm directly" from Yafang Shao
   removes now-unneeded calls to get_task_comm() in various places.
 
 - "squashfs: reduce memory usage and update docs" from Phillip Lougher
   implements some memory savings in squashfs and performs some
   maintainability work.
 
 - "lib: clarify comparison function requirements" from Kuan-Wei Chiu
   tightens the sort code's behaviour and adds some maintenance work.
 
 - "nilfs2: protect busy buffer heads from being force-cleared" from
   Ryusuke Konishi fixes an issues in nlifs when the fs is presented with a
   corrupted image.
 
 - "nilfs2: fix kernel-doc comments for function return values" from
   Ryusuke Konishi fixes some nilfs kerneldoc.
 
 - "nilfs2: fix issues with rename operations" from Ryusuke Konishi
   addresses some nilfs BUG_ONs which syzbot was able to trigger.
 
 - "minmax.h: Cleanups and minor optimisations" from David Laight
   does some maintenance work on the min/max library code.
 
 - "Fixes and cleanups to xarray" from Kemeng Shi does maintenance work
   on the xarray library code.
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Merge tag 'mm-nonmm-stable-2025-01-24-23-16' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Pull non-MM updates from Andrew Morton:
 "Mainly individually changelogged singleton patches. The patch series
  in this pull are:

   - "lib min_heap: Improve min_heap safety, testing, and documentation"
     from Kuan-Wei Chiu provides various tightenings to the min_heap
     library code

   - "xarray: extract __xa_cmpxchg_raw" from Tamir Duberstein preforms
     some cleanup and Rust preparation in the xarray library code

   - "Update reference to include/asm-<arch>" from Geert Uytterhoeven
     fixes pathnames in some code comments

   - "Converge on using secs_to_jiffies()" from Easwar Hariharan uses
     the new secs_to_jiffies() in various places where that is
     appropriate

   - "ocfs2, dlmfs: convert to the new mount API" from Eric Sandeen
     switches two filesystems to the new mount API

   - "Convert ocfs2 to use folios" from Matthew Wilcox does that

   - "Remove get_task_comm() and print task comm directly" from Yafang
     Shao removes now-unneeded calls to get_task_comm() in various
     places

   - "squashfs: reduce memory usage and update docs" from Phillip
     Lougher implements some memory savings in squashfs and performs
     some maintainability work

   - "lib: clarify comparison function requirements" from Kuan-Wei Chiu
     tightens the sort code's behaviour and adds some maintenance work

   - "nilfs2: protect busy buffer heads from being force-cleared" from
     Ryusuke Konishi fixes an issues in nlifs when the fs is presented
     with a corrupted image

   - "nilfs2: fix kernel-doc comments for function return values" from
     Ryusuke Konishi fixes some nilfs kerneldoc

   - "nilfs2: fix issues with rename operations" from Ryusuke Konishi
     addresses some nilfs BUG_ONs which syzbot was able to trigger

   - "minmax.h: Cleanups and minor optimisations" from David Laight does
     some maintenance work on the min/max library code

   - "Fixes and cleanups to xarray" from Kemeng Shi does maintenance
     work on the xarray library code"

* tag 'mm-nonmm-stable-2025-01-24-23-16' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: (131 commits)
  ocfs2: use str_yes_no() and str_no_yes() helper functions
  include/linux/lz4.h: add some missing macros
  Xarray: use xa_mark_t in xas_squash_marks() to keep code consistent
  Xarray: remove repeat check in xas_squash_marks()
  Xarray: distinguish large entries correctly in xas_split_alloc()
  Xarray: move forward index correctly in xas_pause()
  Xarray: do not return sibling entries from xas_find_marked()
  ipc/util.c: complete the kernel-doc function descriptions
  gcov: clang: use correct function param names
  latencytop: use correct kernel-doc format for func params
  minmax.h: remove some #defines that are only expanded once
  minmax.h: simplify the variants of clamp()
  minmax.h: move all the clamp() definitions after the min/max() ones
  minmax.h: use BUILD_BUG_ON_MSG() for the lo < hi test in clamp()
  minmax.h: reduce the #define expansion of min(), max() and clamp()
  minmax.h: update some comments
  minmax.h: add whitespace around operators and after commas
  nilfs2: do not update mtime of renamed directory that is not moved
  nilfs2: handle errors that nilfs_prepare_chunk() may return
  CREDITS: fix spelling mistake
  ...
2025-01-26 17:50:53 -08:00
Yafang Shao
7e70433c2b drivers: remove get_task_comm() and print task comm directly
Since task->comm is guaranteed to be NUL-terminated, we can print it
directly without the need to copy it into a separate buffer.  This
simplifies the code and avoids unnecessary operations.

Link: https://lkml.kernel.org/r/20241219023452.69907-6-laoar.shao@gmail.com
Signed-off-by: Yafang Shao <laoar.shao@gmail.com>
Reviewed-by: Jiri Slaby <jirislaby@kernel.org> (For tty)
Reviewed-by: Lyude Paul <lyude@redhat.com> (For nouveau)
Cc: Oded Gabbay <ogabbay@kernel.org>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Tvrtko Ursulin <tursulin@ursulin.net>
Cc: David Airlie <airlied@gmail.com>
Cc: Simona Vetter <simona@ffwll.ch>
Cc: Karol Herbst <kherbst@redhat.com>
Cc: Lyude Paul <lyude@redhat.com>
Cc: Danilo Krummrich <dakr@redhat.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Jiri Slaby <jirislaby@kernel.org>
Cc: "André Almeida" <andrealmeid@igalia.com>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Borislav Petkov (AMD) <bp@alien8.de>
Cc: Darren Hart <dvhart@infradead.org>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Morris <jmorris@namei.org>
Cc: Johannes Berg <johannes@sipsolutions.net>
Cc: Kalle Valo <kvalo@kernel.org>
Cc: Kees Cook <kees@kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Paul Moore <paul@paul-moore.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Petr Mladek <pmladek@suse.com>
Cc: "Serge E. Hallyn" <serge@hallyn.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vineet Gupta <vgupta@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2025-01-12 20:21:16 -08:00
Jani Nikula
1513358246 drm/i915/display: convert global state to struct intel_display
Going forward, struct intel_display is the main display device
structure. Convert intel_global_state.[ch] to it.

This allows us to make intel_pmdemand.c completely independent of
i915_drv.h.

Cc: Gustavo Sousa <gustavo.sousa@intel.com>
Reviewed-by: Gustavo Sousa <gustavo.sousa@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/2b5e743b285a86a59ee87085727847c758c8d552.1735662324.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2025-01-07 19:31:39 +02:00
Jani Nikula
445fc68549 drm/i915/pmdemand: convert to struct intel_display
Going forward, struct intel_display is the main display device
structure. Convert pmdemand to it.

Cc: Gustavo Sousa <gustavo.sousa@intel.com>
Reviewed-by: Gustavo Sousa <gustavo.sousa@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/c1d92e9490013d5aba50fc1d1ebc0ee18e82cf7e.1735662324.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2025-01-07 19:31:39 +02:00
Jani Nikula
5d1bbfba0f drm/i915/dp: convert interfaces to struct intel_display
Convert the intel_dp.[ch] external interfaces to struct intel_display.

Reviewed-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/7d55f5fd9fc0619be3113098a49259d5374013c6.1734083244.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2024-12-16 17:08:33 +02:00
Rodrigo Vivi
e7f0a3a6f7
Merge drm/drm-next into drm-intel-next
Catching up with 6.13-rc2.

Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
2024-12-11 15:06:05 -05:00
Jani Nikula
f5d38d4fa8 drm/i915/display: convert intel_display_driver.[ch] to struct intel_display
Going forward, struct intel_display will be the main display driver
structure. Convert the main display entry points to struct
intel_display.

Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Gustavo Sousa <gustavo.sousa@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241204102150.2223455-1-jani.nikula@intel.com
2024-12-09 11:42:37 +02:00
Jani Nikula
3987e35d69 drm/i915/display: convert high level power interfaces to struct intel_display
Going forward, struct intel_display is the main device data structure
for display. Convert the high level interfaces (init, cleanup, suspend,
resume, etc.) of intel_display_power.c over to it. The actual power
get/put etc. are left for follow-up.

Cc: Imre Deak <imre.deak@intel.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/e1761b0fe5081bf6ca21cca3430befe254f61b32.1732808222.git.jani.nikula@intel.com
2024-12-02 12:56:18 +02:00
Ville Syrjälä
106216c220 drm/i915/dpt: Evict all DPT VMAs on suspend
Currently intel_dpt_resume() tries to blindly rewrite all the
PTEs for currently bound DPT VMAs. That is problematic because
the CPU mapping for the DPT is only really guaranteed to exist
while the DPT object has been pinned. In the past we worked
around this issue by making DPT objects unshrinkable, but that
is undesirable as it'll waste physical RAM.

Let's instead forcefully evict all the DPT VMAs on suspend,
thus guaranteeing that intel_dpt_resume() has nothing to do.
To guarantee that all the DPT VMAs are evictable by
intel_dpt_suspend() we need to flush the cleanup workqueue
after the display output has been shut down.

And for good measure throw in a few extra WARNs to catch
any mistakes.

Cc: Brian Geffon <bgeffon@google.com>
Cc: Vidya Srinivas <vidya.srinivas@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241127061117.25622-4-ville.syrjala@linux.intel.com
Reviewed-by: Vidya Srinivas <vidya.srinivas@intel.com>
Tested-by: Vidya Srinivas <vidya.srinivas@intel.com>
2024-11-28 17:33:44 +02:00
Ville Syrjälä
37ab41e11f drm/i915: Intruduce display.wq.cleanup
Introduce a dedicated workqueue for the commit cleanup work.
In the future we'll need this to guarantee all the cleanup
works have finished at a specific point during suspend.

Cc: Brian Geffon <bgeffon@google.com>
Cc: Vidya Srinivas <vidya.srinivas@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241127061117.25622-3-ville.syrjala@linux.intel.com
Reviewed-by: Vidya Srinivas <vidya.srinivas@intel.com>
Tested-by: Vidya Srinivas <vidya.srinivas@intel.com>
2024-11-28 17:33:40 +02:00
Jani Nikula
d9b31d6acc drm/i915/plane: convert initial plane setup to struct intel_display
struct intel_display replaces struct drm_i915_private as the main
display device pointer. Convert initial plane setup to it, as much as
possible.

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/9e370d8e90235165539f81ca2d00fdd2e883397f.1732102179.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2024-11-22 13:56:35 +02:00
Jani Nikula
40c9ad5f2d drm/i915/overlay: convert to struct intel_display
struct intel_display replaces struct drm_i915_private as the main
display device pointer. Convert overlay to it, as much as possible.

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/3680586c05e82fd01d173cfb4f8df015d6db663c.1732102179.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2024-11-22 13:56:35 +02:00
Rodrigo Vivi
bd5dd9797d
drm/{i915, xe}/display: Move DP MST calls to display_driver
Move dp_mst suspend/resume functions from the drivers towards
intel_display_driver to continue with the unification.

Reviewed-by: Jonathan Cavitt <jonathan.cavitt@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241113225016.208673-4-rodrigo.vivi@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
2024-11-14 10:57:50 -05:00
Dave Airlie
bf99ceb6e0 Merge tag 'drm-intel-next-2024-11-04' of https://gitlab.freedesktop.org/drm/i915/kernel into drm-next
drm/i915 feature pull #2 for v6.13:

Features and functionality:

- Pantherlake (PTL) Xe3 LPD display enabling for xe driver (Clint, Suraj,
  Dnyaneshwar, Matt, Gustavo, Radhakrishna, Chaitanya, Haridhar, Juha-Pekka, Ravi)
- Enable dbuf overlap detection on Lunarlake and later (Stanislav, Vinod)
- Allow fastset for HDR infoframe changes (Chaitanya)
- Write DP source OUI also for non-eDP sinks (Imre)

Refactoring and cleanups:
- Independent platform identification for display (Jani)
- Display tracepoint fixes and cleanups (Gustavo)
- Share PCI ID headers between i915 and xe drivers (Jani)
- Use x100 version for full version and release checks (Jani)
- Conversions to struct intel_display (Jani, Ville)
- Reuse DP DPCD and AUX macros in gvt instead of duplication (Jani)
- Use string choice helpers (R Sundar, Sai Teja)
- Remove unused underrun detection irq code (Sai Teja)
- Color management debug improvements and other cleanups (Ville)
- Refactor panel fitter code to a separate file (Ville)
- Use try_cmpxchg() instead of open-coding (Uros Bizjak)

Fixes:
- PSR and Panel Replay fixes and workarounds (Jouni)
- Fix panel power during connector detection (Imre)
- Fix connector detection and modeset races (Imre)
- Fix C20 PHY TX MISC configuration (Gustavo)
- Improve panel fitter validity checks (Ville)
- Fix eDP short HPD interrupt handling while runtime suspended (Imre)
- Propagate DP MST DSC BW overhead/slice calculation errors (Imre)
- Stop hotplug polling for eDP connectors (Imre)
- Workaround panels reporting bad link status after PSR enable (Jouni)
- Panel Replay VRR VSC SDP related workaround and refactor (Animesh, Mitul)
- Fix memory leak on eDP init error path (Shuicheng)
- Fix GVT KVMGT Kconfig dependencies (Arnd Bergmann)
- Fix irq function documentation build warning (Rodrigo)
- Add platform check to power management fuse bit read (Clint)
- Revert kstrdup_const() and kfree_const() usage for clarity (Christophe JAILLET)
- Workaround horizontal odd panning issues in display versions 20 and 30 (Nemesa)
- Fix xe drive HDCP GSC firmware check (Suraj)

Merges:
- Backmerge drm-next to get some KVM changes (Rodrigo)
- Fix a build failure originating from previous backmerge (Jani)

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

# Conflicts:
#	drivers/gpu/drm/i915/display/intel_dp_mst.c
From: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/87h68ni0wd.fsf@intel.com
2024-11-06 09:08:53 +10:00
Dave Airlie
8a07b2623e Merge tag 'drm-misc-next-2024-10-31' of https://gitlab.freedesktop.org/drm/misc/kernel into drm-next
drm-misc-next for v6.13:

All of the previous pull request, with MORE!

Core Changes:
- Update documentation for scheduler start/stop and job init.
- Add dedede and sm8350-hdk hardware to ci runs.

Driver Changes:
- Small fixes and cleanups to panfrost, omap, nouveau, ivpu, zynqmp, v3d,
  panthor docs, and leadtek-ltk050h3146w.
- Crashdump support for qaic.
- Support DP compliance in zynqmp.
- Add Samsung S6E88A0-AMS427AP24 panel.

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/deeef745-f3fb-4e85-a9d0-e8d38d43c1cf@linux.intel.com
2024-11-01 13:46:03 +10:00
Jani Nikula
c214fc98cf drm/i915/hdcp: further conversion to struct intel_display
There are some unconverted stragglers left in the HDCP API still using
struct drm_i915_private. Convert to struct intel_display.

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/9680cc9e5ed7798a736fa73ad9ea0eb9c88e64bb.1730146000.git.jani.nikula@intel.com
2024-10-30 13:51:51 +02:00
Jani Nikula
fdc387383e drm/i915/gmbus: convert to struct intel_display
struct intel_display will replace struct drm_i915_private as the main
device pointer for display code. Switch gmbus code over to it.

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/d784e4799ab5095baa5c8fd840920066878c6273.1730146000.git.jani.nikula@intel.com
2024-10-30 13:51:26 +02:00
Ville Syrjälä
9d476ce24f drm/i915/color: Convert color management code to intel_display
struct intel_display will replace struct drm_i915_private as
the main thing for display code. Convert the color management
code to use it (as much as possible at this stage).

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241024165356.17756-4-ville.syrjala@linux.intel.com
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
2024-10-29 20:54:12 +02:00
Thomas Zimmermann
df7e8b522a drm/client: Move client event handlers to drm_client_event.c
A number of DRM-client functions serve as entry points from device
operations to client code. Moving them info a separate file will later
allow for a more fine-grained kernel configuration. For most of the
users it is sufficient to include <drm/drm_client_event.h> instead of
the full driver-side interface in <drm/drm_client.h>

v2:
- rename new files to drm_client_event.{c,h}

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Tvrtko Ursulin <tursulin@ursulin.net>
Cc: Karol Herbst <kherbst@redhat.com>
Cc: Lyude Paul <lyude@redhat.com>
Cc: Danilo Krummrich <dakr@redhat.com>
Reviewed-by: Jonathan Cavitt <jonathan.cavitt@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241014085740.582287-7-tzimmermann@suse.de
2024-10-18 09:23:03 +02:00
Ville Syrjälä
5c30cfa295 drm/i915/dmc: Convert DMC code to intel_display
struct intel_display will replace struct drm_i915_private as
the main thing for display code. Convert the DMC code to
use it (as much as possible at this stage).

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240906143306.15937-7-ville.syrjala@linux.intel.com
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
2024-09-11 15:27:02 +03:00
Ville Syrjälä
4b6e05c43b drm/i915/vga: Convert VGA code to intel_display
struct intel_display will replace struct drm_i915_private as
the main thing for display code. Convert the VGA code to
use it (as much as possible at this stage).

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240906143306.15937-5-ville.syrjala@linux.intel.com
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
2024-09-11 15:27:02 +03:00
Ville Syrjälä
d34927acff drm/i915/cdclk: Convert CDCLK code to intel_display
struct intel_display will replace struct drm_i915_private as
the main thing for display code. Convert the CDCLK code to
use it (as much as possible at this stage).

v2: Add local 'display' variable to __intel_display_device_info_runtime_init() (Jani)
    Simplify the to_intel_display(crtc_state) stuff (Jani)

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240906143306.15937-3-ville.syrjala@linux.intel.com
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
2024-09-11 15:26:43 +03:00
Jani Nikula
138d2bda4e drm/i915/display: pass display to intel_crtc_for_pipe()
Convert the intel_crtc_for_pipe() struct drm_i915_private parameter to
struct intel_display.

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240904130633.3831492-1-jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2024-09-05 21:05:42 +03:00
Jani Nikula
8a37cd4dc5 drm/i915/pps: convert intel_pps.[ch] to struct intel_display
Going forward, struct intel_display shall replace struct
drm_i915_private as the main display device data pointer type. Convert
intel_pps.[ch] to struct intel_display.

Some stragglers are left behind where needed.

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/bea51b0d9e4546ba21d0d4eb01ca1097fda095ab.1725012870.git.jani.nikula@intel.com
2024-09-03 17:10:55 +03:00
Jani Nikula
a954e0a261 drm/i915/dp: convert intel_dp_tunnel.[ch] to struct intel_display
Going forward, struct intel_display shall replace struct
drm_i915_private as the main display device data pointer type. Convert
intel_dp_tunnel.[ch] to struct intel_display.

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/2c83fe739ab8de05361d6eaae0249e58878a3c06.1725012870.git.jani.nikula@intel.com
2024-09-03 17:10:41 +03:00
Jani Nikula
7d085bb17e drm/i915/hti: convert to struct intel_display
Going forward, struct intel_display shall replace struct
drm_i915_private as the main display device data pointer type. Convert
intel_hti.[ch] to struct intel_display.

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240813164123.2674462-7-jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2024-08-16 11:02:32 +03:00
Jani Nikula
9aec6f76a2 drm/i915/bios: convert to struct intel_display
Going forward, struct intel_display shall replace struct
drm_i915_private as the main display device data pointer type. Convert
intel_bios.[ch] to struct intel_display.

Do one drive-by conversion of unnecessary hex usage to decimal.

Reviewed-by: Imre Deak <imre.deak@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/0d0261a53aff5f141b16b482222a5ffce78e176e.1723213547.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2024-08-12 12:19:08 +03:00
Jani Nikula
769b081c18 drm/i915/opregion: convert to struct intel_display
Going forward, struct intel_display shall replace struct
drm_i915_private as the main display device data pointer type. Convert
intel_opregion.[ch] to struct intel_display.

v2:
- Fix declarations for !CONFIG_ACPI (Imre, kernel test robot)
- Pass encoder/connector directly to intel_display() (Imre)

Reviewed-by: Imre Deak <imre.deak@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/aef94503909bbbf95f0244dc382a4d4cd050b903.1723213547.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2024-08-12 12:19:08 +03:00
Jani Nikula
f7303ab29d drm/i915/acpi: convert to struct intel_display
Going forward, struct intel_display shall replace struct
drm_i915_private as the main display device data pointer type. Convert
intel_acpi.[ch] to struct intel_display.

Reviewed-by: Imre Deak <imre.deak@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/465436a3442807b49609fc55c9f652a29f96fd02.1723213547.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2024-08-12 12:19:08 +03:00
Ville Syrjälä
fd5a9b950e drm/i915/fbc: Convert to intel_display, mostly
Switch the FBC code over to intel_display from i915, as
much as possible. This is the future direction so that
the display code can be shared between i915 and xe more
cleanly.

Some of the platform checks and the stolen mem facing stiff
still need i915 around though.

v2: Drop some redundant to_i915() casts

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240705145254.3355-3-ville.syrjala@linux.intel.com
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
2024-07-12 15:05:23 +03:00
Imre Deak
fdd0b80172 drm/i915: Fix audio component initialization
After registering the audio component in i915_audio_component_init()
the audio driver may call i915_audio_component_get_power() via the
component ops. This could program AUD_FREQ_CNTRL with an uninitialized
value if the latter function is called before display.audio.freq_cntrl
gets initialized. The get_power() function also does a modeset which in
the above case happens too early before the initialization step and
triggers the

"Reject display access from task"

error message added by the Fixes: commit below.

Fix the above issue by registering the audio component only after the
initialization step.

Fixes: 87c1694533 ("drm/i915: save AUD_FREQ_CNTRL state at audio domain suspend")
Closes: https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/10291
Cc: stable@vger.kernel.org # v5.5+
Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240521143022.3784539-1-imre.deak@intel.com
2024-05-24 16:02:40 +03:00
Thomas Zimmermann
b55f3bbab8 drm/{i915, xe}: Implement fbdev emulation as in-kernel client
Replace all code that initializes or releases fbdev emulation
throughout the driver. Instead initialize the fbdev client by a
single call to intel_fbdev_setup() after i915 has registered its
DRM device. Just like similar code in other drivers, i915 fbdev
emulation now acts like a regular DRM client. Do the same for xe.

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_client_dev_unregister() releases all in-kernel clients
automatically. No further action is required within i915. 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. Do the same for xe and remove its call to
intel_fbdev_fini().

v8:
- setup client in intel_display_driver_register (Jouni)
- mention xe in commit message

v7:
- update xe driver
- reword commit message

v6:
- use 'i915' for i915 device (Jouni)
- remove unnecessary code for non-atomic mode setting (Jouni, Ville)
- fix function name in commit message (Jouni)

v3:
-  as before, silently ignore devices without displays

v2:
-  let drm_client_register() handle initial hotplug
-  fix driver name in error message (Jani)
-  fix non-fbdev build (kernel test robot)

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Jouni Högander <jouni.hogander@intel.com>
Acked-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240409081029.17843-7-tzimmermann@suse.de
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2024-04-25 14:25:58 +03:00
Thomas Zimmermann
762f8c13b8 drm/{i915,xe}: Implement fbdev client callbacks
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.

Fox xe, remove xe_display_last_close(), which restored the fbdev
display. As with i915, the DRM core's drm_lastclose() performs
this operation automatically.

v8:
- mention xe in commit message

v7:
- update xe driver

v6:
- return errors from client callbacks (Jouni)

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Jouni Högander <jouni.hogander@intel.com>
Acked-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240409081029.17843-6-tzimmermann@suse.de
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2024-04-25 14:25:54 +03:00
Thomas Zimmermann
f3a36cb5d9 drm/{i915,xe}: Unregister in-kernel clients
Unregister all in-kernel clients before unloading the i915 driver. For
other drivers, drm_dev_unregister() does this automatically. As i915 and
xe do not use this helper, they have to perform the call by themselves.

Note that there are currently no in-kernel clients in i915 or xe. The
patch prepares the drivers for a related update of their fbdev support.

v8:
- unregister clients in intel_display_driver_unregister() (Jani)
- mention xe in commit message (Rodrigo, Jani)

v7:
- update xe driver

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Jouni Högander <jouni.hogander@intel.com>
Acked-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240409081029.17843-5-tzimmermann@suse.de
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2024-04-25 14:25:50 +03:00
Jani Nikula
8e58c0346e drm/i915/dmc: convert dmc wakelock interface to struct intel_display
Convert the dmc wakelock interface to struct intel_display instead of
struct drm_i915_private. We'll want to convert the intel_de interfaces,
and there's a bit of coupling between the two, so start here.

Cc: Luca Coelho <luciano.coelho@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/3c260bbbce0af8714b07157dc032b038efa3bf1c.1713358679.git.jani.nikula@intel.com
2024-04-18 21:16:54 +03:00
Jani Nikula
409c23ae67 drm/i915/quirks: convert struct drm_i915_private to struct intel_display
Use struct intel_display instead of struct drm_i915_private for
quirks. Also do drive-by conversions in call sites of intel_has_quirk().

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/d90e9d8e91e59d04d38f2743c02c74a8f0e13133.1713358679.git.jani.nikula@intel.com
2024-04-18 21:16:45 +03:00
Luca Coelho
fe3b3ed7ff drm/i915/display: don't allow DMC wakelock on older hardware
Only allow running DMC wakelock code if the display version is 20 or
greater.  Also check if DMC is loaded before enabling.

Reviewed-by: Uma Shankar <uma.shankar@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240412094148.808179-3-luciano.coelho@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2024-04-17 11:41:13 +03:00
Dave Airlie
ca7a1d0d18 Merge tag 'drm-intel-next-2024-02-27-1' of git://anongit.freedesktop.org/drm/drm-intel into drm-next
drm/i915 feature pull #2 for v6.9:

Features and functionality:
- DP tunneling and bandwidth allocation support (Imre)
- Add more ADL-N PCI IDs (Gustavo)
- Enable fastboot also on older platforms (Ville)
- Bigjoiner force enable debugfs option for testing (Stan)

Refactoring and cleanups:
- Remove unused structs and struct members (Jiri Slaby)
- Use per-device debug logging (Ville)
- State check improvements (Ville)
- Hardcoded cd2x divider cleanups (Ville)
- CDCLK documentation updates (Ville, Rodrigo)

Fixes:
- HDCP MST Type1 fixes (Suraj)
- Fix MTL C20 PHY PLL values (Ravi)
- More hardware access prevention during init (Imre)
- Always enable decompression with tile4 on Xe2 (Juha-Pekka)
- Improve LNL package C residency (Suraj)

drm core changes:
- DP tunneling and bandwidth allocation helpers (Imre)

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/87sf1devbj.fsf@intel.com
2024-02-28 11:02:55 +10:00
Imre Deak
e60cff453b drm/i915/dp: Enable DP tunnel BW allocation mode
Detect DP tunnels and enable the BW allocation mode on them. Send a
hotplug notification to userspace in response to a BW change.

Reviewed-by: Uma Shankar <uma.shankar@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240220211841.448846-22-imre.deak@intel.com
2024-02-27 17:35:14 +02:00
Dave Airlie
9ac4beb757 drm-misc-next for v6.9:
UAPI Changes:
 
 Cross-subsystem Changes:
 
 arch:
 - powerpc/ps3: select CONFIG_VIDEO
 
 Core Changes:
 
 ci:
 - msm: fix apq8016 runner
 
 display:
 - use newer DRM print helpers
 
 documentation:
 - fix typos
 
 print:
 - add device-specific error and debug printers
 
 sysfb:
 - set Linux parent device for firmware framebuffer
 
 tests:
 - mm: use newer DRM print helpers
 
 Driver Changes:
 
 bridge:
 - switch to ->read_edid callback throughout the bridge
 drivers
 - remove old ->get_edid callback
 
 i915:
 - use newer DRM print helpers
 
 lima:
 - improve stability by fixes to error handling and recovery
 
 mediathek:
 - switch to ->read_edid callback
 
 msm:
 - switch to ->read_edid callback
 
 omap:
 - switch to ->read_edid callback
 
 panel:
 - add Powkiddy RGB10MAX3 plus DT bindings
 - st7703: support panel rotation plus DT bindings
 
 rockchip:
 - DT bindings: remove port, add power-domains
 
 xe:
 - use newer DRM print helpers
 
 xlnx:
 - switch to ->read_edid callback
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Merge tag 'drm-misc-next-2024-02-15' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

drm-misc-next for v6.9:

UAPI Changes:

Cross-subsystem Changes:

arch:
- powerpc/ps3: select CONFIG_VIDEO

Core Changes:

ci:
- msm: fix apq8016 runner

display:
- use newer DRM print helpers

documentation:
- fix typos

print:
- add device-specific error and debug printers

sysfb:
- set Linux parent device for firmware framebuffer

tests:
- mm: use newer DRM print helpers

Driver Changes:

bridge:
- switch to ->read_edid callback throughout the bridge
drivers
- remove old ->get_edid callback

i915:
- use newer DRM print helpers

lima:
- improve stability by fixes to error handling and recovery

mediathek:
- switch to ->read_edid callback

msm:
- switch to ->read_edid callback

omap:
- switch to ->read_edid callback

panel:
- add Powkiddy RGB10MAX3 plus DT bindings
- st7703: support panel rotation plus DT bindings

rockchip:
- DT bindings: remove port, add power-domains

xe:
- use newer DRM print helpers

xlnx:
- switch to ->read_edid callback

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

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From: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20240215132610.GA1464@localhost.localdomain
2024-02-16 13:16:40 +10:00
Jani Nikula
d50892a955 drm/i915: switch from drm_debug_printer() to device specific drm_dbg_printer()
Prefer the device specific debug printer.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Luca Coelho <luciano.coelho@intel.com>
Acked-by: Maxime Ripard <mripard@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/f2614dfcba295be20c650cdab24c3979d265f422.1705410327.git.jani.nikula@intel.com
2024-02-09 11:52:06 +02:00
Ville Syrjälä
30865e4abb drm/i915: Simplify intel_initial_plane_config() calling convention
There's no reason the caller of intel_initial_plane_config() should
have to loop over the CRTCs. Pull the loop into the function to
make life simpler for the caller.

v2: "fix" xe

Reviewed-by: Andrzej Hajda <andrzej.hajda@intel.com>
Tested-by: Paz Zcharya <pazz@chromium.org>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240202224340.30647-13-ville.syrjala@linux.intel.com
Acked-by: Lucas De Marchi <lucas.demarchi@intel.com>
2024-02-07 02:01:36 +02:00
Ville Syrjälä
e66a176592 drm/i915/hdcp: Do intel_hdcp_component_init() much later during init
intel_hdcp_component_init()->...->intel_hdcp_gsc_initialize_message()
will allocate ggtt address space for some hdcp gsc message thing.
That is currently being done way too early as we haven't even
taken over the BIOS fb yet. So this has the potential of corrupting
ggtt PTEs that need to be preserved until the BIOS fb takover
is done.

Only call intel_hdcp_component_init() once all the BIOS fb takeover,
and full ggtt init (which currently also needs to reserve very
specific ranges of ggtt, thus assuming that no one else has stolen
them yet) is done.

Cc: Suraj Kandpal <suraj.kandpal@intel.com>
Cc: Alan Previn <alan.previn.teres.alexis@intel.com>
Cc: Uma Shankar <uma.shankar@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231215110933.9188-2-ville.syrjala@linux.intel.com
Reviewed-by: Andrzej Hajda <andrzej.hajda@intel.com>
2024-02-05 17:23:46 +02:00
Imre Deak
cd572b3bb2 drm/i915: Disable hotplug detection works during driver init/shutdown
As described in the previous patch, an unexpected connector
detection/modeset started from the intel_hotplug::hotplug_work can
happen during the driver init/shutdown sequence. Prevent these by
disabling the queuing of and flushing all the intel_hotplug work that
can start them at the beginning of the init/shutdown sequence and allow
the queuing only while the display is in the initialized state.

Other work items - like the intel_connector::modeset_retry_work or the
MST probe works - are still enabled and can start a detection/modeset,
but after the previous patch these will be rejected. Disabling these
works as well is for a follow-up patchset.

Link: https://patchwork.freedesktop.org/patch/msgid/20240104083008.2715733-9-imre.deak@intel.com
Reviewed-by: Jouni Högander <jouni.hogander@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
2024-01-08 18:56:45 +02:00
Imre Deak
bd738d859e drm/i915: Prevent modesets during driver init/shutdown
An unexpected modeset or connector detection by a user (user space or FB
console) during the initialization/shutdown sequence is possible either
via a hotplug IRQ handling work or via the connector sysfs
(status/detect) interface. These modesets/detections should be prevented
by disabling/flushing all related hotplug handling work and
unregistering the interfaces that can start them at the beginning of the
shutdown sequence. Some of this - disabling all related intel_hotplug
work - will be done by the next patch, but others - for instance
disabling the MST hotplug works - require a bigger rework.

It makes sense - for diagnostic purpose, even with all the above work and
interface disabled - to detect and reject any such user access. This
patch does that for modeset accesses and a follow-up patch for connector
detection.

During driver loading/unloading/system suspend/shutdown and during
system resume after calling intel_display_driver_disable_user_access()
or intel_display_driver_resume_access() correspondigly, the current
thread is allowed to modeset (as this thread requires to do an
initial/restoring modeset or a disabling modeset), other threads (the
user threads) are not allowed to modeset.

During driver loading/system resume after calling
intel_display_driver_enable_user_access() all threads are allowed to
modeset.

During driver unloading/system suspend/shutdown after calling
intel_display_driver_suspend_access() no threads are allowed to modeset
(as the HW got disabled and should stay in this state).

v2: Call intel_display_driver_suspend_access()/resume_access() only
    for HAS_DISPLAY(). (CI)
v3: (Jouni)
- Add commit log comments explaining how the permission of modeset
  changes during HW init/deinit wrt. to the current and other user
  processes.

Link: https://patchwork.freedesktop.org/patch/msgid/20240104132335.2766434-1-imre.deak@intel.com
Reviewed-by: Jouni Högander <jouni.hogander@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
2024-01-08 18:54:36 +02:00
Imre Deak
24b412b1bf drm/i915: Disable intel HPD poll after DRM poll init/enable
The only purpose of intel_hpd_poll_disable() during driver loading and
system resume - at which point polling should be disabled anyway, except
for connectors in an IRQ storm, for which the polling will stay enabled -
is to force-detect all the connectors. However this detection in
i915_hpd_poll_init_work() depends on drm.mode_config.poll_enabled, which
will get set in drm_kms_helper_poll_init(), possibly after
i915_hpd_poll_init_work() is scheduled. Hence the initial detection of
connectors during driver loading may not happen.

Fix the above by moving intel_hpd_poll_disable() after
i915_hpd_poll_init_work(), the proper place anyway for doing the above
detection after all the HW initialization steps are complete. Change the
order the same way during system resume as well. The above race
condition shouldn't matter here - as drm.mode_config.poll_enabled will
be set - but the detection should happen here as well after the HW init
steps are done.

Link: https://patchwork.freedesktop.org/patch/msgid/20240104083008.2715733-5-imre.deak@intel.com
Reviewed-by: Jouni Högander <jouni.hogander@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
2024-01-08 18:51:31 +02:00
Imre Deak
a1a0e86307 drm/i915: Move audio deinit after disabling polling
Deinitialize audio during driver unload after disabling polling. This is
in preparation to do all the display HW init/deinit steps at a point
where no HPD IRQ or polling initiated connector detection or modeset can
change the HW state. This may still happen here via an HPD IRQ ->
hotplug detection work or a connector sysfs (state/detect) access, but
these will be prevented by later changes in this patchset.

Link: https://patchwork.freedesktop.org/patch/msgid/20240104083008.2715733-4-imre.deak@intel.com
Reviewed-by: Jouni Högander <jouni.hogander@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
2024-01-08 18:51:31 +02:00
Jouni Högander
716c3cf217 drm/i915/display: Remove dead code around intel_atomic_helper->free_list
After switching to directly using dma_fence instead of i915_sw_fence we
have left some dead code around intel_atomic_helper->free_list. Remove that
dead code.

v2: Remove intel_atomic_state->freed as well

Signed-off-by: Jouni Högander <jouni.hogander@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231114134141.2527694-1-jouni.hogander@intel.com
2023-12-18 13:37:01 +02:00
Jani Nikula
607a2c64e8 drm/i915: move display spinlock init to display code
The gem code has no business accessing i915->display directly.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231102155223.2298316-2-jani.nikula@intel.com
2023-11-07 12:24:46 +02:00
Jani Nikula
3fef3e6ff8 drm/i915: move display mutex inits to display code
The core code has no business accessing i915->display directly. These
could be further spread to respective files, but this is a start.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231102155223.2298316-1-jani.nikula@intel.com
2023-11-07 12:24:40 +02:00