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* [PATCH v2 00/19] drm/i915/overlay: Convert to parent interface
@ 2026-02-26 10:07 Ville Syrjala
  2026-02-26 10:07 ` [PATCH v2 01/19] drm/i915/overlay: Remove GPU hang snapshot stuff Ville Syrjala
                   ` (26 more replies)
  0 siblings, 27 replies; 31+ messages in thread
From: Ville Syrjala @ 2026-02-26 10:07 UTC (permalink / raw)
  To: intel-gfx; +Cc: intel-xe

From: Ville Syrjälä <ville.syrjala@linux.intel.com>

Split the overlay code into i915 vs. display parts and introduce
and new parent interface for the display->i915 calls.

The interface is rather verbose due to the interruptible ioctl
design of the overlay code. Ideally we'd implement the overlay
as a drm plane and tell it to flip via MMIO writes to OVADD,
at which point the parent interface could be limited to just
two functions to repartition the render cache as needed.
Maybe one day...

Smoke tested on i830 and i965gm.

v2: Deal with the IS_ERR() screwup
    Rebase due to kmalloc_obj() & co.

Ville Syrjälä (19):
  drm/i915/overlay: Remove GPU hang snapshot stuff
  drm/i915/overlay: Track current frontbuffer_bits
  drm/i915/overlay: Extract i915_overlay_is_active()
  drm/i915/overlay: Remove redundant overlay->active
  drm/i915/overlay: Relocate the underrun check
  drm/i915/overlay: Introduce i915_overlay_obj_lookup()
  drm/i915/overlay: Use struct drm_gem_object as the type
  drm/i915/overlay: Extract i915_overlay_reset()
  drm/i915/overlay: Extract i915_overlay_setup()
  drm/i915/overlay: Extract i915_overlay_cleanup()
  drm/i915/overlay: Abstract buffer (un)pinning
  drm/i915/overlay: Rename low level i915 specific functions
  drm/i915/overlay: Adjust i915 specific interfaces
  drm/i915/overlay: Make i830_overlay_clock_gating() i915 specific
  drm/i915/overlay: s/dev_priv/i915/
  drm/i915/overlay: Split 'struct intel_overlay'
  drm/i915/overlay: Don't use fetch_and_zero() in display code
  drm/i915/overlay: Move i915 specific code into i915_overlay.c
  drm/i915/overlay: Convert overlay to parent interface

 drivers/gpu/drm/i915/Makefile                 |   1 +
 .../gpu/drm/i915/display/intel_display_regs.h |   2 -
 .../drm/i915/display/intel_display_snapshot.c |   4 -
 drivers/gpu/drm/i915/display/intel_overlay.c  | 584 ++----------------
 drivers/gpu/drm/i915/display/intel_overlay.h  |  48 --
 drivers/gpu/drm/i915/display/intel_parent.c   |  76 +++
 drivers/gpu/drm/i915/display/intel_parent.h   |  26 +
 drivers/gpu/drm/i915/i915_driver.c            |   2 +
 drivers/gpu/drm/i915/i915_drv.h               |   3 +
 drivers/gpu/drm/i915/i915_overlay.c           | 517 ++++++++++++++++
 drivers/gpu/drm/i915/i915_overlay.h           |  11 +
 drivers/gpu/drm/i915/i915_reg.h               |   4 +
 drivers/gpu/drm/xe/Makefile                   |   1 +
 include/drm/intel/display_parent_interface.h  |  33 +
 14 files changed, 726 insertions(+), 586 deletions(-)
 create mode 100644 drivers/gpu/drm/i915/i915_overlay.c
 create mode 100644 drivers/gpu/drm/i915/i915_overlay.h

-- 
2.52.0


^ permalink raw reply	[flat|nested] 31+ messages in thread

end of thread, other threads:[~2026-02-26 16:14 UTC | newest]

Thread overview: 31+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2026-02-26 10:07 [PATCH v2 00/19] drm/i915/overlay: Convert to parent interface Ville Syrjala
2026-02-26 10:07 ` [PATCH v2 01/19] drm/i915/overlay: Remove GPU hang snapshot stuff Ville Syrjala
2026-02-26 10:07 ` [PATCH v2 02/19] drm/i915/overlay: Track current frontbuffer_bits Ville Syrjala
2026-02-26 10:07 ` [PATCH v2 03/19] drm/i915/overlay: Extract i915_overlay_is_active() Ville Syrjala
2026-02-26 10:07 ` [PATCH v2 04/19] drm/i915/overlay: Remove redundant overlay->active Ville Syrjala
2026-02-26 10:07 ` [PATCH v2 05/19] drm/i915/overlay: Relocate the underrun check Ville Syrjala
2026-02-26 10:07 ` [PATCH v2 06/19] drm/i915/overlay: Introduce i915_overlay_obj_lookup() Ville Syrjala
2026-02-26 10:07 ` [PATCH v2 07/19] drm/i915/overlay: Use struct drm_gem_object as the type Ville Syrjala
2026-02-26 10:07 ` [PATCH v2 08/19] drm/i915/overlay: Extract i915_overlay_reset() Ville Syrjala
2026-02-26 10:07 ` [PATCH v2 09/19] drm/i915/overlay: Extract i915_overlay_setup() Ville Syrjala
2026-02-26 10:07 ` [PATCH v2 10/19] drm/i915/overlay: Extract i915_overlay_cleanup() Ville Syrjala
2026-02-26 10:07 ` [PATCH v2 11/19] drm/i915/overlay: Abstract buffer (un)pinning Ville Syrjala
2026-02-26 10:07 ` [PATCH v2 12/19] drm/i915/overlay: Rename low level i915 specific functions Ville Syrjala
2026-02-26 10:07 ` [PATCH v2 13/19] drm/i915/overlay: Adjust i915 specific interfaces Ville Syrjala
2026-02-26 10:07 ` [PATCH v2 14/19] drm/i915/overlay: Make i830_overlay_clock_gating() i915 specific Ville Syrjala
2026-02-26 10:07 ` [PATCH v2 15/19] drm/i915/overlay: s/dev_priv/i915/ Ville Syrjala
2026-02-26 10:07 ` [PATCH v2 16/19] drm/i915/overlay: Split 'struct intel_overlay' Ville Syrjala
2026-02-26 10:07 ` [PATCH v2 17/19] drm/i915/overlay: Don't use fetch_and_zero() in display code Ville Syrjala
2026-02-26 13:01   ` [PATCH v3 " Ville Syrjala
2026-02-26 10:07 ` [PATCH v2 18/19] drm/i915/overlay: Move i915 specific code into i915_overlay.c Ville Syrjala
2026-02-26 13:38   ` [PATCH v3 " Ville Syrjala
2026-02-26 10:07 ` [PATCH v2 19/19] drm/i915/overlay: Convert overlay to parent interface Ville Syrjala
2026-02-26 13:01   ` [PATCH v3 " Ville Syrjala
2026-02-26 10:15 ` ✗ CI.checkpatch: warning for drm/i915/overlay: Convert to parent interface (rev2) Patchwork
2026-02-26 10:16 ` ✓ CI.KUnit: success " Patchwork
2026-02-26 11:03 ` ✗ Xe.CI.BAT: failure " Patchwork
2026-02-26 12:27 ` ✗ Xe.CI.FULL: " Patchwork
2026-02-26 13:45 ` ✗ CI.checkpatch: warning for drm/i915/overlay: Convert to parent interface (rev5) Patchwork
2026-02-26 13:47 ` ✓ CI.KUnit: success " Patchwork
2026-02-26 14:42 ` ✓ Xe.CI.BAT: " Patchwork
2026-02-26 16:14 ` ✓ Xe.CI.FULL: " Patchwork

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