[v8 00/11] drm/xe/display: Program double buffered LUT registers

[Manna, Animesh]

> -----Original Message-----
> From: Borah, Chaitanya Kumar <chaitanya.kumar.borah at intel.com>
> Sent: Friday, May 23, 2025 11:51 AM
> To: intel-xe at lists.freedesktop.org; intel-gfx at lists.freedesktop.org
> Cc: ville.syrjala at linux.intel.com; Shankar, Uma <uma.shankar at intel.com>;
> Manna, Animesh <animesh.manna at intel.com>; Borah, Chaitanya Kumar
> <chaitanya.kumar.borah at intel.com>
> Subject: [v8 00/11] drm/xe/display: Program double buffered LUT registers
> 
> From PTL, LUT registers are made double buffered. This helps us to program
> them in the active region without any concern of tearing.
> This particulary helps in case of displays with high refresh rates where vblank
> periods are shorter. Add MMIO and DSB path to program them.
> 
> Chaitanya Kumar Borah (7):
>   drm/i915/dsb: add intel_dsb_gosub_finish()
>   drm/i915/dsb: Add support for GOSUB interrupt
>   drm/i915: s/dsb_color_vblank/dsb_color
>   drm/i915/display: use GOSUB to program double buffered LUT registers
>   drm/i915: Program DB LUT registers before vblank
>   drm/i915/color: Do not pre-load LUTs with DB registers
>   drm/i915: Disable updating of LUT values during vblank
> 
> Ville Syrjälä (4):
>   drm/i915/dsb: Extract intel_dsb_ins_align()
>   drm/i915/dsb: Extract assert_dsb_tail_is_aligned()
>   drm/i915/dsb: Extract intel_dsb_{head,tail}()
>   drm/i915/dsb: Implement intel_dsb_gosub()

Thanks for the patches, pushed to din now.

Regards,
Animesh

> 
>  drivers/gpu/drm/i915/display/intel_atomic.c   |   4 +-
>  drivers/gpu/drm/i915/display/intel_color.c    |  73 ++++++---
>  drivers/gpu/drm/i915/display/intel_color.h    |   2 +
>  drivers/gpu/drm/i915/display/intel_crtc.c     |   5 +-
>  drivers/gpu/drm/i915/display/intel_display.c  |  40 +++--
>  .../drm/i915/display/intel_display_device.h   |   1 +
>  .../drm/i915/display/intel_display_types.h    |   2 +-
>  drivers/gpu/drm/i915/display/intel_dsb.c      | 146 ++++++++++++++++--
>  drivers/gpu/drm/i915/display/intel_dsb.h      |   3 +
>  drivers/gpu/drm/i915/display/intel_dsb_regs.h |   2 +
>  10 files changed, 223 insertions(+), 55 deletions(-)
> 
> --
> 2.25.1