[PATCH 0/4] drm/i915/dpt: Try to make DPT shrinkable again

Ville Syrjälä ville.syrjala at linux.intel.com
Thu Nov 28 15:40:50 UTC 2024


On Wed, Nov 27, 2024 at 08:11:13AM +0200, Ville Syrjala wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> Try to make DPT objects shrinakble once again. To overcome
> the earlier suspend/resume issues we'll just make sure all
> DPT VMAs are evicted during suspend, and thus resume won't
> care whether the DPT objects got kicked out or not. 
> 
> The proper solution would perhaps be to do the DPT CPU
> mapping on demand in dpt insert_{page,range}() but that
> would require a bunch of extra thought (especially for
> DPTs allocated from stolen).
> 
> Cc: Brian Geffon <bgeffon at google.com>
> Cc: Vidya Srinivas <vidya.srinivas at intel.com>
> 
> Ville Syrjälä (4):
>   drm/i915: Don't reuse commit_work for the cleanup
>   drm/i915: Intruduce display.wq.cleanup
>   drm/i915/dpt: Evict all DPT VMAs on suspend
>   Revert "drm/i915/dpt: Make DPT object unshrinkable"

Series pushed to drm-intel-next. Thanks Brian and Vidya.

> 
>  drivers/gpu/drm/i915/display/intel_display.c  |  6 +++---
>  .../gpu/drm/i915/display/intel_display_core.h |  3 +++
>  .../drm/i915/display/intel_display_driver.c   |  6 ++++++
>  .../drm/i915/display/intel_display_types.h    |  2 ++
>  drivers/gpu/drm/i915/display/intel_dpt.c      |  4 ++--
>  drivers/gpu/drm/i915/gem/i915_gem_object.h    |  4 +---
>  drivers/gpu/drm/i915/gt/intel_ggtt.c          | 19 ++++++++++++++-----
>  drivers/gpu/drm/i915/gt/intel_gtt.h           |  4 ++--
>  8 files changed, 33 insertions(+), 15 deletions(-)
> 
> -- 
> 2.45.2

-- 
Ville Syrjälä
Intel


More information about the Intel-gfx mailing list