[Intel-gfx] [PATCH 2/7] drm/i915: Record the sseu configuration per-context & engine

[Joonas Lahtinen]

Quoting Tvrtko Ursulin (2019-01-08 13:22:47)
> From: Lionel Landwerlin <lionel.g.landwerlin at intel.com>
> 
> We want to expose the ability to reconfigure the slices, subslice and
> eu per context and per engine. To facilitate that, store the current
> configuration on the context for each engine, which is initially set
> to the device default upon creation.
> 
> v2: record sseu configuration per context & engine (Chris)
> 
> v3: introduce the i915_gem_context_sseu to store powergating
>     programming, sseu_dev_info has grown quite a bit (Lionel)
> 
> v4: rename i915_gem_sseu into intel_sseu (Chris)
>     use to_intel_context() (Chris)
> 
> v5: More to_intel_context() (Tvrtko)
>     Switch intel_sseu from union to struct (Tvrtko)
>     Move context default sseu in existing loop (Chris)
> 
> v6: s/intel_sseu_from_device_sseu/intel_device_default_sseu/ (Tvrtko)
> 
> Tvrtko Ursulin:
> 
> v7:
>  * Pass intel_sseu by pointer instead of value to make_rpcs.
>  * Rebase for make_rpcs changes.
> 
> v8:
>  * Rebase for RPCS edit on pin.
> 
> v9:
>  * Rebase for context image setup changes.
> 
> v10:
>  * Rename dev_priv to i915. (Chris Wilson)
> 
> v11:
>  * Rebase.
> 
> v12:
>  * Rebase for IS_GEN changes.
> 
> v13:
>  * Rebase for RUNTIME_INFO.
> 
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin at intel.com>
> Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
> Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>

Reviewed-by: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>

Regards, Joonas