[PATCH v3 5/6] drm/i915: Don't back up pinned LMEM context images and rings during suspend

[Matthew Auld]

On 14/09/2021 20:31, Thomas Hellström wrote:
> Pinned context images are now reset during resume. Don't back them up,
> and assuming that rings can be assumed empty at suspend, don't back them
> up either.
> 
> Introduce a new object flag, I915_BO_ALLOC_PM_VOLATILE meaning that an
> object is allowed to lose its content on suspend.
> 
> v3:
> - Slight documentation clarification (Matthew Auld)
> 
> Signed-off-by: Thomas Hellström <thomas.hellstrom at linux.intel.com>
Reviewed-by: Matthew Auld <matthew.auld at intel.com>