[Intel-gfx] [PATCH v4 1/7] drm/i915/gsc: Create GSC request submission mechanism

[Teres Alexis, Alan Previn]

LGTM:
Reviewed-by: Alan Previn <alan.previn.teres.alexis at intel.com>

On Thu, 2022-12-22 at 12:13 +0530, Kandpal, Suraj wrote:
> HDCP and PXP will require a common function to allow it to
> submit commands to the gsc cs. Also adding the gsc mtl header
> that needs to be added on to the existing payloads of HDCP
> and PXP.
> 
> --v4
> -Seprate gsc load and heci cmd submission into different
> functions in different files for better scalability [Alan]
> -Rename gsc address field [Alan]
> 
> Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio at intel.com>
> Cc: Alan Previn <alan.previn.teres.alexis at intel.com>
> Signed-off-by: Suraj Kandpal<suraj.kandpal at intel.com>
> ---