[PATCH v2 2/2] drm/xe/gsc: add support for GSC proxy interrupt

[Teres Alexis, Alan Previn]

On Tue, 2024-01-09 at 16:44 -0800, Daniele Ceraolo Spurio wrote:
> The GSC notifies us of a proxy request via the HECI2 interrupt. The
> interrupt must be enabled both in the HECI layer and in our usual gt irq
> programming; for the latter, the interrupt is enabled via the same enable
> register as the GSC CS, but it does have its own mask register. When the
alan:snip

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