[Intel-gfx] [PATCH 2/7] drm/i915/uc: HuC firmware can't be supported without GuC

[Chris Wilson]

Quoting Michal Wajdeczko (2019-08-07 18:00:29)
> There is no point in selecting HuC firmware if GuC is unsupported
> or it was already disabled, as we need GuC to authenticate HuC.

Makes sense.

> While around, make uc_fw_init_early work without direct access
> to whole i915, pass only needed platform/rev info.

Hmm. When I've been briefly thinking about this, I've contemplated
passing around the *{ intel_device_info, intel_runtime_info }
 
> Signed-off-by: Michal Wajdeczko <michal.wajdeczko at intel.com>
> Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio at intel.com>
> Cc: Chris Wilson <chris at chris-wilson.co.uk>

Looks ok, but I wouldn't be surprised if we came up with an alternative
approach to passing the feature flags around later (on a wider scale).

Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
-Chris