On Tue, Apr 11, 2017 at 04:30:22PM +0100, Chris Wilson wrote:
> In places, we assume that RCS exists. This has been true forever, but
> let us catch this failure during bringup by adding an explicit check
> that we do have an RCS engine.
>
> Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> ---
> drivers/gpu/drm/i915/intel_engine_cs.c | 8 +++++++-
> 1 file changed, 7 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c
> index 71e89a93fe18..3595209d86cf 100644
> --- a/drivers/gpu/drm/i915/intel_engine_cs.c
> +++ b/drivers/gpu/drm/i915/intel_engine_cs.c
> @@ -154,9 +154,9 @@ int intel_engines_init_early(struct drm_i915_private *dev_priv)
> {
> struct intel_device_info *device_info = mkwrite_device_info(dev_priv);
> unsigned int ring_mask = INTEL_INFO(dev_priv)->ring_mask;
If there's buy in for this check, can I make this const ring_mask?
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
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