[Intel-gfx] [PATCH] drm/i915: Provide a modparam to disable firmware loading

[Dave Gordon]

On 13/04/16 17:57, Ben Widawsky wrote:
> For debug and development purposes only.
>
> Cc: Mika Kuoppala <mika.kuoppala at intel.com>
> Signed-off-by: Ben Widawsky <ben at bwidawsk.net>
> ---
>   drivers/gpu/drm/i915/i915_debugfs.c     | 13 +++++++++++++
>   drivers/gpu/drm/i915/i915_gpu_error.c   |  3 +++
>   drivers/gpu/drm/i915/i915_params.c      |  6 ++++++
>   drivers/gpu/drm/i915/i915_params.h      |  1 +
>   drivers/gpu/drm/i915/intel_csr.c        | 11 +++++++++++
>   drivers/gpu/drm/i915/intel_guc_loader.c | 11 +++++++++++
>   6 files changed, 45 insertions(+)

You can already disable GuC loading in the existing driver by turning 
off GuC submission, or if you have the previously-posted "add 
enable_guc_loading" patch, then you can separately control the loading 
of the GuC firmware and the use of the GuC for batch submission.

.Dave.