Re: [PATCH] drm/i915: Provide a modparam to disable firmware loading

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On 13/04/16 17:57, Ben Widawsky wrote:
For debug and development purposes only.

Cc: Mika Kuoppala <mika.kuoppala@xxxxxxxxx>
Signed-off-by: Ben Widawsky <ben@xxxxxxxxxxxx>
---
  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.
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