[Intel-gfx] [PATCH 0/2] DMC/DC state hardening
Mika Kuoppala
mika.kuoppala at linux.intel.com
Tue Jan 19 11:50:07 PST 2016
Hi,
There is not known root cause to why we end up in a situation
where the dmc doesn't anymore obey us on dc state setup.
https://bugs.freedesktop.org/show_bug.cgi?id=93698
https://bugs.freedesktop.org/show_bug.cgi?id=93697
But here are few patches to alleviate the consequences
if that happens. We really want to keep the gpu alive
even if the dmc starts hallucinating.
Mika Kuoppala (2):
drm/i915: Stop using DC states if firmware disagrees on the state
drm/i915: Use init power domain during reset
drivers/gpu/drm/i915/i915_irq.c | 10 ++++++++++
drivers/gpu/drm/i915/intel_runtime_pm.c | 31 +++++++++++++++++++++++++++----
2 files changed, 37 insertions(+), 4 deletions(-)
--
2.5.0
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