drm/i915/perf: ensure we keep a reference on the driver
The i915 perf stream has its own file descriptor and is tied to reference of the driver. We haven't taken care of keep the driver alive. Signed-off-by:Lionel Landwerlin <lionel.g.landwerlin@intel.com> Suggested-by:
Chris Wilson <chris@chris-wilson.co.uk> Fixes: eec688e1 ("drm/i915: Add i915 perf infrastructure") Reviewed-by:
Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by:
Chris Wilson <chris@chris-wilson.co.uk> Link: https://patchwork.freedesktop.org/patch/msgid/20190709123351.5645-2-lionel.g.landwerlin@intel.com (cherry picked from commit a5af1df7 ) Signed-off-by:
Jani Nikula <jani.nikula@intel.com>
parent
aa56a292
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