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3 Commits

Author SHA1 Message Date
Dan Carpenter
5af9e672b8 drm/i915: checking for NULL instead of IS_ERR() in mock selftests 
i915_gem_request_alloc() uses error pointers.  It never returns NULLs.

Fixes: 0daf0113cff6 ("drm/i915: Mock infrastructure for request emission")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170413195217.GA26108@mwanda
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
(cherry picked from commit be02f7556447a0dee672acb5e462f03377b98ae8)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
 2017-04-26 16:28:24 +03:00
Chris Wilson
591c0fb85d drm/i915: Exercise request cancellation using a mock selftest 
Add a mock selftest to preempt a request and check that we cancel it,
requeue the request and then complete its execution.

v2: Error leaks no more.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: http://patchwork.freedesktop.org/patch/msgid/20170223074422.4125-13-chris@chris-wilson.co.uk
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
 2017-02-23 14:50:42 +00:00
Chris Wilson
0daf0113cf drm/i915: Mock infrastructure for request emission 
Create a fake engine that runs requests using a timer to simulate hw.

v2: Prevent leaks of ctx->name along error paths

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170213171558.20942-8-chris@chris-wilson.co.uk
 2017-02-13 20:45:31 +00:00