[igt-dev] [PATCH v3 3/3] tests: gem_exec_basic: add "exec-ctx" buffer execution demo test

[Chris Wilson]

Quoting Andi Shyti (2018-11-26 20:43:49)
> The "exec-ctx" is a demo subtest inserted in the gem_exec_basic
> test. The main scope is to demonstrate an alternative way for
> querying engines as implemented in the new API in commit 87079e04
> ("lib: implement new engine discovery interface").
> 
> The "exec-ctx" subtest simply gets the list of engines, binds
> them to a context and executes a buffer. This is done through a
> new "for_each_engine_ctx" loop which iterates through the
> engines.

See gem_ctx_engines for the intent of validating the ctx->engines[] api.
-Chris