[igt-dev] [PATCH i-g-t 14/89] tests/i915/gem_exec_basic: Convert to intel_ctx_t

Zbigniew Kempczyński zbigniew.kempczynski at intel.com
Tue May 18 08:21:23 UTC 2021


On Fri, Apr 23, 2021 at 04:47:38PM -0500, Jason Ekstrand wrote:
> This acts as a template for the rest of this patch series.  The rough
> idea is that we create a new context if the HW supports contexts and
> otherwise we use intel_ctx_0().  Once we have an intel_ctx_t, we can
> iterate over all of the engines in it in a consistent way.
> 
> Signed-off-by: Jason Ekstrand <jason at jlekstrand.net>
> ---
>  tests/i915/gem_exec_basic.c | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
> 
> diff --git a/tests/i915/gem_exec_basic.c b/tests/i915/gem_exec_basic.c
> index 31f6a234..e21f9ff1 100644
> --- a/tests/i915/gem_exec_basic.c
> +++ b/tests/i915/gem_exec_basic.c
> @@ -41,10 +41,13 @@ static uint32_t batch_create(int fd)
>  igt_main
>  {
>  	const struct intel_execution_engine2 *e;
> +	const intel_ctx_t *ctx = NULL;

Initialization is not necessary here. Other things are ok:

Reviewed-by: Zbigniew Kempczyński <zbigniew.kempczynski at intel.com>

--
Zbigniew

>  	int fd = -1;
>  
>  	igt_fixture {
>  		fd = drm_open_driver(DRIVER_INTEL);
> +		ctx = intel_ctx_create_all_physical(fd);
> +
>  		/* igt_require_gem(fd); // test is mandatory */
>  		igt_fork_hang_detector(fd);
>  	}
> @@ -54,12 +57,13 @@ igt_main
>  			.handle = batch_create(fd),
>  		};
>  
> -		__for_each_physical_engine(fd, e) {
> +		for_each_ctx_engine(fd, ctx, e) {
>  			igt_dynamic_f("%s", e->name) {
>  				struct drm_i915_gem_execbuffer2 execbuf = {
>  					.buffers_ptr = to_user_pointer(&exec),
>  					.buffer_count = 1,
>  					.flags = e->flags,
> +					.rsvd1 = ctx->id,
>  				};
>  
>  				gem_execbuf(fd, &execbuf);
> @@ -72,6 +76,7 @@ igt_main
>  
>  	igt_fixture {
>  		igt_stop_hang_detector();
> +		intel_ctx_destroy(fd, ctx);
>  		close(fd);
>  	}
>  }
> -- 
> 2.31.1
> 
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