[igt-dev] [PATCH i-g-t] i915/gem_workarounds: Require GPU resets

[Tvrtko Ursulin]

On 28/01/2019 11:23, Chris Wilson wrote:
> Check that we are allowed to reset the GPU prior to execution.
> 
> v2: Push the require checking up into a subgroup
> 
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> ---
>   tests/i915/gem_workarounds.c | 29 ++++++++++++++++++++++++++---
>   1 file changed, 26 insertions(+), 3 deletions(-)
> 
> diff --git a/tests/i915/gem_workarounds.c b/tests/i915/gem_workarounds.c
> index 78478ad2c..44e3dce8a 100644
> --- a/tests/i915/gem_workarounds.c
> +++ b/tests/i915/gem_workarounds.c
> @@ -282,9 +282,32 @@ igt_main
>   	}
>   
>   	for (op = ops; op->name; op++) {
> -		for (m = modes; m->name; m++) {
> -			igt_subtest_f("%s%s", op->name, m->name)
> -				check_workarounds(device, op->op, m->flags);
> +		igt_subtest_group {
> +			igt_hang_t hang = {};
> +
> +			igt_fixture {
> +				switch (op->op) {
> +				case GPU_RESET:
> +					hang = igt_allow_hang(device, 0, 0);
> +					break;
> +				default:
> +					break;
> +				}
> +			}
> +
> +			for (m = modes; m->name; m++)
> +				igt_subtest_f("%s%s", op->name, m->name)
> +					check_workarounds(device, op->op, m->flags);
> +
> +			igt_fixture {
> +				switch (op->op) {
> +				case GPU_RESET:
> +					igt_disallow_hang(device, hang);
> +					break;
> +				default:
> +					break;
> +				}
> +			}
>   		}
>   	}
>   }
> 

Why the verbose switch and not just:

	it (op->op == GPU_RESET)
		hand = igt_allow_hang(...)


?

Regards,

Tvrtko