[Intel-gfx] [PATCH igt] igt/gem_ringfill: Add exercising the default-ring to basic testing

[Ben Duckworth]

On 28/01/2016 12:18, Chris Wilson wrote:
> ringfill generates a few very common errors when submitting requests,
> and historically these have been where we have had many implementation
> bugs, repeated over and over again.
>
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> ---
>   tests/gem_ringfill.c | 21 +++++++++------------
>   1 file changed, 9 insertions(+), 12 deletions(-)
>
> diff --git a/tests/gem_ringfill.c b/tests/gem_ringfill.c
> index bd1f371..f81a70b 100644
> --- a/tests/gem_ringfill.c
> +++ b/tests/gem_ringfill.c
> @@ -189,30 +189,27 @@ static void run_test(int fd, unsigned ring, unsigned flags)
>   igt_main
>   {
>   	const struct {
> -		const char *prefix;
>   		const char *suffix;
>   		unsigned flags;
>   	} modes[] = {
> -		{ "basic-", "", 0 },
> -		{ "", "-interruptible", INTERRUPTIBLE },
> -		{ "", "-hang", HANG },
> -		{ "", "-child", CHILD },
> -		{ "", "-forked", FORKED },
> -		{ "", "-bomb", BOMB | INTERRUPTIBLE },
> -		{ NULL, NULL, 0 }
> +		{ "", 0 },
> +		{ "-interruptible", INTERRUPTIBLE },
> +		{ "-hang", HANG },
> +		{ "-child", CHILD },
> +		{ "-forked", FORKED },
> +		{ "-bomb", BOMB | INTERRUPTIBLE },
> +		{ NULL, 0 }
>   	}, *mode;
>   	const struct intel_execution_engine *e;
>   	int fd;
>   
> -	igt_skip_on_simulation();
> -
Why was the test changed to no longer skip on the simulation ?
Currently reset is not modeled so this leads to a test hang in the 
render_hang subtest.
>   	igt_fixture
>   		fd = drm_open_driver_master(DRIVER_INTEL);
>   
> -	for (mode = modes; mode->prefix; mode++) {
> +	for (mode = modes; mode->suffix; mode++) {
>   		for (e = intel_execution_engines; e->name; e++) {
>   			igt_subtest_f("%s%s%s",
> -				      e->exec_id || (mode->flags & ~INTERRUPTIBLE) ? "" : mode->prefix,
> +				      e->exec_id ? "" : "basic-",
>   				      e->name,
>   				      mode->suffix)
>   				run_test(fd, e->exec_id | e->flags, mode->flags);