On Mon, Jun 08, 2015 at 08:07:29PM +0300, Imre Deak wrote:
> v2:
> - add a subtest for uncached mappings too for LLC platforms where the
> default is cached mapping (Chris)
>
> Signed-off-by: Imre Deak <imre.d...@intel.com>
> ---
> tests/gem_storedw_batches_loop.c | 21 +++++++++++++++++++++
> 1 file changed, 21 insertions(+)
>
> diff --git a/tests/gem_storedw_batches_loop.c
> b/tests/gem_storedw_batches_loop.c
> index dcc11a5..348f7e2 100644
> --- a/tests/gem_storedw_batches_loop.c
> +++ b/tests/gem_storedw_batches_loop.c
> @@ -169,6 +169,27 @@ igt_main
> store_dword_loop(5, SECURE_DISPATCH);
> }
>
> + igt_subtest("cached-mapping") {
> + gem_set_caching(fd, target_bo->handle, 1);
> + store_dword_loop(1, 0);
> + store_dword_loop(2, 0);
> + store_dword_loop(3, 0);
> + store_dword_loop(5, 0);
> + }
> +
> + igt_subtest("uncached-mapping") {
> + /*
> + * On non-LLC platforms the default is non-cached, so on those
> + * "normal" has covered already this case.
> + */
> + igt_require(gem_has_llc(fd));
I wouldn't bother with the SKIP. Since there is a nice bit of interplay
here with multiple calls to gem_set_caching() that may uncover a bug.
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
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