[Intel-gfx] [PATCH I-g-t V4 0/2] Tests: Add test cases based on multi drm_fd to test sync

[Zhao Yakui]

On Wed, 2014-04-23 at 20:02 -0600, Zhao, Yakui wrote:

It seems that the patch 01 is filter out.
So I will try to resend it again.

Thanks.
    Yakui

> This follows Daniel's advice to add the two test cases based on multi drm_fd to 
> test the ring sync and CPU<->GPU sync.
> The Broadwell GT3 machine has two independent BSD rings that can be used
> to process the video commands. This is implemented in kernel driver and transparent
> to the user-space. But we still need to check the ring sync and CPU<->GPU sync for
> the second BSD ring. Two tests are created based on the multi drm_fds to
> test the sync. Multi drm_fd can assure that the second BSD ring has the opportunity
> to dispatch the GPU command. 
> 
> V1->V2: Follow Daniel's comment to add one subtext instead of one individual
> test case, which is used to test the CPU<->GPU sync under multi BSD rings/
> 
> V2->V3: Follow Imre's comment to remove the unnecessary initialization and
> use igt_assert_f instead of igt_assert
> 
> 
> Zhao Yakui (2):
>   tests: Add one ring sync case based on multi drm_fd to test ring
>     semaphore sync under multi BSD rings
>   tests/gem_dummy_reloc_loop: Add one subtest based on multi drm_fd to
>     test CPU<->GPU sync under multi BSD rings
> 
>  tests/.gitignore                |    1 +
>  tests/Makefile.sources          |    1 +
>  tests/gem_dummy_reloc_loop.c    |  107 +++++++++++++++++++++++-
>  tests/gem_multi_bsd_sync_loop.c |  175 +++++++++++++++++++++++++++++++++++++++
>  4 files changed, 283 insertions(+), 1 deletion(-)
>  create mode 100644 tests/gem_multi_bsd_sync_loop.c
>