On Mon, Oct 29, 2018 at 08:49:58PM +0000, Chris Wilson wrote:
> Older platforms require fence registers to perform blits, and so
> userspace is expected to mark up the objects to request fences be
> assigned.
>
> Fixes: ff2db94acb53 ("igt/gem_tiled_fence_blits: Remove libdrm_intel dependence")
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=108591
> Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> ---
> tests/i915/gem_tiled_fence_blits.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/tests/i915/gem_tiled_fence_blits.c b/tests/i915/gem_tiled_fence_blits.c
> index 7560fa52..e40a7b43 100644
> --- a/tests/i915/gem_tiled_fence_blits.c
> +++ b/tests/i915/gem_tiled_fence_blits.c
> @@ -141,6 +141,8 @@ static void run_test(int fd, int count)
>
> memset(reloc, 0, sizeof(reloc));
> memset(obj, 0, sizeof(obj));
> + obj[0].flags = EXEC_OBJECT_NEEDS_FENCE;
> + obj[1].flags = EXEC_OBJECT_NEEDS_FENCE;
No harm in always asking for the fence I suppose.
Reviewed-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> obj[2].handle = create_batch(fd, reloc);
> obj[2].relocs_ptr = to_user_pointer(reloc);
> obj[2].relocation_count = ARRAY_SIZE(reloc);
> --
> 2.19.1
>
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--
Ville Syrjälä
Intel
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