[Intel-gfx] [PATCH i-g-t v2] tests/gem_tiling_max_stride: Add a test for max fence stride

[Chris Wilson]

On Tue, Apr 09, 2013 at 04:41:42PM +0300, ville.syrjala at linux.intel.com wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> gem_tiling_max_stride writes a data pattern to an X-tiled buffer using
> the maximum supported stride, reads the data back as linear, and
> verifies that the data didn't get scrambled on the way.
> 
> The test also checks that some invalid stride values are rejected
> properly.
> 
> v2: Check invalid strides

tile_width is 512 on gen3, and 128 on gen2 for X-tiling and the
tile_height is 8 and 16 respectively.

For test_tiling(), just test both tiling modes, and include a
tile_width/2 and (max-tile_width+1). Otherwise those negative tests look
good.
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre