On 31 August 2017 at 06:58, Gabriel Krisman Bertazi
<krisman@xxxxxxxxxxxxxxx> wrote:
> @@ -321,7 +322,13 @@ static void generate_fb(data_t *data, struct igt_fb *fb,
> int ccs_height = ALIGN(height, 16) / 16;
> f.pitches[1] = ALIGN(ccs_width * 1, 128);
> f.modifier[1] = modifier;
> - f.offsets[1] = size[0];
> +
> + if (data->flags & TEST_BAD_CCS_OFFSET) {
> + /* Overlap CCS buffer with the color buffer. */
> + f.offsets[1] = 0;
How about size[0] - 1024? That will give us an aligned-to-128 value
which looks plausible, and should overlap actual colour data.
Cheers,
Daniel
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