On A7XX reading fragment shading rate correctly requires declare
SAMPLEMASK input. It doesn't need to be used anywhere, just declared.
This workaround was seen in the prop driver v512.762.12
Fixes a lot of tests in:
dEQP-VK.fragment_shading_rate.*
Fixes: 2ab8eff511
("tu/a7xx: Implement VK_KHR_fragment_shading_rate")
Signed-off-by: Danylo Piliaiev <dpiliaiev@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/32335>
7fa31b7eea