panfrost: do not try to use 4x4 tiles on v4 gpus

Mali V4 GPUs only ever use 16x16 tiles, so we need to set the minimum
tile-size to match.

Fixes: 329568b5ebd ("panfrost: add color-attachment and msaa helpers")
Reviewed-by: Eric R. Smith <eric.smith@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/35184>
1 file changed