panfrost: Fix invalid conversions
When compiling with a C++ compiler, invalid conversions are treated as
errors unless the fpermissive flag is provided. These changes fix all
invalid conversions encountered while including libpanfrost in a C++
project.
Signed-off-by: Antonio Caggiano <antonio.caggiano@collabora.com>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Acked-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/10468>