14f6f0e370
On some platforms, it may take up to 400ms for the ready bit to be set in a successful mailbox transaction. Set the timeout to 500ms to cover the worst case. Signed-off-by: David E. Box <david.e.box@linux.intel.com> Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com> Link: https://lore.kernel.org/r/20230413013230.1521584-1-david.e.box@linux.intel.com Signed-off-by: Hans de Goede <hdegoede@redhat.com>