serial: max3100: Replace custom polling timeout with standard one

Serial core provides a standard timeout for polling modem state.
Use it instead of a custom approach.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20240402195306.269276-7-andriy.shevchenko@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Andy Shevchenko 2024-04-02 22:50:33 +03:00 • committed by Greg Kroah-Hartman
commit e1cb4fa90f