[PATCH v4 2/5] serial: 8250: share the RX trigger conversion helper

[Andy Shevchenko]

On Tue, Oct 27, 2026 at 05:05:30PM -0600, James Hilliard wrote:
> Extract the receive-trigger threshold search into serial8250_bytes_to_fcr()
> so drivers with per-port threshold tables can use the same conversion as
> the generic 8250 implementation.
> 
> Include the unsupported-table check in the helper and preserve the existing
> nearest-lower selection and highest-encoding fallback.

Suggested-by: Andy Shevchenko <andriy.shevchenko at linux.intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko at linux.intel.com>

-- 
With Best Regards,
Andy Shevchenko