On Tue, Jun 06, 2017 at 12:54:32PM +0200, Johan Hovold wrote:
> Setting an alt-speed using TIOCSSERIAL and SPD flags has been deprecated
> since v2.1.69 and has been broken for all tty drivers but serial-core
> since v3.10 and commit 6865ff222cca ("TTY: do not warn about setting
> speed via SPD_*") without anyone noticing (for four years).
>
> Instead of reverting the offending commit, lets get rid of this legacy
> code while adding back a warning about the SPD flags being deprecated to
> the drivers that once implemented it. Note that drivers implementing
> SPD_CUST will continue to support using a custom divisor.
>
> Also note that serial-core did not rely on the TTY layer for SPD
> handling and continues to support it while warning about deprecation
> (since 2003 at least).
>
> Greg, I suggest you take it all trough the TTY tree even if merging
> through multiple trees and applying the final patch once everything is
> upstream would be an option. Also the irda clean up does not depend on
> the rest of series as the code implementing SPD handling was ifdefed
> out.
I've taken these all through my tty tree, nice work, thanks for the
cleanups.
greg k-h
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