serial: mfd: remove the TX full-empty interrupts workaround

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In A0 stepping, TX half-empty interrupt is not working, so have to
use the full-empty interrupts whose performance will be 15% lower.
Now re-enable the half-empty interrrupt after it is enabled in
silicon.

Signed-off-by: Feng Tang <feng.tang@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

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Feng Tang 2011-02-22 15:28:10 +08:00 • committed by Greg Kroah-Hartman

parent 10e82f6ce7

commit 085a4f758f

1 changed files with 5 additions and 21 deletions

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drivers/tty/serial/mfd.c

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