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serial: mfd: remove the TX full-empty interrupts workaround
authorFeng Tang <feng.tang@intel.com>
Tue, 22 Feb 2011 07:28:10 +0000 (15:28 +0800)
committerGreg Kroah-Hartman <gregkh@suse.de>
Tue, 22 Feb 2011 23:49:00 +0000 (15:49 -0800)
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>

No differences found
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