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(parent: 21d0886) | patch
serial: imx-serial - update RX error counters when DMA is used
authorNandor Han <nandor.han@ge.com>
Mon, 8 Aug 2016 12:38:28 +0000 (15:38 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 31 Aug 2016 14:27:28 +0000 (16:27 +0200)
commitb321cca15d2069c1c8b8f1182234a356e290100e
tree5961dfc0539064183219b8aa37d04f9cf11c3e5etree | snapshot
parent21d0886a8e084cb9139fb72f6e77ca3b1d4bb9c4commit | diff
serial: imx-serial - update RX error counters when DMA is used

Update error counters when DMA is used for receiving data. Do
this by using DMA transaction error event instead error interrupts
to reduce interrupt load.

Tested-by: Peter Senna Tschudin <peter.senna@collabora.com>
Acked-by: Peter Senna Tschudin <peter.senna@collabora.com>
Signed-off-by: Nandor Han <nandor.han@ge.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/imx.c diff | blob | history
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