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authorMike Frysinger <michael.frysinger@analog.com>2007-06-11 15:31:30 +0800
committerBryan Wu <bryan.wu@analog.com>2007-06-11 15:31:30 +0800
commit9808901b6c63a1c850b072e624c228901a9eaf10 (patch)
tree454697c78ffc39593994beeba3b295dfae816d94 /drivers/serial
parentc16c3ca79abcb69a9e45f7c15f8358b3915c0e49 (diff)
Blackfin serial driver: ignore framing and parity errors
if we get a break signal, we want to ignore framing and parity errors because those will always be set (by nature of the signal) Signed-off-by: Mike Frysinger <michael.frysinger@analog.com> Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Diffstat (limited to 'drivers/serial')
-rw-r--r--drivers/serial/bfin_5xx.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/serial/bfin_5xx.c b/drivers/serial/bfin_5xx.c
index aeb3cc23a81..9d356fc96a5 100644
--- a/drivers/serial/bfin_5xx.c
+++ b/drivers/serial/bfin_5xx.c
@@ -185,6 +185,7 @@ static void bfin_serial_rx_chars(struct bfin_serial_port *uart)
uart->port.icount.brk++;
if (uart_handle_break(&uart->port))
goto ignore_char;
+ status &= ~(PE | FE);
}
if (status & PE)
uart->port.icount.parity++;
@@ -341,6 +342,7 @@ static void bfin_serial_dma_rx_chars(struct bfin_serial_port *uart)
uart->port.icount.brk++;
if (uart_handle_break(&uart->port))
goto dma_ignore_char;
+ status &= ~(PE | FE);
}
if (status & PE)
uart->port.icount.parity++;