On 13-05-27 12:56 PM, Paul Butler wrote:
From: Jiang Lu <lu.ji...@windriver.com>
The patch is base upon Jason's commit
This commit header isn't appropriate for Linux yocto. The commit
header should just introduce the change, without referencing some
other commit we don't have in our tree.
Bruce
[
kgdboc, amba-pl011: rx polling hook for the amba-pl011 driver
The RX polling hook allows the debugger to hook character input so as
to allow entry to the kernel debugger with a control-c as an example.
]
Signed-off-by: Wei Yang <wei.y...@windriver.com>
---
drivers/tty/serial/lsi_acp_serial.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/tty/serial/lsi_acp_serial.c
b/drivers/tty/serial/lsi_acp_serial.c
index 49ffd30..96adf00 100644
--- a/drivers/tty/serial/lsi_acp_serial.c
+++ b/drivers/tty/serial/lsi_acp_serial.c
@@ -333,6 +333,10 @@ acp_serial_rx_chars(struct uart_acp_port *uap)
flag = TTY_FRAME;
}
+#ifdef CONFIG_CONSOLE_POLL
+ if (uap->port.poll_rx_cb && uap->port.poll_rx_cb(ch))
+ goto ignore_char;
+#endif
if (uart_handle_sysrq_char(&uap->port, ch & 255))
goto ignore_char;
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