On Jun 18, 2010, at 8:22 AM, Chuck Meade wrote: > From: Chuck Meade <ch...@theptrgroup.com> > > The UCC UART driver is missing a call to uart_update_timeout(). > Without this call, attempting to close the port after outputting large > amounts of data (i.e. using tty and uart buffering) results in long > timeouts before the port will actually be shut down. > > For example, cat a large file to a UCC UART port. With the current > driver, the port will stay open for 30 seconds after the last byte > of data is output. But with this patch, the port is closed as > expected, just after the data has been output (tx fifos empty). > > Signed-off-by: Chuck Meade <ch...@theptrgroup.com> > --- > drivers/serial/ucc_uart.c | 3 +++ > 1 files changed, 3 insertions(+), 0 deletions(-)
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