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SubjectRe: [PATCH v1 1/1] serial: 8250_dw: Allow hardware flow control to be used
On Tue, Dec 06, 2016 at 02:34:03PM -0800, Jason Uy wrote:
> In the most common use case, the Synopsys DW UART driver does not
> set the set_termios callback function. This prevents UPSTAT_AUTOCTS
> from being set when the UART flag CRTSCTS is set. As a result, the
> driver will use software flow control as opposed to hardware flow
> control.
> To fix the problem, the set_termios callback function is set to the
> DW specific function. The logic to set UPSTAT_AUTOCTS is moved so
> that any clock error will not affect setting the hardware flow
> control.
> Reviewed-by: Scott Branden <>
> Reviewed-by: Ray Jui <>
> Signed-off-by: Jason Uy <>
> ---
> drivers/tty/serial/8250/8250_dw.c | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)

This patch doesn't apply at all to the latest kernel tree. Can you
please refresh it and resend?


greg k-h

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