> Subject: Re: [PATCH] tty: serial: samsung_tty: loopback mode support > > On Mon, Jun 27, 2022 at 12:23:53PM +0900, Chanho Park wrote: > > Internal loopback mode can be supported by setting > > S3C2443_UCON_LOOPBACK bit. The mode & bit can be supported since > > s3c2410 and later SoCs. We can test it by linux-serial-test program[1] > > with -k option. It will set TIOCM_LOOP mode during test. > > > > -k, --loopback Use internal hardware loop back > > I do not understand this line in the changelog text, what is it for? Ah. I'd like to show the option of linux-serial-test tool how we can test it. > > > > > [1]: > > https://protect2.fireeye.com/v1/url?k=a0d4e46c-c15ff149-a0d56f23-74fe4 > > 85cbff6-c2c20e5c0d4f5c92&q=1&e=7c91006c-af87-4dad-8069-360450d31b36&u= > > https%3A%2F%2Fgithub.com%2Fcbrake%2Flinux-serial-test > > Signed-off-by: Chanho Park <chanho61.park@xxxxxxxxxxx> > > Our tools require a blank line before the signed-off-by line. Did you not > get a warning when checking this patch before sending it out? I'm able to see below warning. I'll fix it. Thanks. WARNING: Do not use whitespace before Signed-off-by: #15: > > Also, no need for a footnote in a changelog that is so short, just put the > link in the body of the text itself. Okay. I'll put the link in the body instead of the footnote. Best Regards, Chanho Park