lkml.org 
[lkml]   [2017]   [Mar]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    From
    Date
    SubjectRe: [PATCH 08/10] serdev: add serdev_device_get_cts
    On Sat, Mar 4, 2017 at 5:58 AM, Sebastian Reichel <sre@kernel.org> wrote:
    > Add method to get current CTS line state.
    >
    > Signed-off-by: Sebastian Reichel <sre@kernel.org>
    > ---
    > drivers/tty/serdev/core.c | 11 +++++++++++
    > drivers/tty/serdev/serdev-ttyport.c | 15 +++++++++++++++
    > include/linux/serdev.h | 6 ++++++
    > 3 files changed, 32 insertions(+)
    >
    > diff --git a/drivers/tty/serdev/core.c b/drivers/tty/serdev/core.c
    > index a63b74031e22..36eb3dfb1477 100644
    > --- a/drivers/tty/serdev/core.c
    > +++ b/drivers/tty/serdev/core.c
    > @@ -184,6 +184,17 @@ void serdev_device_wait_until_sent(struct serdev_device *serdev, long timeout)
    > }
    > EXPORT_SYMBOL_GPL(serdev_device_wait_until_sent);
    >
    > +bool serdev_device_get_cts(struct serdev_device *serdev)

    I wonder if this should just be the wait for cts in the core. I think
    that would be the common use for reading the CTS state. IIRC, I saw
    some other device needing the same thing.

    Rob

    \
     
     \ /
      Last update: 2017-03-07 17:07    [W:4.119 / U:0.416 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site