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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-06-12 08:43:53 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-06-12 08:43:53 +0200 |
| commit | 81606aea2303aa11867e97030299b1057091c2fd (patch) | |
| tree | f9231fa1ebc03221afc54507602ee0ff057da2cb /drivers/tty/serdev/core.c | |
| parent | ef189c8dde9a82962ddb2511ee00ab8d4719dfca (diff) | |
| parent | 32c1431eea4881a6b17bd7c639315010aeefa452 (diff) | |
Merge 4.12-rc5 into usb-next
We want the USB fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serdev/core.c')
| -rw-r--r-- | drivers/tty/serdev/core.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/tty/serdev/core.c b/drivers/tty/serdev/core.c index 433de5ea9b02..f71b47334149 100644 --- a/drivers/tty/serdev/core.c +++ b/drivers/tty/serdev/core.c @@ -122,6 +122,18 @@ void serdev_device_write_wakeup(struct serdev_device *serdev) } EXPORT_SYMBOL_GPL(serdev_device_write_wakeup); +int serdev_device_write_buf(struct serdev_device *serdev, + const unsigned char *buf, size_t count) +{ + struct serdev_controller *ctrl = serdev->ctrl; + + if (!ctrl || !ctrl->ops->write_buf) + return -EINVAL; + + return ctrl->ops->write_buf(ctrl, buf, count); +} +EXPORT_SYMBOL_GPL(serdev_device_write_buf); + int serdev_device_write(struct serdev_device *serdev, const unsigned char *buf, size_t count, unsigned long timeout) |