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(parent: b5784f7) | patch
USB: ti_usb_3410_5052: query hardware-buffer status in chars_in_buffer
authorJohan Hovold <jhovold@gmail.com>
Thu, 18 Apr 2013 15:33:21 +0000 (17:33 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 19 Apr 2013 17:24:13 +0000 (10:24 -0700)
commit2c992cd73772bd0ef107536e8e3399d28493caa8
treef596c0810ab88d2c468140931e806bca40c3f067tree | snapshot
parentb5784f7d8528926d69c5868f1ddb2af99f85e799commit | diff
USB: ti_usb_3410_5052: query hardware-buffer status in chars_in_buffer

Query hardware-buffer status in chars_in_buffer should the write fifo be
empty.

This is needed to make the tty layer wait for hardware buffers to drain
on close.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/serial/ti_usb_3410_5052.c diff | blob | history
John Crispins staging tree