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(parent: 42ec0b9) | patch
tty: n_gsm: add TIOCMIWAIT support
authorDaniel Starke <daniel.starke@siemens.com>
Mon, 6 Feb 2023 11:46:06 +0000 (12:46 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 8 Feb 2023 12:19:48 +0000 (13:19 +0100)
commit684ae4f9513c2bb9443794608b7fc754c4ca2483
tree3311fa149b9abda617df7a31dafa2e02e1bbdce0tree
parent42ec0b93e47f72bc701799330e67e4cef2df02c5commit | diff
tty: n_gsm: add TIOCMIWAIT support

Add support for the TIOCMIWAIT ioctl on the virtual ttys. This enables the
user to wait for virtual modem signals like RING.

More work is needed to support also TIOCGICOUNT.

Signed-off-by: Daniel Starke <daniel.starke@siemens.com>
Link: https://lore.kernel.org/r/20230206114606.2133-4-daniel.starke@siemens.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/n_gsm.c diff | blob | history
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