linux-kernel - [PATCH AUTOSEL 5.18 28/54] tty: Add N_CAN327 line discipline ID for ELM327 based CAN driver

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Message-Id: <20220720011031.1023305-28-sashal@kernel.org>
Date:   Tue, 19 Jul 2022 21:10:05 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Max Staudt <max@...as.org>, Marc Kleine-Budde <mkl@...gutronix.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Sasha Levin <sashal@...nel.org>, jirislaby@...nel.org
Subject: [PATCH AUTOSEL 5.18 28/54] tty: Add N_CAN327 line discipline ID for ELM327 based CAN driver

From: Max Staudt <max@...as.org>

[ Upstream commit ec5ad331680c96ef3dd30dc297b206988023b9e1 ]

The actual driver will be added via the CAN tree.

Acked-by: Marc Kleine-Budde <mkl@...gutronix.de>
Signed-off-by: Max Staudt <max@...as.org>
Link: https://lore.kernel.org/r/20220618180134.9890-1-max@enpas.org
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 include/uapi/linux/tty.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/uapi/linux/tty.h b/include/uapi/linux/tty.h
index 9d0f06bfbac3..68aeae2addec 100644
--- a/include/uapi/linux/tty.h
+++ b/include/uapi/linux/tty.h
@@ -38,8 +38,9 @@
 #define N_NULL		27	/* Null ldisc used for error handling */
 #define N_MCTP		28	/* MCTP-over-serial */
 #define N_DEVELOPMENT	29	/* Manual out-of-tree testing */
+#define N_CAN327	30	/* ELM327 based OBD-II interfaces */
 
 /* Always the newest line discipline + 1 */
-#define NR_LDISCS	30
+#define NR_LDISCS	31
 
 #endif /* _UAPI_LINUX_TTY_H */
-- 
2.35.1