UPSTREAM: tty: rpmsg: Define tty name via constant string literal

Driver uses already twice the same string literal.

Define it in one place, so every user will have this
name consistent.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20211025135148.53944-5-andriy.shevchenko@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
(cherry picked from commit 73a3d4f41886e6bd27f8b09c6235539a586e5131)
Signed-off-by: Steven Liu <steven.liu@rock-chips.com>
Change-Id: Ib283f1b64183ee2164ef4a51e41da7921b50f19c
This commit is contained in:
Andy Shevchenko
2021-10-25 16:51:48 +03:00
committed by Steven Liu
parent f6c5fc3299
commit 279dd9638b

View File

@ -18,6 +18,7 @@
#include <linux/tty.h>
#include <linux/tty_flip.h>
#define RPMSG_TTY_NAME "ttyRPMSG"
#define MAX_TTY_RPMSG 32
static DEFINE_IDR(tty_idr); /* tty instance id */
@ -172,7 +173,7 @@ static int rpmsg_tty_probe(struct rpmsg_device *rpdev)
dev_set_drvdata(dev, cport);
dev_dbg(dev, "New channel: 0x%x -> 0x%x : ttyRPMSG%d\n",
dev_dbg(dev, "New channel: 0x%x -> 0x%x: " RPMSG_TTY_NAME "%d\n",
rpdev->src, rpdev->dst, cport->id);
return 0;
@ -224,7 +225,7 @@ static int __init rpmsg_tty_init(void)
return PTR_ERR(rpmsg_tty_driver);
rpmsg_tty_driver->driver_name = "rpmsg_tty";
rpmsg_tty_driver->name = "ttyRPMSG";
rpmsg_tty_driver->name = RPMSG_TTY_NAME;
rpmsg_tty_driver->major = 0;
rpmsg_tty_driver->type = TTY_DRIVER_TYPE_CONSOLE;