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

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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>

Change-Id: I7d5b4b0f9a47a6c37d58c208782ca2f6d26650c8
(cherry picked from commit 73a3d4f418)
Signed-off-by: Jiahang Zheng <jiahang.zheng@rock-chips.com>
This commit is contained in:
Andy Shevchenko
2021-10-25 16:51:48 +03:00
committed by Tao Huang
parent 5cd2ae076a
commit 43494d8e80
1 changed files with 3 additions and 2 deletions
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5
drivers/tty/rpmsg_tty.c
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@@ -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;