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authorJohan Hovold <johan@kernel.org>2021-09-17 13:46:22 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-10-04 11:21:24 +0200
commit349f2fe48dfefa9ca6938675e20d90a762a18078 (patch)
tree0140b014cb351358349602cf9faf80685ed4adb1 /drivers/ipack
parent8bf7a12c628d1cad59cd8057171dd3ef95f0857a (diff)
ipack: ipoctal: rename tty-driver pointer
The name "tty" is typically used for pointers to struct tty_struct. Rename the tty-driver pointer used during registration to something more apt to improve readability. Acked-by: Samuel Iglesias Gonsalvez <siglesias@igalia.com> Signed-off-by: Johan Hovold <johan@kernel.org> Link: https://lore.kernel.org/r/20210917114622.5412-7-johan@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/ipack')
-rw-r--r--drivers/ipack/devices/ipoctal.c48
1 files changed, 24 insertions, 24 deletions
diff --git a/drivers/ipack/devices/ipoctal.c b/drivers/ipack/devices/ipoctal.c
index c709861198e5..20d2b9ec1227 100644
--- a/drivers/ipack/devices/ipoctal.c
+++ b/drivers/ipack/devices/ipoctal.c
@@ -276,7 +276,7 @@ static int ipoctal_inst_slot(struct ipoctal *ipoctal, unsigned int bus_nr,
{
int res;
int i;
- struct tty_driver *tty;
+ struct tty_driver *drv;
struct ipoctal_channel *channel;
struct ipack_region *region;
void __iomem *addr;
@@ -359,38 +359,38 @@ static int ipoctal_inst_slot(struct ipoctal *ipoctal, unsigned int bus_nr,
/* Register the TTY device */
/* Each IP-OCTAL channel is a TTY port */
- tty = tty_alloc_driver(NR_CHANNELS, TTY_DRIVER_REAL_RAW |
+ drv = tty_alloc_driver(NR_CHANNELS, TTY_DRIVER_REAL_RAW |
TTY_DRIVER_DYNAMIC_DEV);
- if (IS_ERR(tty))
- return PTR_ERR(tty);
+ if (IS_ERR(drv))
+ return PTR_ERR(drv);
/* Fill struct tty_driver with ipoctal data */
- tty->owner = THIS_MODULE;
- tty->driver_name = KBUILD_MODNAME;
- tty->name = kasprintf(GFP_KERNEL, KBUILD_MODNAME ".%d.%d.", bus_nr, slot);
- if (!tty->name) {
+ drv->owner = THIS_MODULE;
+ drv->driver_name = KBUILD_MODNAME;
+ drv->name = kasprintf(GFP_KERNEL, KBUILD_MODNAME ".%d.%d.", bus_nr, slot);
+ if (!drv->name) {
res = -ENOMEM;
goto err_put_driver;
}
- tty->major = 0;
-
- tty->minor_start = 0;
- tty->type = TTY_DRIVER_TYPE_SERIAL;
- tty->subtype = SERIAL_TYPE_NORMAL;
- tty->init_termios = tty_std_termios;
- tty->init_termios.c_cflag = B9600 | CS8 | CREAD | HUPCL | CLOCAL;
- tty->init_termios.c_ispeed = 9600;
- tty->init_termios.c_ospeed = 9600;
-
- tty_set_operations(tty, &ipoctal_fops);
- res = tty_register_driver(tty);
+ drv->major = 0;
+
+ drv->minor_start = 0;
+ drv->type = TTY_DRIVER_TYPE_SERIAL;
+ drv->subtype = SERIAL_TYPE_NORMAL;
+ drv->init_termios = tty_std_termios;
+ drv->init_termios.c_cflag = B9600 | CS8 | CREAD | HUPCL | CLOCAL;
+ drv->init_termios.c_ispeed = 9600;
+ drv->init_termios.c_ospeed = 9600;
+
+ tty_set_operations(drv, &ipoctal_fops);
+ res = tty_register_driver(drv);
if (res) {
dev_err(&ipoctal->dev->dev, "Can't register tty driver.\n");
goto err_free_name;
}
/* Save struct tty_driver for use it when uninstalling the device */
- ipoctal->tty_drv = tty;
+ ipoctal->tty_drv = drv;
for (i = 0; i < NR_CHANNELS; i++) {
struct device *tty_dev;
@@ -407,7 +407,7 @@ static int ipoctal_inst_slot(struct ipoctal *ipoctal, unsigned int bus_nr,
spin_lock_init(&channel->lock);
channel->pointer_read = 0;
channel->pointer_write = 0;
- tty_dev = tty_port_register_device_attr(&channel->tty_port, tty,
+ tty_dev = tty_port_register_device_attr(&channel->tty_port, drv,
i, NULL, channel, NULL);
if (IS_ERR(tty_dev)) {
dev_err(&ipoctal->dev->dev, "Failed to register tty device.\n");
@@ -429,9 +429,9 @@ static int ipoctal_inst_slot(struct ipoctal *ipoctal, unsigned int bus_nr,
return 0;
err_free_name:
- kfree(tty->name);
+ kfree(drv->name);
err_put_driver:
- tty_driver_kref_put(tty);
+ tty_driver_kref_put(drv);
return res;
}