>From 70f8703b3bd73fa56f4ea91e98967b8925550aa6 Mon Sep 17 00:00:00 2001
From: Daeseok Youn <daeseok.youn@xxxxxxxxx>
Date: Thu, 25 Feb 2016 14:53:37 +0900
Subject: [PATCH 1/2] staging: dgnc: use pointer type of tty_struct
For using tty_alloc_driver, SerialDriver has to be pointer type.
It also has checkpatch.pl warning about Camelcase, so
SerialDriver is changed to serial_driver.
Signed-off-by: Daeseok Youn <daeseok.youn@xxxxxxxxx>
---
drivers/staging/dgnc/dgnc_driver.h | 4 +-
drivers/staging/dgnc/dgnc_tty.c | 118 ++++++++++++++++++-------------------
2 files changed, 61 insertions(+), 61 deletions(-)
diff --git a/drivers/staging/dgnc/dgnc_driver.h b/drivers/staging/dgnc/dgnc_driver.h
index ce7cd9b..1c7a8fa 100644
--- a/drivers/staging/dgnc/dgnc_driver.h
+++ b/drivers/staging/dgnc/dgnc_driver.h
@@ -205,9 +205,9 @@ struct dgnc_board {
* to our channels.
*/
- struct tty_driver SerialDriver;
+ struct tty_driver *serial_driver;
char SerialName[200];
- struct tty_driver PrintDriver;
+ struct tty_driver *print_driver;
char PrintName[200];
bool dgnc_Major_Serial_Registered;
diff --git a/drivers/staging/dgnc/dgnc_tty.c b/drivers/staging/dgnc/dgnc_tty.c
index 8b1ba65..01a0018 100644
--- a/drivers/staging/dgnc/dgnc_tty.c
+++ b/drivers/staging/dgnc/dgnc_tty.c
@@ -178,20 +178,20 @@ int dgnc_tty_register(struct dgnc_board *brd)
{
int rc = 0;
- brd->SerialDriver.magic = TTY_DRIVER_MAGIC;
+ brd->serial_driver->magic = TTY_DRIVER_MAGIC;
snprintf(brd->SerialName, MAXTTYNAMELEN, "tty_dgnc_%d_", brd->boardnum);
- brd->SerialDriver.name = brd->SerialName;
- brd->SerialDriver.name_base = 0;
- brd->SerialDriver.major = 0;
- brd->SerialDriver.minor_start = 0;
- brd->SerialDriver.num = brd->maxports;
- brd->SerialDriver.type = TTY_DRIVER_TYPE_SERIAL;
- brd->SerialDriver.subtype = SERIAL_TYPE_NORMAL;
- brd->SerialDriver.init_termios = DgncDefaultTermios;
- brd->SerialDriver.driver_name = DRVSTR;
- brd->SerialDriver.flags = (TTY_DRIVER_REAL_RAW |
+ brd->serial_driver->name = brd->SerialName;
+ brd->serial_driver->name_base = 0;
+ brd->serial_driver->major = 0;
+ brd->serial_driver->minor_start = 0;
+ brd->serial_driver->num = brd->maxports;
+ brd->serial_driver->type = TTY_DRIVER_TYPE_SERIAL;
+ brd->serial_driver->subtype = SERIAL_TYPE_NORMAL;
+ brd->serial_driver->init_termios = DgncDefaultTermios;
+ brd->serial_driver->driver_name = DRVSTR;
+ brd->serial_driver->flags = (TTY_DRIVER_REAL_RAW |
TTY_DRIVER_DYNAMIC_DEV |
TTY_DRIVER_HARDWARE_BREAK);
@@ -199,28 +199,28 @@ int dgnc_tty_register(struct dgnc_board *brd)
* The kernel wants space to store pointers to
* tty_struct's and termios's.
*/
- brd->SerialDriver.ttys = kcalloc(brd->maxports,
- sizeof(*brd->SerialDriver.ttys),
+ brd->serial_driver->ttys = kcalloc(brd->maxports,
+ sizeof(*brd->serial_driver->ttys),
GFP_KERNEL);
- if (!brd->SerialDriver.ttys)
+ if (!brd->serial_driver->ttys)
return -ENOMEM;
- kref_init(&brd->SerialDriver.kref);
- brd->SerialDriver.termios = kcalloc(brd->maxports,
- sizeof(*brd->SerialDriver.termios),
+ kref_init(&brd->serial_driver->kref);
+ brd->serial_driver->termios = kcalloc(brd->maxports,
+ sizeof(*brd->serial_driver->termios),
GFP_KERNEL);
- if (!brd->SerialDriver.termios)
+ if (!brd->serial_driver->termios)
return -ENOMEM;
/*
* Entry points for driver. Called by the kernel from
* tty_io.c and n_tty.c.
*/
- tty_set_operations(&brd->SerialDriver, &dgnc_tty_ops);
+ tty_set_operations(brd->serial_driver, &dgnc_tty_ops);
if (!brd->dgnc_Major_Serial_Registered) {
/* Register tty devices */
- rc = tty_register_driver(&brd->SerialDriver);
+ rc = tty_register_driver(brd->serial_driver);
if (rc < 0) {
dev_dbg(&brd->pdev->dev,
"Can't register tty device (%d)\n", rc);
@@ -234,19 +234,19 @@ int dgnc_tty_register(struct dgnc_board *brd)
* again, separately so we don't get the LD confused about what major
* we are when we get into the dgnc_tty_open() routine.
*/
- brd->PrintDriver.magic = TTY_DRIVER_MAGIC;
+ brd->print_driver->magic = TTY_DRIVER_MAGIC;
snprintf(brd->PrintName, MAXTTYNAMELEN, "pr_dgnc_%d_", brd->boardnum);
- brd->PrintDriver.name = brd->PrintName;
- brd->PrintDriver.name_base = 0;
- brd->PrintDriver.major = brd->SerialDriver.major;
- brd->PrintDriver.minor_start = 0x80;
- brd->PrintDriver.num = brd->maxports;
- brd->PrintDriver.type = TTY_DRIVER_TYPE_SERIAL;
- brd->PrintDriver.subtype = SERIAL_TYPE_NORMAL;
- brd->PrintDriver.init_termios = DgncDefaultTermios;
- brd->PrintDriver.driver_name = DRVSTR;
- brd->PrintDriver.flags = (TTY_DRIVER_REAL_RAW |
+ brd->print_driver->name = brd->PrintName;
+ brd->print_driver->name_base = 0;
+ brd->print_driver->major = brd->serial_driver->major;
+ brd->print_driver->minor_start = 0x80;
+ brd->print_driver->num = brd->maxports;
+ brd->print_driver->type = TTY_DRIVER_TYPE_SERIAL;
+ brd->print_driver->subtype = SERIAL_TYPE_NORMAL;
+ brd->print_driver->init_termios = DgncDefaultTermios;
+ brd->print_driver->driver_name = DRVSTR;
+ brd->print_driver->flags = (TTY_DRIVER_REAL_RAW |
TTY_DRIVER_DYNAMIC_DEV |
TTY_DRIVER_HARDWARE_BREAK);
@@ -255,27 +255,27 @@ int dgnc_tty_register(struct dgnc_board *brd)
* tty_struct's and termios's. Must be separated from
* the Serial Driver so we don't get confused
*/
- brd->PrintDriver.ttys = kcalloc(brd->maxports,
- sizeof(*brd->PrintDriver.ttys),
+ brd->print_driver->ttys = kcalloc(brd->maxports,
+ sizeof(*brd->print_driver->ttys),
GFP_KERNEL);
- if (!brd->PrintDriver.ttys)
+ if (!brd->print_driver->ttys)
return -ENOMEM;
- kref_init(&brd->PrintDriver.kref);
- brd->PrintDriver.termios = kcalloc(brd->maxports,
- sizeof(*brd->PrintDriver.termios),
+ kref_init(&brd->print_driver->kref);
+ brd->print_driver->termios = kcalloc(brd->maxports,
+ sizeof(*brd->print_driver->termios),
GFP_KERNEL);
- if (!brd->PrintDriver.termios)
+ if (!brd->print_driver->termios)
return -ENOMEM;
/*
* Entry points for driver. Called by the kernel from
* tty_io.c and n_tty.c.
*/
- tty_set_operations(&brd->PrintDriver, &dgnc_tty_ops);
+ tty_set_operations(brd->print_driver, &dgnc_tty_ops);
if (!brd->dgnc_Major_TransparentPrint_Registered) {
/* Register Transparent Print devices */
- rc = tty_register_driver(&brd->PrintDriver);
+ rc = tty_register_driver(brd->print_driver);
if (rc < 0) {
dev_dbg(&brd->pdev->dev,
"Can't register Transparent Print device(%d)\n",
@@ -285,9 +285,9 @@ int dgnc_tty_register(struct dgnc_board *brd)
brd->dgnc_Major_TransparentPrint_Registered = true;
}
- dgnc_BoardsByMajor[brd->SerialDriver.major] = brd;
- brd->dgnc_Serial_Major = brd->SerialDriver.major;
- brd->dgnc_TransparentPrint_Major = brd->PrintDriver.major;
+ dgnc_BoardsByMajor[brd->serial_driver->major] = brd;
+ brd->dgnc_Serial_Major = brd->serial_driver->major;
+ brd->dgnc_TransparentPrint_Major = brd->print_driver->major;
return rc;
}
@@ -364,12 +364,12 @@ int dgnc_tty_init(struct dgnc_board *brd)
{
struct device *classp;
- classp = tty_register_device(&brd->SerialDriver, i,
+ classp = tty_register_device(brd->serial_driver, i,
&ch->ch_bd->pdev->dev);
ch->ch_tun.un_sysfs = classp;
dgnc_create_tty_sysfs(&ch->ch_tun, classp);
- classp = tty_register_device(&brd->PrintDriver, i,
+ classp = tty_register_device(brd->print_driver, i,
&ch->ch_bd->pdev->dev);
ch->ch_pun.un_sysfs = classp;
dgnc_create_tty_sysfs(&ch->ch_pun, classp);
@@ -408,39 +408,39 @@ void dgnc_tty_uninit(struct dgnc_board *brd)
int i = 0;
if (brd->dgnc_Major_Serial_Registered) {
- dgnc_BoardsByMajor[brd->SerialDriver.major] = NULL;
+ dgnc_BoardsByMajor[brd->serial_driver->major] = NULL;
brd->dgnc_Serial_Major = 0;
for (i = 0; i < brd->nasync; i++) {
if (brd->channels[i])
dgnc_remove_tty_sysfs(brd->channels[i]->
ch_tun.un_sysfs);
- tty_unregister_device(&brd->SerialDriver, i);
+ tty_unregister_device(brd->serial_driver, i);
}
- tty_unregister_driver(&brd->SerialDriver);
+ tty_unregister_driver(brd->serial_driver);
brd->dgnc_Major_Serial_Registered = false;
}
if (brd->dgnc_Major_TransparentPrint_Registered) {
- dgnc_BoardsByMajor[brd->PrintDriver.major] = NULL;
+ dgnc_BoardsByMajor[brd->print_driver->major] = NULL;
brd->dgnc_TransparentPrint_Major = 0;
for (i = 0; i < brd->nasync; i++) {
if (brd->channels[i])
dgnc_remove_tty_sysfs(brd->channels[i]->
ch_pun.un_sysfs);
- tty_unregister_device(&brd->PrintDriver, i);
+ tty_unregister_device(brd->print_driver, i);
}
- tty_unregister_driver(&brd->PrintDriver);
+ tty_unregister_driver(brd->print_driver);
brd->dgnc_Major_TransparentPrint_Registered = false;
}
- kfree(brd->SerialDriver.ttys);
- brd->SerialDriver.ttys = NULL;
- kfree(brd->SerialDriver.termios);
- brd->SerialDriver.termios = NULL;
- kfree(brd->PrintDriver.ttys);
- brd->PrintDriver.ttys = NULL;
- kfree(brd->PrintDriver.termios);
- brd->PrintDriver.termios = NULL;
+ kfree(brd->serial_driver->ttys);
+ brd->serial_driver->ttys = NULL;
+ kfree(brd->serial_driver->termios);
+ brd->serial_driver->termios = NULL;
+ kfree(brd->print_driver->ttys);
+ brd->print_driver->ttys = NULL;
+ kfree(brd->print_driver->termios);
+ brd->print_driver->termios = NULL;
}
/*=======================================================================
--
1.9.1
--
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