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path: root/drivers/staging/uc2322
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Diffstat (limited to 'drivers/staging/uc2322')
-rw-r--r--drivers/staging/uc2322/aten2011.c164
1 files changed, 4 insertions, 160 deletions
diff --git a/drivers/staging/uc2322/aten2011.c b/drivers/staging/uc2322/aten2011.c
index 8fe5044f8d1..3078587eab5 100644
--- a/drivers/staging/uc2322/aten2011.c
+++ b/drivers/staging/uc2322/aten2011.c
@@ -229,13 +229,6 @@ static int debug = 0;
/* FIXME make this somehow dynamic and not build time specific */
static int RS485mode = 0;
-static struct usb_serial *ATEN2011_get_usb_serial(struct usb_serial_port *port, const
- char *function);
-static int ATEN2011_serial_paranoia_check(struct usb_serial *serial, const char
- *function);
-static int ATEN2011_port_paranoia_check(struct usb_serial_port *port, const char
- *function);
-
/* setting and get register values */
static int ATEN2011_set_reg_sync(struct usb_serial_port *port, __u16 reg,
__u16 val);
@@ -571,7 +564,6 @@ static void ATEN2011_interrupt_callback(struct urb *urb)
data = urb->transfer_buffer;
//ATEN2011_serial= (struct ATENINTL_serial *)urb->context;
- //serial = ATEN2011_get_usb_serial(port,__FUNCTION__);
serial = ATEN2011_serial->serial;
/* ATENINTL get 5 bytes
@@ -691,16 +683,7 @@ static void ATEN2011_bulk_in_callback(struct urb *urb)
}
port = (struct usb_serial_port *)ATEN2011_port->port;
- if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
- DPRINTK("%s", "Port Paranoia failed \n");
- return;
- }
-
- serial = ATEN2011_get_usb_serial(port, __FUNCTION__);
- if (!serial) {
- DPRINTK("%s\n", "Bad serial pointer ");
- return;
- }
+ serial = port->serial;
DPRINTK("%s\n", "Entering... \n");
@@ -763,11 +746,6 @@ static void ATEN2011_bulk_out_data_callback(struct urb *urb)
return;
}
- if (ATEN2011_port_paranoia_check(ATEN2011_port->port, __FUNCTION__)) {
- DPRINTK("%s", "Port Paranoia failed \n");
- return;
- }
-
DPRINTK("%s \n", "Entering .........");
tty = tty_port_tty_get(&ATEN2011_port->port->port);
@@ -810,18 +788,9 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
struct ktermios tmp_termios;
int minor;
- if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
- DPRINTK("%s", "Port Paranoia failed \n");
- return -ENODEV;
- }
//ATEN2011_serial->NoOfOpenPorts++;
serial = port->serial;
- if (ATEN2011_serial_paranoia_check(serial, __FUNCTION__)) {
- DPRINTK("%s", "Serial Paranoia failed \n");
- return -ENODEV;
- }
-
ATEN2011_port = ATEN2011_get_port_private(port);
if (ATEN2011_port == NULL)
@@ -1210,11 +1179,6 @@ static int ATEN2011_chars_in_buffer(struct tty_struct *tty)
//DPRINTK("%s \n"," ATEN2011_chars_in_buffer:entering ...........");
- if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
- DPRINTK("%s", "Invalid port \n");
- return -1;
- }
-
ATEN2011_port = ATEN2011_get_port_private(port);
if (ATEN2011_port == NULL) {
DPRINTK("%s \n", "ATEN2011_break:leaving ...........");
@@ -1278,15 +1242,8 @@ static void ATEN2011_close(struct tty_struct *tty, struct usb_serial_port *port,
//ThreadState = 1;
/* MATRIX */
//printk("Entering... :ATEN2011_close\n");
- if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
- DPRINTK("%s", "Port Paranoia failed \n");
- return;
- }
- serial = ATEN2011_get_usb_serial(port, __FUNCTION__);
- if (!serial) {
- DPRINTK("%s", "Serial Paranoia failed \n");
- return;
- }
+ serial = port->serial;
+
// take the Adpater and port's private data
ATEN2011_serial = ATEN2011_get_serial_private(serial);
ATEN2011_port = ATEN2011_get_port_private(port);
@@ -1409,16 +1366,7 @@ static void ATEN2011_break(struct tty_struct *tty, int break_state)
DPRINTK("%s \n", "Entering ...........");
DPRINTK("ATEN2011_break: Start\n");
- if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
- DPRINTK("%s", "Port Paranoia failed \n");
- return;
- }
-
- serial = ATEN2011_get_usb_serial(port, __FUNCTION__);
- if (!serial) {
- DPRINTK("%s", "Serial Paranoia failed \n");
- return;
- }
+ serial = port->serial;
ATEN2011_serial = ATEN2011_get_serial_private(serial);
ATEN2011_port = ATEN2011_get_port_private(port);
@@ -1460,12 +1408,6 @@ static int ATEN2011_write_room(struct tty_struct *tty)
// DPRINTK("%s \n"," ATEN2011_write_room:entering ...........");
- if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
- DPRINTK("%s", "Invalid port \n");
- DPRINTK("%s \n", " ATEN2011_write_room:leaving ...........");
- return -1;
- }
-
ATEN2011_port = ATEN2011_get_port_private(port);
if (ATEN2011_port == NULL) {
DPRINTK("%s \n", "ATEN2011_break:leaving ...........");
@@ -1501,16 +1443,7 @@ static int ATEN2011_write(struct tty_struct *tty, struct usb_serial_port *port,
unsigned char *data1;
DPRINTK("%s \n", "entering ...........");
- if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
- DPRINTK("%s", "Port Paranoia failed \n");
- return -1;
- }
-
serial = port->serial;
- if (ATEN2011_serial_paranoia_check(serial, __FUNCTION__)) {
- DPRINTK("%s", "Serial Paranoia failed \n");
- return -1;
- }
ATEN2011_port = ATEN2011_get_port_private(port);
if (ATEN2011_port == NULL) {
@@ -1608,11 +1541,6 @@ static void ATEN2011_throttle(struct tty_struct *tty)
struct ATENINTL_port *ATEN2011_port;
int status;
- if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
- DPRINTK("%s", "Invalid port \n");
- return;
- }
-
DPRINTK("- port %d\n", port->number);
ATEN2011_port = ATEN2011_get_port_private(port);
@@ -1663,11 +1591,6 @@ static void ATEN2011_unthrottle(struct tty_struct *tty)
int status;
struct ATENINTL_port *ATEN2011_port = ATEN2011_get_port_private(port);
- if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
- DPRINTK("%s", "Invalid port \n");
- return;
- }
-
if (ATEN2011_port == NULL)
return;
@@ -1794,18 +1717,9 @@ static void ATEN2011_set_termios(struct tty_struct *tty,
struct ATENINTL_port *ATEN2011_port;
DPRINTK("ATEN2011_set_termios: START\n");
- if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
- DPRINTK("%s", "Invalid port \n");
- return;
- }
serial = port->serial;
- if (ATEN2011_serial_paranoia_check(serial, __FUNCTION__)) {
- DPRINTK("%s", "Invalid Serial \n");
- return;
- }
-
ATEN2011_port = ATEN2011_get_port_private(port);
if (ATEN2011_port == NULL)
@@ -1915,10 +1829,6 @@ static int set_modem_info(struct ATENINTL_port *ATEN2011_port, unsigned int cmd,
return -1;
port = (struct usb_serial_port *)ATEN2011_port->port;
- if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
- DPRINTK("%s", "Invalid port \n");
- return -1;
- }
mcr = ATEN2011_port->shadowMCR;
@@ -2033,10 +1943,6 @@ static int ATEN2011_ioctl(struct tty_struct *tty, struct file *file,
unsigned int __user *user_arg = (unsigned int __user *)arg;
//printk("%s - port %d, cmd = 0x%x\n", __FUNCTION__, port->number, cmd);
- if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
- DPRINTK("%s", "Invalid port \n");
- return -1;
- }
ATEN2011_port = ATEN2011_get_port_private(port);
@@ -2188,15 +2094,6 @@ static int ATEN2011_send_cmd_write_baud_rate(struct ATENINTL_port
return -1;
port = (struct usb_serial_port *)ATEN2011_port->port;
- if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
- DPRINTK("%s", "Invalid port \n");
- return -1;
- }
-
- if (ATEN2011_serial_paranoia_check(port->serial, __FUNCTION__)) {
- DPRINTK("%s", "Invalid Serial \n");
- return -1;
- }
DPRINTK("%s", "Entering .......... \n");
@@ -2316,16 +2213,6 @@ static void ATEN2011_change_port_settings(struct tty_struct *tty,
port = (struct usb_serial_port *)ATEN2011_port->port;
- if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
- DPRINTK("%s", "Invalid port \n");
- return;
- }
-
- if (ATEN2011_serial_paranoia_check(port->serial, __FUNCTION__)) {
- DPRINTK("%s", "Invalid Serial \n");
- return;
- }
-
serial = port->serial;
dbg("%s - port %d", __FUNCTION__, ATEN2011_port->port->number);
@@ -2815,49 +2702,6 @@ static void ATEN2011_shutdown(struct usb_serial *serial)
}
-/* Inline functions to check the sanity of a pointer that is passed to us */
-static int ATEN2011_serial_paranoia_check(struct usb_serial *serial,
- const char *function)
-{
- if (!serial) {
- dbg("%s - serial == NULL", function);
- return -1;
- }
- if (!serial->type) {
- dbg("%s - serial->type == NULL!", function);
- return -1;
- }
-
- return 0;
-}
-static int ATEN2011_port_paranoia_check(struct usb_serial_port *port,
- const char *function)
-{
- if (!port) {
- dbg("%s - port == NULL", function);
- return -1;
- }
- if (!port->serial) {
- dbg("%s - port->serial == NULL", function);
- return -1;
- }
-
- return 0;
-}
-static struct usb_serial *ATEN2011_get_usb_serial(struct usb_serial_port *port,
- const char *function)
-{
- /* if no port was specified, or it fails a paranoia check */
- if (!port ||
- ATEN2011_port_paranoia_check(port, function) ||
- ATEN2011_serial_paranoia_check(port->serial, function)) {
- /* then say that we don't have a valid usb_serial thing, which will * end up genrating -ENODEV return values */
- return NULL;
- }
-
- return port->serial;
-}
-
static struct usb_serial_driver aten_serial_driver = {
.driver = {
.owner = THIS_MODULE,
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-02 08:59:52 +0000