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path: root/drivers/usb/serial/kobil_sct.c
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Diffstat (limited to 'drivers/usb/serial/kobil_sct.c')
-rw-r--r--drivers/usb/serial/kobil_sct.c75
1 files changed, 33 insertions, 42 deletions
diff --git a/drivers/usb/serial/kobil_sct.c b/drivers/usb/serial/kobil_sct.c
index 17b3baead4ad..693f00da7c03 100644
--- a/drivers/usb/serial/kobil_sct.c
+++ b/drivers/usb/serial/kobil_sct.c
@@ -113,10 +113,6 @@ static struct usb_serial_driver kobil_device = {
.description = "KOBIL USB smart card terminal",
.usb_driver = &kobil_driver,
.id_table = id_table,
- .num_interrupt_in = NUM_DONT_CARE,
- .num_interrupt_out = NUM_DONT_CARE,
- .num_bulk_in = 0,
- .num_bulk_out = 0,
.num_ports = 1,
.attach = kobil_startup,
.shutdown = kobil_shutdown,
@@ -139,7 +135,6 @@ struct kobil_private {
int filled; // index of the last char in buf
int cur_pos; // index of the next char to send in buf
__u16 device_type;
- int line_state;
};
@@ -161,7 +156,6 @@ static int kobil_startup (struct usb_serial *serial)
priv->filled = 0;
priv->cur_pos = 0;
priv->device_type = le16_to_cpu(serial->dev->descriptor.idProduct);
- priv->line_state = 0;
switch (priv->device_type){
case KOBIL_ADAPTER_B_PRODUCT_ID:
@@ -189,11 +183,11 @@ static int kobil_startup (struct usb_serial *serial)
for (i = 0; i < altsetting->desc.bNumEndpoints; i++) {
endpoint = &altsetting->endpoint[i];
if (usb_endpoint_is_int_out(&endpoint->desc)) {
- dbg("%s Found interrupt out endpoint. Address: %d", __FUNCTION__, endpoint->desc.bEndpointAddress);
+ dbg("%s Found interrupt out endpoint. Address: %d", __func__, endpoint->desc.bEndpointAddress);
priv->write_int_endpoint_address = endpoint->desc.bEndpointAddress;
}
if (usb_endpoint_is_int_in(&endpoint->desc)) {
- dbg("%s Found interrupt in endpoint. Address: %d", __FUNCTION__, endpoint->desc.bEndpointAddress);
+ dbg("%s Found interrupt in endpoint. Address: %d", __func__, endpoint->desc.bEndpointAddress);
priv->read_int_endpoint_address = endpoint->desc.bEndpointAddress;
}
}
@@ -204,7 +198,7 @@ static int kobil_startup (struct usb_serial *serial)
static void kobil_shutdown (struct usb_serial *serial)
{
int i;
- dbg("%s - port %d", __FUNCTION__, serial->port[0]->number);
+ dbg("%s - port %d", __func__, serial->port[0]->number);
for (i=0; i < serial->num_ports; ++i) {
while (serial->port[i]->open_count > 0) {
@@ -224,9 +218,8 @@ static int kobil_open (struct usb_serial_port *port, struct file *filp)
int transfer_buffer_length = 8;
int write_urb_transfer_buffer_length = 8;
- dbg("%s - port %d", __FUNCTION__, port->number);
+ dbg("%s - port %d", __func__, port->number);
priv = usb_get_serial_port_data(port);
- priv->line_state = 0;
// someone sets the dev to 0 if the close method has been called
port->interrupt_in_urb->dev = port->serial->dev;
@@ -252,10 +245,10 @@ static int kobil_open (struct usb_serial_port *port, struct file *filp)
// allocate write_urb
if (!port->write_urb) {
- dbg("%s - port %d Allocating port->write_urb", __FUNCTION__, port->number);
+ dbg("%s - port %d Allocating port->write_urb", __func__, port->number);
port->write_urb = usb_alloc_urb(0, GFP_KERNEL);
if (!port->write_urb) {
- dbg("%s - port %d usb_alloc_urb failed", __FUNCTION__, port->number);
+ dbg("%s - port %d usb_alloc_urb failed", __func__, port->number);
kfree(transfer_buffer);
return -ENOMEM;
}
@@ -281,7 +274,7 @@ static int kobil_open (struct usb_serial_port *port, struct file *filp)
transfer_buffer_length,
KOBIL_TIMEOUT
);
- dbg("%s - port %d Send get_HW_version URB returns: %i", __FUNCTION__, port->number, result);
+ dbg("%s - port %d Send get_HW_version URB returns: %i", __func__, port->number, result);
dbg("Harware version: %i.%i.%i", transfer_buffer[0], transfer_buffer[1], transfer_buffer[2] );
// get firmware version
@@ -295,7 +288,7 @@ static int kobil_open (struct usb_serial_port *port, struct file *filp)
transfer_buffer_length,
KOBIL_TIMEOUT
);
- dbg("%s - port %d Send get_FW_version URB returns: %i", __FUNCTION__, port->number, result);
+ dbg("%s - port %d Send get_FW_version URB returns: %i", __func__, port->number, result);
dbg("Firmware version: %i.%i.%i", transfer_buffer[0], transfer_buffer[1], transfer_buffer[2] );
if (priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID || priv->device_type == KOBIL_ADAPTER_K_PRODUCT_ID) {
@@ -310,7 +303,7 @@ static int kobil_open (struct usb_serial_port *port, struct file *filp)
0,
KOBIL_TIMEOUT
);
- dbg("%s - port %d Send set_baudrate URB returns: %i", __FUNCTION__, port->number, result);
+ dbg("%s - port %d Send set_baudrate URB returns: %i", __func__, port->number, result);
// reset all queues
result = usb_control_msg( port->serial->dev,
@@ -323,13 +316,13 @@ static int kobil_open (struct usb_serial_port *port, struct file *filp)
0,
KOBIL_TIMEOUT
);
- dbg("%s - port %d Send reset_all_queues URB returns: %i", __FUNCTION__, port->number, result);
+ dbg("%s - port %d Send reset_all_queues URB returns: %i", __func__, port->number, result);
}
if (priv->device_type == KOBIL_USBTWIN_PRODUCT_ID || priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID ||
priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID) {
// start reading (Adapter B 'cause PNP string)
result = usb_submit_urb( port->interrupt_in_urb, GFP_ATOMIC );
- dbg("%s - port %d Send read URB returns: %i", __FUNCTION__, port->number, result);
+ dbg("%s - port %d Send read URB returns: %i", __func__, port->number, result);
}
kfree(transfer_buffer);
@@ -339,7 +332,7 @@ static int kobil_open (struct usb_serial_port *port, struct file *filp)
static void kobil_close (struct usb_serial_port *port, struct file *filp)
{
- dbg("%s - port %d", __FUNCTION__, port->number);
+ dbg("%s - port %d", __func__, port->number);
if (port->write_urb) {
usb_kill_urb(port->write_urb);
@@ -359,11 +352,11 @@ static void kobil_read_int_callback(struct urb *urb)
int status = urb->status;
// char *dbg_data;
- dbg("%s - port %d", __FUNCTION__, port->number);
+ dbg("%s - port %d", __func__, port->number);
if (status) {
dbg("%s - port %d Read int status not zero: %d",
- __FUNCTION__, port->number, status);
+ __func__, port->number, status);
return;
}
@@ -393,7 +386,7 @@ static void kobil_read_int_callback(struct urb *urb)
port->interrupt_in_urb->dev = port->serial->dev;
result = usb_submit_urb(port->interrupt_in_urb, GFP_ATOMIC);
- dbg("%s - port %d Send read URB returns: %i", __FUNCTION__, port->number, result);
+ dbg("%s - port %d Send read URB returns: %i", __func__, port->number, result);
}
@@ -411,21 +404,21 @@ static int kobil_write (struct usb_serial_port *port,
struct kobil_private * priv;
if (count == 0) {
- dbg("%s - port %d write request of 0 bytes", __FUNCTION__, port->number);
+ dbg("%s - port %d write request of 0 bytes", __func__, port->number);
return 0;
}
priv = usb_get_serial_port_data(port);
if (count > (KOBIL_BUF_LENGTH - priv->filled)) {
- dbg("%s - port %d Error: write request bigger than buffer size", __FUNCTION__, port->number);
+ dbg("%s - port %d Error: write request bigger than buffer size", __func__, port->number);
return -ENOMEM;
}
// Copy data to buffer
memcpy (priv->buf + priv->filled, buf, count);
- usb_serial_debug_data(debug, &port->dev, __FUNCTION__, count, priv->buf + priv->filled);
+ usb_serial_debug_data(debug, &port->dev, __func__, count, priv->buf + priv->filled);
priv->filled = priv->filled + count;
@@ -457,7 +450,7 @@ static int kobil_write (struct usb_serial_port *port,
priv->cur_pos = priv->cur_pos + length;
result = usb_submit_urb( port->write_urb, GFP_NOIO );
- dbg("%s - port %d Send write URB returns: %i", __FUNCTION__, port->number, result);
+ dbg("%s - port %d Send write URB returns: %i", __func__, port->number, result);
todo = priv->filled - priv->cur_pos;
if (todo > 0) {
@@ -478,7 +471,7 @@ static int kobil_write (struct usb_serial_port *port,
port->interrupt_in_urb->dev = port->serial->dev;
result = usb_submit_urb( port->interrupt_in_urb, GFP_NOIO );
- dbg("%s - port %d Send read URB returns: %i", __FUNCTION__, port->number, result);
+ dbg("%s - port %d Send read URB returns: %i", __func__, port->number, result);
}
}
return count;
@@ -487,7 +480,7 @@ static int kobil_write (struct usb_serial_port *port,
static int kobil_write_room (struct usb_serial_port *port)
{
- //dbg("%s - port %d", __FUNCTION__, port->number);
+ //dbg("%s - port %d", __func__, port->number);
return 8;
}
@@ -522,16 +515,13 @@ static int kobil_tiocmget(struct usb_serial_port *port, struct file *file)
KOBIL_TIMEOUT);
dbg("%s - port %d Send get_status_line_state URB returns: %i. Statusline: %02x",
- __FUNCTION__, port->number, result, transfer_buffer[0]);
-
- if ((transfer_buffer[0] & SUSBCR_GSL_DSR) != 0) {
- priv->line_state |= TIOCM_DSR;
- } else {
- priv->line_state &= ~TIOCM_DSR;
- }
+ __func__, port->number, result, transfer_buffer[0]);
+ result = 0;
+ if ((transfer_buffer[0] & SUSBCR_GSL_DSR) != 0)
+ result = TIOCM_DSR;
kfree(transfer_buffer);
- return priv->line_state;
+ return result;
}
static int kobil_tiocmset(struct usb_serial_port *port, struct file *file,
@@ -544,6 +534,7 @@ static int kobil_tiocmset(struct usb_serial_port *port, struct file *file,
unsigned char *transfer_buffer;
int transfer_buffer_length = 8;
+ /* FIXME: locking ? */
priv = usb_get_serial_port_data(port);
if ((priv->device_type == KOBIL_USBTWIN_PRODUCT_ID) || (priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID)) {
// This device doesn't support ioctl calls
@@ -567,9 +558,9 @@ static int kobil_tiocmset(struct usb_serial_port *port, struct file *file,
if (priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID) {
if (dtr != 0)
- dbg("%s - port %d Setting DTR", __FUNCTION__, port->number);
+ dbg("%s - port %d Setting DTR", __func__, port->number);
else
- dbg("%s - port %d Clearing DTR", __FUNCTION__, port->number);
+ dbg("%s - port %d Clearing DTR", __func__, port->number);
result = usb_control_msg( port->serial->dev,
usb_rcvctrlpipe(port->serial->dev, 0 ),
SUSBCRequest_SetStatusLinesOrQueues,
@@ -581,9 +572,9 @@ static int kobil_tiocmset(struct usb_serial_port *port, struct file *file,
KOBIL_TIMEOUT);
} else {
if (rts != 0)
- dbg("%s - port %d Setting RTS", __FUNCTION__, port->number);
+ dbg("%s - port %d Setting RTS", __func__, port->number);
else
- dbg("%s - port %d Clearing RTS", __FUNCTION__, port->number);
+ dbg("%s - port %d Clearing RTS", __func__, port->number);
result = usb_control_msg( port->serial->dev,
usb_rcvctrlpipe(port->serial->dev, 0 ),
SUSBCRequest_SetStatusLinesOrQueues,
@@ -594,7 +585,7 @@ static int kobil_tiocmset(struct usb_serial_port *port, struct file *file,
0,
KOBIL_TIMEOUT);
}
- dbg("%s - port %d Send set_status_line URB returns: %i", __FUNCTION__, port->number, result);
+ dbg("%s - port %d Send set_status_line URB returns: %i", __func__, port->number, result);
kfree(transfer_buffer);
return (result < 0) ? result : 0;
}
@@ -687,7 +678,7 @@ static int kobil_ioctl(struct usb_serial_port *port, struct file * file, unsigne
KOBIL_TIMEOUT
);
- dbg("%s - port %d Send reset_all_queues (FLUSH) URB returns: %i", __FUNCTION__, port->number, result);
+ dbg("%s - port %d Send reset_all_queues (FLUSH) URB returns: %i", __func__, port->number, result);
kfree(transfer_buffer);
return (result < 0) ? -EFAULT : 0;
default:
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