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Commit 87ed9bd2 authored by Greg Kroah-Hartman's avatar Greg Kroah-Hartman
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Staging: aten2011: fix up c++ comments 

Convert all C++ comments to /* */

Cc: Russell Lang <gsview@ghostgum.com.au>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent c3e06f2f
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Showing with 99 additions and 142 deletions
drivers/staging/uc2322/aten2011.c
View file @ 87ed9bd2
...@@ -117,9 +117,8 @@ struct ATENINTL_port ...@@ -117,9 +117,8 @@ struct ATENINTL_port
__u8 SpRegOffset; __u8 SpRegOffset;
__u8 ControlRegOffset; __u8 ControlRegOffset;
__u8 DcrRegOffset; __u8 DcrRegOffset;
//for processing control URBS in interrupt context /* for processing control URBS in interrupt context */
struct urb *control_urb; struct urb *control_urb;
// __le16 rx_creg;
char *ctrl_buf; char *ctrl_buf;
int MsrLsr; int MsrLsr;
...@@ -141,10 +140,10 @@ struct ATENINTL_serial ...@@ -141,10 +140,10 @@ struct ATENINTL_serial
struct urb *read_urb; /* our bulk read urb */ struct urb *read_urb; /* our bulk read urb */
__u8 bulk_out_endpoint; /* the bulk out endpoint handle */ __u8 bulk_out_endpoint; /* the bulk out endpoint handle */
struct usb_serial *serial; /* loop back to the owner of this object */ struct usb_serial *serial; /* loop back to the owner of this object */
int ATEN2011_spectrum_2or4ports; //this says the number of ports in the device int ATEN2011_spectrum_2or4ports; /* this says the number of ports in the device */
// Indicates about the no.of opened ports of an individual USB-serial adapater. /* Indicates about the no.of opened ports of an individual USB-serial adapater. */
unsigned int NoOfOpenPorts; unsigned int NoOfOpenPorts;
// a flag for Status endpoint polling /* a flag for Status endpoint polling */
unsigned char status_polling_started; unsigned char status_polling_started;
}; };
...@@ -350,11 +349,10 @@ static int handle_newLsr(struct ATENINTL_port *port, __u8 newLsr) ...@@ -350,11 +349,10 @@ static int handle_newLsr(struct ATENINTL_port *port, __u8 newLsr)
dbg("%s - %02x", __FUNCTION__, newLsr); dbg("%s - %02x", __FUNCTION__, newLsr);
if (newLsr & SERIAL_LSR_BI) { if (newLsr & SERIAL_LSR_BI) {
// /*
// Parity and Framing errors only count if they * Parity and Framing errors only count if they occur exclusive
// occur exclusive of a break being * of a break being received.
// received. */
//
newLsr &= (__u8) (SERIAL_LSR_OE | SERIAL_LSR_BI); newLsr &= (__u8) (SERIAL_LSR_OE | SERIAL_LSR_BI);
} }
...@@ -430,11 +428,10 @@ static int ATEN2011_get_reg(struct ATENINTL_port *ATEN, __u16 Wval, __u16 reg, ...@@ -430,11 +428,10 @@ static int ATEN2011_get_reg(struct ATENINTL_port *ATEN, __u16 Wval, __u16 reg,
int ret = 0; int ret = 0;
buffer = (__u8 *) ATEN->ctrl_buf; buffer = (__u8 *) ATEN->ctrl_buf;
// dr=(struct usb_ctrlrequest *)(buffer);
dr = (void *)(buffer + 2); dr = (void *)(buffer + 2);
dr->bRequestType = ATEN_RD_RTYPE; dr->bRequestType = ATEN_RD_RTYPE;
dr->bRequest = ATEN_RDREQ; dr->bRequest = ATEN_RDREQ;
dr->wValue = cpu_to_le16(Wval); //0; dr->wValue = cpu_to_le16(Wval);
dr->wIndex = cpu_to_le16(reg); dr->wIndex = cpu_to_le16(reg);
dr->wLength = cpu_to_le16(2); dr->wLength = cpu_to_le16(2);
...@@ -459,12 +456,11 @@ static void ATEN2011_interrupt_callback(struct urb *urb) ...@@ -459,12 +456,11 @@ static void ATEN2011_interrupt_callback(struct urb *urb)
int i; int i;
__u16 wval; __u16 wval;
int minor; int minor;
//printk("in the function ATEN2011_interrupt_callback Length %d, Data %x \n",urb->actual_length,(unsigned int)urb->transfer_buffer);
DPRINTK("%s", " : Entering\n"); DPRINTK("%s", " : Entering\n");
ATEN2011_serial = (struct ATENINTL_serial *)urb->context; ATEN2011_serial = (struct ATENINTL_serial *)urb->context;
if (!urb) // || ATEN2011_serial->status_polling_started == 0 ) if (!urb) {
{
DPRINTK("%s", "Invalid Pointer !!!!:\n"); DPRINTK("%s", "Invalid Pointer !!!!:\n");
return; return;
} }
...@@ -488,7 +484,6 @@ static void ATEN2011_interrupt_callback(struct urb *urb) ...@@ -488,7 +484,6 @@ static void ATEN2011_interrupt_callback(struct urb *urb)
length = urb->actual_length; length = urb->actual_length;
data = urb->transfer_buffer; data = urb->transfer_buffer;
//ATEN2011_serial= (struct ATENINTL_serial *)urb->context;
serial = ATEN2011_serial->serial; serial = ATEN2011_serial->serial;
/* ATENINTL get 5 bytes /* ATENINTL get 5 bytes
...@@ -513,12 +508,11 @@ static void ATEN2011_interrupt_callback(struct urb *urb) ...@@ -513,12 +508,11 @@ static void ATEN2011_interrupt_callback(struct urb *urb)
} else { } else {
sp[0] = (__u8) data[0]; sp[0] = (__u8) data[0];
sp[1] = (__u8) data[2]; sp[1] = (__u8) data[2];
//sp[2]=(__u8)data[2]; /* sp[2]=(__u8)data[2]; */
//sp[3]=(__u8)data[3]; /* sp[3]=(__u8)data[3]; */
st = (__u8) data[4]; st = (__u8) data[4];
} }
// printk("%s data is sp1:%x sp2:%x sp3:%x sp4:%x status:%x\n",__FUNCTION__,sp1,sp2,sp3,sp4,st);
for (i = 0; i < serial->num_ports; i++) { for (i = 0; i < serial->num_ports; i++) {
ATEN2011_port = usb_get_serial_port_data(serial->port[i]); ATEN2011_port = usb_get_serial_port_data(serial->port[i]);
minor = serial->minor; minor = serial->minor;
...@@ -534,8 +528,6 @@ static void ATEN2011_interrupt_callback(struct urb *urb) ...@@ -534,8 +528,6 @@ static void ATEN2011_interrupt_callback(struct urb *urb)
(((__u16) serial->port[i]->number - (((__u16) serial->port[i]->number -
(__u16) (minor)) + 1) << 8; (__u16) (minor)) + 1) << 8;
if (ATEN2011_port->open != 0) { if (ATEN2011_port->open != 0) {
//printk("%s wval is:(for 2011) %x\n",__FUNCTION__,wval);
if (sp[i] & 0x01) { if (sp[i] & 0x01) {
DPRINTK("SP%d No Interrupt !!!\n", i); DPRINTK("SP%d No Interrupt !!!\n", i);
} else { } else {
...@@ -596,8 +588,6 @@ static void ATEN2011_bulk_in_callback(struct urb *urb) ...@@ -596,8 +588,6 @@ static void ATEN2011_bulk_in_callback(struct urb *urb)
if (urb->status) { if (urb->status) {
DPRINTK("nonzero read bulk status received: %d", urb->status); DPRINTK("nonzero read bulk status received: %d", urb->status);
// if(urb->status==84)
//ThreadState=1;
return; return;
} }
...@@ -630,7 +620,6 @@ static void ATEN2011_bulk_in_callback(struct urb *urb) ...@@ -630,7 +620,6 @@ static void ATEN2011_bulk_in_callback(struct urb *urb)
ATEN2011_port->icount.rx += urb->actual_length; ATEN2011_port->icount.rx += urb->actual_length;
DPRINTK("ATEN2011_port->icount.rx is %d:\n", DPRINTK("ATEN2011_port->icount.rx is %d:\n",
ATEN2011_port->icount.rx); ATEN2011_port->icount.rx);
//MATRIX
} }
if (!ATEN2011_port->read_urb) { if (!ATEN2011_port->read_urb) {
...@@ -680,7 +669,7 @@ static void ATEN2011_bulk_out_data_callback(struct urb *urb) ...@@ -680,7 +669,7 @@ static void ATEN2011_bulk_out_data_callback(struct urb *urb)
wake_up_interruptible(&tty->write_wait); wake_up_interruptible(&tty->write_wait);
} }
//schedule_work(&ATEN2011_port->port->work); /* schedule_work(&ATEN2011_port->port->work); */
tty_kref_put(tty); tty_kref_put(tty);
} }
...@@ -704,7 +693,6 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port, ...@@ -704,7 +693,6 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
int response; int response;
int j; int j;
struct usb_serial *serial; struct usb_serial *serial;
// struct usb_serial_port *port0;
struct urb *urb; struct urb *urb;
__u16 Data; __u16 Data;
int status; int status;
...@@ -713,7 +701,6 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port, ...@@ -713,7 +701,6 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
struct ktermios tmp_termios; struct ktermios tmp_termios;
int minor; int minor;
//ATEN2011_serial->NoOfOpenPorts++;
serial = port->serial; serial = port->serial;
ATEN2011_port = usb_get_serial_port_data(port); ATEN2011_port = usb_get_serial_port_data(port);
...@@ -736,17 +723,14 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port, ...@@ -736,17 +723,14 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
ATEN2011_port->control_urb=kmalloc(sizeof(struct urb),GFP_KERNEL); ATEN2011_port->control_urb=kmalloc(sizeof(struct urb),GFP_KERNEL);
} }
*/ */
// port0 = serial->port[0];
ATEN2011_serial = usb_get_serial_data(serial); ATEN2011_serial = usb_get_serial_data(serial);
if (ATEN2011_serial == NULL) //|| port0 == NULL) if (ATEN2011_serial == NULL) {
{
return -ENODEV; return -ENODEV;
} }
// increment the number of opened ports counter here /* increment the number of opened ports counter here */
ATEN2011_serial->NoOfOpenPorts++; ATEN2011_serial->NoOfOpenPorts++;
//printk("the num of ports opend is:%d\n",ATEN2011_serial->NoOfOpenPorts);
usb_clear_halt(serial->dev, port->write_urb->pipe); usb_clear_halt(serial->dev, port->write_urb->pipe);
usb_clear_halt(serial->dev, port->read_urb->pipe); usb_clear_halt(serial->dev, port->read_urb->pipe);
...@@ -782,7 +766,7 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port, ...@@ -782,7 +766,7 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
* 0x08 : SP1/2 Control Reg * 0x08 : SP1/2 Control Reg
*****************************************************************************/ *****************************************************************************/
//NEED to check the fallowing Block /* NEED to check the fallowing Block */
Data = 0x0; Data = 0x0;
status = get_reg_sync(port, ATEN2011_port->SpRegOffset, &Data); status = get_reg_sync(port, ATEN2011_port->SpRegOffset, &Data);
...@@ -804,8 +788,8 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port, ...@@ -804,8 +788,8 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
return -1; return -1;
} }
//End of block to be checked /* End of block to be checked */
//**************************CHECK***************************// /**************************CHECK***************************/
if (RS485mode == 0) if (RS485mode == 0)
Data = 0xC0; Data = 0xC0;
...@@ -820,7 +804,7 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port, ...@@ -820,7 +804,7 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
DPRINTK("SCRATCH_PAD_REGISTER Writing success status%d\n", DPRINTK("SCRATCH_PAD_REGISTER Writing success status%d\n",
status); status);
//**************************CHECK***************************// /**************************CHECK***************************/
Data = 0x0; Data = 0x0;
status = get_reg_sync(port, ATEN2011_port->ControlRegOffset, &Data); status = get_reg_sync(port, ATEN2011_port->ControlRegOffset, &Data);
...@@ -828,8 +812,8 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port, ...@@ -828,8 +812,8 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
DPRINTK("Reading Controlreg failed\n"); DPRINTK("Reading Controlreg failed\n");
return -1; return -1;
} }
Data |= 0x08; //Driver done bit Data |= 0x08; /* Driver done bit */
Data |= 0x20; //rx_disable Data |= 0x20; /* rx_disable */
status = 0; status = 0;
status = status =
set_reg_sync(port, ATEN2011_port->ControlRegOffset, Data); set_reg_sync(port, ATEN2011_port->ControlRegOffset, Data);
...@@ -837,11 +821,11 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port, ...@@ -837,11 +821,11 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
DPRINTK("writing Controlreg failed\n"); DPRINTK("writing Controlreg failed\n");
return -1; return -1;
} }
//do register settings here /*
// Set all regs to the device default values. * do register settings here
//////////////////////////////////// * Set all regs to the device default values.
// First Disable all interrupts. * First Disable all interrupts.
//////////////////////////////////// */
Data = 0x00; Data = 0x00;
status = set_uart_reg(port, INTERRUPT_ENABLE_REGISTER, Data); status = set_uart_reg(port, INTERRUPT_ENABLE_REGISTER, Data);
...@@ -849,7 +833,7 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port, ...@@ -849,7 +833,7 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
DPRINTK("disableing interrupts failed\n"); DPRINTK("disableing interrupts failed\n");
return -1; return -1;
} }
// Set FIFO_CONTROL_REGISTER to the default value /* Set FIFO_CONTROL_REGISTER to the default value */
Data = 0x00; Data = 0x00;
status = set_uart_reg(port, FIFO_CONTROL_REGISTER, Data); status = set_uart_reg(port, FIFO_CONTROL_REGISTER, Data);
if (status < 0) { if (status < 0) {
...@@ -857,18 +841,18 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port, ...@@ -857,18 +841,18 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
return -1; return -1;
} }
Data = 0xcf; //chk Data = 0xcf; /* chk */
status = set_uart_reg(port, FIFO_CONTROL_REGISTER, Data); status = set_uart_reg(port, FIFO_CONTROL_REGISTER, Data);
if (status < 0) { if (status < 0) {
DPRINTK("Writing FIFO_CONTROL_REGISTER failed\n"); DPRINTK("Writing FIFO_CONTROL_REGISTER failed\n");
return -1; return -1;
} }
Data = 0x03; //LCR_BITS_8 Data = 0x03; /* LCR_BITS_8 */
status = set_uart_reg(port, LINE_CONTROL_REGISTER, Data); status = set_uart_reg(port, LINE_CONTROL_REGISTER, Data);
ATEN2011_port->shadowLCR = Data; ATEN2011_port->shadowLCR = Data;
Data = 0x0b; // MCR_DTR|MCR_RTS|MCR_MASTER_IE Data = 0x0b; /* MCR_DTR|MCR_RTS|MCR_MASTER_IE */
status = set_uart_reg(port, MODEM_CONTROL_REGISTER, Data); status = set_uart_reg(port, MODEM_CONTROL_REGISTER, Data);
ATEN2011_port->shadowMCR = Data; ATEN2011_port->shadowMCR = Data;
...@@ -877,7 +861,7 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port, ...@@ -877,7 +861,7 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
status = get_uart_reg(port, LINE_CONTROL_REGISTER, &Data); status = get_uart_reg(port, LINE_CONTROL_REGISTER, &Data);
ATEN2011_port->shadowLCR = Data; ATEN2011_port->shadowLCR = Data;
Data |= SERIAL_LCR_DLAB; //data latch enable in LCR 0x80 Data |= SERIAL_LCR_DLAB; /* data latch enable in LCR 0x80 */
status = set_uart_reg(port, LINE_CONTROL_REGISTER, Data); status = set_uart_reg(port, LINE_CONTROL_REGISTER, Data);
Data = 0x0c; Data = 0x0c;
...@@ -889,12 +873,12 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port, ...@@ -889,12 +873,12 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
Data = 0x00; Data = 0x00;
status = get_uart_reg(port, LINE_CONTROL_REGISTER, &Data); status = get_uart_reg(port, LINE_CONTROL_REGISTER, &Data);
// Data = ATEN2011_port->shadowLCR; //data latch disable /* Data = ATEN2011_port->shadowLCR; */ /* data latch disable */
Data = Data & ~SERIAL_LCR_DLAB; Data = Data & ~SERIAL_LCR_DLAB;
status = set_uart_reg(port, LINE_CONTROL_REGISTER, Data); status = set_uart_reg(port, LINE_CONTROL_REGISTER, Data);
ATEN2011_port->shadowLCR = Data; ATEN2011_port->shadowLCR = Data;
#endif #endif
//clearing Bulkin and Bulkout Fifo /* clearing Bulkin and Bulkout Fifo */
Data = 0x0; Data = 0x0;
status = get_reg_sync(port, ATEN2011_port->SpRegOffset, &Data); status = get_reg_sync(port, ATEN2011_port->SpRegOffset, &Data);
...@@ -903,18 +887,18 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port, ...@@ -903,18 +887,18 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
Data = Data & ~0x0c; Data = Data & ~0x0c;
status = set_reg_sync(port, ATEN2011_port->SpRegOffset, Data); status = set_reg_sync(port, ATEN2011_port->SpRegOffset, Data);
//Finally enable all interrupts /* Finally enable all interrupts */
Data = 0x0; Data = 0x0;
Data = 0x0c; Data = 0x0c;
status = set_uart_reg(port, INTERRUPT_ENABLE_REGISTER, Data); status = set_uart_reg(port, INTERRUPT_ENABLE_REGISTER, Data);
//clearing rx_disable /* clearing rx_disable */
Data = 0x0; Data = 0x0;
status = get_reg_sync(port, ATEN2011_port->ControlRegOffset, &Data); status = get_reg_sync(port, ATEN2011_port->ControlRegOffset, &Data);
Data = Data & ~0x20; Data = Data & ~0x20;
status = set_reg_sync(port, ATEN2011_port->ControlRegOffset, Data); status = set_reg_sync(port, ATEN2011_port->ControlRegOffset, Data);
// rx_negate /* rx_negate */
Data = 0x0; Data = 0x0;
status = get_reg_sync(port, ATEN2011_port->ControlRegOffset, &Data); status = get_reg_sync(port, ATEN2011_port->ControlRegOffset, &Data);
Data = Data | 0x10; Data = Data | 0x10;
...@@ -935,22 +919,19 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port, ...@@ -935,22 +919,19 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
printk("Interrupt endpoint is %d \n",port->interrupt_in_endpointAddress); printk("Interrupt endpoint is %d \n",port->interrupt_in_endpointAddress);
printk("port's number in the device is %d\n",ATEN2011_port->port_num); printk("port's number in the device is %d\n",ATEN2011_port->port_num);
*/ */
//////////////////////// /*
//#ifdef CheckStatusPipe * Check to see if we've set up our endpoint info yet
/* Check to see if we've set up our endpoint info yet * * (can't set it up in ATEN2011_startup as the structures
* (can't set it up in ATEN2011_startup as the structures * * were not set up at that time.)
* were not set up at that time.) */ */
if (ATEN2011_serial->NoOfOpenPorts == 1) { if (ATEN2011_serial->NoOfOpenPorts == 1) {
// start the status polling here /* start the status polling here */
ATEN2011_serial->status_polling_started = 1; ATEN2011_serial->status_polling_started = 1;
//if (ATEN2011_serial->interrupt_in_buffer == NULL)
// {
/* If not yet set, Set here */ /* If not yet set, Set here */
ATEN2011_serial->interrupt_in_buffer = ATEN2011_serial->interrupt_in_buffer =
serial->port[0]->interrupt_in_buffer; serial->port[0]->interrupt_in_buffer;
ATEN2011_serial->interrupt_in_endpoint = ATEN2011_serial->interrupt_in_endpoint =
serial->port[0]->interrupt_in_endpointAddress; serial->port[0]->interrupt_in_endpointAddress;
//printk(" interrupt endpoint:%d \n",ATEN2011_serial->interrupt_in_endpoint);
ATEN2011_serial->interrupt_read_urb = ATEN2011_serial->interrupt_read_urb =
serial->port[0]->interrupt_in_urb; serial->port[0]->interrupt_in_urb;
...@@ -976,18 +957,14 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port, ...@@ -976,18 +957,14 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
DPRINTK("%s - Error %d submitting interrupt urb", DPRINTK("%s - Error %d submitting interrupt urb",
__FUNCTION__, response); __FUNCTION__, response);
} }
// else
// printk(" interrupt URB submitted\n");
//}
} }
//#endif
/////////////////////// /*
/* see if we've set up our endpoint info yet * * See if we've set up our endpoint info yet
* (can't set it up in ATEN2011_startup as the * * (can't set it up in ATEN2011_startup as the
* structures were not set up at that time.) */ * structures were not set up at that time.)
*/
DPRINTK("port number is %d \n", port->number); DPRINTK("port number is %d \n", port->number);
DPRINTK("serial number is %d \n", port->serial->minor); DPRINTK("serial number is %d \n", port->serial->minor);
...@@ -1047,7 +1024,7 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port, ...@@ -1047,7 +1024,7 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
ATEN2011_port->chaseResponsePending = 0; ATEN2011_port->chaseResponsePending = 0;
/* send a open port command */ /* send a open port command */
ATEN2011_port->open = 1; ATEN2011_port->open = 1;
//ATEN2011_change_port_settings(ATEN2011_port,old_termios); /* ATEN2011_change_port_settings(ATEN2011_port,old_termios); */
/* Setup termios */ /* Setup termios */
ATEN2011_set_termios(tty, port, &tmp_termios); ATEN2011_set_termios(tty, port, &tmp_termios);
ATEN2011_port->icount.tx = 0; ATEN2011_port->icount.tx = 0;
...@@ -1069,7 +1046,7 @@ static int ATEN2011_chars_in_buffer(struct tty_struct *tty) ...@@ -1069,7 +1046,7 @@ static int ATEN2011_chars_in_buffer(struct tty_struct *tty)
int chars = 0; int chars = 0;
struct ATENINTL_port *ATEN2011_port; struct ATENINTL_port *ATEN2011_port;
//DPRINTK("%s \n"," ATEN2011_chars_in_buffer:entering ..........."); /* DPRINTK("%s \n"," ATEN2011_chars_in_buffer:entering ..........."); */
ATEN2011_port = usb_get_serial_port_data(port); ATEN2011_port = usb_get_serial_port_data(port);
if (ATEN2011_port == NULL) { if (ATEN2011_port == NULL) {
...@@ -1127,16 +1104,11 @@ static void ATEN2011_close(struct tty_struct *tty, struct usb_serial_port *port, ...@@ -1127,16 +1104,11 @@ static void ATEN2011_close(struct tty_struct *tty, struct usb_serial_port *port,
struct ATENINTL_port *ATEN2011_port; struct ATENINTL_port *ATEN2011_port;
int no_urbs; int no_urbs;
__u16 Data; __u16 Data;
//__u16 Data1= 20;
DPRINTK("%s\n", "ATEN2011_close:entering..."); DPRINTK("%s\n", "ATEN2011_close:entering...");
/* MATRIX */
//ThreadState = 1;
/* MATRIX */
//printk("Entering... :ATEN2011_close\n");
serial = port->serial; serial = port->serial;
// take the Adpater and port's private data /* take the Adpater and port's private data */
ATEN2011_serial = usb_get_serial_data(serial); ATEN2011_serial = usb_get_serial_data(serial);
ATEN2011_port = usb_get_serial_port_data(port); ATEN2011_port = usb_get_serial_port_data(port);
if ((ATEN2011_serial == NULL) || (ATEN2011_port == NULL)) { if ((ATEN2011_serial == NULL) || (ATEN2011_port == NULL)) {
...@@ -1146,7 +1118,7 @@ static void ATEN2011_close(struct tty_struct *tty, struct usb_serial_port *port, ...@@ -1146,7 +1118,7 @@ static void ATEN2011_close(struct tty_struct *tty, struct usb_serial_port *port,
/* flush and block(wait) until tx is empty */ /* flush and block(wait) until tx is empty */
ATEN2011_block_until_tx_empty(tty, ATEN2011_port); ATEN2011_block_until_tx_empty(tty, ATEN2011_port);
} }
// kill the ports URB's /* kill the ports URB's */
for (no_urbs = 0; no_urbs < NUM_URBS; no_urbs++) for (no_urbs = 0; no_urbs < NUM_URBS; no_urbs++)
usb_kill_urb(ATEN2011_port->write_urb_pool[no_urbs]); usb_kill_urb(ATEN2011_port->write_urb_pool[no_urbs]);
/* Freeing Write URBs */ /* Freeing Write URBs */
...@@ -1172,25 +1144,23 @@ static void ATEN2011_close(struct tty_struct *tty, struct usb_serial_port *port, ...@@ -1172,25 +1144,23 @@ static void ATEN2011_close(struct tty_struct *tty, struct usb_serial_port *port,
} }
if ((&ATEN2011_port->control_urb)) { if ((&ATEN2011_port->control_urb)) {
DPRINTK("%s", "Shutdown control read\n"); DPRINTK("%s", "Shutdown control read\n");
// usb_kill_urb (ATEN2011_port->control_urb); /* usb_kill_urb (ATEN2011_port->control_urb); */
} }
} }
//if(ATEN2011_port->ctrl_buf != NULL) /* if(ATEN2011_port->ctrl_buf != NULL) */
//kfree(ATEN2011_port->ctrl_buf); /* kfree(ATEN2011_port->ctrl_buf); */
// decrement the no.of open ports counter of an individual USB-serial adapter. /* decrement the no.of open ports counter of an individual USB-serial adapter. */
ATEN2011_serial->NoOfOpenPorts--; ATEN2011_serial->NoOfOpenPorts--;
DPRINTK("NoOfOpenPorts in close%d:in port%d\n", DPRINTK("NoOfOpenPorts in close%d:in port%d\n",
ATEN2011_serial->NoOfOpenPorts, port->number); ATEN2011_serial->NoOfOpenPorts, port->number);
//printk("the num of ports opend is:%d\n",ATEN2011_serial->NoOfOpenPorts);
if (ATEN2011_serial->NoOfOpenPorts == 0) { if (ATEN2011_serial->NoOfOpenPorts == 0) {
//stop the stus polling here /* stop the stus polling here */
//printk("disabling the status polling flag to 0 :\n");
ATEN2011_serial->status_polling_started = 0; ATEN2011_serial->status_polling_started = 0;
if (ATEN2011_serial->interrupt_read_urb) { if (ATEN2011_serial->interrupt_read_urb) {
DPRINTK("%s", "Shutdown interrupt_read_urb\n"); DPRINTK("%s", "Shutdown interrupt_read_urb\n");
//ATEN2011_serial->interrupt_in_buffer=NULL; /* ATEN2011_serial->interrupt_in_buffer=NULL; */
//usb_kill_urb (ATEN2011_serial->interrupt_read_urb); /* usb_kill_urb (ATEN2011_serial->interrupt_read_urb); */
} }
} }
if (ATEN2011_port->write_urb) { if (ATEN2011_port->write_urb) {
...@@ -1200,7 +1170,7 @@ static void ATEN2011_close(struct tty_struct *tty, struct usb_serial_port *port, ...@@ -1200,7 +1170,7 @@ static void ATEN2011_close(struct tty_struct *tty, struct usb_serial_port *port,
} }
usb_free_urb(ATEN2011_port->write_urb); usb_free_urb(ATEN2011_port->write_urb);
} }
// clear the MCR & IER /* clear the MCR & IER */
Data = 0x00; Data = 0x00;
set_uart_reg(port, MODEM_CONTROL_REGISTER, Data); set_uart_reg(port, MODEM_CONTROL_REGISTER, Data);
Data = 0x00; Data = 0x00;
...@@ -1294,8 +1264,6 @@ static int ATEN2011_write_room(struct tty_struct *tty) ...@@ -1294,8 +1264,6 @@ static int ATEN2011_write_room(struct tty_struct *tty)
int room = 0; int room = 0;
struct ATENINTL_port *ATEN2011_port; struct ATENINTL_port *ATEN2011_port;
// DPRINTK("%s \n"," ATEN2011_write_room:entering ...........");
ATEN2011_port = usb_get_serial_port_data(port); ATEN2011_port = usb_get_serial_port_data(port);
if (ATEN2011_port == NULL) { if (ATEN2011_port == NULL) {
DPRINTK("%s \n", "ATEN2011_break:leaving ..........."); DPRINTK("%s \n", "ATEN2011_break:leaving ...........");
...@@ -1326,7 +1294,6 @@ static int ATEN2011_write(struct tty_struct *tty, struct usb_serial_port *port, ...@@ -1326,7 +1294,6 @@ static int ATEN2011_write(struct tty_struct *tty, struct usb_serial_port *port,
struct usb_serial *serial; struct usb_serial *serial;
struct ATENINTL_serial *ATEN2011_serial; struct ATENINTL_serial *ATEN2011_serial;
struct urb *urb; struct urb *urb;
//__u16 Data;
const unsigned char *current_position = data; const unsigned char *current_position = data;
unsigned char *data1; unsigned char *data1;
DPRINTK("%s \n", "entering ..........."); DPRINTK("%s \n", "entering ...........");
...@@ -1373,7 +1340,7 @@ static int ATEN2011_write(struct tty_struct *tty, struct usb_serial_port *port, ...@@ -1373,7 +1340,7 @@ static int ATEN2011_write(struct tty_struct *tty, struct usb_serial_port *port,
transfer_size = min(count, URB_TRANSFER_BUFFER_SIZE); transfer_size = min(count, URB_TRANSFER_BUFFER_SIZE);
memcpy(urb->transfer_buffer, current_position, transfer_size); memcpy(urb->transfer_buffer, current_position, transfer_size);
//usb_serial_debug_data (__FILE__, __FUNCTION__, transfer_size, urb->transfer_buffer); /* usb_serial_debug_data (__FILE__, __FUNCTION__, transfer_size, urb->transfer_buffer); */
/* fill urb with data and submit */ /* fill urb with data and submit */
minor = port->serial->minor; minor = port->serial->minor;
...@@ -1402,8 +1369,8 @@ static int ATEN2011_write(struct tty_struct *tty, struct usb_serial_port *port, ...@@ -1402,8 +1369,8 @@ static int ATEN2011_write(struct tty_struct *tty, struct usb_serial_port *port,
data1 = urb->transfer_buffer; data1 = urb->transfer_buffer;
DPRINTK("\nbulkout endpoint is %d", port->bulk_out_endpointAddress); DPRINTK("\nbulkout endpoint is %d", port->bulk_out_endpointAddress);
//for(i=0;i < urb->actual_length;i++) /* for(i=0;i < urb->actual_length;i++) */
// DPRINTK("Data is %c\n ",data1[i]); /* DPRINTK("Data is %c\n ",data1[i]); */
/* send it down the pipe */ /* send it down the pipe */
status = usb_submit_urb(urb, GFP_ATOMIC); status = usb_submit_urb(urb, GFP_ATOMIC);
...@@ -1451,7 +1418,7 @@ static void ATEN2011_throttle(struct tty_struct *tty) ...@@ -1451,7 +1418,7 @@ static void ATEN2011_throttle(struct tty_struct *tty)
/* if we are implementing XON/XOFF, send the stop character */ /* if we are implementing XON/XOFF, send the stop character */
if (I_IXOFF(tty)) { if (I_IXOFF(tty)) {
unsigned char stop_char = STOP_CHAR(tty); unsigned char stop_char = STOP_CHAR(tty);
status = ATEN2011_write(tty, port, &stop_char, 1); //FC4 status = ATEN2011_write(tty, port, &stop_char, 1);
if (status <= 0) { if (status <= 0) {
return; return;
} }
...@@ -1495,7 +1462,7 @@ static void ATEN2011_unthrottle(struct tty_struct *tty) ...@@ -1495,7 +1462,7 @@ static void ATEN2011_unthrottle(struct tty_struct *tty)
/* if we are implementing XON/XOFF, send the start character */ /* if we are implementing XON/XOFF, send the start character */
if (I_IXOFF(tty)) { if (I_IXOFF(tty)) {
unsigned char start_char = START_CHAR(tty); unsigned char start_char = START_CHAR(tty);
status = ATEN2011_write(tty, port, &start_char, 1); //FC4 status = ATEN2011_write(tty, port, &start_char, 1);
if (status <= 0) { if (status <= 0) {
return; return;
} }
...@@ -1517,12 +1484,11 @@ static void ATEN2011_unthrottle(struct tty_struct *tty) ...@@ -1517,12 +1484,11 @@ static void ATEN2011_unthrottle(struct tty_struct *tty)
static int ATEN2011_tiocmget(struct tty_struct *tty, struct file *file) static int ATEN2011_tiocmget(struct tty_struct *tty, struct file *file)
{ {
struct usb_serial_port *port = tty->driver_data; struct usb_serial_port *port = tty->driver_data;
//struct ti_port *tport = usb_get_serial_port_data(port);
struct ATENINTL_port *ATEN2011_port; struct ATENINTL_port *ATEN2011_port;
unsigned int result; unsigned int result;
__u16 msr; __u16 msr;
__u16 mcr; __u16 mcr;
//unsigned int mcr; /* unsigned int mcr; */
int status = 0; int status = 0;
ATEN2011_port = usb_get_serial_port_data(port); ATEN2011_port = usb_get_serial_port_data(port);
...@@ -1533,8 +1499,8 @@ static int ATEN2011_tiocmget(struct tty_struct *tty, struct file *file) ...@@ -1533,8 +1499,8 @@ static int ATEN2011_tiocmget(struct tty_struct *tty, struct file *file)
status = get_uart_reg(port, MODEM_STATUS_REGISTER, &msr); status = get_uart_reg(port, MODEM_STATUS_REGISTER, &msr);
status = get_uart_reg(port, MODEM_CONTROL_REGISTER, &mcr); status = get_uart_reg(port, MODEM_CONTROL_REGISTER, &mcr);
// mcr = ATEN2011_port->shadowMCR; /* mcr = ATEN2011_port->shadowMCR; */
// COMMENT2: the Fallowing three line are commented for updating only MSR values /* COMMENT2: the Fallowing three line are commented for updating only MSR values */
result = ((mcr & MCR_DTR) ? TIOCM_DTR : 0) result = ((mcr & MCR_DTR) ? TIOCM_DTR : 0)
| ((mcr & MCR_RTS) ? TIOCM_RTS : 0) | ((mcr & MCR_RTS) ? TIOCM_RTS : 0)
| ((mcr & MCR_LOOPBACK) ? TIOCM_LOOP : 0) | ((mcr & MCR_LOOPBACK) ? TIOCM_LOOP : 0)
...@@ -1553,7 +1519,6 @@ static int ATEN2011_tiocmset(struct tty_struct *tty, struct file *file, ...@@ -1553,7 +1519,6 @@ static int ATEN2011_tiocmset(struct tty_struct *tty, struct file *file,
{ {
struct usb_serial_port *port = tty->driver_data; struct usb_serial_port *port = tty->driver_data;
struct ATENINTL_port *ATEN2011_port; struct ATENINTL_port *ATEN2011_port;
//struct ti_port *tport = usb_get_serial_port_data(port);
unsigned int mcr; unsigned int mcr;
unsigned int status; unsigned int status;
...@@ -1823,8 +1788,6 @@ static int ATEN2011_ioctl(struct tty_struct *tty, struct file *file, ...@@ -1823,8 +1788,6 @@ static int ATEN2011_ioctl(struct tty_struct *tty, struct file *file,
int ATENret = 0; int ATENret = 0;
unsigned int __user *user_arg = (unsigned int __user *)arg; unsigned int __user *user_arg = (unsigned int __user *)arg;
//printk("%s - port %d, cmd = 0x%x\n", __FUNCTION__, port->number, cmd);
ATEN2011_port = usb_get_serial_port_data(port); ATEN2011_port = usb_get_serial_port_data(port);
if (ATEN2011_port == NULL) if (ATEN2011_port == NULL)
...@@ -1855,10 +1818,7 @@ static int ATEN2011_ioctl(struct tty_struct *tty, struct file *file, ...@@ -1855,10 +1818,7 @@ static int ATEN2011_ioctl(struct tty_struct *tty, struct file *file,
case TIOCMSET: case TIOCMSET:
dbg("%s (%d) TIOCMSET/TIOCMBIC/TIOCMSET", __FUNCTION__, dbg("%s (%d) TIOCMSET/TIOCMBIC/TIOCMSET", __FUNCTION__,
port->number); port->number);
// printk("%s (%d) TIOCMSET/TIOCMBIC/TIOCMSET", __FUNCTION__, port->number); ATENret = set_modem_info(ATEN2011_port, cmd, user_arg);
ATENret =
set_modem_info(ATEN2011_port, cmd, user_arg);
// printk(" %s: ret:%d\n",__FUNCTION__,ATENret);
return ATENret; return ATENret;
case TIOCMGET: case TIOCMGET:
...@@ -1926,9 +1886,6 @@ static int ATEN2011_ioctl(struct tty_struct *tty, struct file *file, ...@@ -1926,9 +1886,6 @@ static int ATEN2011_ioctl(struct tty_struct *tty, struct file *file,
static int ATEN2011_calc_baud_rate_divisor(int baudRate, int *divisor, static int ATEN2011_calc_baud_rate_divisor(int baudRate, int *divisor,
__u16 * clk_sel_val) __u16 * clk_sel_val)
{ {
//int i;
//__u16 custom,round1, round;
dbg("%s - %d", __FUNCTION__, baudRate); dbg("%s - %d", __FUNCTION__, baudRate);
if (baudRate <= 115200) { if (baudRate <= 115200) {
...@@ -1985,12 +1942,14 @@ static int ATEN2011_send_cmd_write_baud_rate(struct ATENINTL_port ...@@ -1985,12 +1942,14 @@ static int ATEN2011_send_cmd_write_baud_rate(struct ATENINTL_port
dbg("%s - port = %d, baud = %d", __FUNCTION__, dbg("%s - port = %d, baud = %d", __FUNCTION__,
ATEN2011_port->port->number, baudRate); ATEN2011_port->port->number, baudRate);
//reset clk_uart_sel in spregOffset /* reset clk_uart_sel in spregOffset */
if (baudRate > 115200) { if (baudRate > 115200) {
#ifdef HW_flow_control #ifdef HW_flow_control
//NOTE: need to see the pther register to modify /*
//setting h/w flow control bit to 1; * NOTE: need to see the pther register to modify
//Data = ATEN2011_port->shadowMCR ; * setting h/w flow control bit to 1;
*/
/* Data = ATEN2011_port->shadowMCR; */
Data = 0x2b; Data = 0x2b;
ATEN2011_port->shadowMCR = Data; ATEN2011_port->shadowMCR = Data;
status = set_uart_reg(port, MODEM_CONTROL_REGISTER, Data); status = set_uart_reg(port, MODEM_CONTROL_REGISTER, Data);
...@@ -2002,8 +1961,8 @@ static int ATEN2011_send_cmd_write_baud_rate(struct ATENINTL_port ...@@ -2002,8 +1961,8 @@ static int ATEN2011_send_cmd_write_baud_rate(struct ATENINTL_port
} else { } else {
#ifdef HW_flow_control #ifdef HW_flow_control
//setting h/w flow control bit to 0; /* setting h/w flow control bit to 0; */
//Data = ATEN2011_port->shadowMCR ; /* Data = ATEN2011_port->shadowMCR; */
Data = 0xb; Data = 0xb;
ATEN2011_port->shadowMCR = Data; ATEN2011_port->shadowMCR = Data;
status = set_uart_reg(port, MODEM_CONTROL_REGISTER, Data); status = set_uart_reg(port, MODEM_CONTROL_REGISTER, Data);
...@@ -2015,7 +1974,7 @@ static int ATEN2011_send_cmd_write_baud_rate(struct ATENINTL_port ...@@ -2015,7 +1974,7 @@ static int ATEN2011_send_cmd_write_baud_rate(struct ATENINTL_port
} }
if (1) //baudRate <= 115200) if (1) /* baudRate <= 115200) */
{ {
clk_sel_val = 0x0; clk_sel_val = 0x0;
Data = 0x0; Data = 0x0;
...@@ -2109,8 +2068,8 @@ static void ATEN2011_change_port_settings(struct tty_struct *tty, ...@@ -2109,8 +2068,8 @@ static void ATEN2011_change_port_settings(struct tty_struct *tty,
/* Change the number of bits */ /* Change the number of bits */
//COMMENT1: the below Line"if(cflag & CSIZE)" is added for the errors we get for serial loop data test i.e serial_loopback.pl -v /* COMMENT1: the below Line"if(cflag & CSIZE)" is added for the errors we get for serial loop data test i.e serial_loopback.pl -v */
//if(cflag & CSIZE) /* if(cflag & CSIZE) */
{ {
switch (cflag & CSIZE) { switch (cflag & CSIZE) {
case CS5: case CS5:
...@@ -2247,8 +2206,6 @@ static int ATEN2011_calc_num_ports(struct usb_serial *serial) ...@@ -2247,8 +2206,6 @@ static int ATEN2011_calc_num_ports(struct usb_serial *serial)
ATEN_RDREQ, ATEN_RD_RTYPE, 0, GPIO_REGISTER, ATEN_RDREQ, ATEN_RD_RTYPE, 0, GPIO_REGISTER,
&Data, VENDOR_READ_LENGTH, ATEN_WDR_TIMEOUT); &Data, VENDOR_READ_LENGTH, ATEN_WDR_TIMEOUT);
//printk("ATEN2011_calc_num_ports GPIO is %x\n",Data);
/* ghostgum: here is where the problem appears to bet */ /* ghostgum: here is where the problem appears to bet */
/* Which of the following are needed? */ /* Which of the following are needed? */
/* Greg used the serial->type->num_ports=2 */ /* Greg used the serial->type->num_ports=2 */
...@@ -2258,7 +2215,7 @@ static int ATEN2011_calc_num_ports(struct usb_serial *serial) ...@@ -2258,7 +2215,7 @@ static int ATEN2011_calc_num_ports(struct usb_serial *serial)
serial->type->num_ports = 2; serial->type->num_ports = 2;
serial->num_ports = 2; serial->num_ports = 2;
} }
//else if(serial->interface->cur_altsetting->desc.bNumEndpoints == 9) /* else if(serial->interface->cur_altsetting->desc.bNumEndpoints == 9) */
else { else {
ATEN2011_2or4ports = 4; ATEN2011_2or4ports = 4;
serial->type->num_ports = 4; serial->type->num_ports = 4;
...@@ -2300,7 +2257,7 @@ static int ATEN2011_startup(struct usb_serial *serial) ...@@ -2300,7 +2257,7 @@ static int ATEN2011_startup(struct usb_serial *serial)
memset(ATEN2011_serial, 0, sizeof(struct ATENINTL_serial)); memset(ATEN2011_serial, 0, sizeof(struct ATENINTL_serial));
ATEN2011_serial->serial = serial; ATEN2011_serial->serial = serial;
//initilize status polling flag to 0 /* initilize status polling flag to 0 */
ATEN2011_serial->status_polling_started = 0; ATEN2011_serial->status_polling_started = 0;
usb_set_serial_data(serial, ATEN2011_serial); usb_set_serial_data(serial, ATEN2011_serial);
...@@ -2321,13 +2278,14 @@ static int ATEN2011_startup(struct usb_serial *serial) ...@@ -2321,13 +2278,14 @@ static int ATEN2011_startup(struct usb_serial *serial)
} }
memset(ATEN2011_port, 0, sizeof(struct ATENINTL_port)); memset(ATEN2011_port, 0, sizeof(struct ATENINTL_port));
/* Initialize all port interrupt end point to port 0 int endpoint * /*
* Our device has only one interrupt end point comman to all port */ * Initialize all port interrupt end point to port 0
* int endpoint. Our device has only one interrupt end point
// serial->port[i]->interrupt_in_endpointAddress = serial->port[0]->interrupt_in_endpointAddress; * comman to all port
*/
/* serial->port[i]->interrupt_in_endpointAddress = serial->port[0]->interrupt_in_endpointAddress; */
ATEN2011_port->port = serial->port[i]; ATEN2011_port->port = serial->port[i];
//
usb_set_serial_port_data(serial->port[i], ATEN2011_port); usb_set_serial_port_data(serial->port[i], ATEN2011_port);
minor = serial->port[i]->serial->minor; minor = serial->port[i]->serial->minor;
...@@ -2368,7 +2326,7 @@ static int ATEN2011_startup(struct usb_serial *serial) ...@@ -2368,7 +2326,7 @@ static int ATEN2011_startup(struct usb_serial *serial)
usb_set_serial_port_data(serial->port[i], ATEN2011_port); usb_set_serial_port_data(serial->port[i], ATEN2011_port);
//enable rx_disable bit in control register /* enable rx_disable bit in control register */
status = get_reg_sync(serial->port[i], status = get_reg_sync(serial->port[i],
ATEN2011_port->ControlRegOffset, &Data); ATEN2011_port->ControlRegOffset, &Data);
...@@ -2380,10 +2338,10 @@ static int ATEN2011_startup(struct usb_serial *serial) ...@@ -2380,10 +2338,10 @@ static int ATEN2011_startup(struct usb_serial *serial)
DPRINTK DPRINTK
("ControlReg Reading success val is %x, status%d\n", ("ControlReg Reading success val is %x, status%d\n",
Data, status); Data, status);
Data |= 0x08; //setting driver done bit Data |= 0x08; /* setting driver done bit */
Data |= 0x04; //sp1_bit to have cts change reflect in modem status reg Data |= 0x04; /* sp1_bit to have cts change reflect in modem status reg */
//Data |= 0x20; //rx_disable bit /* Data |= 0x20; */ /* rx_disable bit */
status = set_reg_sync(serial->port[i], status = set_reg_sync(serial->port[i],
ATEN2011_port->ControlRegOffset, Data); ATEN2011_port->ControlRegOffset, Data);
if (status < 0) { if (status < 0) {
...@@ -2396,7 +2354,10 @@ static int ATEN2011_startup(struct usb_serial *serial) ...@@ -2396,7 +2354,10 @@ static int ATEN2011_startup(struct usb_serial *serial)
("ControlReg Writing success(rx_disable) status%d\n", ("ControlReg Writing success(rx_disable) status%d\n",
status); status);
//Write default values in DCR (i.e 0x01 in DCR0, 0x05 in DCR2 and 0x24 in DCR3 /*
* Write default values in DCR (i.e 0x01 in DCR0, 0x05 in DCR2
* and 0x24 in DCR3
*/
Data = 0x01; Data = 0x01;
status = set_reg_sync(serial->port[i], status = set_reg_sync(serial->port[i],
(__u16)(ATEN2011_port->DcrRegOffset + 0), (__u16)(ATEN2011_port->DcrRegOffset + 0),
...@@ -2427,7 +2388,7 @@ static int ATEN2011_startup(struct usb_serial *serial) ...@@ -2427,7 +2388,7 @@ static int ATEN2011_startup(struct usb_serial *serial)
} else } else
DPRINTK("DCR2 Writing success status%d\n", status); DPRINTK("DCR2 Writing success status%d\n", status);
// write values in clkstart0x0 and clkmulti 0x20 /* write values in clkstart0x0 and clkmulti 0x20 */
Data = 0x0; Data = 0x0;
status = set_reg_sync(serial->port[i], CLK_START_VALUE_REGISTER, status = set_reg_sync(serial->port[i], CLK_START_VALUE_REGISTER,
Data); Data);
...@@ -2453,7 +2414,7 @@ static int ATEN2011_startup(struct usb_serial *serial) ...@@ -2453,7 +2414,7 @@ static int ATEN2011_startup(struct usb_serial *serial)
DPRINTK("CLK_MULTI_REGISTER Writing success status%d\n", DPRINTK("CLK_MULTI_REGISTER Writing success status%d\n",
status); status);
//Zero Length flag register /* Zero Length flag register */
if ((ATEN2011_port->port_num != 1) if ((ATEN2011_port->port_num != 1)
&& (ATEN2011_serial->ATEN2011_spectrum_2or4ports == 2)) { && (ATEN2011_serial->ATEN2011_spectrum_2or4ports == 2)) {
...@@ -2496,7 +2457,7 @@ static int ATEN2011_startup(struct usb_serial *serial) ...@@ -2496,7 +2457,7 @@ static int ATEN2011_startup(struct usb_serial *serial)
} }
//Zero Length flag enable /* Zero Length flag enable */
Data = 0x0f; Data = 0x0f;
status = set_reg_sync(serial->port[0], ZLP_REG5, Data); status = set_reg_sync(serial->port[0], ZLP_REG5, Data);
if (status < 0) { if (status < 0) {
...@@ -2517,10 +2478,6 @@ static void ATEN2011_shutdown(struct usb_serial *serial) ...@@ -2517,10 +2478,6 @@ static void ATEN2011_shutdown(struct usb_serial *serial)
struct ATENINTL_port *ATEN2011_port; struct ATENINTL_port *ATEN2011_port;
DPRINTK("%s \n", " shutdown :entering.........."); DPRINTK("%s \n", " shutdown :entering..........");
/* MATRIX */
//ThreadState = 1;
/* MATRIX */
if (!serial) { if (!serial) {
DPRINTK("%s", "Invalid Handler \n"); DPRINTK("%s", "Invalid Handler \n");
return; return;
......
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