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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: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Greg Kroah-Hartman
parent
c3e06f2fc9
commit
87ed9bd225
@ -117,9 +117,8 @@ struct ATENINTL_port
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__u8 SpRegOffset;
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__u8 ControlRegOffset;
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__u8 DcrRegOffset;
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//for processing control URBS in interrupt context
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/* for processing control URBS in interrupt context */
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struct urb *control_urb;
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// __le16 rx_creg;
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char *ctrl_buf;
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int MsrLsr;
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@ -141,10 +140,10 @@ struct ATENINTL_serial
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struct urb *read_urb; /* our bulk read urb */
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__u8 bulk_out_endpoint; /* the bulk out endpoint handle */
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struct usb_serial *serial; /* loop back to the owner of this object */
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int ATEN2011_spectrum_2or4ports; //this says the number of ports in the device
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// Indicates about the no.of opened ports of an individual USB-serial adapater.
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int ATEN2011_spectrum_2or4ports; /* this says the number of ports in the device */
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/* Indicates about the no.of opened ports of an individual USB-serial adapater. */
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unsigned int NoOfOpenPorts;
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// a flag for Status endpoint polling
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/* a flag for Status endpoint polling */
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unsigned char status_polling_started;
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};
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@ -350,11 +349,10 @@ static int handle_newLsr(struct ATENINTL_port *port, __u8 newLsr)
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dbg("%s - %02x", __FUNCTION__, newLsr);
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if (newLsr & SERIAL_LSR_BI) {
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//
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// Parity and Framing errors only count if they
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// occur exclusive of a break being
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// received.
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//
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/*
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* Parity and Framing errors only count if they occur exclusive
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* of a break being received.
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*/
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newLsr &= (__u8) (SERIAL_LSR_OE | SERIAL_LSR_BI);
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}
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@ -430,11 +428,10 @@ static int ATEN2011_get_reg(struct ATENINTL_port *ATEN, __u16 Wval, __u16 reg,
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int ret = 0;
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buffer = (__u8 *) ATEN->ctrl_buf;
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// dr=(struct usb_ctrlrequest *)(buffer);
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dr = (void *)(buffer + 2);
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dr->bRequestType = ATEN_RD_RTYPE;
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dr->bRequest = ATEN_RDREQ;
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dr->wValue = cpu_to_le16(Wval); //0;
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dr->wValue = cpu_to_le16(Wval);
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dr->wIndex = cpu_to_le16(reg);
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dr->wLength = cpu_to_le16(2);
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@ -459,12 +456,11 @@ static void ATEN2011_interrupt_callback(struct urb *urb)
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int i;
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__u16 wval;
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int minor;
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//printk("in the function ATEN2011_interrupt_callback Length %d, Data %x \n",urb->actual_length,(unsigned int)urb->transfer_buffer);
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DPRINTK("%s", " : Entering\n");
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ATEN2011_serial = (struct ATENINTL_serial *)urb->context;
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if (!urb) // || ATEN2011_serial->status_polling_started == 0 )
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{
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if (!urb) {
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DPRINTK("%s", "Invalid Pointer !!!!:\n");
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return;
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}
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@ -488,7 +484,6 @@ static void ATEN2011_interrupt_callback(struct urb *urb)
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length = urb->actual_length;
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data = urb->transfer_buffer;
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//ATEN2011_serial= (struct ATENINTL_serial *)urb->context;
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serial = ATEN2011_serial->serial;
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/* ATENINTL get 5 bytes
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@ -513,12 +508,11 @@ static void ATEN2011_interrupt_callback(struct urb *urb)
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} else {
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sp[0] = (__u8) data[0];
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sp[1] = (__u8) data[2];
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//sp[2]=(__u8)data[2];
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//sp[3]=(__u8)data[3];
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/* sp[2]=(__u8)data[2]; */
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/* sp[3]=(__u8)data[3]; */
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st = (__u8) data[4];
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}
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// printk("%s data is sp1:%x sp2:%x sp3:%x sp4:%x status:%x\n",__FUNCTION__,sp1,sp2,sp3,sp4,st);
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for (i = 0; i < serial->num_ports; i++) {
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ATEN2011_port = usb_get_serial_port_data(serial->port[i]);
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minor = serial->minor;
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@ -534,8 +528,6 @@ static void ATEN2011_interrupt_callback(struct urb *urb)
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(((__u16) serial->port[i]->number -
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(__u16) (minor)) + 1) << 8;
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if (ATEN2011_port->open != 0) {
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//printk("%s wval is:(for 2011) %x\n",__FUNCTION__,wval);
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if (sp[i] & 0x01) {
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DPRINTK("SP%d No Interrupt !!!\n", i);
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} else {
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@ -596,8 +588,6 @@ static void ATEN2011_bulk_in_callback(struct urb *urb)
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if (urb->status) {
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DPRINTK("nonzero read bulk status received: %d", urb->status);
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// if(urb->status==84)
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//ThreadState=1;
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return;
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}
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@ -630,7 +620,6 @@ static void ATEN2011_bulk_in_callback(struct urb *urb)
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ATEN2011_port->icount.rx += urb->actual_length;
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DPRINTK("ATEN2011_port->icount.rx is %d:\n",
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ATEN2011_port->icount.rx);
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//MATRIX
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}
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if (!ATEN2011_port->read_urb) {
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@ -680,7 +669,7 @@ static void ATEN2011_bulk_out_data_callback(struct urb *urb)
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wake_up_interruptible(&tty->write_wait);
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}
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//schedule_work(&ATEN2011_port->port->work);
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/* schedule_work(&ATEN2011_port->port->work); */
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tty_kref_put(tty);
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}
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@ -704,7 +693,6 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
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int response;
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int j;
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struct usb_serial *serial;
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// struct usb_serial_port *port0;
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struct urb *urb;
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__u16 Data;
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int status;
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@ -713,7 +701,6 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
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struct ktermios tmp_termios;
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int minor;
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//ATEN2011_serial->NoOfOpenPorts++;
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serial = port->serial;
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ATEN2011_port = usb_get_serial_port_data(port);
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@ -736,17 +723,14 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
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ATEN2011_port->control_urb=kmalloc(sizeof(struct urb),GFP_KERNEL);
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}
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*/
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// port0 = serial->port[0];
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ATEN2011_serial = usb_get_serial_data(serial);
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if (ATEN2011_serial == NULL) //|| port0 == NULL)
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{
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if (ATEN2011_serial == NULL) {
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return -ENODEV;
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}
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// increment the number of opened ports counter here
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/* increment the number of opened ports counter here */
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ATEN2011_serial->NoOfOpenPorts++;
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//printk("the num of ports opend is:%d\n",ATEN2011_serial->NoOfOpenPorts);
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usb_clear_halt(serial->dev, port->write_urb->pipe);
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usb_clear_halt(serial->dev, port->read_urb->pipe);
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@ -782,7 +766,7 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
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* 0x08 : SP1/2 Control Reg
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*****************************************************************************/
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//NEED to check the fallowing Block
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/* NEED to check the fallowing Block */
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Data = 0x0;
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status = get_reg_sync(port, ATEN2011_port->SpRegOffset, &Data);
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@ -804,8 +788,8 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
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return -1;
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}
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//End of block to be checked
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//**************************CHECK***************************//
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/* End of block to be checked */
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/**************************CHECK***************************/
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if (RS485mode == 0)
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Data = 0xC0;
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@ -820,7 +804,7 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
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DPRINTK("SCRATCH_PAD_REGISTER Writing success status%d\n",
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status);
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//**************************CHECK***************************//
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/**************************CHECK***************************/
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Data = 0x0;
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status = get_reg_sync(port, ATEN2011_port->ControlRegOffset, &Data);
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@ -828,8 +812,8 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
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DPRINTK("Reading Controlreg failed\n");
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return -1;
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}
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Data |= 0x08; //Driver done bit
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Data |= 0x20; //rx_disable
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Data |= 0x08; /* Driver done bit */
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Data |= 0x20; /* rx_disable */
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status = 0;
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status =
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set_reg_sync(port, ATEN2011_port->ControlRegOffset, Data);
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@ -837,11 +821,11 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
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DPRINTK("writing Controlreg failed\n");
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return -1;
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}
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//do register settings here
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// Set all regs to the device default values.
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////////////////////////////////////
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// First Disable all interrupts.
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////////////////////////////////////
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/*
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* do register settings here
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* Set all regs to the device default values.
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* First Disable all interrupts.
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*/
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Data = 0x00;
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status = set_uart_reg(port, INTERRUPT_ENABLE_REGISTER, Data);
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@ -849,7 +833,7 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
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DPRINTK("disableing interrupts failed\n");
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return -1;
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}
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// Set FIFO_CONTROL_REGISTER to the default value
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/* Set FIFO_CONTROL_REGISTER to the default value */
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Data = 0x00;
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status = set_uart_reg(port, FIFO_CONTROL_REGISTER, Data);
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if (status < 0) {
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@ -857,18 +841,18 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
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return -1;
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}
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Data = 0xcf; //chk
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Data = 0xcf; /* chk */
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status = set_uart_reg(port, FIFO_CONTROL_REGISTER, Data);
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if (status < 0) {
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DPRINTK("Writing FIFO_CONTROL_REGISTER failed\n");
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return -1;
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}
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Data = 0x03; //LCR_BITS_8
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Data = 0x03; /* LCR_BITS_8 */
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status = set_uart_reg(port, LINE_CONTROL_REGISTER, Data);
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ATEN2011_port->shadowLCR = Data;
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Data = 0x0b; // MCR_DTR|MCR_RTS|MCR_MASTER_IE
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Data = 0x0b; /* MCR_DTR|MCR_RTS|MCR_MASTER_IE */
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status = set_uart_reg(port, MODEM_CONTROL_REGISTER, Data);
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ATEN2011_port->shadowMCR = Data;
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@ -877,7 +861,7 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
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status = get_uart_reg(port, LINE_CONTROL_REGISTER, &Data);
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ATEN2011_port->shadowLCR = Data;
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Data |= SERIAL_LCR_DLAB; //data latch enable in LCR 0x80
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Data |= SERIAL_LCR_DLAB; /* data latch enable in LCR 0x80 */
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status = set_uart_reg(port, LINE_CONTROL_REGISTER, Data);
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Data = 0x0c;
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@ -889,12 +873,12 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
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Data = 0x00;
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status = get_uart_reg(port, LINE_CONTROL_REGISTER, &Data);
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// Data = ATEN2011_port->shadowLCR; //data latch disable
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/* Data = ATEN2011_port->shadowLCR; */ /* data latch disable */
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Data = Data & ~SERIAL_LCR_DLAB;
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status = set_uart_reg(port, LINE_CONTROL_REGISTER, Data);
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ATEN2011_port->shadowLCR = Data;
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#endif
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//clearing Bulkin and Bulkout Fifo
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/* clearing Bulkin and Bulkout Fifo */
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Data = 0x0;
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status = get_reg_sync(port, ATEN2011_port->SpRegOffset, &Data);
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@ -903,18 +887,18 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
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Data = Data & ~0x0c;
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status = set_reg_sync(port, ATEN2011_port->SpRegOffset, Data);
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//Finally enable all interrupts
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/* Finally enable all interrupts */
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Data = 0x0;
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Data = 0x0c;
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status = set_uart_reg(port, INTERRUPT_ENABLE_REGISTER, Data);
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//clearing rx_disable
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/* clearing rx_disable */
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Data = 0x0;
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status = get_reg_sync(port, ATEN2011_port->ControlRegOffset, &Data);
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Data = Data & ~0x20;
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status = set_reg_sync(port, ATEN2011_port->ControlRegOffset, Data);
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// rx_negate
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/* rx_negate */
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Data = 0x0;
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status = get_reg_sync(port, ATEN2011_port->ControlRegOffset, &Data);
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Data = Data | 0x10;
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@ -935,22 +919,19 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
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printk("Interrupt endpoint is %d \n",port->interrupt_in_endpointAddress);
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printk("port's number in the device is %d\n",ATEN2011_port->port_num);
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*/
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////////////////////////
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//#ifdef CheckStatusPipe
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/* Check to see if we've set up our endpoint info yet *
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* (can't set it up in ATEN2011_startup as the structures *
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* were not set up at that time.) */
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/*
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* Check to see if we've set up our endpoint info yet
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* (can't set it up in ATEN2011_startup as the structures
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* were not set up at that time.)
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*/
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if (ATEN2011_serial->NoOfOpenPorts == 1) {
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// start the status polling here
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/* start the status polling here */
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ATEN2011_serial->status_polling_started = 1;
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//if (ATEN2011_serial->interrupt_in_buffer == NULL)
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// {
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/* If not yet set, Set here */
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ATEN2011_serial->interrupt_in_buffer =
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serial->port[0]->interrupt_in_buffer;
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ATEN2011_serial->interrupt_in_endpoint =
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serial->port[0]->interrupt_in_endpointAddress;
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//printk(" interrupt endpoint:%d \n",ATEN2011_serial->interrupt_in_endpoint);
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ATEN2011_serial->interrupt_read_urb =
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serial->port[0]->interrupt_in_urb;
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@ -976,18 +957,14 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
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DPRINTK("%s - Error %d submitting interrupt urb",
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__FUNCTION__, response);
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}
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// else
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// printk(" interrupt URB submitted\n");
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//}
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}
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//#endif
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///////////////////////
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/* see if we've set up our endpoint info yet *
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* (can't set it up in ATEN2011_startup as the *
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* structures were not set up at that time.) */
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/*
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* See if we've set up our endpoint info yet
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* (can't set it up in ATEN2011_startup as the
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* structures were not set up at that time.)
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*/
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DPRINTK("port number is %d \n", port->number);
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DPRINTK("serial number is %d \n", port->serial->minor);
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@ -1047,7 +1024,7 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
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ATEN2011_port->chaseResponsePending = 0;
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/* send a open port command */
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ATEN2011_port->open = 1;
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//ATEN2011_change_port_settings(ATEN2011_port,old_termios);
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/* ATEN2011_change_port_settings(ATEN2011_port,old_termios); */
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/* Setup termios */
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ATEN2011_set_termios(tty, port, &tmp_termios);
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ATEN2011_port->icount.tx = 0;
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@ -1069,7 +1046,7 @@ static int ATEN2011_chars_in_buffer(struct tty_struct *tty)
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int chars = 0;
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struct ATENINTL_port *ATEN2011_port;
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//DPRINTK("%s \n"," ATEN2011_chars_in_buffer:entering ...........");
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/* DPRINTK("%s \n"," ATEN2011_chars_in_buffer:entering ..........."); */
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ATEN2011_port = usb_get_serial_port_data(port);
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if (ATEN2011_port == NULL) {
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@ -1127,16 +1104,11 @@ static void ATEN2011_close(struct tty_struct *tty, struct usb_serial_port *port,
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struct ATENINTL_port *ATEN2011_port;
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int no_urbs;
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__u16 Data;
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//__u16 Data1= 20;
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DPRINTK("%s\n", "ATEN2011_close:entering...");
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/* MATRIX */
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//ThreadState = 1;
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/* MATRIX */
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//printk("Entering... :ATEN2011_close\n");
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serial = port->serial;
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// take the Adpater and port's private data
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/* take the Adpater and port's private data */
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ATEN2011_serial = usb_get_serial_data(serial);
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ATEN2011_port = usb_get_serial_port_data(port);
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if ((ATEN2011_serial == NULL) || (ATEN2011_port == NULL)) {
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@ -1146,7 +1118,7 @@ static void ATEN2011_close(struct tty_struct *tty, struct usb_serial_port *port,
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/* flush and block(wait) until tx is empty */
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ATEN2011_block_until_tx_empty(tty, ATEN2011_port);
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}
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// kill the ports URB's
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/* kill the ports URB's */
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for (no_urbs = 0; no_urbs < NUM_URBS; no_urbs++)
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usb_kill_urb(ATEN2011_port->write_urb_pool[no_urbs]);
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/* Freeing Write URBs */
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@ -1172,25 +1144,23 @@ static void ATEN2011_close(struct tty_struct *tty, struct usb_serial_port *port,
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}
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if ((&ATEN2011_port->control_urb)) {
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DPRINTK("%s", "Shutdown control read\n");
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// usb_kill_urb (ATEN2011_port->control_urb);
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/* usb_kill_urb (ATEN2011_port->control_urb); */
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}
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}
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//if(ATEN2011_port->ctrl_buf != NULL)
|
||||
//kfree(ATEN2011_port->ctrl_buf);
|
||||
// decrement the no.of open ports counter of an individual USB-serial adapter.
|
||||
/* if(ATEN2011_port->ctrl_buf != NULL) */
|
||||
/* kfree(ATEN2011_port->ctrl_buf); */
|
||||
/* decrement the no.of open ports counter of an individual USB-serial adapter. */
|
||||
ATEN2011_serial->NoOfOpenPorts--;
|
||||
DPRINTK("NoOfOpenPorts in close%d:in port%d\n",
|
||||
ATEN2011_serial->NoOfOpenPorts, port->number);
|
||||
//printk("the num of ports opend is:%d\n",ATEN2011_serial->NoOfOpenPorts);
|
||||
if (ATEN2011_serial->NoOfOpenPorts == 0) {
|
||||
//stop the stus polling here
|
||||
//printk("disabling the status polling flag to 0 :\n");
|
||||
/* stop the stus polling here */
|
||||
ATEN2011_serial->status_polling_started = 0;
|
||||
if (ATEN2011_serial->interrupt_read_urb) {
|
||||
DPRINTK("%s", "Shutdown interrupt_read_urb\n");
|
||||
//ATEN2011_serial->interrupt_in_buffer=NULL;
|
||||
//usb_kill_urb (ATEN2011_serial->interrupt_read_urb);
|
||||
/* ATEN2011_serial->interrupt_in_buffer=NULL; */
|
||||
/* usb_kill_urb (ATEN2011_serial->interrupt_read_urb); */
|
||||
}
|
||||
}
|
||||
if (ATEN2011_port->write_urb) {
|
||||
@ -1200,7 +1170,7 @@ static void ATEN2011_close(struct tty_struct *tty, struct usb_serial_port *port,
|
||||
}
|
||||
usb_free_urb(ATEN2011_port->write_urb);
|
||||
}
|
||||
// clear the MCR & IER
|
||||
/* clear the MCR & IER */
|
||||
Data = 0x00;
|
||||
set_uart_reg(port, MODEM_CONTROL_REGISTER, Data);
|
||||
Data = 0x00;
|
||||
@ -1294,8 +1264,6 @@ static int ATEN2011_write_room(struct tty_struct *tty)
|
||||
int room = 0;
|
||||
struct ATENINTL_port *ATEN2011_port;
|
||||
|
||||
// DPRINTK("%s \n"," ATEN2011_write_room:entering ...........");
|
||||
|
||||
ATEN2011_port = usb_get_serial_port_data(port);
|
||||
if (ATEN2011_port == NULL) {
|
||||
DPRINTK("%s \n", "ATEN2011_break:leaving ...........");
|
||||
@ -1326,7 +1294,6 @@ static int ATEN2011_write(struct tty_struct *tty, struct usb_serial_port *port,
|
||||
struct usb_serial *serial;
|
||||
struct ATENINTL_serial *ATEN2011_serial;
|
||||
struct urb *urb;
|
||||
//__u16 Data;
|
||||
const unsigned char *current_position = data;
|
||||
unsigned char *data1;
|
||||
DPRINTK("%s \n", "entering ...........");
|
||||
@ -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);
|
||||
|
||||
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 */
|
||||
minor = port->serial->minor;
|
||||
@ -1402,8 +1369,8 @@ static int ATEN2011_write(struct tty_struct *tty, struct usb_serial_port *port,
|
||||
|
||||
data1 = urb->transfer_buffer;
|
||||
DPRINTK("\nbulkout endpoint is %d", port->bulk_out_endpointAddress);
|
||||
//for(i=0;i < urb->actual_length;i++)
|
||||
// DPRINTK("Data is %c\n ",data1[i]);
|
||||
/* for(i=0;i < urb->actual_length;i++) */
|
||||
/* DPRINTK("Data is %c\n ",data1[i]); */
|
||||
|
||||
/* send it down the pipe */
|
||||
status = usb_submit_urb(urb, GFP_ATOMIC);
|
||||
@ -1451,7 +1418,7 @@ static void ATEN2011_throttle(struct tty_struct *tty)
|
||||
/* if we are implementing XON/XOFF, send the stop character */
|
||||
if (I_IXOFF(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) {
|
||||
return;
|
||||
}
|
||||
@ -1495,7 +1462,7 @@ static void ATEN2011_unthrottle(struct tty_struct *tty)
|
||||
/* if we are implementing XON/XOFF, send the start character */
|
||||
if (I_IXOFF(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) {
|
||||
return;
|
||||
}
|
||||
@ -1517,12 +1484,11 @@ static void ATEN2011_unthrottle(struct tty_struct *tty)
|
||||
static int ATEN2011_tiocmget(struct tty_struct *tty, struct file *file)
|
||||
{
|
||||
struct usb_serial_port *port = tty->driver_data;
|
||||
//struct ti_port *tport = usb_get_serial_port_data(port);
|
||||
struct ATENINTL_port *ATEN2011_port;
|
||||
unsigned int result;
|
||||
__u16 msr;
|
||||
__u16 mcr;
|
||||
//unsigned int mcr;
|
||||
/* unsigned int mcr; */
|
||||
int status = 0;
|
||||
ATEN2011_port = usb_get_serial_port_data(port);
|
||||
|
||||
@ -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_CONTROL_REGISTER, &mcr);
|
||||
// mcr = ATEN2011_port->shadowMCR;
|
||||
// COMMENT2: the Fallowing three line are commented for updating only MSR values
|
||||
/* mcr = ATEN2011_port->shadowMCR; */
|
||||
/* COMMENT2: the Fallowing three line are commented for updating only MSR values */
|
||||
result = ((mcr & MCR_DTR) ? TIOCM_DTR : 0)
|
||||
| ((mcr & MCR_RTS) ? TIOCM_RTS : 0)
|
||||
| ((mcr & MCR_LOOPBACK) ? TIOCM_LOOP : 0)
|
||||
@ -1553,7 +1519,6 @@ static int ATEN2011_tiocmset(struct tty_struct *tty, struct file *file,
|
||||
{
|
||||
struct usb_serial_port *port = tty->driver_data;
|
||||
struct ATENINTL_port *ATEN2011_port;
|
||||
//struct ti_port *tport = usb_get_serial_port_data(port);
|
||||
unsigned int mcr;
|
||||
unsigned int status;
|
||||
|
||||
@ -1823,8 +1788,6 @@ static int ATEN2011_ioctl(struct tty_struct *tty, struct file *file,
|
||||
int ATENret = 0;
|
||||
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);
|
||||
|
||||
if (ATEN2011_port == NULL)
|
||||
@ -1855,10 +1818,7 @@ static int ATEN2011_ioctl(struct tty_struct *tty, struct file *file,
|
||||
case TIOCMSET:
|
||||
dbg("%s (%d) TIOCMSET/TIOCMBIC/TIOCMSET", __FUNCTION__,
|
||||
port->number);
|
||||
// printk("%s (%d) TIOCMSET/TIOCMBIC/TIOCMSET", __FUNCTION__, port->number);
|
||||
ATENret =
|
||||
set_modem_info(ATEN2011_port, cmd, user_arg);
|
||||
// printk(" %s: ret:%d\n",__FUNCTION__,ATENret);
|
||||
ATENret = set_modem_info(ATEN2011_port, cmd, user_arg);
|
||||
return ATENret;
|
||||
|
||||
case TIOCMGET:
|
||||
@ -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,
|
||||
__u16 * clk_sel_val)
|
||||
{
|
||||
//int i;
|
||||
//__u16 custom,round1, round;
|
||||
|
||||
dbg("%s - %d", __FUNCTION__, baudRate);
|
||||
|
||||
if (baudRate <= 115200) {
|
||||
@ -1985,12 +1942,14 @@ static int ATEN2011_send_cmd_write_baud_rate(struct ATENINTL_port
|
||||
|
||||
dbg("%s - port = %d, baud = %d", __FUNCTION__,
|
||||
ATEN2011_port->port->number, baudRate);
|
||||
//reset clk_uart_sel in spregOffset
|
||||
/* reset clk_uart_sel in spregOffset */
|
||||
if (baudRate > 115200) {
|
||||
#ifdef HW_flow_control
|
||||
//NOTE: need to see the pther register to modify
|
||||
//setting h/w flow control bit to 1;
|
||||
//Data = ATEN2011_port->shadowMCR ;
|
||||
/*
|
||||
* NOTE: need to see the pther register to modify
|
||||
* setting h/w flow control bit to 1;
|
||||
*/
|
||||
/* Data = ATEN2011_port->shadowMCR; */
|
||||
Data = 0x2b;
|
||||
ATEN2011_port->shadowMCR = 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
|
||||
|
||||
} else {
|
||||
#ifdef HW_flow_control
|
||||
//setting h/w flow control bit to 0;
|
||||
//Data = ATEN2011_port->shadowMCR ;
|
||||
/* setting h/w flow control bit to 0; */
|
||||
/* Data = ATEN2011_port->shadowMCR; */
|
||||
Data = 0xb;
|
||||
ATEN2011_port->shadowMCR = 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
|
||||
|
||||
}
|
||||
|
||||
if (1) //baudRate <= 115200)
|
||||
if (1) /* baudRate <= 115200) */
|
||||
{
|
||||
clk_sel_val = 0x0;
|
||||
Data = 0x0;
|
||||
@ -2109,8 +2068,8 @@ static void ATEN2011_change_port_settings(struct tty_struct *tty,
|
||||
|
||||
/* 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
|
||||
//if(cflag & CSIZE)
|
||||
/* 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) */
|
||||
{
|
||||
switch (cflag & CSIZE) {
|
||||
case CS5:
|
||||
@ -2247,8 +2206,6 @@ static int ATEN2011_calc_num_ports(struct usb_serial *serial)
|
||||
ATEN_RDREQ, ATEN_RD_RTYPE, 0, GPIO_REGISTER,
|
||||
&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 */
|
||||
/* Which of the following are needed? */
|
||||
/* Greg used the serial->type->num_ports=2 */
|
||||
@ -2258,7 +2215,7 @@ static int ATEN2011_calc_num_ports(struct usb_serial *serial)
|
||||
serial->type->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 {
|
||||
ATEN2011_2or4ports = 4;
|
||||
serial->type->num_ports = 4;
|
||||
@ -2300,7 +2257,7 @@ static int ATEN2011_startup(struct usb_serial *serial)
|
||||
memset(ATEN2011_serial, 0, sizeof(struct ATENINTL_serial));
|
||||
|
||||
ATEN2011_serial->serial = serial;
|
||||
//initilize status polling flag to 0
|
||||
/* initilize status polling flag to 0 */
|
||||
ATEN2011_serial->status_polling_started = 0;
|
||||
|
||||
usb_set_serial_data(serial, ATEN2011_serial);
|
||||
@ -2321,13 +2278,14 @@ static int ATEN2011_startup(struct usb_serial *serial)
|
||||
}
|
||||
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 */
|
||||
|
||||
// serial->port[i]->interrupt_in_endpointAddress = serial->port[0]->interrupt_in_endpointAddress;
|
||||
/*
|
||||
* Initialize all port interrupt end point to port 0
|
||||
* int endpoint. Our device has only one interrupt end point
|
||||
* comman to all port
|
||||
*/
|
||||
/* serial->port[i]->interrupt_in_endpointAddress = serial->port[0]->interrupt_in_endpointAddress; */
|
||||
|
||||
ATEN2011_port->port = serial->port[i];
|
||||
//
|
||||
usb_set_serial_port_data(serial->port[i], ATEN2011_port);
|
||||
|
||||
minor = serial->port[i]->serial->minor;
|
||||
@ -2368,7 +2326,7 @@ static int ATEN2011_startup(struct usb_serial *serial)
|
||||
|
||||
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],
|
||||
ATEN2011_port->ControlRegOffset, &Data);
|
||||
@ -2380,10 +2338,10 @@ static int ATEN2011_startup(struct usb_serial *serial)
|
||||
DPRINTK
|
||||
("ControlReg Reading success val is %x, status%d\n",
|
||||
Data, status);
|
||||
Data |= 0x08; //setting driver done bit
|
||||
Data |= 0x04; //sp1_bit to have cts change reflect in modem status reg
|
||||
Data |= 0x08; /* setting driver done bit */
|
||||
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],
|
||||
ATEN2011_port->ControlRegOffset, Data);
|
||||
if (status < 0) {
|
||||
@ -2396,7 +2354,10 @@ static int ATEN2011_startup(struct usb_serial *serial)
|
||||
("ControlReg Writing success(rx_disable) status%d\n",
|
||||
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;
|
||||
status = set_reg_sync(serial->port[i],
|
||||
(__u16)(ATEN2011_port->DcrRegOffset + 0),
|
||||
@ -2427,7 +2388,7 @@ static int ATEN2011_startup(struct usb_serial *serial)
|
||||
} else
|
||||
DPRINTK("DCR2 Writing success status%d\n", status);
|
||||
|
||||
// write values in clkstart0x0 and clkmulti 0x20
|
||||
/* write values in clkstart0x0 and clkmulti 0x20 */
|
||||
Data = 0x0;
|
||||
status = set_reg_sync(serial->port[i], CLK_START_VALUE_REGISTER,
|
||||
Data);
|
||||
@ -2453,7 +2414,7 @@ static int ATEN2011_startup(struct usb_serial *serial)
|
||||
DPRINTK("CLK_MULTI_REGISTER Writing success status%d\n",
|
||||
status);
|
||||
|
||||
//Zero Length flag register
|
||||
/* Zero Length flag register */
|
||||
if ((ATEN2011_port->port_num != 1)
|
||||
&& (ATEN2011_serial->ATEN2011_spectrum_2or4ports == 2)) {
|
||||
|
||||
@ -2496,7 +2457,7 @@ static int ATEN2011_startup(struct usb_serial *serial)
|
||||
|
||||
}
|
||||
|
||||
//Zero Length flag enable
|
||||
/* Zero Length flag enable */
|
||||
Data = 0x0f;
|
||||
status = set_reg_sync(serial->port[0], ZLP_REG5, Data);
|
||||
if (status < 0) {
|
||||
@ -2517,10 +2478,6 @@ static void ATEN2011_shutdown(struct usb_serial *serial)
|
||||
struct ATENINTL_port *ATEN2011_port;
|
||||
DPRINTK("%s \n", " shutdown :entering..........");
|
||||
|
||||
/* MATRIX */
|
||||
//ThreadState = 1;
|
||||
/* MATRIX */
|
||||
|
||||
if (!serial) {
|
||||
DPRINTK("%s", "Invalid Handler \n");
|
||||
return;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user