X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=drivers%2Fusb%2Fserial%2Foti6858.c;h=a9625c180dc3502206d2d967224a1d6ea31d2bf5;hb=26ab705396b65a469233a8327ecb51b8aebb6be0;hp=eea226ae37bd15bacf66e4057ce54b8152256469;hpb=37e58df30063e229ee5157f9d1c1fa1d749917c2;p=karo-tx-linux.git diff --git a/drivers/usb/serial/oti6858.c b/drivers/usb/serial/oti6858.c index eea226ae37bd..a9625c180dc3 100644 --- a/drivers/usb/serial/oti6858.c +++ b/drivers/usb/serial/oti6858.c @@ -79,7 +79,7 @@ static int debug; #define PL2303_BUF_SIZE 1024 #define PL2303_TMP_BUF_SIZE 1024 -struct pl2303_buf { +struct oti6858_buf { unsigned int buf_size; char *buf_buf; char *buf_get; @@ -98,7 +98,7 @@ struct pl2303_buf { /* format of the control packet */ struct oti6858_control_pkt { - u16 divisor; /* baud rate = 96000000 / (16 * divisor), LE */ + __le16 divisor; /* baud rate = 96000000 / (16 * divisor), LE */ #define OTI6858_MAX_BAUD_RATE 3000000 u8 frame_fmt; #define FMT_STOP_BITS_MASK 0xc0 @@ -161,14 +161,14 @@ static int oti6858_startup(struct usb_serial *serial); static void oti6858_shutdown(struct usb_serial *serial); /* functions operating on buffers */ -static struct pl2303_buf *pl2303_buf_alloc(unsigned int size); -static void pl2303_buf_free(struct pl2303_buf *pb); -static void pl2303_buf_clear(struct pl2303_buf *pb); -static unsigned int pl2303_buf_data_avail(struct pl2303_buf *pb); -static unsigned int pl2303_buf_space_avail(struct pl2303_buf *pb); -static unsigned int pl2303_buf_put(struct pl2303_buf *pb, const char *buf, +static struct oti6858_buf *oti6858_buf_alloc(unsigned int size); +static void oti6858_buf_free(struct oti6858_buf *pb); +static void oti6858_buf_clear(struct oti6858_buf *pb); +static unsigned int oti6858_buf_data_avail(struct oti6858_buf *pb); +static unsigned int oti6858_buf_space_avail(struct oti6858_buf *pb); +static unsigned int oti6858_buf_put(struct oti6858_buf *pb, const char *buf, unsigned int count); -static unsigned int pl2303_buf_get(struct pl2303_buf *pb, char *buf, +static unsigned int oti6858_buf_get(struct oti6858_buf *pb, char *buf, unsigned int count); @@ -179,9 +179,6 @@ static struct usb_serial_driver oti6858_device = { .name = "oti6858", }, .id_table = id_table, - .num_interrupt_in = 1, - .num_bulk_in = 1, - .num_bulk_out = 1, .num_ports = 1, .open = oti6858_open, .close = oti6858_close, @@ -203,7 +200,7 @@ static struct usb_serial_driver oti6858_device = { struct oti6858_private { spinlock_t lock; - struct pl2303_buf *buf; + struct oti6858_buf *buf; struct oti6858_control_pkt status; struct { @@ -214,7 +211,7 @@ struct oti6858_private { struct delayed_work delayed_write_work; struct { - u16 divisor; + __le16 divisor; u8 frame_fmt; u8 control; } pending_setup; @@ -238,10 +235,10 @@ static void setup_line(struct work_struct *work) unsigned long flags; int result; - dbg("%s(port = %d)", __FUNCTION__, port->number); + dbg("%s(port = %d)", __func__, port->number); if ((new_setup = kmalloc(OTI6858_CTRL_PKT_SIZE, GFP_KERNEL)) == NULL) { - dev_err(&port->dev, "%s(): out of memory!\n", __FUNCTION__); + dev_err(&port->dev, "%s(): out of memory!\n", __func__); /* we will try again */ schedule_delayed_work(&priv->delayed_setup_work, msecs_to_jiffies(2)); return; @@ -256,7 +253,7 @@ static void setup_line(struct work_struct *work) 100); if (result != OTI6858_CTRL_PKT_SIZE) { - dev_err(&port->dev, "%s(): error reading status\n", __FUNCTION__); + dev_err(&port->dev, "%s(): error reading status\n", __func__); kfree(new_setup); /* we will try again */ schedule_delayed_work(&priv->delayed_setup_work, msecs_to_jiffies(2)); @@ -289,12 +286,12 @@ static void setup_line(struct work_struct *work) priv->setup_done = 1; spin_unlock_irqrestore(&priv->lock, flags); - dbg("%s(): submitting interrupt urb", __FUNCTION__); + dbg("%s(): submitting interrupt urb", __func__); port->interrupt_in_urb->dev = port->serial->dev; result = usb_submit_urb(port->interrupt_in_urb, GFP_ATOMIC); if (result != 0) { dev_err(&port->dev, "%s(): usb_submit_urb() failed" - " with error %d\n", __FUNCTION__, result); + " with error %d\n", __func__, result); } } @@ -306,7 +303,7 @@ void send_data(struct work_struct *work) unsigned long flags; unsigned char allow; - dbg("%s(port = %d)", __FUNCTION__, port->number); + dbg("%s(port = %d)", __func__, port->number); spin_lock_irqsave(&priv->lock, flags); if (priv->flags.write_urb_in_use) { @@ -316,7 +313,7 @@ void send_data(struct work_struct *work) } priv->flags.write_urb_in_use = 1; - count = pl2303_buf_data_avail(priv->buf); + count = oti6858_buf_data_avail(priv->buf); spin_unlock_irqrestore(&priv->lock, flags); if (count > port->bulk_out_size) count = port->bulk_out_size; @@ -334,18 +331,18 @@ void send_data(struct work_struct *work) if (count == 0) { priv->flags.write_urb_in_use = 0; - dbg("%s(): submitting interrupt urb", __FUNCTION__); + dbg("%s(): submitting interrupt urb", __func__); port->interrupt_in_urb->dev = port->serial->dev; result = usb_submit_urb(port->interrupt_in_urb, GFP_ATOMIC); if (result != 0) { dev_err(&port->dev, "%s(): usb_submit_urb() failed" - " with error %d\n", __FUNCTION__, result); + " with error %d\n", __func__, result); } return; } spin_lock_irqsave(&priv->lock, flags); - pl2303_buf_get(priv->buf, port->write_urb->transfer_buffer, count); + oti6858_buf_get(priv->buf, port->write_urb->transfer_buffer, count); spin_unlock_irqrestore(&priv->lock, flags); port->write_urb->transfer_buffer_length = count; @@ -353,7 +350,7 @@ void send_data(struct work_struct *work) result = usb_submit_urb(port->write_urb, GFP_ATOMIC); if (result != 0) { dev_err(&port->dev, "%s(): usb_submit_urb() failed" - " with error %d\n", __FUNCTION__, result); + " with error %d\n", __func__, result); priv->flags.write_urb_in_use = 0; } @@ -370,7 +367,7 @@ static int oti6858_startup(struct usb_serial *serial) priv = kzalloc(sizeof(struct oti6858_private), GFP_KERNEL); if (!priv) break; - priv->buf = pl2303_buf_alloc(PL2303_BUF_SIZE); + priv->buf = oti6858_buf_alloc(PL2303_BUF_SIZE); if (priv->buf == NULL) { kfree(priv); break; @@ -391,7 +388,7 @@ static int oti6858_startup(struct usb_serial *serial) for (--i; i >= 0; --i) { priv = usb_get_serial_port_data(serial->port[i]); - pl2303_buf_free(priv->buf); + oti6858_buf_free(priv->buf); kfree(priv); usb_set_serial_port_data(serial->port[i], NULL); } @@ -404,13 +401,13 @@ static int oti6858_write(struct usb_serial_port *port, struct oti6858_private *priv = usb_get_serial_port_data(port); unsigned long flags; - dbg("%s(port = %d, count = %d)", __FUNCTION__, port->number, count); + dbg("%s(port = %d, count = %d)", __func__, port->number, count); if (!count) return count; spin_lock_irqsave(&priv->lock, flags); - count = pl2303_buf_put(priv->buf, buf, count); + count = oti6858_buf_put(priv->buf, buf, count); spin_unlock_irqrestore(&priv->lock, flags); return count; @@ -422,10 +419,10 @@ static int oti6858_write_room(struct usb_serial_port *port) int room = 0; unsigned long flags; - dbg("%s(port = %d)", __FUNCTION__, port->number); + dbg("%s(port = %d)", __func__, port->number); spin_lock_irqsave(&priv->lock, flags); - room = pl2303_buf_space_avail(priv->buf); + room = oti6858_buf_space_avail(priv->buf); spin_unlock_irqrestore(&priv->lock, flags); return room; @@ -437,10 +434,10 @@ static int oti6858_chars_in_buffer(struct usb_serial_port *port) int chars = 0; unsigned long flags; - dbg("%s(port = %d)", __FUNCTION__, port->number); + dbg("%s(port = %d)", __func__, port->number); spin_lock_irqsave(&priv->lock, flags); - chars = pl2303_buf_data_avail(priv->buf); + chars = oti6858_buf_data_avail(priv->buf); spin_unlock_irqrestore(&priv->lock, flags); return chars; @@ -453,13 +450,13 @@ static void oti6858_set_termios(struct usb_serial_port *port, unsigned long flags; unsigned int cflag; u8 frame_fmt, control; - u16 divisor; + __le16 divisor; int br; - dbg("%s(port = %d)", __FUNCTION__, port->number); + dbg("%s(port = %d)", __func__, port->number); - if ((!port->tty) || (!port->tty->termios)) { - dbg("%s(): no tty structures", __FUNCTION__); + if (!port->tty || !port->tty->termios) { + dbg("%s(): no tty structures", __func__); return; } @@ -468,6 +465,8 @@ static void oti6858_set_termios(struct usb_serial_port *port, *(port->tty->termios) = tty_std_termios; port->tty->termios->c_cflag = B38400 | CS8 | CREAD | HUPCL | CLOCAL; priv->flags.termios_initialized = 1; + port->tty->termios->c_ispeed = 38400; + port->tty->termios->c_ospeed = 38400; } spin_unlock_irqrestore(&priv->lock, flags); @@ -504,19 +503,15 @@ static void oti6858_set_termios(struct usb_serial_port *port, br = tty_get_baud_rate(port->tty); if (br == 0) { divisor = 0; - } else if (br <= OTI6858_MAX_BAUD_RATE) { + } else { int real_br; + int new_divisor; + br = min(br, OTI6858_MAX_BAUD_RATE); - divisor = (96000000 + 8 * br) / (16 * br); - real_br = 96000000 / (16 * divisor); - if ((((real_br - br) * 100 + br - 1) / br) > 2) { - dbg("%s(): baud rate %d is invalid", __FUNCTION__, br); - return; - } - divisor = cpu_to_le16(divisor); - } else { - dbg("%s(): baud rate %d is too high", __FUNCTION__, br); - return; + new_divisor = (96000000 + 8 * br) / (16 * br); + real_br = 96000000 / (16 * new_divisor); + divisor = cpu_to_le16(new_divisor); + tty_encode_baud_rate(port->tty, real_br, real_br); } frame_fmt &= ~FMT_STOP_BITS_MASK; @@ -578,7 +573,7 @@ static int oti6858_open(struct usb_serial_port *port, struct file *filp) unsigned long flags; int result; - dbg("%s(port = %d)", __FUNCTION__, port->number); + dbg("%s(port = %d)", __func__, port->number); usb_clear_halt(serial->dev, port->write_urb->pipe); usb_clear_halt(serial->dev, port->read_urb->pipe); @@ -587,7 +582,7 @@ static int oti6858_open(struct usb_serial_port *port, struct file *filp) return 0; if ((buf = kmalloc(OTI6858_CTRL_PKT_SIZE, GFP_KERNEL)) == NULL) { - dev_err(&port->dev, "%s(): out of memory!\n", __FUNCTION__); + dev_err(&port->dev, "%s(): out of memory!\n", __func__); return -ENOMEM; } @@ -616,12 +611,12 @@ static int oti6858_open(struct usb_serial_port *port, struct file *filp) spin_unlock_irqrestore(&priv->lock, flags); kfree(buf); - dbg("%s(): submitting interrupt urb", __FUNCTION__); + dbg("%s(): submitting interrupt urb", __func__); port->interrupt_in_urb->dev = serial->dev; result = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL); if (result != 0) { dev_err(&port->dev, "%s(): usb_submit_urb() failed" - " with error %d\n", __FUNCTION__, result); + " with error %d\n", __func__, result); oti6858_close(port, NULL); return -EPROTO; } @@ -640,19 +635,19 @@ static void oti6858_close(struct usb_serial_port *port, struct file *filp) long timeout; wait_queue_t wait; - dbg("%s(port = %d)", __FUNCTION__, port->number); + dbg("%s(port = %d)", __func__, port->number); /* wait for data to drain from the buffer */ spin_lock_irqsave(&priv->lock, flags); timeout = 30 * HZ; /* PL2303_CLOSING_WAIT */ init_waitqueue_entry(&wait, current); add_wait_queue(&port->tty->write_wait, &wait); - dbg("%s(): entering wait loop", __FUNCTION__); + dbg("%s(): entering wait loop", __func__); for (;;) { set_current_state(TASK_INTERRUPTIBLE); - if (pl2303_buf_data_avail(priv->buf) == 0 + if (oti6858_buf_data_avail(priv->buf) == 0 || timeout == 0 || signal_pending(current) - || !usb_get_intfdata(port->serial->interface)) /* disconnect */ + || port->serial->disconnected) break; spin_unlock_irqrestore(&priv->lock, flags); timeout = schedule_timeout(timeout); @@ -660,10 +655,10 @@ static void oti6858_close(struct usb_serial_port *port, struct file *filp) } set_current_state(TASK_RUNNING); remove_wait_queue(&port->tty->write_wait, &wait); - dbg("%s(): after wait loop", __FUNCTION__); + dbg("%s(): after wait loop", __func__); /* clear out any remaining data in the buffer */ - pl2303_buf_clear(priv->buf); + oti6858_buf_clear(priv->buf); spin_unlock_irqrestore(&priv->lock, flags); /* wait for characters to drain from the device */ @@ -681,7 +676,7 @@ static void oti6858_close(struct usb_serial_port *port, struct file *filp) */ timeout = 2*HZ; schedule_timeout_interruptible(timeout); - dbg("%s(): after schedule_timeout_interruptible()", __FUNCTION__); + dbg("%s(): after schedule_timeout_interruptible()", __func__); /* cancel scheduled setup */ cancel_delayed_work(&priv->delayed_setup_work); @@ -689,7 +684,7 @@ static void oti6858_close(struct usb_serial_port *port, struct file *filp) flush_scheduled_work(); /* shutdown our urbs */ - dbg("%s(): shutting down urbs", __FUNCTION__); + dbg("%s(): shutting down urbs", __func__); usb_kill_urb(port->write_urb); usb_kill_urb(port->read_urb); usb_kill_urb(port->interrupt_in_urb); @@ -712,7 +707,7 @@ static int oti6858_tiocmset(struct usb_serial_port *port, struct file *file, u8 control; dbg("%s(port = %d, set = 0x%08x, clear = 0x%08x)", - __FUNCTION__, port->number, set, clear); + __func__, port->number, set, clear); if (!usb_get_intfdata(port->serial->interface)) return -ENODEV; @@ -744,7 +739,7 @@ static int oti6858_tiocmget(struct usb_serial_port *port, struct file *file) unsigned pin_state; unsigned result = 0; - dbg("%s(port = %d)", __FUNCTION__, port->number); + dbg("%s(port = %d)", __func__, port->number); if (!usb_get_intfdata(port->serial->interface)) return -ENODEV; @@ -767,7 +762,7 @@ static int oti6858_tiocmget(struct usb_serial_port *port, struct file *file) if ((pin_state & PIN_DCD) != 0) result |= TIOCM_CD; - dbg("%s() = 0x%08x", __FUNCTION__, result); + dbg("%s() = 0x%08x", __func__, result); return result; } @@ -814,13 +809,9 @@ static int oti6858_ioctl(struct usb_serial_port *port, struct file *file, unsigned int x; dbg("%s(port = %d, cmd = 0x%04x, arg = 0x%08lx)", - __FUNCTION__, port->number, cmd, arg); + __func__, port->number, cmd, arg); switch (cmd) { - case TCFLSH: - /* FIXME */ - return 0; - case TIOCMBIS: if (copy_from_user(&x, user_arg, sizeof(x))) return -EFAULT; @@ -831,27 +822,12 @@ static int oti6858_ioctl(struct usb_serial_port *port, struct file *file, return -EFAULT; return oti6858_tiocmset(port, NULL, 0, x); - case TIOCGSERIAL: - if (copy_to_user(user_arg, port->tty->termios, - sizeof(struct ktermios))) { - return -EFAULT; - } - return 0; - - case TIOCSSERIAL: - if (copy_from_user(port->tty->termios, user_arg, - sizeof(struct ktermios))) { - return -EFAULT; - } - oti6858_set_termios(port, NULL); - return 0; - case TIOCMIWAIT: - dbg("%s(): TIOCMIWAIT", __FUNCTION__); + dbg("%s(): TIOCMIWAIT", __func__); return wait_modem_info(port, arg); default: - dbg("%s(): 0x%04x not supported", __FUNCTION__, cmd); + dbg("%s(): 0x%04x not supported", __func__, cmd); break; } @@ -862,10 +838,10 @@ static void oti6858_break_ctl(struct usb_serial_port *port, int break_state) { int state; - dbg("%s(port = %d)", __FUNCTION__, port->number); + dbg("%s(port = %d)", __func__, port->number); state = (break_state == 0) ? 0 : 1; - dbg("%s(): turning break %s", __FUNCTION__, state ? "on" : "off"); + dbg("%s(): turning break %s", __func__, state ? "on" : "off"); /* FIXME */ /* @@ -873,7 +849,7 @@ static void oti6858_break_ctl(struct usb_serial_port *port, int break_state) BREAK_REQUEST, BREAK_REQUEST_TYPE, state, 0, NULL, 0, 100); if (result != 0) - dbg("%s(): error sending break", __FUNCTION__); + dbg("%s(): error sending break", __func__); */ } @@ -882,12 +858,12 @@ static void oti6858_shutdown(struct usb_serial *serial) struct oti6858_private *priv; int i; - dbg("%s()", __FUNCTION__); + dbg("%s()", __func__); for (i = 0; i < serial->num_ports; ++i) { priv = usb_get_serial_port_data(serial->port[i]); if (priv) { - pl2303_buf_free(priv->buf); + oti6858_buf_free(priv->buf); kfree(priv); usb_set_serial_port_data(serial->port[i], NULL); } @@ -896,13 +872,13 @@ static void oti6858_shutdown(struct usb_serial *serial) static void oti6858_read_int_callback(struct urb *urb) { - struct usb_serial_port *port = (struct usb_serial_port *) urb->context; + struct usb_serial_port *port = urb->context; struct oti6858_private *priv = usb_get_serial_port_data(port); int transient = 0, can_recv = 0, resubmit = 1; int status = urb->status; dbg("%s(port = %d, status = %d)", - __FUNCTION__, port->number, status); + __func__, port->number, status); switch (status) { case 0: @@ -913,11 +889,11 @@ static void oti6858_read_int_callback(struct urb *urb) case -ESHUTDOWN: /* this urb is terminated, clean up */ dbg("%s(): urb shutting down with status: %d", - __FUNCTION__, status); + __func__, status); return; default: dbg("%s(): nonzero urb status received: %d", - __FUNCTION__, status); + __func__, status); break; } @@ -934,7 +910,7 @@ static void oti6858_read_int_callback(struct urb *urb) priv->setup_done = 0; resubmit = 0; dbg("%s(): scheduling setup_line()", - __FUNCTION__); + __func__); schedule_delayed_work(&priv->delayed_setup_work, 0); } } @@ -949,7 +925,7 @@ static void oti6858_read_int_callback(struct urb *urb) priv->setup_done = 0; resubmit = 0; dbg("%s(): scheduling setup_line()", - __FUNCTION__); + __func__); schedule_delayed_work(&priv->delayed_setup_work, 0); } } @@ -978,7 +954,7 @@ static void oti6858_read_int_callback(struct urb *urb) if (result != 0) { priv->flags.read_urb_in_use = 0; dev_err(&port->dev, "%s(): usb_submit_urb() failed," - " error %d\n", __FUNCTION__, result); + " error %d\n", __func__, result); } else { resubmit = 0; } @@ -987,7 +963,7 @@ static void oti6858_read_int_callback(struct urb *urb) spin_lock_irqsave(&priv->lock, flags); if (priv->flags.write_urb_in_use == 0 - && pl2303_buf_data_avail(priv->buf) != 0) { + && oti6858_buf_data_avail(priv->buf) != 0) { schedule_delayed_work(&priv->delayed_write_work,0); resubmit = 0; } @@ -997,30 +973,29 @@ static void oti6858_read_int_callback(struct urb *urb) if (resubmit) { int result; -// dbg("%s(): submitting interrupt urb", __FUNCTION__); +// dbg("%s(): submitting interrupt urb", __func__); urb->dev = port->serial->dev; result = usb_submit_urb(urb, GFP_ATOMIC); if (result != 0) { dev_err(&urb->dev->dev, "%s(): usb_submit_urb() failed with" - " error %d\n", __FUNCTION__, result); + " error %d\n", __func__, result); } } } static void oti6858_read_bulk_callback(struct urb *urb) { - struct usb_serial_port *port = (struct usb_serial_port *) urb->context; + struct usb_serial_port *port = urb->context; struct oti6858_private *priv = usb_get_serial_port_data(port); struct tty_struct *tty; unsigned char *data = urb->transfer_buffer; unsigned long flags; - int i, result; int status = urb->status; - char tty_flag; + int result; dbg("%s(port = %d, status = %d)", - __FUNCTION__, port->number, status); + __func__, port->number, status); spin_lock_irqsave(&priv->lock, flags); priv->flags.read_urb_in_use = 0; @@ -1028,44 +1003,26 @@ static void oti6858_read_bulk_callback(struct urb *urb) if (status != 0) { if (!port->open_count) { - dbg("%s(): port is closed, exiting", __FUNCTION__); + dbg("%s(): port is closed, exiting", __func__); return; } /* if (status == -EPROTO) { // PL2303 mysteriously fails with -EPROTO reschedule the read - dbg("%s - caught -EPROTO, resubmitting the urb", __FUNCTION__); + dbg("%s - caught -EPROTO, resubmitting the urb", __func__); result = usb_submit_urb(urb, GFP_ATOMIC); if (result) - dev_err(&urb->dev->dev, "%s - failed resubmitting read urb, error %d\n", __FUNCTION__, result); + dev_err(&urb->dev->dev, "%s - failed resubmitting read urb, error %d\n", __func__, result); return; } */ - dbg("%s(): unable to handle the error, exiting", __FUNCTION__); + dbg("%s(): unable to handle the error, exiting", __func__); return; } - // get tty_flag from status - tty_flag = TTY_NORMAL; - -/* FIXME: probably, errors will be signalled using interrupt pipe! */ -/* - // break takes precedence over parity, - // which takes precedence over framing errors - if (status & UART_BREAK_ERROR ) - tty_flag = TTY_BREAK; - else if (status & UART_PARITY_ERROR) - tty_flag = TTY_PARITY; - else if (status & UART_FRAME_ERROR) - tty_flag = TTY_FRAME; - dbg("%s - tty_flag = %d", __FUNCTION__, tty_flag); -*/ - tty = port->tty; if (tty != NULL && urb->actual_length > 0) { - tty_buffer_request_room(tty, urb->actual_length); - for (i = 0; i < urb->actual_length; ++i) - tty_insert_flip_char(tty, data[i], tty_flag); + tty_insert_flip_string(tty, data, urb->actual_length); tty_flip_buffer_push(tty); } @@ -1075,20 +1032,20 @@ static void oti6858_read_bulk_callback(struct urb *urb) result = usb_submit_urb(port->interrupt_in_urb, GFP_ATOMIC); if (result != 0) { dev_err(&port->dev, "%s(): usb_submit_urb() failed," - " error %d\n", __FUNCTION__, result); + " error %d\n", __func__, result); } } } static void oti6858_write_bulk_callback(struct urb *urb) { - struct usb_serial_port *port = (struct usb_serial_port *) urb->context; + struct usb_serial_port *port = urb->context; struct oti6858_private *priv = usb_get_serial_port_data(port); int status = urb->status; int result; dbg("%s(port = %d, status = %d)", - __FUNCTION__, port->number, status); + __func__, port->number, status); switch (status) { case 0: @@ -1099,21 +1056,21 @@ static void oti6858_write_bulk_callback(struct urb *urb) case -ESHUTDOWN: /* this urb is terminated, clean up */ dbg("%s(): urb shutting down with status: %d", - __FUNCTION__, status); + __func__, status); priv->flags.write_urb_in_use = 0; return; default: /* error in the urb, so we have to resubmit it */ dbg("%s(): nonzero write bulk status received: %d", - __FUNCTION__, status); - dbg("%s(): overflow in write", __FUNCTION__); + __func__, status); + dbg("%s(): overflow in write", __func__); port->write_urb->transfer_buffer_length = 1; port->write_urb->dev = port->serial->dev; result = usb_submit_urb(port->write_urb, GFP_ATOMIC); if (result) { dev_err(&port->dev, "%s(): usb_submit_urb() failed," - " error %d\n", __FUNCTION__, result); + " error %d\n", __func__, result); } else { return; } @@ -1123,28 +1080,28 @@ static void oti6858_write_bulk_callback(struct urb *urb) // schedule the interrupt urb if we are still open */ port->interrupt_in_urb->dev = port->serial->dev; - dbg("%s(): submitting interrupt urb", __FUNCTION__); + dbg("%s(): submitting interrupt urb", __func__); result = usb_submit_urb(port->interrupt_in_urb, GFP_ATOMIC); if (result != 0) { dev_err(&port->dev, "%s(): failed submitting int urb," - " error %d\n", __FUNCTION__, result); + " error %d\n", __func__, result); } } /* - * pl2303_buf_alloc + * oti6858_buf_alloc * * Allocate a circular buffer and all associated memory. */ -static struct pl2303_buf *pl2303_buf_alloc(unsigned int size) +static struct oti6858_buf *oti6858_buf_alloc(unsigned int size) { - struct pl2303_buf *pb; + struct oti6858_buf *pb; if (size == 0) return NULL; - pb = kmalloc(sizeof(struct pl2303_buf), GFP_KERNEL); + pb = kmalloc(sizeof(struct oti6858_buf), GFP_KERNEL); if (pb == NULL) return NULL; @@ -1161,11 +1118,11 @@ static struct pl2303_buf *pl2303_buf_alloc(unsigned int size) } /* - * pl2303_buf_free + * oti6858_buf_free * * Free the buffer and all associated memory. */ -static void pl2303_buf_free(struct pl2303_buf *pb) +static void oti6858_buf_free(struct oti6858_buf *pb) { if (pb) { kfree(pb->buf_buf); @@ -1174,11 +1131,11 @@ static void pl2303_buf_free(struct pl2303_buf *pb) } /* - * pl2303_buf_clear + * oti6858_buf_clear * * Clear out all data in the circular buffer. */ -static void pl2303_buf_clear(struct pl2303_buf *pb) +static void oti6858_buf_clear(struct oti6858_buf *pb) { if (pb != NULL) { /* equivalent to a get of all data available */ @@ -1187,12 +1144,12 @@ static void pl2303_buf_clear(struct pl2303_buf *pb) } /* - * pl2303_buf_data_avail + * oti6858_buf_data_avail * * Return the number of bytes of data available in the circular * buffer. */ -static unsigned int pl2303_buf_data_avail(struct pl2303_buf *pb) +static unsigned int oti6858_buf_data_avail(struct oti6858_buf *pb) { if (pb == NULL) return 0; @@ -1200,12 +1157,12 @@ static unsigned int pl2303_buf_data_avail(struct pl2303_buf *pb) } /* - * pl2303_buf_space_avail + * oti6858_buf_space_avail * * Return the number of bytes of space available in the circular * buffer. */ -static unsigned int pl2303_buf_space_avail(struct pl2303_buf *pb) +static unsigned int oti6858_buf_space_avail(struct oti6858_buf *pb) { if (pb == NULL) return 0; @@ -1213,14 +1170,14 @@ static unsigned int pl2303_buf_space_avail(struct pl2303_buf *pb) } /* - * pl2303_buf_put + * oti6858_buf_put * * Copy data data from a user buffer and put it into the circular buffer. * Restrict to the amount of space available. * * Return the number of bytes copied. */ -static unsigned int pl2303_buf_put(struct pl2303_buf *pb, const char *buf, +static unsigned int oti6858_buf_put(struct oti6858_buf *pb, const char *buf, unsigned int count) { unsigned int len; @@ -1228,7 +1185,7 @@ static unsigned int pl2303_buf_put(struct pl2303_buf *pb, const char *buf, if (pb == NULL) return 0; - len = pl2303_buf_space_avail(pb); + len = oti6858_buf_space_avail(pb); if (count > len) count = len; @@ -1252,14 +1209,14 @@ static unsigned int pl2303_buf_put(struct pl2303_buf *pb, const char *buf, } /* - * pl2303_buf_get + * oti6858_buf_get * * Get data from the circular buffer and copy to the given buffer. * Restrict to the amount of data available. * * Return the number of bytes copied. */ -static unsigned int pl2303_buf_get(struct pl2303_buf *pb, char *buf, +static unsigned int oti6858_buf_get(struct oti6858_buf *pb, char *buf, unsigned int count) { unsigned int len; @@ -1267,7 +1224,7 @@ static unsigned int pl2303_buf_get(struct pl2303_buf *pb, char *buf, if (pb == NULL) return 0; - len = pl2303_buf_data_avail(pb); + len = oti6858_buf_data_avail(pb); if (count > len) count = len;