USB: io_edgeport: Convert to generic boolean
authorRichard Knutsson <ricknu-0@student.ltu.se>
Sat, 17 Mar 2007 00:35:53 +0000 (01:35 +0100)
committerGreg Kroah-Hartman <gregkh@suse.de>
Fri, 27 Apr 2007 20:28:36 +0000 (13:28 -0700)
Signed-off-by: Richard Knutsson <ricknu-0@student.ltu.se>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/usb/serial/io_edgeport.c
drivers/usb/serial/io_edgeport.h

index 187fd4280c8831a280f94ed4a689b341549fdd97..18f74ac7656565ff1ba3607a5ce0155a08ea729f 100644 (file)
@@ -111,7 +111,7 @@ struct edgeport_port {
 
        struct TxFifo           txfifo;                 /* transmit fifo -- size will be maxTxCredits */
        struct urb              *write_urb;             /* write URB for this port */
-       char                    write_in_progress;      /* TRUE while a write URB is outstanding */
+       bool                    write_in_progress;      /* 'true' while a write URB is outstanding */
        spinlock_t              ep_lock;
 
        __u8                    shadowLCR;              /* last LCR value received */
@@ -123,11 +123,11 @@ struct edgeport_port {
        __u8                    validDataMask;
        __u32                   baudRate;
 
-       char                    open;
-       char                    openPending;
-       char                    commandPending;
-       char                    closePending;
-       char                    chaseResponsePending;
+       bool                    open;
+       bool                    openPending;
+       bool                    commandPending;
+       bool                    closePending;
+       bool                    chaseResponsePending;
 
        wait_queue_head_t       wait_chase;             /* for handling sleeping while waiting for chase to finish */
        wait_queue_head_t       wait_open;              /* for handling sleeping while waiting for open to finish */
@@ -156,7 +156,7 @@ struct edgeport_serial {
        __u8                    bulk_in_endpoint;               /* the bulk in endpoint handle */
        unsigned char *         bulk_in_buffer;                 /* the buffer we use for the bulk in endpoint */
        struct urb *            read_urb;                       /* our bulk read urb */
-       int                     read_in_progress;
+       bool                    read_in_progress;
        spinlock_t              es_lock;
 
        __u8                    bulk_out_endpoint;              /* the bulk out endpoint handle */
@@ -631,14 +631,14 @@ static void edge_interrupt_callback (struct urb *urb)
                                if (edge_serial->rxBytesAvail > 0 &&
                                    !edge_serial->read_in_progress) {
                                        dbg("%s - posting a read", __FUNCTION__);
-                                       edge_serial->read_in_progress = TRUE;
+                                       edge_serial->read_in_progress = true;
 
                                        /* we have pending bytes on the bulk in pipe, send a request */
                                        edge_serial->read_urb->dev = edge_serial->serial->dev;
                                        result = usb_submit_urb(edge_serial->read_urb, GFP_ATOMIC);
                                        if (result) {
                                                dev_err(&edge_serial->serial->dev->dev, "%s - usb_submit_urb(read bulk) failed with result = %d\n", __FUNCTION__, result);
-                                               edge_serial->read_in_progress = FALSE;
+                                               edge_serial->read_in_progress = false;
                                        }
                                }
                                spin_unlock(&edge_serial->es_lock);
@@ -695,13 +695,13 @@ static void edge_bulk_in_callback (struct urb *urb)
 
        if (urb->status) {
                dbg("%s - nonzero read bulk status received: %d", __FUNCTION__, urb->status);
-               edge_serial->read_in_progress = FALSE;
+               edge_serial->read_in_progress = false;
                return;
        }
 
        if (urb->actual_length == 0) {
                dbg("%s - read bulk callback with no data", __FUNCTION__);
-               edge_serial->read_in_progress = FALSE;
+               edge_serial->read_in_progress = false;
                return;
        }
 
@@ -725,10 +725,10 @@ static void edge_bulk_in_callback (struct urb *urb)
                status = usb_submit_urb(edge_serial->read_urb, GFP_ATOMIC);
                if (status) {
                        dev_err(&urb->dev->dev, "%s - usb_submit_urb(read bulk) failed, status = %d\n", __FUNCTION__, status);
-                       edge_serial->read_in_progress = FALSE;
+                       edge_serial->read_in_progress = false;
                }
        } else {
-               edge_serial->read_in_progress = FALSE;
+               edge_serial->read_in_progress = false;
        }
 
        spin_unlock(&edge_serial->es_lock);
@@ -759,7 +759,7 @@ static void edge_bulk_out_data_callback (struct urb *urb)
        }
 
        // Release the Write URB
-       edge_port->write_in_progress = FALSE;
+       edge_port->write_in_progress = false;
 
        // Check if more data needs to be sent
        send_more_port_data((struct edgeport_serial *)(usb_get_serial_data(edge_port->port->serial)), edge_port);
@@ -802,7 +802,7 @@ static void edge_bulk_out_cmd_callback (struct urb *urb)
                tty_wakeup(tty);
 
        /* we have completed the command */
-       edge_port->commandPending = FALSE;
+       edge_port->commandPending = false;
        wake_up(&edge_port->wait_command);
 }
 
@@ -868,7 +868,7 @@ static int edge_open (struct usb_serial_port *port, struct file * filp)
                                  port0->bulk_in_buffer,
                                  edge_serial->read_urb->transfer_buffer_length,
                                  edge_bulk_in_callback, edge_serial);
-               edge_serial->read_in_progress = FALSE;
+               edge_serial->read_in_progress = false;
 
                /* start interrupt read for this edgeport
                 * this interrupt will continue as long as the edgeport is connected */
@@ -890,26 +890,26 @@ static int edge_open (struct usb_serial_port *port, struct file * filp)
        /* initialize our port settings */
        edge_port->txCredits            = 0;                    /* Can't send any data yet */
        edge_port->shadowMCR            = MCR_MASTER_IE;        /* Must always set this bit to enable ints! */
-       edge_port->chaseResponsePending = FALSE;
+       edge_port->chaseResponsePending = false;
 
        /* send a open port command */
-       edge_port->openPending = TRUE;
-       edge_port->open        = FALSE;
+       edge_port->openPending = true;
+       edge_port->open        = false;
        response = send_iosp_ext_cmd (edge_port, IOSP_CMD_OPEN_PORT, 0);
 
        if (response < 0) {
                dev_err(&port->dev, "%s - error sending open port command\n", __FUNCTION__);
-               edge_port->openPending = FALSE;
+               edge_port->openPending = false;
                return -ENODEV;
        }
 
        /* now wait for the port to be completely opened */
-       wait_event_timeout(edge_port->wait_open, (edge_port->openPending != TRUE), OPEN_TIMEOUT);
+       wait_event_timeout(edge_port->wait_open, !edge_port->openPending, OPEN_TIMEOUT);
 
-       if (edge_port->open == FALSE) {
+       if (!edge_port->open) {
                /* open timed out */
                dbg("%s - open timedout", __FUNCTION__);
-               edge_port->openPending = FALSE;
+               edge_port->openPending = false;
                return -ENODEV;
        }
 
@@ -928,7 +928,7 @@ static int edge_open (struct usb_serial_port *port, struct file * filp)
 
        /* Allocate a URB for the write */
        edge_port->write_urb = usb_alloc_urb (0, GFP_KERNEL);
-       edge_port->write_in_progress = FALSE;
+       edge_port->write_in_progress = false;
 
        if (!edge_port->write_urb) {
                dbg("%s - no memory", __FUNCTION__);
@@ -966,7 +966,7 @@ static void block_until_chase_response(struct edgeport_port *edge_port)
                lastCredits = edge_port->txCredits;
 
                // Did we get our Chase response
-               if (edge_port->chaseResponsePending == FALSE) {
+               if (!edge_port->chaseResponsePending) {
                        dbg("%s - Got Chase Response", __FUNCTION__);
 
                        // did we get all of our credit back?
@@ -985,7 +985,7 @@ static void block_until_chase_response(struct edgeport_port *edge_port)
                        // No activity.. count down.
                        loop--;
                        if (loop == 0) {
-                               edge_port->chaseResponsePending = FALSE;
+                               edge_port->chaseResponsePending = false;
                                dbg("%s - Chase TIMEOUT", __FUNCTION__);
                                return;
                        }
@@ -1068,13 +1068,13 @@ static void edge_close (struct usb_serial_port *port, struct file * filp)
        // block until tx is empty
        block_until_tx_empty(edge_port);
 
-       edge_port->closePending = TRUE;
+       edge_port->closePending = true;
 
        if ((!edge_serial->is_epic) ||
            ((edge_serial->is_epic) &&
             (edge_serial->epic_descriptor.Supports.IOSPChase))) {
                /* flush and chase */
-               edge_port->chaseResponsePending = TRUE;
+               edge_port->chaseResponsePending = true;
 
                dbg("%s - Sending IOSP_CMD_CHASE_PORT", __FUNCTION__);
                status = send_iosp_ext_cmd (edge_port, IOSP_CMD_CHASE_PORT, 0);
@@ -1082,7 +1082,7 @@ static void edge_close (struct usb_serial_port *port, struct file * filp)
                        // block until chase finished
                        block_until_chase_response(edge_port);
                } else {
-                       edge_port->chaseResponsePending = FALSE;
+                       edge_port->chaseResponsePending = false;
                }
        }
 
@@ -1094,10 +1094,10 @@ static void edge_close (struct usb_serial_port *port, struct file * filp)
                send_iosp_ext_cmd (edge_port, IOSP_CMD_CLOSE_PORT, 0);
        }
 
-       //port->close = TRUE;
-       edge_port->closePending = FALSE;
-       edge_port->open = FALSE;
-       edge_port->openPending = FALSE;
+       //port->close = true;
+       edge_port->closePending = false;
+       edge_port->open = false;
+       edge_port->openPending = false;
 
        usb_kill_urb(edge_port->write_urb);
 
@@ -1247,7 +1247,7 @@ static void send_more_port_data(struct edgeport_serial *edge_serial, struct edge
        }
 
        // lock this write
-       edge_port->write_in_progress = TRUE;
+       edge_port->write_in_progress = true;
 
        // get a pointer to the write_urb
        urb = edge_port->write_urb;
@@ -1261,7 +1261,7 @@ static void send_more_port_data(struct edgeport_serial *edge_serial, struct edge
        buffer = kmalloc (count+2, GFP_ATOMIC);
        if (buffer == NULL) {
                dev_err(&edge_port->port->dev, "%s - no more kernel memory...\n", __FUNCTION__);
-               edge_port->write_in_progress = FALSE;
+               edge_port->write_in_progress = false;
                goto exit_send;
        }
        buffer[0] = IOSP_BUILD_DATA_HDR1 (edge_port->port->number - edge_port->port->serial->minor, count);
@@ -1301,7 +1301,7 @@ static void send_more_port_data(struct edgeport_serial *edge_serial, struct edge
        if (status) {
                /* something went wrong */
                dev_err(&edge_port->port->dev, "%s - usb_submit_urb(write bulk) failed, status = %d, data lost\n", __FUNCTION__, status);
-               edge_port->write_in_progress = FALSE;
+               edge_port->write_in_progress = false;
 
                /* revert the credits as something bad happened. */
                edge_port->txCredits += count;
@@ -1332,7 +1332,7 @@ static int edge_write_room (struct usb_serial_port *port)
 
        if (edge_port == NULL)
                return -ENODEV;
-       if (edge_port->closePending == TRUE)
+       if (edge_port->closePending)
                return -ENODEV;
 
        dbg("%s - port %d", __FUNCTION__, port->number);
@@ -1371,7 +1371,7 @@ static int edge_chars_in_buffer (struct usb_serial_port *port)
 
        if (edge_port == NULL)
                return -ENODEV;
-       if (edge_port->closePending == TRUE)
+       if (edge_port->closePending)
                return -ENODEV;
 
        if (!edge_port->open) {
@@ -1762,7 +1762,7 @@ static void edge_break (struct usb_serial_port *port, int break_state)
            ((edge_serial->is_epic) &&
             (edge_serial->epic_descriptor.Supports.IOSPChase))) {
                /* flush and chase */
-               edge_port->chaseResponsePending = TRUE;
+               edge_port->chaseResponsePending = true;
 
                dbg("%s - Sending IOSP_CMD_CHASE_PORT", __FUNCTION__);
                status = send_iosp_ext_cmd (edge_port, IOSP_CMD_CHASE_PORT, 0);
@@ -1770,7 +1770,7 @@ static void edge_break (struct usb_serial_port *port, int break_state)
                        // block until chase finished
                        block_until_chase_response(edge_port);
                } else {
-                       edge_port->chaseResponsePending = FALSE;
+                       edge_port->chaseResponsePending = false;
                }
        }
 
@@ -1952,13 +1952,13 @@ static void process_rcvd_status (struct edgeport_serial *edge_serial, __u8 byte2
                                // Also, we currently clear flag and close the port regardless of content of above's Byte3.
                                // We could choose to do something else when Byte3 says Timeout on Chase from Edgeport,
                                // like wait longer in block_until_chase_response, but for now we don't. 
-                               edge_port->chaseResponsePending = FALSE;
+                               edge_port->chaseResponsePending = false;
                                wake_up (&edge_port->wait_chase);
                                return;
 
                        case IOSP_EXT_STATUS_RX_CHECK_RSP:
                                dbg("%s ========== Port %u CHECK_RSP Sequence = %02x =============\n", __FUNCTION__, edge_serial->rxPort, byte3 );
-                               //Port->RxCheckRsp = TRUE;
+                               //Port->RxCheckRsp = true;
                                return;
                }
        }
@@ -1974,8 +1974,8 @@ static void process_rcvd_status (struct edgeport_serial *edge_serial, __u8 byte2
                        change_port_settings (edge_port, edge_port->port->tty->termios);
 
                /* we have completed the open */
-               edge_port->openPending = FALSE;
-               edge_port->open = TRUE;
+               edge_port->openPending = false;
+               edge_port->open = true;
                wake_up(&edge_port->wait_open);
                return;
        }
@@ -1983,7 +1983,7 @@ static void process_rcvd_status (struct edgeport_serial *edge_serial, __u8 byte2
        // If port is closed, silently discard all rcvd status. We can
        // have cases where buffered status is received AFTER the close
        // port command is sent to the Edgeport.
-       if ((!edge_port->open ) || (edge_port->closePending)) {
+       if (!edge_port->open || edge_port->closePending) {
                return;
        }
 
@@ -1991,14 +1991,14 @@ static void process_rcvd_status (struct edgeport_serial *edge_serial, __u8 byte2
                // Not currently sent by Edgeport
                case IOSP_STATUS_LSR:
                        dbg("%s - Port %u LSR Status = %02x", __FUNCTION__, edge_serial->rxPort, byte2);
-                       handle_new_lsr (edge_port, FALSE, byte2, 0);
+                       handle_new_lsr(edge_port, false, byte2, 0);
                        break;
 
                case IOSP_STATUS_LSR_DATA:
                        dbg("%s - Port %u LSR Status = %02x, Data = %02x", __FUNCTION__, edge_serial->rxPort, byte2, byte3);
                        // byte2 is LSR Register
                        // byte3 is broken data byte
-                       handle_new_lsr (edge_port, TRUE, byte2, byte3);
+                       handle_new_lsr(edge_port, true, byte2, byte3);
                        break;
                        //
                        //      case IOSP_EXT_4_STATUS:
@@ -2324,7 +2324,7 @@ static int write_cmd_usb (struct edgeport_port *edge_port, unsigned char *buffer
                       usb_sndbulkpipe(edge_serial->serial->dev, edge_serial->bulk_out_endpoint),
                       buffer, length, edge_bulk_out_cmd_callback, edge_port);
 
-       edge_port->commandPending = TRUE;
+       edge_port->commandPending = true;
        status = usb_submit_urb(urb, GFP_ATOMIC);
 
        if (status) {
@@ -2339,9 +2339,9 @@ static int write_cmd_usb (struct edgeport_port *edge_port, unsigned char *buffer
        // wait for command to finish
        timeout = COMMAND_TIMEOUT;
 #if 0
-       wait_event (&edge_port->wait_command, (edge_port->commandPending == FALSE));
+       wait_event (&edge_port->wait_command, !edge_port->commandPending);
 
-       if (edge_port->commandPending == TRUE) {
+       if (edge_port->commandPending) {
                /* command timed out */
                dbg("%s - command timed out", __FUNCTION__);
                status = -EINVAL;
@@ -2524,8 +2524,8 @@ static void change_port_settings (struct edgeport_port *edge_port, struct ktermi
 
        dbg("%s - port %d", __FUNCTION__, edge_port->port->number);
 
-       if ((!edge_port->open) &&
-           (!edge_port->openPending)) {
+       if (!edge_port->open &&
+           !edge_port->openPending) {
                dbg("%s - port not opened", __FUNCTION__);
                return;
        }
@@ -2836,9 +2836,9 @@ static int edge_startup (struct usb_serial *serial)
        struct usb_device *dev;
        int i, j;
        int response;
-       int interrupt_in_found;
-       int bulk_in_found;
-       int bulk_out_found;
+       bool interrupt_in_found;
+       bool bulk_in_found;
+       bool bulk_out_found;
        static __u32 descriptor[3] = {  EDGE_COMPATIBILITY_MASK0,
                                        EDGE_COMPATIBILITY_MASK1,
                                        EDGE_COMPATIBILITY_MASK2 };
@@ -2936,14 +2936,14 @@ static int edge_startup (struct usb_serial *serial)
        if (edge_serial->is_epic) {
                /* EPIC thing, set up our interrupt polling now and our read urb, so
                 * that the device knows it really is connected. */
-               interrupt_in_found = bulk_in_found = bulk_out_found = FALSE;
+               interrupt_in_found = bulk_in_found = bulk_out_found = false;
                for (i = 0; i < serial->interface->altsetting[0].desc.bNumEndpoints; ++i) {
                        struct usb_endpoint_descriptor *endpoint;
                        int buffer_size;
 
                        endpoint = &serial->interface->altsetting[0].endpoint[i].desc;
                        buffer_size = le16_to_cpu(endpoint->wMaxPacketSize);
-                       if ((!interrupt_in_found) &&
+                       if (!interrupt_in_found &&
                            (usb_endpoint_is_int_in(endpoint))) {
                                /* we found a interrupt in endpoint */
                                dbg("found interrupt in");
@@ -2972,10 +2972,10 @@ static int edge_startup (struct usb_serial *serial)
                                                 edge_serial,
                                                 endpoint->bInterval);
 
-                               interrupt_in_found = TRUE;
+                               interrupt_in_found = true;
                        }
 
-                       if ((!bulk_in_found) &&
+                       if (!bulk_in_found &&
                            (usb_endpoint_is_bulk_in(endpoint))) {
                                /* we found a bulk in endpoint */
                                dbg("found bulk in");
@@ -3001,19 +3001,19 @@ static int edge_startup (struct usb_serial *serial)
                                                  endpoint->wMaxPacketSize,
                                                  edge_bulk_in_callback,
                                                  edge_serial);
-                               bulk_in_found = TRUE;
+                               bulk_in_found = true;
                        }
 
-                       if ((!bulk_out_found) &&
+                       if (!bulk_out_found &&
                            (usb_endpoint_is_bulk_out(endpoint))) {
                                /* we found a bulk out endpoint */
                                dbg("found bulk out");
                                edge_serial->bulk_out_endpoint = endpoint->bEndpointAddress;
-                               bulk_out_found = TRUE;
+                               bulk_out_found = true;
                        }
                }
 
-               if ((!interrupt_in_found) || (!bulk_in_found) || (!bulk_out_found)) {
+               if (!interrupt_in_found || !bulk_in_found || !bulk_out_found) {
                        err ("Error - the proper endpoints were not found!");
                        return -ENODEV;
                }
index 29a913a6daca07fe35628bcc91e016f97d3c3346..cb201c1f67f927e3f0ec520cbe4406978961eed9 100644 (file)
 #define MAX_RS232_PORTS                8       /* Max # of RS-232 ports per device */
 
 /* typedefs that the insideout headers need */
-#ifndef TRUE
-       #define TRUE            (1)
-#endif
-#ifndef FALSE
-       #define FALSE           (0)
-#endif
 #ifndef LOW8
        #define LOW8(a)         ((unsigned char)(a & 0xff))
 #endif