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Staging: cpc-usb: fix up checkpatch errors in cpc-usb_drv.c
authorGreg Kroah-Hartman <gregkh@suse.de>
Fri, 15 May 2009 04:13:51 +0000 (21:13 -0700)
committerGreg Kroah-Hartman <gregkh@suse.de>
Fri, 19 Jun 2009 18:00:53 +0000 (11:00 -0700)
This resolves the checkpatch errors in cpc-usb_drv.c

Cc: Sebastian Haas <haas@ems-wuensche.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/staging/cpc-usb/cpc-usb_drv.c

index b8ef701..14aca39 100644 (file)
 
 #include <linux/version.h>
 
-/* usb_kill_urb has been introduced in kernel version 2.6.8 (RC2) */
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,8))
-#define usb_kill_urb usb_unlink_urb
-#endif
-
 #ifdef CONFIG_PROC_FS
 #   include <linux/proc_fs.h>
 #endif
@@ -68,11 +63,11 @@ MODULE_LICENSE("GPL v2");
 
 #define CPC_USB_PROC_DIR     CPC_PROC_DIR "cpc-usb"
 
-static struct proc_dir_entry *procDir = NULL;
-static struct proc_dir_entry *procEntry = NULL;
+static struct proc_dir_entry *procDir;
+static struct proc_dir_entry *procEntry;
 
 /* Module parameters */
-static int debug = 0;
+static int debug;
 module_param(debug, int, S_IRUGO);
 
 /* table of devices that work with this driver */
@@ -91,16 +86,16 @@ DECLARE_WAIT_QUEUE_HEAD(rmmodWq);
 atomic_t useCount;
 
 static CPC_USB_T *CPCUSB_Table[CPC_USB_CARD_CNT] = { 0 };
-static unsigned int CPCUsbCnt = 0;
+static unsigned int CPCUsbCnt;
 
 /* prevent races between open() and disconnect() */
 static DECLARE_MUTEX(disconnect_sem);
 
 /* local function prototypes */
 static ssize_t cpcusb_read(struct file *file, char *buffer, size_t count,
-                          loff_t * ppos);
+                          loff_t *ppos);
 static ssize_t cpcusb_write(struct file *file, const char *buffer,
-                           size_t count, loff_t * ppos);
+                           size_t count, loff_t *ppos);
 static unsigned int cpcusb_poll(struct file *file, poll_table * wait);
 static int cpcusb_open(struct inode *inode, struct file *file);
 static int cpcusb_release(struct inode *inode, struct file *file);
@@ -109,23 +104,11 @@ static int cpcusb_probe(struct usb_interface *interface,
                        const struct usb_device_id *id);
 static void cpcusb_disconnect(struct usb_interface *interface);
 
-static void cpcusb_read_bulk_callback(struct urb *urb
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19))
-                                          , struct pt_regs *regs
-#endif
-);
-static void cpcusb_write_bulk_callback(struct urb *urb
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19))
-                                          , struct pt_regs *regs
-#endif
-);
-static void cpcusb_read_interrupt_callback(struct urb *urb
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19))
-                                          , struct pt_regs *regs
-#endif
-);
+static void cpcusb_read_bulk_callback(struct urb *urb);
+static void cpcusb_write_bulk_callback(struct urb *urb);
+static void cpcusb_read_interrupt_callback(struct urb *urb);
 
-static int cpcusb_setup_intrep(CPC_USB_T * card);
+static int cpcusb_setup_intrep(CPC_USB_T *card);
 
 static struct file_operations cpcusb_fops = {
        /*
@@ -153,19 +136,11 @@ static struct file_operations cpcusb_fops = {
 static struct usb_class_driver cpcusb_class = {
        .name = "usb/cpc_usb%d",
        .fops = &cpcusb_fops,
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,14))
-       .mode =
-           S_IFCHR | S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH |
-           S_IWOTH,
-#endif
        .minor_base = CPC_USB_BASE_MNR,
 };
 
 /* usb specific object needed to register this driver with the usb subsystem */
 static struct usb_driver cpcusb_driver = {
-#if (LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,14))
-       .owner = THIS_MODULE,
-#endif
        .name = "cpc-usb",
        .probe = cpcusb_probe,
        .disconnect = cpcusb_disconnect,
@@ -210,7 +185,7 @@ static int cpcusb_proc_read_info(char *page, char **start, off_t off,
 /*
  * Remove CPC-USB and cleanup
  */
-static inline void cpcusb_delete(CPC_USB_T * card)
+static inline void cpcusb_delete(CPC_USB_T *card)
 {
        if (card) {
                if (card->chan) {
@@ -231,7 +206,7 @@ static inline void cpcusb_delete(CPC_USB_T * card)
 /*
  * setup the interrupt IN endpoint of a specific CPC-USB device
  */
-static int cpcusb_setup_intrep(CPC_USB_T * card)
+static int cpcusb_setup_intrep(CPC_USB_T *card)
 {
        int retval = 0;
        struct usb_endpoint_descriptor *ep;
@@ -243,21 +218,21 @@ static int cpcusb_setup_intrep(CPC_USB_T * card)
 
        /* setup the urb */
        usb_fill_int_urb(card->intr_in_urb, card->udev,
-                        usb_rcvintpipe(card->udev, card->num_intr_in),
-                        card->intr_in_buffer,
-                        sizeof(card->intr_in_buffer),
-                        cpcusb_read_interrupt_callback,
-                        card,
-                        ep->bInterval);
+                        usb_rcvintpipe(card->udev, card->num_intr_in),
+                        card->intr_in_buffer,
+                        sizeof(card->intr_in_buffer),
+                        cpcusb_read_interrupt_callback,
+                        card,
+                        ep->bInterval);
 
        card->intr_in_urb->status = 0;  /* needed! */
 
        /* submit the urb */
        retval = usb_submit_urb(card->intr_in_urb, GFP_KERNEL);
 
-       if (retval) {
-               err("%s - failed submitting intr urb, error %d", __FUNCTION__, retval);
-       }
+       if (retval)
+               err("%s - failed submitting intr urb, error %d", __func__,
+                   retval);
 
        return retval;
 }
@@ -277,7 +252,7 @@ static int cpcusb_open(struct inode *inode, struct file *file)
        interface = usb_find_interface(&cpcusb_driver, subminor);
        if (!interface) {
                err("%s - error, can't find device for minor %d",
-                               __FUNCTION__, subminor);
+                               __func__, subminor);
                retval = CPC_ERR_NO_INTERFACE_PRESENT;
                goto exit_no_device;
        }
@@ -302,21 +277,21 @@ static int cpcusb_open(struct inode *inode, struct file *file)
        file->private_data = card;
        for (j = 0; j < CPC_USB_URB_CNT; j++) {
                usb_fill_bulk_urb(card->urbs[j].urb, card->udev,
-                                 usb_rcvbulkpipe(card->udev, card->num_bulk_in),
-                                 card->urbs[j].buffer, card->urbs[j].size,
-                                 cpcusb_read_bulk_callback, card);
+                                 usb_rcvbulkpipe(card->udev, card->num_bulk_in),
+                                 card->urbs[j].buffer, card->urbs[j].size,
+                                 cpcusb_read_bulk_callback, card);
 
                retval = usb_submit_urb(card->urbs[j].urb, GFP_KERNEL);
 
                if (retval) {
                        err("%s - failed submitting read urb, error %d",
-                           __FUNCTION__, retval);
+                           __func__, retval);
                        retval = CPC_ERR_TRANSMISSION_FAILED;
                        goto exit_on_error;
                }
        }
 
-       info("%s - %d URB's submitted", __FUNCTION__, j);
+       info("%s - %d URB's submitted", __func__, j);
 
        ResetBuffer(card->chan);
 
@@ -341,7 +316,7 @@ static unsigned int cpcusb_poll(struct file *file, poll_table * wait)
        unsigned int retval = 0;
 
        if (!card) {
-               err("%s - device object lost", __FUNCTION__);
+               err("%s - device object lost", __func__);
                return -EIO;
        }
 
@@ -362,7 +337,7 @@ static int cpcusb_release(struct inode *inode, struct file *file)
        int j, retval = 0;
 
        if (card == NULL) {
-               dbg("%s - object is NULL", __FUNCTION__);
+               dbg("%s - object is NULL", __func__);
                return CPC_ERR_NO_INTERFACE_PRESENT;
        }
 
@@ -370,7 +345,7 @@ static int cpcusb_release(struct inode *inode, struct file *file)
        down(&card->sem);
 
        if (!card->open) {
-               dbg("%s - device not opened", __FUNCTION__);
+               dbg("%s - device not opened", __func__);
                retval = CPC_ERR_NO_INTERFACE_PRESENT;
                goto exit_not_opened;
        }
@@ -417,7 +392,7 @@ exit_not_opened:
 }
 
 static ssize_t cpcusb_read(struct file *file, char *buffer, size_t count,
-                          loff_t * ppos)
+                          loff_t *ppos)
 {
        CPC_USB_T *card = (CPC_USB_T *) file->private_data;
        CPC_CHAN_T *chan;
@@ -460,7 +435,7 @@ static ssize_t cpcusb_read(struct file *file, char *buffer, size_t count,
                        retval = sizeof(CPC_MSG_T);
                }
        }
-//    spin_unlock_irqrestore(&card->slock, flags);
+/*     spin_unlock_irqrestore(&card->slock, flags); */
 
        /* unlock the device */
        up(&card->sem);
@@ -469,9 +444,9 @@ static ssize_t cpcusb_read(struct file *file, char *buffer, size_t count,
 }
 
 #define SHIFT  1
-static void inline cpcusb_align_buffer_alignment(unsigned char *buf)
+static inline void cpcusb_align_buffer_alignment(unsigned char *buf)
 {
-       // CPC-USB uploads packed bytes.
+       /* CPC-USB uploads packed bytes. */
        CPC_MSG_T *cpc = (CPC_MSG_T *) buf;
        unsigned int i;
 
@@ -481,9 +456,9 @@ static void inline cpcusb_align_buffer_alignment(unsigned char *buf)
        }
 }
 
-static int cpc_get_buffer_count(CPC_CHAN_T * chan)
+static int cpc_get_buffer_count(CPC_CHAN_T *chan)
 {
-       // check the buffer parameters
+       /* check the buffer parameters */
        if (chan->iidx == chan->oidx)
                return !chan->WnR ? CPC_MSG_BUF_CNT : 0;
        else if (chan->iidx >= chan->oidx)
@@ -493,7 +468,7 @@ static int cpc_get_buffer_count(CPC_CHAN_T * chan)
 }
 
 static ssize_t cpcusb_write(struct file *file, const char *buffer,
-                           size_t count, loff_t * ppos)
+                           size_t count, loff_t *ppos)
 {
        CPC_USB_T *card = (CPC_USB_T *) file->private_data;
        CPC_USB_WRITE_URB_T *wrUrb = NULL;
@@ -507,7 +482,7 @@ static ssize_t cpcusb_write(struct file *file, const char *buffer,
        CPC_MSG_T *info = NULL;
 
        dbg("%s - entered minor %d, count = %d, present = %d",
-           __FUNCTION__, card->minor, count, card->present);
+           __func__, card->minor, count, card->present);
 
        if (count > sizeof(CPC_MSG_T))
                return CPC_ERR_UNKNOWN;
@@ -527,7 +502,7 @@ static ssize_t cpcusb_write(struct file *file, const char *buffer,
 
        /* verify that we actually have some data to write */
        if (count == 0) {
-               dbg("%s - write request of 0 bytes", __FUNCTION__);
+               dbg("%s - write request of 0 bytes", __func__);
                goto exit;
        }
 
@@ -537,7 +512,7 @@ static ssize_t cpcusb_write(struct file *file, const char *buffer,
                if (info->type != CPC_CMD_T_CLEAR_CMD_QUEUE
                    || card->free_slots <= 0) {
                        dbg("%s - send buffer full please try again %d",
-                           __FUNCTION__, card->free_slots);
+                           __func__, card->free_slots);
                        retval = CPC_ERR_CAN_NO_TRANSMIT_BUF;
                        goto exit;
                }
@@ -556,7 +531,7 @@ static ssize_t cpcusb_write(struct file *file, const char *buffer,
 
        /* don't found write urb say error */
        if (!wrUrb) {
-               dbg("%s - no free send urb available", __FUNCTION__);
+               dbg("%s - no free send urb available", __func__);
                retval = CPC_ERR_CAN_NO_TRANSMIT_BUF;
                goto exit;
        }
@@ -576,7 +551,7 @@ static ssize_t cpcusb_write(struct file *file, const char *buffer,
        /* check if it is a DRIVER information message, so we can
         * response to that message and not the USB
         */
-       info = (CPC_MSG_T *) & obuf[4];
+       info = (CPC_MSG_T *) &obuf[4];
 
        bytes_written = 11 + info->length;
        if (bytes_written >= wrUrb->size) {
@@ -662,7 +637,7 @@ static ssize_t cpcusb_write(struct file *file, const char *buffer,
                /* if it is a parameter message convert it from SJA1000 controller
                 * settings to M16C Basic controller settings
                 */
-               SJA1000_TO_M16C_BASIC_Params((CPC_MSG_T *) & obuf[4]);
+               SJA1000_TO_M16C_BASIC_Params((CPC_MSG_T *) &obuf[4]);
        }
 
        /* don't forget the byte alignment */
@@ -681,7 +656,7 @@ static ssize_t cpcusb_write(struct file *file, const char *buffer,
        if (retval) {
                atomic_set(&wrUrb->busy, 0);    /* release urb */
                err("%s - failed submitting write urb, error %d",
-                   __FUNCTION__, retval);
+                   __func__, retval);
        } else {
                retval = bytes_written;
        }
@@ -690,7 +665,7 @@ exit:
        /* unlock the device */
        up(&card->sem);
 
-       dbg("%s - leaved", __FUNCTION__);
+       dbg("%s - leaved", __func__);
 
        return retval;
 }
@@ -698,11 +673,7 @@ exit:
 /*
  * callback for interrupt IN urb
  */
-static void cpcusb_read_interrupt_callback(struct urb *urb
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19))
-                                          , struct pt_regs *regs
-#endif
-)
+static void cpcusb_read_interrupt_callback(struct urb *urb)
 {
        CPC_USB_T *card = (CPC_USB_T *) urb->context;
        int retval;
@@ -712,7 +683,7 @@ static void cpcusb_read_interrupt_callback(struct urb *urb
 
        if (!card->present) {
                spin_unlock_irqrestore(&card->slock, flags);
-               info("%s - no such device", __FUNCTION__);
+               info("%s - no such device", __func__);
                return;
        }
 
@@ -725,17 +696,17 @@ static void cpcusb_read_interrupt_callback(struct urb *urb
        case -ESHUTDOWN:
                /* urb was killed */
                spin_unlock_irqrestore(&card->slock, flags);
-               dbg("%s - intr urb killed", __FUNCTION__);
+               dbg("%s - intr urb killed", __func__);
                return;
        default:
-               info("%s - nonzero urb status %d", __FUNCTION__, urb->status);
+               info("%s - nonzero urb status %d", __func__, urb->status);
                break;
        }
 
        retval = usb_submit_urb(urb, GFP_ATOMIC);
        if (retval) {
                err("%s - failed resubmitting intr urb, error %d",
-                   __FUNCTION__, retval);
+                   __func__, retval);
        }
 
        spin_unlock_irqrestore(&card->slock, flags);
@@ -746,18 +717,16 @@ static void cpcusb_read_interrupt_callback(struct urb *urb
 
 #define UN_SHIFT  1
 #define CPCMSG_HEADER_LEN_FIRMWARE   11
-static int inline cpcusb_unalign_and_copy_buffy(unsigned char *out,
-                                       unsigned char *in)
+static inline int cpcusb_unalign_and_copy_buffy(unsigned char *out,
+                                               unsigned char *in)
 {
        unsigned int i, j;
 
-       for (i = 0; i < 3; i++) {
+       for (i = 0; i < 3; i++)
                out[i] = in[i];
-       }
 
-       for (j = 0; j < (in[1] + (CPCMSG_HEADER_LEN_FIRMWARE - 3)); j++) {
+       for (j = 0; j < (in[1] + (CPCMSG_HEADER_LEN_FIRMWARE - 3)); j++)
                out[j + i + UN_SHIFT] = in[j + i];
-       }
 
        return i + j;
 }
@@ -765,11 +734,7 @@ static int inline cpcusb_unalign_and_copy_buffy(unsigned char *out,
 /*
  * callback for bulk IN urb
  */
-static void cpcusb_read_bulk_callback(struct urb *urb
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19))
-                                          , struct pt_regs *regs
-#endif
-)
+static void cpcusb_read_bulk_callback(struct urb *urb)
 {
        CPC_USB_T *card = (CPC_USB_T *) urb->context;
        CPC_CHAN_T *chan;
@@ -778,7 +743,7 @@ static void cpcusb_read_bulk_callback(struct urb *urb
        unsigned long flags;
 
        if (!card) {
-               err("%s - device object lost", __FUNCTION__);
+               err("%s - device object lost", __func__);
                return;
        }
 
@@ -786,7 +751,7 @@ static void cpcusb_read_bulk_callback(struct urb *urb
 
        if (!card->present) {
                spin_unlock_irqrestore(&card->slock, flags);
-               info("%s - no such device", __FUNCTION__);
+               info("%s - no such device", __func__);
                return;
        }
 
@@ -798,10 +763,10 @@ static void cpcusb_read_bulk_callback(struct urb *urb
        case -ESHUTDOWN:
                /* urb was killed */
                spin_unlock_irqrestore(&card->slock, flags);
-               dbg("%s - read urb killed", __FUNCTION__);
+               dbg("%s - read urb killed", __func__);
                return;
        default:
-               info("%s - nonzero urb status %d", __FUNCTION__, urb->status);
+               info("%s - nonzero urb status %d", __func__, urb->status);
                break;
        }
 
@@ -833,15 +798,15 @@ static void cpcusb_read_bulk_callback(struct urb *urb
        }
 
        usb_fill_bulk_urb(urb, card->udev,
-                         usb_rcvbulkpipe(card->udev, card->num_bulk_in),
-                         urb->transfer_buffer,
-                         urb->transfer_buffer_length,
-                         cpcusb_read_bulk_callback, card);
+                         usb_rcvbulkpipe(card->udev, card->num_bulk_in),
+                         urb->transfer_buffer,
+                         urb->transfer_buffer_length,
+                         cpcusb_read_bulk_callback, card);
 
        retval = usb_submit_urb(urb, GFP_ATOMIC);
 
        if (retval) {
-               err("%s - failed resubmitting read urb, error %d", __FUNCTION__, retval);
+               err("%s - failed resubmitting read urb, error %d", __func__, retval);
        }
 
        spin_unlock_irqrestore(&card->slock, flags);
@@ -852,11 +817,7 @@ static void cpcusb_read_bulk_callback(struct urb *urb
 /*
  * callback for bulk IN urb
  */
-static void cpcusb_write_bulk_callback(struct urb *urb
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19))
-                                          , struct pt_regs *regs
-#endif
-)
+static void cpcusb_write_bulk_callback(struct urb *urb)
 {
        CPC_USB_T *card = (CPC_USB_T *) urb->context;
        unsigned long flags;
@@ -883,10 +844,10 @@ static void cpcusb_write_bulk_callback(struct urb *urb
        case -ESHUTDOWN:
                /* urb was killed */
                spin_unlock_irqrestore(&card->slock, flags);
-               dbg("%s - write urb no. %d killed", __FUNCTION__, j);
+               dbg("%s - write urb no. %d killed", __func__, j);
                return;
        default:
-               info("%s - nonzero urb status %d", __FUNCTION__, urb->status);
+               info("%s - nonzero urb status %d", __func__, urb->status);
                break;
        }
 
@@ -911,7 +872,7 @@ static inline int cpcusb_get_free_slot(void)
  * probe function for new CPC-USB devices
  */
 static int cpcusb_probe(struct usb_interface *interface,
-                               const struct usb_device_id *id)
+                       const struct usb_device_id *id)
 {
        CPC_USB_T *card = NULL;
        CPC_CHAN_T *chan = NULL;
@@ -922,7 +883,8 @@ static int cpcusb_probe(struct usb_interface *interface,
 
        int i, j, retval = -ENOMEM, slot;
 
-       if ((slot = cpcusb_get_free_slot()) < 0) {
+       slot = cpcusb_get_free_slot();
+       if (slot < 0) {
                info("No more devices supported");
                return -ENOMEM;
        }
@@ -961,7 +923,7 @@ static int cpcusb_probe(struct usb_interface *interface,
        card->productId = udev->descriptor.idProduct;
        info("Product %s",
             card->productId == USB_CPCUSB_LPC2119_PRODUCT_ID ?
-                        "CPC-USB/ARM7" : "CPC-USB/M16C");
+                        "CPC-USB/ARM7" : "CPC-USB/M16C");
 
        /* set up the endpoint information */
        /* check out the endpoints */
@@ -1008,7 +970,7 @@ static int cpcusb_probe(struct usb_interface *interface,
                                }
                        }
                        info("%s - %d reading URB's allocated",
-                            __FUNCTION__, CPC_USB_URB_CNT);
+                            __func__, CPC_USB_URB_CNT);
                }
 
                if (!card->num_bulk_out &&
@@ -1028,8 +990,8 @@ static int cpcusb_probe(struct usb_interface *interface,
                                        goto error;
                                }
                                card->wrUrbs[j].buffer = usb_buffer_alloc(udev,
-                                                              card->wrUrbs[j].size, GFP_KERNEL,
-                                                              &card->wrUrbs[j].urb->transfer_dma);
+                                                              card->wrUrbs[j].size, GFP_KERNEL,
+                                                              &card->wrUrbs[j].urb->transfer_dma);
 
                                if (!card->wrUrbs[j].buffer) {
                                        err("Couldn't allocate bulk_out_buffer");
@@ -1044,7 +1006,7 @@ static int cpcusb_probe(struct usb_interface *interface,
                                                card);
                        }
 
-                       info("%s - %d writing URB's allocated", __FUNCTION__, CPC_USB_URB_CNT);
+                       info("%s - %d writing URB's allocated", __func__, CPC_USB_URB_CNT);
                }
        }