[U-Boot] [PATCH] USB storage cleanup patch

Remy Bohmer linux at bohmer.net
Fri Jan 2 14:09:54 CET 2009


Hello Michael,

2008/12/10 Michael Trimarchi <trimarchi at gandalf.sssup.it>:
> Cleanup usb storage
>
> Signed-off-by: Michael Trimarchi <trimarchimichael at yahoo.it>

oops... I overlooked this one...
Applied to U-boot-usb tree.

Thanks!

Remy


>
> ---
> diff --git a/common/usb_storage.c b/common/usb_storage.c
> index 94f659f..973d82f 100644
> --- a/common/usb_storage.c
> +++ b/common/usb_storage.c
> @@ -63,9 +63,9 @@
>  #undef BBB_XPORT_TRACE
>
>  #ifdef USB_STOR_DEBUG
> -#define USB_STOR_PRINTF(fmt,args...)   printf (fmt ,##args)
> +#define USB_STOR_PRINTF(fmt, args...)  printf(fmt , ##args)
>  #else
> -#define USB_STOR_PRINTF(fmt,args...)
> +#define USB_STOR_PRINTF(fmt, args...)
>  #endif
>
>  #include <scsi.h>
> @@ -110,7 +110,7 @@ typedef struct {
>        __u8            CBWCDB[CBWCDBLENGTH];
>  } umass_bbb_cbw_t;
>  #define UMASS_BBB_CBW_SIZE     31
> -static __u32 CBWTag = 0;
> +static __u32 CBWTag;
>
>  /* Command Status Wrapper */
>  typedef struct {
> @@ -126,34 +126,35 @@ typedef struct {
>  #define UMASS_BBB_CSW_SIZE     13
>
>  #define USB_MAX_STOR_DEV 5
> -static int usb_max_devs = 0; /* number of highest available usb device */
> +static int usb_max_devs; /* number of highest available usb device */
>
>  static block_dev_desc_t usb_dev_desc[USB_MAX_STOR_DEV];
>
>  struct us_data;
> -typedef int (*trans_cmnd)(ccb*, struct us_data*);
> -typedef int (*trans_reset)(struct us_data*);
> +typedef int (*trans_cmnd)(ccb *cb, struct us_data *data);
> +typedef int (*trans_reset)(struct us_data *data);
>
>  struct us_data {
> -       struct usb_device       *pusb_dev;       /* this usb_device */
> -       unsigned int            flags;           /* from filter initially */
> -       unsigned char           ifnum;           /* interface number */
> -       unsigned char           ep_in;           /* in endpoint */
> -       unsigned char           ep_out;          /* out ....... */
> -       unsigned char           ep_int;          /* interrupt . */
> -       unsigned char           subclass;        /* as in overview */
> -       unsigned char           protocol;        /* .............. */
> -       unsigned char           attention_done;  /* force attn on first cmd */
> -       unsigned short  ip_data;         /* interrupt data */
> -       int                                                     action;          /* what to do */
> -       int                                                     ip_wanted; /* needed */
> -       int                                                     *irq_handle;     /* for USB int requests */
> -       unsigned int            irqpipe;         /* pipe for release_irq */
> -       unsigned char           irqmaxp;        /* max packed for irq Pipe */
> -       unsigned char   irqinterval; /* Intervall for IRQ Pipe */
> -       ccb                                                     *srb;            /* current srb */
> -       trans_reset                     transport_reset; /* reset routine */
> -       trans_cmnd                      transport; /* transport routine */
> +       struct usb_device *pusb_dev;     /* this usb_device */
> +
> +       unsigned int    flags;                  /* from filter initially */
> +       unsigned char   ifnum;                  /* interface number */
> +       unsigned char   ep_in;                  /* in endpoint */
> +       unsigned char   ep_out;                 /* out ....... */
> +       unsigned char   ep_int;                 /* interrupt . */
> +       unsigned char   subclass;               /* as in overview */
> +       unsigned char   protocol;               /* .............. */
> +       unsigned char   attention_done;         /* force attn on first cmd */
> +       unsigned short  ip_data;                /* interrupt data */
> +       int             action;                 /* what to do */
> +       int             ip_wanted;              /* needed */
> +       int             *irq_handle;            /* for USB int requests */
> +       unsigned int    irqpipe;                /* pipe for release_irq */
> +       unsigned char   irqmaxp;                /* max packed for irq Pipe */
> +       unsigned char   irqinterval;            /* Intervall for IRQ Pipe */
> +       ccb             *srb;                   /* current srb */
> +       trans_reset     transport_reset;        /* reset routine */
> +       trans_cmnd      transport;              /* transport routine */
>  };
>
>  static struct us_data usb_stor[USB_MAX_STOR_DEV];
> @@ -163,10 +164,12 @@ static struct us_data usb_stor[USB_MAX_STOR_DEV];
>  #define USB_STOR_TRANSPORT_FAILED -1
>  #define USB_STOR_TRANSPORT_ERROR  -2
>
> -
> -int usb_stor_get_info(struct usb_device *dev, struct us_data *us, block_dev_desc_t *dev_desc);
> -int usb_storage_probe(struct usb_device *dev, unsigned int ifnum,struct us_data *ss);
> -unsigned long usb_stor_read(int device, unsigned long blknr, unsigned long blkcnt, void *buffer);
> +int usb_stor_get_info(struct usb_device *dev, struct us_data *us,
> +                     block_dev_desc_t *dev_desc);
> +int usb_storage_probe(struct usb_device *dev, unsigned int ifnum,
> +                     struct us_data *ss);
> +unsigned long usb_stor_read(int device, unsigned long blknr,
> +                           unsigned long blkcnt, void *buffer);
>  struct usb_device * usb_get_dev_index(int index);
>  void uhci_show_temp_int_td(void);
>
> @@ -181,7 +184,7 @@ void usb_show_progress(void)
>        printf(".");
>  }
>
> -/*********************************************************************************
> +/*******************************************************************************
>  * show info on storage devices; 'usb start/init' must be invoked earlier
>  * as we only retrieve structures populated during devices initialization
>  */
> @@ -191,7 +194,7 @@ int usb_stor_info(void)
>
>        if (usb_max_devs > 0) {
>                for (i = 0; i < usb_max_devs; i++) {
> -                       printf ("  Device %d: ", i);
> +                       printf("  Device %d: ", i);
>                        dev_print(&usb_dev_desc[i]);
>                }
>                return 0;
> @@ -201,7 +204,7 @@ int usb_stor_info(void)
>        return 1;
>  }
>
> -/*********************************************************************************
> +/*******************************************************************************
>  * scan the usb and reports device info
>  * to the user if mode = 1
>  * returns current device or -1 if no
> @@ -214,67 +217,69 @@ int usb_stor_scan(int mode)
>        /* GJ */
>        memset(usb_stor_buf, 0, sizeof(usb_stor_buf));
>
> -       if(mode==1) {
> +       if (mode == 1)
>                printf("       scanning bus for storage devices... ");
> -       }
> +
>        usb_disable_asynch(1); /* asynch transfer not allowed */
>
> -       for(i=0;i<USB_MAX_STOR_DEV;i++) {
> -               memset(&usb_dev_desc[i],0,sizeof(block_dev_desc_t));
> -               usb_dev_desc[i].target=0xff;
> -               usb_dev_desc[i].if_type=IF_TYPE_USB;
> -               usb_dev_desc[i].dev=i;
> -               usb_dev_desc[i].part_type=PART_TYPE_UNKNOWN;
> -               usb_dev_desc[i].block_read=usb_stor_read;
> +       for (i = 0; i < USB_MAX_STOR_DEV; i++) {
> +               memset(&usb_dev_desc[i], 0, sizeof(block_dev_desc_t));
> +               usb_dev_desc[i].target = 0xff;
> +               usb_dev_desc[i].if_type = IF_TYPE_USB;
> +               usb_dev_desc[i].dev = i;
> +               usb_dev_desc[i].part_type = PART_TYPE_UNKNOWN;
> +               usb_dev_desc[i].block_read = usb_stor_read;
>        }
>
> -       usb_max_devs=0;
> -       for(i=0;i<USB_MAX_DEVICE;i++) {
> -               dev=usb_get_dev_index(i); /* get device */
> -               USB_STOR_PRINTF("i=%d\n",i);
> -               if(dev==NULL) {
> +       usb_max_devs = 0;
> +       for (i = 0; i < USB_MAX_DEVICE; i++) {
> +               dev = usb_get_dev_index(i); /* get device */
> +               USB_STOR_PRINTF("i=%d\n", i);
> +               if (dev == NULL)
>                        break; /* no more devices avaiable */
> -               }
> -               if(usb_storage_probe(dev,0,&usb_stor[usb_max_devs])) { /* ok, it is a storage devices */
> -                       /* get info and fill it in */
> -                       if(usb_stor_get_info(dev, &usb_stor[usb_max_devs], &usb_dev_desc[usb_max_devs]))
> +
> +               if (usb_storage_probe(dev, 0, &usb_stor[usb_max_devs])) {
> +                       /* ok, it is a storage devices
> +                        * get info and fill it in
> +                        */
> +                       if (usb_stor_get_info(dev, &usb_stor[usb_max_devs],
> +                                               &usb_dev_desc[usb_max_devs]))
>                                usb_max_devs++;
> -               } /* if storage device */
> -               if(usb_max_devs==USB_MAX_STOR_DEV) {
> -                       printf("max USB Storage Device reached: %d stopping\n",usb_max_devs);
> +               }
> +               /* if storage device */
> +               if (usb_max_devs == USB_MAX_STOR_DEV) {
> +                       printf("max USB Storage Device reached: %d stopping\n",
> +                               usb_max_devs);
>                        break;
>                }
>        } /* for */
>
>        usb_disable_asynch(0); /* asynch transfer allowed */
>        printf("%d Storage Device(s) found\n", usb_max_devs);
> -       if(usb_max_devs>0)
> +       if (usb_max_devs > 0)
>                return 0;
> -       else
> -               return-1;
> +       return -1;
>  }
>
>  static int usb_stor_irq(struct usb_device *dev)
>  {
>        struct us_data *us;
> -       us=(struct us_data *)dev->privptr;
> +       us = (struct us_data *)dev->privptr;
>
> -       if(us->ip_wanted) {
> -               us->ip_wanted=0;
> -       }
> +       if (us->ip_wanted)
> +               us->ip_wanted = 0;
>        return 0;
>  }
>
>
>  #ifdef USB_STOR_DEBUG
>
> -static void usb_show_srb(ccb * pccb)
> +static void usb_show_srb(ccb *pccb)
>  {
>        int i;
> -       printf("SRB: len %d datalen 0x%lX\n ",pccb->cmdlen,pccb->datalen);
> -       for(i=0;i<12;i++) {
> -               printf("%02X ",pccb->cmd[i]);
> -       }
> +       printf("SRB: len %d datalen 0x%lX\n ", pccb->cmdlen, pccb->datalen);
> +       for (i = 0; i < 12; i++)
> +               printf("%02X ", pccb->cmd[i]);
>        printf("\n");
>  }
>
> @@ -322,11 +327,14 @@ static int us_one_transfer(struct us_data *us, int pipe, char *buf, int length)
>                        USB_STOR_PRINTF("Bulk xfer 0x%x(%d) try #%d\n",
>                                  (unsigned int)buf, this_xfer, 11 - maxtry);
>                        result = usb_bulk_msg(us->pusb_dev, pipe, buf,
> -                                             this_xfer, &partial, USB_CNTL_TIMEOUT*5);
> +                                             this_xfer, &partial,
> +                                             USB_CNTL_TIMEOUT * 5);
>                        USB_STOR_PRINTF("bulk_msg returned %d xferred %d/%d\n",
>                                  result, partial, this_xfer);
> -                       if(us->pusb_dev->status!=0) {
> -                               /* if we stall, we need to clear it before we go on */
> +                       if (us->pusb_dev->status != 0) {
> +                               /* if we stall, we need to clear it before
> +                                * we go on
> +                                */
>  #ifdef USB_STOR_DEBUG
>                                display_int_status(us->pusb_dev->status);
>  #endif
> @@ -334,9 +342,9 @@ static int us_one_transfer(struct us_data *us, int pipe, char *buf, int length)
>                                        USB_STOR_PRINTF("stalled ->clearing endpoint halt for pipe 0x%x\n", pipe);
>                                        stat = us->pusb_dev->status;
>                                        usb_clear_halt(us->pusb_dev, pipe);
> -                                       us->pusb_dev->status=stat;
> -                                       if(this_xfer == partial) {
> -                                               USB_STOR_PRINTF("bulk transferred with error %X, but data ok\n",us->pusb_dev->status);
> +                                       us->pusb_dev->status = stat;
> +                                       if (this_xfer == partial) {
> +                                               USB_STOR_PRINTF("bulk transferred with error %X, but data ok\n", us->pusb_dev->status);
>                                                return 0;
>                                        }
>                                        else
> @@ -346,12 +354,15 @@ static int us_one_transfer(struct us_data *us, int pipe, char *buf, int length)
>                                        USB_STOR_PRINTF("Device NAKed bulk_msg\n");
>                                        return result;
>                                }
> -                               if(this_xfer == partial) {
> -                                       USB_STOR_PRINTF("bulk transferred with error %d, but data ok\n",us->pusb_dev->status);
> +                               USB_STOR_PRINTF("bulk transferred with error");
> +                               if (this_xfer == partial) {
> +                                       USB_STOR_PRINTF(" %d, but data ok\n",
> +                                                       us->pusb_dev->status);
>                                        return 0;
>                                }
>                                /* if our try counter reaches 0, bail out */
> -                               USB_STOR_PRINTF("bulk transferred with error %d, data %d\n",us->pusb_dev->status,partial);
> +                                       USB_STOR_PRINTF(" %d, data %d\n",
> +                                               us->pusb_dev->status, partial);
>                                if (!maxtry--)
>                                                return result;
>                        }
> @@ -359,7 +370,7 @@ static int us_one_transfer(struct us_data *us, int pipe, char *buf, int length)
>                        this_xfer -= partial;
>                        buf += partial;
>                        /* continue until this transfer is done */
> -               } while ( this_xfer );
> +               } while (this_xfer);
>        }
>
>        /* if we get here, we're done and successful */
> @@ -386,29 +397,33 @@ static int usb_stor_BBB_reset(struct us_data *us)
>         * This comment stolen from FreeBSD's /sys/dev/usb/umass.c.
>         */
>        USB_STOR_PRINTF("BBB_reset\n");
> -       result = usb_control_msg(us->pusb_dev, usb_sndctrlpipe(us->pusb_dev,0),
> -                                US_BBB_RESET, USB_TYPE_CLASS | USB_RECIP_INTERFACE,
> -                                0, us->ifnum, 0, 0, USB_CNTL_TIMEOUT*5);
> +       result = usb_control_msg(us->pusb_dev, usb_sndctrlpipe(us->pusb_dev, 0),
> +                                US_BBB_RESET,
> +                                USB_TYPE_CLASS | USB_RECIP_INTERFACE,
> +                                0, us->ifnum, 0, 0, USB_CNTL_TIMEOUT * 5);
>
> -       if((result < 0) && (us->pusb_dev->status & USB_ST_STALLED))
> -       {
> +       if ((result < 0) && (us->pusb_dev->status & USB_ST_STALLED)) {
>                USB_STOR_PRINTF("RESET:stall\n");
>                return -1;
>        }
>
>        /* long wait for reset */
>        wait_ms(150);
> -       USB_STOR_PRINTF("BBB_reset result %d: status %X reset\n",result,us->pusb_dev->status);
> +       USB_STOR_PRINTF("BBB_reset result %d: status %X reset\n", result,
> +                       us->pusb_dev->status);
>        pipe = usb_rcvbulkpipe(us->pusb_dev, us->ep_in);
>        result = usb_clear_halt(us->pusb_dev, pipe);
>        /* long wait for reset */
>        wait_ms(150);
> -       USB_STOR_PRINTF("BBB_reset result %d: status %X clearing IN endpoint\n",result,us->pusb_dev->status);
> +       USB_STOR_PRINTF("BBB_reset result %d: status %X clearing IN endpoint\n",
> +                       result, us->pusb_dev->status);
>        /* long wait for reset */
>        pipe = usb_sndbulkpipe(us->pusb_dev, us->ep_out);
>        result = usb_clear_halt(us->pusb_dev, pipe);
>        wait_ms(150);
> -       USB_STOR_PRINTF("BBB_reset result %d: status %X clearing OUT endpoint\n",result,us->pusb_dev->status);
> +       USB_STOR_PRINTF("BBB_reset result %d: status %X"
> +                       " clearing OUT endpoint\n", result,
> +                       us->pusb_dev->status);
>        USB_STOR_PRINTF("BBB_reset done\n");
>        return 0;
>  }
> @@ -423,16 +438,20 @@ static int usb_stor_CB_reset(struct us_data *us)
>        int result;
>
>        USB_STOR_PRINTF("CB_reset\n");
> -       memset(cmd, 0xFF, sizeof(cmd));
> +       memset(cmd, 0xff, sizeof(cmd));
>        cmd[0] = SCSI_SEND_DIAG;
>        cmd[1] = 4;
> -       result = usb_control_msg(us->pusb_dev, usb_sndctrlpipe(us->pusb_dev,0),
> -                                US_CBI_ADSC, USB_TYPE_CLASS | USB_RECIP_INTERFACE,
> -                                0, us->ifnum, cmd, sizeof(cmd), USB_CNTL_TIMEOUT*5);
> +       result = usb_control_msg(us->pusb_dev, usb_sndctrlpipe(us->pusb_dev, 0),
> +                                US_CBI_ADSC,
> +                                USB_TYPE_CLASS | USB_RECIP_INTERFACE,
> +                                0, us->ifnum, cmd, sizeof(cmd),
> +                                USB_CNTL_TIMEOUT * 5);
>
>        /* long wait for reset */
>        wait_ms(1500);
> -       USB_STOR_PRINTF("CB_reset result %d: status %X clearing endpoint halt\n",result,us->pusb_dev->status);
> +       USB_STOR_PRINTF("CB_reset result %d: status %X"
> +                       " clearing endpoint halt\n", result,
> +                       us->pusb_dev->status);
>        usb_clear_halt(us->pusb_dev, usb_rcvbulkpipe(us->pusb_dev, us->ep_in));
>        usb_clear_halt(us->pusb_dev, usb_rcvbulkpipe(us->pusb_dev, us->ep_out));
>
> @@ -455,9 +474,11 @@ int usb_stor_BBB_comdat(ccb *srb, struct us_data *us)
>        dir_in = US_DIRECTION(srb->cmd[0]);
>
>  #ifdef BBB_COMDAT_TRACE
> -       printf("dir %d lun %d cmdlen %d cmd %p datalen %d pdata %p\n", dir_in, srb->lun, srb->cmdlen, srb->cmd, srb->datalen, srb->pdata);
> +       printf("dir %d lun %d cmdlen %d cmd %p datalen %d pdata %p\n",
> +               dir_in, srb->lun, srb->cmdlen, srb->cmd, srb->datalen,
> +               srb->pdata);
>        if (srb->cmdlen) {
> -               for(result = 0;result < srb->cmdlen;result++)
> +               for (result = 0; result < srb->cmdlen; result++)
>                        printf("cmd[%d] %#x ", result, srb->cmd[result]);
>                printf("\n");
>        }
> @@ -474,13 +495,14 @@ int usb_stor_BBB_comdat(ccb *srb, struct us_data *us)
>        cbw.dCBWSignature = cpu_to_le32(CBWSIGNATURE);
>        cbw.dCBWTag = cpu_to_le32(CBWTag++);
>        cbw.dCBWDataTransferLength = cpu_to_le32(srb->datalen);
> -       cbw.bCBWFlags = (dir_in? CBWFLAGS_IN : CBWFLAGS_OUT);
> +       cbw.bCBWFlags = (dir_in ? CBWFLAGS_IN : CBWFLAGS_OUT);
>        cbw.bCBWLUN = srb->lun;
>        cbw.bCDBLength = srb->cmdlen;
>        /* copy the command data into the CBW command data buffer */
>        /* DST SRC LEN!!! */
>        memcpy(cbw.CBWCDB, srb->cmd, srb->cmdlen);
> -       result = usb_bulk_msg(us->pusb_dev, pipe, &cbw, UMASS_BBB_CBW_SIZE, &actlen, USB_CNTL_TIMEOUT*5);
> +       result = usb_bulk_msg(us->pusb_dev, pipe, &cbw, UMASS_BBB_CBW_SIZE,
> +                             &actlen, USB_CNTL_TIMEOUT * 5);
>        if (result < 0)
>                USB_STOR_PRINTF("usb_stor_BBB_comdat:usb_bulk_msg error\n");
>        return result;
> @@ -492,46 +514,61 @@ int usb_stor_BBB_comdat(ccb *srb, struct us_data *us)
>  int usb_stor_CB_comdat(ccb *srb, struct us_data *us)
>  {
>        int result = 0;
> -       int dir_in,retry;
> +       int dir_in, retry;
>        unsigned int pipe;
>        unsigned long status;
>
> -       retry=5;
> -               dir_in=US_DIRECTION(srb->cmd[0]);
> +       retry = 5;
> +       dir_in = US_DIRECTION(srb->cmd[0]);
>
> -               if(dir_in)
> -                       pipe=usb_rcvbulkpipe(us->pusb_dev, us->ep_in);
> -               else
> -                       pipe=usb_sndbulkpipe(us->pusb_dev, us->ep_out);
> -       while(retry--) {
> -               USB_STOR_PRINTF("CBI gets a command: Try %d\n",5-retry);
> +       if (dir_in)
> +               pipe = usb_rcvbulkpipe(us->pusb_dev, us->ep_in);
> +       else
> +               pipe = usb_sndbulkpipe(us->pusb_dev, us->ep_out);
> +
> +       while (retry--) {
> +               USB_STOR_PRINTF("CBI gets a command: Try %d\n", 5 - retry);
>  #ifdef USB_STOR_DEBUG
>                usb_show_srb(srb);
>  #endif
>                /* let's send the command via the control pipe */
> -               result = usb_control_msg(us->pusb_dev, usb_sndctrlpipe(us->pusb_dev,0),
> -                                        US_CBI_ADSC, USB_TYPE_CLASS | USB_RECIP_INTERFACE,
> +               result = usb_control_msg(us->pusb_dev,
> +                                        usb_sndctrlpipe(us->pusb_dev , 0),
> +                                        US_CBI_ADSC,
> +                                        USB_TYPE_CLASS | USB_RECIP_INTERFACE,
>                                         0, us->ifnum,
> -                                        srb->cmd, srb->cmdlen, USB_CNTL_TIMEOUT*5);
> -               USB_STOR_PRINTF("CB_transport: control msg returned %d, status %X\n",result,us->pusb_dev->status);
> +                                        srb->cmd, srb->cmdlen,
> +                                        USB_CNTL_TIMEOUT * 5);
> +               USB_STOR_PRINTF("CB_transport: control msg returned %d,"
> +                               " status %X\n", result, us->pusb_dev->status);
>                /* check the return code for the command */
>                if (result < 0) {
> -                       if(us->pusb_dev->status & USB_ST_STALLED) {
> -                               status=us->pusb_dev->status;
> -                               USB_STOR_PRINTF(" stall during command found, clear pipe\n");
> -                               usb_clear_halt(us->pusb_dev,  usb_sndctrlpipe(us->pusb_dev,0));
> -                               us->pusb_dev->status=status;
> +                       if (us->pusb_dev->status & USB_ST_STALLED) {
> +                               status = us->pusb_dev->status;
> +                               USB_STOR_PRINTF(" stall during command found,"
> +                                               " clear pipe\n");
> +                               usb_clear_halt(us->pusb_dev,
> +                                             usb_sndctrlpipe(us->pusb_dev, 0));
> +                               us->pusb_dev->status = status;
>                        }
> -                       USB_STOR_PRINTF(" error during command %02X Stat = %X\n",srb->cmd[0],us->pusb_dev->status);
> +                       USB_STOR_PRINTF(" error during command %02X"
> +                                       " Stat = %X\n", srb->cmd[0],
> +                                       us->pusb_dev->status);
>                        return result;
>                }
>                /* transfer the data payload for this command, if one exists*/
>
> -               USB_STOR_PRINTF("CB_transport: control msg returned %d, direction is %s to go 0x%lx\n",result,dir_in ? "IN" : "OUT",srb->datalen);
> +               USB_STOR_PRINTF("CB_transport: control msg returned %d,"
> +                               " direction is %s to go 0x%lx\n", result,
> +                               dir_in ? "IN" : "OUT", srb->datalen);
>                if (srb->datalen) {
> -                       result = us_one_transfer(us, pipe, (char *)srb->pdata,srb->datalen);
> -                       USB_STOR_PRINTF("CBI attempted to transfer data, result is %d status %lX, len %d\n", result,us->pusb_dev->status,us->pusb_dev->act_len);
> -                       if(!(us->pusb_dev->status & USB_ST_NAK_REC))
> +                       result = us_one_transfer(us, pipe, (char *)srb->pdata,
> +                                                srb->datalen);
> +                       USB_STOR_PRINTF("CBI attempted to transfer data,"
> +                                       " result is %d status %lX, len %d\n",
> +                                       result, us->pusb_dev->status,
> +                                       us->pusb_dev->act_len);
> +                       if (!(us->pusb_dev->status & USB_ST_NAK_REC))
>                                break;
>                } /* if (srb->datalen) */
>                else
> @@ -543,21 +580,21 @@ int usb_stor_CB_comdat(ccb *srb, struct us_data *us)
>  }
>
>
> -int usb_stor_CBI_get_status (ccb * srb, struct us_data *us)
> +int usb_stor_CBI_get_status(ccb *srb, struct us_data *us)
>  {
>        int timeout;
>
>        us->ip_wanted = 1;
> -       submit_int_msg (us->pusb_dev, us->irqpipe,
> +       submit_int_msg(us->pusb_dev, us->irqpipe,
>                        (void *) &us->ip_data, us->irqmaxp, us->irqinterval);
>        timeout = 1000;
>        while (timeout--) {
>                if ((volatile int *) us->ip_wanted == 0)
>                        break;
> -               wait_ms (10);
> +               wait_ms(10);
>        }
>        if (us->ip_wanted) {
> -               printf ("       Did not get interrupt on CBI\n");
> +               printf("        Did not get interrupt on CBI\n");
>                us->ip_wanted = 0;
>                return USB_STOR_TRANSPORT_ERROR;
>        }
> @@ -596,9 +633,9 @@ int usb_stor_BBB_clear_endpt_stall(struct us_data *us, __u8 endpt)
>        int result;
>
>        /* ENDPOINT_HALT = 0, so set value to 0 */
> -       result = usb_control_msg(us->pusb_dev, usb_sndctrlpipe(us->pusb_dev,0),
> +       result = usb_control_msg(us->pusb_dev, usb_sndctrlpipe(us->pusb_dev, 0),
>                                USB_REQ_CLEAR_FEATURE, USB_RECIP_ENDPOINT,
> -                               0, endpt, 0, 0, USB_CNTL_TIMEOUT*5);
> +                               0, endpt, 0, 0, USB_CNTL_TIMEOUT * 5);
>        return result;
>  }
>
> @@ -638,12 +675,14 @@ int usb_stor_BBB_transport(ccb *srb, struct us_data *us)
>                pipe = pipein;
>        else
>                pipe = pipeout;
> -       result = usb_bulk_msg(us->pusb_dev, pipe, srb->pdata, srb->datalen, &data_actlen, USB_CNTL_TIMEOUT*5);
> +       result = usb_bulk_msg(us->pusb_dev, pipe, srb->pdata, srb->datalen,
> +                             &data_actlen, USB_CNTL_TIMEOUT * 5);
>        /* special handling of STALL in DATA phase */
> -       if((result < 0) && (us->pusb_dev->status & USB_ST_STALLED)) {
> +       if ((result < 0) && (us->pusb_dev->status & USB_ST_STALLED)) {
>                USB_STOR_PRINTF("DATA:stall\n");
>                /* clear the STALL on the endpoint */
> -               result = usb_stor_BBB_clear_endpt_stall(us, dir_in? us->ep_in : us->ep_out);
> +               result = usb_stor_BBB_clear_endpt_stall(us,
> +                                       dir_in ? us->ep_in : us->ep_out);
>                if (result >= 0)
>                        /* continue on to STATUS phase */
>                        goto st;
> @@ -660,15 +699,16 @@ int usb_stor_BBB_transport(ccb *srb, struct us_data *us)
>        printf("\n");
>  #endif
>        /* STATUS phase + error handling */
> -   st:
> +st:
>        retry = 0;
> -   again:
> +again:
>        USB_STOR_PRINTF("STATUS phase\n");
>        result = usb_bulk_msg(us->pusb_dev, pipein, &csw, UMASS_BBB_CSW_SIZE,
>                                &actlen, USB_CNTL_TIMEOUT*5);
>
>        /* special handling of STALL in STATUS phase */
> -       if((result < 0) && (retry < 1) && (us->pusb_dev->status & USB_ST_STALLED)) {
> +       if ((result < 0) && (retry < 1) &&
> +           (us->pusb_dev->status & USB_ST_STALLED)) {
>                USB_STOR_PRINTF("STATUS:stall\n");
>                /* clear the STALL on the endpoint */
>                result = usb_stor_BBB_clear_endpt_stall(us, us->ep_in);
> @@ -722,32 +762,33 @@ int usb_stor_BBB_transport(ccb *srb, struct us_data *us)
>
>  int usb_stor_CB_transport(ccb *srb, struct us_data *us)
>  {
> -       int result,status;
> +       int result, status;
>        ccb *psrb;
>        ccb reqsrb;
> -       int retry,notready;
> +       int retry, notready;
>
>        psrb = &reqsrb;
> -       status=USB_STOR_TRANSPORT_GOOD;
> -       retry=0;
> -       notready=0;
> +       status = USB_STOR_TRANSPORT_GOOD;
> +       retry = 0;
> +       notready = 0;
>        /* issue the command */
>  do_retry:
> -       result=usb_stor_CB_comdat(srb,us);
> -       USB_STOR_PRINTF("command / Data returned %d, status %X\n",result,us->pusb_dev->status);
> +       result = usb_stor_CB_comdat(srb, us);
> +       USB_STOR_PRINTF("command / Data returned %d, status %X\n",
> +                       result, us->pusb_dev->status);
>        /* if this is an CBI Protocol, get IRQ */
> -       if(us->protocol==US_PR_CBI) {
> -               status=usb_stor_CBI_get_status(srb,us);
> +       if (us->protocol == US_PR_CBI) {
> +               status = usb_stor_CBI_get_status(srb, us);
>                /* if the status is error, report it */
> -               if(status==USB_STOR_TRANSPORT_ERROR) {
> +               if (status == USB_STOR_TRANSPORT_ERROR) {
>                        USB_STOR_PRINTF(" USB CBI Command Error\n");
>                        return status;
>                }
> -               srb->sense_buf[12]=(unsigned char)(us->ip_data>>8);
> -               srb->sense_buf[13]=(unsigned char)(us->ip_data&0xff);
> -               if(!us->ip_data) {
> -               /* if the status is good, report it */
> -                       if(status==USB_STOR_TRANSPORT_GOOD) {
> +               srb->sense_buf[12] = (unsigned char)(us->ip_data >> 8);
> +               srb->sense_buf[13] = (unsigned char)(us->ip_data & 0xff);
> +               if (!us->ip_data) {
> +                       /* if the status is good, report it */
> +                       if (status == USB_STOR_TRANSPORT_GOOD) {
>                                USB_STOR_PRINTF(" USB CBI Command Good\n");
>                                return status;
>                        }
> @@ -755,51 +796,62 @@ do_retry:
>        }
>        /* do we have to issue an auto request? */
>        /* HERE we have to check the result */
> -       if((result<0) && !(us->pusb_dev->status & USB_ST_STALLED)) {
> -               USB_STOR_PRINTF("ERROR %X\n",us->pusb_dev->status);
> +       if ((result < 0) && !(us->pusb_dev->status & USB_ST_STALLED)) {
> +               USB_STOR_PRINTF("ERROR %X\n", us->pusb_dev->status);
>                us->transport_reset(us);
>                return USB_STOR_TRANSPORT_ERROR;
>        }
> -       if((us->protocol==US_PR_CBI) &&
> -                       ((srb->cmd[0]==SCSI_REQ_SENSE) ||
> -                       (srb->cmd[0]==SCSI_INQUIRY))) { /* do not issue an autorequest after request sense */
> +       if ((us->protocol == US_PR_CBI) &&
> +           ((srb->cmd[0] == SCSI_REQ_SENSE) ||
> +           (srb->cmd[0] == SCSI_INQUIRY))) {
> +               /* do not issue an autorequest after request sense */
>                USB_STOR_PRINTF("No auto request and good\n");
>                return USB_STOR_TRANSPORT_GOOD;
>        }
>        /* issue an request_sense */
> -       memset(&psrb->cmd[0],0,12);
> -       psrb->cmd[0]=SCSI_REQ_SENSE;
> -       psrb->cmd[1]=srb->lun<<5;
> -       psrb->cmd[4]=18;
> -       psrb->datalen=18;
> +       memset(&psrb->cmd[0], 0, 12);
> +       psrb->cmd[0] = SCSI_REQ_SENSE;
> +       psrb->cmd[1] = srb->lun << 5;
> +       psrb->cmd[4] = 18;
> +       psrb->datalen = 18;
>        psrb->pdata = &srb->sense_buf[0];
> -       psrb->cmdlen=12;
> +       psrb->cmdlen = 12;
>        /* issue the command */
> -       result=usb_stor_CB_comdat(psrb,us);
> -       USB_STOR_PRINTF("auto request returned %d\n",result);
> +       result = usb_stor_CB_comdat(psrb, us);
> +       USB_STOR_PRINTF("auto request returned %d\n", result);
>        /* if this is an CBI Protocol, get IRQ */
> -       if(us->protocol==US_PR_CBI) {
> -               status=usb_stor_CBI_get_status(psrb,us);
> -       }
> -       if((result<0)&&!(us->pusb_dev->status & USB_ST_STALLED)) {
> -               USB_STOR_PRINTF(" AUTO REQUEST ERROR %d\n",us->pusb_dev->status);
> +       if (us->protocol == US_PR_CBI)
> +               status = usb_stor_CBI_get_status(psrb, us);
> +
> +       if ((result < 0) && !(us->pusb_dev->status & USB_ST_STALLED)) {
> +               USB_STOR_PRINTF(" AUTO REQUEST ERROR %d\n",
> +                               us->pusb_dev->status);
>                return USB_STOR_TRANSPORT_ERROR;
>        }
> -       USB_STOR_PRINTF("autorequest returned 0x%02X 0x%02X 0x%02X 0x%02X\n",srb->sense_buf[0],srb->sense_buf[2],srb->sense_buf[12],srb->sense_buf[13]);
> +       USB_STOR_PRINTF("autorequest returned 0x%02X 0x%02X 0x%02X 0x%02X\n",
> +                       srb->sense_buf[0], srb->sense_buf[2],
> +                       srb->sense_buf[12], srb->sense_buf[13]);
>        /* Check the auto request result */
> -       if((srb->sense_buf[2]==0) &&
> -                (srb->sense_buf[12]==0) &&
> -                (srb->sense_buf[13]==0)) /* ok, no sense */
> +       if ((srb->sense_buf[2] == 0) &&
> +           (srb->sense_buf[12] == 0) &&
> +           (srb->sense_buf[13] == 0)) {
> +               /* ok, no sense */
>                return USB_STOR_TRANSPORT_GOOD;
> +       }
> +
>        /* Check the auto request result */
> -       switch(srb->sense_buf[2]) {
> -       case 0x01: /* Recovered Error */
> +       switch (srb->sense_buf[2]) {
> +       case 0x01:
> +               /* Recovered Error */
>                return USB_STOR_TRANSPORT_GOOD;
>                break;
> -       case 0x02: /* Not Ready */
> -               if(notready++ > USB_TRANSPORT_NOT_READY_RETRY) {
> -                       printf("cmd 0x%02X returned 0x%02X 0x%02X 0x%02X 0x%02X (NOT READY)\n",
> -                               srb->cmd[0],srb->sense_buf[0],srb->sense_buf[2],srb->sense_buf[12],srb->sense_buf[13]);
> +       case 0x02:
> +               /* Not Ready */
> +               if (notready++ > USB_TRANSPORT_NOT_READY_RETRY) {
> +                       printf("cmd 0x%02X returned 0x%02X 0x%02X 0x%02X"
> +                              " 0x%02X (NOT READY)\n", srb->cmd[0],
> +                               srb->sense_buf[0], srb->sense_buf[2],
> +                               srb->sense_buf[12], srb->sense_buf[13]);
>                        return USB_STOR_TRANSPORT_FAILED;
>                } else {
>                        wait_ms(100);
> @@ -807,113 +859,116 @@ do_retry:
>                }
>                break;
>        default:
> -               if(retry++ > USB_TRANSPORT_UNKNOWN_RETRY) {
> -                       printf("cmd 0x%02X returned 0x%02X 0x%02X 0x%02X 0x%02X\n",
> -                               srb->cmd[0],srb->sense_buf[0],srb->sense_buf[2],srb->sense_buf[12],srb->sense_buf[13]);
> +               if (retry++ > USB_TRANSPORT_UNKNOWN_RETRY) {
> +                       printf("cmd 0x%02X returned 0x%02X 0x%02X 0x%02X"
> +                              " 0x%02X\n", srb->cmd[0], srb->sense_buf[0],
> +                               srb->sense_buf[2], srb->sense_buf[12],
> +                               srb->sense_buf[13]);
>                        return USB_STOR_TRANSPORT_FAILED;
> -               } else {
> +               } else
>                        goto do_retry;
> -               }
>                break;
>        }
>        return USB_STOR_TRANSPORT_FAILED;
>  }
>
>
> -static int usb_inquiry(ccb *srb,struct us_data *ss)
> +static int usb_inquiry(ccb *srb, struct us_data *ss)
>  {
> -       int retry,i;
> -       retry=5;
> +       int retry, i;
> +       retry = 5;
>        do {
> -               memset(&srb->cmd[0],0,12);
> -               srb->cmd[0]=SCSI_INQUIRY;
> -               srb->cmd[1]=srb->lun<<5;
> -               srb->cmd[4]=36;
> -               srb->datalen=36;
> -               srb->cmdlen=12;
> -               i=ss->transport(srb,ss);
> -               USB_STOR_PRINTF("inquiry returns %d\n",i);
> -               if(i==0)
> +               memset(&srb->cmd[0], 0, 12);
> +               srb->cmd[0] = SCSI_INQUIRY;
> +               srb->cmd[1] = srb->lun<<5;
> +               srb->cmd[4] = 36;
> +               srb->datalen = 36;
> +               srb->cmdlen = 12;
> +               i = ss->transport(srb, ss);
> +               USB_STOR_PRINTF("inquiry returns %d\n", i);
> +               if (i == 0)
>                        break;
> -       } while(retry--);
> +       } while (retry--);
>
> -       if(!retry) {
> +       if (!retry) {
>                printf("error in inquiry\n");
>                return -1;
>        }
>        return 0;
>  }
>
> -static int usb_request_sense(ccb *srb,struct us_data *ss)
> +static int usb_request_sense(ccb *srb, struct us_data *ss)
>  {
>        char *ptr;
>
> -       ptr=(char *)srb->pdata;
> -       memset(&srb->cmd[0],0,12);
> -       srb->cmd[0]=SCSI_REQ_SENSE;
> -       srb->cmd[1]=srb->lun<<5;
> -       srb->cmd[4]=18;
> -       srb->datalen=18;
> +       ptr = (char *)srb->pdata;
> +       memset(&srb->cmd[0], 0, 12);
> +       srb->cmd[0] = SCSI_REQ_SENSE;
> +       srb->cmd[1] = srb->lun << 5;
> +       srb->cmd[4] = 18;
> +       srb->datalen = 18;
>        srb->pdata = &srb->sense_buf[0];
> -       srb->cmdlen=12;
> -       ss->transport(srb,ss);
> -       USB_STOR_PRINTF("Request Sense returned %02X %02X %02X\n",srb->sense_buf[2],srb->sense_buf[12],srb->sense_buf[13]);
> -       srb->pdata=(uchar *)ptr;
> +       srb->cmdlen = 12;
> +       ss->transport(srb, ss);
> +       USB_STOR_PRINTF("Request Sense returned %02X %02X %02X\n",
> +                       srb->sense_buf[2], srb->sense_buf[12],
> +                       srb->sense_buf[13]);
> +       srb->pdata = (uchar *)ptr;
>        return 0;
>  }
>
> -static int usb_test_unit_ready(ccb *srb,struct us_data *ss)
> +static int usb_test_unit_ready(ccb *srb, struct us_data *ss)
>  {
>        int retries = 10;
>
>        do {
> -               memset(&srb->cmd[0],0,12);
> -               srb->cmd[0]=SCSI_TST_U_RDY;
> -               srb->cmd[1]=srb->lun<<5;
> -               srb->datalen=0;
> -               srb->cmdlen=12;
> -               if(ss->transport(srb,ss)==USB_STOR_TRANSPORT_GOOD) {
> +               memset(&srb->cmd[0], 0, 12);
> +               srb->cmd[0] = SCSI_TST_U_RDY;
> +               srb->cmd[1] = srb->lun << 5;
> +               srb->datalen = 0;
> +               srb->cmdlen = 12;
> +               if (ss->transport(srb, ss) == USB_STOR_TRANSPORT_GOOD)
>                        return 0;
> -               }
> -               usb_request_sense (srb, ss);
> -               wait_ms (100);
> -       } while(retries--);
> +               usb_request_sense(srb, ss);
> +               wait_ms(100);
> +       } while (retries--);
>
>        return -1;
>  }
>
> -static int usb_read_capacity(ccb *srb,struct us_data *ss)
> +static int usb_read_capacity(ccb *srb, struct us_data *ss)
>  {
>        int retry;
> -       retry = 3; /* retries */
> +       /* XXX retries */
> +       retry = 3;
>        do {
> -               memset(&srb->cmd[0],0,12);
> -               srb->cmd[0]=SCSI_RD_CAPAC;
> -               srb->cmd[1]=srb->lun<<5;
> -               srb->datalen=8;
> -               srb->cmdlen=12;
> -               if(ss->transport(srb,ss)==USB_STOR_TRANSPORT_GOOD) {
> +               memset(&srb->cmd[0], 0, 12);
> +               srb->cmd[0] = SCSI_RD_CAPAC;
> +               srb->cmd[1] = srb->lun << 5;
> +               srb->datalen = 8;
> +               srb->cmdlen = 12;
> +               if (ss->transport(srb, ss) == USB_STOR_TRANSPORT_GOOD)
>                        return 0;
> -               }
> -       } while(retry--);
> +       } while (retry--);
>
>        return -1;
>  }
>
> -static int usb_read_10(ccb *srb,struct us_data *ss, unsigned long start, unsigned short blocks)
> +static int usb_read_10(ccb *srb, struct us_data *ss, unsigned long start,
> +                      unsigned short blocks)
>  {
> -       memset(&srb->cmd[0],0,12);
> -       srb->cmd[0]=SCSI_READ10;
> -       srb->cmd[1]=srb->lun<<5;
> -       srb->cmd[2]=((unsigned char) (start>>24))&0xff;
> -       srb->cmd[3]=((unsigned char) (start>>16))&0xff;
> -       srb->cmd[4]=((unsigned char) (start>>8))&0xff;
> -       srb->cmd[5]=((unsigned char) (start))&0xff;
> -       srb->cmd[7]=((unsigned char) (blocks>>8))&0xff;
> -       srb->cmd[8]=(unsigned char) blocks & 0xff;
> -       srb->cmdlen=12;
> -       USB_STOR_PRINTF("read10: start %lx blocks %x\n",start,blocks);
> -       return ss->transport(srb,ss);
> +       memset(&srb->cmd[0], 0, 12);
> +       srb->cmd[0] = SCSI_READ10;
> +       srb->cmd[1] = srb->lun << 5;
> +       srb->cmd[2] = ((unsigned char) (start >> 24)) & 0xff;
> +       srb->cmd[3] = ((unsigned char) (start >> 16)) & 0xff;
> +       srb->cmd[4] = ((unsigned char) (start >> 8)) & 0xff;
> +       srb->cmd[5] = ((unsigned char) (start)) & 0xff;
> +       srb->cmd[7] = ((unsigned char) (blocks >> 8)) & 0xff;
> +       srb->cmd[8] = (unsigned char) blocks & 0xff;
> +       srb->cmdlen = 12;
> +       USB_STOR_PRINTF("read10: start %lx blocks %x\n", start, blocks);
> +       return ss->transport(srb, ss);
>  }
>
>
> @@ -933,85 +988,94 @@ static void usb_bin_fixup(struct usb_device_descriptor descriptor,
>        const unsigned char max_vendor_len = 40;
>        const unsigned char max_product_len = 20;
>        if (descriptor.idVendor == 0x0424 && descriptor.idProduct == 0x223a) {
> -               strncpy ((char *)vendor, "SMSC", max_vendor_len);
> -               strncpy ((char *)product, "Flash Media Cntrller", max_product_len);
> +               strncpy((char *)vendor, "SMSC", max_vendor_len);
> +               strncpy((char *)product, "Flash Media Cntrller",
> +                       max_product_len);
>        }
>  }
>  #endif /* CONFIG_USB_BIN_FIXUP */
>
>  #define USB_MAX_READ_BLK 20
>
> -unsigned long usb_stor_read(int device, unsigned long blknr, unsigned long blkcnt, void *buffer)
> +unsigned long usb_stor_read(int device, unsigned long blknr,
> +                           unsigned long blkcnt, void *buffer)
>  {
> -       unsigned long start,blks, buf_addr;
> +       unsigned long start, blks, buf_addr;
>        unsigned short smallblks;
>        struct usb_device *dev;
> -       int retry,i;
> +       int retry, i;
>        ccb *srb = &usb_ccb;
>
>        if (blkcnt == 0)
>                return 0;
>
>        device &= 0xff;
> -       /* Setup  device
> -        */
> -       USB_STOR_PRINTF("\nusb_read: dev %d \n",device);
> -       dev=NULL;
> -       for(i=0;i<USB_MAX_DEVICE;i++) {
> -               dev=usb_get_dev_index(i);
> -               if(dev==NULL) {
> +       /* Setup  device */
> +       USB_STOR_PRINTF("\nusb_read: dev %d \n", device);
> +       dev = NULL;
> +       for (i = 0; i < USB_MAX_DEVICE; i++) {
> +               dev = usb_get_dev_index(i);
> +               if (dev == NULL)
>                        return 0;
> -               }
> -               if(dev->devnum==usb_dev_desc[device].target)
> +               if (dev->devnum == usb_dev_desc[device].target)
>                        break;
>        }
>
>        usb_disable_asynch(1); /* asynch transfer not allowed */
> -       srb->lun=usb_dev_desc[device].lun;
> -       buf_addr=(unsigned long)buffer;
> -       start=blknr;
> -       blks=blkcnt;
> -       if(usb_test_unit_ready(srb,(struct us_data *)dev->privptr)) {
> -               printf("Device NOT ready\n   Request Sense returned %02X %02X %02X\n",
> -                       srb->sense_buf[2],srb->sense_buf[12],srb->sense_buf[13]);
> +       srb->lun = usb_dev_desc[device].lun;
> +       buf_addr = (unsigned long)buffer;
> +       start = blknr;
> +       blks = blkcnt;
> +       if (usb_test_unit_ready(srb, (struct us_data *)dev->privptr)) {
> +               printf("Device NOT ready\n   Request Sense returned %02X %02X"
> +                      " %02X\n", srb->sense_buf[2], srb->sense_buf[12],
> +                      srb->sense_buf[13]);
>                return 0;
>        }
> -       USB_STOR_PRINTF("\nusb_read: dev %d startblk %lx, blccnt %lx buffer %lx\n",device,start,blks, buf_addr);
> +
> +       USB_STOR_PRINTF("\nusb_read: dev %d startblk %lx, blccnt %lx"
> +                       " buffer %lx\n", device, start, blks, buf_addr);
> +
>        do {
> -               retry=2;
> -               srb->pdata=(unsigned char *)buf_addr;
> -               if(blks>USB_MAX_READ_BLK) {
> -                       smallblks=USB_MAX_READ_BLK;
> -               } else {
> -                       smallblks=(unsigned short) blks;
> -               }
> +               /* XXX need some comment here */
> +               retry = 2;
> +               srb->pdata = (unsigned char *)buf_addr;
> +               if (blks > USB_MAX_READ_BLK)
> +                       smallblks = USB_MAX_READ_BLK;
> +               else
> +                       smallblks = (unsigned short) blks;
>  retry_it:
> -               if(smallblks==USB_MAX_READ_BLK)
> +               if (smallblks == USB_MAX_READ_BLK)
>                        usb_show_progress();
> -               srb->datalen=usb_dev_desc[device].blksz * smallblks;
> -               srb->pdata=(unsigned char *)buf_addr;
> -               if(usb_read_10(srb,(struct us_data *)dev->privptr, start, smallblks)) {
> +               srb->datalen = usb_dev_desc[device].blksz * smallblks;
> +               srb->pdata = (unsigned char *)buf_addr;
> +               if (usb_read_10(srb, (struct us_data *)dev->privptr, start,
> +                   smallblks)) {
>                        USB_STOR_PRINTF("Read ERROR\n");
> -                       usb_request_sense(srb,(struct us_data *)dev->privptr);
> -                       if(retry--)
> +                       usb_request_sense(srb, (struct us_data *)dev->privptr);
> +                       if (retry--)
>                                goto retry_it;
> -                       blkcnt-=blks;
> +                       blkcnt -= blks;
>                        break;
>                }
> -               start+=smallblks;
> -               blks-=smallblks;
> -               buf_addr+=srb->datalen;
> -       } while(blks!=0);
> -       USB_STOR_PRINTF("usb_read: end startblk %lx, blccnt %x buffer %lx\n",start,smallblks,buf_addr);
> +               start += smallblks;
> +               blks -= smallblks;
> +               buf_addr += srb->datalen;
> +       } while (blks != 0);
> +
> +       USB_STOR_PRINTF("usb_read: end startblk %lx, blccnt %x buffer %lx\n",
> +                       start, smallblks, buf_addr);
> +
>        usb_disable_asynch(0); /* asynch transfer allowed */
> -       if(blkcnt>=USB_MAX_READ_BLK)
> +       if (blkcnt >= USB_MAX_READ_BLK)
>                printf("\n");
> -       return(blkcnt);
> +       return blkcnt;
>  }
>
>
>  /* Probe to see if a new device is actually a Storage device */
> -int usb_storage_probe(struct usb_device *dev, unsigned int ifnum,struct us_data *ss)
> +int usb_storage_probe(struct usb_device *dev, unsigned int ifnum,
> +                     struct us_data *ss)
>  {
>        struct usb_interface_descriptor *iface;
>        int i;
> @@ -1025,8 +1089,11 @@ int usb_storage_probe(struct usb_device *dev, unsigned int ifnum,struct us_data
>
>  #if 0
>        /* this is the place to patch some storage devices */
> -       USB_STOR_PRINTF("iVendor %X iProduct %X\n",dev->descriptor.idVendor,dev->descriptor.idProduct);
> -       if ((dev->descriptor.idVendor) == 0x066b && (dev->descriptor.idProduct) == 0x0103) {
> +       USB_STOR_PRINTF("iVendor %X iProduct %X\n", dev->descriptor.idVendor,
> +                       dev->descriptor.idProduct);
> +
> +       if ((dev->descriptor.idVendor) == 0x066b &&
> +           (dev->descriptor.idProduct) == 0x0103) {
>                USB_STOR_PRINTF("patched for E-USB\n");
>                protocol = US_PR_CB;
>                subclass = US_SC_UFI;       /* an assumption */
> @@ -1095,19 +1162,20 @@ int usb_storage_probe(struct usb_device *dev, unsigned int ifnum,struct us_data
>         */
>        for (i = 0; i < iface->bNumEndpoints; i++) {
>                /* is it an BULK endpoint? */
> -               if ((iface->ep_desc[i].bmAttributes &  USB_ENDPOINT_XFERTYPE_MASK)
> -                   == USB_ENDPOINT_XFER_BULK) {
> +               if ((iface->ep_desc[i].bmAttributes &
> +                    USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_BULK) {
>                        if (iface->ep_desc[i].bEndpointAddress & USB_DIR_IN)
>                                ss->ep_in = iface->ep_desc[i].bEndpointAddress &
>                                        USB_ENDPOINT_NUMBER_MASK;
>                        else
> -                               ss->ep_out = iface->ep_desc[i].bEndpointAddress &
> +                               ss->ep_out =
> +                                       iface->ep_desc[i].bEndpointAddress &
>                                        USB_ENDPOINT_NUMBER_MASK;
>                }
>
>                /* is it an interrupt endpoint? */
> -               if ((iface->ep_desc[i].bmAttributes & USB_ENDPOINT_XFERTYPE_MASK)
> -                   == USB_ENDPOINT_XFER_INT) {
> +               if ((iface->ep_desc[i].bmAttributes &
> +                   USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT) {
>                        ss->ep_int = iface->ep_desc[i].bEndpointAddress &
>                                USB_ENDPOINT_NUMBER_MASK;
>                        ss->irqinterval = iface->ep_desc[i].bInterval;
> @@ -1130,26 +1198,28 @@ int usb_storage_probe(struct usb_device *dev, unsigned int ifnum,struct us_data
>         */
>        if (ss->subclass != US_SC_UFI && ss->subclass != US_SC_SCSI &&
>            ss->subclass != US_SC_8070) {
> -               printf("Sorry, protocol %d not yet supported.\n",ss->subclass);
> +               printf("Sorry, protocol %d not yet supported.\n", ss->subclass);
>                return 0;
>        }
> -       if(ss->ep_int) { /* we had found an interrupt endpoint, prepare irq pipe */
> -               /* set up the IRQ pipe and handler */
> -
> +       if (ss->ep_int) {
> +               /* we had found an interrupt endpoint, prepare irq pipe
> +                * set up the IRQ pipe and handler
> +                */
>                ss->irqinterval = (ss->irqinterval > 0) ? ss->irqinterval : 255;
>                ss->irqpipe = usb_rcvintpipe(ss->pusb_dev, ss->ep_int);
>                ss->irqmaxp = usb_maxpacket(dev, ss->irqpipe);
> -               dev->irq_handle=usb_stor_irq;
> +               dev->irq_handle = usb_stor_irq;
>        }
> -       dev->privptr=(void *)ss;
> +       dev->privptr = (void *)ss;
>        return 1;
>  }
>
> -int usb_stor_get_info(struct usb_device *dev,struct us_data *ss,block_dev_desc_t *dev_desc)
> +int usb_stor_get_info(struct usb_device *dev, struct us_data *ss,
> +                     block_dev_desc_t *dev_desc)
>  {
> -       unsigned char perq,modi;
> +       unsigned char perq, modi;
>        unsigned long cap[2];
> -       unsigned long *capacity,*blksz;
> +       unsigned long *capacity, *blksz;
>        ccb *pccb = &usb_ccb;
>
>        /* for some reasons a couple of devices would not survive this reset */
> @@ -1157,7 +1227,6 @@ int usb_stor_get_info(struct usb_device *dev,struct us_data *ss,block_dev_desc_t
>            /* Sony USM256E */
>            (dev->descriptor.idVendor == 0x054c &&
>             dev->descriptor.idProduct == 0x019e)
> -
>            ||
>            /* USB007 Mini-USB2 Flash Drive */
>            (dev->descriptor.idVendor == 0x066f &&
> @@ -1175,17 +1244,20 @@ int usb_stor_get_info(struct usb_device *dev,struct us_data *ss,block_dev_desc_t
>
>        dev_desc->target = dev->devnum;
>        pccb->lun = dev_desc->lun;
> -       USB_STOR_PRINTF(" address %d\n",dev_desc->target);
> +       USB_STOR_PRINTF(" address %d\n", dev_desc->target);
>
> -       if(usb_inquiry(pccb,ss))
> +       if (usb_inquiry(pccb, ss))
>                return -1;
>
>        perq = usb_stor_buf[0];
>        modi = usb_stor_buf[1];
> -       if((perq & 0x1f) == 0x1f) {
> -               return 0; /* skip unknown devices */
> +
> +       if ((perq & 0x1f) == 0x1f) {
> +               /* skip unknown devices */
> +               return 0;
>        }
> -       if((modi&0x80) == 0x80) {/* drive is removable */
> +       if ((modi&0x80) == 0x80) {
> +               /* drive is removable */
>                dev_desc->removable = 1;
>        }
>        memcpy(&dev_desc->vendor[0], &usb_stor_buf[8], 8);
> @@ -1195,29 +1267,34 @@ int usb_stor_get_info(struct usb_device *dev,struct us_data *ss,block_dev_desc_t
>        dev_desc->product[16] = 0;
>        dev_desc->revision[4] = 0;
>  #ifdef CONFIG_USB_BIN_FIXUP
> -       usb_bin_fixup(dev->descriptor, (uchar *)dev_desc->vendor, (uchar *)dev_desc->product);
> +       usb_bin_fixup(dev->descriptor, (uchar *)dev_desc->vendor,
> +                     (uchar *)dev_desc->product);
>  #endif /* CONFIG_USB_BIN_FIXUP */
> -       USB_STOR_PRINTF("ISO Vers %X, Response Data %X\n",usb_stor_buf[2],usb_stor_buf[3]);
> -       if(usb_test_unit_ready(pccb,ss)) {
> -               printf("Device NOT ready\n   Request Sense returned %02X %02X %02X\n",pccb->sense_buf[2],pccb->sense_buf[12],pccb->sense_buf[13]);
> -               if(dev_desc->removable == 1) {
> +       USB_STOR_PRINTF("ISO Vers %X, Response Data %X\n", usb_stor_buf[2],
> +                       usb_stor_buf[3]);
> +       if (usb_test_unit_ready(pccb, ss)) {
> +               printf("Device NOT ready\n"
> +                      "   Request Sense returned %02X %02X %02X\n",
> +                      pccb->sense_buf[2], pccb->sense_buf[12],
> +                      pccb->sense_buf[13]);
> +               if (dev_desc->removable == 1) {
>                        dev_desc->type = perq;
>                        return 1;
>                }
> -               else
> -                       return 0;
> +               return 0;
>        }
>        pccb->pdata = (unsigned char *)&cap[0];
> -       memset(pccb->pdata,0,8);
> -       if(usb_read_capacity(pccb,ss) != 0) {
> +       memset(pccb->pdata, 0, 8);
> +       if (usb_read_capacity(pccb, ss) != 0) {
>                printf("READ_CAP ERROR\n");
>                cap[0] = 2880;
>                cap[1] = 0x200;
>        }
> -       USB_STOR_PRINTF("Read Capacity returns: 0x%lx, 0x%lx\n",cap[0],cap[1]);
> +       USB_STOR_PRINTF("Read Capacity returns: 0x%lx, 0x%lx\n", cap[0],
> +                       cap[1]);
>  #if 0
> -       if(cap[0]>(0x200000 * 10)) /* greater than 10 GByte */
> -               cap[0]>>=16;
> +       if (cap[0] > (0x200000 * 10)) /* greater than 10 GByte */
> +               cap[0] >>= 16;
>  #endif
>        cap[0] = cpu_to_be32(cap[0]);
>        cap[1] = cpu_to_be32(cap[1]);
> @@ -1226,15 +1303,16 @@ int usb_stor_get_info(struct usb_device *dev,struct us_data *ss,block_dev_desc_t
>        cap[0] += 1;
>        capacity = &cap[0];
>        blksz = &cap[1];
> -       USB_STOR_PRINTF("Capacity = 0x%lx, blocksz = 0x%lx\n",*capacity,*blksz);
> +       USB_STOR_PRINTF("Capacity = 0x%lx, blocksz = 0x%lx\n",
> +                       *capacity, *blksz);
>        dev_desc->lba = *capacity;
>        dev_desc->blksz = *blksz;
>        dev_desc->type = perq;
> -       USB_STOR_PRINTF(" address %d\n",dev_desc->target);
> -       USB_STOR_PRINTF("partype: %d\n",dev_desc->part_type);
> +       USB_STOR_PRINTF(" address %d\n", dev_desc->target);
> +       USB_STOR_PRINTF("partype: %d\n", dev_desc->part_type);
>
>        init_part(dev_desc);
>
> -       USB_STOR_PRINTF("partype: %d\n",dev_desc->part_type);
> +       USB_STOR_PRINTF("partype: %d\n", dev_desc->part_type);
>        return 1;
>  }
>


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