[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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