diff options
Diffstat (limited to 'drivers/usb')
-rw-r--r-- | drivers/usb/gadget/f_mass_storage.c | 22 | ||||
-rw-r--r-- | drivers/usb/gadget/storage_common.c | 7 |
2 files changed, 16 insertions, 13 deletions
diff --git a/drivers/usb/gadget/f_mass_storage.c b/drivers/usb/gadget/f_mass_storage.c index ec1f23a..1ecb92a 100644 --- a/drivers/usb/gadget/f_mass_storage.c +++ b/drivers/usb/gadget/f_mass_storage.c @@ -444,8 +444,9 @@ static void set_bulk_out_req_length(struct fsg_common *common, /*-------------------------------------------------------------------------*/ -struct ums *ums; -struct fsg_common *the_fsg_common; +static struct ums *ums; +static int ums_count; +static struct fsg_common *the_fsg_common; static int fsg_set_halt(struct fsg_dev *fsg, struct usb_ep *ep) { @@ -772,7 +773,7 @@ static int do_read(struct fsg_common *common) } /* Perform the read */ - rc = ums->read_sector(ums, + rc = ums[common->lun].read_sector(&ums[common->lun], file_offset / SECTOR_SIZE, amount / SECTOR_SIZE, (char __user *)bh->buf); @@ -946,7 +947,7 @@ static int do_write(struct fsg_common *common) amount = bh->outreq->actual; /* Perform the write */ - rc = ums->write_sector(ums, + rc = ums[common->lun].write_sector(&ums[common->lun], file_offset / SECTOR_SIZE, amount / SECTOR_SIZE, (char __user *)bh->buf); @@ -1062,7 +1063,7 @@ static int do_verify(struct fsg_common *common) } /* Perform the read */ - rc = ums->read_sector(ums, + rc = ums[common->lun].read_sector(&ums[common->lun], file_offset / SECTOR_SIZE, amount / SECTOR_SIZE, (char __user *)bh->buf); @@ -1117,7 +1118,7 @@ static int do_inquiry(struct fsg_common *common, struct fsg_buffhd *bh) buf[4] = 31; /* Additional length */ /* No special options */ sprintf((char *) (buf + 8), "%-8s%-16s%04x", (char*) vendor_id , - ums->name, (u16) 0xffff); + ums[common->lun].name, (u16) 0xffff); return 36; } @@ -2456,7 +2457,7 @@ static struct fsg_common *fsg_common_init(struct fsg_common *common, int nluns, i, rc; /* Find out how many LUNs there should be */ - nluns = 1; + nluns = ums_count; if (nluns < 1 || nluns > FSG_MAX_LUNS) { printf("invalid number of LUNs: %u\n", nluns); return ERR_PTR(-EINVAL); @@ -2501,7 +2502,7 @@ static struct fsg_common *fsg_common_init(struct fsg_common *common, for (i = 0; i < nluns; i++) { common->luns[i].removable = 1; - rc = fsg_lun_open(&common->luns[i], ""); + rc = fsg_lun_open(&common->luns[i], ums[i].num_sectors, ""); if (rc) goto error_luns; } @@ -2775,9 +2776,10 @@ int fsg_add(struct usb_configuration *c) return fsg_bind_config(c->cdev, c, fsg_common); } -int fsg_init(struct ums *ums_dev) +int fsg_init(struct ums *ums_devs, int count) { - ums = ums_dev; + ums = ums_devs; + ums_count = count; return 0; } diff --git a/drivers/usb/gadget/storage_common.c b/drivers/usb/gadget/storage_common.c index b55e40b..b6df130 100644 --- a/drivers/usb/gadget/storage_common.c +++ b/drivers/usb/gadget/storage_common.c @@ -564,7 +564,8 @@ static struct usb_gadget_strings fsg_stringtab = { * the caller must own fsg->filesem for writing. */ -static int fsg_lun_open(struct fsg_lun *curlun, const char *filename) +static int fsg_lun_open(struct fsg_lun *curlun, unsigned int num_sectors, + const char *filename) { int ro; @@ -572,8 +573,8 @@ static int fsg_lun_open(struct fsg_lun *curlun, const char *filename) ro = curlun->initially_ro; curlun->ro = ro; - curlun->file_length = ums->num_sectors << 9; - curlun->num_sectors = ums->num_sectors; + curlun->file_length = num_sectors << 9; + curlun->num_sectors = num_sectors; debug("open backing file: %s\n", filename); return 0; |