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authorMauro Carvalho Chehab <mchehab@redhat.com>2012-03-27 11:32:29 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-03-27 11:32:29 -0300
commit50953e0640b3473dcb409d5d0d938c2742c93b0d (patch)
tree3b0dc374e61564fbbd8adff92c8fae16fdeb423a /drivers/usb/storage/usb.c
parent[media] update CARDLIST.em28xx (diff)
parentpoll: add poll_requested_events() and poll_does_not_wait() functions (diff)
downloadlinux-dev-50953e0640b3473dcb409d5d0d938c2742c93b0d.tar.xz
linux-dev-50953e0640b3473dcb409d5d0d938c2742c93b0d.zip
Merge branch 'poll' into staging/for_v3.4
* poll: (5970 commits) poll: add poll_requested_events() and poll_does_not_wait() functions crc32: select an algorithm via Kconfig crc32: add self-test code for crc32c crypto: crc32c should use library implementation crc32: bolt on crc32c crc32: add note about this patchset to crc32.c crc32: optimize loop counter for x86 crc32: add slice-by-8 algorithm to existing code crc32: make CRC_*_BITS definition correspond to actual bit counts crc32: fix mixing of endian-specific types crc32: miscellaneous cleanups crc32: simplify unit test code crc32: move long comment about crc32 fundamentals to Documentation/ crc32: remove two instances of trailing whitespaces checkpatch: check for quoted strings broken across lines checkpatch: whitespace - add/remove blank lines checkpatch: warn on use of yield() checkpatch: add --strict tests for braces, comments and casts checkpatch: add [] to type extensions checkpatch: high precedence operators do not require additional parentheses in #defines ...
Diffstat (limited to 'drivers/usb/storage/usb.c')
-rw-r--r--drivers/usb/storage/usb.c21
1 files changed, 18 insertions, 3 deletions
diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c
index db51ba16dc07..c18538e4a6db 100644
--- a/drivers/usb/storage/usb.c
+++ b/drivers/usb/storage/usb.c
@@ -125,6 +125,9 @@ static struct us_unusual_dev us_unusual_dev_list[] = {
{ } /* Terminating entry */
};
+static struct us_unusual_dev for_dynamic_ids =
+ USUAL_DEV(USB_SC_SCSI, USB_PR_BULK, 0);
+
#undef UNUSUAL_DEV
#undef COMPLIANT_DEV
#undef USUAL_DEV
@@ -999,8 +1002,10 @@ EXPORT_SYMBOL_GPL(usb_stor_disconnect);
static int storage_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
+ struct us_unusual_dev *unusual_dev;
struct us_data *us;
int result;
+ int size;
/*
* If libusual is configured, let it decide whether a standard
@@ -1019,8 +1024,19 @@ static int storage_probe(struct usb_interface *intf,
* table, so we use the index of the id entry to find the
* corresponding unusual_devs entry.
*/
- result = usb_stor_probe1(&us, intf, id,
- (id - usb_storage_usb_ids) + us_unusual_dev_list);
+
+ size = ARRAY_SIZE(us_unusual_dev_list);
+ if (id >= usb_storage_usb_ids && id < usb_storage_usb_ids + size) {
+ unusual_dev = (id - usb_storage_usb_ids) + us_unusual_dev_list;
+ } else {
+ unusual_dev = &for_dynamic_ids;
+
+ US_DEBUGP("%s %s 0x%04x 0x%04x\n", "Use Bulk-Only transport",
+ "with the Transparent SCSI protocol for dynamic id:",
+ id->idVendor, id->idProduct);
+ }
+
+ result = usb_stor_probe1(&us, intf, id, unusual_dev);
if (result)
return result;
@@ -1046,7 +1062,6 @@ static struct usb_driver usb_storage_driver = {
.id_table = usb_storage_usb_ids,
.supports_autosuspend = 1,
.soft_unbind = 1,
- .no_dynamic_id = 1,
};
static int __init usb_stor_init(void)