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authorOlof Johansson <olof@lixom.net>2013-12-28 21:37:03 -0800
committerOlof Johansson <olof@lixom.net>2013-12-28 21:38:16 -0800
commitfe5a365cdb9cc925d5ce86a5bb4509dca57f3894 (patch)
tree8dd536be0e16e86109295142edd1ef1fd18c2e98 /include/linux/usb.h
parent4d77ce6c1fcae189dcd6fb0c7342f1c901b50a70 (diff)
parent413541dd66d51f791a0b169d9b9014e4f56be13c (diff)
Merge tag 'v3.13-rc5' into next/boards
Need a newer base version to get a regulator fix for Samsung platforms that they enable building in a defconfig. Linux 3.13-rc5
Diffstat (limited to 'include/linux/usb.h')
-rw-r--r--include/linux/usb.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/usb.h b/include/linux/usb.h
index 7454865ad148..512ab162832c 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -1264,6 +1264,8 @@ typedef void (*usb_complete_t)(struct urb *);
* @sg: scatter gather buffer list, the buffer size of each element in
* the list (except the last) must be divisible by the endpoint's
* max packet size if no_sg_constraint isn't set in 'struct usb_bus'
+ * (FIXME: scatter-gather under xHCI is broken for periodic transfers.
+ * Do not use urb->sg for interrupt endpoints for now, only bulk.)
* @num_mapped_sgs: (internal) number of mapped sg entries
* @num_sgs: number of entries in the sg list
* @transfer_buffer_length: How big is transfer_buffer. The transfer may