Documentation: usb: gadget-testing: add description for depth of queue

Add both bulk and iso depth of queue for sourcesink.

Reviewed-by: Krzysztof Opasiak <k.opasiak@samsung.com>
Signed-off-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/Documentation/usb/gadget-testing.txt b/Documentation/usb/gadget-testing.txt
index b24d3ef89166..84b3d1036501 100644
--- a/Documentation/usb/gadget-testing.txt
+++ b/Documentation/usb/gadget-testing.txt
@@ -579,6 +579,8 @@ The SOURCESINK function provides these attributes in its function directory:
         isoc_mult       - 0..2 (hs/ss only)
         isoc_maxburst   - 0..15 (ss only)
         bulk_buflen     - buffer length
+        bulk_qlen       - depth of queue for bulk
+        iso_qlen        - depth of queue for iso
 
 Testing the SOURCESINK function
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