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authorAndrzej Pietrasiewicz <andrzej.p@samsung.com>2014-11-06 10:12:03 (GMT)
committerFelipe Balbi <balbi@ti.com>2014-11-06 22:18:19 (GMT)
commit21a9476a7ba847e413bf1c144d7c614532aed6dd (patch)
tree606683b13651d00398aa9a0b5a873fcf1d49ba32 /Documentation/usb
parent5ca8d3ec9970f4798e68bd21a9d44db3d0ff4da7 (diff)
usb: gadget: hid: add configfs support
Make the hid function available for gadgets composed with configfs. Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'Documentation/usb')
-rw-r--r--Documentation/usb/gadget_hid.txt7
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/usb/gadget_hid.txt b/Documentation/usb/gadget_hid.txt
index 12696c2..7a0fb8e 100644
--- a/Documentation/usb/gadget_hid.txt
+++ b/Documentation/usb/gadget_hid.txt
@@ -74,6 +74,13 @@ static struct platform_device my_hid = {
You can add as many HID functions as you want, only limited by
the amount of interrupt endpoints your gadget driver supports.
+Configuration with configfs
+
+ Instead of adding fake platform devices and drivers in order to pass
+ some data to the kernel, if HID is a part of a gadget composed with
+ configfs the hidg_func_descriptor.report_desc is passed to the kernel
+ by writing the appropriate stream of bytes to a configfs attribute.
+
Send and receive HID reports
HID reports can be sent/received using read/write on the

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