From: Macpaul Lin <macpaul@xxxxxxxxx>
3.4.107-rc1 review patch. If anyone has any objections, please let me know.
------------------
commit e5dff0e80463cc3fa236e898ef1491b40be70b19 upstream.
OTG device shall support this device for allowing compliance automated testing.
The modification is derived from Pavankumar and Vijayavardhans' previous work.
Signed-off-by: Macpaul Lin <macpaul@xxxxxxxxx>
Cc: Pavankumar Kondeti <pkondeti@xxxxxxxxxxxxxx>
Cc: Vijayavardhan Vennapusa <vvreddy@xxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Zefan Li <lizefan@xxxxxxxxxx>
---
drivers/usb/core/otg_whitelist.h | 5 +++++
drivers/usb/core/quirks.c | 4 ++++
2 files changed, 9 insertions(+)
diff --git a/drivers/usb/core/otg_whitelist.h b/drivers/usb/core/otg_whitelist.h
index e8cdce5..2753cec 100644
--- a/drivers/usb/core/otg_whitelist.h
+++ b/drivers/usb/core/otg_whitelist.h
@@ -59,6 +59,11 @@ static int is_targeted(struct usb_device *dev)
le16_to_cpu(dev->descriptor.idProduct) == 0xbadd))
return 0;
+ /* OTG PET device is always targeted (see OTG 2.0 ECN 6.4.2) */
+ if ((le16_to_cpu(dev->descriptor.idVendor) == 0x1a0a &&
+ le16_to_cpu(dev->descriptor.idProduct) == 0x0200))
+ return 1;
+
/* NOTE: can't use usb_match_id() since interface caches
* aren't set up yet. this is cut/paste from that code.
*/
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index a60c5b7..9fac46d 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -175,6 +175,10 @@ static const struct usb_device_id usb_interface_quirk_list[] = {
{ USB_DEVICE(0x0b05, 0x17e0), .driver_info =
USB_QUIRK_IGNORE_REMOTE_WAKEUP },
+ /* Protocol and OTG Electrical Test Device */
+ { USB_DEVICE(0x1a0a, 0x0200), .driver_info =
+ USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL },
+
{ } /* terminating entry must be last */
};
--
1.9.1
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