A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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gadget: bcdUSB version back to 2.0 when not SuperSpeed

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Some of PC USB3.0 port don't support bcdUSB 2.1 version.
But the phone bcdUSB will focus on bcdUSB 2.1.then USB gadget will
reset continually.Change bcdUSB to 2.0 to compat all PC USB port type.

07-02 08:05:34.853 0 0 D dwc3 a600000.dwc3: Notify OTG from dwc3_gadget_reset_interrupt
07-02 08:05:35.182 0 0 D dwc3 a600000.dwc3: Notify OTG from dwc3_gadget_reset_interrupt
07-02 08:05:35.415 0 0 D dwc3 a600000.dwc3: Notify OTG from dwc3_gadget_reset_interrupt
07-02 08:05:35.647 0 0 D dwc3 a600000.dwc3: Notify OTG from dwc3_gadget_reset_interrupt
07-02 08:05:44.171 0 0 D dwc3 a600000.dwc3: Notify OTG from dwc3_gadget_reset_interrupt

origin-CR: (CR)
Change-Id: Icb46a95226caecc9778c6889a85654f97fa85012
Signed-off-by: liuyc20 <liuyc20@lenovo.com>
Reviewed-on: https://gerrit.mot.com/1383246
SLTApproved: Slta Waiver
SME-Granted: SME Approvals Granted
Tested-by: Jira Key
Reviewed-by: Xiaojun Ji <jixj@motorola.com>
Reviewed-by: Huosheng Liao <liaohs@motorola.com>
Submit-Approved: Jira Key
Reviewed-on: https://gerrit.mot.com/1449152
Reviewed-by: Yuecai Liu <liuyc20@motorola.com>
Reviewed-on: https://gerrit.mot.com/1751275
Reviewed-by: Zonghua Liu <a17671@motorola.com>
Reviewed-on: https://gerrit.mot.com/1785341
This commit is contained in:
liuyc20 2019-07-09 09:54:37 +08:00 • committed by Xiaojun Ji
commit b4bf1d6d54
1 changed files with 1 additions and 1 deletions
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2
drivers/usb/gadget/composite.c
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@ -1743,7 +1743,7 @@ composite_setup(struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl)
cdev->desc.bcdUSB = cpu_to_le16(0x0320);
cdev->desc.bMaxPacketSize0 = 9;
} else {
cdev->desc.bcdUSB = cpu_to_le16(0x0210);
cdev->desc.bcdUSB = cpu_to_le16(0x0200);
}
} else {
if (gadget->lpm_capable)