evie/android_kernel_oneplus_msm8998
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usb: gadget: Notify QTI upon cable connect for DPL

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QTI needs an indication of cable connect for DPL.
Since host DPL driver does not send DTR indication
send zero length packet to QTI upon cable connect.

Change-Id: I545771f9a84ecc9c2f641c17e057673a32b1f305
Signed-off-by: Hemant Kumar <hemantk@codeaurora.org>
This commit is contained in:
Hemant Kumar 2016-11-17 14:13:14 -08:00
parent 4b1c2e228c
commit 73277de40b
1 changed files with 4 additions and 0 deletions
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4
drivers/usb/gadget/function/f_gsi.c
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@ -1984,6 +1984,10 @@ static int gsi_set_alt(struct usb_function *f, unsigned intf, unsigned alt)
atomic_set(&gsi->connected, 1); atomic_set(&gsi->connected, 1);
/* send 0 len pkt to qti to notify state change */
if (gsi->prot_id == IPA_USB_DIAG)
gsi_ctrl_send_cpkt_tomodem(gsi, NULL, 0);
return 0; return 0;
notify_ep_disable: notify_ep_disable: