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authorLi Jun <B47624@freescale.com>2014-04-23 15:56:47 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-04-24 12:56:35 -0700
commit95f5555fa0f0176da338e8f42bca08f236032832 (patch)
tree1d6d5d977af68534f641dac84c0a2404779fb95a /drivers/usb/chipidea
parent0698b9b384d39ae8e855bbffac180ad5773efa72 (diff)
downloadlinux-95f5555fa0f0176da338e8f42bca08f236032832.tar.bz2
usb: chipidea: udc: driver update for OTG HNP
Add b_hnp_enable request handling and enable gadget->is_otg Signed-off-by: Peter Chen <peter.chen@freescale.com> Acked-by: Peter Chen <peter.chen@freescale.com> Signed-off-by: Li Jun <b47624@freescale.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/chipidea')
-rw-r--r--drivers/usb/chipidea/udc.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c
index f58857d45050..cba7fd63d6e3 100644
--- a/drivers/usb/chipidea/udc.c
+++ b/drivers/usb/chipidea/udc.c
@@ -20,6 +20,7 @@
#include <linux/pm_runtime.h>
#include <linux/usb/ch9.h>
#include <linux/usb/gadget.h>
+#include <linux/usb/otg-fsm.h>
#include <linux/usb/chipidea.h>
#include "ci.h"
@@ -1052,6 +1053,14 @@ __acquires(ci->lock)
default:
break;
}
+ break;
+ case USB_DEVICE_B_HNP_ENABLE:
+ if (ci_otg_is_fsm_mode(ci)) {
+ ci->gadget.b_hnp_enable = 1;
+ err = isr_setup_status_phase(
+ ci);
+ }
+ break;
default:
goto delegate;
}
@@ -1759,7 +1768,7 @@ static int udc_start(struct ci_hdrc *ci)
ci->gadget.ops = &usb_gadget_ops;
ci->gadget.speed = USB_SPEED_UNKNOWN;
ci->gadget.max_speed = USB_SPEED_HIGH;
- ci->gadget.is_otg = 0;
+ ci->gadget.is_otg = ci->is_otg ? 1 : 0;
ci->gadget.name = ci->platdata->name;
INIT_LIST_HEAD(&ci->gadget.ep_list);