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authorHema HK <hemahk@ti.com>2011-02-17 06:36:09 (GMT)
committerFelipe Balbi <balbi@ti.com>2011-02-18 12:05:52 (GMT)
commit647b2d9c61fe9a842dd89eb01b5f01e9d437993c (patch)
tree58e072fdd2e0058f993a42fc8032fc1384d149ea
parent070b8ed96e01adeb978d4f8487fb1350a28fcd0d (diff)
downloadlinux-fsl-qoriq-647b2d9c61fe9a842dd89eb01b5f01e9d437993c.tar.xz
usb: otg: TWL6030 Save the last event in otg_transceiver
Save the last event in the otg_transceiver so that it can used in the musb driver and gadget driver to configure the musb and enable the vbus for host mode and OTG mode, if the device is connected during boot. Signed-off-by: Hema HK <hemahk@ti.com> Cc: Tony Lindgren <tony@atomide.com> Cc: Paul Walmsley <paul@pwsan.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
-rw-r--r--drivers/usb/otg/twl6030-usb.c3
-rw-r--r--include/linux/usb/otg.h1
2 files changed, 4 insertions, 0 deletions
diff --git a/drivers/usb/otg/twl6030-usb.c b/drivers/usb/otg/twl6030-usb.c
index b4eda02..05f17b7 100644
--- a/drivers/usb/otg/twl6030-usb.c
+++ b/drivers/usb/otg/twl6030-usb.c
@@ -262,11 +262,13 @@ static irqreturn_t twl6030_usb_irq(int irq, void *_twl)
twl->otg.default_a = false;
twl->otg.state = OTG_STATE_B_IDLE;
twl->linkstat = status;
+ twl->otg.last_event = status;
blocking_notifier_call_chain(&twl->otg.notifier,
status, twl->otg.gadget);
} else {
status = USB_EVENT_NONE;
twl->linkstat = status;
+ twl->otg.last_event = status;
blocking_notifier_call_chain(&twl->otg.notifier,
status, twl->otg.gadget);
if (twl->asleep) {
@@ -299,6 +301,7 @@ static irqreturn_t twl6030_usbotg_irq(int irq, void *_twl)
twl->otg.default_a = true;
twl->otg.state = OTG_STATE_A_IDLE;
twl->linkstat = status;
+ twl->otg.last_event = status;
blocking_notifier_call_chain(&twl->otg.notifier, status,
twl->otg.gadget);
} else {
diff --git a/include/linux/usb/otg.h b/include/linux/usb/otg.h
index a1a1e7a..da511ee 100644
--- a/include/linux/usb/otg.h
+++ b/include/linux/usb/otg.h
@@ -66,6 +66,7 @@ struct otg_transceiver {
u8 default_a;
enum usb_otg_state state;
+ enum usb_xceiv_events last_event;
struct usb_bus *host;
struct usb_gadget *gadget;