[PATCH] usb: musb: Fix a bug by making suspend interrupt available in device mode

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As a part of aligning the ISR code for MUSB with the specs, the
ISR code was re-written. 

See Commit 1c25fda4a09e8229800979986ef399401053b46e (usb: musb: handle 
irqs in the order dictated by programming guide)

With this the suspend interrupt came accidently under CONFIG_USB_MUSB_HDRC_HCD.

The fix brings suspend interrupt handling outside 
CONFIG_USB_MUSB_HDRC_HCD.

Signed-off-by: Maulik Mankad <x0082077@xxxxxx>
Cc: David Brownell <david-b@xxxxxxxxxxx>
Cc: Felipe Balbi <felipe.balbi@xxxxxxxxx>
---
Index: mainline/drivers/usb/musb/musb_core.c
===================================================================
--- mainline.orig/drivers/usb/musb/musb_core.c
+++ mainline/drivers/usb/musb/musb_core.c
@@ -642,7 +642,7 @@ static irqreturn_t musb_stage0_irq(struc
 		handled = IRQ_HANDLED;
 	}
 
-
+#endif
 	if (int_usb & MUSB_INTR_SUSPEND) {
 		DBG(1, "SUSPEND (%s) devctl %02x power %02x\n",
 				otg_state_string(musb), devctl, power);
@@ -705,6 +705,7 @@ static irqreturn_t musb_stage0_irq(struc
 		}
 	}
 
+#ifdef CONFIG_USB_MUSB_HDRC_HCD
 	if (int_usb & MUSB_INTR_CONNECT) {
 		struct usb_hcd *hcd = musb_to_hcd(musb);
 		void __iomem *mbase = musb->mregs;
--
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