linux-kernel - [PATCHv6 5/8] usb: dwc2: Add call_gadget functions for perpheral mode interrupts

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Date:	Tue, 28 Oct 2014 18:25:46 -0500
From:	<dinguyen@...nsource.altera.com>
To:	<paulz@...opsys.com>, <balbi@...com>
CC:	<dinh.linux@...il.com>, <swarren@...dotorg.org>,
	<b.zolnierkie@...sung.com>, <matthijs@...in.nl>,
	<r.baldyga@...sung.com>, <jg1.han@...sung.com>,
	<sachin.kamat@...aro.org>, <ben-linux@...ff.org>,
	<dianders@...omium.org>, <kever.yang@...k-chips.com>,
	<linux-usb@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	Dinh Nguyen <dinguyen@...nsource.altera.com>
Subject: [PATCHv6 5/8] usb: dwc2: Add call_gadget functions for perpheral mode interrupts

From: Dinh Nguyen <dinguyen@...nsource.altera.com>

Update the dwc2 wakeup and suspend interrupt functions to use call_gadget
when the IP is in peripheral mode.

Signed-off-by: Dinh Nguyen <dinguyen@...nsource.altera.com>
Acked-by: Paul Zimmerman <paulz@...opsys.com>
---
 drivers/usb/dwc2/core_intr.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/usb/dwc2/core_intr.c b/drivers/usb/dwc2/core_intr.c
index b0c14e0..1240875 100644
--- a/drivers/usb/dwc2/core_intr.c
+++ b/drivers/usb/dwc2/core_intr.c
@@ -339,6 +339,7 @@ static void dwc2_handle_wakeup_detected_intr(struct dwc2_hsotg *hsotg)
 		}
 		/* Change to L0 state */
 		hsotg->lx_state = DWC2_L0;
+		call_gadget(hsotg, resume);
 	} else {
 		if (hsotg->lx_state != DWC2_L1) {
 			u32 pcgcctl = readl(hsotg->regs + PCGCTL);
@@ -399,6 +400,7 @@ static void dwc2_handle_usb_suspend_intr(struct dwc2_hsotg *hsotg)
 			"DSTS.Suspend Status=%d HWCFG4.Power Optimize=%d\n",
 			!!(dsts & DSTS_SUSPSTS),
 			hsotg->hw_params.power_optimized);
+		call_gadget(hsotg, suspend);
 	} else {
 		if (hsotg->op_state == OTG_STATE_A_PERIPHERAL) {
 			dev_dbg(hsotg->dev, "a_peripheral->a_host\n");
-- 
2.0.3

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