linux-kernel - [PATCH v10 6/6] usb: dwc3: qcom: Enable the interrupts during probe

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Date:   Mon, 17 Jan 2022 11:14:08 +0530
From:   Sandeep Maheswaram <quic_c_sanm@...cinc.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Felipe Balbi <balbi@...nel.org>,
        Stephen Boyd <swboyd@...omium.org>,
        Doug Anderson <dianders@...omium.org>,
        Matthias Kaehlcke <mka@...omium.org>,
        Mathias Nyman <mathias.nyman@...el.com>
CC:     <linux-arm-msm@...r.kernel.org>, <linux-usb@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <quic_pkondeti@...cinc.com>,
        <quic_ppratap@...cinc.com>,
        Sandeep Maheswaram <quic_c_sanm@...cinc.com>
Subject: [PATCH v10 6/6] usb: dwc3: qcom: Enable the interrupts during probe

Enable the interrupts during probe and remove the disable interrupts
function.

Signed-off-by: Sandeep Maheswaram <quic_c_sanm@...cinc.com>
---
 drivers/usb/dwc3/dwc3-qcom.c | 28 ++++------------------------
 1 file changed, 4 insertions(+), 24 deletions(-)

diff --git a/drivers/usb/dwc3/dwc3-qcom.c b/drivers/usb/dwc3/dwc3-qcom.c
index 54dc3d3..7c5e636 100644
--- a/drivers/usb/dwc3/dwc3-qcom.c
+++ b/drivers/usb/dwc3/dwc3-qcom.c
@@ -306,25 +306,7 @@ static void dwc3_qcom_enable_wakeup_irq(int irq)
 	enable_irq_wake(irq);
 }
 
-static void dwc3_qcom_disable_wakeup_irq(int irq)
-{
-	if (!irq)
-		return;
-
-	disable_irq_wake(irq);
-	disable_irq_nosync(irq);
-}
 
-static void dwc3_qcom_disable_interrupts(struct dwc3_qcom *qcom)
-{
-	dwc3_qcom_disable_wakeup_irq(qcom->hs_phy_irq);
-
-	dwc3_qcom_disable_wakeup_irq(qcom->dp_hs_phy_irq);
-
-	dwc3_qcom_disable_wakeup_irq(qcom->dm_hs_phy_irq);
-
-	dwc3_qcom_disable_wakeup_irq(qcom->ss_phy_irq);
-}
 
 static void dwc3_qcom_enable_interrupts(struct dwc3_qcom *qcom)
 {
@@ -356,9 +338,6 @@ static int dwc3_qcom_suspend(struct dwc3_qcom *qcom)
 	if (ret)
 		dev_warn(qcom->dev, "failed to disable interconnect: %d\n", ret);
 
-	if (device_may_wakeup(qcom->dev))
-		dwc3_qcom_enable_interrupts(qcom);
-
 	qcom->is_suspended = true;
 
 	return 0;
@@ -372,9 +351,6 @@ static int dwc3_qcom_resume(struct dwc3_qcom *qcom)
 	if (!qcom->is_suspended)
 		return 0;
 
-	if (device_may_wakeup(qcom->dev))
-		dwc3_qcom_disable_interrupts(qcom);
-
 	for (i = 0; i < qcom->num_clocks; i++) {
 		ret = clk_prepare_enable(qcom->clks[i]);
 		if (ret < 0) {
@@ -832,6 +808,10 @@ static int dwc3_qcom_probe(struct platform_device *pdev)
 	genpd->flags |= GENPD_FLAG_ALWAYS_ON;
 
 	device_init_wakeup(&pdev->dev, 1);
+
+	if (device_may_wakeup(qcom->dev))
+		dwc3_qcom_enable_interrupts(qcom);
+
 	qcom->is_suspended = false;
 	pm_runtime_set_active(dev);
 	pm_runtime_enable(dev);
-- 
2.7.4