linux-kernel - [PATCH stable 6.1] phy: phy-brcm-usb: Utilize platform_get_irq_byname

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Message-Id: <20230425215932.4063037-1-f.fainelli@gmail.com>
Date:   Tue, 25 Apr 2023 14:59:32 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     stable@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, sashal@...nel.org,
        gregkh@...uxfoundation.org,
        Florian Fainelli <f.fainelli@...il.com>,
        Justin Chen <justinpopo6@...il.com>,
        Vinod Koul <vkoul@...nel.org>, Al Cooper <alcooperx@...il.com>,
        Broadcom internal kernel review list 
        <bcm-kernel-feedback-list@...adcom.com>,
        Kishon Vijay Abraham I <kishon@...nel.org>,
        linux-phy@...ts.infradead.org (open list:GENERIC PHY FRAMEWORK)
Subject: [PATCH stable 6.1] phy: phy-brcm-usb: Utilize platform_get_irq_byname_optional()

commit 53bffe0055741440a6c91abb80bad1c62ea443e3 upstream

The wake-up interrupt lines are entirely optional, avoid printing
messages that interrupts were not found by switching to the _optional
variant.

Signed-off-by: Florian Fainelli <f.fainelli@...il.com>
Acked-by: Justin Chen <justinpopo6@...il.com>
Link: https://lore.kernel.org/r/20221026224450.2958762-1-f.fainelli@gmail.com
Signed-off-by: Vinod Koul <vkoul@...nel.org>
---
This patch is only needed in Linux 6.1 and is already in Linux 6.2.

 drivers/phy/broadcom/phy-brcm-usb.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/phy/broadcom/phy-brcm-usb.c b/drivers/phy/broadcom/phy-brcm-usb.c
index 2bfd78e2d8fd..7a4c328bac58 100644
--- a/drivers/phy/broadcom/phy-brcm-usb.c
+++ b/drivers/phy/broadcom/phy-brcm-usb.c
@@ -445,9 +445,9 @@ static int brcm_usb_phy_dvr_init(struct platform_device *pdev,
 		priv->suspend_clk = NULL;
 	}
 
-	priv->wake_irq = platform_get_irq_byname(pdev, "wake");
+	priv->wake_irq = platform_get_irq_byname_optional(pdev, "wake");
 	if (priv->wake_irq < 0)
-		priv->wake_irq = platform_get_irq_byname(pdev, "wakeup");
+		priv->wake_irq = platform_get_irq_byname_optional(pdev, "wakeup");
 	if (priv->wake_irq >= 0) {
 		err = devm_request_irq(dev, priv->wake_irq,
 				       brcm_usb_phy_wake_isr, 0,
-- 
2.34.1