linux-kernel - [PATCH] can: sja1000: Use platform_get

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Message-Id: <20211221200016.13459-1-prabhakar.mahadev-lad.rj@bp.renesas.com>
Date:   Tue, 21 Dec 2021 20:00:16 +0000
From:   Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
To:     Wolfgang Grandegger <wg@...ndegger.com>,
        Marc Kleine-Budde <mkl@...gutronix.de>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     linux-can@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Prabhakar <prabhakar.csengg@...il.com>,
        Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: [PATCH] can: sja1000: Use platform_get_irq()

It is preferred that drivers use platform_get_irq()
instead of irq_of_parse_and_map(), so replace.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
---
 drivers/net/can/sja1000/sja1000_platform.c | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/drivers/net/can/sja1000/sja1000_platform.c b/drivers/net/can/sja1000/sja1000_platform.c
index d7c2ec529b8f..f9ec7bd8dfac 100644
--- a/drivers/net/can/sja1000/sja1000_platform.c
+++ b/drivers/net/can/sja1000/sja1000_platform.c
@@ -17,7 +17,6 @@
 #include <linux/io.h>
 #include <linux/of.h>
 #include <linux/of_device.h>
-#include <linux/of_irq.h>
 
 #include "sja1000.h"
 
@@ -234,13 +233,15 @@ static int sp_probe(struct platform_device *pdev)
 	if (!addr)
 		return -ENOMEM;
 
-	if (of)
-		irq = irq_of_parse_and_map(of, 0);
-	else
+	if (of) {
+		irq = platform_get_irq(pdev, 0);
+		if (irq < 0)
+			return irq;
+	} else {
 		res_irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
-
-	if (!irq && !res_irq)
-		return -ENODEV;
+		if (!res_irq)
+			return -ENODEV;
+	}
 
 	of_id = of_match_device(sp_of_table, &pdev->dev);
 	if (of_id && of_id->data) {
-- 
2.17.1