linux-kernel - [PATCH v3 01/10] ata: pata_platform: Make use of platform_get_mem_or

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Message-Id: <20211224131300.18198-2-prabhakar.mahadev-lad.rj@bp.renesas.com>
Date:   Fri, 24 Dec 2021 13:12:50 +0000
From:   Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
To:     Damien Le Moal <damien.lemoal@...nsource.wdc.com>
Cc:     Sergey Shtylyov <s.shtylyov@....ru>,
        Rob Herring <robh+dt@...nel.org>, linux-kernel@...r.kernel.org,
        Prabhakar <prabhakar.csengg@...il.com>,
        Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>,
        linux-ide@...r.kernel.org
Subject: [PATCH v3 01/10] ata: pata_platform: Make use of platform_get_mem_or_io()

Make use of platform_get_mem_or_io() to simplify the code.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Reviewed-by: Sergey Shtylyov <s.shtylyov@....ru>
---
 drivers/ata/pata_platform.c | 18 ++++++------------
 1 file changed, 6 insertions(+), 12 deletions(-)

diff --git a/drivers/ata/pata_platform.c b/drivers/ata/pata_platform.c
index 028329428b75..cb3134bf88eb 100644
--- a/drivers/ata/pata_platform.c
+++ b/drivers/ata/pata_platform.c
@@ -198,22 +198,16 @@ static int pata_platform_probe(struct platform_device *pdev)
 	/*
 	 * Get the I/O base first
 	 */
-	io_res = platform_get_resource(pdev, IORESOURCE_IO, 0);
-	if (io_res == NULL) {
-		io_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-		if (unlikely(io_res == NULL))
-			return -EINVAL;
-	}
+	io_res = platform_get_mem_or_io(pdev, 0);
+	if (unlikely(!io_res))
+		return -EINVAL;
 
 	/*
 	 * Then the CTL base
 	 */
-	ctl_res = platform_get_resource(pdev, IORESOURCE_IO, 1);
-	if (ctl_res == NULL) {
-		ctl_res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
-		if (unlikely(ctl_res == NULL))
-			return -EINVAL;
-	}
+	ctl_res = platform_get_mem_or_io(pdev, 1);
+	if (unlikely(!ctl_res))
+		return -EINVAL;
 
 	/*
 	 * And the IRQ
-- 
2.17.1