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	Rid of kernel error message: [ 0.780828] orion-mdio d0072004.mdio: IRQ index 0 not found on Marvell targets backporting the kernel commit fa2632f74e57 Signed-off-by: Daniel González Cabanelas <dgcbueu@gmail.com>
		
			
				
	
	
		
			34 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			34 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
From fa2632f74e57bbc869c8ad37751a11b6147a3acc Mon Sep 17 00:00:00 2001
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From: Chris Packham <chris.packham@alliedtelesis.co.nz>
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Date: Mon, 16 Mar 2020 20:49:07 +1300
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Subject: [PATCH] net: mvmdio: avoid error message for optional IRQ
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Per the dt-binding the interrupt is optional so use
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platform_get_irq_optional() instead of platform_get_irq(). Since
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commit 7723f4c5ecdb ("driver core: platform: Add an error message to
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platform_get_irq*()") platform_get_irq() produces an error message
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  orion-mdio f1072004.mdio: IRQ index 0 not found
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which is perfectly normal if one hasn't specified the optional property
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in the device tree.
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Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
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Reviewed-by: Andrew Lunn <andrew@lunn.ch>
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Signed-off-by: David S. Miller <davem@davemloft.net>
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---
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 drivers/net/ethernet/marvell/mvmdio.c | 2 +-
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 1 file changed, 1 insertion(+), 1 deletion(-)
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--- a/drivers/net/ethernet/marvell/mvmdio.c
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+++ b/drivers/net/ethernet/marvell/mvmdio.c
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@@ -347,7 +347,7 @@ static int orion_mdio_probe(struct platf
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 	}
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-	dev->err_interrupt = platform_get_irq(pdev, 0);
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+	dev->err_interrupt = platform_get_irq_optional(pdev, 0);
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 	if (dev->err_interrupt > 0 &&
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 	    resource_size(r) < MVMDIO_ERR_INT_MASK + 4) {
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 		dev_err(&pdev->dev,
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