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Code Issues

mvebu: gpio-mvebu IRQ index error kernel backport

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Backport the upstream kernel fix 525b0858ff to get rid of the kernel
messages:

mvebu-gpio xxxxxx.gpio: IRQ index 3 not found

Signed-off-by: Daniel González Cabanelas <dgcbueu@gmail.com>
This commit is contained in:
Daniel González Cabanelas 2020-10-27 18:39:40 +01:00 committed by Petr Štetiar
parent b163bfbba5
commit a9deace10c
1 changed files with 33 additions and 0 deletions
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33
target/linux/mvebu/patches-5.4/007-gpio-mvebu-avoid_error_message_for_optional_IRQ.patch Normal file
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@ -0,0 +1,33 @@
From 525b0858ff2fdb78defec2d4d6d63baaa423d5fd Mon Sep 17 00:00:00 2001
From: Chris Packham <chris.packham@alliedtelesis.co.nz>
Date: Fri, 13 Mar 2020 16:42:44 +1300
Subject: [PATCH] gpio: mvebu: avoid error message for optional IRQ
platform_get_irq() will generate an error message if the requested irq
is not present
mvebu-gpio f1010140.gpio: IRQ index 3 not found
use platform_get_irq_optional() to avoid the error message being
generated.
Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
---
drivers/gpio/gpio-mvebu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpio/gpio-mvebu.c b/drivers/gpio/gpio-mvebu.c
index d2b999c7987f1..3c9f4fb3d5a28 100644
--- a/drivers/gpio/gpio-mvebu.c
+++ b/drivers/gpio/gpio-mvebu.c
@@ -1245,7 +1245,7 @@ static int mvebu_gpio_probe(struct platform_device *pdev)
* pins.
*/
for (i = 0; i < 4; i++) {
- int irq = platform_get_irq(pdev, i);
+ int irq = platform_get_irq_optional(pdev, i);
if (irq < 0)
continue;