irqdomain: i2c: Switch to irq_find_mapping()

Jiri Slaby (SUSE) · Wolfram Sang · commit 6b88dac0ae19 · 2025-03-25T12:34:36.000+01:00
irq_linear_revmap() is deprecated, so remove all its uses and supersede
them by an identical call to irq_find_mapping().

Signed-off-by: Jiri Slaby (SUSE) &lt;jirislaby@kernel.org&gt;
Cc: Peter Rosin &lt;peda@axentia.se&gt;
Cc: linux-i2c@vger.kernel.org
Signed-off-by: Wolfram Sang &lt;wsa+renesas@sang-engineering.com&gt;
diff --git a/drivers/i2c/muxes/i2c-mux-pca954x.c b/drivers/i2c/muxes/i2c-mux-pca954x.c
@@ -414,7 +414,7 @@ static irqreturn_t pca954x_irq_handler(int irq, void *dev_id)
 
 	pending = (ret >> PCA954X_IRQ_OFFSET) & (BIT(data->chip->nchans) - 1);
 	for_each_set_bit(i, &pending, data->chip->nchans)
-		handle_nested_irq(irq_linear_revmap(data->irq, i));
+		handle_nested_irq(irq_find_mapping(data->irq, i));
 
 	return IRQ_RETVAL(pending);
 }

Original file line number	Diff line number	Diff line change
`@@ -414,7 +414,7 @@ static irqreturn_t pca954x_irq_handler(int irq, void *dev_id)`
`414`	`414`
`415`	`415`	`pending = (ret >> PCA954X_IRQ_OFFSET) & (BIT(data->chip->nchans) - 1);`
`416`	`416`	`for_each_set_bit(i, &pending, data->chip->nchans)`
`417`		`- handle_nested_irq(irq_linear_revmap(data->irq, i));`
	`417`	`+ handle_nested_irq(irq_find_mapping(data->irq, i));`
`418`	`418`
`419`	`419`	`return IRQ_RETVAL(pending);`
`420`	`420`	`}`