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Message-ID: <20240412045536.1909897-2-chris.packham@alliedtelesis.co.nz>
Date: Fri, 12 Apr 2024 16:55:35 +1200
From: Chris Packham <chris.packham@...iedtelesis.co.nz>
To: gregkh@...uxfoundation.org,
guanghuifeng@...ux.alibaba.com,
cleech@...hat.com,
njavali@...vell.com
Cc: linux-kernel@...r.kernel.org,
Chris Packham <chris.packham@...iedtelesis.co.nz>
Subject: [PATCH v3 1/2] uio_pdrv_genirq: convert to use device_property APIs
Convert the uio_pdrv_genirq driver to use the device_property_* APIs
instead of the of_property_* ones. This allows UIO interrupts to be
defined via an ACPI overlay using the Device Tree namespace linkage.
Signed-off-by: Chris Packham <chris.packham@...iedtelesis.co.nz>
---
Notes:
Changes in v3:
- None
Changes in v2:
- Remove extraneous newline
drivers/uio/uio_pdrv_genirq.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/uio/uio_pdrv_genirq.c b/drivers/uio/uio_pdrv_genirq.c
index 63258b6accc4..796f5be0a086 100644
--- a/drivers/uio/uio_pdrv_genirq.c
+++ b/drivers/uio/uio_pdrv_genirq.c
@@ -23,8 +23,8 @@
#include <linux/irq.h>
#include <linux/of.h>
-#include <linux/of_platform.h>
-#include <linux/of_address.h>
+#include <linux/mod_devicetable.h>
+#include <linux/property.h>
#define DRIVER_NAME "uio_pdrv_genirq"
@@ -110,7 +110,7 @@ static void uio_pdrv_genirq_cleanup(void *data)
static int uio_pdrv_genirq_probe(struct platform_device *pdev)
{
struct uio_info *uioinfo = dev_get_platdata(&pdev->dev);
- struct device_node *node = pdev->dev.of_node;
+ struct fwnode_handle *node = dev_fwnode(&pdev->dev);
struct uio_pdrv_genirq_platdata *priv;
struct uio_mem *uiomem;
int ret = -EINVAL;
@@ -127,11 +127,11 @@ static int uio_pdrv_genirq_probe(struct platform_device *pdev)
return -ENOMEM;
}
- if (!of_property_read_string(node, "linux,uio-name", &name))
+ if (!device_property_read_string(&pdev->dev, "linux,uio-name", &name))
uioinfo->name = devm_kstrdup(&pdev->dev, name, GFP_KERNEL);
else
uioinfo->name = devm_kasprintf(&pdev->dev, GFP_KERNEL,
- "%pOFn", node);
+ "%pfwP", node);
uioinfo->version = "devicetree";
/* Multiple IRQs are not supported */
--
2.43.2
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