[PATCH] gpio: xgene-sb: Tidy up fwnode usage

From: Robin Murphy
Date: Thu Aug 24 2017 - 13:24:27 EST


Since f94277af03ea ("of/platform: Initialise dev->fwnode appropriately"),
of_platform_device_create() already initialises dev->fwnode to that of
the appropriate device_node, so within the driver we shouldn't need to
care whether we probed via DT or ACPI.

Signed-off-by: Robin Murphy <robin.murphy@xxxxxxx>
---

Not tested, just an opportunity I happened to spot whilst looking
at something else.

drivers/gpio/gpio-xgene-sb.c | 13 ++-----------
1 file changed, 2 insertions(+), 11 deletions(-)

diff --git a/drivers/gpio/gpio-xgene-sb.c b/drivers/gpio/gpio-xgene-sb.c
index 033258634b8c..82c3ee6da66a 100644
--- a/drivers/gpio/gpio-xgene-sb.c
+++ b/drivers/gpio/gpio-xgene-sb.c
@@ -130,10 +130,7 @@ static int xgene_gpio_sb_to_irq(struct gpio_chip *gc, u32 gpio)
(gpio > HWIRQ_TO_GPIO(priv, priv->nirq)))
return -ENXIO;

- if (gc->parent->of_node)
- fwspec.fwnode = of_node_to_fwnode(gc->parent->of_node);
- else
- fwspec.fwnode = gc->parent->fwnode;
+ fwspec.fwnode = gc->parent->fwnode;
fwspec.param_count = 2;
fwspec.param[0] = GPIO_TO_HWIRQ(priv, gpio);
fwspec.param[1] = IRQ_TYPE_NONE;
@@ -231,7 +228,6 @@ static int xgene_gpio_sb_probe(struct platform_device *pdev)
struct resource *res;
void __iomem *regs;
struct irq_domain *parent_domain = NULL;
- struct fwnode_handle *fwnode;
u32 val32;

priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
@@ -285,13 +281,8 @@ static int xgene_gpio_sb_probe(struct platform_device *pdev)

platform_set_drvdata(pdev, priv);

- if (pdev->dev.of_node)
- fwnode = of_node_to_fwnode(pdev->dev.of_node);
- else
- fwnode = pdev->dev.fwnode;
-
priv->irq_domain = irq_domain_create_hierarchy(parent_domain,
- 0, priv->nirq, fwnode,
+ 0, priv->nirq, pdev->dev.fwnode,
&xgene_gpio_sb_domain_ops, priv);
if (!priv->irq_domain)
return -ENODEV;
--
2.13.4.dirty