[PATCH 1/2] phy: phy-brcm-usb: improve getting OF matching data
From: Rafał Miłecki
Date: Wed Dec 16 2020 - 09:33:56 EST
From: Rafał Miłecki <rafal@xxxxxxxxxx>
1. Use of_device_get_match_data() helper to simplify the code
2. Check for NULL as a good practice
Signed-off-by: Rafał Miłecki <rafal@xxxxxxxxxx>
---
drivers/phy/broadcom/phy-brcm-usb.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/phy/broadcom/phy-brcm-usb.c b/drivers/phy/broadcom/phy-brcm-usb.c
index 63f922a5f29b..f0f01060bd12 100644
--- a/drivers/phy/broadcom/phy-brcm-usb.c
+++ b/drivers/phy/broadcom/phy-brcm-usb.c
@@ -11,6 +11,7 @@
#include <linux/io.h>
#include <linux/module.h>
#include <linux/of.h>
+#include <linux/of_device.h>
#include <linux/phy/phy.h>
#include <linux/platform_device.h>
#include <linux/interrupt.h>
@@ -431,7 +432,6 @@ static int brcm_usb_phy_probe(struct platform_device *pdev)
struct device_node *dn = pdev->dev.of_node;
int err;
const char *mode;
- const struct of_device_id *match;
void (*dvr_init)(struct brcm_usb_init_params *params);
const struct match_chip_info *info;
struct regmap *rmap;
@@ -445,8 +445,9 @@ static int brcm_usb_phy_probe(struct platform_device *pdev)
priv->ini.family_id = brcmstb_get_family_id();
priv->ini.product_id = brcmstb_get_product_id();
- match = of_match_node(brcm_usb_dt_ids, dev->of_node);
- info = match->data;
+ info = of_device_get_match_data(&pdev->dev);
+ if (!info)
+ return -ENOENT;
dvr_init = info->init_func;
(*dvr_init)(&priv->ini);
--
2.26.2