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From d14f4cce9340a6586512a0eb6bc680dedeaaef14 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl>
Date: Wed, 16 Dec 2020 15:33:04 +0100
Subject: [PATCH] phy: phy-brcm-usb: improve getting OF matching data
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
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@milecki.pl>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Link: https://lore.kernel.org/r/20201216143305.12179-1-zajec5@gmail.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
---
drivers/phy/broadcom/phy-brcm-usb.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
--- 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>
@@ -457,7 +458,6 @@ static int brcm_usb_phy_probe(struct pla
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;
@@ -471,8 +471,9 @@ static int brcm_usb_phy_probe(struct pla
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);
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