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From: Chris Packham <chris.packham@alliedtelesis.co.nz>
To: Wolfram Sang <wsa@kernel.org>
Cc: Andy Shevchenko <andy.shevchenko@gmail.com>,
	linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org,
	Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
	Chris Packham <chris.packham@alliedtelesis.co.nz>
Subject: [PATCH v4 5/6] i2c: mpc: Use device_get_match_data() helper
Date: Thu, 15 Apr 2021 10:33:24 +1200
Message-ID: <20210414223325.23352-6-chris.packham@alliedtelesis.co.nz> (raw)
In-Reply-To: <20210414223325.23352-1-chris.packham@alliedtelesis.co.nz>

From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

Use the device_get_match_data() helper instead of open coding.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
---
 drivers/i2c/busses/i2c-mpc.c | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c
index 0865f7ac80bd..7a9abeeb6da0 100644
--- a/drivers/i2c/busses/i2c-mpc.c
+++ b/drivers/i2c/busses/i2c-mpc.c
@@ -14,6 +14,7 @@
 #include <linux/of_address.h>
 #include <linux/of_irq.h>
 #include <linux/of_platform.h>
+#include <linux/property.h>
 #include <linux/slab.h>
 
 #include <linux/clk.h>
@@ -689,10 +690,9 @@ static struct i2c_bus_recovery_info fsl_i2c_recovery_info = {
 	.recover_bus = fsl_i2c_bus_recovery,
 };
 
-static const struct of_device_id mpc_i2c_of_match[];
 static int fsl_i2c_probe(struct platform_device *op)
 {
-	const struct of_device_id *match;
+	const struct mpc_i2c_data *data;
 	struct mpc_i2c *i2c;
 	const u32 *prop;
 	u32 clock = MPC_I2C_CLOCK_LEGACY;
@@ -701,10 +701,6 @@ static int fsl_i2c_probe(struct platform_device *op)
 	struct clk *clk;
 	int err;
 
-	match = of_match_device(mpc_i2c_of_match, &op->dev);
-	if (!match)
-		return -EINVAL;
-
 	i2c = devm_kzalloc(&op->dev, sizeof(*i2c), GFP_KERNEL);
 	if (!i2c)
 		return -ENOMEM;
@@ -756,8 +752,8 @@ static int fsl_i2c_probe(struct platform_device *op)
 			clock = *prop;
 	}
 
-	if (match->data) {
-		const struct mpc_i2c_data *data = match->data;
+	data = device_get_match_data(&op->dev);
+	if (data) {
 		data->setup(op->dev.of_node, i2c, clock);
 	} else {
 		/* Backwards compatibility */
-- 
2.31.1


  parent reply index

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-14 22:33 [PATCH v4 0/6] i2c: mpc: Refactor to improve responsiveness Chris Packham
2021-04-14 22:33 ` [PATCH v4 1/6] i2c: mpc: Interrupt driven transfer Chris Packham
2021-04-14 22:33 ` [PATCH v4 2/6] i2c: mpc: Update license and copyright Chris Packham
2021-04-14 22:33 ` [PATCH v4 3/6] i2c: mpc: Use devm_clk_get_optional() Chris Packham
2021-04-14 22:33 ` [PATCH v4 4/6] i2c: mpc: Remove CONFIG_PM_SLEEP ifdeffery Chris Packham
2021-04-14 22:33 ` Chris Packham [this message]
2021-04-14 22:33 ` [PATCH v4 6/6] i2c: mpc: Drop duplicate message from devm_platform_ioremap_resource() Chris Packham
2021-04-15 20:09 ` [PATCH v4 0/6] i2c: mpc: Refactor to improve responsiveness Wolfram Sang

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