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From: Tian Tao <tiantao6@hisilicon.com>
To: <broonie@kernel.org>, <festevam@gmail.com>
Cc: <linux-spi@vger.kernel.org>
Subject: [PATCH v3] spi: davinci: Use device_get_match_data() helper
Date: Wed, 31 Mar 2021 08:58:39 +0800
Message-ID: <1617152319-17701-1-git-send-email-tiantao6@hisilicon.com> (raw)

Use the device_get_match_data() helper instead of open coding.

Signed-off-by: Tian Tao <tiantao6@hisilicon.com>
Suggested-by: Fabio Estevam <festevam@gmail.com>
---
v2: Removed forced type conversions.

v3: Use the device_get_match_data() instead of of_the device_get_match_data()
and update the commit message and patch name.
---
 drivers/spi/spi-davinci.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/drivers/spi/spi-davinci.c b/drivers/spi/spi-davinci.c
index 7453a1d..e114e6fe 100644
--- a/drivers/spi/spi-davinci.c
+++ b/drivers/spi/spi-davinci.c
@@ -817,18 +817,13 @@ static int spi_davinci_get_pdata(struct platform_device *pdev,
 			struct davinci_spi *dspi)
 {
 	struct device_node *node = pdev->dev.of_node;
-	struct davinci_spi_of_data *spi_data;
+	const struct davinci_spi_of_data *spi_data;
 	struct davinci_spi_platform_data *pdata;
 	unsigned int num_cs, intr_line = 0;
-	const struct of_device_id *match;
 
 	pdata = &dspi->pdata;
 
-	match = of_match_device(davinci_spi_of_match, &pdev->dev);
-	if (!match)
-		return -ENODEV;
-
-	spi_data = (struct davinci_spi_of_data *)match->data;
+	spi_data = device_get_match_data(&pdev->dev);
 
 	pdata->version = spi_data->version;
 	pdata->prescaler_limit = spi_data->prescaler_limit;
-- 
2.7.4


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Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-31  0:58 Tian Tao [this message]
2021-04-09 16:22 ` Mark Brown

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