spi: davinci: Use device_get_match_data() helper

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>
Link: https://lore.kernel.org/r/1617152319-17701-1-git-send-email-tiantao6@hisilicon.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/spi/spi-davinci.c b/drivers/spi/spi-davinci.c
index 7453a1d..e114e6f 100644 (file)
--- 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;