Commit 1b3eebf1 authored by Bean Huo's avatar Bean Huo Committed by Ulf Hansson
Browse files

mmc: wmt-sdmmc: Use of_device_get_match_data() helper 



Only the device data is needed, not the whole struct of_device_id.
Use of_device_get_match_data() instead of open coding of of_match_device().

Signed-off-by: default avatarBean Huo <beanhuo@micron.com>
Link: https://lore.kernel.org/r/20220202180648.1252154-2-huobean@gmail.com


Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent 43a6a11a

drivers/mmc/host/wmt-sdmmc.c

+2 −5
Original line number Diff line number Diff line
@@ -751,19 +751,16 @@ static int wmt_mci_probe(struct platform_device *pdev) 
	struct mmc_host *mmc;

	struct wmt_mci_priv *priv;

	struct device_node *np = pdev->dev.of_node;

	const struct of_device_id *of_id =

		of_match_device(wmt_mci_dt_ids, &pdev->dev);

	const struct wmt_mci_caps *wmt_caps;

	int ret;

	int regular_irq, dma_irq;



	if (!of_id || !of_id->data) {

	wmt_caps = of_device_get_match_data(&pdev->dev);

	if (!wmt_caps) {

		dev_err(&pdev->dev, "Controller capabilities data missing\n");

		return -EFAULT;

	}



	wmt_caps = of_id->data;



	if (!np) {

		dev_err(&pdev->dev, "Missing SDMMC description in devicetree\n");

		return -EFAULT;