[PATCH 2/6] ASoC: fsl_micfil: Use of_device_get_match_data()

Fabio Estevam festevam at gmail.com
Mon Jan 18 13:38:11 CET 2021


The retrieval of driver data via of_device_get_match_data() can make
the code simpler.

Use of_device_get_match_data() to simplify the code.

Signed-off-by: Fabio Estevam <festevam at gmail.com>
---
 sound/soc/fsl/fsl_micfil.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/sound/soc/fsl/fsl_micfil.c b/sound/soc/fsl/fsl_micfil.c
index efc5daf53bba..8aedf6590b28 100644
--- a/sound/soc/fsl/fsl_micfil.c
+++ b/sound/soc/fsl/fsl_micfil.c
@@ -637,7 +637,6 @@ static irqreturn_t micfil_err_isr(int irq, void *devid)
 static int fsl_micfil_probe(struct platform_device *pdev)
 {
 	struct device_node *np = pdev->dev.of_node;
-	const struct of_device_id *of_id;
 	struct fsl_micfil *micfil;
 	struct resource *res;
 	void __iomem *regs;
@@ -651,11 +650,7 @@ static int fsl_micfil_probe(struct platform_device *pdev)
 	micfil->pdev = pdev;
 	strncpy(micfil->name, np->name, sizeof(micfil->name) - 1);
 
-	of_id = of_match_device(fsl_micfil_dt_ids, &pdev->dev);
-	if (!of_id || !of_id->data)
-		return -EINVAL;
-
-	micfil->soc = of_id->data;
+	micfil->soc = of_device_get_match_data(&pdev->dev);
 
 	/* ipg_clk is used to control the registers
 	 * ipg_clk_app is used to operate the filter
-- 
2.17.1



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