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dmaengine: nbpfaxi: Use of_device_get_match_data() helper

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Use the of_device_get_match_data() helper instead of open coding.
Note that when used with DT, there's always a valid match.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
This commit is contained in:
Geert Uytterhoeven 2017-10-04 14:15:23 +02:00 committed by Vinod Koul
parent 5543de66e2
commit f47a4133ea
1 changed files with 2 additions and 3 deletions
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5
drivers/dma/nbpfaxi.c
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@ -1286,7 +1286,6 @@ MODULE_DEVICE_TABLE(of, nbpf_match);
static int nbpf_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
const struct of_device_id *of_id = of_match_device(nbpf_match, dev);
struct device_node *np = dev->of_node;
struct nbpf_device *nbpf;
struct dma_device *dma_dev;
@ -1300,10 +1299,10 @@ static int nbpf_probe(struct platform_device *pdev)
BUILD_BUG_ON(sizeof(struct nbpf_desc_page) > PAGE_SIZE);
/* DT only */
if (!np || !of_id || !of_id->data)
if (!np)
return -ENODEV;
cfg = of_id->data;
cfg = of_device_get_match_data(dev);
num_channels = cfg->num_channels;
nbpf = devm_kzalloc(dev, sizeof(*nbpf) + num_channels *