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crypto: talitos - use of_property_read_u32()

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Use of_property_read_u32() to simplify DT read

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
LEROY Christophe 2017-10-06 15:04:51 +02:00 committed by Herbert Xu
parent 24b92ff276
commit fa14c6cfce
1 changed files with 5 additions and 16 deletions
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21
drivers/crypto/talitos.c
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@ -3158,7 +3158,6 @@ static int talitos_probe(struct platform_device *ofdev)
struct device *dev = &ofdev->dev;
struct device_node *np = ofdev->dev.of_node;
struct talitos_private *priv;
const unsigned int *prop;
int i, err;
int stride;
@ -3182,21 +3181,11 @@ static int talitos_probe(struct platform_device *ofdev)
}
/* get SEC version capabilities from device tree */
prop = of_get_property(np, "fsl,num-channels", NULL);
if (prop)
priv->num_channels = *prop;
prop = of_get_property(np, "fsl,channel-fifo-len", NULL);
if (prop)
priv->chfifo_len = *prop;
prop = of_get_property(np, "fsl,exec-units-mask", NULL);
if (prop)
priv->exec_units = *prop;
prop = of_get_property(np, "fsl,descriptor-types-mask", NULL);
if (prop)
priv->desc_types = *prop;
of_property_read_u32(np, "fsl,num-channels", &priv->num_channels);
of_property_read_u32(np, "fsl,channel-fifo-len", &priv->chfifo_len);
of_property_read_u32(np, "fsl,exec-units-mask", &priv->exec_units);
of_property_read_u32(np, "fsl,descriptor-types-mask",
&priv->desc_types);
if (!is_power_of_2(priv->num_channels) || !priv->chfifo_len ||
!priv->exec_units || !priv->desc_types) {