mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-07 00:46:42 +07:00
crypto: caam - fix ERA property reading
In order to ensure that the ERA property is properly read from DT on all platforms, of_property_read* function needs to be used. Signed-off-by: Alex Porosanu <alexandru.porosanu@freescale.com> Signed-off-by: Horia Geant? <horia.geanta@freescale.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
parent
b1ccc8f4b6
commit
e27513eb61
@ -370,14 +370,14 @@ static void kick_trng(struct platform_device *pdev, int ent_delay)
|
||||
int caam_get_era(void)
|
||||
{
|
||||
struct device_node *caam_node;
|
||||
for_each_compatible_node(caam_node, NULL, "fsl,sec-v4.0") {
|
||||
const uint32_t *prop = (uint32_t *)of_get_property(caam_node,
|
||||
"fsl,sec-era",
|
||||
NULL);
|
||||
return prop ? *prop : -ENOTSUPP;
|
||||
}
|
||||
int ret;
|
||||
u32 prop;
|
||||
|
||||
return -ENOTSUPP;
|
||||
caam_node = of_find_compatible_node(NULL, NULL, "fsl,sec-v4.0");
|
||||
ret = of_property_read_u32(caam_node, "fsl,sec-era", &prop);
|
||||
of_node_put(caam_node);
|
||||
|
||||
return IS_ERR_VALUE(ret) ? -ENOTSUPP : prop;
|
||||
}
|
||||
EXPORT_SYMBOL(caam_get_era);
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user