提交 be085653 编写于 作者: S Samuel Ortiz

NFC: Add secure element enablement netlink API

Enabling or disabling an NFC accessible secure element through netlink
requires giving both an NFC controller and a secure element indexes.
Once enabled the secure element will handle card emulation once polling
starts.
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>
上级 c531c9ec
......@@ -1145,6 +1145,52 @@ int nfc_genl_fw_upload_done(struct nfc_dev *dev, const char *firmware_name)
return -EMSGSIZE;
}
static int nfc_genl_enable_se(struct sk_buff *skb, struct genl_info *info)
{
struct nfc_dev *dev;
int rc;
u32 idx, se_idx;
if (!info->attrs[NFC_ATTR_DEVICE_INDEX] ||
!info->attrs[NFC_ATTR_SE_INDEX])
return -EINVAL;
idx = nla_get_u32(info->attrs[NFC_ATTR_DEVICE_INDEX]);
se_idx = nla_get_u32(info->attrs[NFC_ATTR_SE_INDEX]);
dev = nfc_get_device(idx);
if (!dev)
return -ENODEV;
rc = nfc_enable_se(dev, se_idx);
nfc_put_device(dev);
return rc;
}
static int nfc_genl_disable_se(struct sk_buff *skb, struct genl_info *info)
{
struct nfc_dev *dev;
int rc;
u32 idx, se_idx;
if (!info->attrs[NFC_ATTR_DEVICE_INDEX] ||
!info->attrs[NFC_ATTR_SE_INDEX])
return -EINVAL;
idx = nla_get_u32(info->attrs[NFC_ATTR_DEVICE_INDEX]);
se_idx = nla_get_u32(info->attrs[NFC_ATTR_SE_INDEX]);
dev = nfc_get_device(idx);
if (!dev)
return -ENODEV;
rc = nfc_disable_se(dev, se_idx);
nfc_put_device(dev);
return rc;
}
static struct genl_ops nfc_genl_ops[] = {
{
.cmd = NFC_CMD_GET_DEVICE,
......@@ -1209,6 +1255,16 @@ static struct genl_ops nfc_genl_ops[] = {
.doit = nfc_genl_fw_upload,
.policy = nfc_genl_policy,
},
{
.cmd = NFC_CMD_ENABLE_SE,
.doit = nfc_genl_enable_se,
.policy = nfc_genl_policy,
},
{
.cmd = NFC_CMD_DISABLE_SE,
.doit = nfc_genl_disable_se,
.policy = nfc_genl_policy,
},
};
......
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