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Diffstat (limited to 'net/nfc/netlink.c')
-rw-r--r--net/nfc/netlink.c73
1 files changed, 37 insertions, 36 deletions
diff --git a/net/nfc/netlink.c b/net/nfc/netlink.c
index 6989dfa28ee2..6404052d6c07 100644
--- a/net/nfc/netlink.c
+++ b/net/nfc/netlink.c
@@ -48,28 +48,34 @@ static const struct nla_policy nfc_genl_policy[NFC_ATTR_MAX + 1] = {
[NFC_ATTR_PROTOCOLS] = { .type = NLA_U32 },
[NFC_ATTR_COMM_MODE] = { .type = NLA_U8 },
[NFC_ATTR_RF_MODE] = { .type = NLA_U8 },
+ [NFC_ATTR_DEVICE_POWERED] = { .type = NLA_U8 },
};
static int nfc_genl_send_target(struct sk_buff *msg, struct nfc_target *target,
- struct netlink_callback *cb, int flags)
+ struct netlink_callback *cb, int flags)
{
void *hdr;
hdr = genlmsg_put(msg, NETLINK_CB(cb->skb).pid, cb->nlh->nlmsg_seq,
- &nfc_genl_family, flags, NFC_CMD_GET_TARGET);
+ &nfc_genl_family, flags, NFC_CMD_GET_TARGET);
if (!hdr)
return -EMSGSIZE;
genl_dump_check_consistent(cb, hdr, &nfc_genl_family);
NLA_PUT_U32(msg, NFC_ATTR_TARGET_INDEX, target->idx);
- NLA_PUT_U32(msg, NFC_ATTR_PROTOCOLS,
- target->supported_protocols);
+ NLA_PUT_U32(msg, NFC_ATTR_PROTOCOLS, target->supported_protocols);
NLA_PUT_U16(msg, NFC_ATTR_TARGET_SENS_RES, target->sens_res);
NLA_PUT_U8(msg, NFC_ATTR_TARGET_SEL_RES, target->sel_res);
if (target->nfcid1_len > 0)
NLA_PUT(msg, NFC_ATTR_TARGET_NFCID1, target->nfcid1_len,
- target->nfcid1);
+ target->nfcid1);
+ if (target->sensb_res_len > 0)
+ NLA_PUT(msg, NFC_ATTR_TARGET_SENSB_RES, target->sensb_res_len,
+ target->sensb_res);
+ if (target->sensf_res_len > 0)
+ NLA_PUT(msg, NFC_ATTR_TARGET_SENSF_RES, target->sensf_res_len,
+ target->sensf_res);
return genlmsg_end(msg, hdr);
@@ -85,9 +91,9 @@ static struct nfc_dev *__get_device_from_cb(struct netlink_callback *cb)
u32 idx;
rc = nlmsg_parse(cb->nlh, GENL_HDRLEN + nfc_genl_family.hdrsize,
- nfc_genl_family.attrbuf,
- nfc_genl_family.maxattr,
- nfc_genl_policy);
+ nfc_genl_family.attrbuf,
+ nfc_genl_family.maxattr,
+ nfc_genl_policy);
if (rc < 0)
return ERR_PTR(rc);
@@ -104,7 +110,7 @@ static struct nfc_dev *__get_device_from_cb(struct netlink_callback *cb)
}
static int nfc_genl_dump_targets(struct sk_buff *skb,
- struct netlink_callback *cb)
+ struct netlink_callback *cb)
{
int i = cb->args[0];
struct nfc_dev *dev = (struct nfc_dev *) cb->args[1];
@@ -124,7 +130,7 @@ static int nfc_genl_dump_targets(struct sk_buff *skb,
while (i < dev->n_targets) {
rc = nfc_genl_send_target(skb, &dev->targets[i], cb,
- NLM_F_MULTI);
+ NLM_F_MULTI);
if (rc < 0)
break;
@@ -160,7 +166,7 @@ int nfc_genl_targets_found(struct nfc_dev *dev)
return -ENOMEM;
hdr = genlmsg_put(msg, 0, 0, &nfc_genl_family, 0,
- NFC_EVENT_TARGETS_FOUND);
+ NFC_EVENT_TARGETS_FOUND);
if (!hdr)
goto free_msg;
@@ -187,13 +193,14 @@ int nfc_genl_device_added(struct nfc_dev *dev)
return -ENOMEM;
hdr = genlmsg_put(msg, 0, 0, &nfc_genl_family, 0,
- NFC_EVENT_DEVICE_ADDED);
+ NFC_EVENT_DEVICE_ADDED);
if (!hdr)
goto free_msg;
NLA_PUT_STRING(msg, NFC_ATTR_DEVICE_NAME, nfc_device_name(dev));
NLA_PUT_U32(msg, NFC_ATTR_DEVICE_INDEX, dev->idx);
NLA_PUT_U32(msg, NFC_ATTR_PROTOCOLS, dev->supported_protocols);
+ NLA_PUT_U8(msg, NFC_ATTR_DEVICE_POWERED, dev->dev_up);
genlmsg_end(msg, hdr);
@@ -218,7 +225,7 @@ int nfc_genl_device_removed(struct nfc_dev *dev)
return -ENOMEM;
hdr = genlmsg_put(msg, 0, 0, &nfc_genl_family, 0,
- NFC_EVENT_DEVICE_REMOVED);
+ NFC_EVENT_DEVICE_REMOVED);
if (!hdr)
goto free_msg;
@@ -238,14 +245,14 @@ free_msg:
}
static int nfc_genl_send_device(struct sk_buff *msg, struct nfc_dev *dev,
- u32 pid, u32 seq,
- struct netlink_callback *cb,
- int flags)
+ u32 pid, u32 seq,
+ struct netlink_callback *cb,
+ int flags)
{
void *hdr;
hdr = genlmsg_put(msg, pid, seq, &nfc_genl_family, flags,
- NFC_CMD_GET_DEVICE);
+ NFC_CMD_GET_DEVICE);
if (!hdr)
return -EMSGSIZE;
@@ -255,6 +262,7 @@ static int nfc_genl_send_device(struct sk_buff *msg, struct nfc_dev *dev,
NLA_PUT_STRING(msg, NFC_ATTR_DEVICE_NAME, nfc_device_name(dev));
NLA_PUT_U32(msg, NFC_ATTR_DEVICE_INDEX, dev->idx);
NLA_PUT_U32(msg, NFC_ATTR_PROTOCOLS, dev->supported_protocols);
+ NLA_PUT_U8(msg, NFC_ATTR_DEVICE_POWERED, dev->dev_up);
return genlmsg_end(msg, hdr);
@@ -264,7 +272,7 @@ nla_put_failure:
}
static int nfc_genl_dump_devices(struct sk_buff *skb,
- struct netlink_callback *cb)
+ struct netlink_callback *cb)
{
struct class_dev_iter *iter = (struct class_dev_iter *) cb->args[0];
struct nfc_dev *dev = (struct nfc_dev *) cb->args[1];
@@ -291,8 +299,7 @@ static int nfc_genl_dump_devices(struct sk_buff *skb,
int rc;
rc = nfc_genl_send_device(skb, dev, NETLINK_CB(cb->skb).pid,
- cb->nlh->nlmsg_seq,
- cb, NLM_F_MULTI);
+ cb->nlh->nlmsg_seq, cb, NLM_F_MULTI);
if (rc < 0)
break;
@@ -317,7 +324,7 @@ static int nfc_genl_dump_devices_done(struct netlink_callback *cb)
}
int nfc_genl_dep_link_up_event(struct nfc_dev *dev, u32 target_idx,
- u8 comm_mode, u8 rf_mode)
+ u8 comm_mode, u8 rf_mode)
{
struct sk_buff *msg;
void *hdr;
@@ -328,8 +335,7 @@ int nfc_genl_dep_link_up_event(struct nfc_dev *dev, u32 target_idx,
if (!msg)
return -ENOMEM;
- hdr = genlmsg_put(msg, 0, 0, &nfc_genl_family, 0,
- NFC_CMD_DEP_LINK_UP);
+ hdr = genlmsg_put(msg, 0, 0, &nfc_genl_family, 0, NFC_CMD_DEP_LINK_UP);
if (!hdr)
goto free_msg;
@@ -366,7 +372,7 @@ int nfc_genl_dep_link_down_event(struct nfc_dev *dev)
return -ENOMEM;
hdr = genlmsg_put(msg, 0, 0, &nfc_genl_family, 0,
- NFC_CMD_DEP_LINK_DOWN);
+ NFC_CMD_DEP_LINK_DOWN);
if (!hdr)
goto free_msg;
@@ -408,7 +414,7 @@ static int nfc_genl_get_device(struct sk_buff *skb, struct genl_info *info)
}
rc = nfc_genl_send_device(msg, dev, info->snd_pid, info->snd_seq,
- NULL, 0);
+ NULL, 0);
if (rc < 0)
goto out_free;
@@ -475,7 +481,7 @@ static int nfc_genl_start_poll(struct sk_buff *skb, struct genl_info *info)
pr_debug("Poll start\n");
if (!info->attrs[NFC_ATTR_DEVICE_INDEX] ||
- !info->attrs[NFC_ATTR_PROTOCOLS])
+ !info->attrs[NFC_ATTR_PROTOCOLS])
return -EINVAL;
idx = nla_get_u32(info->attrs[NFC_ATTR_DEVICE_INDEX]);
@@ -533,13 +539,12 @@ static int nfc_genl_dep_link_up(struct sk_buff *skb, struct genl_info *info)
struct nfc_dev *dev;
int rc, tgt_idx;
u32 idx;
- u8 comm, rf;
+ u8 comm;
pr_debug("DEP link up\n");
if (!info->attrs[NFC_ATTR_DEVICE_INDEX] ||
- !info->attrs[NFC_ATTR_COMM_MODE] ||
- !info->attrs[NFC_ATTR_RF_MODE])
+ !info->attrs[NFC_ATTR_COMM_MODE])
return -EINVAL;
idx = nla_get_u32(info->attrs[NFC_ATTR_DEVICE_INDEX]);
@@ -549,19 +554,15 @@ static int nfc_genl_dep_link_up(struct sk_buff *skb, struct genl_info *info)
tgt_idx = nla_get_u32(info->attrs[NFC_ATTR_TARGET_INDEX]);
comm = nla_get_u8(info->attrs[NFC_ATTR_COMM_MODE]);
- rf = nla_get_u8(info->attrs[NFC_ATTR_RF_MODE]);
if (comm != NFC_COMM_ACTIVE && comm != NFC_COMM_PASSIVE)
return -EINVAL;
- if (rf != NFC_RF_INITIATOR && comm != NFC_RF_TARGET)
- return -EINVAL;
-
dev = nfc_get_device(idx);
if (!dev)
return -ENODEV;
- rc = nfc_dep_link_up(dev, tgt_idx, comm, rf);
+ rc = nfc_dep_link_up(dev, tgt_idx, comm);
nfc_put_device(dev);
@@ -636,7 +637,7 @@ static struct genl_ops nfc_genl_ops[] = {
};
static int nfc_genl_rcv_nl_event(struct notifier_block *this,
- unsigned long event, void *ptr)
+ unsigned long event, void *ptr)
{
struct netlink_notify *n = ptr;
struct class_dev_iter iter;
@@ -689,7 +690,7 @@ int __init nfc_genl_init(void)
int rc;
rc = genl_register_family_with_ops(&nfc_genl_family, nfc_genl_ops,
- ARRAY_SIZE(nfc_genl_ops));
+ ARRAY_SIZE(nfc_genl_ops));
if (rc)
return rc;
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-20 12:11:55 +0100