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NFC: Export a new attribute nfcid1 in target info

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The nfcid1 is the NFC-A identifier.
It is exported as an attribute of the target info
(returned as a response to NFC_CMD_GET_TARGET).

Signed-off-by: Ilan Elias <[email protected]>
Acked-by: Samuel Ortiz <[email protected]>
Signed-off-by: John W. Linville <[email protected]>
This commit is contained in:
Ilan Elias 2011-12-22 11:51:54 +02:00 • committed by John W. Linville
commit 288e0713f4
4 changed files with 14 additions and 0 deletions
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6
net/nfc/nci/ntf.c
View file

@ -154,6 +154,12 @@ static void nci_target_found(struct nci_dev *ndev,
nfc_tgt.sens_res = ntf->rf_tech_specific_params.nfca_poll.sens_res;
nfc_tgt.sel_res = ntf->rf_tech_specific_params.nfca_poll.sel_res;
nfc_tgt.nfcid1_len = ntf->rf_tech_specific_params.nfca_poll.nfcid1_len;
if (nfc_tgt.nfcid1_len > 0) {
memcpy(nfc_tgt.nfcid1,
ntf->rf_tech_specific_params.nfca_poll.nfcid1,
nfc_tgt.nfcid1_len);
}
if (!(nfc_tgt.supported_protocols & ndev->poll_prots)) {
pr_debug("the target found does not have the desired protocol\n");

3
net/nfc/netlink.c
View file

@ -67,6 +67,9 @@ static int nfc_genl_send_target(struct sk_buff *msg, struct nfc_target *target,
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);
return genlmsg_end(msg, hdr);