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path: root/drivers/nfc/st21nfcb/st21nfcb.c
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Diffstat (limited to 'drivers/nfc/st21nfcb/st21nfcb.c')
-rw-r--r--drivers/nfc/st21nfcb/st21nfcb.c143
1 files changed, 0 insertions, 143 deletions
diff --git a/drivers/nfc/st21nfcb/st21nfcb.c b/drivers/nfc/st21nfcb/st21nfcb.c
deleted file mode 100644
index ca9871ab3fb3..000000000000
--- a/drivers/nfc/st21nfcb/st21nfcb.c
+++ /dev/null
@@ -1,143 +0,0 @@
-/*
- * NCI based Driver for STMicroelectronics NFC Chip
- *
- * Copyright (C) 2014 STMicroelectronics SAS. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <linux/module.h>
-#include <linux/nfc.h>
-#include <net/nfc/nci.h>
-#include <net/nfc/nci_core.h>
-
-#include "st21nfcb.h"
-#include "st21nfcb_se.h"
-
-#define DRIVER_DESC "NCI NFC driver for ST21NFCB"
-
-#define ST21NFCB_NCI1_X_PROPRIETARY_ISO15693 0x83
-
-static int st21nfcb_nci_open(struct nci_dev *ndev)
-{
- struct st21nfcb_nci_info *info = nci_get_drvdata(ndev);
- int r;
-
- if (test_and_set_bit(ST21NFCB_NCI_RUNNING, &info->flags))
- return 0;
-
- r = ndlc_open(info->ndlc);
- if (r)
- clear_bit(ST21NFCB_NCI_RUNNING, &info->flags);
-
- return r;
-}
-
-static int st21nfcb_nci_close(struct nci_dev *ndev)
-{
- struct st21nfcb_nci_info *info = nci_get_drvdata(ndev);
-
- if (!test_and_clear_bit(ST21NFCB_NCI_RUNNING, &info->flags))
- return 0;
-
- ndlc_close(info->ndlc);
-
- return 0;
-}
-
-static int st21nfcb_nci_send(struct nci_dev *ndev, struct sk_buff *skb)
-{
- struct st21nfcb_nci_info *info = nci_get_drvdata(ndev);
-
- skb->dev = (void *)ndev;
-
- if (!test_bit(ST21NFCB_NCI_RUNNING, &info->flags))
- return -EBUSY;
-
- return ndlc_send(info->ndlc, skb);
-}
-
-static __u32 st21nfcb_nci_get_rfprotocol(struct nci_dev *ndev,
- __u8 rf_protocol)
-{
- return rf_protocol == ST21NFCB_NCI1_X_PROPRIETARY_ISO15693 ?
- NFC_PROTO_ISO15693_MASK : 0;
-}
-
-static struct nci_ops st21nfcb_nci_ops = {
- .open = st21nfcb_nci_open,
- .close = st21nfcb_nci_close,
- .send = st21nfcb_nci_send,
- .get_rfprotocol = st21nfcb_nci_get_rfprotocol,
- .discover_se = st21nfcb_nci_discover_se,
- .enable_se = st21nfcb_nci_enable_se,
- .disable_se = st21nfcb_nci_disable_se,
- .se_io = st21nfcb_nci_se_io,
- .hci_load_session = st21nfcb_hci_load_session,
- .hci_event_received = st21nfcb_hci_event_received,
- .hci_cmd_received = st21nfcb_hci_cmd_received,
-};
-
-int st21nfcb_nci_probe(struct llt_ndlc *ndlc, int phy_headroom,
- int phy_tailroom)
-{
- struct st21nfcb_nci_info *info;
- int r;
- u32 protocols;
-
- info = devm_kzalloc(ndlc->dev,
- sizeof(struct st21nfcb_nci_info), GFP_KERNEL);
- if (!info)
- return -ENOMEM;
-
- protocols = NFC_PROTO_JEWEL_MASK
- | NFC_PROTO_MIFARE_MASK
- | NFC_PROTO_FELICA_MASK
- | NFC_PROTO_ISO14443_MASK
- | NFC_PROTO_ISO14443_B_MASK
- | NFC_PROTO_ISO15693_MASK
- | NFC_PROTO_NFC_DEP_MASK;
-
- ndlc->ndev = nci_allocate_device(&st21nfcb_nci_ops, protocols,
- phy_headroom, phy_tailroom);
- if (!ndlc->ndev) {
- pr_err("Cannot allocate nfc ndev\n");
- return -ENOMEM;
- }
- info->ndlc = ndlc;
-
- nci_set_drvdata(ndlc->ndev, info);
-
- r = nci_register_device(ndlc->ndev);
- if (r) {
- pr_err("Cannot register nfc device to nci core\n");
- nci_free_device(ndlc->ndev);
- return r;
- }
-
- return st21nfcb_se_init(ndlc->ndev);
-}
-EXPORT_SYMBOL_GPL(st21nfcb_nci_probe);
-
-void st21nfcb_nci_remove(struct nci_dev *ndev)
-{
- struct st21nfcb_nci_info *info = nci_get_drvdata(ndev);
-
- nci_unregister_device(ndev);
- nci_free_device(ndev);
- kfree(info);
-}
-EXPORT_SYMBOL_GPL(st21nfcb_nci_remove);
-
-MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION(DRIVER_DESC);