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094dbffedc
Replace boilerplate driver registration with module_mei_cl_driver macro in pn544 and microread devices. Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
89 lines
2.0 KiB
C
89 lines
2.0 KiB
C
/*
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* HCI based Driver for NXP pn544 NFC Chip
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*
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* Copyright (C) 2013 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <linux/module.h>
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#include <linux/mod_devicetable.h>
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#include <linux/nfc.h>
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#include <net/nfc/hci.h>
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#include <net/nfc/llc.h>
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#include "../mei_phy.h"
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#include "pn544.h"
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#define PN544_DRIVER_NAME "pn544"
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static int pn544_mei_probe(struct mei_cl_device *cldev,
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const struct mei_cl_device_id *id)
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{
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struct nfc_mei_phy *phy;
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int r;
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pr_info("Probing NFC pn544\n");
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phy = nfc_mei_phy_alloc(cldev);
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if (!phy) {
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pr_err("Cannot allocate memory for pn544 mei phy.\n");
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return -ENOMEM;
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}
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r = pn544_hci_probe(phy, &mei_phy_ops, LLC_NOP_NAME,
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MEI_NFC_HEADER_SIZE, 0, MEI_NFC_MAX_HCI_PAYLOAD,
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NULL, &phy->hdev);
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if (r < 0) {
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nfc_mei_phy_free(phy);
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return r;
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}
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return 0;
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}
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static int pn544_mei_remove(struct mei_cl_device *cldev)
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{
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struct nfc_mei_phy *phy = mei_cldev_get_drvdata(cldev);
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pr_info("Removing pn544\n");
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pn544_hci_remove(phy->hdev);
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nfc_mei_phy_free(phy);
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return 0;
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}
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static struct mei_cl_device_id pn544_mei_tbl[] = {
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{ PN544_DRIVER_NAME, MEI_NFC_UUID, MEI_CL_VERSION_ANY},
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/* required last entry */
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{ }
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};
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MODULE_DEVICE_TABLE(mei, pn544_mei_tbl);
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static struct mei_cl_driver pn544_driver = {
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.id_table = pn544_mei_tbl,
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.name = PN544_DRIVER_NAME,
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.probe = pn544_mei_probe,
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.remove = pn544_mei_remove,
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};
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module_mei_cl_driver(pn544_driver);
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MODULE_LICENSE("GPL");
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MODULE_DESCRIPTION(DRIVER_DESC);
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