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73 lines
2.0 KiB
73 lines
2.0 KiB
/*
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* Copyright (C) 2011 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <errno.h>
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#include <malloc.h>
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#include <string.h>
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#include <hardware/hardware.h>
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#include <hardware/nfc.h>
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/* Close an opened pn544 device instance */
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static int pn544_close(hw_device_t *dev) {
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free(dev);
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return 0;
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}
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/*
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* Generic device handling
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*/
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static int nfc_open(const hw_module_t* module, const char* name,
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hw_device_t** device) {
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if (strcmp(name, NFC_PN544_CONTROLLER) == 0) {
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nfc_pn544_device_t *dev = calloc(1, sizeof(nfc_pn544_device_t));
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dev->common.tag = HARDWARE_DEVICE_TAG;
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dev->common.version = 0;
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dev->common.module = (struct hw_module_t*) module;
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dev->common.close = pn544_close;
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/* Example settings */
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dev->num_eeprom_settings = 0;
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dev->eeprom_settings = NULL;
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dev->linktype = PN544_LINK_TYPE_INVALID;
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dev->device_node = NULL;
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dev->enable_i2c_workaround = 0;
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dev->i2c_device_address = 0;
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*device = (hw_device_t*) dev;
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return 0;
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} else {
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return -EINVAL;
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}
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}
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static struct hw_module_methods_t nfc_module_methods = {
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.open = nfc_open,
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};
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struct nfc_module_t HAL_MODULE_INFO_SYM = {
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.common = {
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.tag = HARDWARE_MODULE_TAG,
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.version_major = 1,
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.version_minor = 0,
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.id = NFC_HARDWARE_MODULE_ID,
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.name = "Default NFC HW HAL",
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.author = "The Android Open Source Project",
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.methods = &nfc_module_methods,
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},
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};
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