Martijn Coenen | 1c970f1 | 2012-09-12 17:59:39 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | #include <errno.h> |
Elliott Hughes | 07c0855 | 2015-01-29 21:19:10 -0800 | [diff] [blame] | 17 | #include <malloc.h> |
Martijn Coenen | 1c970f1 | 2012-09-12 17:59:39 -0400 | [diff] [blame] | 18 | #include <string.h> |
| 19 | |
| 20 | #include <cutils/log.h> |
| 21 | #include <hardware/hardware.h> |
| 22 | #include <hardware/nfc.h> |
| 23 | |
| 24 | |
| 25 | /* |
| 26 | * NCI HAL method implementations. These must be overriden |
| 27 | */ |
| 28 | static int hal_open(const struct nfc_nci_device *dev, |
Martijn Coenen | 442752a | 2012-09-30 11:06:22 -0700 | [diff] [blame] | 29 | nfc_stack_callback_t *p_cback, nfc_stack_data_callback_t *p_data_cback) { |
Martijn Coenen | 1c970f1 | 2012-09-12 17:59:39 -0400 | [diff] [blame] | 30 | ALOGE("NFC-NCI HAL: %s", __FUNCTION__); |
| 31 | return 0; |
| 32 | } |
| 33 | |
| 34 | static int hal_write(const struct nfc_nci_device *dev, |
| 35 | uint16_t data_len, const uint8_t *p_data) { |
| 36 | ALOGE("NFC-NCI HAL: %s", __FUNCTION__); |
| 37 | return 0; |
| 38 | } |
| 39 | |
| 40 | static int hal_core_initialized(const struct nfc_nci_device *dev, |
| 41 | uint8_t* p_core_init_rsp_params) { |
| 42 | ALOGE("NFC-NCI HAL: %s", __FUNCTION__); |
| 43 | return 0; |
| 44 | } |
| 45 | |
| 46 | static int hal_pre_discover(const struct nfc_nci_device *dev) { |
| 47 | ALOGE("NFC-NCI HAL: %s", __FUNCTION__); |
| 48 | return 0; |
| 49 | } |
| 50 | |
| 51 | static int hal_close(const struct nfc_nci_device *dev) { |
| 52 | ALOGE("NFC-NCI HAL: %s", __FUNCTION__); |
| 53 | return 0; |
| 54 | } |
| 55 | |
| 56 | static int hal_control_granted (const struct nfc_nci_device *p_dev) |
| 57 | { |
| 58 | ALOGE("NFC-NCI HAL: %s", __FUNCTION__); |
| 59 | return 0; |
| 60 | } |
| 61 | |
| 62 | |
| 63 | static int hal_power_cycle (const struct nfc_nci_device *p_dev) |
| 64 | { |
| 65 | ALOGE("NFC-NCI HAL: %s", __FUNCTION__); |
| 66 | return 0; |
| 67 | } |
| 68 | |
| 69 | /* |
| 70 | * Generic device handling below - can generally be left unchanged. |
| 71 | */ |
| 72 | /* Close an opened nfc device instance */ |
| 73 | static int nfc_close(hw_device_t *dev) { |
| 74 | free(dev); |
| 75 | return 0; |
| 76 | } |
| 77 | |
| 78 | static int nfc_open(const hw_module_t* module, const char* name, |
| 79 | hw_device_t** device) { |
| 80 | if (strcmp(name, NFC_NCI_CONTROLLER) == 0) { |
| 81 | nfc_nci_device_t *dev = calloc(1, sizeof(nfc_nci_device_t)); |
| 82 | |
| 83 | dev->common.tag = HARDWARE_DEVICE_TAG; |
| 84 | dev->common.version = 0x00010000; // [31:16] major, [15:0] minor |
| 85 | dev->common.module = (struct hw_module_t*) module; |
| 86 | dev->common.close = nfc_close; |
| 87 | |
| 88 | // NCI HAL method pointers |
| 89 | dev->open = hal_open; |
| 90 | dev->write = hal_write; |
| 91 | dev->core_initialized = hal_core_initialized; |
| 92 | dev->pre_discover = hal_pre_discover; |
| 93 | dev->close = hal_close; |
| 94 | dev->control_granted = hal_control_granted; |
| 95 | dev->power_cycle = hal_power_cycle; |
| 96 | |
| 97 | *device = (hw_device_t*) dev; |
| 98 | |
| 99 | return 0; |
| 100 | } else { |
| 101 | return -EINVAL; |
| 102 | } |
| 103 | } |
| 104 | |
| 105 | |
| 106 | static struct hw_module_methods_t nfc_module_methods = { |
| 107 | .open = nfc_open, |
| 108 | }; |
| 109 | |
| 110 | struct nfc_nci_module_t HAL_MODULE_INFO_SYM = { |
| 111 | .common = { |
| 112 | .tag = HARDWARE_MODULE_TAG, |
| 113 | .module_api_version = 0x0100, // [15:8] major, [7:0] minor (1.0) |
| 114 | .hal_api_version = 0x00, // 0 is only valid value |
| 115 | .id = NFC_NCI_HARDWARE_MODULE_ID, |
| 116 | .name = "Default NFC NCI HW HAL", |
| 117 | .author = "The Android Open Source Project", |
| 118 | .methods = &nfc_module_methods, |
| 119 | }, |
| 120 | }; |