1 /* 2 * Copyright (C) 2016 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 17 #include <errno.h> 18 #include <stdint.h> 19 #include <gpio.h> 20 #include <i2c.h> 21 #include <seos.h> 22 #include <util.h> 23 #include <atomicBitset.h> 24 #include <atomic.h> 25 26 27 28 29 int i2cMasterRequest(I2cBus busId, I2cSpeed speed) 30 { 31 return -EINVAL; 32 } 33 34 int i2cMasterRelease(I2cBus busId) 35 { 36 return -EINVAL; 37 } 38 39 int i2cMasterTxRx(I2cBus busId, I2cAddr addr, 40 const void *txBuf, size_t txSize, void *rxBuf, size_t rxSize, 41 I2cCallbackF callback, void *cookie) 42 { 43 return -EINVAL; 44 } 45 46 int i2cSlaveRequest(I2cBus busId, I2cAddr addr) 47 { 48 return -EINVAL; 49 } 50 51 int i2cSlaveRelease(I2cBus busId) 52 { 53 return -EINVAL; 54 } 55 56 void i2cSlaveEnableRx(I2cBus busId, void *rxBuf, size_t rxSize, 57 I2cCallbackF callback, void *cookie) 58 { 59 // 60 } 61 62 int i2cSlaveTxPreamble(I2cBus busId, uint8_t byte, I2cCallbackF callback, void *cookie) 63 { 64 return -EBUSY; 65 } 66 67 int i2cSlaveTxPacket(I2cBus busId, const void *txBuf, size_t txSize, I2cCallbackF callback, void *cookie) 68 { 69 return -EBUSY; 70 } 71
