| /** |
| * opt3001.h - Texas Instruments OPT3001 Light Sensor |
| * |
| * Copyright (c) 2015 Nest Labs, Inc. |
| * |
| * This program is free software: you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 of the License |
| * 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. |
| */ |
| |
| #ifndef OPT3001_H |
| #define OPT3001_H |
| |
| #include <linux/iio/iio.h> |
| |
| irqreturn_t opt3001_trigger_handler(int irq, void *p); |
| |
| #ifdef CONFIG_OPT3001_BUFFER |
| |
| int opt3001_allocate_ring(struct iio_dev *indio_dev); |
| void opt3001_deallocate_ring(struct iio_dev *indio_dev); |
| |
| #else /* CONFIG_OPT3001_BUFFER */ |
| |
| static inline int opt3001_allocate_ring(struct iio_dev *iio) |
| { |
| return 0; |
| } |
| |
| static inline void opt3001_deallocate_ring(struct iio_dev *iio) |
| { |
| } |
| |
| #endif /* CONFIG_OPT3001_BUFFER */ |
| |
| #endif /* OPT3001_H */ |
