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Diffstat (limited to 'include/linux/hwmsen_dev.h')
| -rw-r--r-- | include/linux/hwmsen_dev.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/include/linux/hwmsen_dev.h b/include/linux/hwmsen_dev.h new file mode 100644 index 000000000..0fb7e8e0c --- /dev/null +++ b/include/linux/hwmsen_dev.h @@ -0,0 +1,83 @@ +/* alps + * + * (C) Copyright 2009 + * MediaTek <www.MediaTek.com> + * + * Sensor devices + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ +#ifndef __HWMSEN_DEV_H__ +#define __HWMSEN_DEV_H__ + +#include <linux/types.h> +#include <linux/hwmsensor.h> + + +/*define sensor operator type---------------------------------------------------*/ +#define SENSOR_DELAY 0X01 +#define SENSOR_ENABLE 0X02 +#define SENSOR_GET_DATA 0X04 + +/** + * status of each sensor + */ + +#define SENSOR_STATUS_UNRELIABLE 0 +#define SENSOR_STATUS_ACCURACY_LOW 1 +#define SENSOR_STATUS_ACCURACY_MEDIUM 2 +#define SENSOR_STATUS_ACCURACY_HIGH 3 + +#define GRAVITY_EARTH_1000 9807 /* about (9.80665f)*1000 */ + + +struct hwmsen_object { + void *self; + int polling; + int (*sensor_operate) (void *self, uint32_t command, void *buff_in, int size_in, + void *buff_out, int size_out, int *actualout); +}; + +struct sensor_init_info { + char *name; + int (*init) (void); + int (*uninit) (void); + struct platform_driver *platform_diver_addr; +}; + + +/*----------------------------------------------------------------------------*/ +extern int hwmsen_attach(int sensor, struct hwmsen_object *obj); +extern int hwmsen_detach(int sensor); +extern int hwmsen_get_interrupt_data(int sensor, hwm_sensor_data *data); + +//AAL functions +extern int hwmsen_aal_enable(int enable); +extern int hwmsen_aal_get_data(void); +extern int hwmsen_aal_get_status(void); + +#if defined(CONFIG_MTK_AUTO_DETECT_ACCELEROMETER) /* */ +extern int hwmsen_gsensor_add(struct sensor_init_info *obj); +#endif + +#if defined(CONFIG_MTK_AUTO_DETECT_MAGNETOMETER) +extern int hwmsen_msensor_add(struct sensor_init_info *obj); +#endif + +#if defined(CONFIG_MTK_AUTO_DETECT_ALSPS) +extern int hwmsen_alsps_sensor_add(struct sensor_init_info *obj); +#endif +/*----------------------------------------------------------------------------*/ +#endif |