diff options
Diffstat (limited to 'ANDROID_3.4.5/include/linux/pps_kernel.h')
| -rw-r--r-- | ANDROID_3.4.5/include/linux/pps_kernel.h | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/ANDROID_3.4.5/include/linux/pps_kernel.h b/ANDROID_3.4.5/include/linux/pps_kernel.h deleted file mode 100644 index 94048547..00000000 --- a/ANDROID_3.4.5/include/linux/pps_kernel.h +++ /dev/null @@ -1,120 +0,0 @@ -/* - * PPS API kernel header - * - * Copyright (C) 2009 Rodolfo Giometti <giometti@linux.it> - * - * 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., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#ifndef LINUX_PPS_KERNEL_H -#define LINUX_PPS_KERNEL_H - -#include <linux/pps.h> - -#include <linux/cdev.h> -#include <linux/device.h> -#include <linux/time.h> - -/* - * Global defines - */ - -struct pps_device; - -/* The specific PPS source info */ -struct pps_source_info { - char name[PPS_MAX_NAME_LEN]; /* simbolic name */ - char path[PPS_MAX_NAME_LEN]; /* path of connected device */ - int mode; /* PPS's allowed mode */ - - void (*echo)(struct pps_device *pps, - int event, void *data); /* PPS echo function */ - - struct module *owner; - struct device *dev; -}; - -struct pps_event_time { -#ifdef CONFIG_NTP_PPS - struct timespec ts_raw; -#endif /* CONFIG_NTP_PPS */ - struct timespec ts_real; -}; - -/* The main struct */ -struct pps_device { - struct pps_source_info info; /* PSS source info */ - - struct pps_kparams params; /* PPS's current params */ - - __u32 assert_sequence; /* PPS' assert event seq # */ - __u32 clear_sequence; /* PPS' clear event seq # */ - struct pps_ktime assert_tu; - struct pps_ktime clear_tu; - int current_mode; /* PPS mode at event time */ - - unsigned int last_ev; /* last PPS event id */ - wait_queue_head_t queue; /* PPS event queue */ - - unsigned int id; /* PPS source unique ID */ - struct cdev cdev; - struct device *dev; - struct fasync_struct *async_queue; /* fasync method */ - spinlock_t lock; -}; - -/* - * Global variables - */ - -extern struct device_attribute pps_attrs[]; - -/* - * Exported functions - */ - -extern struct pps_device *pps_register_source( - struct pps_source_info *info, int default_params); -extern void pps_unregister_source(struct pps_device *pps); -extern int pps_register_cdev(struct pps_device *pps); -extern void pps_unregister_cdev(struct pps_device *pps); -extern void pps_event(struct pps_device *pps, - struct pps_event_time *ts, int event, void *data); - -static inline void timespec_to_pps_ktime(struct pps_ktime *kt, - struct timespec ts) -{ - kt->sec = ts.tv_sec; - kt->nsec = ts.tv_nsec; -} - -#ifdef CONFIG_NTP_PPS - -static inline void pps_get_ts(struct pps_event_time *ts) -{ - getnstime_raw_and_real(&ts->ts_raw, &ts->ts_real); -} - -#else /* CONFIG_NTP_PPS */ - -static inline void pps_get_ts(struct pps_event_time *ts) -{ - getnstimeofday(&ts->ts_real); -} - -#endif /* CONFIG_NTP_PPS */ - -#endif /* LINUX_PPS_KERNEL_H */ - |