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authordianlujitao <dianlujitao@lineageos.org>2020-02-02 16:40:06 +0800
committerdianlujitao <dianlujitao@lineageos.org>2020-02-15 15:49:59 +0800
commit570a57c7abc1a0f0e48698821e0061dd2e807dc5 (patch)
tree345adba6b768011f63e0acb644ee03d87dc944f0 /gps/gnsspps/gnsspps.c
parentd292a85ea71f9feb85267c21f1f59057018ffd5a (diff)
sdm660-common: Remove GPS HAL for subtree import
Change-Id: Ib18b7d867224557562c3f6a4a20c206f0ec30fec
Diffstat (limited to 'gps/gnsspps/gnsspps.c')
-rw-r--r--gps/gnsspps/gnsspps.c194
1 files changed, 0 insertions, 194 deletions
diff --git a/gps/gnsspps/gnsspps.c b/gps/gnsspps/gnsspps.c
deleted file mode 100644
index 70b23f5..0000000
--- a/gps/gnsspps/gnsspps.c
+++ /dev/null
@@ -1,194 +0,0 @@
-/* Copyright (c) 2011-2015, The Linux Foundation. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials provided
- * with the distribution.
- * * Neither the name of The Linux Foundatoin, nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
- * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
- * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
- * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-#include <log_util.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <pthread.h>
-#include <timepps.h>
-#include <linux/types.h>
-
-//DRsync kernel timestamp
-static struct timespec drsyncKernelTs = {0,0};
-//DRsync userspace timestamp
-static struct timespec drsyncUserTs = {0,0};
-//flag to stop fetching timestamp
-static int isActive = 0;
-static pps_handle handle;
-
-static pthread_mutex_t ts_lock;
-
- /* checks the PPS source and opens it */
-int check_device(char *path, pps_handle *handle)
-{
- int ret;
-
- /* Try to find the source by using the supplied "path" name */
- ret = open(path, O_RDWR);
- if (ret < 0)
- {
- LOC_LOGV("%s:%d unable to open device %s", __func__, __LINE__, path);
- return ret;
- }
-
- /* Open the PPS source */
- ret = pps_create(ret, handle);
- if (ret < 0)
- {
- LOC_LOGV( "%s:%d cannot create a PPS source from device %s", __func__, __LINE__, path);
- return -1;
- }
- return 0;
-}
-
-/* fetches the timestamp from the PPS source */
-int read_pps(pps_handle *handle)
-{
- struct timespec timeout;
- pps_info infobuf;
- int ret;
- // 3sec timeout
- timeout.tv_sec = 3;
- timeout.tv_nsec = 0;
-
- ret = pps_fetch(*handle, PPS_TSFMT_TSPEC, &infobuf,&timeout);
-
- if (ret < 0 && ret !=-EINTR)
- {
- LOC_LOGV("%s:%d pps_fetch() error %d", __func__, __LINE__, ret);
- return -1;
- }
-
- pthread_mutex_lock(&ts_lock);
- drsyncKernelTs.tv_sec = infobuf.tv_sec;
- drsyncKernelTs.tv_nsec = infobuf.tv_nsec;
- ret = clock_gettime(CLOCK_BOOTTIME,&drsyncUserTs);
- pthread_mutex_unlock(&ts_lock);
-
- if(ret != 0)
- {
- LOC_LOGV("%s:%d clock_gettime() error",__func__,__LINE__);
- }
- return 0;
-}
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-/* infinitely calls read_pps() */
-void *thread_handle(void *input)
-{
- int ret;
- if(input != NULL)
- {
- LOC_LOGV("%s:%d Thread Input is present", __func__, __LINE__);
- }
- while(isActive)
- {
- ret = read_pps(&handle);
-
- if (ret == -1 && errno != ETIMEDOUT )
- {
- LOC_LOGV("%s:%d Could not fetch PPS source", __func__, __LINE__);
- }
- }
- return NULL;
-}
-
-/* opens the device and fetches from PPS source */
-int initPPS(char *devname)
-{
- int ret,pid;
- pthread_t thread;
- isActive = 1;
-
- ret = check_device(devname, &handle);
- if (ret < 0)
- {
- LOC_LOGV("%s:%d Could not find PPS source", __func__, __LINE__);
- return 0;
- }
-
- pthread_mutex_init(&ts_lock,NULL);
-
- pid = pthread_create(&thread,NULL,&thread_handle,NULL);
- if(pid != 0)
- {
- LOC_LOGV("%s:%d Could not create thread in InitPPS", __func__, __LINE__);
- return 0;
- }
- return 1;
-}
-
-/* stops fetching and closes the device */
-void deInitPPS()
-{
- pthread_mutex_lock(&ts_lock);
- isActive = 0;
- pthread_mutex_unlock(&ts_lock);
-
- pthread_mutex_destroy(&ts_lock);
- pps_destroy(handle);
-}
-
-/* retrieves DRsync kernel timestamp,DRsync userspace timestamp
- and updates current timestamp */
-/* Returns:
- * 1. @Param out DRsync kernel timestamp
- * 2. @Param out DRsync userspace timestamp
- * 3. @Param out current timestamp
- */
-int getPPS(struct timespec *fineKernelTs ,struct timespec *currentTs,
- struct timespec *fineUserTs)
-{
- int ret;
-
- pthread_mutex_lock(&ts_lock);
- fineKernelTs->tv_sec = drsyncKernelTs.tv_sec;
- fineKernelTs->tv_nsec = drsyncKernelTs.tv_nsec;
-
- fineUserTs->tv_sec = drsyncUserTs.tv_sec;
- fineUserTs->tv_nsec = drsyncUserTs.tv_nsec;
-
- ret = clock_gettime(CLOCK_BOOTTIME,currentTs);
- pthread_mutex_unlock(&ts_lock);
- if(ret != 0)
- {
- LOC_LOGV("%s:%d clock_gettime() error",__func__,__LINE__);
- return 0;
- }
- return 1;
-}
-
-#ifdef __cplusplus
-}
-#endif
-