Revert "agm: service: implement agm crash notificaiton to kernel"
This reverts commit 33404d8a8b3d8342a122738736bea9253cf45ce1.
Change-Id: I07d6c4d07a0b962e74c27ac74026a7634484ca0e
diff --git a/ipc/HwBinders/agm_ipc_client/src/agm_client_wrapper.cpp b/ipc/HwBinders/agm_ipc_client/src/agm_client_wrapper.cpp
index 49860a0..ac58347 100644
--- a/ipc/HwBinders/agm_ipc_client/src/agm_client_wrapper.cpp
+++ b/ipc/HwBinders/agm_ipc_client/src/agm_client_wrapper.cpp
@@ -1,6 +1,5 @@
/*
* Copyright (c) 2019-2021, The Linux Foundation. All rights reserved.
- * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
@@ -28,38 +27,10 @@
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Changes from Qualcomm Innovation Center are provided under the following license:
- * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted (subject to the limitations in the
- * disclaimer below) 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 Qualcomm Innovation Center, Inc. nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE
- * GRANTED BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT
- * HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE COPYRIGHT HOLDER 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.
+ * Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All rights reserved.
+ * SPDX-License-Identifier: BSD-3-Clause-Clear
*/
+
#define LOG_TAG "agm_client_wrapper"
#include <cutils/list.h>
@@ -106,8 +77,6 @@
agm_server_died = true;
if (cb_ != NULL)
cb_(cookie_);
- // We exit the client process here, so that it also can restart
- // leading to a fresh start on both the sides.
}
android::sp<IAGM> get_agm_server() {
diff --git a/service/src/device.c b/service/src/device.c
index 78a3679..e59f640 100644
--- a/service/src/device.c
+++ b/service/src/device.c
@@ -1,6 +1,5 @@
/*
** Copyright (c) 2019-2021, The Linux Foundation. All rights reserved.
-** Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
**
** Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
@@ -26,6 +25,10 @@
** 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.
+**
+** Changes from Qualcomm Innovation Center are provided under the following license:
+** Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All rights reserved.
+** SPDX-License-Identifier: BSD-3-Clause-Clear
**/
#define LOG_TAG "AGM: device"
@@ -34,7 +37,6 @@
#include <pthread.h>
#include <sched.h>
#include <stdio.h>
-#include <fcntl.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
@@ -63,9 +65,6 @@
#define TRUE 1
#define FALSE 0
-#define DEVICE_ENABLE 1
-#define DEVICE_DISABLE 0
-
#define BUF_SIZE 1024
#define FILE_PATH_EXTN_MAX_SIZE 80
#define MAX_RETRY_CNT 20
@@ -83,9 +82,6 @@
static struct mixer *mixer = NULL;
#endif
-#define SYSFS_FD_PATH "/sys/kernel/aud_dev/state"
-static int sysfs_fd = -1;
-
#define MAX_BUF_SIZE 2048
/**
* The maximum period bytes for dummy dai is 8192 bytes.
@@ -150,36 +146,6 @@
return bits_per_sample;
}
-static void update_sysfs_fd (int8_t pcm_id, int8_t state)
-{
- char buf[MAX_USR_INPUT]={0};
- snprintf(buf, MAX_USR_INPUT,"%d %d", pcm_id, state);
- if (sysfs_fd >= 0)
- write(sysfs_fd, buf, MAX_USR_INPUT);
- else {
- /*AGM service and sysfs file creation are async events.
- *Also when the syfs node is first created the default
- *user attribute for the sysfs file is root.
- *To change the same we need to execute a command from
- *init scripts, which again are async and there is no
- *deterministic way of scheduling this command only after
- *the sysfs node is created. And all this should happen before
- *we try to open the file from agm context, otherwise the open
- *call would fail with permission denied error.
- *Hence we try to open the file first time when we access it instead
- *of doing it from agm_init.
- *This gives the system enough time for the file attributes to
- *be changed.
- */
- sysfs_fd = open(SYSFS_FD_PATH, O_WRONLY);
- if (sysfs_fd >= 0) {
- write(sysfs_fd, buf, MAX_USR_INPUT);
- } else {
- AGM_LOGE("invalid file handle\n");
- }
- }
-}
-
int device_get_snd_card_id()
{
struct device_obj *dev_obj = node_to_item(list_head(&device_list),
@@ -297,8 +263,6 @@
__func__, pcm_name, rate, channels, format);
goto done;
}
-
- update_sysfs_fd(obj->pcm_id, DEVICE_ENABLE);
obj->pcm = pcm;
obj->state = DEV_OPENED;
obj->refcnt.open++;
@@ -413,7 +377,6 @@
ret = -EIO;
goto done;
}
- update_sysfs_fd(obj->pcm_id, DEVICE_ENABLE);
obj->pcm = pcm;
obj->state = DEV_OPENED;
obj->refcnt.open++;
@@ -587,7 +550,6 @@
}
if (--obj->refcnt.open == 0) {
- update_sysfs_fd(obj->pcm_id, DEVICE_DISABLE);
#ifdef DEVICE_USES_ALSALIB
ret = snd_pcm_close(obj->pcm);
#else
@@ -1174,9 +1136,6 @@
list_remove(&device_group_data_list);
list_remove(&device_list);
- if (sysfs_fd >= 0)
- close(sysfs_fd);
- sysfs_fd = -1;
#ifdef DEVICE_USES_ALSALIB
if (mixer)