summaryrefslogtreecommitdiffstats
path: root/HAL-afb/HAL_MOST_UNICENS/wrap_volume.c
diff options
context:
space:
mode:
authorFulup Ar Foll <fulup@iot.bzh>2017-10-24 22:13:32 +0200
committerFulup Ar Foll <fulup@iot.bzh>2017-10-24 22:13:32 +0200
commit6498bf70a861d18b177a622091f82ab4fadf216d (patch)
tree7853d3f2203b3218b3a07b9e1723fcde86b3aa48 /HAL-afb/HAL_MOST_UNICENS/wrap_volume.c
parent2fd0fa8c77dbaaf40ba0812e43b6637ff1d1d76e (diff)
Initial working version as independent repo
Diffstat (limited to 'HAL-afb/HAL_MOST_UNICENS/wrap_volume.c')
-rw-r--r--HAL-afb/HAL_MOST_UNICENS/wrap_volume.c132
1 files changed, 0 insertions, 132 deletions
diff --git a/HAL-afb/HAL_MOST_UNICENS/wrap_volume.c b/HAL-afb/HAL_MOST_UNICENS/wrap_volume.c
deleted file mode 100644
index 5bc1e84..0000000
--- a/HAL-afb/HAL_MOST_UNICENS/wrap_volume.c
+++ /dev/null
@@ -1,132 +0,0 @@
-/*
- * Copyright (C) 2017, Microchip Technology Inc. and its subsidiaries.
- * Author Tobias Jahnke
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- */
-#define _GNU_SOURCE
-#define AFB_BINDING_VERSION 2
-
-#include <string.h>
-#include <time.h>
-#include <assert.h>
-#include <json-c/json.h>
-#include <afb/afb-binding.h>
-
-#include "wrap_volume.h"
-#include "wrap_unicens.h"
-#include "libmostvolume.h"
-
-static int wrap_volume_service_timeout_cb(sd_event_source* source,
- uint64_t timer __attribute__((__unused__)),
- void *userdata __attribute__((__unused__))) {
-
- uint8_t ret;
-
- sd_event_source_unref(source);
- ret = lib_most_volume_service();
-
- if (ret != 0U) {
- AFB_ERROR("lib_most_volume_service returns %d", ret);
- }
-
- return 0;
-}
-
-static void wrap_volume_service_cb(uint16_t timeout) {
- uint64_t usec;
- sd_event_now(afb_daemon_get_event_loop(), CLOCK_BOOTTIME, &usec);
- sd_event_add_time( afb_daemon_get_event_loop(), NULL, CLOCK_MONOTONIC,
- usec + (timeout*1000),
- 250,
- wrap_volume_service_timeout_cb,
- NULL);
-}
-
-/* Retrieves a new value adapted to a new maximum value. Minimum value is
- * always zero. */
-static int wrap_volume_calculate(int value, int max_old, int max_new) {
-
- if (value > max_old)
- value = max_old;
-
- value = (value * max_new) / max_old; /* calculate range: 0..255 */
- assert(value <= max_new);
-
- return value;
-}
-
-extern int wrap_volume_init(void) {
-
- uint8_t ret = 0U;
- lib_most_volume_init_t mv_init;
-
- mv_init.writei2c_cb = &wrap_ucs_i2cwrite;
- mv_init.service_cb = wrap_volume_service_cb;
-
- ret = lib_most_volume_init(&mv_init);
-
- return ret * (-1);
-}
-
-extern int wrap_volume_master(int volume) {
-
- int new_value, ret;
-
- new_value = wrap_volume_calculate(volume, 100, 255);
- ret = lib_most_volume_set(LIB_MOST_VOLUME_MASTER, (uint8_t)new_value);
-
- if (ret != 0) {
- AFB_ERROR("wrap_volume_master: volume library not ready.");
- ret = ret * (-1); /* make return value negative */
- }
-
- return ret;
-}
-
-extern int wrap_volume_pcm(int *volume_ptr, int volume_sz) {
-
- const int MAX_PCM_CHANNELS = 6;
- int cnt, ret;
- assert(volume_ptr != NULL);
- assert(volume_sz <= MAX_PCM_CHANNELS);
-
- for (cnt = 0; cnt < volume_sz; cnt ++) {
-
- int new_value = wrap_volume_calculate(volume_ptr[cnt], 100, 255);
- ret = lib_most_volume_set((enum lib_most_volume_channel_t)cnt, (uint8_t)new_value);
-
- if (ret != 0) {
- AFB_ERROR("wrap_volume_pcm: volume library not ready.");
- ret = ret * (-1); /* make return value negative */
- break;
- }
- }
-
- return ret;
-}
-
-extern int wrap_volume_node_avail(int node, int available) {
-
- int ret;
- ret = lib_most_volume_node_available((uint16_t)node, (uint8_t)available);
-
- if (ret != 0) {
- AFB_ERROR("wrap_volume_node_avail: volume library not ready.");
- ret = ret * (-1); /* make return value negative */
- }
-
- return ret;
-}
-