diff options
Diffstat (limited to 'MOST_UNICENS/hal_most_unicens.c')
| -rw-r--r-- | MOST_UNICENS/hal_most_unicens.c | 240 |
1 files changed, 0 insertions, 240 deletions
diff --git a/MOST_UNICENS/hal_most_unicens.c b/MOST_UNICENS/hal_most_unicens.c deleted file mode 100644 index d106d6e..0000000 --- a/MOST_UNICENS/hal_most_unicens.c +++ /dev/null @@ -1,240 +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 -#include <string.h> -#include "hal-interface.h" -#include "wrap-json.h" -#include "wrap_unicens.h" -#include "wrap_volume.h" - -#define ALSA_CARD_NAME "ep016ch" -#define ALSA_DEVICE_ID "hw:ep016ch" -#define PCM_MAX_CHANNELS 6 - -/* Define few private tag for not standard functions */ -#define PCM_Volume_Multimedia 1000 -#define PCM_Volume_Navigation 1001 -#define PCM_Volume_Emergency 1002 - -static int master_volume = 80; -static json_bool master_switch; -static int pcm_volume[PCM_MAX_CHANNELS] = {100,100,100,100,100,100}; - -static void unicens_apply_card_value(void *closure, struct json_object *j_obj){ - - int num_id = 0; - int values[6]; - - /* apply master volume */ - if (wrap_json_unpack(j_obj, "{s:i, s:[i!]}", "id", &num_id, "val", - &values[0]) - == 0) { - if (num_id == 1) { - AFB_NOTICE("unicens_apply_card_value: num_id: %d, value: %d", - num_id, - values[0]); - wrap_volume_master(values[0]); - return; - } - } - - if (wrap_json_unpack(j_obj, "{s:i, s:[iiiiii!]}", "id", &num_id, "val", - &values[0], &values[1], &values[2], &values[3], &values[4], &values[5]) - == 0) { - if (num_id == 2) { - AFB_NOTICE("unicens_apply_card_value: success, num_id: %d", num_id); - wrap_volume_pcm(&values[0], 6); - return; - } - } - - AFB_ERROR("unicens_apply_card_value: no card value applied"); -} - - -static void unicens_request_card_values_cb(void *closure, int status, struct json_object *j_response) { - - json_object *j_obj; - - AFB_INFO("unicens_request_card_values_cb: closure=%p status=%d, res=%s", closure, status, json_object_to_json_string(j_response)); - - if (json_object_object_get_ex(j_response, "response", &j_obj)) { - - wrap_json_optarray_for_all(j_obj, &unicens_apply_card_value, NULL); - } -} - -static __attribute__((unused)) void unicens_request_card_values(const char* dev_id) { - - int err; - json_object *j_query = NULL; - - err = wrap_json_pack(&j_query, "{s:s, s:i}", "devid", dev_id, "mode", 0); - - if (err) { - AFB_ERROR("Failed to call wrap_json_pack"); - goto OnErrorExit; - } - - afb_service_call("alsacore", "ctlget", j_query, - &unicens_request_card_values_cb, - NULL); - -OnErrorExit: - return; -} - -void unicens_master_vol_cb(halCtlsTagT tag, alsaHalCtlMapT *control, void* handle, json_object *j_obj) { - - const char *j_str = json_object_to_json_string(j_obj); - - if (wrap_json_unpack(j_obj, "[i!]", &master_volume) == 0) { - AFB_NOTICE("master_volume: %s, value=%d", j_str, master_volume); - wrap_volume_master(master_volume); - } - else { - AFB_NOTICE("master_volume: INVALID STRING %s", j_str); - } -} - -void unicens_master_switch_cb(halCtlsTagT tag, alsaHalCtlMapT *control, void* handle, json_object *j_obj) { - - const char *j_str = json_object_to_json_string(j_obj); - - if (wrap_json_unpack(j_obj, "[b!]", &master_switch) == 0) { - AFB_NOTICE("master_switch: %s, value=%d", j_str, master_switch); - } - else { - AFB_NOTICE("master_switch: INVALID STRING %s", j_str); - } -} - -void unicens_pcm_vol_cb(halCtlsTagT tag, alsaHalCtlMapT *control, void* handle, json_object *j_obj) { - - const char *j_str = json_object_to_json_string(j_obj); - - if (wrap_json_unpack(j_obj, "[iiiiii!]", &pcm_volume[0], &pcm_volume[1], &pcm_volume[2], &pcm_volume[3], - &pcm_volume[4], &pcm_volume[5]) == 0) { - AFB_NOTICE("pcm_vol: %s", j_str); - wrap_volume_pcm(pcm_volume, PCM_MAX_CHANNELS/*array size*/); - } - else { - AFB_NOTICE("pcm_vol: INVALID STRING %s", j_str); - } -} - -/* declare ALSA mixer controls */ -STATIC alsaHalMapT alsaHalMap[]= { - { .tag=Master_Playback_Volume, .cb={.callback=unicens_master_vol_cb, .handle=&master_volume}, .info="Sets master playback volume", - .ctl={.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER, .count=1, .minval=0, .maxval=100, .step=1, .value=80, .name="Master Playback Volume"} - }, -#if 0 - /*{ .tag=Master_OnOff_Switch, .cb={.callback=unicens_master_switch_cb, .handle=&master_switch}, .info="Sets master playback switch", - .ctl={.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_BOOLEAN, .count=1, .minval=0, .maxval=1, .step=1, .value=1, .name="Master Playback Switch"} - },*/ - { .tag=PCM_Playback_Volume, .cb={.callback=unicens_pcm_vol_cb, .handle=&pcm_volume}, .info="Sets PCM playback volume", - .ctl={.numid=CTL_AUTO, .type=SND_CTL_ELEM_TYPE_INTEGER, .count=6, .minval=0, .maxval=100, .step=1, .value=100, .name="PCM Playback Volume"} - }, -#endif - { .tag=EndHalCrlTag} /* marker for end of the array */ -} ; - -/* HAL sound card mapping info */ -STATIC alsaHalSndCardT alsaHalSndCard = { - .name = ALSA_CARD_NAME, /* WARNING: name MUST match with 'aplay -l' */ - .info = "HAL for MICROCHIP MOST sound card controlled by UNICENS binding", - .ctls = alsaHalMap, - .volumeCB = NULL, /* use default volume normalization function */ -}; - -/* initializes ALSA sound card, UNICENS API */ -STATIC int unicens_service_init() { - int err = 0; - AFB_NOTICE("Initializing HAL-MOST-UNICENS-BINDING"); - - err = wrap_volume_init(); - if (err) { - AFB_ERROR("Failed to initialize wrapper for volume library"); - goto OnErrorExit; - } - - /* Step 1: Set output volume to pre-defined level */ - /* in order to avoid muted volume to be persistent after boot. */ - wrap_volume_master(80); - wrap_volume_pcm(pcm_volume, PCM_MAX_CHANNELS/*array size*/); - - /* Step 2: risk to have influence on mixer controls init */ - /* request of initial card values */ - /* unicens_request_card_values(ALSA_DEVICE_ID); */ - - err = halServiceInit(afbBindingV2.api, &alsaHalSndCard); - if (err) { - AFB_ERROR("Cannot initialize ALSA soundcard."); - goto OnErrorExit; - } - - err= afb_daemon_require_api("UNICENS", 1); - if (err) { - AFB_ERROR("Failed to access UNICENS API"); - goto OnErrorExit; - } - - err = wrap_ucs_subscribe_sync(); - if (err) { - AFB_ERROR("Failed to subscribe to UNICENS binding"); - goto OnErrorExit; - } - -OnErrorExit: - AFB_NOTICE("Initializing HAL-MOST-UNICENS-BINDING done.."); - return err; -} - -// This receive all event this binding subscribe to -PUBLIC void unicens_event_cb(const char *evtname, json_object *j_event) { - - if (strncmp(evtname, "alsacore/", 9) == 0) { - halServiceEvent(evtname, j_event); - return; - } - - if (strncmp(evtname, "UNICENS/", 8) == 0) { - //AFB_NOTICE("unicens_event_cb: evtname=%s, event=%s", evtname, json_object_get_string(j_event)); - if (strcmp(evtname, "UNICENS/node-availibility") == 0) { - - int node; - int available; - if (wrap_json_unpack(j_event, "{s:i,s:b}", "node", &node, "available", &available) == 0) { - AFB_NOTICE("Node-Availability: node=0x%03X, available=%d", node, available); - wrap_volume_node_avail(node, available); - } - } - - return; - } - - AFB_NOTICE("unicens_event_cb: UNHANDLED EVENT, evtname=%s, event=%s", evtname, json_object_get_string(j_event)); -} - -/* API prefix should be unique for each snd card */ -PUBLIC const struct afb_binding_v2 afbBindingV2 = { - .api = "hal-most-unicens", - .init = unicens_service_init, - .verbs = halServiceApi, - .onevent = unicens_event_cb, -}; |