From 044828c43097362973c82088a7afee760eab06ec Mon Sep 17 00:00:00 2001 From: fulup Date: Fri, 21 Jul 2017 23:46:49 +0200 Subject: Added HAL selection in HTML page Started SetCtl implementation WIP Only --- HAL-afb/HAL-interface/CMakeLists.txt | 8 +- HAL-afb/HAL-interface/hal-interface.c | 233 +++++++++++++++++++++------- HAL-afb/HAL-plugin/HalPlugCtl.c | 2 +- HAL-afb/HDA-intel/CMakeLists.txt | 8 +- HAL-afb/Scarlett-Focusrite/CMakeLists.txt | 6 +- HAL-afb/Scarlett-Focusrite/ScarlettUsbHAL.c | 2 +- HAL-afb/Unicens-USB/CMakeLists.txt | 42 +++++ HAL-afb/Unicens-USB/UnicensHAL.c | 73 +++++++++ HAL-afb/Unicens-USB/UnicensVol.c | 37 +++++ 9 files changed, 338 insertions(+), 73 deletions(-) create mode 100644 HAL-afb/Unicens-USB/CMakeLists.txt create mode 100644 HAL-afb/Unicens-USB/UnicensHAL.c create mode 100644 HAL-afb/Unicens-USB/UnicensVol.c (limited to 'HAL-afb') diff --git a/HAL-afb/HAL-interface/CMakeLists.txt b/HAL-afb/HAL-interface/CMakeLists.txt index 0ea298f..d4dba4b 100644 --- a/HAL-afb/HAL-interface/CMakeLists.txt +++ b/HAL-afb/HAL-interface/CMakeLists.txt @@ -21,17 +21,17 @@ PROJECT_TARGET_ADD(hal-interface) # Define targets - ADD_LIBRARY(hal-interface STATIC hal-interface.c) + ADD_LIBRARY(${TARGET_NAME} STATIC hal-interface.c) # Library properties - SET_TARGET_PROPERTIES(hal-interface PROPERTIES OUTPUT_NAME halinterface) + SET_TARGET_PROPERTIES(${TARGET_NAME} PROPERTIES OUTPUT_NAME halinterface) # Library dependencies (include updates automatically) - TARGET_LINK_LIBRARIES(hal-interface + TARGET_LINK_LIBRARIES(${TARGET_NAME} audio-interface ) # Define target includes - TARGET_INCLUDE_DIRECTORIES(hal-interface + TARGET_INCLUDE_DIRECTORIES(${TARGET_NAME} PUBLIC ${CMAKE_CURRENT_SOURCE_DIR} ) diff --git a/HAL-afb/HAL-interface/hal-interface.c b/HAL-afb/HAL-interface/hal-interface.c index 19fe191..dd00d1c 100644 --- a/HAL-afb/HAL-interface/hal-interface.c +++ b/HAL-afb/HAL-interface/hal-interface.c @@ -61,15 +61,14 @@ STATIC void halSubscribe(afb_req request) { } } - // HAL normalise volume values to 0-100% -STATIC struct json_object *NormaliseValue(const alsaHalCtlMapT *halCtls, struct json_object *valuesJ) { +STATIC struct json_object *UnNormaliseValue(const alsaHalCtlMapT *halCtls, struct json_object *valuesJ) { int length; // assert response as the right length length = json_object_array_length(valuesJ); if (length != halCtls->count) { - AFB_WARNING ("NormaliseValue invalid ctl=%s values count=%d len=%d", halCtls->name, halCtls->count, length); + AFB_WARNING ("NormaliseValue invalid ctl='%s' values count=%d len=%d", halCtls->name, halCtls->count, length); return NULL; } @@ -93,56 +92,41 @@ STATIC struct json_object *NormaliseValue(const alsaHalCtlMapT *halCtls, struct return (normalisedJ); } -// Remap low level controls into HAL hight level ones -STATIC json_object *CtlGetPrepareResponse(afb_req request, struct json_object *ctlsJ) { - struct json_object *halResponseJ; - // make sure return controls have a valid type - if (json_object_get_type(ctlsJ) != json_type_array) { - afb_req_fail_f(request, "ctls-notarray", "Invalid Controls return from alsa/getcontrol ctlsJ=%s", json_object_get_string(ctlsJ)); - goto OnErrorExit; - } - - // responseJ is a JSON array - halResponseJ = json_object_new_array(); - // loop on array and store values into client context - for (int idx = 0; idx < json_object_array_length(ctlsJ); idx++) { - struct json_object *sndCtlJ, *valJ, *numidJ; - int numid; +// HAL normalise volume values to 0-100% +STATIC struct json_object *NormaliseValue(const alsaHalCtlMapT *halCtls, struct json_object *valuesJ) { + int length; - sndCtlJ = json_object_array_get_idx(ctlsJ, idx); - if (!json_object_object_get_ex(sndCtlJ, "numid", &numidJ) || !json_object_object_get_ex(sndCtlJ, "val", &valJ)) { - afb_req_fail_f(request, "ctl-invalid", "Invalid Control return from alsa/getcontrol ctl=%s", json_object_get_string(sndCtlJ)); - goto OnErrorExit; - } + // assert response as the right length + length = json_object_array_length(valuesJ); + if (length != halCtls->count) { + AFB_WARNING ("NormaliseValue invalid ctl=%s values count=%d len=%d", halCtls->name, halCtls->count, length); + return NULL; + } + + json_object *normalisedJ= json_object_new_array(); + for (int idx=0; idx halCtls->maxval) value= halCtls->maxval; + if (value < halCtls->minval) value= halCtls->minval; + + // If Integer scale to 0/100 + if (halCtls->type == SND_CTL_ELEM_TYPE_INTEGER) { + value = (value * 100) / (halCtls->maxval - halCtls->minval); + } + + json_object_array_add(normalisedJ, json_object_new_int(value)); } - return halResponseJ; - OnErrorExit: - return NULL; + return (normalisedJ); } + + // Return ALL HAL snd controls PUBLIC void halListCtls(afb_req request) { struct json_object *ctlsHalJ = json_object_new_array(); @@ -181,7 +165,7 @@ STATIC int halCtlTagToIndex (halCtlsEnumT tag) { return -1; } -STATIC int halGetOneCtls (afb_req request, struct json_object*ctlInJ) { +STATIC int halGetCtlIndex (afb_req request, struct json_object*ctlInJ) { struct json_object *tmpJ; int tag, index; @@ -205,20 +189,149 @@ STATIC int halGetOneCtls (afb_req request, struct json_object*ctlInJ) { } if (index < 0) { - afb_req_fail_f(request, "ctl-invalid", "No Label/Tag given ctl=[%s]", json_object_get_string(ctlInJ)); + afb_req_fail_f(request, "ctl-invalid", "No Label/Tag given ctl='%s'", json_object_get_string(ctlInJ)); goto OnErrorExit; } // return corresponding lowlevel numid to querylist - return halCtls[index].ctl.numid; + return index; OnErrorExit: return -1; } + +// Translate high level control to low level and call lower layer +PUBLIC void halSetCtls(afb_req request) { + int err, index; + struct json_object *ctlsInJ, *ctlsOutJ, *queryJ, *valuesJ, *responseJ; + + // get query from request + ctlsInJ = afb_req_json(request); + ctlsOutJ = json_object_new_array(); + + switch (json_object_get_type(ctlsInJ)) { + case json_type_object: { + // control is in literal form {tag=xxx, label=xxx, val=xxxx} + index = halGetCtlIndex (request, ctlsInJ); + if (index <=0) goto OnErrorExit; + + err= json_object_object_get_ex (ctlsInJ, "val" , &valuesJ); + if (err) { + afb_req_fail_f(request, "ctl-invalid", "No val=[val1, ...] ctl='%s'", json_object_get_string(ctlsInJ)); + goto OnErrorExit; + } + + json_object_array_add (ctlsOutJ, json_object_new_int(halCtls[index].ctl.numid)); + json_object_array_add (ctlsOutJ, UnNormaliseValue (&halCtls[index].ctl, valuesJ)); + break; + } + + case json_type_array: { + + for (int idx= 0; idx < json_object_array_length (ctlsInJ); idx++) { + struct json_object *ctlInJ = json_object_array_get_idx (ctlsInJ, idx); + index= halGetCtlIndex (request, ctlInJ); + if (index<=0) goto OnErrorExit; + + err= json_object_object_get_ex (ctlInJ, "val" , &valuesJ); + if (err) { + afb_req_fail_f(request, "ctl-invalid", "No val=[val1, ...] ctl='%s'", json_object_get_string(ctlsInJ)); + goto OnErrorExit; + } + // let's create alsa low level set control request + struct json_object *ctlOutJ = json_object_new_array(); + json_object_array_add (ctlOutJ, json_object_new_int(halCtls[index].ctl.numid)); + json_object_array_add (ctlOutJ, UnNormaliseValue (&halCtls[index].ctl, valuesJ)); + + json_object_array_add (ctlsOutJ, ctlOutJ); + } + break; + } + + default: + afb_req_fail_f(request, "ctl-invalid", "Not a valid JSON ctl='%s'", json_object_get_string(ctlsInJ)); + goto OnErrorExit; + } + + // Call now level CTL + queryJ = json_object_new_object(); + json_object_object_add(queryJ, "devid", json_object_new_string (halDevid)); + json_object_object_add(queryJ, "numids", ctlsOutJ); + + err= afb_service_call_sync("alsacore", "setctls", queryJ, &responseJ); + if (err) { + afb_req_fail_f(request, "subcall:alsacore/setctl", "%s", json_object_get_string(responseJ)); + goto OnErrorExit; + } + + // Let ignore info data if any and keep on response + json_object_object_get_ex (responseJ, "response", &responseJ); + + // map back low level response to HAL ctl with normalised values + //struct json_object *halResponse = CtlSetPrepareResponse(request, responseJ); + //if (!halResponse) goto OnErrorExit; + + afb_req_success (request, NULL, NULL); + return; + +OnErrorExit: + return; +}; + +// Remap low level controls into HAL hight level ones +STATIC json_object *CtlGetPrepareResponse(afb_req request, struct json_object *ctlsJ) { + struct json_object *halResponseJ; + + // make sure return controls have a valid type + if (json_object_get_type(ctlsJ) != json_type_array) { + afb_req_fail_f(request, "ctls-notarray", "Invalid Controls return from alsa/getcontrol ctlsJ=%s", json_object_get_string(ctlsJ)); + goto OnErrorExit; + } + + // responseJ is a JSON array + halResponseJ = json_object_new_array(); + + // loop on array and store values into client context + for (int idx = 0; idx < json_object_array_length(ctlsJ); idx++) { + struct json_object *sndCtlJ, *valJ, *numidJ; + int numid; + + sndCtlJ = json_object_array_get_idx(ctlsJ, idx); + if (!json_object_object_get_ex(sndCtlJ, "numid", &numidJ) || !json_object_object_get_ex(sndCtlJ, "val", &valJ)) { + afb_req_fail_f(request, "ctl-invalid", "Invalid Control return from alsa/getcontrol ctl=%s", json_object_get_string(sndCtlJ)); + goto OnErrorExit; + } + + // HAL and Business logic use the same AlsaMixerHal.h direct conversion + numid= (halCtlsEnumT) json_object_get_int(numidJ); + + for (int idx = 0; halCtls[idx].ctl.numid; idx++) { + if (halCtls[idx].ctl.numid == numid) { + + // translate low level numid to HAL one and normalise values + struct json_object *halCtlJ = json_object_new_object(); + json_object_object_add(halCtlJ, "label", json_object_new_string(halCtls[idx].label)); // idx+1 == HAL/NUMID + json_object_object_add(halCtlJ, "tag" , json_object_new_int(halCtls[idx].tag)); // idx+1 == HAL/NUMID + json_object_object_add(halCtlJ, "val" , NormaliseValue(&halCtls[idx].ctl, valJ)); + json_object_array_add(halResponseJ, halCtlJ); + break; + } + } + if ( halCtls[idx].ctl.numid == 0) { + afb_req_fail_f(request, "ctl-invalid", "Invalid Control numid=%d from alsa/getcontrol ctlJ=%s", numid, json_object_get_string(sndCtlJ)); + goto OnErrorExit; + } + } + return halResponseJ; + + OnErrorExit: + return NULL; +} + // Translate high level control to low level and call lower layer PUBLIC void halGetCtls(afb_req request) { - int err, numid; + int err, index; struct json_object *ctlsInJ, *ctlsOutJ, *queryJ, *responseJ; // get query from request @@ -228,9 +341,9 @@ PUBLIC void halGetCtls(afb_req request) { switch (json_object_get_type(ctlsInJ)) { case json_type_object: { - numid = halGetOneCtls (request, ctlsInJ); - if (numid <=0) goto OnErrorExit; - json_object_array_add (ctlsOutJ, json_object_new_int(numid)); + index = halGetCtlIndex (request, ctlsInJ); + if (index <=0) goto OnErrorExit; + json_object_array_add (ctlsOutJ, json_object_new_int(halCtls[index].ctl.numid)); break; } @@ -238,15 +351,15 @@ PUBLIC void halGetCtls(afb_req request) { for (int idx= 0; idx < json_object_array_length (ctlsInJ); idx++) { struct json_object *ctlInJ = json_object_array_get_idx (ctlsInJ, idx); - numid= halGetOneCtls (request, ctlInJ); - if (numid<=0) goto OnErrorExit; - json_object_array_add (ctlsOutJ, json_object_new_int(numid)); + index= halGetCtlIndex (request, ctlInJ); + if (index<=0) goto OnErrorExit; + json_object_array_add (ctlsOutJ, json_object_new_int(halCtls[index].ctl.numid)); } break; } default: - afb_req_fail_f(request, "ctl-invalid", "Not a valid JSON ctl=[%s]", json_object_get_string(ctlsInJ)); + afb_req_fail_f(request, "ctl-invalid", "Not a valid JSON ctl='%s'", json_object_get_string(ctlsInJ)); goto OnErrorExit; } @@ -355,13 +468,13 @@ PUBLIC int halServiceInit (const char *apiPrefix, alsaHalSndCardT *alsaHalSndCar err= afb_service_call_sync ("alsacore", "halregister", queryurl, &responseJ); json_object_put(queryurl); if (err) { - AFB_NOTICE ("Fail to register HAL to ALSA lowlevel binding Response=[%s]", json_object_get_string(responseJ)); + AFB_NOTICE ("Fail to register HAL to ALSA lowlevel binding Response='%s'", json_object_get_string(responseJ)); goto OnErrorExit; } // extract sound devidJ from HAL registration if (!json_object_object_get_ex(responseJ, "response", &tmpJ) || !json_object_object_get_ex(tmpJ, "devid", &devidJ)) { - AFB_ERROR ("Ooops: Internal error no devidJ return from HAL registration Response=[%s]", json_object_get_string(responseJ)); + AFB_ERROR ("Ooops: Internal error no devidJ return from HAL registration Response='%s'", json_object_get_string(responseJ)); goto OnErrorExit; } @@ -400,7 +513,7 @@ PUBLIC int halServiceInit (const char *apiPrefix, alsaHalSndCardT *alsaHalSndCar json_object_object_add(queryurl, "ctls",ctlsJ); err= afb_service_call_sync ("alsacore", "addcustomctl", queryurl, &responseJ); if (err) { - AFB_ERROR ("Fail creating HAL Custom ALSA ctls Response=[%s]", json_object_get_string(responseJ)); + AFB_ERROR ("Fail creating HAL Custom ALSA ctls Response='%s'", json_object_get_string(responseJ)); goto OnErrorExit; } } @@ -408,7 +521,7 @@ PUBLIC int halServiceInit (const char *apiPrefix, alsaHalSndCardT *alsaHalSndCar // Make sure response is valid json_object_object_get_ex (responseJ, "response" , &ctlsJ); if (json_object_get_type(ctlsJ) != json_type_array) { - AFB_ERROR ("Response Invalid JSON array ctls Response=[%s]", json_object_get_string(responseJ)); + AFB_ERROR ("Response Invalid JSON array ctls Response='%s'", json_object_get_string(responseJ)); goto OnErrorExit; } diff --git a/HAL-afb/HAL-plugin/HalPlugCtl.c b/HAL-afb/HAL-plugin/HalPlugCtl.c index 01feedd..181d4f8 100644 --- a/HAL-afb/HAL-plugin/HalPlugCtl.c +++ b/HAL-afb/HAL-plugin/HalPlugCtl.c @@ -48,7 +48,7 @@ static snd_ctl_ext_key_t AfbHalElemFind(snd_ctl_ext_t *ext, const snd_ctl_elem_id_t *id) { snd_ctl_hal_t *plughandle = (snd_ctl_hal_t*) ext->private_data; - snd_ctl_ext_key_t key; + snd_ctl_ext_key_t key=NULL; int numid = snd_ctl_elem_id_get_numid(id); if (numid > 0) { diff --git a/HAL-afb/HDA-intel/CMakeLists.txt b/HAL-afb/HDA-intel/CMakeLists.txt index 4a12aee..efe244d 100644 --- a/HAL-afb/HDA-intel/CMakeLists.txt +++ b/HAL-afb/HDA-intel/CMakeLists.txt @@ -21,10 +21,10 @@ PROJECT_TARGET_ADD(hal-intel-hda) # Define project Targets - ADD_LIBRARY(hal-intel-hda MODULE IntelHdaHAL.c) + ADD_LIBRARY(${TARGET_NAME} MODULE IntelHdaHAL.c) # Binder exposes a unique public entry point - SET_TARGET_PROPERTIES(hal-intel-hda PROPERTIES + SET_TARGET_PROPERTIES(${TARGET_NAME} PROPERTIES PREFIX "afb-" LABELS "BINDING" LINK_FLAGS ${BINDINGS_LINK_FLAG} @@ -32,11 +32,11 @@ PROJECT_TARGET_ADD(hal-intel-hda) ) # Library dependencies (include updates automatically) - TARGET_LINK_LIBRARIES(hal-intel-hda + TARGET_LINK_LIBRARIES(${TARGET_NAME} hal-interface audio-interface ) # installation directory - INSTALL(TARGETS hal-intel-hda + INSTALL(TARGETS ${TARGET_NAME} LIBRARY DESTINATION ${BINDINGS_INSTALL_DIR}) \ No newline at end of file diff --git a/HAL-afb/Scarlett-Focusrite/CMakeLists.txt b/HAL-afb/Scarlett-Focusrite/CMakeLists.txt index a2ca912..4cbac19 100644 --- a/HAL-afb/Scarlett-Focusrite/CMakeLists.txt +++ b/HAL-afb/Scarlett-Focusrite/CMakeLists.txt @@ -24,7 +24,7 @@ PROJECT_TARGET_ADD(hal-scalett-usb) ADD_LIBRARY(hal-scalett-usb MODULE ScarlettUsbHAL.c) # Binder exposes a unique public entry point - SET_TARGET_PROPERTIES(hal-scalett-usb PROPERTIES + SET_TARGET_PROPERTIES(${TARGET_NAME} PROPERTIES PREFIX "afb-" LABELS "BINDING" LINK_FLAGS ${BINDINGS_LINK_FLAG} @@ -32,11 +32,11 @@ PROJECT_TARGET_ADD(hal-scalett-usb) ) # Library dependencies (include updates automatically) - TARGET_LINK_LIBRARIES(hal-scalett-usb + TARGET_LINK_LIBRARIES(${TARGET_NAME} hal-interface audio-interface ) # installation directory - INSTALL(TARGETS hal-scalett-usb + INSTALL(TARGETS ${TARGET_NAME} LIBRARY DESTINATION ${BINDINGS_INSTALL_DIR}) \ No newline at end of file diff --git a/HAL-afb/Scarlett-Focusrite/ScarlettUsbHAL.c b/HAL-afb/Scarlett-Focusrite/ScarlettUsbHAL.c index 99db443..cc62be1 100644 --- a/HAL-afb/Scarlett-Focusrite/ScarlettUsbHAL.c +++ b/HAL-afb/Scarlett-Focusrite/ScarlettUsbHAL.c @@ -58,7 +58,7 @@ STATIC alsaHalSndCardT alsaHalSndCard = { STATIC int sndServiceInit () { int err; AFB_DEBUG ("IntelHalBinding Init"); - + err = halServiceInit (afbBindingV2.api, &alsaHalSndCard); return err; } diff --git a/HAL-afb/Unicens-USB/CMakeLists.txt b/HAL-afb/Unicens-USB/CMakeLists.txt new file mode 100644 index 0000000..5ca563b --- /dev/null +++ b/HAL-afb/Unicens-USB/CMakeLists.txt @@ -0,0 +1,42 @@ +########################################################################### +# Copyright 2015, 2016, 2017 IoT.bzh +# +# author: Fulup Ar Foll +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +########################################################################### + + +# Add target to project dependency list +PROJECT_TARGET_ADD(hal-unicens-usb) + + # Define project Targets + ADD_LIBRARY(${TARGET_NAME} MODULE UnicensHAL.c UnicensVol.c) + + # Binder exposes a unique public entry point + SET_TARGET_PROPERTIES(${TARGET_NAME} PROPERTIES + PREFIX "afb-" + LABELS "BINDING" + LINK_FLAGS ${BINDINGS_LINK_FLAG} + OUTPUT_NAME ${TARGET_NAME} + ) + + # Library dependencies (include updates automatically) + TARGET_LINK_LIBRARIES(${TARGET_NAME} + hal-interface + audio-interface + ) + + # installation directory + INSTALL(TARGETS ${TARGET_NAME} + LIBRARY DESTINATION ${BINDINGS_INSTALL_DIR}) \ No newline at end of file diff --git a/HAL-afb/Unicens-USB/UnicensHAL.c b/HAL-afb/Unicens-USB/UnicensHAL.c new file mode 100644 index 0000000..66f241f --- /dev/null +++ b/HAL-afb/Unicens-USB/UnicensHAL.c @@ -0,0 +1,73 @@ +/* + * Copyright (C) 2016 "IoT.bzh" + * Author Fulup Ar Foll + * + * 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. + * + * + * To find out which control your sound card uses + * aplay -l # Check sndcard name name in between [] + * amixer -D hw:xx controls # get supported controls + * amixer -D "hw:3" cget numid=xx # get control settings + * + */ +#define _GNU_SOURCE +#include "hal-interface.h" +#include "audio-interface.h" + +STATIC struct json_object* MasterOnOff (alsaHalCtlMapT *control, void* handle, struct json_object *valJ) { + struct json_object *reponseJ; + + AFB_INFO ("Power Set value=%s", json_object_get_string(valJ)); + + reponseJ=json_object_new_object(); + json_object_object_add (reponseJ, "Callback", json_object_new_string("Hello From HAL")); + + return reponseJ; +} + +// Map HAL hight sndctl with Alsa numid and optionally with a custom callback for non Alsa supported functionalities. +STATIC alsaHalMapT alsaHalMap[]= { + { .tag=Master_Playback_Volume, .ctl={.numid=04 } }, + { .tag=PCM_Playback_Volume , .ctl={.numid=06 } }, + { .tag=PCM_Playback_Switch , .ctl={.numid=05 } }, + { .tag=Capture_Volume , .ctl={.numid=12 } }, + { .tag=Master_OnOff_Switch , .ctl={.numid=0, .type=SND_CTL_ELEM_TYPE_BOOLEAN, .count=1, .name="Power-Switch"}, .cb={.callback=MasterOnOff, .handle=NULL}}, + { .tag=Master_Playback_Ramp , .ctl={.numid=0, .type=SND_CTL_ELEM_TYPE_INTEGER, .count=2, .name="Volume-Switch"}, .cb={.callback=MasterOnOff, .handle=NULL}}, + + { .tag=EndHalCrlTag} /* marker for end of the array */ +} ; + +// HAL sound card mapping info +STATIC alsaHalSndCardT alsaHalSndCard = { + .name = "HDA Intel PCH", // WARNING: name MUST match with 'aplay -l' + .info = "Hardware Abstraction Layer for IntelHDA sound card", + .ctls = alsaHalMap, +}; + + +STATIC int sndServiceInit () { + int err; + AFB_DEBUG ("IntelHalBinding Init"); + + err = halServiceInit (afbBindingV2.api, &alsaHalSndCard); + return err; +} + +// API prefix should be unique for each snd card +PUBLIC const struct afb_binding_v2 afbBindingV2 = { + .api = "intel-hda", + .init = sndServiceInit, + .verbs = halServiceApi, + .onevent = halServiceEvent, +}; diff --git a/HAL-afb/Unicens-USB/UnicensVol.c b/HAL-afb/Unicens-USB/UnicensVol.c new file mode 100644 index 0000000..ab9787d --- /dev/null +++ b/HAL-afb/Unicens-USB/UnicensVol.c @@ -0,0 +1,37 @@ +/* + * Copyright (C) 2016 "IoT.bzh" + * Author Fulup Ar Foll + * + * 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. + * + * + * To find out which control your sound card uses + * aplay -l # Check sndcard name name in between [] + * amixer -D hw:xx controls # get supported controls + * amixer -D "hw:3" cget numid=xx # get control settings + * + */ +#define _GNU_SOURCE +#include "hal-interface.h" +#include "audio-interface.h" + +STATIC struct json_object* MasterOnOff (alsaHalCtlMapT *control, void* handle, struct json_object *valJ) { + struct json_object *reponseJ; + + AFB_INFO ("Power Set value=%s", json_object_get_string(valJ)); + + reponseJ=json_object_new_object(); + json_object_object_add (reponseJ, "Callback", json_object_new_string("Hello From HAL")); + + return reponseJ; +} -- cgit 1.2.3-korg