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-rw-r--r--4a-hal/4a-hal-controllers/4a-hal-controllers-mixer-handler.c22
1 files changed, 19 insertions, 3 deletions
diff --git a/4a-hal/4a-hal-controllers/4a-hal-controllers-mixer-handler.c b/4a-hal/4a-hal-controllers/4a-hal-controllers-mixer-handler.c
index 93901a4..924054b 100644
--- a/4a-hal/4a-hal-controllers/4a-hal-controllers-mixer-handler.c
+++ b/4a-hal/4a-hal-controllers/4a-hal-controllers-mixer-handler.c
@@ -22,8 +22,11 @@
#include <stdbool.h>
#include "../4a-hal-utilities/4a-hal-utilities-appfw-responses-handler.h"
+#include "../4a-hal-utilities/4a-hal-utilities-data.h"
#include "../4a-hal-utilities/4a-hal-utilities-verbs-loader.h"
+#include "../4a-hal-manager/4a-hal-manager.h"
+
#include "4a-hal-controllers-mixer-handler.h"
#include "4a-hal-controllers-cb.h"
@@ -108,7 +111,8 @@ int HalCtlsAttachToMixer(AFB_ApiT apiHandle)
CtlConfigT *ctrlConfig;
- struct SpecificHalData *currentCtlHalData;
+ struct SpecificHalData *currentCtlHalData, *concurentHalData = NULL;
+ struct SpecificHalData **firstHalData;
json_object *returnJ, *toReturnJ;
@@ -124,16 +128,28 @@ int HalCtlsAttachToMixer(AFB_ApiT apiHandle)
return -2;
}
+ // TODO JAI : add a test to see if the hal card id is already used
+ firstHalData = HalMngGetFirstHalData();
+ if((concurentHalData = HalUtlSearchReadyHalDataByCarId(firstHalData, currentCtlHalData->sndCardId))) {
+ AFB_ApiError(apiHandle,
+ "%s: trying to attach mixer for hal '%s' but the alsa device %i is already in use with mixer by hal '%s'",
+ __func__,
+ currentCtlHalData->apiName,
+ currentCtlHalData->sndCardId,
+ concurentHalData->apiName);
+ return -3;
+ }
+
apiToCall = currentCtlHalData->ctlHalSpecificData->mixerApiName;
if(! apiToCall) {
AFB_ApiError(apiHandle, "%s: Can't get mixer api", __func__);
- return -3;
+ return -4;
}
switch(currentCtlHalData->status) {
case HAL_STATUS_UNAVAILABLE:
AFB_ApiError(apiHandle, "%s: Seems that the hal corresponding card was not found by alsacore at startup", __func__);
- return -4;
+ return -5;
case HAL_STATUS_READY:
AFB_ApiNotice(apiHandle, "%s: Seems that the hal mixer is already initialized", __func__);