Initial working version as independent repo

1 files changed, 104 insertions, 0 deletions

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+/*
+ * Copyright (C) 2016 "IoT.bzh"
+ * Author Fulup Ar Foll <fulup@iot.bzh>
+ *
+ * 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.
+ *
+ * reference:
+ *   amixer contents; amixer controls;
+ *   http://www.tldp.org/HOWTO/Alsa-sound-6.html
+ */
+
+#ifndef HAL_STATIC_H
+#define HAL_STATIC_H
+
+// Soft control have dynamically allocated numid
+#define CTL_AUTO -1
+
+#ifndef PUBLIC
+  #define PUBLIC
+#endif
+#define STATIC static
+
+typedef enum {
+  QUERY_QUIET   =0,
+  QUERY_COMPACT =1,
+  QUERY_VERBOSE =2,
+  QUERY_FULL    =3,
+} halQueryMode;
+
+// Most controls are MIXER but some vendor specific are possible
+typedef enum {
+    OUTVOL,
+    PCMVOL,
+    INVOL,
+    SWITCH,
+    ROUTE,
+    CARD,
+    ENUM,
+} halGroupEnumT;
+
+typedef enum {
+    READ,
+    WRITE,
+    RW,
+} halAclEnumT;
+
+typedef enum {
+    StartHalCrlTag=0,
+
+    // volume RAMP
+    Vol_Ramp_Set_Mode,
+    Vol_Ramp_Set_Delay,
+    Vol_Ramp_Set_Down,
+    Vol_Ramp_Set_Up,
+    Vol_Ramp_Set_Slave,
+
+    // HighLevel Audio Control List,
+    Master_Playback_Volume,
+    Master_Playback_Ramp,
+    PCM_Playback_Volume,
+    PCM_Playback_Switch,
+    Capture_Volume,
+    Master_OnOff_Switch,
+    Telephony_Playback_Volume,
+    Multimedia_Playback_Switch,
+    Navigation_Playback_Switch,
+    Emergency_Playback_Switch,
+    Telephony_Playback_Switch,
+            
+
+    // Application Virtual Channels
+    Multimedia_Playback_Volume,
+    Navigation_Playback_Volume,
+    Emergency_Playback_Volume,
+
+   EndHalCrlTag // used to compute number of ctls
+} halCtlsTagT;
+
+
+typedef enum {
+   RAMP_VOL_NONE      = 0,
+   RAMP_VOL_NORMAL    = 1,
+   RAMP_VOL_SMOOTH    = 2,
+   RAMP_VOL_EMERGENCY = 3,
+
+   EndHalVolMod
+
+} halRampEnumT;
+
+extern const char *halVolRampModes[];
+extern const char *halCtlsLabels[];
+
+#endif /* HAL_STATIC_H */
+