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-rw-r--r--HAL-afb/Scarlett-Focusrite/ScarlettUsbHAL.c34
1 files changed, 16 insertions, 18 deletions
diff --git a/HAL-afb/Scarlett-Focusrite/ScarlettUsbHAL.c b/HAL-afb/Scarlett-Focusrite/ScarlettUsbHAL.c
index 3b9ee4c..99db443 100644
--- a/HAL-afb/Scarlett-Focusrite/ScarlettUsbHAL.c
+++ b/HAL-afb/Scarlett-Focusrite/ScarlettUsbHAL.c
@@ -17,36 +17,34 @@
*
* 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:4" cget numid=xx # get control settings
+ * amixer -D hw:USB controls # get supported controls
+ * amixer -Dhw:USB cget name=Power-Switch
*
*/
#define _GNU_SOURCE
#include "hal-interface.h"
#include "audio-interface.h"
-STATIC struct json_object* MasterOnOff (alsaHalCtlMapT *control, void* handle) {
- static int powerStatus=0;
+STATIC struct json_object* MasterOnOff (alsaHalCtlMapT *control, void* handle, struct json_object *valJ) {
+ struct json_object *reponseJ;
- if (! powerStatus) {
- powerStatus = 1;
- AFB_DEBUG ("Power Set to On");
- } else {
- powerStatus = 0;
- AFB_DEBUG ("Power Set to Off");
- }
+ AFB_INFO ("Power Set value=%s", json_object_get_string(valJ));
- return NULL;
+ 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[]= {
- { .alsa={.control=Master_Playback_Volume,.numid=04, .name="Matrix 03 Mix A Playback Volume" , .values=1,.minval=0,.maxval= 87 ,.step=0}, .info= "Master Playback Volume" },
- { .alsa={.control=PCM_Playback_Volume ,.numid=06, .name="play-vol" , .values=2,.minval=0,.maxval= 255,.step=0}, .info= "PCM Playback Volume" },
- { .alsa={.control=PCM_Playback_Switch ,.numid=05, .name="play-switch" , .values=1,.minval=0,.maxval= 1 ,.step=0}, .info= "Master Playback Switch" },
- { .alsa={.control=Capture_Volume ,.numid=12, .name="capt-vol" , .values=2,.minval=0,.maxval= 31 ,.step=0}, .info= "Capture Volume" },
- { .alsa={.control=Master_OnOff_Switch, .name="Power-Switch"}, .cb={.callback=MasterOnOff, .handle=NULL}, .info= "OnOff Global Switch"},
- { .alsa={.numid=0}, .cb={.callback=NULL, .handle=NULL}} /* marker for end of the array */
+ { .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="AGL-Power-Switch"}, .cb={.callback=MasterOnOff, .handle=NULL}},
+ { .tag=Master_Playback_Ramp , .ctl={.numid=0, .type=SND_CTL_ELEM_TYPE_INTEGER, .count=2, .name="AGL-Volume-Switch"}, .cb={.callback=MasterOnOff, .handle=NULL}},
+ { .tag=EndHalCrlTag} /* marker for end of the array */
} ;
// HAL sound card mapping info