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Commit 07972cc5 authored by Mingming Yin's avatar Mingming Yin Committed by Gerrit - the friendly Code Review server
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hal: add support for pcm_ioctl() api 

- Tinyalsa doesn't expose an api to call
  ioctls exposed by the audio drivers.
- Add pcm_ioctl() api to support pcm ioctl.

Change-Id: I448252e8d3347257a73c56bc8ed341abc2dd2dab
parent 77a0d118

hal/audio_hw.c

+13 −0
Original line number Diff line number Diff line
@@ -2913,6 +2913,19 @@ static int adev_open(const hw_module_t *module, const char *name, 
    return 0;

}



int pcm_ioctl(struct pcm *pcm, int request, ...)

{

    va_list ap;

    void * arg;

    int pcm_fd = *(int*)pcm;



    va_start(ap, request);

    arg = va_arg(ap, void *);

    va_end(ap);



    return ioctl(pcm_fd, request, arg);

}



static struct hw_module_methods_t hal_module_methods = {

    .open = adev_open,

};

hal/audio_hw.h

+2 −0
Original line number Diff line number Diff line
@@ -299,6 +299,8 @@ struct audio_usecase *get_usecase_from_list(struct audio_device *adev, 


bool is_offload_usecase(audio_usecase_t uc_id);



int pcm_ioctl(struct pcm *pcm, int request, ...);



#define LITERAL_TO_STRING(x) #x

#define CHECK(condition) LOG_ALWAYS_FATAL_IF(!(condition), "%s",\

            __FILE__ ":" LITERAL_TO_STRING(__LINE__)\