- 

--- media/audio/alsa/audio_manager_alsa.cc.orig	2022-03-05 18:42:44 UTC

+++ media/audio/alsa/audio_manager_alsa.cc

@@ -89,7 +89,9 @@ void AudioManagerAlsa::GetAlsaAudioDevices(StreamType 

   int card = -1;

   // Loop through the sound cards to get ALSA device hints.

+#if !BUILDFLAG(IS_BSD)

   while (!wrapper_->CardNext(&card) && card >= 0) {

+#endif

     void** hints = NULL;

     int error = wrapper_->DeviceNameHint(card, kPcmInterfaceName, &hints);

     if (!error) {

@@ -101,7 +103,9 @@ void AudioManagerAlsa::GetAlsaAudioDevices(StreamType 

       DLOG(WARNING) << "GetAlsaAudioDevices: unable to get device hints: "

                     << wrapper_->StrError(error);

     }

+#if !BUILDFLAG(IS_BSD)

   }

+#endif

 }

 void AudioManagerAlsa::GetAlsaDevicesInfo(AudioManagerAlsa::StreamType type,

@@ -184,7 +188,11 @@ bool AudioManagerAlsa::IsAlsaDeviceAvailable(

   // goes through software conversion if needed (e.g. incompatible

   // sample rate).

   // TODO(joi): Should we prefer "hw" instead?

+#if BUILDFLAG(IS_BSD)

+  static const char kDeviceTypeDesired[] = "plug";

+#else

   static const char kDeviceTypeDesired[] = "plughw";

+#endif

   return strncmp(kDeviceTypeDesired, device_name,

                  base::size(kDeviceTypeDesired) - 1) == 0;

 }

@@ -206,7 +214,9 @@ bool AudioManagerAlsa::HasAnyAlsaAudioDevice(

   // Loop through the sound cards.

   // Don't use snd_device_name_hint(-1,..) since there is an access violation

   // inside this ALSA API with libasound.so.2.0.0.

+#if !BUILDFLAG(IS_BSD)

   while (!wrapper_->CardNext(&card) && (card >= 0) && !has_device) {

+#endif

     int error = wrapper_->DeviceNameHint(card, kPcmInterfaceName, &hints);

     if (!error) {

       for (void** hint_iter = hints; *hint_iter != NULL; hint_iter++) {

@@ -230,7 +240,9 @@ bool AudioManagerAlsa::HasAnyAlsaAudioDevice(

       DLOG(WARNING) << "HasAnyAudioDevice: unable to get device hints: "

                     << wrapper_->StrError(error);

     }

+#if !BUILDFLAG(IS_BSD)

   }

+#endif

   return has_device;

 }