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--- media/audio/alsa/audio_manager_alsa.cc.orig 2025-08-26 20:49:50 UTC
+++ media/audio/alsa/audio_manager_alsa.cc
@@ -103,7 +103,9 @@ void AudioManagerAlsa::GetAlsaAudioDevices(StreamType
int card = -1;
// Loop through the physical sound cards to get ALSA device hints.
+#if !BUILDFLAG(IS_BSD)
while (!wrapper_->CardNext(&card) && card >= 0) {
+#endif
void** hints = nullptr;
int error = wrapper_->DeviceNameHint(card, kPcmInterfaceName, &hints);
if (!error) {
@@ -115,7 +117,9 @@ 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,
@@ -199,7 +203,11 @@ bool AudioManagerAlsa::IsAlsaDeviceAvailable(AudioMana
// goes through software conversion if needed (e.g. incompatible
// sample rate).
// TODO(joi): Should we prefer "hw" instead?
+#if BUILDFLAG(IS_BSD)
+ static constexpr std::string_view kDeviceTypeDesired = "plug";
+#else
static constexpr std::string_view kDeviceTypeDesired = "plughw";
+#endif
return device_name.starts_with(kDeviceTypeDesired);
}
@@ -250,7 +258,9 @@ 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) {
const std::string_view unwanted_type =
@@ -279,7 +289,9 @@ bool AudioManagerAlsa::HasAnyAlsaAudioDevice(
DLOG(WARNING) << "HasAnyAudioDevice: unable to get device hints: "
<< wrapper_->StrError(error);
}
+#if !BUILDFLAG(IS_BSD)
}
+#endif
return has_device;
}
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