[PATCH v3 4/6] bhyve: allow to specify host sound device

Allow to map sound playback and recording devices to host devices using "<audio type='oss'/>" OSS audio backend. Signed-off-by: Roman Bogorodskiy <bogorodskiy(a)gmail.com&gt; --- src/bhyve/bhyve_command.c | 26 ++++++++++++++++--- src/conf/domain_conf.c | 13 ++++++++++ src/conf/domain_conf.h | 4 +++ src/libvirt_private.syms | 1 + .../bhyvexml2argv-sound.args | 2 +- .../bhyvexml2argvdata/bhyvexml2argv-sound.xml | 8 +++++- .../bhyvexml2xmlout-sound.xml | 5 ++++ 7 files changed, 54 insertions(+), 5 deletions(-) diff --git a/src/bhyve/bhyve_command.c b/src/bhyve/bhyve_command.c index 1f42f71347..8e7907b882 100644 --- a/src/bhyve/bhyve_command.c +++ b/src/bhyve/bhyve_command.c @@ -478,9 +478,12 @@ bhyveBuildGraphicsArgStr(const virDomainDef *def, static int bhyveBuildSoundArgStr(const virDomainDef *def G_GNUC_UNUSED, virDomainSoundDefPtr sound, + virDomainAudioDefPtr audio, bhyveConnPtr driver, virCommandPtr cmd) { + g_auto(virBuffer) params = VIR_BUFFER_INITIALIZER; + if (!(bhyveDriverGetBhyveCaps(driver) & BHYVE_CAP_SOUND_HDA)) { /* Currently, bhyve only supports "hda" sound devices, so if it's not supported, sound devices are not supported at all */ @@ -497,9 +500,24 @@ bhyveBuildSoundArgStr(const virDomainDef *def G_GNUC_UNUSED, } virCommandAddArg(cmd, "-s"); - virCommandAddArgFormat(cmd, "%d:%d,hda,play=/dev/dsp0", + + if (audio) { + if (audio->type == VIR_DOMAIN_AUDIO_TYPE_OSS) { + if (audio->backend.oss.inputDev) + virBufferAsprintf(&params, ",play=%s", + audio->backend.oss.inputDev); + + if (audio->backend.oss.outputDev) + virBufferAsprintf(&params, ",rec=%s", + audio->backend.oss.outputDev); + } + } + + virCommandAddArgFormat(cmd, "%d:%d,hda%s", sound->info.addr.pci.slot, - sound->info.addr.pci.function); + sound->info.addr.pci.function, + virBufferCurrentContent(&params)); + return 0; } @@ -648,7 +666,9 @@ virBhyveProcessBuildBhyveCmd(bhyveConnPtr driver, virDomainDefPtr def, } for (i = 0; i < def->nsounds; i++) { - if (bhyveBuildSoundArgStr(def, def->sounds[i], driver, cmd) < 0) + if (bhyveBuildSoundArgStr(def, def->sounds[i], + virDomainDefFindAudioForSound(def, def->sounds[i]), + driver, cmd) < 0) goto error; } diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c index 165d5d5f7a..28ff4d3994 100644 --- a/src/conf/domain_conf.c +++ b/src/conf/domain_conf.c @@ -31499,6 +31499,19 @@ virDomainDefFindDevice(virDomainDefPtr def, } +virDomainAudioDefPtr +virDomainDefFindAudioForSound(virDomainDefPtr def, + virDomainSoundDefPtr sound) +{ + size_t i; + for (i = 0; i < def->naudios; i++) + if (def->audios[i]->id == sound->audioId) + return def->audios[i]; + + return NULL; +} + + char * virDomainObjGetMetadata(virDomainObjPtr vm, int type, diff --git a/src/conf/domain_conf.h b/src/conf/domain_conf.h index fdf706a7e0..d9d7b094ac 100644 --- a/src/conf/domain_conf.h +++ b/src/conf/domain_conf.h @@ -3712,6 +3712,10 @@ int virDomainDefFindDevice(virDomainDefPtr def, virDomainDeviceDefPtr dev, bool reportError); +virDomainAudioDefPtr +virDomainDefFindAudioForSound(virDomainDefPtr def, + virDomainSoundDefPtr sound); + const char *virDomainChrSourceDefGetPath(virDomainChrSourceDefPtr chr); void virDomainChrSourceDefClear(virDomainChrSourceDefPtr def); diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms index 35bf9f08ef..f950a68179 100644 --- a/src/libvirt_private.syms +++ b/src/libvirt_private.syms @@ -298,6 +298,7 @@ virDomainDefCheckABIStability; virDomainDefCheckABIStabilityFlags; virDomainDefCompatibleDevice; virDomainDefCopy; +virDomainDefFindAudioForSound; virDomainDefFindDevice; virDomainDefFormat; virDomainDefFormatConvertXMLFlags; diff --git a/tests/bhyvexml2argvdata/bhyvexml2argv-sound.args b/tests/bhyvexml2argvdata/bhyvexml2argv-sound.args index c242708ff1..05ff4965dd 100644 --- a/tests/bhyvexml2argvdata/bhyvexml2argv-sound.args +++ b/tests/bhyvexml2argvdata/bhyvexml2argv-sound.args @@ -7,4 +7,4 @@ -s 0:0,hostbridge \ -s 2:0,ahci,hd:/tmp/freebsd.img \ -s 3:0,virtio-net,faketapdev,mac=52:54:00:b9:94:02 \ --s 4:0,hda,play=/dev/dsp0 bhyve +-s 4:0,hda,play=/dev/dsp0,rec=/dev/dsp0 bhyve diff --git a/tests/bhyvexml2argvdata/bhyvexml2argv-sound.xml b/tests/bhyvexml2argvdata/bhyvexml2argv-sound.xml index 8e799301fb..831e8670e7 100644 --- a/tests/bhyvexml2argvdata/bhyvexml2argv-sound.xml +++ b/tests/bhyvexml2argvdata/bhyvexml2argv-sound.xml @@ -19,6 +19,12 @@ <source bridge="virbr0"/> <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/> </interface> - <sound model='ich7'/> + <sound model='ich7'> + <audio id="1"/> + </sound> + <audio type="oss" id="1"> + <input dev="/dev/dsp0"/> + <output dev="/dev/dsp0"/> + </audio> </devices> </domain> diff --git a/tests/bhyvexml2xmloutdata/bhyvexml2xmlout-sound.xml b/tests/bhyvexml2xmloutdata/bhyvexml2xmlout-sound.xml index a64c5da27a..c23892eec9 100644 --- a/tests/bhyvexml2xmloutdata/bhyvexml2xmlout-sound.xml +++ b/tests/bhyvexml2xmloutdata/bhyvexml2xmlout-sound.xml @@ -30,7 +30,12 @@ <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/> </interface> <sound model='ich7'> + <audio id='1'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x04' function='0x0'/> </sound> + <audio id='1' type='oss'> + <input dev='/dev/dsp0'/> + <output dev='/dev/dsp0'/> + </audio> </devices> </domain> -- 2.27.0