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authorDaniel P. Berrangé <berrange@redhat.com>2023-01-23 09:39:57 +0100
committerThomas Huth <thuth@redhat.com>2023-01-30 15:43:55 +0100
commit7a92a8573c81162f75d71873be32c65f8aedd07f (patch)
treea260c7056bc91567026a48804dcc94017fd2ebf9 /qapi
parent637d18090ed2fc8d5edea0c0c584291cb792a086 (diff)
qapi, audio: Make introspection reflect build configuration more closely
Currently the -audiodev accepts any audiodev type regardless of what is built in to QEMU. An error only occurs later at runtime when a sound device tries to use the audio backend. With this change QEMU will immediately reject -audiodev args that are not compiled into the binary. The QMP schema will also be introspectable to identify what is compiled in. This also helps to avoid compiling code that is not required in the binary. Note: When building the audiodevs as modules, the patch only compiles out code for modules that we don't build at all. Signed-off-by: Daniel P. Berrangé <berrange@redhat.com> [thuth: Rebase, take sndio and dbus devices into account] Message-Id: <20230123083957.20349-3-thuth@redhat.com> Signed-off-by: Thomas Huth <thuth@redhat.com>
Diffstat (limited to 'qapi')
-rw-r--r--qapi/audio.json44
1 files changed, 32 insertions, 12 deletions
diff --git a/qapi/audio.json b/qapi/audio.json
index c7aafa2763..4e54c00f51 100644
--- a/qapi/audio.json
+++ b/qapi/audio.json
@@ -408,8 +408,18 @@
# Since: 4.0
##
{ 'enum': 'AudiodevDriver',
- 'data': [ 'none', 'alsa', 'coreaudio', 'dbus', 'dsound', 'jack', 'oss', 'pa',
- 'sdl', 'sndio', 'spice', 'wav' ] }
+ 'data': [ 'none',
+ { 'name': 'alsa', 'if': 'CONFIG_AUDIO_ALSA' },
+ { 'name': 'coreaudio', 'if': 'CONFIG_AUDIO_COREAUDIO' },
+ { 'name': 'dbus', 'if': 'CONFIG_DBUS_DISPLAY' },
+ { 'name': 'dsound', 'if': 'CONFIG_AUDIO_DSOUND' },
+ { 'name': 'jack', 'if': 'CONFIG_AUDIO_JACK' },
+ { 'name': 'oss', 'if': 'CONFIG_AUDIO_OSS' },
+ { 'name': 'pa', 'if': 'CONFIG_AUDIO_PA' },
+ { 'name': 'sdl', 'if': 'CONFIG_AUDIO_SDL' },
+ { 'name': 'sndio', 'if': 'CONFIG_AUDIO_SNDIO' },
+ { 'name': 'spice', 'if': 'CONFIG_SPICE' },
+ 'wav' ] }
##
# @Audiodev:
@@ -432,16 +442,26 @@
'discriminator': 'driver',
'data': {
'none': 'AudiodevGenericOptions',
- 'alsa': 'AudiodevAlsaOptions',
- 'coreaudio': 'AudiodevCoreaudioOptions',
- 'dbus': 'AudiodevGenericOptions',
- 'dsound': 'AudiodevDsoundOptions',
- 'jack': 'AudiodevJackOptions',
- 'oss': 'AudiodevOssOptions',
- 'pa': 'AudiodevPaOptions',
- 'sdl': 'AudiodevSdlOptions',
- 'sndio': 'AudiodevSndioOptions',
- 'spice': 'AudiodevGenericOptions',
+ 'alsa': { 'type': 'AudiodevAlsaOptions',
+ 'if': 'CONFIG_AUDIO_ALSA' },
+ 'coreaudio': { 'type': 'AudiodevCoreaudioOptions',
+ 'if': 'CONFIG_AUDIO_COREAUDIO' },
+ 'dbus': { 'type': 'AudiodevGenericOptions',
+ 'if': 'CONFIG_DBUS_DISPLAY' },
+ 'dsound': { 'type': 'AudiodevDsoundOptions',
+ 'if': 'CONFIG_AUDIO_DSOUND' },
+ 'jack': { 'type': 'AudiodevJackOptions',
+ 'if': 'CONFIG_AUDIO_JACK' },
+ 'oss': { 'type': 'AudiodevOssOptions',
+ 'if': 'CONFIG_AUDIO_OSS' },
+ 'pa': { 'type': 'AudiodevPaOptions',
+ 'if': 'CONFIG_AUDIO_PA' },
+ 'sdl': { 'type': 'AudiodevSdlOptions',
+ 'if': 'CONFIG_AUDIO_SDL' },
+ 'sndio': { 'type': 'AudiodevSndioOptions',
+ 'if': 'CONFIG_AUDIO_SNDIO' },
+ 'spice': { 'type': 'AudiodevGenericOptions',
+ 'if': 'CONFIG_SPICE' },
'wav': 'AudiodevWavOptions' } }
##