diff options
author | Kővágó, Zoltán <dirty.ice.hu@gmail.com> | 2019-09-19 23:24:22 +0200 |
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committer | Gerd Hoffmann <kraxel@redhat.com> | 2019-09-23 12:28:47 +0200 |
commit | 571a8c522e0095239598347ac0add93337c1e0bf (patch) | |
tree | 7f105479a79bd3193575d39b2f841cae01836811 /audio/alsaaudio.c | |
parent | 857271a29c2c0e5deb05deb540a2580d1d408b34 (diff) |
audio: split ctl_* functions into enable_* and volume_*
This way we no longer need vararg functions, improving compile time
error detection. Also now it's possible to check actually what commands
are supported, without needing to manually update ctl_caps.
Signed-off-by: Kővágó, Zoltán <DirtY.iCE.hu@gmail.com>
Message-id: 2b08b3773569c5be055d0a0fb2f29ff64e79f0f4.1568927990.git.DirtY.iCE.hu@gmail.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'audio/alsaaudio.c')
-rw-r--r-- | audio/alsaaudio.c | 62 |
1 files changed, 25 insertions, 37 deletions
diff --git a/audio/alsaaudio.c b/audio/alsaaudio.c index 19124d09d8..cfe42284a6 100644 --- a/audio/alsaaudio.c +++ b/audio/alsaaudio.c @@ -731,34 +731,28 @@ static int alsa_voice_ctl (snd_pcm_t *handle, const char *typ, int ctl) return 0; } -static int alsa_ctl_out (HWVoiceOut *hw, int cmd, ...) +static void alsa_enable_out(HWVoiceOut *hw, bool enable) { ALSAVoiceOut *alsa = (ALSAVoiceOut *) hw; AudiodevAlsaPerDirectionOptions *apdo = alsa->dev->u.alsa.out; - switch (cmd) { - case VOICE_ENABLE: - { - bool poll_mode = apdo->try_poll; + if (enable) { + bool poll_mode = apdo->try_poll; - ldebug ("enabling voice\n"); - if (poll_mode && alsa_poll_out (hw)) { - poll_mode = 0; - } - hw->poll_mode = poll_mode; - return alsa_voice_ctl (alsa->handle, "playback", VOICE_CTL_PREPARE); + ldebug("enabling voice\n"); + if (poll_mode && alsa_poll_out(hw)) { + poll_mode = 0; } - - case VOICE_DISABLE: - ldebug ("disabling voice\n"); + hw->poll_mode = poll_mode; + alsa_voice_ctl(alsa->handle, "playback", VOICE_CTL_PREPARE); + } else { + ldebug("disabling voice\n"); if (hw->poll_mode) { hw->poll_mode = 0; - alsa_fini_poll (&alsa->pollhlp); + alsa_fini_poll(&alsa->pollhlp); } - return alsa_voice_ctl (alsa->handle, "playback", VOICE_CTL_PAUSE); + alsa_voice_ctl(alsa->handle, "playback", VOICE_CTL_PAUSE); } - - return -1; } static int alsa_init_in(HWVoiceIn *hw, struct audsettings *as, void *drv_opaque) @@ -841,35 +835,29 @@ static size_t alsa_read(HWVoiceIn *hw, void *buf, size_t len) return pos; } -static int alsa_ctl_in (HWVoiceIn *hw, int cmd, ...) +static void alsa_enable_in(HWVoiceIn *hw, bool enable) { ALSAVoiceIn *alsa = (ALSAVoiceIn *) hw; AudiodevAlsaPerDirectionOptions *apdo = alsa->dev->u.alsa.in; - switch (cmd) { - case VOICE_ENABLE: - { - bool poll_mode = apdo->try_poll; + if (enable) { + bool poll_mode = apdo->try_poll; - ldebug ("enabling voice\n"); - if (poll_mode && alsa_poll_in (hw)) { - poll_mode = 0; - } - hw->poll_mode = poll_mode; - - return alsa_voice_ctl (alsa->handle, "capture", VOICE_CTL_START); + ldebug("enabling voice\n"); + if (poll_mode && alsa_poll_in(hw)) { + poll_mode = 0; } + hw->poll_mode = poll_mode; - case VOICE_DISABLE: + alsa_voice_ctl(alsa->handle, "capture", VOICE_CTL_START); + } else { ldebug ("disabling voice\n"); if (hw->poll_mode) { hw->poll_mode = 0; - alsa_fini_poll (&alsa->pollhlp); + alsa_fini_poll(&alsa->pollhlp); } - return alsa_voice_ctl (alsa->handle, "capture", VOICE_CTL_PAUSE); + alsa_voice_ctl(alsa->handle, "capture", VOICE_CTL_PAUSE); } - - return -1; } static void alsa_init_per_direction(AudiodevAlsaPerDirectionOptions *apdo) @@ -924,12 +912,12 @@ static struct audio_pcm_ops alsa_pcm_ops = { .init_out = alsa_init_out, .fini_out = alsa_fini_out, .write = alsa_write, - .ctl_out = alsa_ctl_out, + .enable_out = alsa_enable_out, .init_in = alsa_init_in, .fini_in = alsa_fini_in, .read = alsa_read, - .ctl_in = alsa_ctl_in, + .enable_in = alsa_enable_in, }; static struct audio_driver alsa_audio_driver = { |