From cb94ff5f80c537e43c04fa4f071f1df784255310 Mon Sep 17 00:00:00 2001 From: Martin Kletzander Date: Mon, 2 Oct 2023 16:27:57 +0200 Subject: [PATCH] audio: propagate Error * out of audio_init Starting from audio_driver_init, propagate errors via Error ** so that audio_init_audiodevs can simply pass &error_fatal, and AUD_register_card can signal faiure. Signed-off-by: Martin Kletzander [Reworked the audio/audio.c parts, while keeping Martin's hw/ changes. - Paolo] Signed-off-by: Paolo Bonzini --- audio/audio.c | 37 ++++++++++++++++++------------------- audio/audio.h | 4 ++-- hw/arm/omap2.c | 2 +- hw/audio/ac97.c | 6 +++++- hw/audio/adlib.c | 6 ++++-- hw/audio/cs4231a.c | 6 ++++-- hw/audio/es1370.c | 5 ++++- hw/audio/gus.c | 6 ++++-- hw/audio/hda-codec.c | 5 ++++- hw/audio/lm4549.c | 8 +++++--- hw/audio/pcspk.c | 4 +--- hw/audio/sb16.c | 6 ++++-- hw/audio/via-ac97.c | 6 ++++-- hw/audio/wm8750.c | 5 ++++- hw/display/xlnx_dp.c | 6 ++++-- hw/input/tsc210x.c | 2 +- hw/usb/dev-audio.c | 5 ++++- softmmu/vl.c | 4 +--- 18 files changed, 74 insertions(+), 49 deletions(-) diff --git a/audio/audio.c b/audio/audio.c index 818d79e50f..4289b7bf02 100644 --- a/audio/audio.c +++ b/audio/audio.c @@ -1556,7 +1556,7 @@ size_t audio_generic_read(HWVoiceIn *hw, void *buf, size_t size) } static int audio_driver_init(AudioState *s, struct audio_driver *drv, - bool msg, Audiodev *dev) + Audiodev *dev, Error **errp) { Error *local_err = NULL; @@ -1577,12 +1577,10 @@ static int audio_driver_init(AudioState *s, struct audio_driver *drv, s->drv = drv; return 0; } else { - if (!msg) { - error_free(local_err); - } else if (local_err) { - error_report_err(local_err); + if (local_err) { + error_propagate(errp, local_err); } else { - error_report("Could not init `%s' audio driver", drv->name); + error_setg(errp, "Could not init `%s' audio driver", drv->name); } return -1; } @@ -1733,7 +1731,7 @@ static void audio_create_default_audiodevs(void) * if dev == NULL => legacy implicit initialization, return the already created * state or create a new one */ -static AudioState *audio_init(Audiodev *dev) +static AudioState *audio_init(Audiodev *dev, Error **errp) { static bool atexit_registered; int done = 0; @@ -1760,9 +1758,9 @@ static AudioState *audio_init(Audiodev *dev) drvname = AudiodevDriver_str(dev->driver); driver = audio_driver_lookup(drvname); if (driver) { - done = !audio_driver_init(s, driver, true, dev); + done = !audio_driver_init(s, driver, dev, errp); } else { - dolog ("Unknown audio driver `%s'\n", drvname); + error_setg(errp, "Unknown audio driver `%s'\n", drvname); } if (!done) { goto out; @@ -1771,13 +1769,13 @@ static AudioState *audio_init(Audiodev *dev) for (;;) { AudiodevListEntry *e = QSIMPLEQ_FIRST(&default_audiodevs); if (!e) { - dolog("no default audio driver available\n"); + error_setg(errp, "no default audio driver available"); goto out; } s->dev = dev = e->dev; drvname = AudiodevDriver_str(dev->driver); driver = audio_driver_lookup(drvname); - if (!audio_driver_init(s, driver, false, dev)) { + if (!audio_driver_init(s, driver, dev, NULL)) { break; } QSIMPLEQ_REMOVE_HEAD(&default_audiodevs, next); @@ -1806,7 +1804,7 @@ out: return NULL; } -void AUD_register_card (const char *name, QEMUSoundCard *card) +bool AUD_register_card (const char *name, QEMUSoundCard *card, Error **errp) { if (!card->state) { if (!QTAILQ_EMPTY(&audio_states)) { @@ -1820,13 +1818,18 @@ void AUD_register_card (const char *name, QEMUSoundCard *card) if (QSIMPLEQ_EMPTY(&default_audiodevs)) { audio_create_default_audiodevs(); } - card->state = audio_init(NULL); + card->state = audio_init(NULL, errp); + if (!card->state) { + return false; + } } } card->name = g_strdup (name); memset (&card->entries, 0, sizeof (card->entries)); QLIST_INSERT_HEAD(&card->state->card_head, card, entries); + + return true; } void AUD_remove_card (QEMUSoundCard *card) @@ -2153,17 +2156,13 @@ void audio_define(Audiodev *dev) QSIMPLEQ_INSERT_TAIL(&audiodevs, e, next); } -bool audio_init_audiodevs(void) +void audio_init_audiodevs(void) { AudiodevListEntry *e; QSIMPLEQ_FOREACH(e, &audiodevs, next) { - if (!audio_init(e->dev)) { - return false; - } + audio_init(e->dev, &error_fatal); } - - return true; } audsettings audiodev_to_audsettings(AudiodevPerDirectionOptions *pdo) diff --git a/audio/audio.h b/audio/audio.h index 34df8962a6..80f3f92124 100644 --- a/audio/audio.h +++ b/audio/audio.h @@ -94,7 +94,7 @@ typedef struct QEMUAudioTimeStamp { void AUD_vlog (const char *cap, const char *fmt, va_list ap) G_GNUC_PRINTF(2, 0); void AUD_log (const char *cap, const char *fmt, ...) G_GNUC_PRINTF(2, 3); -void AUD_register_card (const char *name, QEMUSoundCard *card); +bool AUD_register_card (const char *name, QEMUSoundCard *card, Error **errp); void AUD_remove_card (QEMUSoundCard *card); CaptureVoiceOut *AUD_add_capture( AudioState *s, @@ -170,7 +170,7 @@ void audio_sample_from_uint64(void *samples, int pos, void audio_define(Audiodev *audio); void audio_parse_option(const char *opt); -bool audio_init_audiodevs(void); +void audio_init_audiodevs(void); void audio_help(void); AudioState *audio_state_by_name(const char *name, Error **errp); diff --git a/hw/arm/omap2.c b/hw/arm/omap2.c index 41b1f596dc..f170728e7e 100644 --- a/hw/arm/omap2.c +++ b/hw/arm/omap2.c @@ -614,7 +614,7 @@ static struct omap_eac_s *omap_eac_init(struct omap_target_agent_s *ta, s->codec.card.name = g_strdup(current_machine->audiodev); s->codec.card.state = audio_state_by_name(s->codec.card.name, &error_fatal); } - AUD_register_card("OMAP EAC", &s->codec.card); + AUD_register_card("OMAP EAC", &s->codec.card, &error_fatal); memory_region_init_io(&s->iomem, NULL, &omap_eac_ops, s, "omap.eac", omap_l4_region_size(ta, 0)); diff --git a/hw/audio/ac97.c b/hw/audio/ac97.c index c2a5ce062a..6a7a2dc80c 100644 --- a/hw/audio/ac97.c +++ b/hw/audio/ac97.c @@ -1273,6 +1273,10 @@ static void ac97_realize(PCIDevice *dev, Error **errp) AC97LinkState *s = AC97(dev); uint8_t *c = s->dev.config; + if (!AUD_register_card ("ac97", &s->card, errp)) { + return; + } + /* TODO: no need to override */ c[PCI_COMMAND] = 0x00; /* pcicmd pci command rw, ro */ c[PCI_COMMAND + 1] = 0x00; @@ -1306,7 +1310,7 @@ static void ac97_realize(PCIDevice *dev, Error **errp) "ac97-nabm", 256); pci_register_bar(&s->dev, 0, PCI_BASE_ADDRESS_SPACE_IO, &s->io_nam); pci_register_bar(&s->dev, 1, PCI_BASE_ADDRESS_SPACE_IO, &s->io_nabm); - AUD_register_card("ac97", &s->card); + ac97_on_reset(DEVICE(s)); } diff --git a/hw/audio/adlib.c b/hw/audio/adlib.c index 5f979b1487..bd73806d83 100644 --- a/hw/audio/adlib.c +++ b/hw/audio/adlib.c @@ -255,6 +255,10 @@ static void adlib_realizefn (DeviceState *dev, Error **errp) AdlibState *s = ADLIB(dev); struct audsettings as; + if (!AUD_register_card ("adlib", &s->card, errp)) { + return; + } + s->opl = OPLCreate (3579545, s->freq); if (!s->opl) { error_setg (errp, "OPLCreate %d failed", s->freq); @@ -270,8 +274,6 @@ static void adlib_realizefn (DeviceState *dev, Error **errp) as.fmt = AUDIO_FORMAT_S16; as.endianness = AUDIO_HOST_ENDIANNESS; - AUD_register_card ("adlib", &s->card); - s->voice = AUD_open_out ( &s->card, s->voice, diff --git a/hw/audio/cs4231a.c b/hw/audio/cs4231a.c index 5c6d643732..3aa105748d 100644 --- a/hw/audio/cs4231a.c +++ b/hw/audio/cs4231a.c @@ -678,13 +678,15 @@ static void cs4231a_realizefn (DeviceState *dev, Error **errp) return; } + if (!AUD_register_card ("cs4231a", &s->card, errp)) { + return; + } + s->pic = isa_bus_get_irq(bus, s->irq); k = ISADMA_GET_CLASS(s->isa_dma); k->register_channel(s->isa_dma, s->dma, cs_dma_read, s); isa_register_ioport (d, &s->ioports, s->port); - - AUD_register_card ("cs4231a", &s->card); } static Property cs4231a_properties[] = { diff --git a/hw/audio/es1370.c b/hw/audio/es1370.c index 4f738a0ad8..90f73d4c23 100644 --- a/hw/audio/es1370.c +++ b/hw/audio/es1370.c @@ -853,6 +853,10 @@ static void es1370_realize(PCIDevice *dev, Error **errp) ES1370State *s = ES1370(dev); uint8_t *c = s->dev.config; + if (!AUD_register_card ("es1370", &s->card, errp)) { + return; + } + c[PCI_STATUS + 1] = PCI_STATUS_DEVSEL_SLOW >> 8; #if 0 @@ -868,7 +872,6 @@ static void es1370_realize(PCIDevice *dev, Error **errp) memory_region_init_io (&s->io, OBJECT(s), &es1370_io_ops, s, "es1370", 256); pci_register_bar (&s->dev, 0, PCI_BASE_ADDRESS_SPACE_IO, &s->io); - AUD_register_card ("es1370", &s->card); es1370_reset (s); } diff --git a/hw/audio/gus.c b/hw/audio/gus.c index 787345ce54..6c2b586ca7 100644 --- a/hw/audio/gus.c +++ b/hw/audio/gus.c @@ -241,14 +241,16 @@ static void gus_realizefn (DeviceState *dev, Error **errp) IsaDmaClass *k; struct audsettings as; + if (!AUD_register_card ("gus", &s->card, errp)) { + return; + } + s->isa_dma = isa_bus_get_dma(bus, s->emu.gusdma); if (!s->isa_dma) { error_setg(errp, "ISA controller does not support DMA"); return; } - AUD_register_card ("gus", &s->card); - as.freq = s->freq; as.nchannels = 2; as.fmt = AUDIO_FORMAT_S16; diff --git a/hw/audio/hda-codec.c b/hw/audio/hda-codec.c index a26048cf15..b9ad1f4c39 100644 --- a/hw/audio/hda-codec.c +++ b/hw/audio/hda-codec.c @@ -685,11 +685,14 @@ static void hda_audio_init(HDACodecDevice *hda, const desc_param *param; uint32_t i, type; + if (!AUD_register_card("hda", &a->card, errp)) { + return; + } + a->desc = desc; a->name = object_get_typename(OBJECT(a)); dprint(a, 1, "%s: cad %d\n", __func__, a->hda.cad); - AUD_register_card("hda", &a->card); for (i = 0; i < a->desc->nnodes; i++) { node = a->desc->nodes + i; param = hda_codec_find_param(node, AC_PAR_AUDIO_WIDGET_CAP); diff --git a/hw/audio/lm4549.c b/hw/audio/lm4549.c index 418041bc9c..e7bfcc4b9f 100644 --- a/hw/audio/lm4549.c +++ b/hw/audio/lm4549.c @@ -281,6 +281,11 @@ void lm4549_init(lm4549_state *s, lm4549_callback data_req_cb, void* opaque, { struct audsettings as; + /* Register an audio card */ + if (!AUD_register_card("lm4549", &s->card, errp)) { + return; + } + /* Store the callback and opaque pointer */ s->data_req_cb = data_req_cb; s->opaque = opaque; @@ -288,9 +293,6 @@ void lm4549_init(lm4549_state *s, lm4549_callback data_req_cb, void* opaque, /* Init the registers */ lm4549_reset(s); - /* Register an audio card */ - AUD_register_card("lm4549", &s->card); - /* Open a default voice */ as.freq = 48000; as.nchannels = 2; diff --git a/hw/audio/pcspk.c b/hw/audio/pcspk.c index daf92a4ce1..fe7f07ced2 100644 --- a/hw/audio/pcspk.c +++ b/hw/audio/pcspk.c @@ -123,8 +123,6 @@ static int pcspk_audio_init(PCSpkState *s) return 0; } - AUD_register_card(s_spk, &s->card); - s->voice = AUD_open_out(&s->card, s->voice, s_spk, s, pcspk_callback, &as); if (!s->voice) { AUD_log(s_spk, "Could not open voice\n"); @@ -191,7 +189,7 @@ static void pcspk_realizefn(DeviceState *dev, Error **errp) isa_register_ioport(isadev, &s->ioport, s->iobase); - if (s->card.state) { + if (s->card.state && AUD_register_card(s_spk, &s->card, errp)) { pcspk_audio_init(s); } diff --git a/hw/audio/sb16.c b/hw/audio/sb16.c index 535ccccdc9..18f6d252db 100644 --- a/hw/audio/sb16.c +++ b/hw/audio/sb16.c @@ -1402,6 +1402,10 @@ static void sb16_realizefn (DeviceState *dev, Error **errp) SB16State *s = SB16 (dev); IsaDmaClass *k; + if (!AUD_register_card ("sb16", &s->card, errp)) { + return; + } + s->isa_hdma = isa_bus_get_dma(bus, s->hdma); s->isa_dma = isa_bus_get_dma(bus, s->dma); if (!s->isa_dma || !s->isa_hdma) { @@ -1434,8 +1438,6 @@ static void sb16_realizefn (DeviceState *dev, Error **errp) k->register_channel(s->isa_dma, s->dma, SB_read_DMA, s); s->can_write = 1; - - AUD_register_card ("sb16", &s->card); } static Property sb16_properties[] = { diff --git a/hw/audio/via-ac97.c b/hw/audio/via-ac97.c index 676254b7a4..30095a4c7a 100644 --- a/hw/audio/via-ac97.c +++ b/hw/audio/via-ac97.c @@ -426,6 +426,10 @@ static void via_ac97_realize(PCIDevice *pci_dev, Error **errp) ViaAC97State *s = VIA_AC97(pci_dev); Object *o = OBJECT(s); + if (!AUD_register_card ("via-ac97", &s->card, errp)) { + return; + } + /* * Command register Bus Master bit is documented to be fixed at 0 but it's * needed for PCI DMA to work in QEMU. The pegasos2 firmware writes 0 here @@ -445,8 +449,6 @@ static void via_ac97_realize(PCIDevice *pci_dev, Error **errp) pci_register_bar(pci_dev, 1, PCI_BASE_ADDRESS_SPACE_IO, &s->fm); memory_region_init_io(&s->midi, o, &midi_ops, s, "via-ac97.midi", 4); pci_register_bar(pci_dev, 2, PCI_BASE_ADDRESS_SPACE_IO, &s->midi); - - AUD_register_card ("via-ac97", &s->card); } static void via_ac97_exit(PCIDevice *dev) diff --git a/hw/audio/wm8750.c b/hw/audio/wm8750.c index b5722b37c3..57954a6314 100644 --- a/hw/audio/wm8750.c +++ b/hw/audio/wm8750.c @@ -624,7 +624,10 @@ static void wm8750_realize(DeviceState *dev, Error **errp) { WM8750State *s = WM8750(dev); - AUD_register_card(CODEC, &s->card); + if (!AUD_register_card(CODEC, &s->card, errp)) { + return; + } + wm8750_reset(I2C_SLAVE(s)); } diff --git a/hw/display/xlnx_dp.c b/hw/display/xlnx_dp.c index 341e91e886..eee8f33a58 100644 --- a/hw/display/xlnx_dp.c +++ b/hw/display/xlnx_dp.c @@ -1302,6 +1302,10 @@ static void xlnx_dp_realize(DeviceState *dev, Error **errp) DisplaySurface *surface; struct audsettings as; + if (!AUD_register_card("xlnx_dp.audio", &s->aud_card, errp)) { + return; + } + aux_bus_realize(s->aux_bus); qdev_realize(DEVICE(s->dpcd), BUS(s->aux_bus), &error_fatal); @@ -1320,8 +1324,6 @@ static void xlnx_dp_realize(DeviceState *dev, Error **errp) as.fmt = AUDIO_FORMAT_S16; as.endianness = 0; - AUD_register_card("xlnx_dp.audio", &s->aud_card); - s->amixer_output_stream = AUD_open_out(&s->aud_card, s->amixer_output_stream, "xlnx_dp.audio.out", diff --git a/hw/input/tsc210x.c b/hw/input/tsc210x.c index e7960a5069..950506fb38 100644 --- a/hw/input/tsc210x.c +++ b/hw/input/tsc210x.c @@ -1102,7 +1102,7 @@ static void tsc210x_init(TSC210xState *s, s->card.name = g_strdup(current_machine->audiodev); s->card.state = audio_state_by_name(s->card.name, &error_fatal); } - AUD_register_card(s->name, &s->card); + AUD_register_card(s->name, &s->card, &error_fatal); qemu_register_reset((void *) tsc210x_reset, s); vmstate_register(NULL, 0, vmsd, s); diff --git a/hw/usb/dev-audio.c b/hw/usb/dev-audio.c index 8748c1ba04..d5ac1f8962 100644 --- a/hw/usb/dev-audio.c +++ b/hw/usb/dev-audio.c @@ -944,12 +944,15 @@ static void usb_audio_realize(USBDevice *dev, Error **errp) USBAudioState *s = USB_AUDIO(dev); int i; + if (!AUD_register_card(TYPE_USB_AUDIO, &s->card, errp)) { + return; + } + dev->usb_desc = s->multi ? &desc_audio_multi : &desc_audio; usb_desc_create_serial(dev); usb_desc_init(dev); s->dev.opaque = s; - AUD_register_card(TYPE_USB_AUDIO, &s->card); s->out.altset = ALTSET_OFF; s->out.vol.mute = false; diff --git a/softmmu/vl.c b/softmmu/vl.c index cafb1a9842..98e071e63b 100644 --- a/softmmu/vl.c +++ b/softmmu/vl.c @@ -1962,9 +1962,7 @@ static void qemu_create_early_backends(void) * setting machine properties, so they can be referred to. */ configure_blockdev(&bdo_queue, machine_class, snapshot); - if (!audio_init_audiodevs()) { - exit(1); - } + audio_init_audiodevs(); } -- 2.11.0