diff --git a/include/sound/soc-dai.h b/include/sound/soc-dai.h index c0e04688c6ed..a3738be45563 100644 --- a/include/sound/soc-dai.h +++ b/include/sound/soc-dai.h @@ -206,7 +206,6 @@ struct snd_soc_dai_driver { /* DAI description */ const char *name; unsigned int id; - int ac97_control; unsigned int base; /* DAI driver callbacks */ @@ -216,6 +215,8 @@ struct snd_soc_dai_driver { int (*resume)(struct snd_soc_dai *dai); /* compress dai */ bool compress_dai; + /* DAI is also used for the control bus */ + bool bus_control; /* ops */ const struct snd_soc_dai_ops *ops; diff --git a/sound/soc/au1x/ac97c.c b/sound/soc/au1x/ac97c.c index c8a2de103c5f..5159a50a45a6 100644 --- a/sound/soc/au1x/ac97c.c +++ b/sound/soc/au1x/ac97c.c @@ -205,7 +205,7 @@ static int au1xac97c_dai_probe(struct snd_soc_dai *dai) static struct snd_soc_dai_driver au1xac97c_dai_driver = { .name = "alchemy-ac97c", - .ac97_control = 1, + .bus_control = true, .probe = au1xac97c_dai_probe, .playback = { .rates = AC97_RATES, diff --git a/sound/soc/au1x/psc-ac97.c b/sound/soc/au1x/psc-ac97.c index 84f31e1f9d24..c6daec98ff89 100644 --- a/sound/soc/au1x/psc-ac97.c +++ b/sound/soc/au1x/psc-ac97.c @@ -343,7 +343,7 @@ static const struct snd_soc_dai_ops au1xpsc_ac97_dai_ops = { }; static const struct snd_soc_dai_driver au1xpsc_ac97_dai_template = { - .ac97_control = 1, + .bus_control = true, .probe = au1xpsc_ac97_probe, .playback = { .rates = AC97_RATES, diff --git a/sound/soc/blackfin/bf5xx-ac97.c b/sound/soc/blackfin/bf5xx-ac97.c index e82eb373a731..6bf21a6c02e4 100644 --- a/sound/soc/blackfin/bf5xx-ac97.c +++ b/sound/soc/blackfin/bf5xx-ac97.c @@ -260,7 +260,7 @@ static int bf5xx_ac97_resume(struct snd_soc_dai *dai) #endif static struct snd_soc_dai_driver bfin_ac97_dai = { - .ac97_control = 1, + .bus_control = true, .suspend = bf5xx_ac97_suspend, .resume = bf5xx_ac97_resume, .playback = { diff --git a/sound/soc/cirrus/ep93xx-ac97.c b/sound/soc/cirrus/ep93xx-ac97.c index f30dadf85b99..6b8a366b0211 100644 --- a/sound/soc/cirrus/ep93xx-ac97.c +++ b/sound/soc/cirrus/ep93xx-ac97.c @@ -338,7 +338,7 @@ static const struct snd_soc_dai_ops ep93xx_ac97_dai_ops = { static struct snd_soc_dai_driver ep93xx_ac97_dai = { .name = "ep93xx-ac97", .id = 0, - .ac97_control = 1, + .bus_control = true, .probe = ep93xx_ac97_dai_probe, .playback = { .stream_name = "AC97 Playback", diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c index e6955170dc42..7fd3cbcd74c0 100644 --- a/sound/soc/fsl/fsl_ssi.c +++ b/sound/soc/fsl/fsl_ssi.c @@ -1099,7 +1099,7 @@ static const struct snd_soc_component_driver fsl_ssi_component = { }; static struct snd_soc_dai_driver fsl_ssi_ac97_dai = { - .ac97_control = 1, + .bus_control = true, .playback = { .stream_name = "AC97 Playback", .channels_min = 2, diff --git a/sound/soc/fsl/imx-ssi.c b/sound/soc/fsl/imx-ssi.c index ab2fdd76b693..60b0a5b1f1f1 100644 --- a/sound/soc/fsl/imx-ssi.c +++ b/sound/soc/fsl/imx-ssi.c @@ -382,7 +382,7 @@ static struct snd_soc_dai_driver imx_ssi_dai = { static struct snd_soc_dai_driver imx_ac97_dai = { .probe = imx_ssi_dai_probe, - .ac97_control = 1, + .bus_control = true, .playback = { .stream_name = "AC97 Playback", .channels_min = 2, diff --git a/sound/soc/fsl/mpc5200_psc_ac97.c b/sound/soc/fsl/mpc5200_psc_ac97.c index 640801a60c12..c6ed6ba965a9 100644 --- a/sound/soc/fsl/mpc5200_psc_ac97.c +++ b/sound/soc/fsl/mpc5200_psc_ac97.c @@ -237,7 +237,7 @@ static const struct snd_soc_dai_ops psc_ac97_digital_ops = { static struct snd_soc_dai_driver psc_ac97_dai[] = { { .name = "mpc5200-psc-ac97.0", - .ac97_control = 1, + .bus_control = true, .probe = psc_ac97_probe, .playback = { .stream_name = "AC97 Playback", @@ -257,7 +257,7 @@ static struct snd_soc_dai_driver psc_ac97_dai[] = { }, { .name = "mpc5200-psc-ac97.1", - .ac97_control = 1, + .bus_control = true, .playback = { .stream_name = "AC97 SPDIF", .channels_min = 1, diff --git a/sound/soc/nuc900/nuc900-ac97.c b/sound/soc/nuc900/nuc900-ac97.c index f2f67942b229..dff443e4b657 100644 --- a/sound/soc/nuc900/nuc900-ac97.c +++ b/sound/soc/nuc900/nuc900-ac97.c @@ -298,7 +298,7 @@ static const struct snd_soc_dai_ops nuc900_ac97_dai_ops = { static struct snd_soc_dai_driver nuc900_ac97_dai = { .probe = nuc900_ac97_probe, .remove = nuc900_ac97_remove, - .ac97_control = 1, + .bus_control = true, .playback = { .rates = SNDRV_PCM_RATE_8000_48000, .formats = SNDRV_PCM_FMTBIT_S16_LE, diff --git a/sound/soc/pxa/pxa2xx-ac97.c b/sound/soc/pxa/pxa2xx-ac97.c index ae956e3f4b9d..73ca2820c08c 100644 --- a/sound/soc/pxa/pxa2xx-ac97.c +++ b/sound/soc/pxa/pxa2xx-ac97.c @@ -157,7 +157,7 @@ static const struct snd_soc_dai_ops pxa_ac97_mic_dai_ops = { static struct snd_soc_dai_driver pxa_ac97_dai_driver[] = { { .name = "pxa2xx-ac97", - .ac97_control = 1, + .bus_control = true, .playback = { .stream_name = "AC97 Playback", .channels_min = 2, @@ -174,7 +174,7 @@ static struct snd_soc_dai_driver pxa_ac97_dai_driver[] = { }, { .name = "pxa2xx-ac97-aux", - .ac97_control = 1, + .bus_control = true, .playback = { .stream_name = "AC97 Aux Playback", .channels_min = 1, @@ -191,7 +191,7 @@ static struct snd_soc_dai_driver pxa_ac97_dai_driver[] = { }, { .name = "pxa2xx-ac97-mic", - .ac97_control = 1, + .bus_control = true, .capture = { .stream_name = "AC97 Mic Capture", .channels_min = 1, diff --git a/sound/soc/samsung/ac97.c b/sound/soc/samsung/ac97.c index e1615113fd84..7952a625669d 100644 --- a/sound/soc/samsung/ac97.c +++ b/sound/soc/samsung/ac97.c @@ -288,7 +288,7 @@ static int s3c_ac97_mic_dai_probe(struct snd_soc_dai *dai) static struct snd_soc_dai_driver s3c_ac97_dai[] = { [S3C_AC97_DAI_PCM] = { .name = "samsung-ac97", - .ac97_control = 1, + .bus_control = true, .playback = { .stream_name = "AC97 Playback", .channels_min = 2, @@ -306,7 +306,7 @@ static struct snd_soc_dai_driver s3c_ac97_dai[] = { }, [S3C_AC97_DAI_MIC] = { .name = "samsung-ac97-mic", - .ac97_control = 1, + .bus_control = true, .capture = { .stream_name = "AC97 Mic Capture", .channels_min = 1, diff --git a/sound/soc/sh/hac.c b/sound/soc/sh/hac.c index 0af2e4dfd139..d5f567e085ff 100644 --- a/sound/soc/sh/hac.c +++ b/sound/soc/sh/hac.c @@ -272,7 +272,7 @@ static const struct snd_soc_dai_ops hac_dai_ops = { static struct snd_soc_dai_driver sh4_hac_dai[] = { { .name = "hac-dai.0", - .ac97_control = 1, + .bus_control = true, .playback = { .rates = AC97_RATES, .formats = AC97_FMTS, diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index fba6e28e18d3..f5bebca84b71 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -550,7 +550,7 @@ int snd_soc_suspend(struct device *dev) if (card->rtd[i].dai_link->ignore_suspend) continue; - if (cpu_dai->driver->suspend && !cpu_dai->driver->ac97_control) + if (cpu_dai->driver->suspend && !cpu_dai->driver->bus_control) cpu_dai->driver->suspend(cpu_dai); if (platform->driver->suspend && !platform->suspended) { platform->driver->suspend(cpu_dai); @@ -629,7 +629,7 @@ int snd_soc_suspend(struct device *dev) if (card->rtd[i].dai_link->ignore_suspend) continue; - if (cpu_dai->driver->suspend && cpu_dai->driver->ac97_control) + if (cpu_dai->driver->suspend && cpu_dai->driver->bus_control) cpu_dai->driver->suspend(cpu_dai); /* deactivate pins to sleep state */ @@ -665,14 +665,14 @@ static void soc_resume_deferred(struct work_struct *work) if (card->resume_pre) card->resume_pre(card); - /* resume AC97 DAIs */ + /* resume control bus DAIs */ for (i = 0; i < card->num_rtd; i++) { struct snd_soc_dai *cpu_dai = card->rtd[i].cpu_dai; if (card->rtd[i].dai_link->ignore_suspend) continue; - if (cpu_dai->driver->resume && cpu_dai->driver->ac97_control) + if (cpu_dai->driver->resume && cpu_dai->driver->bus_control) cpu_dai->driver->resume(cpu_dai); } @@ -733,7 +733,7 @@ static void soc_resume_deferred(struct work_struct *work) if (card->rtd[i].dai_link->ignore_suspend) continue; - if (cpu_dai->driver->resume && !cpu_dai->driver->ac97_control) + if (cpu_dai->driver->resume && !cpu_dai->driver->bus_control) cpu_dai->driver->resume(cpu_dai); if (platform->driver->resume && platform->suspended) { platform->driver->resume(cpu_dai); @@ -758,7 +758,8 @@ static void soc_resume_deferred(struct work_struct *work) int snd_soc_resume(struct device *dev) { struct snd_soc_card *card = dev_get_drvdata(dev); - int i, ac97_control = 0; + bool bus_control = false; + int i; /* If the card is not initialized yet there is nothing to do */ if (!card->instantiated) @@ -781,17 +782,18 @@ int snd_soc_resume(struct device *dev) } } - /* AC97 devices might have other drivers hanging off them so - * need to resume immediately. Other drivers don't have that - * problem and may take a substantial amount of time to resume + /* + * DAIs that also act as the control bus master might have other drivers + * hanging off them so need to resume immediately. Other drivers don't + * have that problem and may take a substantial amount of time to resume * due to I/O costs and anti-pop so handle them out of line. */ for (i = 0; i < card->num_rtd; i++) { struct snd_soc_dai *cpu_dai = card->rtd[i].cpu_dai; - ac97_control |= cpu_dai->driver->ac97_control; + bus_control |= cpu_dai->driver->bus_control; } - if (ac97_control) { - dev_dbg(dev, "ASoC: Resuming AC97 immediately\n"); + if (bus_control) { + dev_dbg(dev, "ASoC: Resuming control bus master immediately\n"); soc_resume_deferred(&card->deferred_resume_work); } else { dev_dbg(dev, "ASoC: Scheduling resume work\n"); diff --git a/sound/soc/tegra/tegra20_ac97.c b/sound/soc/tegra/tegra20_ac97.c index 3b0fa12dbff7..29a9957d335a 100644 --- a/sound/soc/tegra/tegra20_ac97.c +++ b/sound/soc/tegra/tegra20_ac97.c @@ -228,7 +228,7 @@ static int tegra20_ac97_probe(struct snd_soc_dai *dai) static struct snd_soc_dai_driver tegra20_ac97_dai = { .name = "tegra-ac97-pcm", - .ac97_control = 1, + .bus_control = true, .probe = tegra20_ac97_probe, .playback = { .stream_name = "PCM Playback", diff --git a/sound/soc/txx9/txx9aclc-ac97.c b/sound/soc/txx9/txx9aclc-ac97.c index 9edd68db9f48..f7135cdaa2ca 100644 --- a/sound/soc/txx9/txx9aclc-ac97.c +++ b/sound/soc/txx9/txx9aclc-ac97.c @@ -152,7 +152,7 @@ static int txx9aclc_ac97_remove(struct snd_soc_dai *dai) } static struct snd_soc_dai_driver txx9aclc_ac97_dai = { - .ac97_control = 1, + .bus_control = true, .probe = txx9aclc_ac97_probe, .remove = txx9aclc_ac97_remove, .playback = {