diff options
Diffstat (limited to 'sound/soc/sh/rcar/core.c')
-rw-r--r-- | sound/soc/sh/rcar/core.c | 109 |
1 files changed, 43 insertions, 66 deletions
diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c index 3f2ced2..1071332 100644 --- a/sound/soc/sh/rcar/core.c +++ b/sound/soc/sh/rcar/core.c @@ -726,7 +726,6 @@ static int rsnd_soc_set_dai_tdm_slot(struct snd_soc_dai *dai, case 2: case 6: case 8: - case 16: /* TDM Extend Mode */ rsnd_rdai_channels_set(rdai, slots); rsnd_rdai_ssi_lane_set(rdai, 1); @@ -740,7 +739,7 @@ static int rsnd_soc_set_dai_tdm_slot(struct snd_soc_dai *dai, } static unsigned int rsnd_soc_hw_channels_list[] = { - 2, 6, 8, 16, + 2, 6, 8, }; static unsigned int rsnd_soc_hw_rate_list[] = { @@ -844,12 +843,28 @@ static int rsnd_soc_hw_rule_channels(struct snd_pcm_hw_params *params, ir, &ic); } -static void rsnd_soc_hw_constraint(struct snd_pcm_runtime *runtime, - struct snd_soc_dai *dai) +static const struct snd_pcm_hardware rsnd_pcm_hardware = { + .info = SNDRV_PCM_INFO_INTERLEAVED | + SNDRV_PCM_INFO_MMAP | + SNDRV_PCM_INFO_MMAP_VALID, + .buffer_bytes_max = 64 * 1024, + .period_bytes_min = 32, + .period_bytes_max = 8192, + .periods_min = 1, + .periods_max = 32, + .fifo_size = 256, +}; + +static int rsnd_soc_dai_startup(struct snd_pcm_substream *substream, + struct snd_soc_dai *dai) { struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); + struct rsnd_priv *priv = rsnd_rdai_to_priv(rdai); + struct rsnd_dai_stream *io = rsnd_rdai_to_io(rdai, substream); struct snd_pcm_hw_constraint_list *constraint = &rdai->constraint; + struct snd_pcm_runtime *runtime = substream->runtime; unsigned int max_channels = rsnd_rdai_channels_get(rdai); + int ret; int i; /* @@ -866,34 +881,26 @@ static void rsnd_soc_hw_constraint(struct snd_pcm_runtime *runtime, constraint->count = i + 1; } + snd_soc_set_runtime_hwparams(substream, &rsnd_pcm_hardware); + snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, constraint); + snd_pcm_hw_constraint_integer(runtime, + SNDRV_PCM_HW_PARAM_PERIODS); + /* * Sampling Rate / Channel Limitation * It depends on Clock Master Mode */ - if (!rsnd_rdai_is_clk_master(rdai)) - return; - - snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, - rsnd_soc_hw_rule_rate, dai, - SNDRV_PCM_HW_PARAM_CHANNELS, -1); - snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, - rsnd_soc_hw_rule_channels, dai, - SNDRV_PCM_HW_PARAM_RATE, -1); -} - -static int rsnd_soc_dai_startup(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); - struct rsnd_priv *priv = rsnd_rdai_to_priv(rdai); - struct rsnd_dai_stream *io = rsnd_rdai_to_io(rdai, substream); - int ret; - - /* rsnd_io_to_runtime() is not yet enabled here */ - rsnd_soc_hw_constraint(substream->runtime, dai); + if (rsnd_rdai_is_clk_master(rdai)) { + snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, + rsnd_soc_hw_rule_rate, dai, + SNDRV_PCM_HW_PARAM_CHANNELS, -1); + snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, + rsnd_soc_hw_rule_channels, dai, + SNDRV_PCM_HW_PARAM_RATE, -1); + } /* * call rsnd_dai_call without spinlock @@ -1017,7 +1024,7 @@ static void __rsnd_dai_probe(struct rsnd_priv *priv, drv->playback.rates = RSND_RATES; drv->playback.formats = RSND_FMTS; drv->playback.channels_min = 2; - drv->playback.channels_max = 16; + drv->playback.channels_max = 8; drv->playback.stream_name = rdai->playback.name; snprintf(rdai->capture.name, RSND_DAI_NAME_SIZE, @@ -1025,7 +1032,7 @@ static void __rsnd_dai_probe(struct rsnd_priv *priv, drv->capture.rates = RSND_RATES; drv->capture.formats = RSND_FMTS; drv->capture.channels_min = 2; - drv->capture.channels_max = 16; + drv->capture.channels_max = 8; drv->capture.stream_name = rdai->capture.name; rdai->playback.rdai = rdai; @@ -1105,31 +1112,6 @@ static int rsnd_dai_probe(struct rsnd_priv *priv) /* * pcm ops */ -static struct snd_pcm_hardware rsnd_pcm_hardware = { - .info = SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_MMAP | - SNDRV_PCM_INFO_MMAP_VALID, - .buffer_bytes_max = 64 * 1024, - .period_bytes_min = 32, - .period_bytes_max = 8192, - .periods_min = 1, - .periods_max = 32, - .fifo_size = 256, -}; - -static int rsnd_pcm_open(struct snd_pcm_substream *substream) -{ - struct snd_pcm_runtime *runtime = substream->runtime; - int ret = 0; - - snd_soc_set_runtime_hwparams(substream, &rsnd_pcm_hardware); - - ret = snd_pcm_hw_constraint_integer(runtime, - SNDRV_PCM_HW_PARAM_PERIODS); - - return ret; -} - static int rsnd_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *hw_params) { @@ -1158,8 +1140,7 @@ static snd_pcm_uframes_t rsnd_pointer(struct snd_pcm_substream *substream) return pointer; } -static struct snd_pcm_ops rsnd_pcm_ops = { - .open = rsnd_pcm_open, +static const struct snd_pcm_ops rsnd_pcm_ops = { .ioctl = snd_pcm_lib_ioctl, .hw_params = rsnd_hw_params, .hw_free = snd_pcm_lib_free_pages, @@ -1169,11 +1150,10 @@ static struct snd_pcm_ops rsnd_pcm_ops = { /* * snd_kcontrol */ -#define kcontrol_to_cfg(kctrl) ((struct rsnd_kctrl_cfg *)kctrl->private_value) static int rsnd_kctrl_info(struct snd_kcontrol *kctrl, struct snd_ctl_elem_info *uinfo) { - struct rsnd_kctrl_cfg *cfg = kcontrol_to_cfg(kctrl); + struct rsnd_kctrl_cfg *cfg = snd_kcontrol_chip(kctrl); if (cfg->texts) { uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; @@ -1199,7 +1179,7 @@ static int rsnd_kctrl_info(struct snd_kcontrol *kctrl, static int rsnd_kctrl_get(struct snd_kcontrol *kctrl, struct snd_ctl_elem_value *uc) { - struct rsnd_kctrl_cfg *cfg = kcontrol_to_cfg(kctrl); + struct rsnd_kctrl_cfg *cfg = snd_kcontrol_chip(kctrl); int i; for (i = 0; i < cfg->size; i++) @@ -1214,8 +1194,7 @@ static int rsnd_kctrl_get(struct snd_kcontrol *kctrl, static int rsnd_kctrl_put(struct snd_kcontrol *kctrl, struct snd_ctl_elem_value *uc) { - struct rsnd_mod *mod = snd_kcontrol_chip(kctrl); - struct rsnd_kctrl_cfg *cfg = kcontrol_to_cfg(kctrl); + struct rsnd_kctrl_cfg *cfg = snd_kcontrol_chip(kctrl); int i, change = 0; if (!cfg->accept(cfg->io)) @@ -1232,7 +1211,7 @@ static int rsnd_kctrl_put(struct snd_kcontrol *kctrl, } if (change && cfg->update) - cfg->update(cfg->io, mod); + cfg->update(cfg->io, cfg->mod); return change; } @@ -1284,14 +1263,13 @@ int rsnd_kctrl_new(struct rsnd_mod *mod, .index = rtd->num, .get = rsnd_kctrl_get, .put = rsnd_kctrl_put, - .private_value = (unsigned long)cfg, }; int ret; if (size > RSND_MAX_CHANNELS) return -EINVAL; - kctrl = snd_ctl_new1(&knew, mod); + kctrl = snd_ctl_new1(&knew, cfg); if (!kctrl) return -ENOMEM; @@ -1307,6 +1285,7 @@ int rsnd_kctrl_new(struct rsnd_mod *mod, cfg->card = card; cfg->kctrl = kctrl; cfg->io = io; + cfg->mod = mod; return 0; } @@ -1339,7 +1318,7 @@ static int rsnd_pcm_new(struct snd_soc_pcm_runtime *rtd) PREALLOC_BUFFER, PREALLOC_BUFFER_MAX); } -static struct snd_soc_platform_driver rsnd_soc_platform = { +static const struct snd_soc_platform_driver rsnd_soc_platform = { .ops = &rsnd_pcm_ops, .pcm_new = rsnd_pcm_new, }; @@ -1422,10 +1401,8 @@ static int rsnd_probe(struct platform_device *pdev) * init priv data */ priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); - if (!priv) { - dev_err(dev, "priv allocate failed\n"); + if (!priv) return -ENODEV; - } priv->pdev = pdev; priv->flags = (unsigned long)of_device_get_match_data(dev); |