diff options
Diffstat (limited to 'sound/soc/soc-component.c')
-rw-r--r-- | sound/soc/soc-component.c | 162 |
1 files changed, 116 insertions, 46 deletions
diff --git a/sound/soc/soc-component.c b/sound/soc/soc-component.c index 5bf2e71d3d83..6d29c2de3b24 100644 --- a/sound/soc/soc-component.c +++ b/sound/soc/soc-component.c @@ -8,6 +8,28 @@ #include <linux/module.h> #include <sound/soc.h> +#define soc_component_ret(dai, ret) _soc_component_ret(dai, __func__, ret) +static inline int _soc_component_ret(struct snd_soc_component *component, + const char *func, int ret) +{ + /* Positive/Zero values are not errors */ + if (ret >= 0) + return ret; + + /* Negative values might be errors */ + switch (ret) { + case -EPROBE_DEFER: + case -ENOTSUPP: + break; + default: + dev_err(component->dev, + "ASoC: error at %s on %s: %d\n", + func, component->name, ret); + } + + return ret; +} + int snd_soc_component_initialize(struct snd_soc_component *component, const struct snd_soc_component_driver *driver, struct device *dev, const char *name) @@ -38,11 +60,13 @@ int snd_soc_component_set_sysclk(struct snd_soc_component *component, int clk_id, int source, unsigned int freq, int dir) { + int ret = -ENOTSUPP; + if (component->driver->set_sysclk) - return component->driver->set_sysclk(component, clk_id, source, + ret = component->driver->set_sysclk(component, clk_id, source, freq, dir); - return -ENOTSUPP; + return soc_component_ret(component, ret); } EXPORT_SYMBOL_GPL(snd_soc_component_set_sysclk); @@ -60,11 +84,13 @@ int snd_soc_component_set_pll(struct snd_soc_component *component, int pll_id, int source, unsigned int freq_in, unsigned int freq_out) { + int ret = -EINVAL; + if (component->driver->set_pll) - return component->driver->set_pll(component, pll_id, source, + ret = component->driver->set_pll(component, pll_id, source, freq_in, freq_out); - return -EINVAL; + return soc_component_ret(component, ret); } EXPORT_SYMBOL_GPL(snd_soc_component_set_pll); @@ -78,19 +104,23 @@ void snd_soc_component_seq_notifier(struct snd_soc_component *component, int snd_soc_component_stream_event(struct snd_soc_component *component, int event) { + int ret = 0; + if (component->driver->stream_event) - return component->driver->stream_event(component, event); + ret = component->driver->stream_event(component, event); - return 0; + return soc_component_ret(component, ret); } int snd_soc_component_set_bias_level(struct snd_soc_component *component, enum snd_soc_bias_level level) { + int ret = 0; + if (component->driver->set_bias_level) - return component->driver->set_bias_level(component, level); + ret = component->driver->set_bias_level(component, level); - return 0; + return soc_component_ret(component, ret); } static int soc_component_pin(struct snd_soc_component *component, @@ -103,17 +133,21 @@ static int soc_component_pin(struct snd_soc_component *component, char *full_name; int ret; - if (!component->name_prefix) - return pin_func(dapm, pin); + if (!component->name_prefix) { + ret = pin_func(dapm, pin); + goto end; + } full_name = kasprintf(GFP_KERNEL, "%s %s", component->name_prefix, pin); - if (!full_name) - return -ENOMEM; + if (!full_name) { + ret = -ENOMEM; + goto end; + } ret = pin_func(dapm, full_name); kfree(full_name); - - return ret; +end: + return soc_component_ret(component, ret); } int snd_soc_component_enable_pin(struct snd_soc_component *component, @@ -191,21 +225,25 @@ EXPORT_SYMBOL_GPL(snd_soc_component_force_enable_pin_unlocked); int snd_soc_component_set_jack(struct snd_soc_component *component, struct snd_soc_jack *jack, void *data) { + int ret = -ENOTSUPP; + if (component->driver->set_jack) - return component->driver->set_jack(component, jack, data); + ret = component->driver->set_jack(component, jack, data); - return -ENOTSUPP; + return soc_component_ret(component, ret); } EXPORT_SYMBOL_GPL(snd_soc_component_set_jack); int snd_soc_component_module_get(struct snd_soc_component *component, int upon_open) { + int ret = 0; + if (component->driver->module_get_upon_open == !!upon_open && !try_module_get(component->dev->driver->owner)) - return -ENODEV; + ret = -ENODEV; - return 0; + return soc_component_ret(component, ret); } void snd_soc_component_module_put(struct snd_soc_component *component, @@ -218,52 +256,70 @@ void snd_soc_component_module_put(struct snd_soc_component *component, int snd_soc_component_open(struct snd_soc_component *component, struct snd_pcm_substream *substream) { + int ret = 0; + if (component->driver->open) - return component->driver->open(component, substream); - return 0; + ret = component->driver->open(component, substream); + + return soc_component_ret(component, ret); } int snd_soc_component_close(struct snd_soc_component *component, struct snd_pcm_substream *substream) { + int ret = 0; + if (component->driver->close) - return component->driver->close(component, substream); - return 0; + ret = component->driver->close(component, substream); + + return soc_component_ret(component, ret); } int snd_soc_component_prepare(struct snd_soc_component *component, struct snd_pcm_substream *substream) { + int ret = 0; + if (component->driver->prepare) - return component->driver->prepare(component, substream); - return 0; + ret = component->driver->prepare(component, substream); + + return soc_component_ret(component, ret); } int snd_soc_component_hw_params(struct snd_soc_component *component, struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { + int ret = 0; + if (component->driver->hw_params) - return component->driver->hw_params(component, - substream, params); - return 0; + ret = component->driver->hw_params(component, + substream, params); + + return soc_component_ret(component, ret); } int snd_soc_component_hw_free(struct snd_soc_component *component, struct snd_pcm_substream *substream) { + int ret = 0; + if (component->driver->hw_free) - return component->driver->hw_free(component, substream); - return 0; + ret = component->driver->hw_free(component, substream); + + return soc_component_ret(component, ret); } int snd_soc_component_trigger(struct snd_soc_component *component, struct snd_pcm_substream *substream, int cmd) { + int ret = 0; + if (component->driver->trigger) - return component->driver->trigger(component, substream, cmd); - return 0; + ret = component->driver->trigger(component, substream, cmd); + + return soc_component_ret(component, ret); } void snd_soc_component_suspend(struct snd_soc_component *component) @@ -287,10 +343,12 @@ int snd_soc_component_is_suspended(struct snd_soc_component *component) int snd_soc_component_probe(struct snd_soc_component *component) { + int ret = 0; + if (component->driver->probe) - return component->driver->probe(component); + ret = component->driver->probe(component); - return 0; + return soc_component_ret(component, ret); } void snd_soc_component_remove(struct snd_soc_component *component) @@ -302,20 +360,25 @@ void snd_soc_component_remove(struct snd_soc_component *component) int snd_soc_component_of_xlate_dai_id(struct snd_soc_component *component, struct device_node *ep) { + int ret = -ENOTSUPP; + if (component->driver->of_xlate_dai_id) - return component->driver->of_xlate_dai_id(component, ep); + ret = component->driver->of_xlate_dai_id(component, ep); - return -ENOTSUPP; + return soc_component_ret(component, ret); } int snd_soc_component_of_xlate_dai_name(struct snd_soc_component *component, struct of_phandle_args *args, const char **dai_name) { + int ret = -ENOTSUPP; + if (component->driver->of_xlate_dai_name) - return component->driver->of_xlate_dai_name(component, - args, dai_name); - return -ENOTSUPP; + ret = component->driver->of_xlate_dai_name(component, + args, dai_name); + + return soc_component_ret(component, ret); } void snd_soc_component_setup_regmap(struct snd_soc_component *component) @@ -392,8 +455,10 @@ int snd_soc_pcm_component_ioctl(struct snd_pcm_substream *substream, /* FIXME: use 1st ioctl */ for_each_rtd_components(rtd, i, component) if (component->driver->ioctl) - return component->driver->ioctl(component, substream, - cmd, arg); + return soc_component_ret( + component, + component->driver->ioctl(component, + substream, cmd, arg)); return snd_pcm_lib_ioctl(substream, cmd, arg); } @@ -409,7 +474,7 @@ int snd_soc_pcm_component_sync_stop(struct snd_pcm_substream *substream) ret = component->driver->sync_stop(component, substream); if (ret < 0) - return ret; + soc_component_ret(component, ret); } } @@ -427,8 +492,11 @@ int snd_soc_pcm_component_copy_user(struct snd_pcm_substream *substream, /* FIXME. it returns 1st copy now */ for_each_rtd_components(rtd, i, component) if (component->driver->copy_user) - return component->driver->copy_user( - component, substream, channel, pos, buf, bytes); + return soc_component_ret( + component, + component->driver->copy_user( + component, substream, channel, + pos, buf, bytes)); return -EINVAL; } @@ -464,8 +532,10 @@ int snd_soc_pcm_component_mmap(struct snd_pcm_substream *substream, /* FIXME. it returns 1st mmap now */ for_each_rtd_components(rtd, i, component) if (component->driver->mmap) - return component->driver->mmap(component, - substream, vma); + soc_component_ret( + component, + component->driver->mmap(component, + substream, vma)); return -EINVAL; } @@ -480,7 +550,7 @@ int snd_soc_pcm_component_new(struct snd_soc_pcm_runtime *rtd) if (component->driver->pcm_construct) { ret = component->driver->pcm_construct(component, rtd); if (ret < 0) - return ret; + soc_component_ret(component, ret); } } |