diff options
Diffstat (limited to 'sound/soc/generic/simple-card.c')
| -rw-r--r-- | sound/soc/generic/simple-card.c | 71 |
1 files changed, 42 insertions, 29 deletions
diff --git a/sound/soc/generic/simple-card.c b/sound/soc/generic/simple-card.c index 9c79ff6a568f..d2588f1ea54e 100644 --- a/sound/soc/generic/simple-card.c +++ b/sound/soc/generic/simple-card.c @@ -5,6 +5,7 @@ // Copyright (C) 2012 Renesas Solutions Corp. // Kuninori Morimoto <[email protected]> +#include <linux/cleanup.h> #include <linux/clk.h> #include <linux/device.h> #include <linux/module.h> @@ -129,24 +130,6 @@ static void simple_parse_convert(struct device *dev, of_node_put(node); } -static void simple_parse_mclk_fs(struct device_node *top, - struct device_node *np, - struct simple_dai_props *props, - char *prefix) -{ - struct device_node *node = of_get_parent(np); - char prop[128]; - - snprintf(prop, sizeof(prop), "%smclk-fs", PREFIX); - of_property_read_u32(top, prop, &props->mclk_fs); - - snprintf(prop, sizeof(prop), "%smclk-fs", prefix); - of_property_read_u32(node, prop, &props->mclk_fs); - of_property_read_u32(np, prop, &props->mclk_fs); - - of_node_put(node); -} - static int simple_parse_node(struct simple_util_priv *priv, struct device_node *np, struct link_info *li, @@ -154,7 +137,6 @@ static int simple_parse_node(struct simple_util_priv *priv, int *cpu) { struct device *dev = simple_priv_to_dev(priv); - struct device_node *top = dev->of_node; struct snd_soc_dai_link *dai_link = simple_priv_to_link(priv, li->link); struct simple_dai_props *dai_props = simple_priv_to_props(priv, li->link); struct snd_soc_dai_link_component *dlc; @@ -169,8 +151,6 @@ static int simple_parse_node(struct simple_util_priv *priv, dai = simple_props_to_dai_codec(dai_props, 0); } - simple_parse_mclk_fs(top, np, dai_props, prefix); - ret = simple_parse_dai(dev, np, dlc, cpu); if (ret) return ret; @@ -187,24 +167,59 @@ static int simple_parse_node(struct simple_util_priv *priv, } static int simple_link_init(struct simple_util_priv *priv, - struct device_node *node, + struct device_node *cpu, struct device_node *codec, struct link_info *li, char *prefix, char *name) { struct device *dev = simple_priv_to_dev(priv); + struct device_node *top = dev->of_node; struct snd_soc_dai_link *dai_link = simple_priv_to_link(priv, li->link); + struct simple_dai_props *dai_props = simple_priv_to_props(priv, li->link); + struct device_node *node = of_get_parent(cpu); + enum snd_soc_trigger_order trigger_start = SND_SOC_TRIGGER_ORDER_DEFAULT; + enum snd_soc_trigger_order trigger_stop = SND_SOC_TRIGGER_ORDER_DEFAULT; + bool playback_only = 0, capture_only = 0; int ret; ret = simple_util_parse_daifmt(dev, node, codec, prefix, &dai_link->dai_fmt); if (ret < 0) - return 0; + goto init_end; + + graph_util_parse_link_direction(top, &playback_only, &capture_only); + graph_util_parse_link_direction(node, &playback_only, &capture_only); + graph_util_parse_link_direction(cpu, &playback_only, &capture_only); + graph_util_parse_link_direction(codec, &playback_only, &capture_only); + + of_property_read_u32(top, "mclk-fs", &dai_props->mclk_fs); + of_property_read_u32(top, PREFIX "mclk-fs", &dai_props->mclk_fs); + of_property_read_u32(node, "mclk-fs", &dai_props->mclk_fs); + of_property_read_u32(node, PREFIX "mclk-fs", &dai_props->mclk_fs); + of_property_read_u32(cpu, "mclk-fs", &dai_props->mclk_fs); + of_property_read_u32(cpu, PREFIX "mclk-fs", &dai_props->mclk_fs); + of_property_read_u32(codec, "mclk-fs", &dai_props->mclk_fs); + of_property_read_u32(codec, PREFIX "mclk-fs", &dai_props->mclk_fs); + + graph_util_parse_trigger_order(priv, top, &trigger_start, &trigger_stop); + graph_util_parse_trigger_order(priv, node, &trigger_start, &trigger_stop); + graph_util_parse_trigger_order(priv, cpu, &trigger_start, &trigger_stop); + graph_util_parse_trigger_order(priv, codec, &trigger_start, &trigger_stop); + + dai_link->playback_only = playback_only; + dai_link->capture_only = capture_only; + + dai_link->trigger_start = trigger_start; + dai_link->trigger_stop = trigger_stop; dai_link->init = simple_util_dai_init; dai_link->ops = &simple_ops; - return simple_util_set_dailink_name(dev, dai_link, name); + ret = simple_util_set_dailink_name(dev, dai_link, name); +init_end: + of_node_put(node); + + return ret; } static int simple_dai_link_of_dpcm(struct simple_util_priv *priv, @@ -278,7 +293,7 @@ static int simple_dai_link_of_dpcm(struct simple_util_priv *priv, snd_soc_dai_link_set_capabilities(dai_link); - ret = simple_link_init(priv, node, codec, li, prefix, dai_name); + ret = simple_link_init(priv, np, codec, li, prefix, dai_name); out_put_node: li->link++; @@ -336,7 +351,7 @@ static int simple_dai_link_of(struct simple_util_priv *priv, simple_util_canonicalize_cpu(cpus, single_cpu); simple_util_canonicalize_platform(platforms, cpus); - ret = simple_link_init(priv, node, codec, li, prefix, dai_name); + ret = simple_link_init(priv, cpu, codec, li, prefix, dai_name); dai_link_of_err: of_node_put(plat); @@ -713,7 +728,6 @@ static int simple_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; struct device_node *np = dev->of_node; struct snd_soc_card *card; - struct link_info *li; int ret; /* Allocate the private data and the DAI link array */ @@ -727,7 +741,7 @@ static int simple_probe(struct platform_device *pdev) card->probe = simple_soc_probe; card->driver_name = "simple-card"; - li = devm_kzalloc(dev, sizeof(*li), GFP_KERNEL); + struct link_info *li __free(kfree) = kzalloc(sizeof(*li), GFP_KERNEL); if (!li) return -ENOMEM; @@ -804,7 +818,6 @@ static int simple_probe(struct platform_device *pdev) if (ret < 0) goto err; - devm_kfree(dev, li); return 0; err: simple_util_clean_reference(card); |