ASoC: simple-card: Simplify code

The global DAI format is used only in the function
asoc_simple_card_parse_of(). So, move it from the private data
to the stack.

Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Reviewed-by: Xiubo Li <Li.Xiubo@freescale.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
(cherry picked from commit c56c4d74c6f96d0ff605d8948e127099cf5e6681)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/sound/soc/generic/simple-card.c b/sound/soc/generic/simple-card.c
index dcf37fb..ca7e63e 100644 (file)
--- a/sound/soc/generic/simple-card.c
+++ b/sound/soc/generic/simple-card.c
@@ -20,7 +20,6 @@
 
 struct simple_card_data {
        struct snd_soc_card snd_card;
-       unsigned int daifmt;
        struct asoc_simple_dai cpu_dai;
        struct asoc_simple_dai codec_dai;
        struct snd_soc_dai_link snd_link;
@@ -154,13 +153,14 @@ static int asoc_simple_card_parse_of(struct device_node *node,
        struct snd_soc_dai_link *dai_link = priv->snd_card.dai_link;
        struct device_node *np;
        char *name;
+       unsigned int daifmt;
        int ret;
 
        /* parsing the card name from DT */
        snd_soc_of_parse_card_name(&priv->snd_card, "simple-audio-card,name");
 
        /* get CPU/CODEC common format via simple-audio-card,format */
-       priv->daifmt = snd_soc_of_parse_daifmt(node, "simple-audio-card,") &
+       daifmt = snd_soc_of_parse_daifmt(node, "simple-audio-card,") &
                (SND_SOC_DAIFMT_FORMAT_MASK | SND_SOC_DAIFMT_INV_MASK);
 
        /* off-codec widgets */
@@ -183,7 +183,7 @@ static int asoc_simple_card_parse_of(struct device_node *node,
        ret = -EINVAL;
        np = of_get_child_by_name(node, "simple-audio-card,cpu");
        if (np) {
-               ret = asoc_simple_card_sub_parse_of(np, priv->daifmt,
+               ret = asoc_simple_card_sub_parse_of(np, daifmt,
                                                  &priv->cpu_dai,
                                                  &dai_link->cpu_of_node,
                                                  &dai_link->cpu_dai_name);
@@ -196,7 +196,7 @@ static int asoc_simple_card_parse_of(struct device_node *node,
        ret = -EINVAL;
        np = of_get_child_by_name(node, "simple-audio-card,codec");
        if (np) {
-               ret = asoc_simple_card_sub_parse_of(np, priv->daifmt,
+               ret = asoc_simple_card_sub_parse_of(np, daifmt,
                                                  &priv->codec_dai,
                                                  &dai_link->codec_of_node,
                                                  &dai_link->codec_dai_name);
@@ -223,7 +223,7 @@ static int asoc_simple_card_parse_of(struct device_node *node,
        dai_link->platform_of_node = dai_link->cpu_of_node;
 
        dev_dbg(dev, "card-name : %s\n", name);
-       dev_dbg(dev, "platform : %04x\n", priv->daifmt);
+       dev_dbg(dev, "platform : %04x\n", daifmt);
        dev_dbg(dev, "cpu : %s / %04x / %d\n",
                dai_link->cpu_dai_name,
                priv->cpu_dai.fmt,