[PATCH v2 05/12] ASoC: qdsp6: q6asm: use of_platform_populate/depopulate()

Srinivas Kandagatla
2018-06-26T09:20:09Z

Now that the child nodes have there own compatible strings,
Use of_platform_populate/depopulate() instead of less common
of_platform_device_create()/destroy().

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
---
sound/soc/qcom/qdsp6/q6asm.c | 16 ++--------------
1 file changed, 2 insertions(+), 14 deletions(-)

diff --git a/sound/soc/qcom/qdsp6/q6asm.c b/sound/soc/qcom/qdsp6/q6asm.c
index 530852385cad..c4fd28f168d5 100644
--- a/sound/soc/qcom/qdsp6/q6asm.c
+++ b/sound/soc/qcom/qdsp6/q6asm.c
@@ -177,7 +177,6 @@ struct q6asm {
struct platform_device *pcmdev;
spinlock_t slock;
struct audio_client *session[MAX_SESSIONS + 1];
- struct platform_device *pdev_dais;
};

struct audio_client {
@@ -1344,7 +1343,6 @@ EXPORT_SYMBOL_GPL(q6asm_cmd_nowait);
static int q6asm_probe(struct apr_device *adev)
{
struct device *dev = &adev->dev;
- struct device_node *dais_np;
struct q6asm *q6asm;

q6asm = devm_kzalloc(dev, sizeof(*q6asm), GFP_KERNEL);
@@ -1359,22 +1357,12 @@ static int q6asm_probe(struct apr_device *adev)
spin_lock_init(&q6asm->slock);
dev_set_drvdata(dev, q6asm);

- dais_np = of_get_child_by_name(dev->of_node, "dais");
- if (dais_np) {
- q6asm->pdev_dais = of_platform_device_create(dais_np,
- "q6asm-dai", dev);
- of_node_put(dais_np);
- }
-
- return 0;
+ return of_platform_populate(dev->of_node, NULL, NULL, dev);
}

static int q6asm_remove(struct apr_device *adev)
{
- struct q6asm *q6asm = dev_get_drvdata(&adev->dev);
-
- if (q6asm->pdev_dais)
- of_platform_device_destroy(&q6asm->pdev_dais->dev, NULL);
+ of_platform_depopulate(&adev->dev);

return 0;
}
--
2.16.2