[PATCH 06/11] ASoC: qdsp6: q6afe: use of_platform_populate/depopulate()

Srinivas Kandagatla
2018-06-25T14:31:10Z

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/q6afe.c | 16 ++--------------
1 file changed, 2 insertions(+), 14 deletions(-)

diff --git a/sound/soc/qcom/qdsp6/q6afe.c b/sound/soc/qcom/qdsp6/q6afe.c
index 01f43218984b..621b67b34db9 100644
--- a/sound/soc/qcom/qdsp6/q6afe.c
+++ b/sound/soc/qcom/qdsp6/q6afe.c
@@ -316,7 +316,6 @@ struct q6afe {
struct mutex lock;
struct list_head port_list;
spinlock_t port_list_lock;
- struct platform_device *pdev_dais;
};

struct afe_port_cmd_device_start {
@@ -1438,7 +1437,6 @@ static int q6afe_probe(struct apr_device *adev)
{
struct q6afe *afe;
struct device *dev = &adev->dev;
- struct device_node *dais_np;

afe = devm_kzalloc(dev, sizeof(*afe), GFP_KERNEL);
if (!afe)
@@ -1453,22 +1451,12 @@ static int q6afe_probe(struct apr_device *adev)

dev_set_drvdata(dev, afe);

- dais_np = of_get_child_by_name(dev->of_node, "dais");
- if (dais_np) {
- afe->pdev_dais = of_platform_device_create(dais_np,
- "q6afe-dai", dev);
- of_node_put(dais_np);
- }
-
- return 0;
+ return of_platform_populate(dev->of_node, NULL, NULL, dev);
}

static int q6afe_remove(struct apr_device *adev)
{
- struct q6afe *afe = dev_get_drvdata(&adev->dev);
-
- if (afe->pdev_dais)
- of_platform_device_destroy(&afe->pdev_dais->dev, NULL);
+ of_platform_depopulate(&adev->dev);

return 0;
}
--
2.16.2