[PATCH v2 04/12] ASoC: qdsp6: q6adm: use of_platform_populate/depopulate()

Srinivas Kandagatla
2018-06-26T09:24:30Z

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/q6adm.c | 16 ++--------------
1 file changed, 2 insertions(+), 14 deletions(-)

diff --git a/sound/soc/qcom/qdsp6/q6adm.c b/sound/soc/qcom/qdsp6/q6adm.c
index 9983c665a941..932c3ebfd252 100644
--- a/sound/soc/qcom/qdsp6/q6adm.c
+++ b/sound/soc/qcom/qdsp6/q6adm.c
@@ -64,7 +64,6 @@ struct q6adm {
struct aprv2_ibasic_rsp_result_t result;
struct mutex lock;
wait_queue_head_t matrix_map_wait;
- struct platform_device *pdev_routing;
};

struct q6adm_cmd_device_open_v5 {
@@ -588,7 +587,6 @@ EXPORT_SYMBOL_GPL(q6adm_close);
static int q6adm_probe(struct apr_device *adev)
{
struct device *dev = &adev->dev;
- struct device_node *dais_np;
struct q6adm *adm;

adm = devm_kzalloc(&adev->dev, sizeof(*adm), GFP_KERNEL);
@@ -605,22 +603,12 @@ static int q6adm_probe(struct apr_device *adev)
INIT_LIST_HEAD(&adm->copps_list);
spin_lock_init(&adm->copps_list_lock);

- dais_np = of_get_child_by_name(dev->of_node, "routing");
- if (dais_np) {
- adm->pdev_routing = of_platform_device_create(dais_np,
- "q6routing", dev);
- of_node_put(dais_np);
- }
-
- return 0;
+ return of_platform_populate(dev->of_node, NULL, NULL, dev);
}

static int q6adm_remove(struct apr_device *adev)
{
- struct q6adm *adm = dev_get_drvdata(&adev->dev);
-
- if (adm->pdev_routing)
- of_platform_device_destroy(&adm->pdev_routing->dev, NULL);
+ of_platform_depopulate(&adev->dev);

return 0;
}
--
2.16.2