slimbus: ngd: get drvdata from correct device (b58c6630) · Commits · 戴 / test

Get drvdata directly from parent instead of ngd dev, as ngd dev can probe defer and previously set drvdata will become null. Signed-off-by:

drivers/slimbus/qcom-ngd-ctrl.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -1361,7 +1361,6 @@ static int of_qcom_slim_ngd_register(struct device *parent,
		ngd->pdev->driver_override = QCOM_SLIM_NGD_DRV_NAME;
		ngd->pdev->dev.of_node = node;
		ctrl->ngd = ngd;
		platform_set_drvdata(ngd->pdev, ctrl);

		platform_device_add(ngd->pdev);
		ngd->base = ctrl->base + ngd->id * data->offset +
		@@ -1376,12 +1375,13 @@ static int of_qcom_slim_ngd_register(struct device *parent,

		static int qcom_slim_ngd_probe(struct platform_device *pdev)
		{
		struct qcom_slim_ngd_ctrl *ctrl = platform_get_drvdata(pdev);
		struct device *dev = &pdev->dev;
		struct qcom_slim_ngd_ctrl *ctrl = dev_get_drvdata(dev->parent);
		int ret;

		ctrl->ctrl.dev = dev;

		platform_set_drvdata(pdev, ctrl);
		pm_runtime_use_autosuspend(dev);
		pm_runtime_set_autosuspend_delay(dev, QCOM_SLIM_NGD_AUTOSUSPEND);
		pm_runtime_set_suspended(dev);