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Commit a52b6894 authored by Deepak Katragadda's avatar Deepak Katragadda
Browse files

msm: subsystem_restart: Add check for platform device 



While registering a subsystem, it is not necessary for the descriptor
to be associated with a platform device with entries in dt.

These changes are required for succesfully returning the registered
subsystem device in such cases.

Change-Id: Ia31234c9c216fc0b6e997e3c8661cff6edab2759
Signed-off-by: default avatarDeepak Katragadda <dkatraga@codeaurora.org>
parent a0696088

arch/arm/mach-msm/subsystem_restart.c

+7 −4
Original line number Diff line number Diff line
@@ -1175,9 +1175,6 @@ struct subsys_device *subsys_register(struct subsys_desc *desc) 


	subsys->notify = subsys_notif_add_subsys(desc->name);

	subsys->restart_order = update_restart_order(subsys);

	ret = subsys_parse_devicetree(desc);

	if (ret)

		goto err_dtree;



	snprintf(subsys->wlname, sizeof(subsys->wlname), "ssr(%s)", desc->name);

	wake_lock_init(&subsys->wake_lock, WAKE_LOCK_SUSPEND, subsys->wlname);
@@ -1209,6 +1206,13 @@ struct subsys_device *subsys_register(struct subsys_desc *desc) 
		goto err_register;

	}



	if (!desc->dev->of_node)

		return subsys;



	ret = subsys_parse_devicetree(desc);

	if (ret)

		goto err_misc_device;



	ret = subsys_setup_irqs(subsys);

	if (ret < 0)

		goto err_misc_device;
@@ -1224,7 +1228,6 @@ err_debugfs: 
	ida_simple_remove(&subsys_ida, subsys->id);

err_ida:

	wake_lock_destroy(&subsys->wake_lock);

err_dtree:

	kfree(subsys);

	return ERR_PTR(ret);

}