Re: [PATCH 03/14] soundwire: Add Master registration

From: Vinod Koul
Date: Thu Nov 09 2017 - 23:59:06 EST


On Thu, Nov 09, 2017 at 09:14:16PM +0000, Srinivas Kandagatla wrote:
>
>
> On 19/10/17 04:03, Vinod Koul wrote:
>
> >+/**
> >+ * sdw_add_bus_master: add a bus Master instance
> >+ *
> >+ * @bus: bus instance
> >+ *
> >+ * Initializes the bus instance, read properties and create child
> >+ * devices.
> >+ */
>
> Some of the exported functions are missing kerneldocs.
> Is it something you plan to add in next version of the patcheset?

I though most were, will double check to be sure.

>
> >+int sdw_add_bus_master(struct sdw_bus *bus)
> >+{
> >+ int ret;
> >+
> >+ if (!bus->dev) {
> >+ pr_err("SoundWire bus has no device");
> >+ return -ENODEV;
> >+ }
> >+
> >+ mutex_init(&bus->bus_lock);
> >+ INIT_LIST_HEAD(&bus->slaves);
> >+
> >+ /*
> >+ * SDW is an enumerable bus, but devices can be powered off. So,
> >+ * they won't be able to report as present.
> >+ *
> >+ * Create Slave devices based on Slaves described in
> >+ * the respective firmware (ACPI/DT)
> >+ */
> >+
> >+ if (IS_ENABLED(CONFIG_ACPI) && bus->dev && ACPI_HANDLE(bus->dev))
> >+ ret = sdw_acpi_find_slaves(bus);
> >+ else if (IS_ENABLED(CONFIG_OF) && bus->dev && bus->dev->of_node)
> >+ ret = sdw_of_find_slaves(bus);
> >+ else
> bus->dev is already checked in the start of the function, do we need to
> check once again ?

yes already fixed, thanks

--
~Vinod