From: Sascha Hauer <s.hauer@pengutronix.de>
To: Marco Felsch <m.felsch@pengutronix.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH v3 07/10] common: add initial barebox deep-probe support
Date: Thu, 22 Oct 2020 09:23:29 +0200 [thread overview]
Message-ID: <20201022072329.GK26805@pengutronix.de> (raw)
In-Reply-To: <20201021115813.31645-8-m.felsch@pengutronix.de>
Hi Marco,
Looks mostly good, only a few things, mostly nitpicks, left.
> +int of_device_ensure_probed_by_alias(const char *alias)
> +{
> + struct device_node *dev_node;
> +
> + dev_node = of_find_node_by_alias(NULL, alias);
> + if (!dev_node)
> + return -EINVAL;
> +
> + return of_device_ensure_probed(dev_node);
> +}
> +EXPORT_SYMBOL_GPL(of_device_ensure_probed_by_alias);
> +
> +/**
> + * of_devices_ensure_probed_by_dev_id() - ensures that a devices are probed
s/a//
> + *
> + * @np: the start point device_node handle
> + * @ids: the matching 'struct of_device_id' ids
> + *
> + * The function start searching the device tree from @np and populates and
> + * probes devices which matches @ids.
s/matches/match/
> + *
> + * Return: %0 on success
> + * %-ENODEV if either the device wasn't found, can't be populated,
> + * the driver is missing or the driver probe returns an error
> + */
> +int of_devices_ensure_probed_by_dev_id(struct device_node *np,
> + const struct of_device_id *ids)
> +{
> + struct device_node *child;
> +
> + if (of_match_node(ids, np))
> + return of_device_ensure_probed(np);
> +
> + for_each_child_of_node(np, child) {
> + int ret;
> +
> + ret = of_devices_ensure_probed_by_dev_id(child, ids);
> + if (!ret)
> + return 0;
> + }
> +
> + return -ENODEV;
> +}
> +EXPORT_SYMBOL_GPL(of_devices_ensure_probed_by_dev_id);
I think you want to use for_each_matching_node() here which iterates
over the tree without recursion.
> +
> +/**
> + * of_devices_ensure_probed_by_property() - ensures that a devices are probed
s/a//
> + *
> + * @property_name: The property name to search for
> + *
> + * The function start searching the whole device tree and populates and probe
s/probe/probes/
> + * devices which matches @property_name.
s/matches/match/
Sascha
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next prev parent reply other threads:[~2020-10-22 7:23 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-21 11:58 [PATCH v3 00/10] Barebox Deep-Probe Marco Felsch
2020-10-21 11:58 ` [PATCH v3 01/10] imx53: remove unused imx53_add_nand Marco Felsch
2020-10-21 11:58 ` [PATCH v3 02/10] of: platform: remove check of already added devices Marco Felsch
2020-10-21 11:58 ` [PATCH v3 03/10] of: platform: Keep track of populated platform devices Marco Felsch
2020-10-21 11:58 ` [PATCH v3 04/10] of: base: move memory init from DT to initcall Marco Felsch
2020-10-21 11:58 ` [PATCH v3 05/10] of: base: move clock init from of_probe() to barebox_register_of() Marco Felsch
2020-10-21 11:58 ` [PATCH v3 06/10] initcall: add of_populate_initcall Marco Felsch
2020-10-21 11:58 ` [PATCH v3 07/10] common: add initial barebox deep-probe support Marco Felsch
2020-10-22 7:23 ` Sascha Hauer [this message]
2020-10-22 7:43 ` Sascha Hauer
2020-10-21 11:58 ` [PATCH v3 08/10] ARM: i.MX: esdctl: add " Marco Felsch
2020-10-21 11:58 ` [PATCH v3 09/10] ARM: stm32mp: ddrctrl: " Marco Felsch
2020-10-21 11:58 ` [PATCH v3 10/10] ARM: boards: mx6-sabrelite: " Marco Felsch
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