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From: Bartosz Golaszewski <brgl@bgdev.pl>
To: Sekhar Nori <nsekhar@ti.com>, Kevin Hilman <khilman@kernel.org>,
David Lechner <david@lechnology.com>,
Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@kernel.org>, Arnd Bergmann <arnd@arndb.de>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Yoshinori Sato <ysato@users.sourceforge.jp>,
Rich Felker <dalias@libc.org>,
Frank Rowand <frowand.list@gmail.com>,
"Rafael J . Wysocki" <rafael.j.wysocki@intel.com>,
Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>,
Dmitry Torokhov <dmitry.torokhov@gmail.com>,
Arend van Spriel <aspriel@gmail.com>,
Heikki Krogerus <heikki.krogerus@linux.intel.com>,
Michal Suchanek <msuchanek@suse.de>,
Jan Kiszka <jan.kiszka@siemens.com>,
Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
Bartosz Golaszewski <bgolaszewski@baylibre.com>
Subject: [PATCH 06/11] of: provide for_each_compatible_child_node()
Date: Tue, 24 Apr 2018 19:30:46 +0200 [thread overview]
Message-ID: <20180424173051.15099-7-brgl@bgdev.pl> (raw)
In-Reply-To: <20180424173051.15099-1-brgl@bgdev.pl>
From: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Add a variant of for_each_compatible_node() allowing to only iterate
over all compatible nodes that are children of the specified root node.
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
---
include/linux/of.h | 3 +++
1 file changed, 3 insertions(+)
diff --git a/include/linux/of.h b/include/linux/of.h
index 4d25e4f952d9..15e0dbf7a602 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -1170,6 +1170,9 @@ static inline int of_property_read_s32(const struct device_node *np,
#define for_each_compatible_node(dn, type, compatible) \
for (dn = of_find_compatible_node(NULL, type, compatible); dn; \
dn = of_find_compatible_node(dn, type, compatible))
+#define for_each_compatible_child_node(dn, type, compatible, root) \
+ for (dn = of_find_compatible_node(root, type, compatible); dn; \
+ dn = of_find_compatible_node(dn, type, compatible))
#define for_each_matching_node(dn, matches) \
for (dn = of_find_matching_node(NULL, matches); dn; \
dn = of_find_matching_node(dn, matches))
--
2.17.0
next prev parent reply other threads:[~2018-04-24 17:30 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-04-24 17:30 [PATCH 00/11] platform: device tree support for early platform drivers Bartosz Golaszewski
2018-04-24 17:30 ` [PATCH 01/11] platform: early: provide early_platform_add_device() Bartosz Golaszewski
2018-04-24 17:30 ` [PATCH 02/11] platform: provide early_platform_driver_register_probe_all() Bartosz Golaszewski
2018-04-24 17:30 ` [PATCH 03/11] platform: make support for early platform devices conditional Bartosz Golaszewski
2018-04-24 19:31 ` Randy Dunlap
2018-04-25 14:02 ` Rich Felker
2018-04-24 17:30 ` [PATCH 04/11] of: platform: use pdev as name for vars of type struct platform_device Bartosz Golaszewski
2018-04-24 17:30 ` [PATCH 05/11] platform: use a dedicated list_head for early devices Bartosz Golaszewski
2018-04-26 4:27 ` kbuild test robot
2018-04-24 17:30 ` Bartosz Golaszewski [this message]
2018-04-24 17:30 ` [PATCH 07/11] dt-bindings: add bindings " Bartosz Golaszewski
2018-04-24 17:30 ` [PATCH 08/11] of: platform: provide of_early_platform_populate() Bartosz Golaszewski
2018-04-24 17:30 ` [PATCH 09/11] platform: provide early_platform_driver() Bartosz Golaszewski
2018-04-24 17:30 ` [PATCH 10/11] of: platform: provide of_early_platform_probe() Bartosz Golaszewski
2018-04-26 3:46 ` kbuild test robot
2018-04-24 17:30 ` [PATCH 11/11] misc: implement a dummy early platform driver Bartosz Golaszewski
2018-04-24 17:55 ` [PATCH 00/11] platform: device tree support for early platform drivers Mark Rutland
2018-04-24 17:59 ` Rich Felker
2018-04-24 17:57 ` Rich Felker
2018-04-25 9:33 ` Bartosz Golaszewski
2018-04-24 18:19 ` Robin Murphy
2018-04-24 19:39 ` Rob Herring
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