From mboxrd@z Thu Jan 1 00:00:00 1970 From: Puneet Saxena Subject: [PATCH V2] of: reserved-memory: ignore disabled memory-region nodes Date: Wed, 22 May 2019 16:17:11 +0530 Message-ID: <1558522031-549-2-git-send-email-puneets@nvidia.com> References: <1558522031-549-1-git-send-email-puneets@nvidia.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1558522031-549-1-git-send-email-puneets@nvidia.com> Sender: linux-kernel-owner@vger.kernel.org To: robh+dt@kernel.org, pantelis.antoniou@konsulko.com, frowand.list@gmail.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: treding@nvidia.com, vdumpa@nvidia.com, snikam@nvidia.com, jonathanh@nvidia.com, Puneet Saxena List-Id: devicetree@vger.kernel.org From: Krishna Reddy Ignore disabled nodes in the memory-region nodes list and continue to initialize the rest of enabled nodes. Check if the "reserved-memory" node is available and if it's not available, return 0 to ignore the "reserved-memory" node and continue parsing with next node in memory-region nodes list. Signed-off-by: Krishna Reddy Signed-off-by: Puneet Saxena --- v2: * Fixed typo in commit message. * Used "of_device_is_available" to check "reserved-memory" nodes are disabled/enabled. drivers/of/of_reserved_mem.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/of/of_reserved_mem.c b/drivers/of/of_reserved_mem.c index 1977ee0adcb1..b0b7a0c4431d 100644 --- a/drivers/of/of_reserved_mem.c +++ b/drivers/of/of_reserved_mem.c @@ -322,6 +322,9 @@ int of_reserved_mem_device_init_by_idx(struct device *dev, if (!target) return -ENODEV; + if (!of_device_is_available(target)) + return 0; + rmem = __find_rmem(target); of_node_put(target); -- 2.7.4