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https://github.com/Telecominfraproject/wlan-ap.git
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76 lines
2.4 KiB
Diff
76 lines
2.4 KiB
Diff
From cb9a94b6a9cfad6cb137d9bdadc413f92b1378ef Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl>
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Date: Tue, 4 Oct 2022 10:37:09 +0200
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Subject: [PATCH 002/281] mtd: core: simplify (a bit) code find
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partition-matching dynamic OF node
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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1. Don't hardcode "partition-" string twice
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2. Use simpler logic & use ->name to avoid of_property_read_string()
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3. Use mtd_get_of_node() helper
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Cc: Christian Marangi <ansuelsmth@gmail.com>
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Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
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Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
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Link: https://lore.kernel.org/linux-mtd/20221004083710.27704-1-zajec5@gmail.com
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(cherry picked from commit c5f5d0cd40e3bc2d6d397af788a7c0241b1c6b68)
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Change-Id: I24d97c0c6f70cc2fa29d22ed6512706176b5fd71
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Signed-off-by: Ram Chandra Jangir <quic_rjangir@quicinc.com>
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---
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drivers/mtd/mtdcore.c | 17 ++++++++---------
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1 file changed, 8 insertions(+), 9 deletions(-)
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diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
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index 686ada1a63e9..da14f58487b7 100644
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--- a/drivers/mtd/mtdcore.c
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+++ b/drivers/mtd/mtdcore.c
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@@ -551,18 +551,17 @@ static void mtd_check_of_node(struct mtd_info *mtd)
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struct device_node *partitions, *parent_dn, *mtd_dn = NULL;
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const char *pname, *prefix = "partition-";
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int plen, mtd_name_len, offset, prefix_len;
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- struct mtd_info *parent;
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bool found = false;
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/* Check if MTD already has a device node */
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- if (dev_of_node(&mtd->dev))
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+ if (mtd_get_of_node(mtd))
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return;
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/* Check if a partitions node exist */
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if (!mtd_is_partition(mtd))
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return;
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- parent = mtd->parent;
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- parent_dn = of_node_get(dev_of_node(&parent->dev));
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+
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+ parent_dn = of_node_get(mtd_get_of_node(mtd->parent));
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if (!parent_dn)
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return;
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@@ -575,15 +574,15 @@ static void mtd_check_of_node(struct mtd_info *mtd)
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/* Search if a partition is defined with the same name */
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for_each_child_of_node(partitions, mtd_dn) {
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- offset = 0;
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-
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/* Skip partition with no/wrong prefix */
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- if (!of_node_name_prefix(mtd_dn, "partition-"))
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+ if (!of_node_name_prefix(mtd_dn, prefix))
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continue;
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/* Label have priority. Check that first */
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- if (of_property_read_string(mtd_dn, "label", &pname)) {
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- of_property_read_string(mtd_dn, "name", &pname);
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+ if (!of_property_read_string(mtd_dn, "label", &pname)) {
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+ offset = 0;
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+ } else {
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+ pname = mtd_dn->name;
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offset = prefix_len;
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}
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--
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2.17.1
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