From f70575805708cabdedea7498aaa3f710fde4d920 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 31 Jan 2024 03:29:01 +0000
Subject: [PATCH] add lvds1024*800
---
kernel/drivers/leds/leds-powernv.c | 20 +++++++++++---------
1 files changed, 11 insertions(+), 9 deletions(-)
diff --git a/kernel/drivers/leds/leds-powernv.c b/kernel/drivers/leds/leds-powernv.c
index b1adbd7..743e2cd 100644
--- a/kernel/drivers/leds/leds-powernv.c
+++ b/kernel/drivers/leds/leds-powernv.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* PowerNV LED Driver
*
@@ -5,11 +6,6 @@
*
* Author: Vasant Hegde <hegdevasant@linux.vnet.ibm.com>
* Author: Anshuman Khandual <khandual@linux.vnet.ibm.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/leds.h>
@@ -254,7 +250,7 @@
struct powernv_led_data *powernv_led;
struct device *dev = &pdev->dev;
- for_each_child_of_node(led_node, np) {
+ for_each_available_child_of_node(led_node, np) {
p = of_find_property(np, "led-types", NULL);
while ((cur = of_prop_next_string(p, cur)) != NULL) {
@@ -285,6 +281,7 @@
struct device_node *led_node;
struct powernv_led_common *powernv_led_common;
struct device *dev = &pdev->dev;
+ int rc;
led_node = of_find_node_by_path("/ibm,opal/leds");
if (!led_node) {
@@ -295,15 +292,20 @@
powernv_led_common = devm_kzalloc(dev, sizeof(*powernv_led_common),
GFP_KERNEL);
- if (!powernv_led_common)
- return -ENOMEM;
+ if (!powernv_led_common) {
+ rc = -ENOMEM;
+ goto out;
+ }
mutex_init(&powernv_led_common->lock);
powernv_led_common->max_led_type = cpu_to_be64(OPAL_SLOT_LED_TYPE_MAX);
platform_set_drvdata(pdev, powernv_led_common);
- return powernv_led_classdev(pdev, led_node, powernv_led_common);
+ rc = powernv_led_classdev(pdev, led_node, powernv_led_common);
+out:
+ of_node_put(led_node);
+ return rc;
}
/* Platform driver remove */
--
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