From 10ebd8556b7990499c896a550e3d416b444211e6 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 02:23:07 +0000
Subject: [PATCH] add led
---
kernel/arch/powerpc/platforms/pseries/event_sources.c | 57 +++++++++++++++------------------------------------------
1 files changed, 15 insertions(+), 42 deletions(-)
diff --git a/kernel/arch/powerpc/platforms/pseries/event_sources.c b/kernel/arch/powerpc/platforms/pseries/event_sources.c
index 6eeb0d4..be661e9 100644
--- a/kernel/arch/powerpc/platforms/pseries/event_sources.c
+++ b/kernel/arch/powerpc/platforms/pseries/event_sources.c
@@ -1,22 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2001 Dave Engebretsen IBM Corporation
- *
- * 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.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#include <asm/prom.h>
+#include <linux/interrupt.h>
+#include <linux/of_irq.h>
#include "pseries.h"
@@ -24,34 +12,19 @@
irq_handler_t handler,
const char *name)
{
- int i, index, count = 0;
- struct of_phandle_args oirq;
- unsigned int virqs[16];
+ int i, virq, rc;
- /* First try to do a proper OF tree parsing */
- for (index = 0; of_irq_parse_one(np, index, &oirq) == 0;
- index++) {
- if (count > 15)
- break;
- virqs[count] = irq_create_of_mapping(&oirq);
- if (!virqs[count]) {
- pr_err("event-sources: Unable to allocate "
- "interrupt number for %pOF\n",
- np);
- WARN_ON(1);
- } else {
- count++;
- }
- }
-
- /* Now request them */
- for (i = 0; i < count; i++) {
- if (request_irq(virqs[i], handler, 0, name, NULL)) {
- pr_err("event-sources: Unable to request interrupt "
- "%d for %pOF\n", virqs[i], np);
- WARN_ON(1);
+ for (i = 0; i < 16; i++) {
+ virq = of_irq_get(np, i);
+ if (virq < 0)
return;
- }
+ if (WARN(!virq, "event-sources: Unable to allocate "
+ "interrupt number for %pOF\n", np))
+ continue;
+
+ rc = request_irq(virq, handler, 0, name, NULL);
+ if (WARN(rc, "event-sources: Unable to request interrupt %d for %pOF\n",
+ virq, np))
+ return;
}
}
-
--
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