kernel_5.10 no rt

hc

2023-12-11 6778948f9de86c3cfaf36725a7c87dcff9ba247f

 kernel/arch/arm/mach-ebsa110/core.c
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@@ -1,11 +1,8 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  *  linux/arch/arm/mach-ebsa110/core.c
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  *
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  *  Copyright (C) 1998-2001 Russell King
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License version 2 as
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- * published by the Free Software Foundation.
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  *
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  *  Extra MM routines for the EBSA-110 architecture
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  */
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@@ -20,7 +17,6 @@
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 #include <asm/irq.h>
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 #include <asm/setup.h>
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 #include <asm/mach-types.h>
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-#include <asm/pgtable.h>
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 #include <asm/page.h>
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 #include <asm/system_misc.h>
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@@ -204,17 +200,13 @@
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 	return IRQ_HANDLED;
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 }
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-static struct irqaction ebsa110_timer_irq = {
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-	.name		= "EBSA110 Timer Tick",
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-	.flags		= IRQF_TIMER | IRQF_IRQPOLL,
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-	.handler	= ebsa110_timer_interrupt,
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-};
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-
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 /*
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  * Set up timer interrupt.
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  */
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 void __init ebsa110_timer_init(void)
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 {
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+	int irq = IRQ_EBSA110_TIMER0;
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+
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 	arch_gettimeoffset = ebsa110_gettimeoffset;
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 	/*
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@@ -224,7 +216,9 @@
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 	__raw_writeb(COUNT & 0xff, PIT_T1);
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 	__raw_writeb(COUNT >> 8, PIT_T1);
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-	setup_irq(IRQ_EBSA110_TIMER0, &ebsa110_timer_irq);
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+	if (request_irq(irq, ebsa110_timer_interrupt, IRQF_TIMER | IRQF_IRQPOLL,
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+			"EBSA110 Timer Tick", NULL))
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+		pr_err("Failed to request irq %d (EBSA110 Timer Tick)\n", irq);
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 }
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 static struct plat_serial8250_port serial_platform_data[] = {