These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / arch / mips / loongson / fuloong-2e / irq.c

diff --git a/kernel/arch/mips/loongson/fuloong-2e/irq.c b/kernel/arch/mips/loongson/fuloong-2e/irq.c
deleted file mode 100644 (file)
index ef5ec8f..0000000
--- a/kernel/arch/mips/loongson/fuloong-2e/irq.c
+++ /dev/null
@@ -1,69 +0,0 @@
-/*
- * Copyright (C) 2007 Lemote Inc. & Insititute of Computing Technology
- * Author: Fuxin Zhang, zhangfx@lemote.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/interrupt.h>
-
-#include <asm/irq_cpu.h>
-#include <asm/i8259.h>
-
-#include <loongson.h>
-
-static void i8259_irqdispatch(void)
-{
-       int irq;
-
-       irq = i8259_irq();
-       if (irq >= 0)
-               do_IRQ(irq);
-       else
-               spurious_interrupt();
-}
-
-asmlinkage void mach_irq_dispatch(unsigned int pending)
-{
-       if (pending & CAUSEF_IP7)
-               do_IRQ(MIPS_CPU_IRQ_BASE + 7);
-       else if (pending & CAUSEF_IP6) /* perf counter loverflow */
-               do_perfcnt_IRQ();
-       else if (pending & CAUSEF_IP5)
-               i8259_irqdispatch();
-       else if (pending & CAUSEF_IP2)
-               bonito_irqdispatch();
-       else
-               spurious_interrupt();
-}
-
-static struct irqaction cascade_irqaction = {
-       .handler = no_action,
-       .name = "cascade",
-       .flags = IRQF_NO_THREAD,
-};
-
-void __init mach_init_irq(void)
-{
-       /* init all controller
-        *   0-15         ------> i8259 interrupt
-        *   16-23        ------> mips cpu interrupt
-        *   32-63        ------> bonito irq
-        */
-
-       /* most bonito irq should be level triggered */
-       LOONGSON_INTEDGE = LOONGSON_ICU_SYSTEMERR | LOONGSON_ICU_MASTERERR |
-           LOONGSON_ICU_RETRYERR | LOONGSON_ICU_MBOXES;
-
-       /* Sets the first-level interrupt dispatcher. */
-       mips_cpu_irq_init();
-       init_i8259_irqs();
-       bonito_irq_init();
-
-       /* bonito irq at IP2 */
-       setup_irq(MIPS_CPU_IRQ_BASE + 2, &cascade_irqaction);
-       /* 8259 irq at IP5 */
-       setup_irq(MIPS_CPU_IRQ_BASE + 5, &cascade_irqaction);
-}