Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / arm64 / include / asm / hardirq.h

diff --git a/kernel/arch/arm64/include/asm/hardirq.h b/kernel/arch/arm64/include/asm/hardirq.h
new file mode 100644 (file)
index 0000000..6aae421
--- /dev/null
+++ b/kernel/arch/arm64/include/asm/hardirq.h
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2012 ARM Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef __ASM_HARDIRQ_H
+#define __ASM_HARDIRQ_H
+
+#include <linux/cache.h>
+#include <linux/threads.h>
+#include <asm/irq.h>
+
+#define NR_IPI 5
+
+typedef struct {
+       unsigned int __softirq_pending;
+#ifdef CONFIG_SMP
+       unsigned int ipi_irqs[NR_IPI];
+#endif
+} ____cacheline_aligned irq_cpustat_t;
+
+#include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */
+
+#define __inc_irq_stat(cpu, member)    __IRQ_STAT(cpu, member)++
+#define __get_irq_stat(cpu, member)    __IRQ_STAT(cpu, member)
+
+#ifdef CONFIG_SMP
+u64 smp_irq_stat_cpu(unsigned int cpu);
+#define arch_irq_stat_cpu      smp_irq_stat_cpu
+#endif
+
+#define __ARCH_IRQ_EXIT_IRQS_DISABLED  1
+
+static inline void ack_bad_irq(unsigned int irq)
+{
+       extern unsigned long irq_err_count;
+       irq_err_count++;
+}
+
+/*
+ * No arch-specific IRQ flags.
+ */
+#define set_irq_flags(irq, flags)
+
+#endif /* __ASM_HARDIRQ_H */