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authorRalf Baechle <ralf@linux-mips.org>2007-11-19 12:23:51 +0000
committerRalf Baechle <ralf@linux-mips.org>2008-01-29 10:14:57 +0000
commit87353d8ac39c52784da605ecbe965ecdfad609ad (patch)
treec95ce7cbe9b099c21cab71a195621801b04bc05a /include/asm-mips/smp-ops.h
parent19388fb092d89e179575bd0b44f51b57e175edf5 (diff)
downloadblackbird-op-linux-87353d8ac39c52784da605ecbe965ecdfad609ad.tar.gz
blackbird-op-linux-87353d8ac39c52784da605ecbe965ecdfad609ad.zip
[MIPS] SMP: Call platform methods via ops structure.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'include/asm-mips/smp-ops.h')
-rw-r--r--include/asm-mips/smp-ops.h56
1 files changed, 56 insertions, 0 deletions
diff --git a/include/asm-mips/smp-ops.h b/include/asm-mips/smp-ops.h
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+++ b/include/asm-mips/smp-ops.h
@@ -0,0 +1,56 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General
+ * Public License. See the file "COPYING" in the main directory of this
+ * archive for more details.
+ *
+ * Copyright (C) 2000 - 2001 by Kanoj Sarcar (kanoj@sgi.com)
+ * Copyright (C) 2000 - 2001 by Silicon Graphics, Inc.
+ * Copyright (C) 2000, 2001, 2002 Ralf Baechle
+ * Copyright (C) 2000, 2001 Broadcom Corporation
+ */
+#ifndef __ASM_SMP_OPS_H
+#define __ASM_SMP_OPS_H
+
+#ifdef CONFIG_SMP
+
+#include <linux/cpumask.h>
+
+struct plat_smp_ops {
+ void (*send_ipi_single)(int cpu, unsigned int action);
+ void (*send_ipi_mask)(cpumask_t mask, unsigned int action);
+ void (*init_secondary)(void);
+ void (*smp_finish)(void);
+ void (*cpus_done)(void);
+ void (*boot_secondary)(int cpu, struct task_struct *idle);
+ void (*smp_setup)(void);
+ void (*prepare_cpus)(unsigned int max_cpus);
+};
+
+extern void register_smp_ops(struct plat_smp_ops *ops);
+
+static inline void plat_smp_setup(void)
+{
+ extern struct plat_smp_ops *mp_ops; /* private */
+
+ mp_ops->smp_setup();
+}
+
+#else /* !CONFIG_SMP */
+
+struct plat_smp_ops;
+
+static inline void plat_smp_setup(void)
+{
+ /* UP, nothing to do ... */
+}
+
+static inline void register_smp_ops(struct plat_smp_ops *ops)
+{
+}
+
+#endif /* !CONFIG_SMP */
+
+extern struct plat_smp_ops up_smp_ops;
+extern struct plat_smp_ops vsmp_smp_ops;
+
+#endif /* __ASM_SMP_OPS_H */
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