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Message-Id: <1285281496-24696-9-git-send-email-ddaney@caviumnetworks.com>
Date: Thu, 23 Sep 2010 15:38:15 -0700
From: David Daney <ddaney@...iumnetworks.com>
To: linux-mips@...ux-mips.org, ralf@...ux-mips.org,
linux-kernel@...r.kernel.org
Cc: David Daney <ddaney@...iumnetworks.com>
Subject: [PATCH 8/9] MIPS: Add a platform hook for swiotlb setup.
This allows platforms that are using the swiotlb to initialize it.
Signed-off-by: David Daney <ddaney@...iumnetworks.com>
---
arch/mips/include/asm/bootinfo.h | 5 +++++
arch/mips/kernel/setup.c | 5 +++++
2 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/arch/mips/include/asm/bootinfo.h b/arch/mips/include/asm/bootinfo.h
index 15a8ef0..b3cf989 100644
--- a/arch/mips/include/asm/bootinfo.h
+++ b/arch/mips/include/asm/bootinfo.h
@@ -125,4 +125,9 @@ extern unsigned long fw_arg0, fw_arg1, fw_arg2, fw_arg3;
*/
extern void plat_mem_setup(void);
+/*
+ * Optional platform hook to call swiotlb_setup().
+ */
+extern void plat_swiotlb_setup(void);
+
#endif /* _ASM_BOOTINFO_H */
diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index 85aef3f..8b650da 100644
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -488,6 +488,11 @@ static void __init arch_mem_init(char **cmdline_p)
bootmem_init();
sparse_init();
+
+#ifdef CONFIG_SWIOTLB
+ plat_swiotlb_setup();
+#endif
+
paging_init();
}
--
1.7.2.2
--
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