linux-kernel - [PATCH 36/56] microblaze

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Message-Id: <92cd3a27b393bb394d48902594152351a92c59bb.1209897266.git.monstr@monstr.eu>
Date:	Sun,  4 May 2008 13:41:25 +0200
From:	monstr@...nam.cz
To:	linux-kernel@...r.kernel.org
Cc:	arnd@...db.de, linux-arch@...r.kernel.org,
	stephen.neuendorffer@...inx.com, John.Linn@...inx.com,
	john.williams@...alogix.com, matthew@....cx, will.newton@...il.com,
	drepper@...hat.com, microblaze-uclinux@...e.uq.edu.au,
	grant.likely@...retlab.ca, Michal Simek <monstr@...str.eu>
Subject: [PATCH 36/56] microblaze_v2: dma support

From: Michal Simek <monstr@...str.eu>


Signed-off-by: Michal Simek <monstr@...str.eu>
---
 include/asm-microblaze/dma-mapping.h |   17 +++++++++++++++++
 include/asm-microblaze/dma.h         |   20 ++++++++++++++++++++
 include/asm-microblaze/scatterlist.h |   21 +++++++++++++++++++++
 3 files changed, 58 insertions(+), 0 deletions(-)
 create mode 100644 include/asm-microblaze/dma-mapping.h
 create mode 100644 include/asm-microblaze/dma.h
 create mode 100644 include/asm-microblaze/scatterlist.h

diff --git a/include/asm-microblaze/dma-mapping.h b/include/asm-microblaze/dma-mapping.h
new file mode 100644
index 0000000..7227661
--- /dev/null
+++ b/include/asm-microblaze/dma-mapping.h
@@ -0,0 +1,17 @@
+/*
+ * include/asm-microblaze/dma-mapping.h
+ *
+ * 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) 2008 Michal Simek <monstr@...str.eu>
+ * Copyright (C) 2006 Atmark Techno, Inc.
+ */
+
+#ifndef _ASM_MICROBLAZE_DMA_MAPPING_H
+#define _ASM_MICROBLAZE_DMA_MAPPING_H
+
+#include <asm-generic/dma-mapping.h>
+
+#endif /* _ASM_MICROBLAZE_DMA_MAPPING_H */
diff --git a/include/asm-microblaze/dma.h b/include/asm-microblaze/dma.h
new file mode 100644
index 0000000..e36619f
--- /dev/null
+++ b/include/asm-microblaze/dma.h
@@ -0,0 +1,20 @@
+/*
+ * include/asm-microblaze/dma.h
+ *
+ * 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) 2006 Atmark Techno, Inc.
+ */
+
+#ifndef _ASM_MICROBLAZE_DMA_H
+#define _ASM_MICROBLAZE_DMA_H
+
+/* we don't have dma address limit. define it as zero to be
+ * unlimited. */
+#define MAX_DMA_ADDRESS		(0)
+
+#define ISA_DMA_THRESHOLD	(0)
+
+#endif /* _ASM_MICROBLAZE_DMA_H */
diff --git a/include/asm-microblaze/scatterlist.h b/include/asm-microblaze/scatterlist.h
new file mode 100644
index 0000000..76fab58
--- /dev/null
+++ b/include/asm-microblaze/scatterlist.h
@@ -0,0 +1,21 @@
+/*
+ * include/asm-microblaze/scatterlist.h
+ *
+ * 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) 2006 Atmark Techno, Inc.
+ */
+
+#ifndef _ASM_MICROBLAZE_SCATTERLIST_H
+#define _ASM_MICROBLAZE_SCATTERLIST_H
+
+struct scatterlist {
+	unsigned long page_link;
+	unsigned int	offset;
+	dma_addr_t	dma_address;
+	unsigned int	length;
+};
+
+#endif /* _ASM_MICROBLAZE_SCATTERLIST_H */
-- 
1.5.4.GIT

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