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authorThomas Gleixner <tglx@linutronix.de>2014-07-16 21:57:38 +0200
committerThomas Gleixner <tglx@linutronix.de>2014-07-16 21:57:38 +0200
commitafdb094380889222583df9ef803587f6b8a82c8d (patch)
tree4a03c516568e5c8b994a5739f3d34f4552c78898 /include/linux/amba
parentbe11e6d86081aa6328eaa4fe6dd14ccf39a023c8 (diff)
parent1795cd9b3a91d4b5473c97f491d63892442212ab (diff)
Merge tag 'v3.16-rc5' into timers/core
Reason: Bring in upstream modifications, so the pending changes which depend on them can be queued.
Diffstat (limited to 'include/linux/amba')
-rw-r--r--include/linux/amba/xilinx_dma.h47
1 files changed, 47 insertions, 0 deletions
diff --git a/include/linux/amba/xilinx_dma.h b/include/linux/amba/xilinx_dma.h
new file mode 100644
index 000000000000..34b98f276ed0
--- /dev/null
+++ b/include/linux/amba/xilinx_dma.h
@@ -0,0 +1,47 @@
+/*
+ * Xilinx DMA Engine drivers support header file
+ *
+ * Copyright (C) 2010-2014 Xilinx, Inc. All rights reserved.
+ *
+ * This 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.
+ */
+
+#ifndef __DMA_XILINX_DMA_H
+#define __DMA_XILINX_DMA_H
+
+#include <linux/dma-mapping.h>
+#include <linux/dmaengine.h>
+
+/**
+ * struct xilinx_vdma_config - VDMA Configuration structure
+ * @frm_dly: Frame delay
+ * @gen_lock: Whether in gen-lock mode
+ * @master: Master that it syncs to
+ * @frm_cnt_en: Enable frame count enable
+ * @park: Whether wants to park
+ * @park_frm: Frame to park on
+ * @coalesc: Interrupt coalescing threshold
+ * @delay: Delay counter
+ * @reset: Reset Channel
+ * @ext_fsync: External Frame Sync source
+ */
+struct xilinx_vdma_config {
+ int frm_dly;
+ int gen_lock;
+ int master;
+ int frm_cnt_en;
+ int park;
+ int park_frm;
+ int coalesc;
+ int delay;
+ int reset;
+ int ext_fsync;
+};
+
+int xilinx_vdma_channel_set_config(struct dma_chan *dchan,
+ struct xilinx_vdma_config *cfg);
+
+#endif