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authorVinod Koul <vkoul@kernel.org>2018-10-24 11:15:52 +0300
committerVinod Koul <vkoul@kernel.org>2018-10-24 11:15:52 +0300
commit9b01029dc093262c6ad7fde6940916f154168496 (patch)
tree714cae26ac53b33af7d4aa0cea9bd29d5b1f1652 /include
parent11b73fcf3a3aee7f70dc48eb4fb471a938dbf55e (diff)
parent0e819e3564c0d79e296d3fc851bb4f78fda22ac2 (diff)
downloadlinux-9b01029dc093262c6ad7fde6940916f154168496.tar.xz
Merge branch 'topic/fsl' into for-linus
Diffstat (limited to 'include')
-rw-r--r--include/linux/platform_data/dma-mcf-edma.h38
1 files changed, 38 insertions, 0 deletions
diff --git a/include/linux/platform_data/dma-mcf-edma.h b/include/linux/platform_data/dma-mcf-edma.h
new file mode 100644
index 000000000000..d718ccfa3421
--- /dev/null
+++ b/include/linux/platform_data/dma-mcf-edma.h
@@ -0,0 +1,38 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Freescale eDMA platform data, ColdFire SoC's family.
+ *
+ * Copyright (c) 2017 Angelo Dureghello <angelo@sysam.it>
+ *
+ * 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.
+ */
+
+#ifndef __LINUX_PLATFORM_DATA_MCF_EDMA_H__
+#define __LINUX_PLATFORM_DATA_MCF_EDMA_H__
+
+struct dma_slave_map;
+
+bool mcf_edma_filter_fn(struct dma_chan *chan, void *param);
+
+#define MCF_EDMA_FILTER_PARAM(ch) ((void *)ch)
+
+/**
+ * struct mcf_edma_platform_data - platform specific data for eDMA engine
+ *
+ * @ver The eDMA module version.
+ * @dma_channels The number of eDMA channels.
+ */
+struct mcf_edma_platform_data {
+ int dma_channels;
+ const struct dma_slave_map *slave_map;
+ int slavecnt;
+};
+
+#endif /* __LINUX_PLATFORM_DATA_MCF_EDMA_H__ */