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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /sound/soc/samsung/idma.h
parentInitial commit. (diff)
downloadlinux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz
linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'sound/soc/samsung/idma.h')
-rw-r--r--sound/soc/samsung/idma.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/sound/soc/samsung/idma.h b/sound/soc/samsung/idma.h
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--- /dev/null
+++ b/sound/soc/samsung/idma.h
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+/*
+ * sound/soc/samsung/idma.h
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd
+ * http://www.samsung.com
+ *
+ * This program 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 __SND_SOC_SAMSUNG_IDMA_H_
+#define __SND_SOC_SAMSUNG_IDMA_H_
+
+extern void idma_reg_addr_init(void __iomem *regs, dma_addr_t addr);
+
+/* dma_state */
+#define LPAM_DMA_STOP 0
+#define LPAM_DMA_START 1
+
+#define MAX_IDMA_PERIOD (128 * 1024)
+#define MAX_IDMA_BUFFER (160 * 1024)
+
+#endif /* __SND_SOC_SAMSUNG_IDMA_H_ */