1 files changed, 60 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/css_2401_csi2p_system/host/isys_dma_private.h b/drivers/staging/media/atomisp/pci/atomisp2/css2400/css_2401_csi2p_system/host/isys_dma_private.h
new file mode 100644
index 000000000000..2cd1aeecf617
--- /dev/null
+++ b/drivers/staging/media/atomisp/pci/atomisp2/css2400/css_2401_csi2p_system/host/isys_dma_private.h
@@ -0,0 +1,60 @@
+/*
+ * Support for Intel Camera Imaging ISP subsystem.
+ * Copyright (c) 2015, Intel Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope 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 __ISYS_DMA_PRIVATE_H_INCLUDED__
+#define __ISYS_DMA_PRIVATE_H_INCLUDED__
+
+#include "isys_dma_public.h"
+#include "device_access.h"
+#include "assert_support.h"
+#include "dma.h"
+#include "dma_v2_defs.h"
+#include "print_support.h"
+
+
+STORAGE_CLASS_ISYS2401_DMA_C void isys2401_dma_reg_store(
+	const isys2401_dma_ID_t	dma_id,
+	const unsigned int	reg,
+	const hrt_data		value)
+{
+	unsigned int reg_loc;
+
+	assert(dma_id < N_ISYS2401_DMA_ID);
+	assert(ISYS2401_DMA_BASE[dma_id] != (hrt_address)-1);
+
+	reg_loc = ISYS2401_DMA_BASE[dma_id] + (reg * sizeof(hrt_data));
+
+	ia_css_print("isys dma store at addr(0x%x) val(%u)\n", reg_loc, (unsigned int)value);
+	ia_css_device_store_uint32(reg_loc, value);
+}
+
+STORAGE_CLASS_ISYS2401_DMA_C hrt_data isys2401_dma_reg_load(
+	const isys2401_dma_ID_t	dma_id,
+	const unsigned int	reg)
+{
+	unsigned int reg_loc;
+	hrt_data value;
+
+	assert(dma_id < N_ISYS2401_DMA_ID);
+	assert(ISYS2401_DMA_BASE[dma_id] != (hrt_address)-1);
+
+	reg_loc = ISYS2401_DMA_BASE[dma_id] + (reg * sizeof(hrt_data));
+
+	value = ia_css_device_load_uint32(reg_loc);
+	ia_css_print("isys dma load from addr(0x%x) val(%u)\n", reg_loc, (unsigned int)value);
+
+	return value;
+}
+
+#endif /* __ISYS_DMA_PRIVATE_H_INCLUDED__ */