1 files changed, 89 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/fpn/fpn_1.0/ia_css_fpn.host.c b/drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/fpn/fpn_1.0/ia_css_fpn.host.c
new file mode 100644
index 0000000..1fb9f27
--- /dev/null
+++ b/drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/fpn/fpn_1.0/ia_css_fpn.host.c
@@ -0,0 +1,89 @@
+/*
+ * 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.
+ */
+
+#include <assert_support.h>
+#include <ia_css_frame_public.h>
+#include <ia_css_frame.h>
+#include <ia_css_binary.h>
+#include <ia_css_types.h>
+#include <sh_css_defs.h>
+#include <ia_css_debug.h>
+
+#define IA_CSS_INCLUDE_CONFIGURATIONS
+#include "ia_css_isp_configs.h"
+#include "isp.h"
+
+#include "ia_css_fpn.host.h"
+
+void
+ia_css_fpn_encode(
+	struct sh_css_isp_fpn_params *to,
+	const struct ia_css_fpn_table *from,
+	unsigned size)
+{
+	(void)size;
+	to->shift = from->shift;
+	to->enabled = from->data != NULL;
+}
+
+void
+ia_css_fpn_dump(
+	const struct sh_css_isp_fpn_params *fpn,
+	unsigned level)
+{
+	if (!fpn) return;
+	ia_css_debug_dtrace(level, "Fixed Pattern Noise Reduction:\n");
+	ia_css_debug_dtrace(level, "\t%-32s = %d\n",
+			"fpn_shift", fpn->shift);
+	ia_css_debug_dtrace(level, "\t%-32s = %d\n",
+			"fpn_enabled", fpn->enabled);
+}
+
+void
+ia_css_fpn_config(
+	struct sh_css_isp_fpn_isp_config *to,
+	const struct ia_css_fpn_configuration *from,
+	unsigned size)
+{
+	unsigned elems_a = ISP_VEC_NELEMS;
+
+	(void)size;
+	ia_css_dma_configure_from_info(&to->port_b, from->info);
+	to->width_a_over_b = elems_a / to->port_b.elems;
+
+	/* Assume divisiblity here, may need to generalize to fixed point. */
+	assert (elems_a % to->port_b.elems == 0);
+}
+
+void
+ia_css_fpn_configure(
+	const struct ia_css_binary     *binary,
+	const struct ia_css_frame_info *info)
+{
+	struct ia_css_frame_info my_info = IA_CSS_BINARY_DEFAULT_FRAME_INFO;
+	const struct ia_css_fpn_configuration config = {
+		&my_info
+	};
+
+	my_info.res.width       = CEIL_DIV(info->res.width, 2);		/* Packed by 2x */
+	my_info.res.height      = info->res.height;
+	my_info.padded_width    = CEIL_DIV(info->padded_width, 2);	/* Packed by 2x */
+	my_info.format          = info->format;
+	my_info.raw_bit_depth   = FPN_BITS_PER_PIXEL;
+	my_info.raw_bayer_order = info->raw_bayer_order;
+	my_info.crop_info       = info->crop_info;
+
+	ia_css_configure_fpn(binary, &config);
+}
+