1 files changed, 141 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/camera/util/interface/ia_css_util.h b/drivers/staging/media/atomisp/pci/atomisp2/css2400/camera/util/interface/ia_css_util.h
new file mode 100644
index 0000000..f8b2e45
--- /dev/null
+++ b/drivers/staging/media/atomisp/pci/atomisp2/css2400/camera/util/interface/ia_css_util.h
@@ -0,0 +1,141 @@
+/*
+ * 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 __IA_CSS_UTIL_H__
+#define __IA_CSS_UTIL_H__
+
+#include <ia_css_err.h>
+#include <error_support.h>
+#include <type_support.h>
+#include <ia_css_frame_public.h>
+#include <ia_css_stream_public.h>
+#include <ia_css_stream_format.h>
+
+/** @brief convert "errno" error code to "ia_css_err" error code
+ *
+ * @param[in]	"errno" error code
+ * @return	"ia_css_err" error code
+ *
+ */
+enum ia_css_err ia_css_convert_errno(
+	int in_err);
+
+/** @brief check vf frame info.
+ *
+ * @param[in] info
+ * @return	IA_CSS_SUCCESS or error code upon error.
+ *
+ */
+extern enum ia_css_err ia_css_util_check_vf_info(
+	const struct ia_css_frame_info * const info);
+
+/** @brief check input configuration.
+ *
+ * @param[in] stream_config
+ * @param[in] must_be_raw
+ * @return	IA_CSS_SUCCESS or error code upon error.
+ *
+ */
+extern enum ia_css_err ia_css_util_check_input(
+	const struct ia_css_stream_config * const stream_config,
+	bool must_be_raw,
+	bool must_be_yuv);
+
+/** @brief check vf and out frame info.
+ *
+ * @param[in] out_info
+ * @param[in] vf_info
+ * @return	IA_CSS_SUCCESS or error code upon error.
+ *
+ */
+extern enum ia_css_err ia_css_util_check_vf_out_info(
+	const struct ia_css_frame_info * const out_info,
+	const struct ia_css_frame_info * const vf_info);
+
+/** @brief check width and height
+ *
+ * @param[in] width
+ * @param[in] height
+ * @return	IA_CSS_SUCCESS or error code upon error.
+ *
+ */
+extern enum ia_css_err ia_css_util_check_res(
+	unsigned int width,
+	unsigned int height);
+
+#ifdef ISP2401
+/** @brief compare resolutions (less or equal)
+ *
+ * @param[in] a resolution
+ * @param[in] b resolution
+ * @return    true if both dimensions of a are less or
+ *            equal than those of b, false otherwise
+ *
+ */
+extern bool ia_css_util_res_leq(
+	struct ia_css_resolution a,
+	struct ia_css_resolution b);
+
+/**
+ * @brief Check if resolution is zero
+ *
+ * @param[in] resolution The resolution to check
+ *
+ * @returns true if resolution is zero
+ */
+extern bool ia_css_util_resolution_is_zero(
+		const struct ia_css_resolution resolution);
+
+/**
+ * @brief Check if resolution is even
+ *
+ * @param[in] resolution The resolution to check
+ *
+ * @returns true if resolution is even
+ */
+extern bool ia_css_util_resolution_is_even(
+		const struct ia_css_resolution resolution);
+
+#endif
+/** @brief check width and height
+ *
+ * @param[in] stream_format
+ * @param[in] two_ppc
+ * @return bits per pixel based on given parameters.
+ *
+ */
+extern unsigned int ia_css_util_input_format_bpp(
+	enum ia_css_stream_format stream_format,
+	bool two_ppc);
+
+/** @brief check if input format it raw
+ *
+ * @param[in] stream_format
+ * @return true if the input format is raw or false otherwise
+ *
+ */
+extern bool ia_css_util_is_input_format_raw(
+	enum ia_css_stream_format stream_format);
+
+/** @brief check if input format it yuv
+ *
+ * @param[in] stream_format
+ * @return true if the input format is yuv or false otherwise
+ *
+ */
+extern bool ia_css_util_is_input_format_yuv(
+	enum ia_css_stream_format stream_format);
+
+#endif /* __IA_CSS_UTIL_H__ */
+