1 files changed, 82 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/ia_css_mipi.h b/drivers/staging/media/atomisp/pci/atomisp2/css2400/ia_css_mipi.h
new file mode 100644
index 0000000..fd2c01b
--- /dev/null
+++ b/drivers/staging/media/atomisp/pci/atomisp2/css2400/ia_css_mipi.h
@@ -0,0 +1,82 @@
+/*
+ * 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_MIPI_H
+#define __IA_CSS_MIPI_H
+
+/** @file
+ * This file contains MIPI support functionality
+ */
+
+#include <type_support.h>
+#include "ia_css_err.h"
+#include "ia_css_stream_format.h"
+#include "ia_css_input_port.h"
+
+/** Backward compatible for CSS API 2.0 only
+ * TO BE REMOVED when all drivers move to CSS API 2.1.
+ */
+/** @brief Specify a CSS MIPI frame buffer.
+ *
+ * @param[in]	size_mem_words	The frame size in memory words (32B).
+ * @param[in]	contiguous	Allocate memory physically contiguously or not.
+ * @return		The error code.
+ *
+ * \deprecated{Use ia_css_mipi_buffer_config instead.}
+ *
+ * Specifies a CSS MIPI frame buffer: size in memory words (32B).
+ */
+enum ia_css_err
+ia_css_mipi_frame_specify(const unsigned int	size_mem_words,
+				const bool contiguous);
+
+#if !defined(HAS_NO_INPUT_SYSTEM)
+/** @brief Register size of a CSS MIPI frame for check during capturing.
+ *
+ * @param[in]	port	CSI-2 port this check is registered.
+ * @param[in]	size_mem_words	The frame size in memory words (32B).
+ * @return		Return the error in case of failure. E.g. MAX_NOF_ENTRIES REACHED
+ *
+ * Register size of a CSS MIPI frame to check during capturing. Up to
+ *		IA_CSS_MIPI_SIZE_CHECK_MAX_NOF_ENTRIES entries per port allowed. Entries are reset
+ *		when stream is stopped.
+ *
+ *
+ */
+enum ia_css_err
+ia_css_mipi_frame_enable_check_on_size(const enum ia_css_csi2_port port,
+				const unsigned int	size_mem_words);
+#endif
+
+/** @brief Calculate the size of a mipi frame.
+ *
+ * @param[in]	width		The width (in pixels) of the frame.
+ * @param[in]	height		The height (in lines) of the frame.
+ * @param[in]	format		The frame (MIPI) format.
+ * @param[in]	hasSOLandEOL	Whether frame (MIPI) contains (optional) SOL and EOF packets.
+ * @param[in]	embedded_data_size_words		Embedded data size in memory words.
+ * @param		size_mem_words					The mipi frame size in memory words (32B).
+ * @return		The error code.
+ *
+ * Calculate the size of a mipi frame, based on the resolution and format.
+ */
+enum ia_css_err
+ia_css_mipi_frame_calculate_size(const unsigned int width,
+				const unsigned int height,
+				const enum ia_css_stream_format format,
+				const bool hasSOLandEOL,
+				const unsigned int embedded_data_size_words,
+				unsigned int *size_mem_words);
+
+#endif /* __IA_CSS_MIPI_H */