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Diffstat (limited to 'drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/macc/macc1_5/ia_css_macc1_5_types.h')
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/macc/macc1_5/ia_css_macc1_5_types.h74
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diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/macc/macc1_5/ia_css_macc1_5_types.h b/drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/macc/macc1_5/ia_css_macc1_5_types.h
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+++ b/drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/macc/macc1_5/ia_css_macc1_5_types.h
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+/*
+ * 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_MACC1_5_TYPES_H
+#define __IA_CSS_MACC1_5_TYPES_H
+
+/** @file
+* CSS-API header file for Multi-Axis Color Conversion algorithm parameters.
+*/
+
+/** Multi-Axis Color Conversion configuration
+ *
+ * ISP2.6.1: MACC1_5 is used.
+ */
+
+
+/** Number of axes in the MACC table. */
+#define IA_CSS_MACC_NUM_AXES 16
+/** Number of coefficients per MACC axes. */
+#define IA_CSS_MACC_NUM_COEFS 4
+
+/** Multi-Axes Color Correction (MACC) table.
+ *
+ * ISP block: MACC (MACC by only matrix)
+ * MACC1_5 (MACC by matrix and exponent(ia_css_macc_config))
+ * ISP1: MACC is used.
+ * ISP2: MACC1_5 is used.
+ *
+ * [MACC]
+ * OutU = (data00 * InU + data01 * InV) >> 13
+ * OutV = (data10 * InU + data11 * InV) >> 13
+ *
+ * default/ineffective:
+ * OutU = (8192 * InU + 0 * InV) >> 13
+ * OutV = ( 0 * InU + 8192 * InV) >> 13
+ *
+ * [MACC1_5]
+ * OutU = (data00 * InU + data01 * InV) >> (13 - exp)
+ * OutV = (data10 * InU + data11 * InV) >> (13 - exp)
+ *
+ * default/ineffective: (exp=1)
+ * OutU = (4096 * InU + 0 * InV) >> (13 - 1)
+ * OutV = ( 0 * InU + 4096 * InV) >> (13 - 1)
+ */
+struct ia_css_macc1_5_table {
+ int16_t data[IA_CSS_MACC_NUM_COEFS * IA_CSS_MACC_NUM_AXES];
+ /**< 16 of 2x2 matix
+ MACC1_5: s[macc_config.exp].[13-macc_config.exp], [-8192,8191]
+ default/ineffective: (s1.12)
+ 16 of "identity 2x2 matix" {4096,0,0,4096} */
+};
+
+/** Multi-Axes Color Correction (MACC) configuration.
+ *
+ * ISP block: MACC1_5 (MACC by matrix and exponent(ia_css_macc_config))
+ * ISP2: MACC1_5 is used.
+ */
+struct ia_css_macc1_5_config {
+ uint8_t exp; /**< Common exponent of ia_css_macc_table.
+ u8.0, [0,13], default 1, ineffective 1 */
+};
+
+#endif /* __IA_CSS_MACC1_5_TYPES_H */
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