Merge "gralloc: Cache maintenance handling updates"
diff --git a/include/Android.mk b/include/Android.mk
index 6e529cd..b00416b 100644
--- a/include/Android.mk
+++ b/include/Android.mk
@@ -5,6 +5,7 @@
 LOCAL_VENDOR_MODULE           := true
 LOCAL_COPY_HEADERS_TO         := $(common_header_export_path)
 LOCAL_COPY_HEADERS            := color_metadata.h
+LOCAL_COPY_HEADERS            += display_color_processing.h
 
 include $(BUILD_COPY_HEADERS)
 
diff --git a/include/display_color_processing.h b/include/display_color_processing.h
new file mode 100644
index 0000000..dfe9b91
--- /dev/null
+++ b/include/display_color_processing.h
@@ -0,0 +1,89 @@
+/*
+* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
+*
+* Redistribution and use in source and binary forms, with or without
+* modification, are permitted provided that the following conditions are
+* met:
+*    * Redistributions of source code must retain the above copyright
+*      notice, this list of conditions and the following disclaimer.
+*    * Redistributions in binary form must reproduce the above
+*      copyright notice, this list of conditions and the following
+*      disclaimer in the documentation and/or other materials provided
+*      with the distribution.
+*    * Neither the name of The Linux Foundation nor the names of its
+*      contributors may be used to endorse or promote products derived
+*      from this software without specific prior written permission.
+
+* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
+* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
+* ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
+* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#ifndef __DISP_COLOR_PROCESSING_H__
+#define __DISP_COLOR_PROCESSING_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define LUT3D_ENTRIES_SIZE (17 * 17 * 17)
+
+struct rgb {
+  uint32_t r;
+  uint32_t g;
+  uint32_t b;
+};
+
+struct rgb_entry {
+  struct rgb in;
+  struct rgb out;
+};
+
+/*
+struct lut3d_info
+  flags     -- Reserved
+  lut3d_id  -- Unique ID used to distinguish individual 3D Lut tables
+  uniform   -- Identifies if coefficients are uniform (1) or non-uniform (0)
+  num_entries-- Identifies the number of lut values in the table
+  entries   -- Table buffer holding the lut values.
+
+               All coefficients are expected to be tightly packed in the
+               structure, any unused buffer space shall exist at the end
+               of the buffer.
+*/
+struct lut3d_info {
+  uint32_t flags;
+  uint32_t lut3d_id;
+  uint32_t uniform;
+  uint32_t num_entries;
+  struct rgb_entry entries[LUT3D_ENTRIES_SIZE];
+};
+
+/*
+struct lut1d_info
+  flags       -- Reserved
+  bit_width   -- Bit width of each entry
+  num_entries -- Identifies the number of lut values in the table
+  entries     -- Table buffer holding the lut values
+*/
+#define LUT1D_ENTRIES_SIZE (256)
+struct lut1d_info {
+  uint32_t flags;
+  uint32_t bit_width;
+  uint32_t strength;
+  uint32_t num_entries;
+  struct rgb entries[LUT1D_ENTRIES_SIZE];
+};
+
+#ifdef __cplusplus
+}
+#endif
+#endif  // __DISP_COLOR_PROCESSING_H__