commit f48302a6117683db6c338e229e0028c221e34122
author Prabhanjan Kandula <pkandula@codeaurora.org> Fri Feb 10 15:46:04 2017 -0800
committer Prabhanjan Kandula <pkandula@codeaurora.org> Mon Feb 27 18:02:59 2017 -0800
tree 6e47e7f0a21fc9572660ddc811f6cd18813b3ba8
parent b08b43ff0b8663589f0e4cd70adfe8cfde780a4b

gralloc: Add support for 8-bit RAW MIPI stream

Define new HAL color format for RAW-8 stream and
add support for buffer allocation with RAW-8 format.

Change-Id: I1ee1dbd270d25c27e52c5dd023345c8283c658d2

libgralloc1/gr_allocator.cpp

diff --git a/libgralloc1/gr_allocator.cpp b/libgralloc1/gr_allocator.cpp
index 3c01fbd..142b5d9 100644
--- a/libgralloc1/gr_allocator.cpp
+++ b/libgralloc1/gr_allocator.cpp
@@ -218,6 +218,9 @@
     case HAL_PIXEL_FORMAT_RAW10:
       size = ALIGN(alignedw * alignedh, SIZE_4K);
       break;
+    case HAX_PIXEL_FORMAT_RAW8:
+      size = alignedw * alignedh * 1;
+      break;
 
     // adreno formats
     case HAL_PIXEL_FORMAT_YCrCb_420_SP_ADRENO:  // NV21
@@ -402,6 +405,7 @@
     case HAL_PIXEL_FORMAT_NV21_ZSL:
     case HAL_PIXEL_FORMAT_RAW16:
     case HAL_PIXEL_FORMAT_RAW10:
+    case HAL_PIXEL_FORMAT_RAW8:
       GetYuvSPPlaneInfo(hnd->base, width, height, 1, ycbcr);
       std::swap(ycbcr->cb, ycbcr->cr);
       break;
@@ -777,6 +781,9 @@
     case HAL_PIXEL_FORMAT_RAW10:
       aligned_w = ALIGN(width * 10 / 8, 16);
       break;
+    case HAL_PIXEL_FORMAT_RAW8:
+      aligned_w = ALIGN(width, 8);
+      break;
     case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED:
       aligned_w = ALIGN(width, 128);
       break;

libgralloc1/gralloc_priv.h

diff --git a/libgralloc1/gralloc_priv.h b/libgralloc1/gralloc_priv.h
index fa04b1b..7cede19 100644
--- a/libgralloc1/gralloc_priv.h
+++ b/libgralloc1/gralloc_priv.h
@@ -116,6 +116,7 @@
 #define HAL_PIXEL_FORMAT_NV21_ZSL 0x113
 #define HAL_PIXEL_FORMAT_YCrCb_420_SP_VENUS 0x114
 #define HAL_PIXEL_FORMAT_BGR_565 0x115
+#define HAX_PIXEL_FORMAT_RAW8 0x116
 
 // 10 bit
 #define HAL_PIXEL_FORMAT_RGBA_1010102 0x116