commit 1a7e1f193e023ad157192099660b4f46d6aa374c
author Dileep Marchya <dmarchya@codeaurora.org> Fri Sep 25 19:11:57 2015 -0700
committer Gerrit - the friendly Code Review server <code-review@localhost> Fri Oct 16 16:11:23 2015 -0700
tree dd26cef1604558f2538220f120c73b8de49453bd
parent 2bc7d99f5fb847e06b57754832612579469fc4c0

sdm: Add support for IGC.

- Add support for sRGB IGC.
- Program IGC PP parameters for sRGB contents.

Change-Id: I41b4b0bd8ef60fc7f869c742d084f4c3a3db6635

libgralloc/gralloc_priv.h

diff --git a/libgralloc/gralloc_priv.h b/libgralloc/gralloc_priv.h
old mode 100755
new mode 100644
index 1438546..1370eac
--- a/libgralloc/gralloc_priv.h
+++ b/libgralloc/gralloc_priv.h
@@ -86,6 +86,8 @@
 #define GRALLOC_MODULE_PERFORM_GET_MAP_SECURE_BUFFER_INFO 8
 #define GRALLOC_MODULE_PERFORM_GET_UBWC_FLAG 9
 #define GRALLOC_MODULE_PERFORM_GET_RGB_DATA_ADDRESS 10
+#define GRALLOC_MODULE_PERFORM_GET_IGC 11
+#define GRALLOC_MODULE_PERFORM_SET_IGC 12
 
 /* OEM specific HAL formats */
 
@@ -148,6 +150,10 @@
 #define HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR   0x93DC
 #define HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR   0x93DD
 
+/* possible values for inverse gamma correction */
+#define HAL_IGC_NOT_SPECIFIED     0
+#define HAL_IGC_s_RGB             1
+
 /* possible formats for 3D content*/
 enum {
     HAL_NO_3D                      = 0x0,

libgralloc/mapper.cpp

diff --git a/libgralloc/mapper.cpp b/libgralloc/mapper.cpp
index a5d3e69..8d8532b 100644
--- a/libgralloc/mapper.cpp
+++ b/libgralloc/mapper.cpp
@@ -453,6 +453,33 @@
                 }
             } break;
 
+        case GRALLOC_MODULE_PERFORM_GET_IGC:
+            {
+                private_handle_t* hnd = va_arg(args, private_handle_t*);
+                uint32_t *igc = va_arg(args, uint32_t *);
+                if (!private_handle_t::validate(hnd) && igc) {
+                    MetaData_t *metadata = (MetaData_t *)hnd->base_metadata;
+                    if (metadata && (metadata->operation & SET_IGC)) {
+                        *igc = metadata->igc;
+                        res = 0;
+                    }
+                }
+            } break;
+
+        case GRALLOC_MODULE_PERFORM_SET_IGC:
+            {
+                private_handle_t* hnd = va_arg(args, private_handle_t*);
+                uint32_t igc = va_arg(args, uint32_t);
+                if (!private_handle_t::validate(hnd)) {
+                    MetaData_t *metadata = (MetaData_t *)hnd->base_metadata;
+                    if (metadata) {
+                        metadata->igc = (IGC_t) igc;
+                        metadata->operation |= SET_IGC;
+                        res = 0;
+                    }
+                }
+            } break;
+
         default:
             break;
     }