commit 8deb4da6e8fe4687991da32ae68fa0bca4cb8212
author Dan Stoza <stoza@google.com> Wed Jun 01 18:21:44 2016 -0700
committer Dan Stoza <stoza@google.com> Mon Jun 13 13:29:24 2016 -0700
tree 371c619b2cf19a7d5b916f3fe80eb194b6bf5da0
parent 41b1261e233e78553ad4e3a11dda80b1c5df07c5

libui: Convert Allocator and Mapper to gralloc1

Converts GraphicBufferAllocator and GraphicBufferMapper to speak
gralloc 1.0 (via the C++ shim and optionally the 1On0 adapter) instead
of gralloc 0.x.

Bug: 28401203
Change-Id: Ie1649f0ee72801579be2c2d3c47177b52962a825

include/ui/GraphicBufferAllocator.h

diff --git a/include/ui/GraphicBufferAllocator.h b/include/ui/GraphicBufferAllocator.h
index 5443f09..62ebbd5 100644
--- a/include/ui/GraphicBufferAllocator.h
+++ b/include/ui/GraphicBufferAllocator.h
@@ -27,42 +27,41 @@
 #include <utils/threads.h>
 #include <utils/Singleton.h>
 
+#include <ui/Gralloc1.h>
 #include <ui/PixelFormat.h>
 
-#include <hardware/gralloc.h>
-
-
 namespace android {
-// ---------------------------------------------------------------------------
 
+class Gralloc1Loader;
 class String8;
 
 class GraphicBufferAllocator : public Singleton<GraphicBufferAllocator>
 {
 public:
     enum {
-        USAGE_SW_READ_NEVER     = GRALLOC_USAGE_SW_READ_NEVER,
-        USAGE_SW_READ_RARELY    = GRALLOC_USAGE_SW_READ_RARELY,
-        USAGE_SW_READ_OFTEN     = GRALLOC_USAGE_SW_READ_OFTEN,
-        USAGE_SW_READ_MASK      = GRALLOC_USAGE_SW_READ_MASK,
+        USAGE_SW_READ_NEVER     = GRALLOC1_CONSUMER_USAGE_CPU_READ_NEVER,
+        USAGE_SW_READ_RARELY    = GRALLOC1_CONSUMER_USAGE_CPU_READ,
+        USAGE_SW_READ_OFTEN     = GRALLOC1_CONSUMER_USAGE_CPU_READ_OFTEN,
+        USAGE_SW_READ_MASK      = GRALLOC1_CONSUMER_USAGE_CPU_READ_OFTEN,
 
-        USAGE_SW_WRITE_NEVER    = GRALLOC_USAGE_SW_WRITE_NEVER,
-        USAGE_SW_WRITE_RARELY   = GRALLOC_USAGE_SW_WRITE_RARELY,
-        USAGE_SW_WRITE_OFTEN    = GRALLOC_USAGE_SW_WRITE_OFTEN,
-        USAGE_SW_WRITE_MASK     = GRALLOC_USAGE_SW_WRITE_MASK,
+        USAGE_SW_WRITE_NEVER    = GRALLOC1_PRODUCER_USAGE_CPU_WRITE_NEVER,
+        USAGE_SW_WRITE_RARELY   = GRALLOC1_PRODUCER_USAGE_CPU_WRITE,
+        USAGE_SW_WRITE_OFTEN    = GRALLOC1_PRODUCER_USAGE_CPU_WRITE_OFTEN,
+        USAGE_SW_WRITE_MASK     = GRALLOC1_PRODUCER_USAGE_CPU_WRITE_OFTEN,
 
         USAGE_SOFTWARE_MASK     = USAGE_SW_READ_MASK|USAGE_SW_WRITE_MASK,
 
-        USAGE_HW_TEXTURE        = GRALLOC_USAGE_HW_TEXTURE,
-        USAGE_HW_RENDER         = GRALLOC_USAGE_HW_RENDER,
-        USAGE_HW_2D             = GRALLOC_USAGE_HW_2D,
-        USAGE_HW_MASK           = GRALLOC_USAGE_HW_MASK
+        USAGE_HW_TEXTURE        = GRALLOC1_CONSUMER_USAGE_GPU_TEXTURE,
+        USAGE_HW_RENDER         = GRALLOC1_PRODUCER_USAGE_GPU_RENDER_TARGET,
+        USAGE_HW_2D             = 0x00000400, // Deprecated
+        USAGE_HW_MASK           = 0x00071F00, // Deprecated
     };
 
     static inline GraphicBufferAllocator& get() { return getInstance(); }
 
-    status_t alloc(uint32_t w, uint32_t h, PixelFormat format, uint32_t usage,
-            buffer_handle_t* handle, uint32_t* stride);
+    status_t allocate(uint32_t w, uint32_t h, PixelFormat format,
+            uint32_t usage, buffer_handle_t* handle, uint32_t* stride,
+            uint64_t graphicBufferId);
 
     status_t free(buffer_handle_t handle);
 
@@ -86,7 +85,8 @@
     GraphicBufferAllocator();
     ~GraphicBufferAllocator();
 
-    alloc_device_t  *mAllocDev;
+    std::unique_ptr<Gralloc1::Loader> mLoader;
+    std::unique_ptr<Gralloc1::Device> mDevice;
 };
 
 // ---------------------------------------------------------------------------

include/ui/GraphicBufferMapper.h

diff --git a/include/ui/GraphicBufferMapper.h b/include/ui/GraphicBufferMapper.h
index 6099548..a25809c 100644
--- a/include/ui/GraphicBufferMapper.h
+++ b/include/ui/GraphicBufferMapper.h
@@ -20,13 +20,10 @@
 #include <stdint.h>
 #include <sys/types.h>
 
+#include <ui/Gralloc1.h>
+
 #include <utils/Singleton.h>
 
-#include <hardware/gralloc.h>
-
-
-struct gralloc_module_t;
-
 namespace android {
 
 // ---------------------------------------------------------------------------
@@ -39,6 +36,7 @@
     static inline GraphicBufferMapper& get() { return getInstance(); }
 
     status_t registerBuffer(buffer_handle_t handle);
+    status_t registerBuffer(const GraphicBuffer* buffer);
 
     status_t unregisterBuffer(buffer_handle_t handle);
 
@@ -59,13 +57,13 @@
 
     status_t unlockAsync(buffer_handle_t handle, int *fenceFd);
 
-    // dumps information about the mapping of this handle
-    void dump(buffer_handle_t handle);
-
 private:
     friend class Singleton<GraphicBufferMapper>;
+
     GraphicBufferMapper();
-    gralloc_module_t const *mAllocMod;
+
+    std::unique_ptr<Gralloc1::Loader> mLoader;
+    std::unique_ptr<Gralloc1::Device> mDevice;
 };
 
 // ---------------------------------------------------------------------------