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Commit 55980bfb authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Android (Google) Code Review
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Merge "Move BufferHubBase::Lock and ::Unlock from public function to private helper."

parents 6dbc3f6c ef49ca62

libs/vr/libbufferhub/include/private/dvr/buffer_hub_base.h

+10 −10
Original line number Diff line number Diff line
@@ -21,16 +21,6 @@ class BufferHubBase : public pdx::Client { 
  // a file descriptor for the new channel or a negative error code.

  Status<LocalChannelHandle> CreateConsumer();



  // Locks the area specified by (x, y, width, height) for a specific usage. If

  // the usage is software then |addr| will be updated to point to the address

  // of the buffer in virtual memory. The caller should only access/modify the

  // pixels in the specified area. anything else is undefined behavior.

  int Lock(int usage, int x, int y, int width, int height, void** addr);



  // Must be called after Lock() when the caller has finished changing the

  // buffer.

  int Unlock();



  // Gets a blob buffer that was created with ProducerBuffer::CreateBlob.

  // Locking and Unlocking is handled internally. There's no need to Unlock

  // after calling this method.
@@ -128,6 +118,16 @@ class BufferHubBase : public pdx::Client { 
  int UpdateSharedFence(const LocalHandle& new_fence,

                        const LocalHandle& shared_fence);



  // Locks the area specified by (x, y, width, height) for a specific usage. If

  // the usage is software then |addr| will be updated to point to the address

  // of the buffer in virtual memory. The caller should only access/modify the

  // pixels in the specified area. anything else is undefined behavior.

  int Lock(int usage, int x, int y, int width, int height, void** addr);



  // Must be called after Lock() when the caller has finished changing the

  // buffer.

  int Unlock();



  // IonBuffer that is shared between bufferhubd, producer, and consumers.

  size_t metadata_buf_size_{0};

  size_t user_metadata_size_{0};

libs/vr/libvrflinger/tests/vrflinger_test.cpp

+4 −4
Original line number Diff line number Diff line
@@ -205,9 +205,9 @@ TEST(VrFlingerTest, ActivateDeactivate) { 
    ASSERT_EQ(buffer.get()->height(), metrics.get().display_height);



    void* raw_buf = nullptr;

    ASSERT_GE(buffer.get()->Lock(AHARDWAREBUFFER_USAGE_CPU_WRITE_OFTEN,

                                 /*x=*/0, /*y=*/0, buffer.get()->width(),

                                 buffer.get()->height(), &raw_buf),

    ASSERT_GE(buffer.get()->buffer()->Lock(

                  AHARDWAREBUFFER_USAGE_CPU_WRITE_OFTEN, /*x=*/0, /*y=*/0,

                  buffer.get()->width(), buffer.get()->height(), &raw_buf),

              0);

    ASSERT_NE(raw_buf, nullptr);

    uint32_t* pixels = static_cast<uint32_t*>(raw_buf);
@@ -216,7 +216,7 @@ TEST(VrFlingerTest, ActivateDeactivate) { 
      pixels[i] = 0x0000ff00;

    }



    ASSERT_GE(buffer.get()->Unlock(), 0);

    ASSERT_GE(buffer.get()->buffer()->Unlock(), 0);



    ASSERT_GE(buffer.get()->Post(/*ready_fence=*/pdx::LocalHandle()), 0);