diff options
| author | Ch Ganesh Kumar <chganesh@codeaurora.org> | 2017-07-04 18:56:12 +0530 |
|---|---|---|
| committer | Gerrit - the friendly Code Review server <code-review@localhost> | 2017-07-25 22:29:42 -0700 |
| commit | 65788dca88783d1a28e57544220b851dc68f5c66 (patch) | |
| tree | d2ac5ad8e4d6dacf50701410935891c0a1796d3b /sdm/libs/hwc2/hwc_buffer_allocator.cpp | |
| parent | ac2427c9a5176a79c2eb23dcb6c3d1e1129a3ec4 (diff) | |
sdm:hwc2: Add buffer map to tonemap output buffer
Add support for map buffer in hwc buffer allocator
Map intermediate TM buffers before dumping to file
Change-Id: Ic595aec0bca6d841f5469244ece3fd9ba21625e8
Diffstat (limited to 'sdm/libs/hwc2/hwc_buffer_allocator.cpp')
| -rw-r--r-- | sdm/libs/hwc2/hwc_buffer_allocator.cpp | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/sdm/libs/hwc2/hwc_buffer_allocator.cpp b/sdm/libs/hwc2/hwc_buffer_allocator.cpp index 3c8d460d..a1b763ca 100644 --- a/sdm/libs/hwc2/hwc_buffer_allocator.cpp +++ b/sdm/libs/hwc2/hwc_buffer_allocator.cpp @@ -52,6 +52,8 @@ HWCBufferAllocator::HWCBufferAllocator() { gralloc_device_->getFunction(gralloc_device_, GRALLOC1_FUNCTION_RELEASE)); Perform_ = reinterpret_cast<GRALLOC1_PFN_PERFORM>( gralloc_device_->getFunction(gralloc_device_, GRALLOC1_FUNCTION_PERFORM)); + Lock_ = reinterpret_cast<GRALLOC1_PFN_LOCK>( + gralloc_device_->getFunction(gralloc_device_, GRALLOC1_FUNCTION_LOCK)); } HWCBufferAllocator::~HWCBufferAllocator() { @@ -354,4 +356,21 @@ DisplayError HWCBufferAllocator::GetBufferLayout(const AllocatedBufferInfo &buf_ return kErrorNone; } +DisplayError HWCBufferAllocator::MapBuffer(const private_handle_t *handle, int acquire_fence) { + void* buffer_ptr = NULL; + const gralloc1_rect_t accessRegion = { + .left = 0, + .top = 0, + .width = 0, + .height = 0 + }; + Lock_(gralloc_device_, handle, GRALLOC1_PRODUCER_USAGE_CPU_READ, GRALLOC1_CONSUMER_USAGE_NONE, + &accessRegion, &buffer_ptr, acquire_fence); + if (!buffer_ptr) { + return kErrorUndefined; + } + + return kErrorNone; +} + } // namespace sdm |