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133 lines
7.2 KiB
133 lines
7.2 KiB
/* |
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* Copyright (c) 2016-2017, The Linux Foundation. All rights reserved. |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following |
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* disclaimer in the documentation and/or other materials provided |
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* with the distribution. |
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* * Neither the name of The Linux Foundation nor the names of its |
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* contributors may be used to endorse or promote products derived |
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* from this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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#ifndef __GR_DEVICE_IMPL_H__ |
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#define __GR_DEVICE_IMPL_H__ |
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#include <hardware/hardware.h> |
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#include <hardware/gralloc1.h> |
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#include "gr_buf_mgr.h" |
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struct private_module_t { |
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hw_module_t base; |
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}; |
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#define GRALLOC_IMPL(exp) reinterpret_cast<GrallocImpl const *>(exp) |
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namespace gralloc1 { |
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class GrallocImpl : public gralloc1_device_t { |
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public: |
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static int CloseDevice(hw_device_t *device); |
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static void GetCapabilities(struct gralloc1_device *device, uint32_t *out_count, |
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int32_t * /*gralloc1_capability_t*/ out_capabilities); |
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static gralloc1_function_pointer_t GetFunction( |
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struct gralloc1_device *device, int32_t /*gralloc1_function_descriptor_t*/ descriptor); |
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static GrallocImpl* GetInstance(const struct hw_module_t *module) { |
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static GrallocImpl *instance = new GrallocImpl(module); |
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if (instance->IsInitialized()) { |
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return instance; |
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} else { |
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return nullptr; |
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} |
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} |
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private: |
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static inline gralloc1_error_t Dump(gralloc1_device_t *device, uint32_t *out_size, |
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char *out_buffer); |
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static inline gralloc1_error_t CheckDeviceAndHandle(gralloc1_device_t *device, |
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buffer_handle_t buffer); |
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static gralloc1_error_t CreateBufferDescriptor(gralloc1_device_t *device, |
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gralloc1_buffer_descriptor_t *out_descriptor); |
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static gralloc1_error_t DestroyBufferDescriptor(gralloc1_device_t *device, |
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gralloc1_buffer_descriptor_t descriptor); |
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static gralloc1_error_t SetConsumerUsage(gralloc1_device_t *device, |
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gralloc1_buffer_descriptor_t descriptor, |
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gralloc1_consumer_usage_t usage); |
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static gralloc1_error_t SetBufferDimensions(gralloc1_device_t *device, |
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gralloc1_buffer_descriptor_t descriptor, |
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uint32_t width, uint32_t height); |
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static gralloc1_error_t SetColorFormat(gralloc1_device_t *device, |
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gralloc1_buffer_descriptor_t descriptor, int32_t format); |
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static gralloc1_error_t SetLayerCount(gralloc1_device_t *device, |
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gralloc1_buffer_descriptor_t descriptor, |
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uint32_t layer_count); |
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static gralloc1_error_t SetProducerUsage(gralloc1_device_t *device, |
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gralloc1_buffer_descriptor_t descriptor, |
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gralloc1_producer_usage_t usage); |
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static gralloc1_error_t GetBackingStore(gralloc1_device_t *device, buffer_handle_t buffer, |
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gralloc1_backing_store_t *out_store); |
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static gralloc1_error_t GetConsumerUsage(gralloc1_device_t *device, buffer_handle_t buffer, |
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gralloc1_consumer_usage_t *out_usage); |
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static gralloc1_error_t GetBufferDimensions(gralloc1_device_t *device, buffer_handle_t buffer, |
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uint32_t *out_width, uint32_t *out_height); |
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static gralloc1_error_t GetColorFormat(gralloc1_device_t *device, buffer_handle_t descriptor, |
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int32_t *outFormat); |
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static gralloc1_error_t GetLayerCount(gralloc1_device_t *device, buffer_handle_t buffer, |
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uint32_t *out_layer_count); |
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static gralloc1_error_t GetProducerUsage(gralloc1_device_t *device, buffer_handle_t buffer, |
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gralloc1_producer_usage_t *out_usage); |
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static gralloc1_error_t GetBufferStride(gralloc1_device_t *device, buffer_handle_t buffer, |
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uint32_t *out_stride); |
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static gralloc1_error_t AllocateBuffers(gralloc1_device_t *device, uint32_t num_dptors, |
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const gralloc1_buffer_descriptor_t *descriptors, |
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buffer_handle_t *out_buffers); |
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static gralloc1_error_t RetainBuffer(gralloc1_device_t *device, buffer_handle_t buffer); |
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static gralloc1_error_t ReleaseBuffer(gralloc1_device_t *device, buffer_handle_t buffer); |
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static gralloc1_error_t GetNumFlexPlanes(gralloc1_device_t *device, buffer_handle_t buffer, |
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uint32_t *out_num_planes); |
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static gralloc1_error_t LockBuffer(gralloc1_device_t *device, buffer_handle_t buffer, |
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gralloc1_producer_usage_t prod_usage, |
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gralloc1_consumer_usage_t cons_usage, |
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const gralloc1_rect_t *region, void **out_data, |
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int32_t acquire_fence); |
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static gralloc1_error_t LockFlex(gralloc1_device_t *device, buffer_handle_t buffer, |
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gralloc1_producer_usage_t prod_usage, |
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gralloc1_consumer_usage_t cons_usage, |
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const gralloc1_rect_t *region, |
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struct android_flex_layout *out_flex_layout, |
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int32_t acquire_fence); |
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static gralloc1_error_t UnlockBuffer(gralloc1_device_t *device, buffer_handle_t buffer, |
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int32_t *release_fence); |
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static gralloc1_error_t Gralloc1Perform(gralloc1_device_t *device, int operation, ...); |
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explicit GrallocImpl(const hw_module_t *module); |
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~GrallocImpl(); |
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bool Init(); |
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bool IsInitialized() const { return initalized_; } |
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BufferManager *buf_mgr_ = NULL; |
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bool initalized_ = false; |
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}; |
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} // namespace gralloc1 |
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#endif // __GR_DEVICE_IMPL_H__
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