initial GL libraries for msm8960
Change-Id: I16451c70a079894ac326d3564d96f1fbafcd4f1b
Signed-off-by: Iliyan Malchev <malchev@google.com>
diff --git a/libgralloc/alloc_controller.cpp b/libgralloc/alloc_controller.cpp
new file mode 100644
index 0000000..47cdc68
--- /dev/null
+++ b/libgralloc/alloc_controller.cpp
@@ -0,0 +1,438 @@
+/*
+ * Copyright (c) 2011-2012, Code Aurora Forum. All rights reserved.
+
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials provided
+ * with the distribution.
+ * * Neither the name of Code Aurora Forum, Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+ * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+ * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <cutils/log.h>
+#include <utils/RefBase.h>
+#include <fcntl.h>
+#include "gralloc_priv.h"
+#include "alloc_controller.h"
+#include "memalloc.h"
+#include "ionalloc.h"
+#include "ashmemalloc.h"
+#include "gr.h"
+
+using namespace gralloc;
+using android::sp;
+
+const int GRALLOC_HEAP_MASK = GRALLOC_USAGE_PRIVATE_ADSP_HEAP |
+ GRALLOC_USAGE_PRIVATE_UI_CONTIG_HEAP |
+ GRALLOC_USAGE_PRIVATE_SMI_HEAP |
+ GRALLOC_USAGE_PRIVATE_SYSTEM_HEAP |
+ GRALLOC_USAGE_PRIVATE_IOMMU_HEAP |
+ GRALLOC_USAGE_PRIVATE_MM_HEAP |
+ GRALLOC_USAGE_PRIVATE_WRITEBACK_HEAP |
+ GRALLOC_USAGE_PRIVATE_CAMERA_HEAP;
+
+
+//Common functions
+static bool canFallback(int compositionType, int usage, bool triedSystem)
+{
+ // Fallback to system heap when alloc fails unless
+ // 1. Composition type is MDP
+ // 2. Alloc from system heap was already tried
+ // 3. The heap type is requsted explicitly
+ // 4. The heap type is protected
+ // 5. The buffer is meant for external display only
+
+ if(compositionType == MDP_COMPOSITION)
+ return false;
+ if(triedSystem)
+ return false;
+ if(usage & (GRALLOC_HEAP_MASK | GRALLOC_USAGE_PROTECTED))
+ return false;
+ if(usage & (GRALLOC_HEAP_MASK | GRALLOC_USAGE_EXTERNAL_ONLY))
+ return false;
+ //Return true by default
+ return true;
+}
+
+static bool useUncached(int usage)
+{
+ // System heaps cannot be uncached
+ if(usage & (GRALLOC_USAGE_PRIVATE_SYSTEM_HEAP |
+ GRALLOC_USAGE_PRIVATE_IOMMU_HEAP))
+ return false;
+ if (usage & GRALLOC_USAGE_PRIVATE_UNCACHED)
+ return true;
+ return false;
+}
+
+sp<IAllocController> IAllocController::sController = NULL;
+sp<IAllocController> IAllocController::getInstance(bool useMasterHeap)
+{
+ if(sController == NULL) {
+#ifdef USE_ION
+ sController = new IonController();
+#else
+ if(useMasterHeap)
+ sController = new PmemAshmemController();
+ else
+ sController = new PmemKernelController();
+#endif
+ }
+ return sController;
+}
+
+
+//-------------- IonController-----------------------//
+IonController::IonController()
+{
+ mIonAlloc = new IonAlloc();
+}
+
+int IonController::allocate(alloc_data& data, int usage,
+ int compositionType)
+{
+ int ionFlags = 0;
+ int ret;
+ bool noncontig = false;
+
+ data.uncached = useUncached(usage);
+ if(usage & GRALLOC_USAGE_PRIVATE_UI_CONTIG_HEAP)
+ ionFlags |= ION_HEAP(ION_SF_HEAP_ID);
+
+ if(usage & GRALLOC_USAGE_PRIVATE_SYSTEM_HEAP) {
+ ionFlags |= ION_HEAP(ION_SYSTEM_HEAP_ID);
+ noncontig = true;
+ }
+
+ if(usage & GRALLOC_USAGE_PRIVATE_IOMMU_HEAP)
+ ionFlags |= ION_HEAP(ION_IOMMU_HEAP_ID);
+
+ if(usage & GRALLOC_USAGE_PRIVATE_MM_HEAP)
+ ionFlags |= ION_HEAP(ION_CP_MM_HEAP_ID);
+
+ if(usage & GRALLOC_USAGE_PRIVATE_WRITEBACK_HEAP)
+ ionFlags |= ION_HEAP(ION_CP_WB_HEAP_ID);
+
+ if(usage & GRALLOC_USAGE_PRIVATE_CAMERA_HEAP)
+ ionFlags |= ION_HEAP(ION_CAMERA_HEAP_ID);
+
+ if(usage & GRALLOC_USAGE_PROTECTED)
+ ionFlags |= ION_SECURE;
+
+ if(usage & GRALLOC_USAGE_PRIVATE_DO_NOT_MAP)
+ data.allocType = private_handle_t::PRIV_FLAGS_NOT_MAPPED;
+
+ // if no flags are set, default to
+ // SF + IOMMU heaps, so that bypass can work
+ // we can fall back to system heap if
+ // we run out.
+ if(!ionFlags)
+ ionFlags = ION_HEAP(ION_SF_HEAP_ID) | ION_HEAP(ION_IOMMU_HEAP_ID);
+
+ data.flags = ionFlags;
+ ret = mIonAlloc->alloc_buffer(data);
+ // Fallback
+ if(ret < 0 && canFallback(compositionType,
+ usage,
+ (ionFlags & ION_SYSTEM_HEAP_ID)))
+ {
+ ALOGW("Falling back to system heap");
+ data.flags = ION_HEAP(ION_SYSTEM_HEAP_ID);
+ noncontig = true;
+ ret = mIonAlloc->alloc_buffer(data);
+ }
+
+ if(ret >= 0 ) {
+ data.allocType = private_handle_t::PRIV_FLAGS_USES_ION;
+ if(noncontig)
+ data.allocType |= private_handle_t::PRIV_FLAGS_NONCONTIGUOUS_MEM;
+ if(ionFlags & ION_SECURE)
+ data.allocType |= private_handle_t::PRIV_FLAGS_SECURE_BUFFER;
+ }
+
+ return ret;
+}
+
+sp<IMemAlloc> IonController::getAllocator(int flags)
+{
+ sp<IMemAlloc> memalloc;
+ if (flags & private_handle_t::PRIV_FLAGS_USES_ION) {
+ memalloc = mIonAlloc;
+ } else {
+ ALOGE("%s: Invalid flags passed: 0x%x", __FUNCTION__, flags);
+ }
+
+ return memalloc;
+}
+
+#if 0
+//-------------- PmemKernelController-----------------------//
+
+PmemKernelController::PmemKernelController()
+{
+ mPmemAdspAlloc = new PmemKernelAlloc(DEVICE_PMEM_ADSP);
+ // XXX: Right now, there is no need to maintain an instance
+ // of the SMI allocator as we need it only in a few cases
+}
+
+PmemKernelController::~PmemKernelController()
+{
+}
+
+int PmemKernelController::allocate(alloc_data& data, int usage,
+ int compositionType)
+{
+ int ret = 0;
+ bool adspFallback = false;
+ if (!(usage & GRALLOC_USAGE_PRIVATE_SMI_HEAP))
+ adspFallback = true;
+
+ // Try SMI first
+ if ((usage & GRALLOC_USAGE_PRIVATE_SMI_HEAP) ||
+ (usage & GRALLOC_USAGE_EXTERNAL_DISP) ||
+ (usage & GRALLOC_USAGE_PROTECTED))
+ {
+ int tempFd = open(DEVICE_PMEM_SMIPOOL, O_RDWR, 0);
+ if(tempFd > 0) {
+ close(tempFd);
+ sp<IMemAlloc> memalloc;
+ memalloc = new PmemKernelAlloc(DEVICE_PMEM_SMIPOOL);
+ ret = memalloc->alloc_buffer(data);
+ if(ret >= 0)
+ return ret;
+ else {
+ if(adspFallback)
+ ALOGW("Allocation from SMI failed, trying ADSP");
+ }
+ }
+ }
+
+ if ((usage & GRALLOC_USAGE_PRIVATE_ADSP_HEAP) || adspFallback) {
+ ret = mPmemAdspAlloc->alloc_buffer(data);
+ }
+ return ret;
+}
+
+sp<IMemAlloc> PmemKernelController::getAllocator(int flags)
+{
+ sp<IMemAlloc> memalloc;
+ if (flags & private_handle_t::PRIV_FLAGS_USES_PMEM_ADSP)
+ memalloc = mPmemAdspAlloc;
+ else {
+ ALOGE("%s: Invalid flags passed: 0x%x", __FUNCTION__, flags);
+ memalloc = NULL;
+ }
+
+ return memalloc;
+}
+
+//-------------- PmemAshmmemController-----------------------//
+
+PmemAshmemController::PmemAshmemController()
+{
+ mPmemUserspaceAlloc = new PmemUserspaceAlloc();
+ mAshmemAlloc = new AshmemAlloc();
+ mPmemKernelCtrl = new PmemKernelController();
+}
+
+PmemAshmemController::~PmemAshmemController()
+{
+}
+
+int PmemAshmemController::allocate(alloc_data& data, int usage,
+ int compositionType)
+{
+ int ret = 0;
+
+ // Make buffers cacheable by default
+ data.uncached = false;
+
+ // Override if we explicitly need uncached buffers
+ if (usage & GRALLOC_USAGE_PRIVATE_UNCACHED)
+ data.uncached = true;
+
+ // If ADSP or SMI is requested use the kernel controller
+ if(usage & (GRALLOC_USAGE_PRIVATE_ADSP_HEAP|
+ GRALLOC_USAGE_PRIVATE_SMI_HEAP)) {
+ ret = mPmemKernelCtrl->allocate(data, usage, compositionType);
+ if(ret < 0)
+ ALOGE("%s: Failed to allocate ADSP/SMI memory", __func__);
+ else
+ data.allocType = private_handle_t::PRIV_FLAGS_USES_PMEM_ADSP;
+ return ret;
+ }
+
+ if(usage & GRALLOC_USAGE_PRIVATE_SYSTEM_HEAP) {
+ ret = mAshmemAlloc->alloc_buffer(data);
+ if(ret >= 0) {
+ data.allocType = private_handle_t::PRIV_FLAGS_USES_ASHMEM;
+ data.allocType |= private_handle_t::PRIV_FLAGS_NONCONTIGUOUS_MEM;
+ }
+ return ret;
+ }
+
+ // if no memory specific flags are set,
+ // default to EBI heap, so that bypass
+ // can work. We can fall back to system
+ // heap if we run out.
+ ret = mPmemUserspaceAlloc->alloc_buffer(data);
+
+ // Fallback
+ if(ret >= 0 ) {
+ data.allocType = private_handle_t::PRIV_FLAGS_USES_PMEM;
+ } else if(ret < 0 && canFallback(compositionType, usage, false)) {
+ ALOGW("Falling back to ashmem");
+ ret = mAshmemAlloc->alloc_buffer(data);
+ if(ret >= 0) {
+ data.allocType = private_handle_t::PRIV_FLAGS_USES_ASHMEM;
+ data.allocType |= private_handle_t::PRIV_FLAGS_NONCONTIGUOUS_MEM;
+ }
+ }
+
+ return ret;
+}
+
+sp<IMemAlloc> PmemAshmemController::getAllocator(int flags)
+{
+ sp<IMemAlloc> memalloc;
+ if (flags & private_handle_t::PRIV_FLAGS_USES_PMEM)
+ memalloc = mPmemUserspaceAlloc;
+ else if (flags & private_handle_t::PRIV_FLAGS_USES_PMEM_ADSP)
+ memalloc = mPmemKernelCtrl->getAllocator(flags);
+ else if (flags & private_handle_t::PRIV_FLAGS_USES_ASHMEM)
+ memalloc = mAshmemAlloc;
+ else {
+ ALOGE("%s: Invalid flags passed: 0x%x", __FUNCTION__, flags);
+ memalloc = NULL;
+ }
+
+ return memalloc;
+}
+#endif
+
+size_t getBufferSizeAndDimensions(int width, int height, int format,
+ int& alignedw, int &alignedh)
+{
+ size_t size;
+
+ alignedw = ALIGN(width, 32);
+ alignedh = ALIGN(height, 32);
+ switch (format) {
+ case HAL_PIXEL_FORMAT_RGBA_8888:
+ case HAL_PIXEL_FORMAT_RGBX_8888:
+ case HAL_PIXEL_FORMAT_BGRA_8888:
+ size = alignedw * alignedh * 4;
+ break;
+ case HAL_PIXEL_FORMAT_RGB_888:
+ size = alignedw * alignedh * 3;
+ break;
+ case HAL_PIXEL_FORMAT_RGB_565:
+ case HAL_PIXEL_FORMAT_RGBA_5551:
+ case HAL_PIXEL_FORMAT_RGBA_4444:
+ size = alignedw * alignedh * 2;
+ break;
+
+ // adreno formats
+ case HAL_PIXEL_FORMAT_YCrCb_420_SP_ADRENO: // NV21
+ size = ALIGN(alignedw*alignedh, 4096);
+ size += ALIGN(2 * ALIGN(width/2, 32) * ALIGN(height/2, 32), 4096);
+ break;
+ case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED: // NV12
+ // The chroma plane is subsampled,
+ // but the pitch in bytes is unchanged
+ // The GPU needs 4K alignment, but the video decoder needs 8K
+ alignedw = ALIGN(width, 128);
+ size = ALIGN( alignedw * alignedh, 8192);
+ size += ALIGN( alignedw * ALIGN(height/2, 32), 8192);
+ break;
+ case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
+ case HAL_PIXEL_FORMAT_YCbCr_420_SP:
+ case HAL_PIXEL_FORMAT_YCrCb_420_SP:
+ case HAL_PIXEL_FORMAT_YV12:
+ if ((format == HAL_PIXEL_FORMAT_YV12) && ((width&1) || (height&1))) {
+ ALOGE("w or h is odd for the YV12 format");
+ return -EINVAL;
+ }
+ alignedw = ALIGN(width, 16);
+ alignedh = height;
+ if (HAL_PIXEL_FORMAT_NV12_ENCODEABLE == format) {
+ // The encoder requires a 2K aligned chroma offset.
+ size = ALIGN(alignedw*alignedh, 2048) +
+ (ALIGN(alignedw/2, 16) * (alignedh/2))*2;
+ } else {
+ size = alignedw*alignedh +
+ (ALIGN(alignedw/2, 16) * (alignedh/2))*2;
+ }
+ size = ALIGN(size, 4096);
+ break;
+
+ default:
+ ALOGE("unrecognized pixel format: %d", format);
+ return -EINVAL;
+ }
+
+ return size;
+}
+
+// Allocate buffer from width, height and format into a
+// private_handle_t. It is the responsibility of the caller
+// to free the buffer using the free_buffer function
+int alloc_buffer(private_handle_t **pHnd, int w, int h, int format, int usage)
+{
+ alloc_data data;
+ int alignedw, alignedh;
+ android::sp<gralloc::IAllocController> sAlloc =
+ gralloc::IAllocController::getInstance(false);
+ data.base = 0;
+ data.fd = -1;
+ data.offset = 0;
+ data.size = getBufferSizeAndDimensions(w, h, format, alignedw, alignedh);
+ data.align = getpagesize();
+ data.uncached = useUncached(usage);
+ int allocFlags = usage;
+
+ int err = sAlloc->allocate(data, allocFlags, 0);
+ if (0 != err) {
+ ALOGE("%s: allocate failed", __FUNCTION__);
+ return -ENOMEM;
+ }
+
+ private_handle_t* hnd = new private_handle_t(data.fd, data.size,
+ data.allocType, 0, format, alignedw, alignedh);
+ hnd->base = (int) data.base;
+ hnd->offset = data.offset;
+ hnd->gpuaddr = 0;
+ *pHnd = hnd;
+ return 0;
+}
+
+void free_buffer(private_handle_t *hnd)
+{
+ android::sp<gralloc::IAllocController> sAlloc =
+ gralloc::IAllocController::getInstance(false);
+ if (hnd && hnd->fd > 0) {
+ sp<IMemAlloc> memalloc = sAlloc->getAllocator(hnd->flags);
+ memalloc->free_buffer((void*)hnd->base, hnd->size, hnd->offset, hnd->fd);
+ }
+ if(hnd)
+ delete hnd;
+
+}