display: Clean up gralloc
* Remove pmem and ashmem implementations
* Remove usage of RefBase
* Reduce log verbosity
Change-Id: If8ef543d236e5305bd5430f4f9c62c51b3a13787
diff --git a/libgralloc/alloc_controller.cpp b/libgralloc/alloc_controller.cpp
index 5d0cf2b..2ba0d6a 100644
--- a/libgralloc/alloc_controller.cpp
+++ b/libgralloc/alloc_controller.cpp
@@ -28,30 +28,16 @@
*/
#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 "pmemalloc.h"
-#include "ashmemalloc.h"
#include "gr.h"
#include "comptype.h"
using namespace gralloc;
using namespace qdutils;
-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 usage, bool triedSystem)
@@ -88,18 +74,11 @@
return false;
}
-sp<IAllocController> IAllocController::sController = NULL;
-sp<IAllocController> IAllocController::getInstance(bool useMasterHeap)
+IAllocController* IAllocController::sController = NULL;
+IAllocController* IAllocController::getInstance(void)
{
if(sController == NULL) {
-#ifdef USE_ION
sController = new IonController();
-#else
- if(useMasterHeap)
- sController = new PmemAshmemController();
- else
- sController = new PmemKernelController();
-#endif
}
return sController;
}
@@ -111,8 +90,7 @@
mIonAlloc = new IonAlloc();
}
-int IonController::allocate(alloc_data& data, int usage,
- int compositionType)
+int IonController::allocate(alloc_data& data, int usage)
{
int ionFlags = 0;
int ret;
@@ -135,20 +113,12 @@
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_PRIVATE_CP_BUFFER)
ionFlags |= ION_SECURE;
- if(usage & GRALLOC_USAGE_PRIVATE_DO_NOT_MAP)
- data.allocType |= private_handle_t::PRIV_FLAGS_NOT_MAPPED;
- else
- 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
@@ -180,9 +150,9 @@
return ret;
}
-sp<IMemAlloc> IonController::getAllocator(int flags)
+IMemAlloc* IonController::getAllocator(int flags)
{
- sp<IMemAlloc> memalloc;
+ IMemAlloc* memalloc;
if (flags & private_handle_t::PRIV_FLAGS_USES_ION) {
memalloc = mIonAlloc;
} else {
@@ -192,151 +162,6 @@
return memalloc;
}
-//-------------- PmemKernelController-----------------------//
-//XXX: Remove - we're not using pmem anymore
-#if 0
-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;
- data.allocType = 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(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)
{
@@ -417,8 +242,8 @@
{
alloc_data data;
int alignedw, alignedh;
- android::sp<gralloc::IAllocController> sAlloc =
- gralloc::IAllocController::getInstance(false);
+ gralloc::IAllocController* sAlloc =
+ gralloc::IAllocController::getInstance();
data.base = 0;
data.fd = -1;
data.offset = 0;
@@ -427,14 +252,15 @@
data.uncached = useUncached(usage);
int allocFlags = usage;
- int err = sAlloc->allocate(data, allocFlags, 0);
+ int err = sAlloc->allocate(data, allocFlags);
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);
+ data.allocType, 0, format,
+ alignedw, alignedh);
hnd->base = (int) data.base;
hnd->offset = data.offset;
hnd->gpuaddr = 0;
@@ -444,10 +270,10 @@
void free_buffer(private_handle_t *hnd)
{
- android::sp<gralloc::IAllocController> sAlloc =
- gralloc::IAllocController::getInstance(false);
+ gralloc::IAllocController* sAlloc =
+ gralloc::IAllocController::getInstance();
if (hnd && hnd->fd > 0) {
- sp<IMemAlloc> memalloc = sAlloc->getAllocator(hnd->flags);
+ IMemAlloc* memalloc = sAlloc->getAllocator(hnd->flags);
memalloc->free_buffer((void*)hnd->base, hnd->size, hnd->offset, hnd->fd);
}
if(hnd)
diff --git a/libgralloc/alloc_controller.h b/libgralloc/alloc_controller.h
index 134ad40..f04917a 100644
--- a/libgralloc/alloc_controller.h
+++ b/libgralloc/alloc_controller.h
@@ -29,86 +29,43 @@
#ifndef GRALLOC_ALLOCCONTROLLER_H
#define GRALLOC_ALLOCCONTROLLER_H
-#include <utils/RefBase.h>
-
namespace gralloc {
struct alloc_data;
class IMemAlloc;
class IonAlloc;
-class IAllocController : public android::RefBase {
+class IAllocController {
public:
/* Allocate using a suitable method
* Returns the type of buffer allocated
*/
- virtual int allocate(alloc_data& data, int usage,
- int compositionType) = 0;
+ virtual int allocate(alloc_data& data, int usage) = 0;
- virtual android::sp<IMemAlloc> getAllocator(int flags) = 0;
+ virtual IMemAlloc* getAllocator(int flags) = 0;
virtual ~IAllocController() {};
- static android::sp<IAllocController> getInstance(bool useMasterHeap);
+ static IAllocController* getInstance(void);
private:
- static android::sp<IAllocController> sController;
+ static IAllocController* sController;
};
class IonController : public IAllocController {
public:
- virtual int allocate(alloc_data& data, int usage,
- int compositionType);
+ virtual int allocate(alloc_data& data, int usage);
- virtual android::sp<IMemAlloc> getAllocator(int flags);
+ virtual IMemAlloc* getAllocator(int flags);
IonController();
private:
- android::sp<IonAlloc> mIonAlloc;
+ IonAlloc* mIonAlloc;
};
-
-class PmemKernelController : public IAllocController {
-
- public:
- virtual int allocate(alloc_data& data, int usage,
- int compositionType);
-
- virtual android::sp<IMemAlloc> getAllocator(int flags);
-
- PmemKernelController ();
-
- ~PmemKernelController ();
-
- private:
- android::sp<IMemAlloc> mPmemAdspAlloc;
-
-};
-
-// Main pmem controller - this should only
-// be used within gralloc
-class PmemAshmemController : public IAllocController {
-
- public:
- virtual int allocate(alloc_data& data, int usage,
- int compositionType);
-
- virtual android::sp<IMemAlloc> getAllocator(int flags);
-
- PmemAshmemController();
-
- ~PmemAshmemController();
-
- private:
- android::sp<IMemAlloc> mPmemUserspaceAlloc;
- android::sp<IMemAlloc> mAshmemAlloc;
- android::sp<IAllocController> mPmemKernelCtrl;
-
-};
-
} //end namespace gralloc
#endif // GRALLOC_ALLOCCONTROLLER_H
diff --git a/libgralloc/ashmemalloc.cpp b/libgralloc/ashmemalloc.cpp
deleted file mode 100644
index b659d90..0000000
--- a/libgralloc/ashmemalloc.cpp
+++ /dev/null
@@ -1,138 +0,0 @@
-/*
- * 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 <unistd.h>
-#include <fcntl.h>
-#include <sys/mman.h>
-#include <stdlib.h>
-#include <cutils/log.h>
-#include <linux/ashmem.h>
-#include <cutils/ashmem.h>
-#include <errno.h>
-#include "ashmemalloc.h"
-
-using gralloc::AshmemAlloc;
-int AshmemAlloc::alloc_buffer(alloc_data& data)
-{
- int err = 0;
- int fd = -1;
- void* base = 0;
- int offset = 0;
- char name[ASHMEM_NAME_LEN];
- snprintf(name, ASHMEM_NAME_LEN, "gralloc-buffer-%x", data.pHandle);
- int prot = PROT_READ | PROT_WRITE;
- fd = ashmem_create_region(name, data.size);
- if (fd < 0) {
- ALOGE("couldn't create ashmem (%s)", strerror(errno));
- err = -errno;
- } else {
- if (ashmem_set_prot_region(fd, prot) < 0) {
- ALOGE("ashmem_set_prot_region(fd=%d, prot=%x) failed (%s)",
- fd, prot, strerror(errno));
- close(fd);
- err = -errno;
- } else {
- base = mmap(0, data.size, prot, MAP_SHARED|MAP_POPULATE|MAP_LOCKED, fd, 0);
- if (base == MAP_FAILED) {
- ALOGE("alloc mmap(fd=%d, size=%d, prot=%x) failed (%s)",
- fd, data.size, prot, strerror(errno));
- close(fd);
- err = -errno;
- } else {
- memset((char*)base + offset, 0, data.size);
- }
- }
- }
- if(err == 0) {
- data.fd = fd;
- data.base = base;
- data.offset = offset;
- clean_buffer(base, data.size, offset, fd);
- ALOGD("ashmem: Allocated buffer base:%p size:%d fd:%d",
- base, data.size, fd);
-
- }
- return err;
-
-}
-
-int AshmemAlloc::free_buffer(void* base, size_t size, int offset, int fd)
-{
- ALOGD("ashmem: Freeing buffer base:%p size:%d fd:%d",
- base, size, fd);
- int err = 0;
-
- if(!base) {
- ALOGE("Invalid free");
- return -EINVAL;
- }
- err = unmap_buffer(base, size, offset);
- close(fd);
- return err;
-}
-
-int AshmemAlloc::map_buffer(void **pBase, size_t size, int offset, int fd)
-{
- int err = 0;
- void *base = 0;
-
- base = mmap(0, size, PROT_READ| PROT_WRITE,
- MAP_SHARED|MAP_POPULATE, fd, 0);
- *pBase = base;
- if(base == MAP_FAILED) {
- ALOGE("ashmem: Failed to map memory in the client: %s",
- strerror(errno));
- err = -errno;
- } else {
- ALOGD("ashmem: Mapped buffer base:%p size:%d fd:%d",
- base, size, fd);
- }
- return err;
-}
-
-int AshmemAlloc::unmap_buffer(void *base, size_t size, int offset)
-{
- ALOGD("ashmem: Unmapping buffer base: %p size: %d", base, size);
- int err = munmap(base, size);
- if(err) {
- ALOGE("ashmem: Failed to unmap memory at %p: %s",
- base, strerror(errno));
- }
- return err;
-
-}
-int AshmemAlloc::clean_buffer(void *base, size_t size, int offset, int fd)
-{
- int err = 0;
- if (ioctl(fd, ASHMEM_CACHE_FLUSH_RANGE, NULL)) {
- ALOGE("ashmem: ASHMEM_CACHE_FLUSH_RANGE failed fd = %d", fd);
- }
-
- return err;
-}
-
diff --git a/libgralloc/ashmemalloc.h b/libgralloc/ashmemalloc.h
deleted file mode 100644
index 50daf04..0000000
--- a/libgralloc/ashmemalloc.h
+++ /dev/null
@@ -1,56 +0,0 @@
-/*
- * 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.
- */
-
-#ifndef GRALLOC_ASHMEMALLOC_H
-#define GRALLOC_ASHMEMALLOC_H
-
-#include "memalloc.h"
-#include <linux/ion.h>
-
-namespace gralloc {
-class AshmemAlloc : public IMemAlloc {
-
- public:
- virtual int alloc_buffer(alloc_data& data);
-
- virtual int free_buffer(void *base, size_t size,
- int offset, int fd);
-
- virtual int map_buffer(void **pBase, size_t size,
- int offset, int fd);
-
- virtual int unmap_buffer(void *base, size_t size,
- int offset);
-
- virtual int clean_buffer(void*base, size_t size,
- int offset, int fd);
-
-};
-}
-#endif /* GRALLOC_ASHMEMALLOC_H */
diff --git a/libgralloc/gpu.cpp b/libgralloc/gpu.cpp
index 4f00e4a..b72320b 100644
--- a/libgralloc/gpu.cpp
+++ b/libgralloc/gpu.cpp
@@ -29,10 +29,9 @@
#include "alloc_controller.h"
using namespace gralloc;
-using android::sp;
gpu_context_t::gpu_context_t(const private_module_t* module,
- sp<IAllocController> alloc_ctrl ) :
+ IAllocController* alloc_ctrl ) :
mAllocCtrl(alloc_ctrl)
{
// Zero out the alloc_device_t
@@ -44,9 +43,6 @@
common.module = const_cast<hw_module_t*>(&module->base.common);
common.close = gralloc_close;
alloc = gralloc_alloc;
-#if 0
- allocSize = gralloc_alloc_size;
-#endif
free = gralloc_free;
}
@@ -56,8 +52,8 @@
{
private_module_t* m = reinterpret_cast<private_module_t*>(common.module);
- // we don't support allocations with both the FB and PMEM_ADSP flags
- if (usage & GRALLOC_USAGE_PRIVATE_ADSP_HEAP) {
+ // we don't support framebuffer allocations with graphics heap flags
+ if (usage & GRALLOC_HEAP_MASK) {
return -EINVAL;
}
@@ -140,7 +136,7 @@
else
data.align = getpagesize();
data.pHandle = (unsigned int) pHandle;
- err = mAllocCtrl->allocate(data, usage, 0);
+ err = mAllocCtrl->allocate(data, usage);
if (usage & GRALLOC_USAGE_PRIVATE_UNSYNCHRONIZED) {
flags |= private_handle_t::PRIV_FLAGS_UNSYNCHRONIZED;
@@ -242,7 +238,7 @@
m->bufferMask &= ~(1<<index);
} else {
terminateBuffer(&m->base, const_cast<private_handle_t*>(hnd));
- sp<IMemAlloc> memalloc = mAllocCtrl->getAllocator(hnd->flags);
+ IMemAlloc* memalloc = mAllocCtrl->getAllocator(hnd->flags);
int err = memalloc->free_buffer((void*)hnd->base, (size_t) hnd->size,
hnd->offset, hnd->fd);
if(err)
diff --git a/libgralloc/gpu.h b/libgralloc/gpu.h
index 487f4d1..5a6c0ea 100644
--- a/libgralloc/gpu.h
+++ b/libgralloc/gpu.h
@@ -25,7 +25,6 @@
#include <cutils/log.h>
#include <cutils/ashmem.h>
-#include <utils/RefBase.h>
#include "gralloc_priv.h"
#include <fb_priv.h>
@@ -35,7 +34,7 @@
class gpu_context_t : public alloc_device_t {
public:
gpu_context_t(const private_module_t* module,
- android::sp<IAllocController>alloc_ctrl);
+ IAllocController* alloc_ctrl);
int gralloc_alloc_framebuffer_locked(size_t size, int usage,
buffer_handle_t* pHandle);
@@ -69,7 +68,7 @@
static int gralloc_close(struct hw_device_t *dev);
private:
- android::sp<IAllocController> mAllocCtrl;
+ IAllocController* mAllocCtrl;
void getGrallocInformationFromFormat(int inputFormat,
int *colorFormat,
int *bufferType);
diff --git a/libgralloc/gralloc.cpp b/libgralloc/gralloc.cpp
index cf57fee..7924ae3 100644
--- a/libgralloc/gralloc.cpp
+++ b/libgralloc/gralloc.cpp
@@ -23,7 +23,6 @@
#include <sys/types.h>
#include <sys/ioctl.h>
#include <cutils/properties.h>
-#include <utils/RefBase.h>
#include <linux/android_pmem.h>
@@ -33,7 +32,6 @@
#include "alloc_controller.h"
using namespace gralloc;
-using android::sp;
int fb_device_open(const hw_module_t* module, const char* name,
hw_device_t** device);
@@ -102,7 +100,7 @@
const private_module_t* m = reinterpret_cast<const private_module_t*>(
module);
gpu_context_t *dev;
- sp<IAllocController> alloc_ctrl = IAllocController::getInstance(true);
+ IAllocController* alloc_ctrl = IAllocController::getInstance();
dev = new gpu_context_t(m, alloc_ctrl);
*device = &dev->common;
status = 0;
diff --git a/libgralloc/gralloc_priv.h b/libgralloc/gralloc_priv.h
index c38ed79..52f7ca8 100644
--- a/libgralloc/gralloc_priv.h
+++ b/libgralloc/gralloc_priv.h
@@ -34,33 +34,22 @@
/* gralloc usage bits indicating the type
* of allocation that should be used */
- /* ADSP heap is deprecated, use only if using pmem */
- GRALLOC_USAGE_PRIVATE_ADSP_HEAP = GRALLOC_USAGE_PRIVATE_0,
- /* SF heap is used for application buffers, is not secured */
- GRALLOC_USAGE_PRIVATE_UI_CONTIG_HEAP = GRALLOC_USAGE_PRIVATE_1,
- /* SMI heap is deprecated, use only if using pmem */
- GRALLOC_USAGE_PRIVATE_SMI_HEAP = GRALLOC_USAGE_PRIVATE_2,
/* SYSTEM heap comes from kernel vmalloc,
* can never be uncached, is not secured*/
- GRALLOC_USAGE_PRIVATE_SYSTEM_HEAP = GRALLOC_USAGE_PRIVATE_3,
+ GRALLOC_USAGE_PRIVATE_SYSTEM_HEAP = GRALLOC_USAGE_PRIVATE_0,
+ /* SF heap is used for application buffers, is not secured */
+ GRALLOC_USAGE_PRIVATE_UI_CONTIG_HEAP = GRALLOC_USAGE_PRIVATE_1,
/* IOMMU heap comes from manually allocated pages,
* can be cached/uncached, is not secured */
- GRALLOC_USAGE_PRIVATE_IOMMU_HEAP = 0x01000000,
+ GRALLOC_USAGE_PRIVATE_IOMMU_HEAP = GRALLOC_USAGE_PRIVATE_2,
/* MM heap is a carveout heap for video, can be secured*/
- GRALLOC_USAGE_PRIVATE_MM_HEAP = 0x02000000,
- /* WRITEBACK heap is a carveout heap for writeback, can be secured*/
- GRALLOC_USAGE_PRIVATE_WRITEBACK_HEAP = 0x04000000,
+ GRALLOC_USAGE_PRIVATE_MM_HEAP = GRALLOC_USAGE_PRIVATE_3,
/* CAMERA heap is a carveout heap for camera, is not secured*/
- GRALLOC_USAGE_PRIVATE_CAMERA_HEAP = 0x08000000,
+ GRALLOC_USAGE_PRIVATE_CAMERA_HEAP = 0x01000000,
/* Set this for allocating uncached memory (using O_DSYNC)
* cannot be used with noncontiguous heaps */
- GRALLOC_USAGE_PRIVATE_UNCACHED = 0x00100000,
-
- /* This flag needs to be set when using a non-contiguous heap from ION.
- * If not set, the system heap is assumed to be coming from ashmem
- */
- GRALLOC_USAGE_PRIVATE_ION = 0x00200000,
+ GRALLOC_USAGE_PRIVATE_UNCACHED = 0x02000000,
/* This flag can be set to disable genlock synchronization
* for the gralloc buffer. If this flag is set the caller
@@ -68,18 +57,15 @@
* WARNING - flag is outside the standard PRIVATE region
* and may need to be moved if the gralloc API changes
*/
- GRALLOC_USAGE_PRIVATE_UNSYNCHRONIZED = 0X00400000,
-
- /* Set this flag when you need to avoid mapping the memory in userspace */
- GRALLOC_USAGE_PRIVATE_DO_NOT_MAP = 0X00800000,
+ GRALLOC_USAGE_PRIVATE_UNSYNCHRONIZED = 0X04000000,
/* Buffer content should be displayed on an external display only */
- GRALLOC_USAGE_EXTERNAL_ONLY = 0x00010000,
+ GRALLOC_USAGE_EXTERNAL_ONLY = 0x08000000,
/* Only this buffer content should be displayed on external, even if
* other EXTERNAL_ONLY buffers are available. Used during suspend.
*/
- GRALLOC_USAGE_EXTERNAL_BLOCK = 0x00020000,
+ GRALLOC_USAGE_EXTERNAL_BLOCK = 0x00100000,
/* Use this flag to request content protected buffers. Please note
* that this flag is different from the GRALLOC_USAGE_PROTECTED flag
@@ -87,7 +73,7 @@
* but still need to be protected from screen captures
* 0x00040000 is reserved and these values are subject to change.
*/
- GRALLOC_USAGE_PRIVATE_CP_BUFFER = 0x00080000,
+ GRALLOC_USAGE_PRIVATE_CP_BUFFER = 0x00200000,
};
enum {
@@ -96,12 +82,14 @@
GRALLOC_MODULE_PERFORM_CREATE_HANDLE_FROM_BUFFER = 0x080000001,
};
+#define GRALLOC_HEAP_MASK (GRALLOC_USAGE_PRIVATE_UI_CONTIG_HEAP |\
+ GRALLOC_USAGE_PRIVATE_SYSTEM_HEAP |\
+ GRALLOC_USAGE_PRIVATE_IOMMU_HEAP |\
+ GRALLOC_USAGE_PRIVATE_MM_HEAP |\
+ GRALLOC_USAGE_PRIVATE_CAMERA_HEAP)
#define INTERLACE_MASK 0x80
#define S3D_FORMAT_MASK 0xFF000
-#define DEVICE_PMEM "/dev/pmem"
-#define DEVICE_PMEM_ADSP "/dev/pmem_adsp"
-#define DEVICE_PMEM_SMIPOOL "/dev/pmem_smipool"
/*****************************************************************************/
enum {
/* OEM specific HAL formats */
diff --git a/libgralloc/ionalloc.cpp b/libgralloc/ionalloc.cpp
index 7c8fbf4..8af5a96 100644
--- a/libgralloc/ionalloc.cpp
+++ b/libgralloc/ionalloc.cpp
@@ -27,7 +27,7 @@
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
-
+#define DEBUG 0
#include <linux/ioctl.h>
#include <sys/mman.h>
#include <stdlib.h>
@@ -85,8 +85,7 @@
if(data.uncached) {
// Use the sync FD to alloc and map
// when we need uncached memory
- // XXX: Change O_SYNC to O_DSYNC when available in bionic
- ionSyncFd = open(ION_DEVICE, O_RDONLY|O_SYNC);
+ ionSyncFd = open(ION_DEVICE, O_RDONLY|O_DSYNC);
if(ionSyncFd < 0) {
ALOGE("%s: Failed to open ion device - %s",
__FUNCTION__, strerror(errno));
@@ -119,9 +118,7 @@
return err;
}
- if(!(data.flags & ION_SECURE) &&
- !(data.allocType & private_handle_t::PRIV_FLAGS_NOT_MAPPED)) {
-
+ if(!(data.flags & ION_SECURE)) {
base = mmap(0, ionAllocData.len, PROT_READ|PROT_WRITE,
MAP_SHARED, fd_data.fd, 0);
if(base == MAP_FAILED) {
@@ -145,7 +142,7 @@
data.base = base;
data.fd = fd_data.fd;
ioctl(mIonFd, ION_IOC_FREE, &handle_data);
- ALOGD("ion: Allocated buffer base:%p size:%d fd:%d",
+ ALOGD_IF(DEBUG, "ion: Allocated buffer base:%p size:%d fd:%d",
data.base, ionAllocData.len, data.fd);
return 0;
}
@@ -154,7 +151,7 @@
int IonAlloc::free_buffer(void* base, size_t size, int offset, int fd)
{
Locker::Autolock _l(mLock);
- ALOGD("ion: Freeing buffer base:%p size:%d fd:%d",
+ ALOGD_IF(DEBUG, "ion: Freeing buffer base:%p size:%d fd:%d",
base, size, fd);
int err = 0;
err = open_device();
@@ -182,10 +179,10 @@
*pBase = base;
if(base == MAP_FAILED) {
err = -errno;
- ALOGD("ion: Failed to map memory in the client: %s",
+ ALOGE("ion: Failed to map memory in the client: %s",
strerror(errno));
} else {
- ALOGD("ion: Mapped buffer base:%p size:%d offset:%d fd:%d",
+ ALOGD_IF(DEBUG, "ion: Mapped buffer base:%p size:%d offset:%d fd:%d",
base, size, offset, fd);
}
return err;
@@ -193,7 +190,7 @@
int IonAlloc::unmap_buffer(void *base, size_t size, int offset)
{
- ALOGD("ion: Unmapping buffer base:%p size:%d", base, size);
+ ALOGD_IF(DEBUG, "ion: Unmapping buffer base:%p size:%d", base, size);
int err = 0;
if(munmap(base, size)) {
err = -errno;
diff --git a/libgralloc/mapper.cpp b/libgralloc/mapper.cpp
index 4249f3f..99f9f08 100644
--- a/libgralloc/mapper.cpp
+++ b/libgralloc/mapper.cpp
@@ -44,15 +44,14 @@
#include "memalloc.h"
using namespace gralloc;
-using android::sp;
/*****************************************************************************/
// Return the type of allocator -
// these are used for mapping/unmapping
-static sp<IMemAlloc> getAllocator(int flags)
+static IMemAlloc* getAllocator(int flags)
{
- sp<IMemAlloc> memalloc;
- sp<IAllocController> alloc_ctrl = IAllocController::getInstance(true);
+ IMemAlloc* memalloc;
+ IAllocController* alloc_ctrl = IAllocController::getInstance();
memalloc = alloc_ctrl->getAllocator(flags);
return memalloc;
}
@@ -66,7 +65,7 @@
if (!(hnd->flags & private_handle_t::PRIV_FLAGS_FRAMEBUFFER) &&
!(hnd->flags & private_handle_t::PRIV_FLAGS_SECURE_BUFFER)) {
size_t size = hnd->size;
- sp<IMemAlloc> memalloc = getAllocator(hnd->flags) ;
+ IMemAlloc* memalloc = getAllocator(hnd->flags) ;
int err = memalloc->map_buffer(&mappedAddress, size,
hnd->offset, hnd->fd);
if(err) {
@@ -98,7 +97,7 @@
int err = -EINVAL;
void* base = (void*)hnd->base;
size_t size = hnd->size;
- sp<IMemAlloc> memalloc = getAllocator(hnd->flags) ;
+ IMemAlloc* memalloc = getAllocator(hnd->flags) ;
if(memalloc != NULL)
err = memalloc->unmap_buffer(base, size, hnd->offset);
if (err) {
@@ -284,7 +283,7 @@
if (hnd->flags & private_handle_t::PRIV_FLAGS_NEEDS_FLUSH) {
int err;
- sp<IMemAlloc> memalloc = getAllocator(hnd->flags) ;
+ IMemAlloc* memalloc = getAllocator(hnd->flags) ;
err = memalloc->clean_buffer((void*)hnd->base,
hnd->size, hnd->offset, hnd->fd);
ALOGE_IF(err < 0, "cannot flush handle %p (offs=%x len=%x, flags = 0x%x) err=%s\n",
@@ -328,25 +327,7 @@
private_handle_t::sNumFds, private_handle_t::sNumInts);
hnd->magic = private_handle_t::sMagic;
hnd->fd = fd;
- unsigned int contigFlags = GRALLOC_USAGE_PRIVATE_ADSP_HEAP |
- GRALLOC_USAGE_PRIVATE_UI_CONTIG_HEAP |
- GRALLOC_USAGE_PRIVATE_SMI_HEAP;
-
- if (memoryFlags & contigFlags) {
- // check if the buffer is a pmem buffer
- pmem_region region;
- if (ioctl(fd, PMEM_GET_SIZE, ®ion) < 0)
- hnd->flags = private_handle_t::PRIV_FLAGS_USES_ION;
- else
- hnd->flags = private_handle_t::PRIV_FLAGS_USES_PMEM |
- private_handle_t::PRIV_FLAGS_DO_NOT_FLUSH;
- } else {
- if (memoryFlags & GRALLOC_USAGE_PRIVATE_ION)
- hnd->flags = private_handle_t::PRIV_FLAGS_USES_ION;
- else
- hnd->flags = private_handle_t::PRIV_FLAGS_USES_ASHMEM;
- }
-
+ hnd->flags = private_handle_t::PRIV_FLAGS_USES_ION;
hnd->size = size;
hnd->offset = offset;
hnd->base = intptr_t(base) + offset;
diff --git a/libgralloc/memalloc.h b/libgralloc/memalloc.h
index 349078d..af509fb 100644
--- a/libgralloc/memalloc.h
+++ b/libgralloc/memalloc.h
@@ -31,7 +31,6 @@
#define GRALLOC_MEMALLOC_H
#include <stdlib.h>
-#include <utils/RefBase.h>
namespace gralloc {
@@ -47,7 +46,7 @@
int allocType;
};
-class IMemAlloc : public android::RefBase {
+class IMemAlloc {
public:
// Allocate buffer - fill in the alloc_data
diff --git a/libgralloc/pmem_bestfit_alloc.cpp b/libgralloc/pmem_bestfit_alloc.cpp
deleted file mode 100644
index 3b91dec..0000000
--- a/libgralloc/pmem_bestfit_alloc.cpp
+++ /dev/null
@@ -1,195 +0,0 @@
-/*
- * Copyright (C) 2009 The Android Open Source Project
- * Copyright (c) 2011-2012, Code Aurora Forum. All rights reserved.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <cutils/log.h>
-
-#include "pmem_bestfit_alloc.h"
-
-
-// align all the memory blocks on a cache-line boundary
-const int SimpleBestFitAllocator::kMemoryAlign = 32;
-
-SimpleBestFitAllocator::SimpleBestFitAllocator()
-: mHeapSize(0)
-{
-}
-
-SimpleBestFitAllocator::SimpleBestFitAllocator(size_t size)
-: mHeapSize(0)
-{
- setSize(size);
-}
-
-SimpleBestFitAllocator::~SimpleBestFitAllocator()
-{
- while(!mList.isEmpty()) {
- delete mList.remove(mList.head());
- }
-}
-
-ssize_t SimpleBestFitAllocator::setSize(size_t size)
-{
- Locker::Autolock _l(mLock);
- if (mHeapSize != 0) return -EINVAL;
- size_t pagesize = getpagesize();
- mHeapSize = ((size + pagesize-1) & ~(pagesize-1));
- chunk_t* node = new chunk_t(0, mHeapSize / kMemoryAlign);
- mList.insertHead(node);
- return size;
-}
-
-size_t SimpleBestFitAllocator::size() const
-{
- return mHeapSize;
-}
-
-ssize_t SimpleBestFitAllocator::allocate(size_t size, uint32_t flags)
-{
- Locker::Autolock _l(mLock);
- if (mHeapSize == 0) return -EINVAL;
- ssize_t offset = alloc(size, flags);
- return offset;
-}
-
-ssize_t SimpleBestFitAllocator::deallocate(size_t offset)
-{
- Locker::Autolock _l(mLock);
- if (mHeapSize == 0) return -EINVAL;
- chunk_t const * const freed = dealloc(offset);
- if (freed) {
- return 0;
- }
- return -ENOENT;
-}
-
-ssize_t SimpleBestFitAllocator::alloc(size_t size, uint32_t flags)
-{
- if (size == 0) {
- return 0;
- }
- size = (size + kMemoryAlign-1) / kMemoryAlign;
- chunk_t* free_chunk = 0;
- chunk_t* cur = mList.head();
-
- size_t pagesize = getpagesize();
- while (cur) {
- int extra = ( -cur->start & ((pagesize/kMemoryAlign)-1) ) ;
-
- // best fit
- if (cur->free && (cur->size >= (size+extra))) {
- if ((!free_chunk) || (cur->size < free_chunk->size)) {
- free_chunk = cur;
- }
- if (cur->size == size) {
- break;
- }
- }
- cur = cur->next;
- }
-
- if (free_chunk) {
- const size_t free_size = free_chunk->size;
- free_chunk->free = 0;
- free_chunk->size = size;
- if (free_size > size) {
- int extra = ( -free_chunk->start & ((pagesize/kMemoryAlign)-1) ) ;
- if (extra) {
- chunk_t* split = new chunk_t(free_chunk->start, extra);
- free_chunk->start += extra;
- mList.insertBefore(free_chunk, split);
- }
-
- ALOGE_IF(((free_chunk->start*kMemoryAlign)&(pagesize-1)),
- "page is not aligned!!!");
-
- const ssize_t tail_free = free_size - (size+extra);
- if (tail_free > 0) {
- chunk_t* split = new chunk_t(
- free_chunk->start + free_chunk->size, tail_free);
- mList.insertAfter(free_chunk, split);
- }
- }
- return (free_chunk->start)*kMemoryAlign;
- }
- // we are out of PMEM. Print pmem stats
- // check if there is any leak or fragmentation
-
- ALOGD (" Out of PMEM. Dumping PMEM stats for debugging");
- ALOGD (" ------------- PRINT PMEM STATS --------------");
-
- cur = mList.head();
- static uint32_t node_count;
- static uint64_t allocated, free_space;
-
- while (cur) {
- ALOGD (" Node %d -> Start Address : %u Size %u Free info %d",\
- node_count++, cur->start, cur->size, cur->free);
-
- // if cur-> free is 1 , the node is free
- // calculate the total allocated and total free stats also
-
- if (cur->free)
- free_space += cur->size;
- else
- allocated += cur->size;
- // read next node
- cur = cur->next;
- }
- ALOGD (" Total Allocated: %l Total Free: %l", allocated, free_space );
-
- node_count = 0;
- allocated = 0;
- free_space = 0;
- ALOGD ("----------------------------------------------");
- return -ENOMEM;
-}
-
-SimpleBestFitAllocator::chunk_t* SimpleBestFitAllocator::dealloc(size_t start)
-{
- start = start / kMemoryAlign;
- chunk_t* cur = mList.head();
- while (cur) {
- if (cur->start == start) {
- ALOG_FATAL_IF(cur->free,
- "block at offset 0x%08lX of size 0x%08lX already freed",
- cur->start*kMemoryAlign, cur->size*kMemoryAlign);
-
- // merge freed blocks together
- chunk_t* freed = cur;
- cur->free = 1;
- do {
- chunk_t* const p = cur->prev;
- chunk_t* const n = cur->next;
- if (p && (p->free || !cur->size)) {
- freed = p;
- p->size += cur->size;
- mList.remove(cur);
- delete cur;
- }
- cur = n;
- } while (cur && cur->free);
-
- ALOG_FATAL_IF(!freed->free,
- "freed block at offset 0x%08lX of size 0x%08lX is not free!",
- freed->start * kMemoryAlign, freed->size * kMemoryAlign);
-
- return freed;
- }
- cur = cur->next;
- }
- return 0;
-}
diff --git a/libgralloc/pmem_bestfit_alloc.h b/libgralloc/pmem_bestfit_alloc.h
deleted file mode 100644
index 4346ec3..0000000
--- a/libgralloc/pmem_bestfit_alloc.h
+++ /dev/null
@@ -1,129 +0,0 @@
-/*
- * Copyright (C) 2009 The Android Open Source Project
- * Copyright (c) 2011-2012, Code Aurora Forum. All rights reserved.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-
-#ifndef GRALLOC_ALLOCATOR_H_
-#define GRALLOC_ALLOCATOR_H_
-
-#include <stdint.h>
-#include <sys/types.h>
-
-#include "gr.h"
-#include "pmemalloc.h"
-
-// ----------------------------------------------------------------------------
-
-/*
- * A simple templatized doubly linked-list implementation
- */
-template <typename NODE>
-class LinkedList
-{
- NODE* mFirst;
- NODE* mLast;
-
- public:
- LinkedList() : mFirst(0), mLast(0) { }
- bool isEmpty() const { return mFirst == 0; }
- NODE const* head() const { return mFirst; }
- NODE* head() { return mFirst; }
- NODE const* tail() const { return mLast; }
- NODE* tail() { return mLast; }
-
- void insertAfter(NODE* node, NODE* newNode) {
- newNode->prev = node;
- newNode->next = node->next;
- if (node->next == 0) mLast = newNode;
- else node->next->prev = newNode;
- node->next = newNode;
- }
-
- void insertBefore(NODE* node, NODE* newNode) {
- newNode->prev = node->prev;
- newNode->next = node;
- if (node->prev == 0) mFirst = newNode;
- else node->prev->next = newNode;
- node->prev = newNode;
- }
-
- void insertHead(NODE* newNode) {
- if (mFirst == 0) {
- mFirst = mLast = newNode;
- newNode->prev = newNode->next = 0;
- } else {
- newNode->prev = 0;
- newNode->next = mFirst;
- mFirst->prev = newNode;
- mFirst = newNode;
- }
- }
-
- void insertTail(NODE* newNode) {
- if (mLast == 0) {
- insertHead(newNode);
- } else {
- newNode->prev = mLast;
- newNode->next = 0;
- mLast->next = newNode;
- mLast = newNode;
- }
- }
-
- NODE* remove(NODE* node) {
- if (node->prev == 0) mFirst = node->next;
- else node->prev->next = node->next;
- if (node->next == 0) mLast = node->prev;
- else node->next->prev = node->prev;
- return node;
- }
-};
-
-class SimpleBestFitAllocator : public gralloc::PmemUserspaceAlloc::Allocator
-{
- public:
-
- SimpleBestFitAllocator();
- SimpleBestFitAllocator(size_t size);
- virtual ~SimpleBestFitAllocator();
-
- virtual ssize_t setSize(size_t size);
-
- virtual ssize_t allocate(size_t size, uint32_t flags = 0);
- virtual ssize_t deallocate(size_t offset);
- virtual size_t size() const;
-
- private:
- struct chunk_t {
- chunk_t(size_t start, size_t size)
- : start(start), size(size), free(1), prev(0), next(0) {
- }
- size_t start;
- size_t size : 28;
- int free : 4;
- mutable chunk_t* prev;
- mutable chunk_t* next;
- };
-
- ssize_t alloc(size_t size, uint32_t flags);
- chunk_t* dealloc(size_t start);
-
- static const int kMemoryAlign;
- mutable Locker mLock;
- LinkedList<chunk_t> mList;
- size_t mHeapSize;
-};
-#endif /* GRALLOC_ALLOCATOR_H_ */
diff --git a/libgralloc/pmemalloc.cpp b/libgralloc/pmemalloc.cpp
deleted file mode 100644
index 2286fb0..0000000
--- a/libgralloc/pmemalloc.cpp
+++ /dev/null
@@ -1,387 +0,0 @@
-/*
- * 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 <unistd.h>
-#include <fcntl.h>
-#include <sys/mman.h>
-#include <stdlib.h>
-#include <cutils/log.h>
-#include <errno.h>
-#include <linux/android_pmem.h>
-#include "gralloc_priv.h"
-#include "pmemalloc.h"
-#include "pmem_bestfit_alloc.h"
-
-using namespace gralloc;
-using android::sp;
-
-// Common functions between userspace
-// and kernel allocators
-static int getPmemTotalSize(int fd, size_t* size)
-{
- //XXX: 7x27
- int err = 0;
- pmem_region region;
- if (ioctl(fd, PMEM_GET_TOTAL_SIZE, ®ion)) {
- err = -errno;
- } else {
- *size = region.len;
- }
- return err;
-}
-
-static int getOpenFlags(bool uncached)
-{
- if(uncached)
- return O_RDWR | O_SYNC;
- else
- return O_RDWR;
-}
-
-static int connectPmem(int fd, int master_fd) {
- if (ioctl(fd, PMEM_CONNECT, master_fd))
- return -errno;
- return 0;
-}
-
-static int mapSubRegion(int fd, int offset, size_t size) {
- struct pmem_region sub = { offset, size };
- if (ioctl(fd, PMEM_MAP, &sub))
- return -errno;
- return 0;
-}
-
-static int unmapSubRegion(int fd, int offset, size_t size) {
- struct pmem_region sub = { offset, size };
- if (ioctl(fd, PMEM_UNMAP, &sub))
- return -errno;
- return 0;
-}
-
-static int alignPmem(int fd, size_t size, int align) {
- struct pmem_allocation allocation;
- allocation.size = size;
- allocation.align = align;
- if (ioctl(fd, PMEM_ALLOCATE_ALIGNED, &allocation))
- return -errno;
- return 0;
-}
-
-static int cleanPmem(void *base, size_t size, int offset, int fd) {
- struct pmem_addr pmem_addr;
- pmem_addr.vaddr = (unsigned long) base;
- pmem_addr.offset = offset;
- pmem_addr.length = size;
- if (ioctl(fd, PMEM_CLEAN_INV_CACHES, &pmem_addr))
- return -errno;
- return 0;
-}
-
-//-------------- PmemUserspaceAlloc-----------------------//
-PmemUserspaceAlloc::PmemUserspaceAlloc()
-{
- mPmemDev = DEVICE_PMEM;
- mMasterFd = FD_INIT;
- mAllocator = new SimpleBestFitAllocator();
- pthread_mutex_init(&mLock, NULL);
-}
-
-PmemUserspaceAlloc::~PmemUserspaceAlloc()
-{
-}
-
-int PmemUserspaceAlloc::init_pmem_area_locked()
-{
- ALOGD("%s: Opening master pmem FD", __FUNCTION__);
- int err = 0;
- int fd = open(mPmemDev, O_RDWR, 0);
- if (fd >= 0) {
- size_t size = 0;
- err = getPmemTotalSize(fd, &size);
- ALOGD("%s: Total pmem size: %d", __FUNCTION__, size);
- if (err < 0) {
- ALOGE("%s: PMEM_GET_TOTAL_SIZE failed (%d), limp mode", mPmemDev,
- err);
- size = 8<<20; // 8 MiB
- }
- mAllocator->setSize(size);
-
- void* base = mmap(0, size, PROT_READ|PROT_WRITE, MAP_SHARED, fd,
- 0);
- if (base == MAP_FAILED) {
- err = -errno;
- ALOGE("%s: Failed to map pmem master fd: %s", mPmemDev,
- strerror(errno));
- base = 0;
- close(fd);
- fd = -1;
- } else {
- mMasterFd = fd;
- mMasterBase = base;
- }
- } else {
- err = -errno;
- ALOGE("%s: Failed to open pmem device: %s", mPmemDev,
- strerror(errno));
- }
- return err;
-}
-
-int PmemUserspaceAlloc::init_pmem_area()
-{
- pthread_mutex_lock(&mLock);
- int err = mMasterFd;
- if (err == FD_INIT) {
- // first time, try to initialize pmem
- ALOGD("%s: Initializing pmem area", __FUNCTION__);
- err = init_pmem_area_locked();
- if (err) {
- ALOGE("%s: failed to initialize pmem area", mPmemDev);
- mMasterFd = err;
- }
- } else if (err < 0) {
- // pmem couldn't be initialized, never use it
- } else {
- // pmem OK
- err = 0;
- }
- pthread_mutex_unlock(&mLock);
- return err;
-
-}
-
-int PmemUserspaceAlloc::alloc_buffer(alloc_data& data)
-{
- int err = init_pmem_area();
- if (err == 0) {
- void* base = mMasterBase;
- size_t size = data.size;
- int offset = mAllocator->allocate(size);
- if (offset < 0) {
- // no more pmem memory
- ALOGE("%s: No more pmem available", mPmemDev);
- err = -ENOMEM;
- } else {
- int openFlags = getOpenFlags(data.uncached);
-
- // now create the "sub-heap"
- int fd = open(mPmemDev, openFlags, 0);
- err = fd < 0 ? fd : 0;
-
- // and connect to it
- if (err == 0)
- err = connectPmem(fd, mMasterFd);
-
- // and make it available to the client process
- if (err == 0)
- err = mapSubRegion(fd, offset, size);
-
- if (err < 0) {
- ALOGE("%s: Failed to initialize pmem sub-heap: %d", mPmemDev,
- err);
- close(fd);
- mAllocator->deallocate(offset);
- fd = -1;
- } else {
- ALOGD("%s: Allocated buffer base:%p size:%d offset:%d fd:%d",
- mPmemDev, base, size, offset, fd);
- memset((char*)base + offset, 0, size);
- //Clean cache before flushing to ensure pmem is properly flushed
- err = clean_buffer((void*)((intptr_t) base + offset), size, offset, fd);
- if (err < 0) {
- ALOGE("cleanPmem failed: (%s)", strerror(errno));
- }
- cacheflush(intptr_t(base) + offset, intptr_t(base) + offset + size, 0);
- data.base = base;
- data.offset = offset;
- data.fd = fd;
- }
- }
- }
- return err;
-
-}
-
-int PmemUserspaceAlloc::free_buffer(void* base, size_t size, int offset, int fd)
-{
- ALOGD("%s: Freeing buffer base:%p size:%d offset:%d fd:%d",
- mPmemDev, base, size, offset, fd);
- int err = 0;
- if (fd >= 0) {
- int err = unmapSubRegion(fd, offset, size);
- ALOGE_IF(err<0, "PMEM_UNMAP failed (%s), fd=%d, sub.offset=%u, "
- "sub.size=%u", strerror(errno), fd, offset, size);
- if (err == 0) {
- // we can't deallocate the memory in case of UNMAP failure
- // because it would give that process access to someone else's
- // surfaces, which would be a security breach.
- mAllocator->deallocate(offset);
- }
- close(fd);
- }
- return err;
-}
-
-int PmemUserspaceAlloc::map_buffer(void **pBase, size_t size, int offset, int fd)
-{
- int err = 0;
- size += offset;
- void *base = mmap(0, size, PROT_READ| PROT_WRITE,
- MAP_SHARED, fd, 0);
- *pBase = base;
- if(base == MAP_FAILED) {
- err = -errno;
- ALOGE("%s: Failed to map buffer size:%d offset:%d fd:%d Error: %s",
- mPmemDev, size, offset, fd, strerror(errno));
- } else {
- ALOGD("%s: Mapped buffer base:%p size:%d offset:%d fd:%d",
- mPmemDev, base, size, offset, fd);
- }
- return err;
-
-}
-
-int PmemUserspaceAlloc::unmap_buffer(void *base, size_t size, int offset)
-{
- int err = 0;
- //pmem hack
- base = (void*)(intptr_t(base) - offset);
- size += offset;
- ALOGD("%s: Unmapping buffer base:%p size:%d offset:%d",
- mPmemDev , base, size, offset);
- if (munmap(base, size) < 0) {
- err = -errno;
- ALOGE("%s: Failed to unmap memory at %p :%s",
- mPmemDev, base, strerror(errno));
-
- }
-
- return err;
-}
-
-int PmemUserspaceAlloc::clean_buffer(void *base, size_t size, int offset, int fd)
-{
- return cleanPmem(base, size, offset, fd);
-}
-
-
-//-------------- PmemKernelAlloc-----------------------//
-
-PmemKernelAlloc::PmemKernelAlloc(const char* pmemdev) :
- mPmemDev(pmemdev)
-{
-}
-
-PmemKernelAlloc::~PmemKernelAlloc()
-{
-}
-
-int PmemKernelAlloc::alloc_buffer(alloc_data& data)
-{
- int err, offset = 0;
- int openFlags = getOpenFlags(data.uncached);
- int size = data.size;
-
- int fd = open(mPmemDev, openFlags, 0);
- if (fd < 0) {
- err = -errno;
- ALOGE("%s: Error opening %s", __FUNCTION__, mPmemDev);
- return err;
- }
-
- if (data.align == 8192) {
- // Tile format buffers need physical alignment to 8K
- // Default page size does not need this ioctl
- err = alignPmem(fd, size, 8192);
- if (err < 0) {
- ALOGE("alignPmem failed");
- }
- }
- void* base = mmap(0, size, PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0);
- if (base == MAP_FAILED) {
- err = -errno;
- ALOGE("%s: failed to map pmem fd: %s", mPmemDev,
- strerror(errno));
- close(fd);
- return err;
- }
- memset(base, 0, size);
- clean_buffer((void*)((intptr_t) base + offset), size, offset, fd);
- data.base = base;
- data.offset = 0;
- data.fd = fd;
- ALOGD("%s: Allocated buffer base:%p size:%d fd:%d",
- mPmemDev, base, size, fd);
- return 0;
-
-}
-
-int PmemKernelAlloc::free_buffer(void* base, size_t size, int offset, int fd)
-{
- ALOGD("%s: Freeing buffer base:%p size:%d fd:%d",
- mPmemDev, base, size, fd);
-
- int err = unmap_buffer(base, size, offset);
- close(fd);
- return err;
-}
-
-int PmemKernelAlloc::map_buffer(void **pBase, size_t size, int offset, int fd)
-{
- int err = 0;
- void *base = mmap(0, size, PROT_READ| PROT_WRITE,
- MAP_SHARED, fd, 0);
- *pBase = base;
- if(base == MAP_FAILED) {
- err = -errno;
- ALOGE("%s: Failed to map memory in the client: %s",
- mPmemDev, strerror(errno));
- } else {
- ALOGD("%s: Mapped buffer base:%p size:%d, fd:%d",
- mPmemDev, base, size, fd);
- }
- return err;
-
-}
-
-int PmemKernelAlloc::unmap_buffer(void *base, size_t size, int offset)
-{
- int err = 0;
- if (munmap(base, size)) {
- err = -errno;
- ALOGW("%s: Error unmapping memory at %p: %s",
- mPmemDev, base, strerror(err));
- }
- return err;
-
-}
-int PmemKernelAlloc::clean_buffer(void *base, size_t size, int offset, int fd)
-{
- return cleanPmem(base, size, offset, fd);
-}
-
diff --git a/libgralloc/pmemalloc.h b/libgralloc/pmemalloc.h
deleted file mode 100644
index 82794ec..0000000
--- a/libgralloc/pmemalloc.h
+++ /dev/null
@@ -1,106 +0,0 @@
-/*
- * 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.
- */
-
-#ifndef GRALLOC_PMEMALLOC_H
-#define GRALLOC_PMEMALLOC_H
-
-#include <linux/ion.h>
-#include <utils/RefBase.h>
-#include "memalloc.h"
-
-namespace gralloc {
-class PmemUserspaceAlloc : public IMemAlloc {
-
- public:
- class Allocator: public android::RefBase {
- public:
- virtual ~Allocator() {};
- virtual ssize_t setSize(size_t size) = 0;
- virtual size_t size() const = 0;
- virtual ssize_t allocate(size_t size, uint32_t flags = 0) = 0;
- virtual ssize_t deallocate(size_t offset) = 0;
- };
-
- virtual int alloc_buffer(alloc_data& data);
-
- virtual int free_buffer(void *base, size_t size,
- int offset, int fd);
-
- virtual int map_buffer(void **pBase, size_t size,
- int offset, int fd);
-
- virtual int unmap_buffer(void *base, size_t size,
- int offset);
-
- virtual int clean_buffer(void*base, size_t size,
- int offset, int fd);
-
- PmemUserspaceAlloc();
-
- ~PmemUserspaceAlloc();
-
- private:
- int mMasterFd;
- void* mMasterBase;
- const char* mPmemDev;
- android::sp<Allocator> mAllocator;
- pthread_mutex_t mLock;
- int init_pmem_area();
- int init_pmem_area_locked();
-
-};
-
-class PmemKernelAlloc : public IMemAlloc {
-
- public:
- virtual int alloc_buffer(alloc_data& data);
-
- virtual int free_buffer(void *base, size_t size,
- int offset, int fd);
-
- virtual int map_buffer(void **pBase, size_t size,
- int offset, int fd);
-
- virtual int unmap_buffer(void *base, size_t size,
- int offset);
-
- virtual int clean_buffer(void*base, size_t size,
- int offset, int fd);
-
- PmemKernelAlloc(const char* device);
-
- ~PmemKernelAlloc();
- private:
- const char* mPmemDev;
-
-
-};
-
-}
-#endif /* GRALLOC_PMEMALLOC_H */