Files
android_vendor_qcom_opensou…/libgralloc/gpu.cpp
Sushil Chauhan 8516eccba7 gralloc: Query GPU for UBWC use cases only
1. Query GPU only if the client uses UBWC specific HAL pixel format
or sets UBWC gralloc flag in the usage flags.
2. Add an adreno pixel format in the utils.

Change-Id: I84a4701b40deae349f49440f0508972974c4b12a
2015-04-13 15:32:32 -07:00

406 lines
14 KiB
C++

/*
* Copyright (C) 2010 The Android Open Source Project
* Copyright (c) 2011-2014 The Linux Foundation. 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 <limits.h>
#include <unistd.h>
#include <fcntl.h>
#include <cutils/properties.h>
#include <sys/mman.h>
#include "gr.h"
#include "gpu.h"
#include "memalloc.h"
#include "alloc_controller.h"
#include <qdMetaData.h>
using namespace gralloc;
#define SZ_1M 0x100000
gpu_context_t::gpu_context_t(const private_module_t* module,
IAllocController* alloc_ctrl ) :
mAllocCtrl(alloc_ctrl)
{
// Zero out the alloc_device_t
memset(static_cast<alloc_device_t*>(this), 0, sizeof(alloc_device_t));
// Initialize the procs
common.tag = HARDWARE_DEVICE_TAG;
common.version = 0;
common.module = const_cast<hw_module_t*>(&module->base.common);
common.close = gralloc_close;
alloc = gralloc_alloc;
free = gralloc_free;
}
int gpu_context_t::gralloc_alloc_buffer(unsigned int size, int usage,
buffer_handle_t* pHandle, int bufferType,
int format, int width, int height)
{
int err = 0;
int flags = 0;
size = roundUpToPageSize(size);
alloc_data data;
data.offset = 0;
data.fd = -1;
data.base = 0;
if(format == HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED)
data.align = 8192;
else
data.align = getpagesize();
/* force 1MB alignment selectively for secure buffers, MDP5 onwards */
if ((usage & GRALLOC_USAGE_PROTECTED) &&
(usage & GRALLOC_USAGE_PRIVATE_MM_HEAP)) {
data.align = ALIGN((int) data.align, SZ_1M);
size = ALIGN(size, data.align);
}
data.size = size;
data.pHandle = (uintptr_t) pHandle;
err = mAllocCtrl->allocate(data, usage);
if (!err) {
/* allocate memory for enhancement data */
alloc_data eData;
eData.fd = -1;
eData.base = 0;
eData.offset = 0;
eData.size = ROUND_UP_PAGESIZE(sizeof(MetaData_t));
eData.pHandle = data.pHandle;
eData.align = getpagesize();
int eDataUsage = 0;
int eDataErr = mAllocCtrl->allocate(eData, eDataUsage);
ALOGE_IF(eDataErr, "gralloc failed for eDataErr=%s",
strerror(-eDataErr));
if (usage & GRALLOC_USAGE_PRIVATE_EXTERNAL_ONLY) {
flags |= private_handle_t::PRIV_FLAGS_EXTERNAL_ONLY;
}
ColorSpace_t colorSpace = ITU_R_601;
flags |= private_handle_t::PRIV_FLAGS_ITU_R_601;
if (bufferType == BUFFER_TYPE_VIDEO) {
if (usage & GRALLOC_USAGE_HW_CAMERA_WRITE) {
// Per the camera spec ITU 709 format should be set only for
// video encoding.
// It should be set to ITU 601 full range format for any other
// camera buffer
//
if (usage & GRALLOC_USAGE_HW_CAMERA_MASK) {
if (usage & GRALLOC_USAGE_HW_VIDEO_ENCODER) {
flags |= private_handle_t::PRIV_FLAGS_ITU_R_709;
colorSpace = ITU_R_709;
} else {
flags |= private_handle_t::PRIV_FLAGS_ITU_R_601_FR;
colorSpace = ITU_R_601_FR;
}
}
}
}
if (usage & GRALLOC_USAGE_HW_VIDEO_ENCODER ) {
flags |= private_handle_t::PRIV_FLAGS_VIDEO_ENCODER;
}
if (usage & GRALLOC_USAGE_HW_CAMERA_WRITE) {
flags |= private_handle_t::PRIV_FLAGS_CAMERA_WRITE;
}
if (usage & GRALLOC_USAGE_HW_CAMERA_READ) {
flags |= private_handle_t::PRIV_FLAGS_CAMERA_READ;
}
if (usage & GRALLOC_USAGE_HW_COMPOSER) {
flags |= private_handle_t::PRIV_FLAGS_HW_COMPOSER;
}
if (usage & GRALLOC_USAGE_HW_TEXTURE) {
flags |= private_handle_t::PRIV_FLAGS_HW_TEXTURE;
}
if(usage & GRALLOC_USAGE_PRIVATE_SECURE_DISPLAY) {
flags |= private_handle_t::PRIV_FLAGS_SECURE_DISPLAY;
}
if(isMacroTileEnabled(format, usage)) {
flags |= private_handle_t::PRIV_FLAGS_TILE_RENDERED;
}
if (isUBwcEnabled(format, usage) &&
AdrenoMemInfo::getInstance().isUBWCSupportedByGPU(format)) {
flags |= private_handle_t::PRIV_FLAGS_UBWC_ALIGNED;
}
if(usage & (GRALLOC_USAGE_SW_READ_MASK | GRALLOC_USAGE_SW_WRITE_MASK)) {
flags |= private_handle_t::PRIV_FLAGS_CPU_RENDERED;
}
if (usage & (GRALLOC_USAGE_HW_VIDEO_ENCODER |
GRALLOC_USAGE_HW_CAMERA_WRITE |
GRALLOC_USAGE_HW_RENDER |
GRALLOC_USAGE_HW_FB)) {
flags |= private_handle_t::PRIV_FLAGS_NON_CPU_WRITER;
}
if(false == data.uncached) {
flags |= private_handle_t::PRIV_FLAGS_CACHED;
}
flags |= data.allocType;
uint64_t eBaseAddr = (uint64_t)(eData.base) + eData.offset;
private_handle_t *hnd = new private_handle_t(data.fd, size, flags,
bufferType, format, width, height, eData.fd, eData.offset,
eBaseAddr);
hnd->offset = data.offset;
hnd->base = (uint64_t)(data.base) + data.offset;
hnd->gpuaddr = 0;
setMetaData(hnd, UPDATE_COLOR_SPACE, (void*) &colorSpace);
*pHandle = hnd;
}
ALOGE_IF(err, "gralloc failed err=%s", strerror(-err));
return err;
}
void gpu_context_t::getGrallocInformationFromFormat(int inputFormat,
int *bufferType)
{
*bufferType = BUFFER_TYPE_VIDEO;
if (inputFormat <= HAL_PIXEL_FORMAT_sRGB_X_8888) {
// RGB formats
*bufferType = BUFFER_TYPE_UI;
} else if ((inputFormat == HAL_PIXEL_FORMAT_R_8) ||
(inputFormat == HAL_PIXEL_FORMAT_RG_88)) {
*bufferType = BUFFER_TYPE_UI;
}
}
int gpu_context_t::gralloc_alloc_framebuffer_locked(int usage,
buffer_handle_t* pHandle)
{
private_module_t* m = reinterpret_cast<private_module_t*>(common.module);
// This allocation will only happen when gralloc is in fb mode
if (m->framebuffer == NULL) {
ALOGE("%s: Invalid framebuffer", __FUNCTION__);
return -EINVAL;
}
const unsigned int bufferMask = m->bufferMask;
const uint32_t numBuffers = m->numBuffers;
unsigned int bufferSize = m->finfo.line_length * m->info.yres;
//adreno needs FB size to be page aligned
bufferSize = roundUpToPageSize(bufferSize);
if (numBuffers == 1) {
// If we have only one buffer, we never use page-flipping. Instead,
// we return a regular buffer which will be memcpy'ed to the main
// screen when post is called.
int newUsage = (usage & ~GRALLOC_USAGE_HW_FB) | GRALLOC_USAGE_HW_2D;
return gralloc_alloc_buffer(bufferSize, newUsage, pHandle, BUFFER_TYPE_UI,
m->fbFormat, m->info.xres, m->info.yres);
}
if (bufferMask >= ((1LU<<numBuffers)-1)) {
// We ran out of buffers.
return -ENOMEM;
}
// create a "fake" handle for it
uint64_t vaddr = uint64_t(m->framebuffer->base);
// As GPU needs ION FD, the private handle is created
// using ION fd and ION flags are set
private_handle_t* hnd = new private_handle_t(
dup(m->framebuffer->fd), bufferSize,
private_handle_t::PRIV_FLAGS_USES_ION |
private_handle_t::PRIV_FLAGS_FRAMEBUFFER,
BUFFER_TYPE_UI, m->fbFormat, m->info.xres,
m->info.yres);
// find a free slot
for (uint32_t i=0 ; i<numBuffers ; i++) {
if ((bufferMask & (1LU<<i)) == 0) {
m->bufferMask |= (uint32_t)(1LU<<i);
break;
}
vaddr += bufferSize;
}
hnd->base = vaddr;
hnd->offset = (unsigned int)(vaddr - m->framebuffer->base);
*pHandle = hnd;
return 0;
}
int gpu_context_t::gralloc_alloc_framebuffer(int usage,
buffer_handle_t* pHandle)
{
private_module_t* m = reinterpret_cast<private_module_t*>(common.module);
pthread_mutex_lock(&m->lock);
int err = gralloc_alloc_framebuffer_locked(usage, pHandle);
pthread_mutex_unlock(&m->lock);
return err;
}
int gpu_context_t::alloc_impl(int w, int h, int format, int usage,
buffer_handle_t* pHandle, int* pStride,
unsigned int bufferSize) {
if (!pHandle || !pStride)
return -EINVAL;
unsigned int size;
int alignedw, alignedh;
int grallocFormat = format;
int bufferType;
//If input format is HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED then based on
//the usage bits, gralloc assigns a format.
if(format == HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED ||
format == HAL_PIXEL_FORMAT_YCbCr_420_888) {
if (usage & GRALLOC_USAGE_PRIVATE_ALLOC_UBWC)
grallocFormat = HAL_PIXEL_FORMAT_YCbCr_420_SP_VENUS_UBWC;
else if(usage & GRALLOC_USAGE_HW_VIDEO_ENCODER)
grallocFormat = HAL_PIXEL_FORMAT_NV12_ENCODEABLE; //NV12
else if((usage & GRALLOC_USAGE_HW_CAMERA_MASK)
== GRALLOC_USAGE_HW_CAMERA_ZSL)
grallocFormat = HAL_PIXEL_FORMAT_NV21_ZSL; //NV21 ZSL
else if(usage & GRALLOC_USAGE_HW_CAMERA_READ)
grallocFormat = HAL_PIXEL_FORMAT_YCrCb_420_SP; //NV21
else if(usage & GRALLOC_USAGE_HW_CAMERA_WRITE)
grallocFormat = HAL_PIXEL_FORMAT_YCrCb_420_SP; //NV21
else if(usage & GRALLOC_USAGE_HW_COMPOSER)
//XXX: If we still haven't set a format, default to RGBA8888
grallocFormat = HAL_PIXEL_FORMAT_RGBA_8888;
}
getGrallocInformationFromFormat(grallocFormat, &bufferType);
size = getBufferSizeAndDimensions(w, h, grallocFormat, usage, alignedw,
alignedh);
if ((unsigned int)size <= 0)
return -EINVAL;
size = (bufferSize >= size)? bufferSize : size;
bool useFbMem = false;
char property[PROPERTY_VALUE_MAX];
if((usage & GRALLOC_USAGE_HW_FB) &&
(property_get("debug.gralloc.map_fb_memory", property, NULL) > 0) &&
(!strncmp(property, "1", PROPERTY_VALUE_MAX ) ||
(!strncasecmp(property,"true", PROPERTY_VALUE_MAX )))) {
useFbMem = true;
}
int err = 0;
if(useFbMem) {
err = gralloc_alloc_framebuffer(usage, pHandle);
} else {
err = gralloc_alloc_buffer(size, usage, pHandle, bufferType,
grallocFormat, alignedw, alignedh);
}
if (err < 0) {
return err;
}
*pStride = alignedw;
return 0;
}
int gpu_context_t::free_impl(private_handle_t const* hnd) {
private_module_t* m = reinterpret_cast<private_module_t*>(common.module);
if (hnd->flags & private_handle_t::PRIV_FLAGS_FRAMEBUFFER) {
const unsigned int bufferSize = m->finfo.line_length * m->info.yres;
unsigned int index = (unsigned int) ((hnd->base - m->framebuffer->base)
/ bufferSize);
m->bufferMask &= (uint32_t)~(1LU<<index);
} else {
terminateBuffer(&m->base, const_cast<private_handle_t*>(hnd));
IMemAlloc* memalloc = mAllocCtrl->getAllocator(hnd->flags);
int err = memalloc->free_buffer((void*)hnd->base, hnd->size,
hnd->offset, hnd->fd);
if(err)
return err;
// free the metadata space
unsigned int size = ROUND_UP_PAGESIZE(sizeof(MetaData_t));
err = memalloc->free_buffer((void*)hnd->base_metadata,
size, hnd->offset_metadata,
hnd->fd_metadata);
if (err)
return err;
}
delete hnd;
return 0;
}
int gpu_context_t::gralloc_alloc(alloc_device_t* dev, int w, int h, int format,
int usage, buffer_handle_t* pHandle,
int* pStride)
{
if (!dev) {
return -EINVAL;
}
gpu_context_t* gpu = reinterpret_cast<gpu_context_t*>(dev);
return gpu->alloc_impl(w, h, format, usage, pHandle, pStride, 0);
}
int gpu_context_t::gralloc_alloc_size(alloc_device_t* dev, int w, int h,
int format, int usage,
buffer_handle_t* pHandle, int* pStride,
int bufferSize)
{
if (!dev) {
return -EINVAL;
}
gpu_context_t* gpu = reinterpret_cast<gpu_context_t*>(dev);
return gpu->alloc_impl(w, h, format, usage, pHandle, pStride, bufferSize);
}
int gpu_context_t::gralloc_free(alloc_device_t* dev,
buffer_handle_t handle)
{
if (private_handle_t::validate(handle) < 0)
return -EINVAL;
private_handle_t const* hnd = reinterpret_cast<private_handle_t const*>(handle);
gpu_context_t* gpu = reinterpret_cast<gpu_context_t*>(dev);
return gpu->free_impl(hnd);
}
/*****************************************************************************/
int gpu_context_t::gralloc_close(struct hw_device_t *dev)
{
gpu_context_t* ctx = reinterpret_cast<gpu_context_t*>(dev);
if (ctx) {
/* TODO: keep a list of all buffer_handle_t created, and free them
* all here.
*/
delete ctx;
}
return 0;
}