fix [3259708] Graphic Buffer Mapper does not support YV12
remove a bunch of a code that was there only to support broken gralloc implementations Change-Id: I3c1a9172224cbcc283601abfbbd695a20815451f
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a5529c8778
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0a757814f3
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@ -1,83 +0,0 @@
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/*
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* Copyright (C) 2008 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ANDROID_UI_PRIVATE_SW_GRALLOC_HANDLE_H
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#define ANDROID_UI_PRIVATE_SW_GRALLOC_HANDLE_H
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#include <stdint.h>
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#include <limits.h>
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#include <sys/cdefs.h>
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#include <hardware/gralloc.h>
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#include <errno.h>
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#include <cutils/native_handle.h>
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namespace android {
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/*****************************************************************************/
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struct sw_gralloc_handle_t : public native_handle
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{
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// file-descriptors
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int fd;
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// ints
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int magic;
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int size;
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int base;
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int prot;
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int pid;
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static const int sNumInts = 5;
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static const int sNumFds = 1;
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static const int sMagic = '_sgh';
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sw_gralloc_handle_t() :
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fd(-1), magic(sMagic), size(0), base(0), prot(0), pid(getpid())
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{
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version = sizeof(native_handle);
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numInts = sNumInts;
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numFds = sNumFds;
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}
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~sw_gralloc_handle_t() {
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magic = 0;
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}
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static int validate(const native_handle* h) {
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const sw_gralloc_handle_t* hnd = (const sw_gralloc_handle_t*)h;
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if (!h || h->version != sizeof(native_handle) ||
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h->numInts != sNumInts || h->numFds != sNumFds ||
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hnd->magic != sMagic)
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{
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return -EINVAL;
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}
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return 0;
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}
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static status_t alloc(uint32_t w, uint32_t h, int format,
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int usage, buffer_handle_t* handle, int32_t* stride);
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static status_t free(sw_gralloc_handle_t* hnd);
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static status_t registerBuffer(sw_gralloc_handle_t* hnd);
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static status_t unregisterBuffer(sw_gralloc_handle_t* hnd);
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static status_t lock(sw_gralloc_handle_t* hnd, int usage,
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int l, int t, int w, int h, void** vaddr);
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static status_t unlock(sw_gralloc_handle_t* hnd);
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};
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/*****************************************************************************/
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}; // namespace android
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#endif /* ANDROID_UI_PRIVATE_SW_GRALLOC_HANDLE_H */
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@ -24,8 +24,6 @@
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#include <ui/GraphicBufferAllocator.h>
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#include <private/ui/sw_gralloc_handle.h>
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namespace android {
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// ---------------------------------------------------------------------------
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@ -95,11 +93,7 @@ status_t GraphicBufferAllocator::alloc(uint32_t w, uint32_t h, PixelFormat forma
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// we have a h/w allocator and h/w buffer is requested
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status_t err;
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if (usage & GRALLOC_USAGE_HW_MASK) {
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err = mAllocDev->alloc(mAllocDev, w, h, format, usage, handle, stride);
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} else {
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err = sw_gralloc_handle_t::alloc(w, h, format, usage, handle, stride);
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}
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err = mAllocDev->alloc(mAllocDev, w, h, format, usage, handle, stride);
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LOGW_IF(err, "alloc(%u, %u, %d, %08x, ...) failed %d (%s)",
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w, h, format, usage, err, strerror(-err));
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@ -123,11 +117,8 @@ status_t GraphicBufferAllocator::alloc(uint32_t w, uint32_t h, PixelFormat forma
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status_t GraphicBufferAllocator::free(buffer_handle_t handle)
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{
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status_t err;
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if (sw_gralloc_handle_t::validate(handle) < 0) {
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err = mAllocDev->free(mAllocDev, handle);
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} else {
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err = sw_gralloc_handle_t::free((sw_gralloc_handle_t*)handle);
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}
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err = mAllocDev->free(mAllocDev, handle);
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LOGW_IF(err, "free(...) failed %d (%s)", err, strerror(-err));
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if (err == NO_ERROR) {
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@ -17,15 +17,7 @@
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#define LOG_TAG "GraphicBufferMapper"
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#include <stdint.h>
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#ifdef HAVE_ANDROID_OS // just want PAGE_SIZE define
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# include <asm/page.h>
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#else
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# include <sys/user.h>
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#endif
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#include <errno.h>
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#include <sys/mman.h>
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#include <cutils/ashmem.h>
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#include <utils/Errors.h>
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#include <utils/Log.h>
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@ -35,8 +27,6 @@
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#include <hardware/gralloc.h>
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#include <private/ui/sw_gralloc_handle.h>
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namespace android {
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// ---------------------------------------------------------------------------
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@ -57,11 +47,9 @@ GraphicBufferMapper::GraphicBufferMapper()
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status_t GraphicBufferMapper::registerBuffer(buffer_handle_t handle)
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{
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status_t err;
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if (sw_gralloc_handle_t::validate(handle) < 0) {
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err = mAllocMod->registerBuffer(mAllocMod, handle);
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} else {
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err = sw_gralloc_handle_t::registerBuffer((sw_gralloc_handle_t*)handle);
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}
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err = mAllocMod->registerBuffer(mAllocMod, handle);
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LOGW_IF(err, "registerBuffer(%p) failed %d (%s)",
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handle, err, strerror(-err));
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return err;
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@ -70,11 +58,9 @@ status_t GraphicBufferMapper::registerBuffer(buffer_handle_t handle)
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status_t GraphicBufferMapper::unregisterBuffer(buffer_handle_t handle)
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{
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status_t err;
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if (sw_gralloc_handle_t::validate(handle) < 0) {
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err = mAllocMod->unregisterBuffer(mAllocMod, handle);
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} else {
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err = sw_gralloc_handle_t::unregisterBuffer((sw_gralloc_handle_t*)handle);
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}
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err = mAllocMod->unregisterBuffer(mAllocMod, handle);
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LOGW_IF(err, "unregisterBuffer(%p) failed %d (%s)",
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handle, err, strerror(-err));
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return err;
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@ -84,15 +70,11 @@ status_t GraphicBufferMapper::lock(buffer_handle_t handle,
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int usage, const Rect& bounds, void** vaddr)
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{
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status_t err;
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if (sw_gralloc_handle_t::validate(handle) < 0) {
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err = mAllocMod->lock(mAllocMod, handle, usage,
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bounds.left, bounds.top, bounds.width(), bounds.height(),
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vaddr);
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} else {
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err = sw_gralloc_handle_t::lock((sw_gralloc_handle_t*)handle, usage,
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bounds.left, bounds.top, bounds.width(), bounds.height(),
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vaddr);
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}
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err = mAllocMod->lock(mAllocMod, handle, usage,
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bounds.left, bounds.top, bounds.width(), bounds.height(),
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vaddr);
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LOGW_IF(err, "lock(...) failed %d (%s)", err, strerror(-err));
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return err;
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}
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@ -100,129 +82,12 @@ status_t GraphicBufferMapper::lock(buffer_handle_t handle,
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status_t GraphicBufferMapper::unlock(buffer_handle_t handle)
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{
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status_t err;
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if (sw_gralloc_handle_t::validate(handle) < 0) {
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err = mAllocMod->unlock(mAllocMod, handle);
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} else {
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err = sw_gralloc_handle_t::unlock((sw_gralloc_handle_t*)handle);
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}
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err = mAllocMod->unlock(mAllocMod, handle);
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LOGW_IF(err, "unlock(...) failed %d (%s)", err, strerror(-err));
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return err;
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}
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// ---------------------------------------------------------------------------
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status_t sw_gralloc_handle_t::alloc(uint32_t w, uint32_t h, int format,
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int usage, buffer_handle_t* pHandle, int32_t* pStride)
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{
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int align = 4;
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int bpp = 0;
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switch (format) {
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case HAL_PIXEL_FORMAT_RGBA_8888:
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case HAL_PIXEL_FORMAT_RGBX_8888:
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case HAL_PIXEL_FORMAT_BGRA_8888:
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bpp = 4;
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break;
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case HAL_PIXEL_FORMAT_RGB_888:
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bpp = 3;
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break;
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case HAL_PIXEL_FORMAT_RGB_565:
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case HAL_PIXEL_FORMAT_RGBA_5551:
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case HAL_PIXEL_FORMAT_RGBA_4444:
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bpp = 2;
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break;
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default:
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return -EINVAL;
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}
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size_t bpr = (w*bpp + (align-1)) & ~(align-1);
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size_t size = bpr * h;
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size_t stride = bpr / bpp;
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size = (size + (PAGE_SIZE-1)) & ~(PAGE_SIZE-1);
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int fd = ashmem_create_region("sw-gralloc-buffer", size);
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if (fd < 0) {
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LOGE("ashmem_create_region(size=%d) failed (%s)",
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size, strerror(-errno));
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return -errno;
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}
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int prot = PROT_READ;
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if (usage & GRALLOC_USAGE_SW_WRITE_MASK)
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prot |= PROT_WRITE;
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if (ashmem_set_prot_region(fd, prot) < 0) {
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LOGE("ashmem_set_prot_region(fd=%d, prot=%x) failed (%s)",
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fd, prot, strerror(-errno));
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close(fd);
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return -errno;
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}
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void* base = mmap(0, size, prot, MAP_SHARED, fd, 0);
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if (base == MAP_FAILED) {
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LOGE("alloc mmap(fd=%d, size=%d, prot=%x) failed (%s)",
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fd, size, prot, strerror(-errno));
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close(fd);
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return -errno;
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}
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sw_gralloc_handle_t* hnd = new sw_gralloc_handle_t();
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hnd->fd = fd;
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hnd->size = size;
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hnd->base = intptr_t(base);
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hnd->prot = prot;
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*pStride = stride;
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*pHandle = hnd;
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return NO_ERROR;
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}
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status_t sw_gralloc_handle_t::free(sw_gralloc_handle_t* hnd)
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{
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if (hnd->base) {
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munmap((void*)hnd->base, hnd->size);
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}
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if (hnd->fd >= 0) {
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close(hnd->fd);
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}
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delete hnd;
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return NO_ERROR;
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}
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status_t sw_gralloc_handle_t::registerBuffer(sw_gralloc_handle_t* hnd)
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{
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if (hnd->pid != getpid()) {
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void* base = mmap(0, hnd->size, hnd->prot, MAP_SHARED, hnd->fd, 0);
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if (base == MAP_FAILED) {
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LOGE("registerBuffer mmap(fd=%d, size=%d, prot=%x) failed (%s)",
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hnd->fd, hnd->size, hnd->prot, strerror(-errno));
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return -errno;
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}
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hnd->base = intptr_t(base);
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}
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return NO_ERROR;
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}
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status_t sw_gralloc_handle_t::unregisterBuffer(sw_gralloc_handle_t* hnd)
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{
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if (hnd->pid != getpid()) {
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if (hnd->base) {
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munmap((void*)hnd->base, hnd->size);
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}
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hnd->base = 0;
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}
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return NO_ERROR;
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}
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status_t sw_gralloc_handle_t::lock(sw_gralloc_handle_t* hnd, int usage,
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int l, int t, int w, int h, void** vaddr)
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{
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*vaddr = (void*)hnd->base;
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return NO_ERROR;
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}
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status_t sw_gralloc_handle_t::unlock(sw_gralloc_handle_t* hnd)
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{
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return NO_ERROR;
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}
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// ---------------------------------------------------------------------------
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}; // namespace android
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