561 lines
19 KiB
C++
561 lines
19 KiB
C++
/*
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* Copyright (C) 2010 ARM Limited. All rights reserved.
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*
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* Portions of this code have been modified from the original.
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* These modifications are:
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* * includes
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* * gralloc_alloc_buffer()
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* * gralloc_alloc_framebuffer_locked()
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* * gralloc_alloc_framebuffer()
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* * alloc_device_alloc()
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* * alloc_device_free()
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* * alloc_device_close()
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* * alloc_device_open()
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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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//#define LOG_NDEBUG 0
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#include <string.h>
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#include <errno.h>
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#include <pthread.h>
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#include <cutils/log.h>
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#include <cutils/atomic.h>
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#include <hardware/hardware.h>
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#include <hardware/gralloc.h>
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#include "sec_format.h"
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#include "graphics.h"
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#include "gralloc_priv.h"
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#include "gralloc_helper.h"
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#include "framebuffer_device.h"
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#include "ump.h"
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#include "ump_ref_drv.h"
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#include "secion.h"
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/*****************************************************************************/
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#include <limits.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <pthread.h>
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#include <stdlib.h>
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#include <sys/mman.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <sys/ioctl.h>
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#include "format.h"
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#include <linux/videodev2.h>
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#include "s5p_fimc.h"
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#ifdef SAMSUNG_EXYNOS4x12
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#define PFX_NODE_FIMC1 "/dev/video3"
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#endif
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#ifdef SAMSUNG_EXYNOS4210
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#define PFX_NODE_FIMC1 "/dev/video1"
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#endif
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#ifndef OMX_COLOR_FormatYUV420Planar
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#define OMX_COLOR_FormatYUV420Planar 0x13
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#endif
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#ifndef OMX_COLOR_FormatYUV420SemiPlanar
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#define OMX_COLOR_FormatYUV420SemiPlanar 0x15
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#endif
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#define PFX_NODE_MEM "/dev/exynos-mem"
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static int gMemfd = 0;
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bool ion_dev_open = true;
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static pthread_mutex_t l_surface= PTHREAD_MUTEX_INITIALIZER;
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static int buffer_offset = 0;
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static int gfd = 0;
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#ifdef USE_PARTIAL_FLUSH
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extern struct private_handle_rect *rect_list;
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extern private_handle_rect *find_rect(int secure_id);
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extern private_handle_rect *find_last_rect(int secure_id);
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extern int release_rect(int secure_id);
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#endif
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#define EXYNOS4_ALIGN( value, base ) (((value) + ((base) - 1)) & ~((base) - 1))
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static uint64_t next_backing_store_id()
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{
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static std::atomic<uint64_t> next_id(1);
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return next_id++;
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}
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static int gralloc_alloc_buffer(alloc_device_t* dev, size_t size, int usage,
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buffer_handle_t* pHandle, int w, int h,
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int format, int bpp, int stride_raw, int stride)
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{
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ALOGV("%s: size:%d usage:%d w:%d h:%d format:%d bpp:%d stride_raw:%d stride:%d",
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__func__, size, usage, w,h, format, bpp, stride_raw, stride);
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ump_handle ump_mem_handle;
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void *cpu_ptr;
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ump_secure_id ump_id;
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size = round_up_to_page_size(size);
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#ifdef INSIGNAL_FIMC1
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if (usage & GRALLOC_USAGE_HW_FIMC1) {
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int dev_fd=0;
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char node[20];
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int ret;
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int paddr=0;
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int offset=0;
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struct v4l2_control vc;
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sprintf(node, "%s", PFX_NODE_FIMC1);
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if (gfd == 0) {
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gfd = open(node, O_RDWR);
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if (gfd < 0) {
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ALOGE("%s:: %s Post processor open error\n", __func__, node);
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return false;
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}
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}
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vc.id = V4L2_CID_RESERVED_MEM_BASE_ADDR;
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vc.value = 0;
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ret = ioctl(gfd, VIDIOC_G_CTRL, &vc);
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if (ret < 0) {
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ALOGE("Error in video VIDIOC_G_CTRL - V4L2_CID_RESERVED_MEM_BAES_ADDR (%d)\n", ret);
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return false;
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}
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paddr = (unsigned int)vc.value;
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if ((buffer_offset + size) >= FIMC1_RESERVED_SIZE * 1024)
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buffer_offset = 0;
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paddr += buffer_offset;
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private_handle_t* hnd = new private_handle_t(private_handle_t::PRIV_FLAGS_USES_IOCTL, size, 0,
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private_handle_t::LOCK_STATE_MAPPED, 0, 0);
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*pHandle = hnd;
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hnd->backing_store = next_backing_store_id();
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hnd->format = format;
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hnd->usage = usage;
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hnd->width = w;
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hnd->height = h;
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hnd->bpp = bpp;
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hnd->paddr = paddr;
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hnd->offset = buffer_offset;
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hnd->stride = stride;
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hnd->fd = gfd;
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hnd->uoffset = (EXYNOS4_ALIGN((EXYNOS4_ALIGN(hnd->width, 16) * EXYNOS4_ALIGN(hnd->height, 16)), 4096));
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hnd->voffset = (EXYNOS4_ALIGN((EXYNOS4_ALIGN((hnd->width >> 1), 16) * EXYNOS4_ALIGN((hnd->height >> 1), 16)), 4096));
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buffer_offset += size;
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if (gMemfd == 0) {
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gMemfd = open(PFX_NODE_MEM, O_RDWR);
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if (gMemfd < 0) {
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ALOGE("%s:: %s exynos-mem open error\n", __func__, PFX_NODE_MEM);
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return false;
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}
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}
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size_t size = FIMC1_RESERVED_SIZE * 1024;
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void *mappedAddress = mmap(0, size,
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PROT_READ|PROT_WRITE, MAP_SHARED, gMemfd, (hnd->paddr - hnd->offset));
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hnd->base = intptr_t(mappedAddress) + hnd->offset;
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return 0;
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} else {
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#endif
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ion_buffer ion_fd = 0;
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unsigned int ion_flags = 0;
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int priv_alloc_flag = private_handle_t::PRIV_FLAGS_USES_UMP;
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#ifdef INSIGNAL_FIMC1
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if (usage & GRALLOC_USAGE_HW_ION) {
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#else
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if (usage & GRALLOC_USAGE_HW_ION || usage & GRALLOC_USAGE_HW_FIMC1) {
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#endif
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if (!ion_dev_open) {
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ALOGE("ERROR, failed to open ion");
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return -1;
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}
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private_module_t* m = reinterpret_cast<private_module_t*>(dev->common.module);
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ion_flags = ION_HEAP_EXYNOS_MASK;
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ion_fd = ion_alloc(m->ion_client, size, 0, ion_flags);
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if (ion_fd < 0) {
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ALOGE("Failed to ion_alloc");
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return -1;
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}
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cpu_ptr = ion_map(ion_fd, size, 0);
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if (NULL == cpu_ptr) {
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ALOGE("Failed to ion_map");
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ion_free(ion_fd);
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return -1;
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}
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ump_mem_handle = ump_ref_drv_ion_import(ion_fd, UMP_REF_DRV_CONSTRAINT_NONE);
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if (UMP_INVALID_MEMORY_HANDLE != ump_mem_handle) {
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priv_alloc_flag = private_handle_t::PRIV_FLAGS_USES_ION;
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} else {
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ALOGE("gralloc_alloc_buffer() failed to import ION memory");
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ion_unmap(cpu_ptr, size);
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ion_free(ion_fd);
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return -1;
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}
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}
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#ifdef SAMSUNG_EXYNOS_CACHE_UMP
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else if ((usage&GRALLOC_USAGE_SW_READ_MASK) == GRALLOC_USAGE_SW_READ_OFTEN)
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ump_mem_handle = ump_ref_drv_allocate(size, UMP_REF_DRV_CONSTRAINT_USE_CACHE);
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else
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ump_mem_handle = ump_ref_drv_allocate(size, UMP_REF_DRV_CONSTRAINT_NONE);
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#else
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else
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ump_mem_handle = ump_ref_drv_allocate(size, UMP_REF_DRV_CONSTRAINT_NONE);
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#endif
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if (UMP_INVALID_MEMORY_HANDLE != ump_mem_handle) {
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if (!(usage & GRALLOC_USAGE_HW_ION || usage & GRALLOC_USAGE_HW_FIMC1))
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cpu_ptr = ump_mapped_pointer_get(ump_mem_handle);
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if (NULL != cpu_ptr) {
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ump_id = ump_secure_id_get(ump_mem_handle);
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if (UMP_INVALID_SECURE_ID != ump_id) {
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private_handle_t* hnd;
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hnd = new private_handle_t(priv_alloc_flag, size, (int)cpu_ptr,
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private_handle_t::LOCK_STATE_MAPPED, ump_id, ump_mem_handle, ion_fd, 0, 0);
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if (NULL != hnd) {
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*pHandle = hnd;
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#ifdef USE_PARTIAL_FLUSH
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if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_UMP) {
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private_handle_rect *psRect;
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private_handle_rect *psFRect;
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psRect = (private_handle_rect *)calloc(1, sizeof(private_handle_rect));
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psRect->handle = (int)hnd->ump_id;
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psRect->stride = stride_raw;
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psFRect = find_last_rect((int)hnd->ump_id);
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psFRect->next = psRect;
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}
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#endif
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hnd->backing_store = next_backing_store_id();
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hnd->format = format;
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hnd->usage = usage;
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hnd->width = w;
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hnd->height = h;
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hnd->bpp = bpp;
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hnd->stride = stride;
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if(hnd->format == HAL_PIXEL_FORMAT_YV12) {
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hnd->uoffset = ((EXYNOS4_ALIGN(hnd->width, 16) * hnd->height));
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hnd->voffset = ((EXYNOS4_ALIGN((hnd->width >> 1), 16) * (hnd->height >> 1)));
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} else {
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hnd->uoffset = ((EXYNOS4_ALIGN(hnd->width, 16) * EXYNOS4_ALIGN(hnd->height, 16)));
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hnd->voffset = ((EXYNOS4_ALIGN((hnd->width >> 1), 16) * EXYNOS4_ALIGN((hnd->height >> 1), 16)));
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}
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return 0;
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} else {
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ALOGE("gralloc_alloc_buffer() failed to allocate handle");
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}
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} else {
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ALOGE("gralloc_alloc_buffer() failed to retrieve valid secure id");
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}
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ump_mapped_pointer_release(ump_mem_handle);
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} else {
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ALOGE("gralloc_alloc_buffer() failed to map UMP memory");
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}
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ump_reference_release(ump_mem_handle);
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} else {
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ALOGE("gralloc_alloc_buffer() failed to allcoate UMP memory");
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}
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#ifdef INSIGNAL_FIMC1
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}
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#endif
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return -1;
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}
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static int gralloc_alloc_framebuffer_locked(alloc_device_t* dev, size_t size, int usage,
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buffer_handle_t* pHandle, int w, int h,
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int format, int bpp)
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{
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ALOGV("%s: size:%d usage:%d w:%d h:%d format:%d bpp:%d ",
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__func__, size, usage, w,h, format, bpp);
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private_module_t* m = reinterpret_cast<private_module_t*>(dev->common.module);
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/* allocate the framebuffer */
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if (m->framebuffer == NULL) {
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/* initialize the framebuffer, the framebuffer is mapped once and forever. */
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int err = init_frame_buffer_locked(m);
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if (err < 0)
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return err;
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}
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const uint32_t bufferMask = m->bufferMask;
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const uint32_t numBuffers = m->numBuffers;
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const size_t bufferSize = m->finfo.line_length * m->info.yres;
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if (numBuffers == 1) {
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/*
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* If we have only one buffer, we never use page-flipping. Instead,
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* we return a regular buffer which will be memcpy'ed to the main
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* screen when post is called.
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*/
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int newUsage = (usage & ~GRALLOC_USAGE_HW_FB) | GRALLOC_USAGE_HW_2D;
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ALOGE("fallback to single buffering");
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return gralloc_alloc_buffer(dev, bufferSize, newUsage, pHandle, w, h, format, bpp, 0, 0);
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}
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if (bufferMask >= ((1LU<<numBuffers)-1))
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return -ENOMEM;
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int vaddr = m->framebuffer->base;
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/* find a free slot */
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for (uint32_t i = 0; i < numBuffers; i++) {
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if ((bufferMask & (1LU<<i)) == 0) {
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m->bufferMask |= (1LU<<i);
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break;
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}
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vaddr += bufferSize;
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}
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/*
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* The entire framebuffer memory is already mapped,
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* now create a buffer object for parts of this memory
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*/
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private_handle_t* hnd = new private_handle_t
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(private_handle_t::PRIV_FLAGS_FRAMEBUFFER, size, vaddr,
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0, dup(m->framebuffer->fd), vaddr - m->framebuffer->base);
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hnd->format = format;
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hnd->usage = usage;
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hnd->width = w;
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hnd->height = h;
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hnd->bpp = bpp;
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hnd->backing_store = next_backing_store_id();
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*pHandle = hnd;
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return 0;
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}
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static int gralloc_alloc_framebuffer(alloc_device_t* dev, size_t size, int usage,
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buffer_handle_t* pHandle, int w, int h,
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int format, int bpp)
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{
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ALOGV("%s: size:%d usage:%d w:%d h:%d format:%d bpp:%d",
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__func__, size, usage, w,h, format, bpp);
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private_module_t* m = reinterpret_cast<private_module_t*>(dev->common.module);
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pthread_mutex_lock(&m->lock);
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int err = gralloc_alloc_framebuffer_locked(dev, size, usage, pHandle, w, h, format, bpp);
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pthread_mutex_unlock(&m->lock);
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return err;
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}
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static int alloc_device_alloc(alloc_device_t* dev, int w, int h, int format,
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int usage, buffer_handle_t* pHandle, int* pStride)
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{
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ALOGV("%s: usage:%d w:%d h:%d format:%d ",
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__func__, usage, w,h, format);
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if (!pHandle || !pStride)
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return -EINVAL;
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size_t size = 0;
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size_t stride = 0;
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size_t stride_raw = 0;
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if (format == HAL_PIXEL_FORMAT_YCbCr_420_SP ||
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format == HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED ||
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format == HAL_PIXEL_FORMAT_YCrCb_420_SP ||
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format == HAL_PIXEL_FORMAT_YCbCr_422_SP ||
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format == HAL_PIXEL_FORMAT_YCbCr_420_P ||
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format == HAL_PIXEL_FORMAT_YV12 ||
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format == HAL_PIXEL_FORMAT_CUSTOM_YCrCb_420_SP ||
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format == HAL_PIXEL_FORMAT_CUSTOM_YCbCr_420_SP_TILED ||
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format == GGL_PIXEL_FORMAT_L_8 ||
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format == OMX_COLOR_FormatYUV420Planar ||
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format == OMX_COLOR_FormatYUV420SemiPlanar) {
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/* FIXME: there is no way to return the vstride */
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int vstride;
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stride = EXYNOS4_ALIGN(w, 16);
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vstride = EXYNOS4_ALIGN(h, 16);
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switch (format) {
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case HAL_PIXEL_FORMAT_YCbCr_420_SP:
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case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED:
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case HAL_PIXEL_FORMAT_YCrCb_420_SP:
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case HAL_PIXEL_FORMAT_YCbCr_420_P:
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case HAL_PIXEL_FORMAT_YV12:
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case HAL_PIXEL_FORMAT_CUSTOM_YCrCb_420_SP:
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case HAL_PIXEL_FORMAT_CUSTOM_YCbCr_420_SP_TILED:
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case OMX_COLOR_FormatYUV420Planar:
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case OMX_COLOR_FormatYUV420SemiPlanar:
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size = stride * vstride + EXYNOS4_ALIGN((w / 2), 16) * EXYNOS4_ALIGN((h / 2), 16) * 2;
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#ifdef INSIGNAL_FIMC1
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if (usage & GRALLOC_USAGE_HW_FIMC1) {
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#else
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if (usage & GRALLOC_USAGE_HW_ION || usage & GRALLOC_USAGE_HW_FIMC1) {
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#endif
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size += PAGE_SIZE * 2;
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}
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break;
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case HAL_PIXEL_FORMAT_YCbCr_422_SP:
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size = (stride * vstride) + (w/2 * h/2) * 2;
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break;
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case GGL_PIXEL_FORMAT_L_8:
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size = (stride * vstride);
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break;
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default:
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return -EINVAL;
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}
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} else {
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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 = EXYNOS4_ALIGN((w*bpp), 8);
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size = bpr * h;
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stride = bpr / bpp;
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stride_raw = bpr;
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}
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int err;
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pthread_mutex_lock(&l_surface);
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if (usage & GRALLOC_USAGE_HW_FB)
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err = gralloc_alloc_framebuffer(dev, size, usage, pHandle, w, h, format, 32);
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else
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err = gralloc_alloc_buffer(dev, size, usage, pHandle, w, h, format, 0, (int)stride_raw, (int)stride);
|
|
|
|
pthread_mutex_unlock(&l_surface);
|
|
|
|
if (err < 0)
|
|
return err;
|
|
|
|
*pStride = stride;
|
|
return 0;
|
|
}
|
|
|
|
static int alloc_device_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);
|
|
private_module_t* m = reinterpret_cast<private_module_t*>(dev->common.module);
|
|
pthread_mutex_lock(&l_surface);
|
|
if (hnd->flags & private_handle_t::PRIV_FLAGS_FRAMEBUFFER) {
|
|
/* free this buffer */
|
|
const size_t bufferSize = m->finfo.line_length * m->info.yres;
|
|
int index = (hnd->base - m->framebuffer->base) / bufferSize;
|
|
m->bufferMask &= ~(1<<index);
|
|
close(hnd->fd);
|
|
} else if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_IOCTL) {
|
|
void* base = (void*)(intptr_t(hnd->base) - hnd->offset);
|
|
size_t size = FIMC1_RESERVED_SIZE * 1024;
|
|
if (munmap(base, size) < 0)
|
|
ALOGE("Could not unmap %s", strerror(errno));
|
|
if (0 < gMemfd) {
|
|
close(gMemfd);
|
|
gMemfd = 0;
|
|
}
|
|
} else if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_UMP) {
|
|
#ifdef USE_PARTIAL_FLUSH
|
|
if (!release_rect((int)hnd->ump_id))
|
|
ALOGE("secure id: 0x%x, release error",(int)hnd->ump_id);
|
|
#endif
|
|
ump_mapped_pointer_release((ump_handle)hnd->ump_mem_handle);
|
|
ump_reference_release((ump_handle)hnd->ump_mem_handle);
|
|
} else if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_ION) {
|
|
#ifdef USE_PARTIAL_FLUSH
|
|
if (!release_rect((int)hnd->ump_id))
|
|
ALOGE("secure id: 0x%x, release error",(int)hnd->ump_id);
|
|
#endif
|
|
ump_mapped_pointer_release((ump_handle)hnd->ump_mem_handle);
|
|
ump_reference_release((ump_handle)hnd->ump_mem_handle);
|
|
|
|
ion_unmap((void*)hnd->base, hnd->size);
|
|
ion_free(hnd->fd);
|
|
}
|
|
pthread_mutex_unlock(&l_surface);
|
|
delete hnd;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int alloc_device_close(struct hw_device_t *device)
|
|
{
|
|
alloc_device_t* dev = reinterpret_cast<alloc_device_t*>(device);
|
|
if (dev) {
|
|
private_module_t* m = reinterpret_cast<private_module_t*>(dev->common.module);
|
|
if (ion_dev_open)
|
|
ion_client_destroy(m->ion_client);
|
|
delete dev;
|
|
ump_close();
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int alloc_device_open(hw_module_t const* module, const char* name __unused, hw_device_t** device)
|
|
{
|
|
alloc_device_t *dev;
|
|
|
|
dev = new alloc_device_t;
|
|
if (NULL == dev)
|
|
return -1;
|
|
|
|
dev->common.module = const_cast<hw_module_t*>(module);
|
|
private_module_t* m = reinterpret_cast<private_module_t*>(dev->common.module);
|
|
m->ion_client = ion_client_create();
|
|
ump_result ump_res = ump_open();
|
|
if (0 > m->ion_client)
|
|
ion_dev_open = false;
|
|
if (UMP_OK != ump_res) {
|
|
ALOGE("UMP open failed ump_res %d", ump_res);
|
|
delete dev;
|
|
return -1;
|
|
}
|
|
|
|
/* initialize our state here */
|
|
memset(dev, 0, sizeof(*dev));
|
|
|
|
/* initialize the procs */
|
|
dev->common.tag = HARDWARE_DEVICE_TAG;
|
|
dev->common.version = 0;
|
|
dev->common.module = const_cast<hw_module_t*>(module);
|
|
dev->common.close = alloc_device_close;
|
|
dev->alloc = alloc_device_alloc;
|
|
dev->free = alloc_device_free;
|
|
|
|
*device = &dev->common;
|
|
|
|
return 0;
|
|
}
|