Add gralloc HAL
Change-Id: Iac202f4bf4481c4a23f1d139d68c280db2070d96
Signed-off-by: Guillaume La Roque <glaroque@baylibre.com>
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
diff --git a/gralloc/Android.bp b/gralloc/Android.bp
new file mode 100644
index 0000000..7f1e72a
--- /dev/null
+++ b/gralloc/Android.bp
@@ -0,0 +1,6 @@
+cc_library_shared {
+ name: "hwcomposer.drm_meson",
+ defaults: ["hwcomposer.drm_defaults"],
+ srcs: [":drm_hwcomposer_platformmeson"],
+ whole_static_libs: ["drm_hwcomposer"],
+}
diff --git a/gralloc/Android.juno.mk b/gralloc/Android.juno.mk
new file mode 100644
index 0000000..e2ecd4a
--- /dev/null
+++ b/gralloc/Android.juno.mk
@@ -0,0 +1,20 @@
+#
+# Copyright (C) 2016 ARM Limited. All rights reserved.
+#
+# Copyright (C) 2008 The Android Open Source Project
+#
+# 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.
+
+$(info gralloc for juno)
+GRALLOC_FB_SWAP_RED_BLUE := 1
+GRALLOC_DEPTH := GRALLOC_32_BITS
diff --git a/gralloc/Android.mk b/gralloc/Android.mk
new file mode 100644
index 0000000..206cea7
--- /dev/null
+++ b/gralloc/Android.mk
@@ -0,0 +1,183 @@
+#
+# Copyright (C) 2016-2017 ARM Limited. All rights reserved.
+#
+# Copyright (C) 2008 The Android Open Source Project
+#
+# 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.
+
+LOCAL_PATH := $(call my-dir)
+
+# Include platform specific makefiles
+include $(if $(wildcard $(LOCAL_PATH)/Android.$(TARGET_BOARD_PLATFORM).mk), $(LOCAL_PATH)/Android.$(TARGET_BOARD_PLATFORM).mk,)
+
+#
+# Static hardware defines
+#
+# These defines are used in case runtime detection does not find the
+# user-space driver to read out hardware capabilities
+
+# GPU support for AFBC 1.0
+MALI_GPU_SUPPORT_AFBC_BASIC?=0
+# GPU support for AFBC 1.1 block split
+MALI_GPU_SUPPORT_AFBC_SPLITBLK?=0
+# GPU support for AFBC 1.1 wide block
+MALI_GPU_SUPPORT_AFBC_WIDEBLK?=0
+# GPU support for AFBC 1.2 tiled headers
+MALI_GPU_SUPPORT_AFBC_TILED_HEADERS?=0
+# GPU support YUV AFBC formats in wide block
+MALI_GPU_USE_YUV_AFBC_WIDEBLK?=0
+
+# VPU version we support
+MALI_VIDEO_VERSION?=0
+# DPU version we support
+MALI_DISPLAY_VERSION?=0
+
+#
+# Software behaviour defines
+#
+
+# Gralloc1 support
+GRALLOC_USE_GRALLOC1_API?=0
+# Use ION DMA heap for all allocations. Default is system heap.
+GRALLOC_USE_ION_DMA_HEAP?=0
+# Use ION Compound heap for all allocations. Default is system heap.
+GRALLOC_USE_ION_COMPOUND_PAGE_HEAP?=0
+# Properly initializes an empty AFBC buffer
+GRALLOC_INIT_AFBC?=0
+# fbdev bitdepth to use
+GRALLOC_DEPTH?=GRALLOC_32_BITS
+# When enabled, forces display framebuffer format to BGRA_8888
+GRALLOC_FB_SWAP_RED_BLUE?=1
+# Disables the framebuffer HAL device. When a hwc impl is available.
+GRALLOC_DISABLE_FRAMEBUFFER_HAL?=0
+# When enabled, buffers will never be allocated with AFBC
+GRALLOC_ARM_NO_EXTERNAL_AFBC?=0
+# Minimum buffer dimensions in pixels when buffer will use AFBC
+GRALLOC_DISP_W?=0
+GRALLOC_DISP_H?=0
+# Vsync backend(not used)
+GRALLOC_VSYNC_BACKEND?=default
+
+# HAL module implemenation, not prelinked and stored in
+# hw/<OVERLAY_HARDWARE_MODULE_ID>.<ro.product.board>.so
+include $(CLEAR_VARS)
+
+ifeq ($(TARGET_BOARD_PLATFORM), juno)
+ifeq ($(MALI_MMSS), 1)
+
+# Use latest default MMSS build configuration if not already defined
+ifeq ($(MALI_DISPLAY_VERSION), 0)
+MALI_DISPLAY_VERSION = 650
+endif
+ifeq ($(MALI_VIDEO_VERSION), 0)
+MALI_VIDEO_VERSION = 550
+endif
+
+GRALLOC_FB_SWAP_RED_BLUE = 0
+GRALLOC_USE_ION_DMA_HEAP = 1
+endif
+endif
+
+ifeq ($(TARGET_BOARD_PLATFORM), armboard_v7a)
+ifeq ($(GRALLOC_MALI_DP),true)
+ GRALLOC_FB_SWAP_RED_BLUE = 0
+ GRALLOC_DISABLE_FRAMEBUFFER_HAL=1
+ MALI_DISPLAY_VERSION = 550
+ GRALLOC_USE_ION_DMA_HEAP=1
+endif
+endif
+
+ifneq ($(MALI_DISPLAY_VERSION), 0)
+#if Mali display is available, should disable framebuffer HAL
+GRALLOC_DISABLE_FRAMEBUFFER_HAL := 1
+#if Mali display is available, AFBC buffers should be initialised after allocation
+GRALLOC_INIT_AFBC := 1
+endif
+
+ifeq ($(GRALLOC_USE_ION_DMA_HEAP), 1)
+ifeq ($(GRALLOC_USE_ION_COMPOUND_PAGE_HEAP), 1)
+$(error GRALLOC_USE_ION_DMA_HEAP and GRALLOC_USE_ION_COMPOUND_PAGE_HEAP can't be enabled at the same time)
+endif
+endif
+
+PLATFORM_SDK_GREATER_THAN_24 := $(shell expr $(PLATFORM_SDK_VERSION) \> 24)
+
+ifeq ($(PLATFORM_SDK_GREATER_THAN_24), 1)
+ifeq ($(GRALLOC_EXPERIMENTAL), 1)
+ GRALLOC_USE_GRALLOC1_API := 1
+endif
+endif
+
+LOCAL_C_INCLUDES := $(MALI_LOCAL_PATH) $(MALI_DDK_INCLUDES)
+
+# General compilation flags
+LOCAL_CFLAGS := -Werror -DLOG_TAG=\"gralloc\" -DPLATFORM_SDK_VERSION=$(PLATFORM_SDK_VERSION)
+
+# Static hw flags
+LOCAL_CFLAGS += -DMALI_GPU_SUPPORT_AFBC_BASIC=$(MALI_GPU_SUPPORT_AFBC_BASIC)
+LOCAL_CFLAGS += -DMALI_GPU_SUPPORT_AFBC_SPLITBLK=$(MALI_GPU_SUPPORT_AFBC_SPLITBLK)
+LOCAL_CFLAGS += -DMALI_GPU_SUPPORT_AFBC_WIDEBLK=$(MALI_GPU_SUPPORT_AFBC_WIDEBLK)
+LOCAL_CFLAGS += -DMALI_GPU_USE_YUV_AFBC_WIDEBLK=$(MALI_GPU_USE_YUV_AFBC_WIDEBLK)
+LOCAL_CFLAGS += -DMALI_GPU_SUPPORT_AFBC_TILED_HEADERS=$(MALI_GPU_SUPPORT_AFBC_TILED_HEADERS)
+
+LOCAL_CFLAGS += -DMALI_DISPLAY_VERSION=$(MALI_DISPLAY_VERSION)
+LOCAL_CFLAGS += -DMALI_VIDEO_VERSION=$(MALI_VIDEO_VERSION)
+
+# Software behaviour flags
+LOCAL_CFLAGS += -DGRALLOC_USE_GRALLOC1_API=$(GRALLOC_USE_GRALLOC1_API)
+LOCAL_CFLAGS += -DGRALLOC_DISP_W=$(GRALLOC_DISP_W)
+LOCAL_CFLAGS += -DGRALLOC_DISP_H=$(GRALLOC_DISP_H)
+LOCAL_CFLAGS += -DDISABLE_FRAMEBUFFER_HAL=$(GRALLOC_DISABLE_FRAMEBUFFER_HAL)
+LOCAL_CFLAGS += -DGRALLOC_USE_ION_DMA_HEAP=$(GRALLOC_USE_ION_DMA_HEAP)
+LOCAL_CFLAGS += -DGRALLOC_USE_ION_COMPOUND_PAGE_HEAP=$(GRALLOC_USE_ION_COMPOUND_PAGE_HEAP)
+LOCAL_CFLAGS += -DGRALLOC_INIT_AFBC=$(GRALLOC_INIT_AFBC)
+LOCAL_CFLAGS += -D$(GRALLOC_DEPTH)
+LOCAL_CFLAGS += -DGRALLOC_FB_SWAP_RED_BLUE=$(GRALLOC_FB_SWAP_RED_BLUE)
+LOCAL_CFLAGS += -DGRALLOC_ARM_NO_EXTERNAL_AFBC=$(GRALLOC_ARM_NO_EXTERNAL_AFBC)
+LOCAL_CFLAGS += -DGRALLOC_LIBRARY_BUILD=1
+
+LOCAL_SHARED_LIBRARIES := libhardware liblog libcutils libGLESv1_CM libion libsync libutils
+
+LOCAL_PRELINK_MODULE := false
+LOCAL_MODULE_RELATIVE_PATH := hw
+LOCAL_MODULE_PATH_32 := $(TARGET_OUT_VENDOR)/lib
+LOCAL_MODULE_PATH_64 := $(TARGET_OUT_VENDOR)/lib64
+LOCAL_MODULE := gralloc.yukawa
+
+LOCAL_MODULE_TAGS := optional
+LOCAL_MULTILIB := both
+
+LOCAL_SRC_FILES := \
+ mali_gralloc_module.cpp \
+ framebuffer_device.cpp \
+ gralloc_buffer_priv.cpp \
+ gralloc_vsync_${GRALLOC_VSYNC_BACKEND}.cpp \
+ mali_gralloc_bufferaccess.cpp \
+ mali_gralloc_bufferallocation.cpp \
+ mali_gralloc_bufferdescriptor.cpp \
+ mali_gralloc_ion.cpp \
+ mali_gralloc_formats.cpp \
+ mali_gralloc_reference.cpp \
+ mali_gralloc_debug.cpp
+
+ifeq ($(GRALLOC_USE_GRALLOC1_API), 1)
+LOCAL_SRC_FILES += \
+ mali_gralloc_public_interface.cpp \
+ mali_gralloc_private_interface.cpp
+else
+LOCAL_SRC_FILES += legacy/alloc_device.cpp
+endif
+
+LOCAL_MODULE_OWNER := arm
+
+include $(BUILD_SHARED_LIBRARY)
diff --git a/gralloc/Android.vexpress.mk b/gralloc/Android.vexpress.mk
new file mode 100644
index 0000000..73ac119
--- /dev/null
+++ b/gralloc/Android.vexpress.mk
@@ -0,0 +1,20 @@
+#
+# Copyright (C) 2016 ARM Limited. All rights reserved.
+#
+# Copyright (C) 2008 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+$(info gralloc for vexpress)
+GRALLOC_FB_SWAP_RED_BLUE := 0
+GRALLOC_DEPTH := GRALLOC_16_BITS
diff --git a/gralloc/Android.yukawa.mk b/gralloc/Android.yukawa.mk
new file mode 100644
index 0000000..7f40502
--- /dev/null
+++ b/gralloc/Android.yukawa.mk
@@ -0,0 +1,54 @@
+#
+# Copyright (C) 2016 ARM Limited. All rights reserved.
+#
+# Copyright (C) 2008 The Android Open Source Project
+#
+# 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.
+
+# GPU support for AFBC 1.0
+MALI_GPU_SUPPORT_AFBC_BASIC=0
+# GPU support for AFBC 1.1 block split
+MALI_GPU_SUPPORT_AFBC_SPLITBLK=0
+# GPU support for AFBC 1.1 wide block
+MALI_GPU_SUPPORT_AFBC_WIDEBLK=0
+# GPU support for AFBC 1.2 tiled headers
+MALI_GPU_SUPPORT_AFBC_TILED_HEADERS=0
+# GPU support YUV AFBC formats in wide block
+MALI_GPU_USE_YUV_AFBC_WIDEBLK=0
+
+#
+# Software behaviour defines
+#
+
+# Gralloc1 support
+GRALLOC_USE_GRALLOC1_API=1
+# Use ION DMA heap for all allocations. Default is system heap.
+GRALLOC_USE_ION_DMA_HEAP=1
+# Use ION Compound heap for all allocations. Default is system heap.
+GRALLOC_USE_ION_COMPOUND_PAGE_HEAP=0
+# Properly initializes an empty AFBC buffer
+GRALLOC_INIT_AFBC=0
+# fbdev bitdepth to use
+GRALLOC_DEPTH=GRALLOC_32_BITS
+# When enabled, forces display framebuffer format to BGRA_8888
+GRALLOC_FB_SWAP_RED_BLUE=0
+# Disables the framebuffer HAL device. When a hwc impl is available.
+GRALLOC_DISABLE_FRAMEBUFFER_HAL=1
+# When enabled, buffers will never be allocated with AFBC
+GRALLOC_ARM_NO_EXTERNAL_AFBC=1
+# Minimum buffer dimensions in pixels when buffer will use AFBC
+GRALLOC_DISP_W=0
+GRALLOC_DISP_H=0
+# Vsync backend(not used)
+GRALLOC_VSYNC_BACKEND=default
+
diff --git a/gralloc/framebuffer_device.cpp b/gralloc/framebuffer_device.cpp
new file mode 100644
index 0000000..a45d0c3
--- /dev/null
+++ b/gralloc/framebuffer_device.cpp
@@ -0,0 +1,650 @@
+/*
+ * Copyright (C) 2010-2017 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 <string.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <stdlib.h>
+#include <sys/ioctl.h>
+#include <linux/fb.h>
+
+#include <log/log.h>
+#include <cutils/atomic.h>
+#include <hardware/hardware.h>
+#include <hardware/fb.h>
+
+#include <GLES/gl.h>
+
+#if GRALLOC_USE_GRALLOC1_API == 1
+#include <hardware/gralloc1.h>
+#else
+#include <hardware/gralloc.h>
+#endif
+
+#include "mali_gralloc_module.h"
+#include "mali_gralloc_private_interface_types.h"
+#include "mali_gralloc_buffer.h"
+#include "gralloc_helper.h"
+#include "gralloc_vsync.h"
+#include "mali_gralloc_bufferaccess.h"
+#include "mali_gralloc_ion.h"
+
+#define STANDARD_LINUX_SCREEN
+
+// numbers of buffers for page flipping
+#define NUM_BUFFERS NUM_FB_BUFFERS
+
+enum
+{
+ PAGE_FLIP = 0x00000001,
+};
+
+static int fb_set_swap_interval(struct framebuffer_device_t *dev, int interval)
+{
+ if (interval < dev->minSwapInterval)
+ {
+ interval = dev->minSwapInterval;
+ }
+ else if (interval > dev->maxSwapInterval)
+ {
+ interval = dev->maxSwapInterval;
+ }
+
+ private_module_t *m = reinterpret_cast<private_module_t *>(dev->common.module);
+ m->swapInterval = interval;
+
+ if (0 == interval)
+ {
+ gralloc_vsync_disable(dev);
+ }
+ else
+ {
+ gralloc_vsync_enable(dev);
+ }
+
+ return 0;
+}
+
+static int fb_post(struct framebuffer_device_t *dev, buffer_handle_t buffer)
+{
+ if (private_handle_t::validate(buffer) < 0)
+ {
+ return -EINVAL;
+ }
+
+ private_handle_t const *hnd = reinterpret_cast<private_handle_t const *>(buffer);
+ private_module_t *m = reinterpret_cast<private_module_t *>(dev->common.module);
+
+ if (m->currentBuffer)
+ {
+ mali_gralloc_unlock(m, m->currentBuffer);
+ m->currentBuffer = 0;
+ }
+
+ if (hnd->flags & private_handle_t::PRIV_FLAGS_FRAMEBUFFER)
+ {
+ mali_gralloc_lock(m, buffer, private_module_t::PRIV_USAGE_LOCKED_FOR_POST, -1, -1, -1, -1, NULL);
+
+ int interrupt;
+ m->info.activate = FB_ACTIVATE_VBL;
+ m->info.yoffset = hnd->offset / m->finfo.line_length;
+
+#ifdef STANDARD_LINUX_SCREEN
+
+ if (ioctl(m->framebuffer->fd, FBIOPAN_DISPLAY, &m->info) == -1)
+ {
+ AERR("FBIOPAN_DISPLAY failed for fd: %d", m->framebuffer->fd);
+ mali_gralloc_unlock(m, buffer);
+ return -errno;
+ }
+
+#else /*Standard Android way*/
+
+ if (ioctl(m->framebuffer->fd, FBIOPUT_VSCREENINFO, &m->info) == -1)
+ {
+ AERR("FBIOPUT_VSCREENINFO failed for fd: %d", m->framebuffer->fd);
+ mali_gralloc_unlock(m, buffer);
+ return -errno;
+ }
+
+#endif
+
+ if (0 != gralloc_wait_for_vsync(dev))
+ {
+ AERR("Gralloc wait for vsync failed for fd: %d", m->framebuffer->fd);
+ mali_gralloc_unlock(m, buffer);
+ return -errno;
+ }
+
+ m->currentBuffer = buffer;
+ }
+ else
+ {
+ void *fb_vaddr;
+ void *buffer_vaddr;
+
+ mali_gralloc_lock(m, m->framebuffer, GRALLOC_USAGE_SW_WRITE_RARELY, -1, -1, -1, -1, &fb_vaddr);
+
+ mali_gralloc_lock(m, buffer, GRALLOC_USAGE_SW_READ_RARELY, -1, -1, -1, -1, &buffer_vaddr);
+
+ // If buffer's alignment match framebuffer alignment we can do a direct copy.
+ // If not we must fallback to do an aligned copy of each line.
+ if (hnd->byte_stride == (int)m->finfo.line_length)
+ {
+ memcpy(fb_vaddr, buffer_vaddr, m->finfo.line_length * m->info.yres);
+ }
+ else
+ {
+ uintptr_t fb_offset = 0;
+ uintptr_t buffer_offset = 0;
+ unsigned int i;
+
+ for (i = 0; i < m->info.yres; i++)
+ {
+ memcpy((void *)((uintptr_t)fb_vaddr + fb_offset), (void *)((uintptr_t)buffer_vaddr + buffer_offset),
+ m->finfo.line_length);
+
+ fb_offset += m->finfo.line_length;
+ buffer_offset += hnd->byte_stride;
+ }
+ }
+
+ mali_gralloc_unlock(m, buffer);
+ mali_gralloc_unlock(m, m->framebuffer);
+ }
+
+ return 0;
+}
+
+static int init_frame_buffer_locked(struct private_module_t *module)
+{
+ if (module->framebuffer)
+ {
+ return 0; // Nothing to do, already initialized
+ }
+
+ char const *const device_template[] = { "/dev/graphics/fb%u", "/dev/fb%u", NULL };
+
+ int fd = -1;
+ int i = 0;
+ char name[64];
+
+ while ((fd == -1) && device_template[i])
+ {
+ snprintf(name, 64, device_template[i], 0);
+ fd = open(name, O_RDWR, 0);
+ i++;
+ }
+
+ if (fd < 0)
+ {
+ return -errno;
+ }
+
+ struct fb_fix_screeninfo finfo;
+
+ if (ioctl(fd, FBIOGET_FSCREENINFO, &finfo) == -1)
+ {
+ return -errno;
+ }
+
+ struct fb_var_screeninfo info;
+
+ if (ioctl(fd, FBIOGET_VSCREENINFO, &info) == -1)
+ {
+ return -errno;
+ }
+
+ info.reserved[0] = 0;
+ info.reserved[1] = 0;
+ info.reserved[2] = 0;
+ info.xoffset = 0;
+ info.yoffset = 0;
+ info.activate = FB_ACTIVATE_NOW;
+
+#ifdef GRALLOC_16_BITS
+ /*
+ * Explicitly request 5/6/5
+ */
+ info.bits_per_pixel = 16;
+ info.red.offset = 11;
+ info.red.length = 5;
+ info.green.offset = 5;
+ info.green.length = 6;
+ info.blue.offset = 0;
+ info.blue.length = 5;
+ info.transp.offset = 0;
+ info.transp.length = 0;
+#else
+ /*
+ * Explicitly request 8/8/8
+ */
+ info.bits_per_pixel = 32;
+ info.red.offset = 16;
+ info.red.length = 8;
+ info.green.offset = 8;
+ info.green.length = 8;
+ info.blue.offset = 0;
+ info.blue.length = 8;
+ info.transp.offset = 0;
+ info.transp.length = 0;
+#endif
+
+ /*
+ * Request NUM_BUFFERS screens (at lest 2 for page flipping)
+ */
+ info.yres_virtual = info.yres * NUM_BUFFERS;
+
+ uint32_t flags = PAGE_FLIP;
+
+ if (ioctl(fd, FBIOPUT_VSCREENINFO, &info) == -1)
+ {
+ info.yres_virtual = info.yres;
+ flags &= ~PAGE_FLIP;
+ AWAR("FBIOPUT_VSCREENINFO failed, page flipping not supported fd: %d", fd);
+ }
+
+ if (info.yres_virtual < info.yres * 2)
+ {
+ // we need at least 2 for page-flipping
+ info.yres_virtual = info.yres;
+ flags &= ~PAGE_FLIP;
+ AWAR("page flipping not supported (yres_virtual=%d, requested=%d)", info.yres_virtual, info.yres * 2);
+ }
+
+ if (ioctl(fd, FBIOGET_VSCREENINFO, &info) == -1)
+ {
+ return -errno;
+ }
+
+ int refreshRate = 0;
+
+ if (info.pixclock > 0)
+ {
+ refreshRate =
+ 1000000000000000LLU / (uint64_t(info.upper_margin + info.lower_margin + info.yres + info.hsync_len) *
+ (info.left_margin + info.right_margin + info.xres + info.vsync_len) * info.pixclock);
+ }
+ else
+ {
+ AWAR("fbdev pixclock is zero for fd: %d", fd);
+ }
+
+ if (refreshRate == 0)
+ {
+ refreshRate = 60 * 1000; // 60 Hz
+ }
+
+ if (int(info.width) <= 0 || int(info.height) <= 0)
+ {
+ // the driver doesn't return that information
+ // default to 160 dpi
+ info.width = ((info.xres * 25.4f) / 160.0f + 0.5f);
+ info.height = ((info.yres * 25.4f) / 160.0f + 0.5f);
+ }
+
+ float xdpi = (info.xres * 25.4f) / info.width;
+ float ydpi = (info.yres * 25.4f) / info.height;
+ float fps = refreshRate / 1000.0f;
+
+ AINF("using (fd=%d)\n"
+ "id = %s\n"
+ "xres = %d px\n"
+ "yres = %d px\n"
+ "xres_virtual = %d px\n"
+ "yres_virtual = %d px\n"
+ "bpp = %d\n"
+ "r = %2u:%u\n"
+ "g = %2u:%u\n"
+ "b = %2u:%u\n",
+ fd, finfo.id, info.xres, info.yres, info.xres_virtual, info.yres_virtual, info.bits_per_pixel, info.red.offset,
+ info.red.length, info.green.offset, info.green.length, info.blue.offset, info.blue.length);
+
+ AINF("width = %d mm (%f dpi)\n"
+ "height = %d mm (%f dpi)\n"
+ "refresh rate = %.2f Hz\n",
+ info.width, xdpi, info.height, ydpi, fps);
+
+ if (0 == strncmp(finfo.id, "CLCD FB", 7))
+ {
+ module->dpy_type = MALI_DPY_TYPE_CLCD;
+ }
+ else if (0 == strncmp(finfo.id, "ARM Mali HDLCD", 14))
+ {
+ module->dpy_type = MALI_DPY_TYPE_HDLCD;
+ }
+ else if (0 == strncmp(finfo.id, "ARM HDLCD Control", 16))
+ {
+ module->dpy_type = MALI_DPY_TYPE_HDLCD;
+ }
+ else
+ {
+ module->dpy_type = MALI_DPY_TYPE_UNKNOWN;
+ }
+
+ if (ioctl(fd, FBIOGET_FSCREENINFO, &finfo) == -1)
+ {
+ return -errno;
+ }
+
+ if (finfo.smem_len <= 0)
+ {
+ return -errno;
+ }
+
+ module->flags = flags;
+ module->info = info;
+ module->finfo = finfo;
+ module->xdpi = xdpi;
+ module->ydpi = ydpi;
+ module->fps = fps;
+ module->swapInterval = 1;
+
+ /*
+ * map the framebuffer
+ */
+ size_t fbSize = round_up_to_page_size(finfo.line_length * info.yres_virtual);
+ void *vaddr = mmap(0, fbSize, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
+
+ if (vaddr == MAP_FAILED)
+ {
+ AERR("Error mapping the framebuffer (%s)", strerror(errno));
+ return -errno;
+ }
+
+ memset(vaddr, 0, fbSize);
+
+ // Create a "fake" buffer object for the entire frame buffer memory, and store it in the module
+ module->framebuffer = new private_handle_t(private_handle_t::PRIV_FLAGS_FRAMEBUFFER, fbSize, vaddr,
+ GRALLOC_USAGE_HW_FB, GRALLOC_USAGE_HW_FB, dup(fd), 0);
+
+ module->numBuffers = info.yres_virtual / info.yres;
+ module->bufferMask = 0;
+
+ return 0;
+}
+
+static int init_frame_buffer(struct private_module_t *module)
+{
+ pthread_mutex_lock(&module->lock);
+ int err = init_frame_buffer_locked(module);
+ pthread_mutex_unlock(&module->lock);
+ return err;
+}
+
+static int fb_close(struct hw_device_t *device)
+{
+ framebuffer_device_t *dev = reinterpret_cast<framebuffer_device_t *>(device);
+
+ if (dev)
+ {
+ free(dev);
+ }
+
+ return 0;
+}
+
+static int fb_alloc_framebuffer_dmabuf(private_module_t *m, private_handle_t *hnd)
+{
+ struct fb_dmabuf_export fb_dma_buf;
+ int res;
+ res = ioctl(m->framebuffer->fd, FBIOGET_DMABUF, &fb_dma_buf);
+
+ if (res == 0)
+ {
+ hnd->share_fd = fb_dma_buf.fd;
+ return 0;
+ }
+ else
+ {
+ AINF("FBIOGET_DMABUF ioctl failed(%d). See gralloc_priv.h and the integration manual for vendor framebuffer "
+ "integration",
+ res);
+ return -1;
+ }
+}
+
+static int fb_alloc_from_ion_module(mali_gralloc_module *m, size_t buffer_size, uint64_t consumer_usage,
+ uint64_t producer_usage, buffer_handle_t *pHandle)
+{
+ buffer_descriptor_t fb_buffer_descriptor;
+ gralloc_buffer_descriptor_t gralloc_buffer_descriptor[1];
+ bool shared = false;
+ int err = 0;
+
+ fb_buffer_descriptor.size = buffer_size;
+ fb_buffer_descriptor.consumer_usage = consumer_usage;
+ fb_buffer_descriptor.producer_usage = producer_usage;
+ gralloc_buffer_descriptor[0] = (gralloc_buffer_descriptor_t)(&fb_buffer_descriptor);
+
+ err = mali_gralloc_ion_allocate(m, gralloc_buffer_descriptor, 1, pHandle, &shared);
+
+ return err;
+}
+
+static int fb_alloc_framebuffer_locked(mali_gralloc_module *m, uint64_t consumer_usage, uint64_t producer_usage,
+ buffer_handle_t *pHandle, int *stride, int *byte_stride)
+{
+ // allocate the framebuffer
+ if (m->framebuffer == NULL)
+ {
+ // initialize the framebuffer, the framebuffer is mapped once and forever.
+ int err = init_frame_buffer_locked(m);
+
+ if (err < 0)
+ {
+ return err;
+ }
+ }
+
+ uint32_t bufferMask = m->bufferMask;
+ const uint32_t numBuffers = m->numBuffers;
+ /* framebufferSize is used for allocating the handle to the framebuffer and refers
+ * to the size of the actual framebuffer.
+ * alignedFramebufferSize is used for allocating a possible internal buffer and
+ * thus need to consider internal alignment requirements. */
+ const size_t framebufferSize = m->finfo.line_length * m->info.yres;
+ const size_t alignedFramebufferSize = GRALLOC_ALIGN(m->finfo.line_length, 64) * m->info.yres;
+
+ *stride = m->info.xres;
+
+ 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.
+ uint64_t newConsumerUsage = (consumer_usage & ~GRALLOC_USAGE_HW_FB);
+ uint64_t newProducerUsage = (producer_usage & ~GRALLOC_USAGE_HW_FB) | GRALLOC_USAGE_HW_2D;
+ AWAR("fallback to single buffering. Virtual Y-res too small %d", m->info.yres);
+ *byte_stride = GRALLOC_ALIGN(m->finfo.line_length, 64);
+ return fb_alloc_from_ion_module(m, alignedFramebufferSize, newConsumerUsage, newProducerUsage, pHandle);
+ }
+
+ if (bufferMask >= ((1LU << numBuffers) - 1))
+ {
+ // We ran out of buffers, reset bufferMask
+ bufferMask = 0;
+ m->bufferMask = 0;
+ }
+
+ uintptr_t framebufferVaddr = (uintptr_t)m->framebuffer->base;
+
+ // find a free slot
+ for (uint32_t i = 0; i < numBuffers; i++)
+ {
+ if ((bufferMask & (1LU << i)) == 0)
+ {
+ m->bufferMask |= (1LU << i);
+ break;
+ }
+
+ framebufferVaddr += framebufferSize;
+ }
+
+ // The entire framebuffer memory is already mapped, now create a buffer object for parts of this memory
+ private_handle_t *hnd = new private_handle_t(
+ private_handle_t::PRIV_FLAGS_FRAMEBUFFER, framebufferSize, (void *)framebufferVaddr, consumer_usage,
+ producer_usage, dup(m->framebuffer->fd), (framebufferVaddr - (uintptr_t)m->framebuffer->base));
+
+ /*
+ * Perform allocator specific actions. If these fail we fall back to a regular buffer
+ * which will be memcpy'ed to the main screen when fb_post is called.
+ */
+ if (fb_alloc_framebuffer_dmabuf(m, hnd) == -1)
+ {
+ delete hnd;
+ uint64_t newConsumerUsage = (consumer_usage & ~GRALLOC_USAGE_HW_FB);
+ uint64_t newProducerUsage = (producer_usage & ~GRALLOC_USAGE_HW_FB) | GRALLOC_USAGE_HW_2D;
+ AERR("Fallback to single buffering. Unable to map framebuffer memory to handle:%p", hnd);
+ *byte_stride = GRALLOC_ALIGN(m->finfo.line_length, 64);
+ return fb_alloc_from_ion_module(m, alignedFramebufferSize, newConsumerUsage, newProducerUsage, pHandle);
+ }
+
+ *pHandle = hnd;
+ *byte_stride = m->finfo.line_length;
+
+ return 0;
+}
+
+int fb_alloc_framebuffer(mali_gralloc_module *m, uint64_t consumer_usage, uint64_t producer_usage,
+ buffer_handle_t *pHandle, int *stride, int *byte_stride)
+{
+ pthread_mutex_lock(&m->lock);
+ int err = fb_alloc_framebuffer_locked(m, consumer_usage, producer_usage, pHandle, stride, byte_stride);
+ pthread_mutex_unlock(&m->lock);
+ return err;
+}
+
+int compositionComplete(struct framebuffer_device_t *dev)
+{
+ GRALLOC_UNUSED(dev);
+
+ /* By doing a finish here we force the GL driver to start rendering
+ all the drawcalls up to this point, and to wait for the rendering to be complete.*/
+ glFinish();
+ /* The rendering of the backbuffer is now completed.
+ When SurfaceFlinger later does a call to eglSwapBuffer(), the swap will be done
+ synchronously in the same thread, and not asynchronoulsy in a background thread later.
+ The SurfaceFlinger requires this behaviour since it releases the lock on all the
+ SourceBuffers (Layers) after the compositionComplete() function returns.
+ However this "bad" behaviour by SurfaceFlinger should not affect performance,
+ since the Applications that render the SourceBuffers (Layers) still get the
+ full renderpipeline using asynchronous rendering. So they perform at maximum speed,
+ and because of their complexity compared to the Surface flinger jobs, the Surface flinger
+ is normally faster even if it does everyhing synchronous and serial.
+ */
+ return 0;
+}
+
+int framebuffer_device_open(hw_module_t const *module, const char *name, hw_device_t **device)
+{
+ int status = -EINVAL;
+
+ GRALLOC_UNUSED(name);
+
+#if GRALLOC_USE_GRALLOC1_API == 1
+ gralloc1_device_t *gralloc_device;
+#else
+ alloc_device_t *gralloc_device;
+#endif
+
+#if DISABLE_FRAMEBUFFER_HAL == 1
+ AERR("Framebuffer HAL not support/disabled %s",
+#ifdef MALI_DISPLAY_VERSION
+ "with MALI display enable");
+#else
+ "");
+#endif
+ return -ENODEV;
+#endif
+
+#if GRALLOC_USE_GRALLOC1_API == 1
+ status = gralloc1_open(module, &gralloc_device);
+#else
+ status = gralloc_open(module, &gralloc_device);
+#endif
+
+ if (status < 0)
+ {
+ return status;
+ }
+
+ private_module_t *m = (private_module_t *)module;
+ status = init_frame_buffer(m);
+
+ /* malloc is used instead of 'new' to instantiate the struct framebuffer_device_t
+ * C++11 spec specifies that if a class/struct has a const member,default constructor
+ * is deleted. So, if 'new' is used to instantiate the class/struct, it will throw
+ * error complaining about deleted constructor. Even if the struct is wrapped in a class
+ * it will still try to use the base class constructor to initialize the members, resulting
+ * in error 'deleted constructor'.
+ * This leaves two options
+ * Option 1: initialize the const members at the instantiation time. With {value1, value2 ..}
+ * Which relies on the order of the members, and if members are reordered or a new member is introduced
+ * it will end up assiging wrong value to members. Designated assignment as well has been removed in C++11
+ * Option 2: use malloc instead of 'new' to allocate the class/struct and initialize the members in code.
+ * This is the only maintainable option available.
+ */
+
+ framebuffer_device_t *dev = reinterpret_cast<framebuffer_device_t *>(malloc(sizeof(framebuffer_device_t)));
+
+ /* if either or both of init_frame_buffer() and malloc failed */
+ if ((status < 0) || (!dev))
+ {
+#if GRALLOC_USE_GRALLOC1_API == 1
+ gralloc1_close(gralloc_device);
+#else
+ gralloc_close(gralloc_device);
+#endif
+ (!dev) ? (void)(status = -ENOMEM) : free(dev);
+ return status;
+ }
+
+ 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 = fb_close;
+ dev->setSwapInterval = fb_set_swap_interval;
+ dev->post = fb_post;
+ dev->setUpdateRect = 0;
+ dev->compositionComplete = &compositionComplete;
+
+ int stride = m->finfo.line_length / (m->info.bits_per_pixel >> 3);
+ const_cast<uint32_t &>(dev->flags) = 0;
+ const_cast<uint32_t &>(dev->width) = m->info.xres;
+ const_cast<uint32_t &>(dev->height) = m->info.yres;
+ const_cast<int &>(dev->stride) = stride;
+#ifdef GRALLOC_16_BITS
+ const_cast<int &>(dev->format) = HAL_PIXEL_FORMAT_RGB_565;
+#else
+ const_cast<int &>(dev->format) = HAL_PIXEL_FORMAT_BGRA_8888;
+#endif
+ const_cast<float &>(dev->xdpi) = m->xdpi;
+ const_cast<float &>(dev->ydpi) = m->ydpi;
+ const_cast<float &>(dev->fps) = m->fps;
+ const_cast<int &>(dev->minSwapInterval) = 0;
+ const_cast<int &>(dev->maxSwapInterval) = 1;
+ *device = &dev->common;
+
+ gralloc_vsync_enable(dev);
+
+ return status;
+}
diff --git a/gralloc/framebuffer_device.h b/gralloc/framebuffer_device.h
new file mode 100644
index 0000000..1bfb00b
--- /dev/null
+++ b/gralloc/framebuffer_device.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2010 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 <hardware/hardware.h>
+#include "gralloc_priv.h"
+
+// Create a framebuffer device
+int framebuffer_device_open(hw_module_t const *module, const char *name, hw_device_t **device);
+
+// Initialize the framebuffer (must keep module lock before calling
+int init_frame_buffer_locked(struct private_module_t *module);
+
+// Allocate framebuffer buffer
+int fb_alloc_framebuffer(mali_gralloc_module *m, uint64_t consumer_usage, uint64_t producer_usage,
+ buffer_handle_t *pHandle, int *stride, int *byte_stride);
diff --git a/gralloc/gralloc_buffer_priv.cpp b/gralloc/gralloc_buffer_priv.cpp
new file mode 100644
index 0000000..30b49ce
--- /dev/null
+++ b/gralloc/gralloc_buffer_priv.cpp
@@ -0,0 +1,145 @@
+/*
+ * Copyright (C) 2014-2017 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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/ashmem.h>
+#include <log/log.h>
+#include <sys/mman.h>
+
+#if GRALLOC_USE_GRALLOC1_API == 1
+#include <hardware/gralloc1.h>
+#else
+#include <hardware/gralloc.h>
+#endif
+
+#include "mali_gralloc_module.h"
+#include "mali_gralloc_private_interface_types.h"
+#include "mali_gralloc_buffer.h"
+#include "gralloc_buffer_priv.h"
+
+/*
+ * Allocate shared memory for attribute storage. Only to be
+ * used by gralloc internally.
+ *
+ * Return 0 on success.
+ */
+int gralloc_buffer_attr_allocate(private_handle_t *hnd)
+{
+ int rval = -1;
+
+ if (!hnd)
+ {
+ goto out;
+ }
+
+ if (hnd->share_attr_fd >= 0)
+ {
+ ALOGW("Warning share attribute fd already exists during create. Closing.");
+ close(hnd->share_attr_fd);
+ }
+
+ hnd->share_attr_fd = ashmem_create_region("gralloc_shared_attr", PAGE_SIZE);
+
+ if (hnd->share_attr_fd < 0)
+ {
+ ALOGE("Failed to allocate page for shared attribute region");
+ goto err_ashmem;
+ }
+
+ /*
+ * Default protection on the shm region is PROT_EXEC | PROT_READ | PROT_WRITE.
+ *
+ * Personality flag READ_IMPLIES_EXEC which is used by some processes, namely gdbserver,
+ * causes a mmap with PROT_READ to be translated to PROT_READ | PROT_EXEC.
+ *
+ * If we were to drop PROT_EXEC here with a call to ashmem_set_prot_region()
+ * this can potentially cause clients to fail importing this gralloc attribute buffer
+ * with EPERM error since PROT_EXEC is not allowed.
+ *
+ * Because of this we keep the PROT_EXEC flag.
+ */
+
+ hnd->attr_base = mmap(NULL, PAGE_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED, hnd->share_attr_fd, 0);
+
+ if (hnd->attr_base != MAP_FAILED)
+ {
+ /* The attribute region contains signed integers only.
+ * The reason for this is because we can set a value less than 0 for
+ * not-initialized values.
+ */
+ attr_region *region = (attr_region *)hnd->attr_base;
+
+ memset(hnd->attr_base, 0xff, PAGE_SIZE);
+ munmap(hnd->attr_base, PAGE_SIZE);
+ hnd->attr_base = MAP_FAILED;
+ }
+ else
+ {
+ ALOGE("Failed to mmap shared attribute region");
+ goto err_ashmem;
+ }
+
+ rval = 0;
+ goto out;
+
+err_ashmem:
+
+ if (hnd->share_attr_fd >= 0)
+ {
+ close(hnd->share_attr_fd);
+ hnd->share_attr_fd = -1;
+ }
+
+out:
+ return rval;
+}
+
+/*
+ * Frees the shared memory allocated for attribute storage.
+ * Only to be used by gralloc internally.
+
+ * Return 0 on success.
+ */
+int gralloc_buffer_attr_free(private_handle_t *hnd)
+{
+ int rval = -1;
+
+ if (!hnd)
+ {
+ goto out;
+ }
+
+ if (hnd->share_attr_fd < 0)
+ {
+ ALOGE("Shared attribute region not avail to free");
+ goto out;
+ }
+
+ if (hnd->attr_base != MAP_FAILED)
+ {
+ ALOGW("Warning shared attribute region mapped at free. Unmapping");
+ munmap(hnd->attr_base, PAGE_SIZE);
+ hnd->attr_base = MAP_FAILED;
+ }
+
+ close(hnd->share_attr_fd);
+ hnd->share_attr_fd = -1;
+ rval = 0;
+
+out:
+ return rval;
+}
diff --git a/gralloc/gralloc_buffer_priv.h b/gralloc/gralloc_buffer_priv.h
new file mode 100644
index 0000000..a92f593
--- /dev/null
+++ b/gralloc/gralloc_buffer_priv.h
@@ -0,0 +1,203 @@
+/*
+ * Copyright (C) 2014-2017 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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_BUFFER_PRIV_H_
+#define GRALLOC_BUFFER_PRIV_H_
+
+#include "gralloc_priv.h"
+#include <errno.h>
+#include <string.h>
+#include "mali_gralloc_private_interface_types.h"
+
+// private gralloc buffer manipulation API
+
+struct attr_region
+{
+ /* Rectangle to be cropped from the full frame (Origin in top-left corner!) */
+ int crop_top;
+ int crop_left;
+ int crop_height;
+ int crop_width;
+ int use_yuv_transform;
+ int use_sparse_alloc;
+} __attribute__((packed));
+
+typedef struct attr_region attr_region;
+
+/*
+ * Allocate shared memory for attribute storage. Only to be
+ * used by gralloc internally.
+ *
+ * Return 0 on success.
+ */
+int gralloc_buffer_attr_allocate(struct private_handle_t *hnd);
+
+/*
+ * Frees the shared memory allocated for attribute storage.
+ * Only to be used by gralloc internally.
+
+ * Return 0 on success.
+ */
+int gralloc_buffer_attr_free(struct private_handle_t *hnd);
+
+/*
+ * Map the attribute storage area before attempting to
+ * read/write from it.
+ *
+ * Return 0 on success.
+ */
+static inline int gralloc_buffer_attr_map(struct private_handle_t *hnd, int readwrite)
+{
+ int rval = -1;
+ int prot_flags = PROT_READ;
+
+ if (!hnd)
+ {
+ goto out;
+ }
+
+ if (hnd->share_attr_fd < 0)
+ {
+ ALOGE("Shared attribute region not available to be mapped");
+ goto out;
+ }
+
+ if (readwrite)
+ {
+ prot_flags |= PROT_WRITE;
+ }
+
+ hnd->attr_base = mmap(NULL, PAGE_SIZE, prot_flags, MAP_SHARED, hnd->share_attr_fd, 0);
+
+ if (hnd->attr_base == MAP_FAILED)
+ {
+ ALOGE("Failed to mmap shared attribute region err=%s", strerror(errno));
+ goto out;
+ }
+
+ rval = 0;
+
+out:
+ return rval;
+}
+
+/*
+ * Unmap the attribute storage area when done with it.
+ *
+ * Return 0 on success.
+ */
+static inline int gralloc_buffer_attr_unmap(struct private_handle_t *hnd)
+{
+ int rval = -1;
+
+ if (!hnd)
+ {
+ goto out;
+ }
+
+ if (hnd->attr_base != MAP_FAILED)
+ {
+ if (munmap(hnd->attr_base, PAGE_SIZE) == 0)
+ {
+ hnd->attr_base = MAP_FAILED;
+ rval = 0;
+ }
+ }
+
+out:
+ return rval;
+}
+
+/*
+ * Read or write an attribute from/to the storage area.
+ *
+ * Return 0 on success.
+ */
+static inline int gralloc_buffer_attr_write(struct private_handle_t *hnd, buf_attr attr, int *val)
+{
+ int rval = -1;
+
+ if (!hnd || !val || attr >= GRALLOC_ARM_BUFFER_ATTR_LAST)
+ {
+ goto out;
+ }
+
+ if (hnd->attr_base != MAP_FAILED)
+ {
+ attr_region *region = (attr_region *)hnd->attr_base;
+
+ switch (attr)
+ {
+ case GRALLOC_ARM_BUFFER_ATTR_CROP_RECT:
+ memcpy(®ion->crop_top, val, sizeof(int) * 4);
+ rval = 0;
+ break;
+
+ case GRALLOC_ARM_BUFFER_ATTR_AFBC_YUV_TRANS:
+ region->use_yuv_transform = *val;
+ rval = 0;
+ break;
+
+ case GRALLOC_ARM_BUFFER_ATTR_AFBC_SPARSE_ALLOC:
+ region->use_sparse_alloc = *val;
+ rval = 0;
+ break;
+ }
+ }
+
+out:
+ return rval;
+}
+
+static inline int gralloc_buffer_attr_read(struct private_handle_t *hnd, buf_attr attr, int *val)
+{
+ int rval = -1;
+
+ if (!hnd || !val || attr >= GRALLOC_ARM_BUFFER_ATTR_LAST)
+ {
+ goto out;
+ }
+
+ if (hnd->attr_base != MAP_FAILED)
+ {
+ attr_region *region = (attr_region *)hnd->attr_base;
+
+ switch (attr)
+ {
+ case GRALLOC_ARM_BUFFER_ATTR_CROP_RECT:
+ memcpy(val, ®ion->crop_top, sizeof(int) * 4);
+ rval = 0;
+ break;
+
+ case GRALLOC_ARM_BUFFER_ATTR_AFBC_YUV_TRANS:
+ *val = region->use_yuv_transform;
+ rval = 0;
+ break;
+
+ case GRALLOC_ARM_BUFFER_ATTR_AFBC_SPARSE_ALLOC:
+ *val = region->use_sparse_alloc;
+ rval = 0;
+ break;
+ }
+ }
+
+out:
+ return rval;
+}
+
+#endif /* GRALLOC_BUFFER_PRIV_H_ */
diff --git a/gralloc/gralloc_helper.h b/gralloc/gralloc_helper.h
new file mode 100644
index 0000000..fea10e5
--- /dev/null
+++ b/gralloc/gralloc_helper.h
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2010-2017 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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_HELPER_H_
+#define GRALLOC_HELPER_H_
+
+#include <sys/mman.h>
+#include <android/log.h>
+
+#ifndef AWAR
+#define AWAR(fmt, args...) \
+ __android_log_print(ANDROID_LOG_WARN, "[Gralloc-Warning]", "%s:%d " fmt, __func__, __LINE__, ##args)
+#endif
+#ifndef AINF
+#define AINF(fmt, args...) __android_log_print(ANDROID_LOG_INFO, "[Gralloc]", fmt, ##args)
+#endif
+#ifndef AERR
+#define AERR(fmt, args...) \
+ __android_log_print(ANDROID_LOG_ERROR, "[Gralloc-ERROR]", "%s:%d " fmt, __func__, __LINE__, ##args)
+#endif
+#ifndef AERR_IF
+#define AERR_IF(eq, fmt, args...) \
+ if ((eq)) \
+ AERR(fmt, args)
+#endif
+
+#define GRALLOC_ALIGN(value, base) (((value) + ((base)-1)) & ~((base)-1))
+
+#define GRALLOC_UNUSED(x) ((void)x)
+
+static inline size_t round_up_to_page_size(size_t x)
+{
+ return (x + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1);
+}
+
+#endif /* GRALLOC_HELPER_H_ */
diff --git a/gralloc/gralloc_priv.h b/gralloc/gralloc_priv.h
new file mode 100644
index 0000000..3a54c18
--- /dev/null
+++ b/gralloc/gralloc_priv.h
@@ -0,0 +1,67 @@
+/*
+ * Copyright (C) 2017 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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_PRIV_H_
+#define GRALLOC_PRIV_H_
+
+#include <stdint.h>
+#include <pthread.h>
+#include <errno.h>
+#include <linux/fb.h>
+#include <sys/types.h>
+#include <unistd.h>
+#include <sys/mman.h>
+#include <cutils/native_handle.h>
+#include <utils/Log.h>
+
+#if GRALLOC_USE_GRALLOC1_API
+#include <hardware/gralloc1.h>
+#else
+#include <hardware/gralloc.h>
+#endif
+/**
+ * mali_gralloc_formats.h needs the define for GRALLOC_MODULE_API_VERSION_0_3 and
+ * GRALLOC_MODULE_API_VERSION_1_0, so include <gralloc1.h> or <gralloc.h> before
+ * including mali_gralloc_formats.h
+ **/
+#include "mali_gralloc_formats.h"
+#include "mali_gralloc_usages.h"
+#include "gralloc_helper.h"
+
+#if defined(GRALLOC_MODULE_API_VERSION_0_3) || \
+ (defined(GRALLOC_MODULE_API_VERSION_1_0) && !defined(GRALLOC_DISABLE_PRIVATE_BUFFER_DEF))
+
+/*
+ * This header file contains the private buffer definition. For gralloc 0.3 it will
+ * always be exposed, but for gralloc 1.0 it will be removed at some point in the future.
+ *
+ * GRALLOC_DISABLE_PRIVATE_BUFFER_DEF is intended for DDKs to test while implementing
+ * the new private API.
+ */
+#include "mali_gralloc_buffer.h"
+#endif
+
+#if defined(GRALLOC_MODULE_API_VERSION_1_0)
+
+/* gralloc 1.0 supports the new private interface that abstracts
+ * the private buffer definition to a set of defined APIs.
+ */
+#include "mali_gralloc_private_interface.h"
+#endif
+
+#endif /* GRALLOC_PRIV_H_ */
diff --git a/gralloc/gralloc_vsync.h b/gralloc/gralloc_vsync.h
new file mode 100644
index 0000000..af2bd2b
--- /dev/null
+++ b/gralloc/gralloc_vsync.h
@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2014 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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_VSYNC_H_
+#define _GRALLOC_VSYNC_H_
+
+struct framebuffer_device_t;
+
+/* Enables vsync interrupt. */
+int gralloc_vsync_enable(struct framebuffer_device_t *dev);
+/* Disables vsync interrupt. */
+int gralloc_vsync_disable(struct framebuffer_device_t *dev);
+/* Waits for the vsync interrupt. */
+int gralloc_wait_for_vsync(struct framebuffer_device_t *dev);
+
+#endif /* _GRALLOC_VSYNC_H_ */
diff --git a/gralloc/gralloc_vsync_default.cpp b/gralloc/gralloc_vsync_default.cpp
new file mode 100644
index 0000000..2a38fd9
--- /dev/null
+++ b/gralloc/gralloc_vsync_default.cpp
@@ -0,0 +1,76 @@
+/*
+ * Copyright (C) 2014-2017 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 <sys/ioctl.h>
+#include <errno.h>
+
+#include <hardware/hardware.h>
+#include <hardware/fb.h>
+
+#if GRALLOC_USE_GRALLOC1_API == 1
+#include <hardware/gralloc1.h>
+#else
+#include <hardware/gralloc.h>
+#endif
+
+#include "mali_gralloc_module.h"
+#include "mali_gralloc_private_interface_types.h"
+#include "mali_gralloc_buffer.h"
+#include "gralloc_vsync.h"
+#include "gralloc_vsync_report.h"
+
+#define FBIO_WAITFORVSYNC _IOW('F', 0x20, __u32)
+
+int gralloc_vsync_enable(framebuffer_device_t *dev)
+{
+ GRALLOC_UNUSED(dev);
+ return 0;
+}
+
+int gralloc_vsync_disable(framebuffer_device_t *dev)
+{
+ GRALLOC_UNUSED(dev);
+ return 0;
+}
+
+int gralloc_wait_for_vsync(framebuffer_device_t *dev)
+{
+ private_module_t *m = reinterpret_cast<private_module_t *>(dev->common.module);
+
+ if (MALI_DPY_TYPE_CLCD == m->dpy_type || MALI_DPY_TYPE_HDLCD == m->dpy_type)
+ {
+ /* Silently ignore wait for vsync as neither PL111 nor HDLCD implement this IOCTL. */
+ return 0;
+ }
+
+ if (m->swapInterval)
+ {
+ int crtc = 0;
+ gralloc_mali_vsync_report(MALI_VSYNC_EVENT_BEGIN_WAIT);
+
+ if (ioctl(m->framebuffer->fd, FBIO_WAITFORVSYNC, &crtc) < 0)
+ {
+ gralloc_mali_vsync_report(MALI_VSYNC_EVENT_END_WAIT);
+ return -errno;
+ }
+
+ gralloc_mali_vsync_report(MALI_VSYNC_EVENT_END_WAIT);
+ }
+
+ return 0;
+}
diff --git a/gralloc/gralloc_vsync_report.h b/gralloc/gralloc_vsync_report.h
new file mode 100644
index 0000000..49baabf
--- /dev/null
+++ b/gralloc/gralloc_vsync_report.h
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2011 ARM Limited. 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_VSYNC_REPORT_H_
+#define GRALLOC_VSYNC_REPORT_H_
+
+#include "gralloc_helper.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef enum mali_vsync_event
+{
+ MALI_VSYNC_EVENT_BEGIN_WAIT = 0,
+ MALI_VSYNC_EVENT_END_WAIT
+} mali_vsync_event;
+
+extern void _mali_base_arch_vsync_event_report(mali_vsync_event);
+
+inline void gralloc_mali_vsync_report(mali_vsync_event event)
+{
+#ifdef MALI_VSYNC_EVENT_REPORT_ENABLE
+ _mali_base_arch_vsync_event_report(event);
+#else
+ GRALLOC_UNUSED(event);
+#endif
+}
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* GRALLOC_VSYNC_REPORT_H_ */
diff --git a/gralloc/gralloc_vsync_s3cfb.cpp b/gralloc/gralloc_vsync_s3cfb.cpp
new file mode 100644
index 0000000..434e685
--- /dev/null
+++ b/gralloc/gralloc_vsync_s3cfb.cpp
@@ -0,0 +1,73 @@
+/*
+ * Copyright (C) 2014 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 "gralloc_priv.h"
+#include "gralloc_vsync.h"
+#include "gralloc_vsync_report.h"
+#include <sys/ioctl.h>
+#include <errno.h>
+
+#define FBIO_WAITFORVSYNC _IOW('F', 0x20, __u32)
+#define S3CFB_SET_VSYNC_INT _IOW('F', 206, unsigned int)
+
+int gralloc_vsync_enable(framebuffer_device_t *dev)
+{
+ private_module_t *m = reinterpret_cast<private_module_t *>(dev->common.module);
+ int interrupt = 1;
+
+ if (ioctl(m->framebuffer->fd, S3CFB_SET_VSYNC_INT, &interrupt) < 0)
+ {
+ return -errno;
+ }
+
+ return 0;
+}
+
+int gralloc_vsync_disable(framebuffer_device_t *dev)
+{
+ private_module_t *m = reinterpret_cast<private_module_t *>(dev->common.module);
+ int interrupt = 0;
+
+ if (ioctl(m->framebuffer->fd, S3CFB_SET_VSYNC_INT, &interrupt) < 0)
+ {
+ return -errno;
+ }
+
+ return 0;
+}
+
+int gralloc_wait_for_vsync(framebuffer_device_t *dev)
+{
+ private_module_t *m = reinterpret_cast<private_module_t *>(dev->common.module);
+
+ if (m->swapInterval)
+ {
+ int crtc = 0;
+ gralloc_mali_vsync_report(MALI_VSYNC_EVENT_BEGIN_WAIT);
+
+ if (ioctl(m->framebuffer->fd, FBIO_WAITFORVSYNC, &crtc) < 0)
+ {
+ gralloc_mali_vsync_report(MALI_VSYNC_EVENT_END_WAIT);
+ return -errno;
+ }
+
+ gralloc_mali_vsync_report(MALI_VSYNC_EVENT_END_WAIT);
+ }
+
+ return 0;
+}
diff --git a/gralloc/ion_4.12.h b/gralloc/ion_4.12.h
new file mode 100644
index 0000000..6ae79d4
--- /dev/null
+++ b/gralloc/ion_4.12.h
@@ -0,0 +1,125 @@
+/*
+ * Adapted from drivers/staging/android/uapi/ion.h
+ *
+ * Copyright (C) 2011 Google, Inc.
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#ifndef _UAPI_LINUX_ION_NEW_H
+#define _UAPI_LINUX_ION_NEW_H
+
+#include <linux/ioctl.h>
+#include <linux/types.h>
+
+#define ION_NUM_HEAP_IDS (sizeof(unsigned int) * 8)
+
+/**
+ * DOC: Ion Userspace API
+ *
+ * create a client by opening /dev/ion
+ * most operations handled via following ioctls
+ *
+ */
+
+/**
+ * struct ion_new_allocation_data - metadata passed from userspace for allocations
+ * @len: size of the allocation
+ * @heap_id_mask: mask of heap ids to allocate from
+ * @flags: flags passed to heap
+ * @handle: pointer that will be populated with a cookie to use to
+ * refer to this allocation
+ *
+ * Provided by userspace as an argument to the ioctl - added _new to denote
+ * this belongs to the new ION interface.
+ */
+struct ion_new_allocation_data {
+ __u64 len;
+ __u32 heap_id_mask;
+ __u32 flags;
+ __u32 fd;
+ __u32 unused;
+};
+
+#define MAX_HEAP_NAME 32
+
+/**
+ * struct ion_heap_data - data about a heap
+ * @name - first 32 characters of the heap name
+ * @type - heap type
+ * @heap_id - heap id for the heap
+ */
+struct ion_heap_data {
+ char name[MAX_HEAP_NAME];
+ __u32 type;
+ __u32 heap_id;
+ __u32 reserved0;
+ __u32 reserved1;
+ __u32 reserved2;
+};
+
+/**
+ * struct ion_heap_query - collection of data about all heaps
+ * @cnt - total number of heaps to be copied
+ * @heaps - buffer to copy heap data
+ */
+struct ion_heap_query {
+ __u32 cnt; /* Total number of heaps to be copied */
+ __u32 reserved0; /* align to 64bits */
+ __u64 heaps; /* buffer to be populated */
+ __u32 reserved1;
+ __u32 reserved2;
+};
+
+#define ION_IOC_MAGIC 'I'
+
+/**
+ * DOC: ION_IOC_NEW_ALLOC - allocate memory
+ *
+ * Takes an ion_allocation_data struct and returns it with the handle field
+ * populated with the opaque handle for the allocation.
+ * TODO: This IOCTL will clash by design; however, only one of
+ * ION_IOC_ALLOC or ION_IOC_NEW_ALLOC paths will be exercised,
+ * so this should not conflict.
+ */
+#define ION_IOC_NEW_ALLOC _IOWR(ION_IOC_MAGIC, 0, struct ion_new_allocation_data)
+
+/**
+ * DOC: ION_IOC_FREE - free memory
+ *
+ * Takes an ion_handle_data struct and frees the handle.
+ *
+ * #define ION_IOC_FREE _IOWR(ION_IOC_MAGIC, 1, struct ion_handle_data)
+ * This will come from the older kernels, so don't redefine here
+ */
+
+/**
+ * DOC: ION_IOC_SHARE - creates a file descriptor to use to share an allocation
+ *
+ * Takes an ion_fd_data struct with the handle field populated with a valid
+ * opaque handle. Returns the struct with the fd field set to a file
+ * descriptor open in the current address space. This file descriptor
+ * can then be passed to another process. The corresponding opaque handle can
+ * be retrieved via ION_IOC_IMPORT.
+ *
+ * #define ION_IOC_SHARE _IOWR(ION_IOC_MAGIC, 4, struct ion_fd_data)
+ * This will come from the older kernels, so don't redefine here
+ */
+
+/**
+ * DOC: ION_IOC_HEAP_QUERY - information about available heaps
+ *
+ * Takes an ion_heap_query structure and populates information about
+ * available Ion heaps.
+ */
+#define ION_IOC_HEAP_QUERY _IOWR(ION_IOC_MAGIC, 8, struct ion_heap_query)
+
+#endif /* _UAPI_LINUX_ION_NEW_H */
diff --git a/gralloc/legacy/alloc_device.cpp b/gralloc/legacy/alloc_device.cpp
new file mode 100644
index 0000000..71e5511
--- /dev/null
+++ b/gralloc/legacy/alloc_device.cpp
@@ -0,0 +1,185 @@
+/*
+ * Copyright (C) 2010-2017 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 <string.h>
+#include <errno.h>
+#include <pthread.h>
+#include <stdlib.h>
+
+#include <log/log.h>
+#include <cutils/atomic.h>
+#include <hardware/hardware.h>
+#include <hardware/gralloc.h>
+
+#include <sys/ioctl.h>
+
+#include "mali_gralloc_module.h"
+#include "alloc_device.h"
+#include "gralloc_priv.h"
+#include "gralloc_helper.h"
+#include "framebuffer_device.h"
+#include "mali_gralloc_ion.h"
+#include "gralloc_buffer_priv.h"
+#include "mali_gralloc_bufferdescriptor.h"
+#include "mali_gralloc_bufferallocation.h"
+#include "mali_gralloc_formats.h"
+#include "mali_gralloc_usages.h"
+
+static int alloc_device_alloc(alloc_device_t *dev, int w, int h, int format, int usage, buffer_handle_t *pHandle,
+ int *pStride)
+{
+ mali_gralloc_module *m;
+ int err = -EINVAL;
+
+ if (!dev || !pHandle || !pStride)
+ {
+ return err;
+ }
+
+ m = reinterpret_cast<private_module_t *>(dev->common.module);
+
+#if GRALLOC_FB_SWAP_RED_BLUE == 1
+
+ /* match the framebuffer format */
+ if (usage & GRALLOC_USAGE_HW_FB)
+ {
+#ifdef GRALLOC_16_BITS
+ format = HAL_PIXEL_FORMAT_RGB_565;
+#else
+ format = HAL_PIXEL_FORMAT_BGRA_8888;
+#endif
+ }
+
+#endif
+
+#if DISABLE_FRAMEBUFFER_HAL != 1
+
+ if (usage & GRALLOC_USAGE_HW_FB)
+ {
+ int byte_stride;
+ int pixel_stride;
+
+ err = fb_alloc_framebuffer(m, usage, usage, pHandle, &pixel_stride, &byte_stride);
+
+ if (err >= 0)
+ {
+ private_handle_t *hnd = (private_handle_t *)*pHandle;
+
+ /* Allocate a meta-data buffer for framebuffer too. fbhal
+ * ones wont need it but it will lead to binder IPC fail
+ * without a valid share_attr_fd.
+ *
+ * Explicitly ignore allocation errors since it is not critical to have
+ */
+ (void)gralloc_buffer_attr_allocate(hnd);
+
+ hnd->req_format = format;
+ hnd->yuv_info = MALI_YUV_BT601_NARROW;
+ hnd->internal_format = format;
+ hnd->byte_stride = byte_stride;
+ hnd->width = w;
+ hnd->height = h;
+ hnd->stride = pixel_stride;
+ hnd->internalWidth = w;
+ hnd->internalHeight = h;
+ }
+ }
+ else
+#endif
+ {
+ /* share the same allocation interface with gralloc1.*/
+ buffer_descriptor_t buffer_descriptor;
+ gralloc_buffer_descriptor_t gralloc_buffer_descriptor[1];
+
+ buffer_descriptor.hal_format = format;
+ buffer_descriptor.consumer_usage = usage;
+ buffer_descriptor.producer_usage = usage;
+ buffer_descriptor.width = w;
+ buffer_descriptor.height = h;
+ buffer_descriptor.layer_count = 1;
+ buffer_descriptor.format_type = MALI_GRALLOC_FORMAT_TYPE_USAGE;
+ gralloc_buffer_descriptor[0] = (gralloc_buffer_descriptor_t)(&buffer_descriptor);
+
+ if (mali_gralloc_buffer_allocate(m, gralloc_buffer_descriptor, 1, pHandle, NULL) < 0)
+ {
+ ALOGE("Failed to allocate buffer.");
+ err = -ENOMEM;
+ }
+ else
+ {
+ mali_gralloc_query_getstride(*pHandle, pStride);
+ err = 0;
+ }
+ }
+
+ return err;
+}
+
+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);
+
+ if (hnd->flags & private_handle_t::PRIV_FLAGS_FRAMEBUFFER)
+ {
+ // free this buffer
+ close(hnd->fd);
+ }
+ else
+ {
+ mali_gralloc_buffer_free(handle);
+ }
+
+ delete hnd;
+
+ return 0;
+}
+
+int alloc_device_open(hw_module_t const *module, const char *name, hw_device_t **device)
+{
+ alloc_device_t *dev;
+
+ GRALLOC_UNUSED(name);
+
+ dev = new alloc_device_t;
+
+ if (NULL == 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 = mali_gralloc_ion_device_close;
+ dev->alloc = alloc_device_alloc;
+ dev->free = alloc_device_free;
+
+ *device = &dev->common;
+
+ return 0;
+}
diff --git a/gralloc/legacy/alloc_device.h b/gralloc/legacy/alloc_device.h
new file mode 100644
index 0000000..6fb186a
--- /dev/null
+++ b/gralloc/legacy/alloc_device.h
@@ -0,0 +1,22 @@
+/*
+ * Copyright (C) 2010 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 <hardware/hardware.h>
+
+// Create an alloc device
+int alloc_device_open(hw_module_t const *module, const char *name, hw_device_t **device);
diff --git a/gralloc/mali_gralloc_buffer.h b/gralloc/mali_gralloc_buffer.h
new file mode 100644
index 0000000..30e24f1
--- /dev/null
+++ b/gralloc/mali_gralloc_buffer.h
@@ -0,0 +1,286 @@
+/*
+ * Copyright (C) 2017 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 MALI_GRALLOC_BUFFER_H_
+#define MALI_GRALLOC_BUFFER_H_
+
+#include <errno.h>
+#include <sys/types.h>
+#include <unistd.h>
+#include <sys/mman.h>
+
+#include "mali_gralloc_private_interface_types.h"
+
+/* NOTE:
+ * If your framebuffer device driver is integrated with dma_buf, you will have to
+ * change this IOCTL definition to reflect your integration with the framebuffer
+ * device.
+ * Expected return value is a structure filled with a file descriptor
+ * backing your framebuffer device memory.
+ */
+struct fb_dmabuf_export
+{
+ __u32 fd;
+ __u32 flags;
+};
+#define FBIOGET_DMABUF _IOR('F', 0x21, struct fb_dmabuf_export)
+
+/* the max string size of GRALLOC_HARDWARE_GPU0 & GRALLOC_HARDWARE_FB0
+ * 8 is big enough for "gpu0" & "fb0" currently
+ */
+#define MALI_GRALLOC_HARDWARE_MAX_STR_LEN 8
+#define NUM_FB_BUFFERS 2
+
+/* Define number of shared file descriptors */
+#define GRALLOC_ARM_NUM_FDS 2
+
+#define NUM_INTS_IN_PRIVATE_HANDLE ((sizeof(struct private_handle_t) - sizeof(native_handle)) / sizeof(int) - sNumFds)
+
+#define SZ_4K 0x00001000
+#define SZ_2M 0x00200000
+
+struct private_handle_t;
+
+#ifndef __cplusplus
+/* C99 with pedantic don't allow anonymous unions which is used in below struct
+ * Disable pedantic for C for this struct only.
+ */
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wpedantic"
+#endif
+
+#ifdef __cplusplus
+struct private_handle_t : public native_handle
+{
+#else
+struct private_handle_t
+{
+ struct native_handle nativeHandle;
+#endif
+
+#ifdef __cplusplus
+ /* Never intended to be used from C code */
+ enum
+ {
+ PRIV_FLAGS_FRAMEBUFFER = 0x00000001,
+ PRIV_FLAGS_USES_ION_COMPOUND_HEAP = 0x00000002,
+ PRIV_FLAGS_USES_ION = 0x00000004,
+ PRIV_FLAGS_USES_ION_DMA_HEAP = 0x00000008
+ };
+
+ enum
+ {
+ LOCK_STATE_WRITE = 1 << 31,
+ LOCK_STATE_MAPPED = 1 << 30,
+ LOCK_STATE_READ_MASK = 0x3FFFFFFF
+ };
+#endif
+
+ /*
+ * Shared file descriptor for dma_buf sharing. This must be the first element in the
+ * structure so that binder knows where it is and can properly share it between
+ * processes.
+ * DO NOT MOVE THIS ELEMENT!
+ */
+ int share_fd;
+ int share_attr_fd;
+
+ // ints
+ int magic;
+ int req_format;
+ uint64_t internal_format;
+ int byte_stride;
+ int flags;
+ int size;
+ int width;
+ int height;
+ int format;
+ int internalWidth;
+ int internalHeight;
+ int stride;
+
+ /*
+ * Multi-layer buffers.
+ *
+ * Gralloc 1.0 supports multiple image layers within the same
+ * buffer allocation, where GRALLOC1_CAPABILITY_LAYERED_BUFFERS is enabled.
+ * 'layer_count' defines the number of layers that have been allocated.
+ * All layers are the same size (in bytes) and 'size' defines the
+ * number of bytes in the whole allocation.
+ * Size of each layer = 'size' / 'layer_count'.
+ * Offset to nth layer = n * ('size' / 'layer_count'),
+ * where n=0 for the first layer.
+ */
+ uint32_t layer_count;
+ union
+ {
+ void *base;
+ uint64_t padding;
+ };
+ int usage;
+ uint64_t consumer_usage;
+ uint64_t producer_usage;
+ uint64_t backing_store_id;
+ int backing_store_size;
+ int writeOwner;
+ int allocating_pid;
+ int remote_pid;
+ int ref_count;
+ // locally mapped shared attribute area
+ union
+ {
+ void *attr_base;
+ uint64_t padding3;
+ };
+
+ mali_gralloc_yuv_info yuv_info;
+
+ // Following members is for framebuffer only
+ int fd;
+ union
+ {
+ off_t offset;
+ uint64_t padding4;
+ };
+
+ /*
+ * min_pgsz denotes minimum phys_page size used by this buffer.
+ * if buffer memory is physical contiguous set min_pgsz to buff->size
+ * if not sure buff's real phys_page size, you can use SZ_4K for safe.
+ */
+ int min_pgsz;
+#ifdef __cplusplus
+ /*
+ * We track the number of integers in the structure. There are 16 unconditional
+ * integers (magic - pid, yuv_info, fd and offset). Note that the fd element is
+ * considered an int not an fd because it is not intended to be used outside the
+ * surface flinger process. The GRALLOC_ARM_NUM_INTS variable is used to track the
+ * number of integers that are conditionally included. Similar considerations apply
+ * to the number of fds.
+ */
+ static const int sNumFds = GRALLOC_ARM_NUM_FDS;
+ static const int sMagic = 0x3141592;
+
+ private_handle_t(int _flags, int _size, void *_base, uint64_t _consumer_usage, uint64_t _producer_usage,
+ int fb_file, off_t fb_offset)
+ : share_fd(-1)
+ , share_attr_fd(-1)
+ , magic(sMagic)
+ , flags(_flags)
+ , size(_size)
+ , width(0)
+ , height(0)
+ , stride(0)
+ , layer_count(0)
+ , base(_base)
+ , consumer_usage(_consumer_usage)
+ , producer_usage(_producer_usage)
+ , backing_store_id(0x0)
+ , backing_store_size(0)
+ , writeOwner(0)
+ , allocating_pid(getpid())
+ , remote_pid(-1)
+ , ref_count(1)
+ , attr_base(MAP_FAILED)
+ , yuv_info(MALI_YUV_NO_INFO)
+ , fd(fb_file)
+ , offset(fb_offset)
+ {
+ version = sizeof(native_handle);
+ numFds = sNumFds;
+ numInts = NUM_INTS_IN_PRIVATE_HANDLE;
+ }
+
+ private_handle_t(int _flags, int _size, int _min_pgsz, uint64_t _consumer_usage, uint64_t _producer_usage,
+ int _shared_fd, int _req_format, uint64_t _internal_format, int _byte_stride, int _width,
+ int _height, int _stride, int _internalWidth, int _internalHeight, int _backing_store_size,
+ uint64_t _layer_count)
+ : share_fd(_shared_fd)
+ , share_attr_fd(-1)
+ , magic(sMagic)
+ , req_format(_req_format)
+ , internal_format(_internal_format)
+ , byte_stride(_byte_stride)
+ , flags(_flags)
+ , size(_size)
+ , width(_width)
+ , height(_height)
+ , internalWidth(_internalWidth)
+ , internalHeight(_internalHeight)
+ , stride(_stride)
+ , layer_count(_layer_count)
+ , base(NULL)
+ , consumer_usage(_consumer_usage)
+ , producer_usage(_producer_usage)
+ , backing_store_id(0x0)
+ , backing_store_size(_backing_store_size)
+ , writeOwner(0)
+ , allocating_pid(getpid())
+ , remote_pid(-1)
+ , ref_count(1)
+ , attr_base(MAP_FAILED)
+ , yuv_info(MALI_YUV_NO_INFO)
+ , fd(-1)
+ , offset(0)
+ , min_pgsz(_min_pgsz)
+ {
+ version = sizeof(native_handle);
+ numFds = sNumFds;
+ numInts = NUM_INTS_IN_PRIVATE_HANDLE;
+ format = _req_format;
+ }
+
+ ~private_handle_t()
+ {
+ magic = 0;
+ }
+
+ bool usesPhysicallyContiguousMemory()
+ {
+ return (flags & PRIV_FLAGS_FRAMEBUFFER) ? true : false;
+ }
+
+ static int validate(const native_handle *h)
+ {
+ const private_handle_t *hnd = (const private_handle_t *)h;
+
+ if (!h || h->version != sizeof(native_handle) || h->numInts != NUM_INTS_IN_PRIVATE_HANDLE ||
+ h->numFds != sNumFds || hnd->magic != sMagic)
+ {
+ return -EINVAL;
+ }
+
+ return 0;
+ }
+
+ static private_handle_t *dynamicCast(const native_handle *in)
+ {
+ if (validate(in) == 0)
+ {
+ return (private_handle_t *)in;
+ }
+
+ return NULL;
+ }
+#endif
+};
+#ifndef __cplusplus
+/* Restore previous diagnostic for pedantic */
+#pragma GCC diagnostic pop
+#endif
+
+#endif /* MALI_GRALLOC_BUFFER_H_ */
diff --git a/gralloc/mali_gralloc_bufferaccess.cpp b/gralloc/mali_gralloc_bufferaccess.cpp
new file mode 100644
index 0000000..ea77283
--- /dev/null
+++ b/gralloc/mali_gralloc_bufferaccess.cpp
@@ -0,0 +1,414 @@
+/*
+ * Copyright (C) 2016-2017 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 <errno.h>
+#include <inttypes.h>
+
+#if GRALLOC_USE_GRALLOC1_API == 1
+#include <hardware/gralloc1.h>
+#else
+#include <hardware/gralloc.h>
+#endif
+
+#include "mali_gralloc_module.h"
+#include "mali_gralloc_private_interface_types.h"
+#include "mali_gralloc_buffer.h"
+#include "mali_gralloc_formats.h"
+#include "mali_gralloc_usages.h"
+#include "mali_gralloc_ion.h"
+#include "gralloc_helper.h"
+#include <sync/sync.h>
+
+int mali_gralloc_lock(const mali_gralloc_module *m, buffer_handle_t buffer, uint64_t usage, int l, int t, int w, int h,
+ void **vaddr)
+{
+ GRALLOC_UNUSED(m);
+ GRALLOC_UNUSED(l);
+ GRALLOC_UNUSED(t);
+ GRALLOC_UNUSED(w);
+ GRALLOC_UNUSED(h);
+
+ if (private_handle_t::validate(buffer) < 0)
+ {
+ AERR("Locking invalid buffer %p, returning error", buffer);
+ return -EINVAL;
+ }
+
+ private_handle_t *hnd = (private_handle_t *)buffer;
+
+ if (hnd->req_format == HAL_PIXEL_FORMAT_YCbCr_420_888)
+ {
+ AERR("Buffers with format YCbCr_420_888 must be locked using (*lock_ycbcr)");
+ return -EINVAL;
+ }
+
+ if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_ION)
+ {
+ hnd->writeOwner = usage & GRALLOC_USAGE_SW_WRITE_MASK;
+ }
+
+ if (usage & (GRALLOC_USAGE_SW_READ_MASK | GRALLOC_USAGE_SW_WRITE_MASK))
+ {
+ *vaddr = (void *)hnd->base;
+ }
+
+ return 0;
+}
+
+int mali_gralloc_lock_ycbcr(const mali_gralloc_module *m, buffer_handle_t buffer, uint64_t usage, int l, int t, int w,
+ int h, android_ycbcr *ycbcr)
+{
+ GRALLOC_UNUSED(m);
+ GRALLOC_UNUSED(l);
+ GRALLOC_UNUSED(t);
+ GRALLOC_UNUSED(w);
+ GRALLOC_UNUSED(h);
+
+ if (private_handle_t::validate(buffer) < 0)
+ {
+ AERR("Locking invalid buffer %p, returning error", buffer);
+ return -EINVAL;
+ }
+
+ if (NULL == ycbcr)
+ {
+ return -EINVAL;
+ }
+
+ private_handle_t *hnd = (private_handle_t *)buffer;
+
+ if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_ION)
+ {
+ hnd->writeOwner = usage & GRALLOC_USAGE_SW_WRITE_MASK;
+ }
+
+ if (usage & (GRALLOC_USAGE_SW_READ_MASK | GRALLOC_USAGE_SW_WRITE_MASK) &&
+ !(hnd->internal_format & MALI_GRALLOC_INTFMT_EXT_MASK))
+ {
+ char *base = (char *)hnd->base;
+ int y_stride = hnd->byte_stride;
+ /* Ensure height is aligned for subsampled chroma before calculating buffer parameters */
+ int adjusted_height = GRALLOC_ALIGN(hnd->height, 2);
+ int y_size = y_stride * adjusted_height;
+
+ int u_offset = 0;
+ int v_offset = 0;
+ int c_stride = 0;
+ int step = 0;
+
+ uint64_t base_format = hnd->internal_format & MALI_GRALLOC_INTFMT_FMT_MASK;
+
+ switch (base_format)
+ {
+ case MALI_GRALLOC_FORMAT_INTERNAL_NV12:
+ c_stride = y_stride;
+ /* Y plane, UV plane */
+ u_offset = y_size;
+ v_offset = y_size + 1;
+ step = 2;
+ break;
+
+ case MALI_GRALLOC_FORMAT_INTERNAL_NV21:
+ c_stride = y_stride;
+ /* Y plane, UV plane */
+ v_offset = y_size;
+ u_offset = y_size + 1;
+ step = 2;
+ break;
+
+ case MALI_GRALLOC_FORMAT_INTERNAL_YV12:
+ {
+ int c_size;
+
+ /* Stride alignment set to 16 as the SW access flags were set */
+ c_stride = GRALLOC_ALIGN(hnd->byte_stride / 2, 16);
+ c_size = c_stride * (adjusted_height / 2);
+ /* Y plane, V plane, U plane */
+ v_offset = y_size;
+ u_offset = y_size + c_size;
+ step = 1;
+ break;
+ }
+
+ default:
+ AERR("Can't lock buffer %p: wrong format %" PRIx64, hnd, hnd->internal_format);
+ return -EINVAL;
+ }
+
+ ycbcr->y = base;
+ ycbcr->cb = base + u_offset;
+ ycbcr->cr = base + v_offset;
+ ycbcr->ystride = y_stride;
+ ycbcr->cstride = c_stride;
+ ycbcr->chroma_step = step;
+ }
+ else
+ {
+ AERR("Don't support to lock buffer %p: with format %" PRIx64, hnd, hnd->internal_format);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+int mali_gralloc_unlock(const mali_gralloc_module *m, buffer_handle_t buffer)
+{
+ if (private_handle_t::validate(buffer) < 0)
+ {
+ AERR("Unlocking invalid buffer %p, returning error", buffer);
+ return -EINVAL;
+ }
+
+ private_handle_t *hnd = (private_handle_t *)buffer;
+
+ if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_ION && hnd->writeOwner)
+ {
+ mali_gralloc_ion_sync(m, hnd);
+ }
+
+ return 0;
+}
+
+#if GRALLOC_USE_GRALLOC1_API == 1
+int mali_gralloc_get_num_flex_planes(const mali_gralloc_module *m, buffer_handle_t buffer, uint32_t *num_planes)
+{
+ GRALLOC_UNUSED(m);
+
+ if (private_handle_t::validate(buffer) < 0)
+ {
+ AERR("Invalid buffer %p, returning error", buffer);
+ return -EINVAL;
+ }
+
+ if (NULL == num_planes)
+ {
+ return -EINVAL;
+ }
+
+ private_handle_t *hnd = (private_handle_t *)buffer;
+ uint64_t base_format = hnd->internal_format & MALI_GRALLOC_INTFMT_FMT_MASK;
+
+ switch (base_format)
+ {
+ case MALI_GRALLOC_FORMAT_INTERNAL_NV12:
+ case MALI_GRALLOC_FORMAT_INTERNAL_NV21:
+ case MALI_GRALLOC_FORMAT_INTERNAL_YV12:
+ *num_planes = 3;
+ break;
+
+ default:
+ AERR("Can't get planes number of buffer %p: with format %" PRIx64, hnd, hnd->internal_format);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+#endif
+
+int mali_gralloc_lock_async(const mali_gralloc_module *m, buffer_handle_t buffer, uint64_t usage, int l, int t, int w,
+ int h, void **vaddr, int32_t fence_fd)
+{
+ if (fence_fd >= 0)
+ {
+ sync_wait(fence_fd, -1);
+ close(fence_fd);
+ }
+
+ return mali_gralloc_lock(m, buffer, usage, l, t, w, h, vaddr);
+}
+
+int mali_gralloc_lock_ycbcr_async(const mali_gralloc_module *m, buffer_handle_t buffer, uint64_t usage, int l, int t,
+ int w, int h, android_ycbcr *ycbcr, int32_t fence_fd)
+{
+ if (fence_fd >= 0)
+ {
+ sync_wait(fence_fd, -1);
+ close(fence_fd);
+ }
+
+ return mali_gralloc_lock_ycbcr(m, buffer, usage, l, t, w, h, ycbcr);
+}
+
+#if GRALLOC_USE_GRALLOC1_API == 1
+
+int mali_gralloc_lock_flex_async(const mali_gralloc_module *m, buffer_handle_t buffer, uint64_t usage, int l, int t,
+ int w, int h, struct android_flex_layout *flex_layout, int32_t fence_fd)
+{
+ GRALLOC_UNUSED(m);
+ GRALLOC_UNUSED(l);
+ GRALLOC_UNUSED(t);
+ GRALLOC_UNUSED(w);
+ GRALLOC_UNUSED(h);
+
+ if (private_handle_t::validate(buffer) < 0)
+ {
+ AERR("Locking invalid buffer %p, returning error", buffer);
+ return -EINVAL;
+ }
+
+ if (NULL == flex_layout)
+ {
+ return -EINVAL;
+ }
+
+ if (fence_fd >= 0)
+ {
+ sync_wait(fence_fd, -1);
+ close(fence_fd);
+ }
+
+ private_handle_t *hnd = (private_handle_t *)buffer;
+
+ if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_ION)
+ {
+ hnd->writeOwner = usage & GRALLOC_USAGE_SW_WRITE_MASK;
+ }
+
+ if (usage & (GRALLOC_USAGE_SW_READ_MASK | GRALLOC_USAGE_SW_WRITE_MASK) &&
+ !(hnd->internal_format & MALI_GRALLOC_INTFMT_EXT_MASK))
+ {
+ uint8_t *base = (uint8_t *)hnd->base;
+ int y_stride = hnd->byte_stride;
+ /* Ensure height is aligned for subsampled chroma before calculating buffer parameters */
+ int adjusted_height = GRALLOC_ALIGN(hnd->height, 2);
+ int y_size = y_stride * adjusted_height;
+
+ uint64_t base_format = hnd->internal_format & MALI_GRALLOC_INTFMT_FMT_MASK;
+
+ switch (base_format)
+ {
+ case MALI_GRALLOC_FORMAT_INTERNAL_NV12:
+ flex_layout->format = FLEX_FORMAT_YCbCr;
+ flex_layout->num_planes = 3;
+ flex_layout->planes[0].top_left = base;
+ flex_layout->planes[0].component = FLEX_COMPONENT_Y;
+ flex_layout->planes[0].bits_per_component = 8;
+ flex_layout->planes[0].bits_used = 8;
+ flex_layout->planes[0].h_increment = 1;
+ flex_layout->planes[0].v_increment = y_stride;
+ flex_layout->planes[0].h_subsampling = 1;
+ flex_layout->planes[0].v_subsampling = 1;
+ flex_layout->planes[1].top_left = base + y_size;
+ flex_layout->planes[1].component = FLEX_COMPONENT_Cb;
+ flex_layout->planes[1].bits_per_component = 8;
+ flex_layout->planes[1].bits_used = 8;
+ flex_layout->planes[1].h_increment = 2;
+ flex_layout->planes[1].v_increment = y_stride;
+ flex_layout->planes[1].h_subsampling = 2;
+ flex_layout->planes[1].v_subsampling = 2;
+ flex_layout->planes[2].top_left = flex_layout->planes[1].top_left + 1;
+ flex_layout->planes[2].component = FLEX_COMPONENT_Cr;
+ flex_layout->planes[2].bits_per_component = 8;
+ flex_layout->planes[2].bits_used = 8;
+ flex_layout->planes[2].h_increment = 2;
+ flex_layout->planes[2].v_increment = y_stride;
+ flex_layout->planes[2].h_subsampling = 2;
+ flex_layout->planes[2].v_subsampling = 2;
+ break;
+
+ case MALI_GRALLOC_FORMAT_INTERNAL_NV21:
+ flex_layout->format = FLEX_FORMAT_YCbCr;
+ flex_layout->num_planes = 3;
+ flex_layout->planes[0].top_left = base;
+ flex_layout->planes[0].component = FLEX_COMPONENT_Y;
+ flex_layout->planes[0].bits_per_component = 8;
+ flex_layout->planes[0].bits_used = 8;
+ flex_layout->planes[0].h_increment = 1;
+ flex_layout->planes[0].v_increment = y_stride;
+ flex_layout->planes[0].h_subsampling = 1;
+ flex_layout->planes[0].v_subsampling = 1;
+ flex_layout->planes[1].top_left = base + y_size;
+ flex_layout->planes[1].component = FLEX_COMPONENT_Cr;
+ flex_layout->planes[1].bits_per_component = 8;
+ flex_layout->planes[1].bits_used = 8;
+ flex_layout->planes[1].h_increment = 2;
+ flex_layout->planes[1].v_increment = y_stride;
+ flex_layout->planes[1].h_subsampling = 2;
+ flex_layout->planes[1].v_subsampling = 2;
+ flex_layout->planes[2].top_left = flex_layout->planes[1].top_left + 1;
+ flex_layout->planes[2].component = FLEX_COMPONENT_Cb;
+ flex_layout->planes[2].bits_per_component = 8;
+ flex_layout->planes[2].bits_used = 8;
+ flex_layout->planes[2].h_increment = 2;
+ flex_layout->planes[2].v_increment = y_stride;
+ flex_layout->planes[2].h_subsampling = 2;
+ flex_layout->planes[2].v_subsampling = 2;
+ break;
+
+ case MALI_GRALLOC_FORMAT_INTERNAL_YV12:
+ {
+ int c_size;
+ int c_stride;
+ /* Stride alignment set to 16 as the SW access flags were set */
+ c_stride = GRALLOC_ALIGN(hnd->byte_stride / 2, 16);
+ c_size = c_stride * (adjusted_height / 2);
+ /* Y plane, V plane, U plane */
+ flex_layout->format = FLEX_FORMAT_YCbCr;
+ flex_layout->num_planes = 3;
+ flex_layout->planes[0].top_left = base;
+ flex_layout->planes[0].component = FLEX_COMPONENT_Y;
+ flex_layout->planes[0].bits_per_component = 8;
+ flex_layout->planes[0].bits_used = 8;
+ flex_layout->planes[0].h_increment = 1;
+ flex_layout->planes[0].v_increment = y_stride;
+ flex_layout->planes[0].h_subsampling = 1;
+ flex_layout->planes[0].v_subsampling = 1;
+ flex_layout->planes[1].top_left = base + y_size;
+ flex_layout->planes[1].component = FLEX_COMPONENT_Cr;
+ flex_layout->planes[1].bits_per_component = 8;
+ flex_layout->planes[1].bits_used = 8;
+ flex_layout->planes[1].h_increment = 1;
+ flex_layout->planes[1].v_increment = c_stride;
+ flex_layout->planes[1].h_subsampling = 2;
+ flex_layout->planes[1].v_subsampling = 2;
+ flex_layout->planes[2].top_left = flex_layout->planes[1].top_left + c_size;
+ flex_layout->planes[2].component = FLEX_COMPONENT_Cb;
+ flex_layout->planes[2].bits_per_component = 8;
+ flex_layout->planes[2].bits_used = 8;
+ flex_layout->planes[2].h_increment = 1;
+ flex_layout->planes[2].v_increment = c_stride;
+ flex_layout->planes[2].h_subsampling = 2;
+ flex_layout->planes[2].v_subsampling = 2;
+ break;
+ }
+
+ default:
+ AERR("Can't lock buffer %p: wrong format %" PRIx64, hnd, hnd->internal_format);
+ return -EINVAL;
+ }
+ }
+ else
+ {
+ AERR("Don't support to lock buffer %p: with format %" PRIx64, hnd, hnd->internal_format);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+#endif
+
+int mali_gralloc_unlock_async(const mali_gralloc_module *m, buffer_handle_t buffer, int32_t *fence_fd)
+{
+ *fence_fd = -1;
+
+ if (mali_gralloc_unlock(m, buffer) < 0)
+ {
+ return -EINVAL;
+ }
+
+ return 0;
+}
diff --git a/gralloc/mali_gralloc_bufferaccess.h b/gralloc/mali_gralloc_bufferaccess.h
new file mode 100644
index 0000000..28e0959
--- /dev/null
+++ b/gralloc/mali_gralloc_bufferaccess.h
@@ -0,0 +1,40 @@
+
+/*
+ * Copyright (C) 2016-2017 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 MALI_GRALLOC_BUFFERACCESS_H_
+#define MALI_GRALLOC_BUFFERACCESS_H_
+
+#include "gralloc_priv.h"
+#include "mali_gralloc_module.h"
+
+int mali_gralloc_lock(const mali_gralloc_module *m, buffer_handle_t buffer, uint64_t usage, int l, int t, int w, int h,
+ void **vaddr);
+int mali_gralloc_lock_ycbcr(const mali_gralloc_module *m, buffer_handle_t buffer, uint64_t usage, int l, int t, int w,
+ int h, android_ycbcr *ycbcr);
+int mali_gralloc_unlock(const mali_gralloc_module *m, buffer_handle_t buffer);
+
+int mali_gralloc_get_num_flex_planes(const mali_gralloc_module *m, buffer_handle_t buffer, uint32_t *num_planes);
+int mali_gralloc_lock_async(const mali_gralloc_module *m, buffer_handle_t buffer, uint64_t usage, int l, int t, int w,
+ int h, void **vaddr, int32_t fence_fd);
+int mali_gralloc_lock_ycbcr_async(const mali_gralloc_module *m, buffer_handle_t buffer, uint64_t usage, int l, int t,
+ int w, int h, android_ycbcr *ycbcr, int32_t fence_fd);
+int mali_gralloc_lock_flex_async(const mali_gralloc_module *m, buffer_handle_t buffer, uint64_t usage, int l, int t,
+ int w, int h, struct android_flex_layout *flex_layout, int32_t fence_fd);
+int mali_gralloc_unlock_async(const mali_gralloc_module *m, buffer_handle_t buffer, int32_t *fence_fd);
+
+#endif /* MALI_GRALLOC_BUFFERACCESS_H_ */
diff --git a/gralloc/mali_gralloc_bufferallocation.cpp b/gralloc/mali_gralloc_bufferallocation.cpp
new file mode 100644
index 0000000..3f8fc74
--- /dev/null
+++ b/gralloc/mali_gralloc_bufferallocation.cpp
@@ -0,0 +1,1267 @@
+/*
+ * Copyright (C) 2016-2017 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 <hardware/hardware.h>
+#include <inttypes.h>
+#include <atomic>
+
+#if GRALLOC_USE_GRALLOC1_API == 1
+#include <hardware/gralloc1.h>
+#else
+#include <hardware/gralloc.h>
+#endif
+
+#include "mali_gralloc_module.h"
+#include "mali_gralloc_bufferallocation.h"
+#include "mali_gralloc_ion.h"
+#include "mali_gralloc_private_interface_types.h"
+#include "mali_gralloc_buffer.h"
+#include "gralloc_buffer_priv.h"
+#include "mali_gralloc_bufferdescriptor.h"
+#include "mali_gralloc_debug.h"
+
+#define AFBC_PIXELS_PER_BLOCK 16
+#define AFBC_HEADER_BUFFER_BYTES_PER_BLOCKENTRY 16
+
+#define AFBC_BODY_BUFFER_BYTE_ALIGNMENT 1024
+#define AFBC_NORMAL_WIDTH_ALIGN 16
+#define AFBC_NORMAL_HEIGHT_ALIGN 16
+#define AFBC_WIDEBLK_WIDTH_ALIGN 32
+#define AFBC_WIDEBLK_HEIGHT_ALIGN 16
+// Regarding Tiled Headers AFBC mode, both header and body buffer should aligned to 4KB
+// and in non-wide mode (16x16), the width and height should be both rounded up to 128
+// in wide mode (32x8) the width should be rounded up to 256, the height should be rounded up to 64
+#define AFBC_TILED_HEADERS_BASIC_WIDTH_ALIGN 128
+#define AFBC_TILED_HEADERS_BASIC_HEIGHT_ALIGN 128
+#define AFBC_TILED_HEADERS_WIDEBLK_WIDTH_ALIGN 256
+#define AFBC_TILED_HEADERS_WIDEBLK_HEIGHT_ALIGN 64
+
+// This value is platform specific and should be set according to hardware YUV planes restrictions.
+// Please note that EGL winsys platform config file needs to use the same value when importing buffers.
+#define YUV_MALI_PLANE_ALIGN 128
+
+// Default YUV stride aligment in Android
+#define YUV_ANDROID_PLANE_ALIGN 16
+
+/*
+ * Type of allocation
+ */
+enum AllocType
+{
+ UNCOMPRESSED = 0,
+ AFBC,
+ /* AFBC_WIDEBLK mode requires buffer to have 32 * 16 pixels alignment */
+ AFBC_WIDEBLK,
+ /* AN AFBC buffer with additional padding to ensure a 64-bte alignment
+ * for each row of blocks in the header */
+ AFBC_PADDED,
+ /* AFBC_TILED_HEADERS_AFBC_BASIC mode requires buffer to have 128*128 pixels alignment(16x16 superblocks) */
+ AFBC_TILED_HEADERS_BASIC,
+ /* AFBC_TILED_HEADERS_AFBC_WIDEBLK mode requires buffer to have 256*64 pixels alignment(32x8 superblocks) */
+ AFBC_TILED_HEADERS_WIDEBLK,
+};
+
+static int mali_gralloc_buffer_free_internal(buffer_handle_t *pHandle, uint32_t num_hnds);
+
+/*
+ * Get a global unique ID
+ */
+static uint64_t getUniqueId()
+{
+ static std::atomic<uint32_t> counter(0);
+ uint64_t id = static_cast<uint64_t>(getpid()) << 32;
+ return id | counter++;
+}
+
+/*
+ * Computes the strides and size for an RGB buffer
+ *
+ * width width of the buffer in pixels
+ * height height of the buffer in pixels
+ * pixel_size size of one pixel in bytes
+ *
+ * pixel_stride (out) stride of the buffer in pixels
+ * byte_stride (out) stride of the buffer in bytes
+ * size (out) size of the buffer in bytes
+ * type (in) if buffer should be allocated for afbc
+ */
+static void get_rgb_stride_and_size(int width, int height, int pixel_size, int *pixel_stride, int *byte_stride,
+ size_t *size, AllocType type)
+{
+ int stride;
+
+ stride = width * pixel_size;
+
+ /* Align the lines to 64 bytes.
+ * It's more efficient to write to 64-byte aligned addresses because it's the burst size on the bus */
+ stride = GRALLOC_ALIGN(stride, 64);
+
+ if (size != NULL)
+ {
+ *size = stride *height;
+ }
+
+ if (byte_stride != NULL)
+ {
+ *byte_stride = stride;
+ }
+
+ if (pixel_stride != NULL)
+ {
+ *pixel_stride = stride / pixel_size;
+ }
+
+ if (type != UNCOMPRESSED)
+ {
+ int w_aligned;
+ int h_aligned = GRALLOC_ALIGN(height, AFBC_NORMAL_HEIGHT_ALIGN);
+ int nblocks;
+ int buffer_byte_alignment = AFBC_BODY_BUFFER_BYTE_ALIGNMENT;
+
+ if (type == AFBC_TILED_HEADERS_BASIC)
+ {
+ w_aligned = GRALLOC_ALIGN(width, AFBC_TILED_HEADERS_BASIC_WIDTH_ALIGN);
+ h_aligned = GRALLOC_ALIGN(height, AFBC_TILED_HEADERS_BASIC_HEIGHT_ALIGN);
+ buffer_byte_alignment = 4 * AFBC_BODY_BUFFER_BYTE_ALIGNMENT;
+ }
+ else if (type == AFBC_TILED_HEADERS_WIDEBLK)
+ {
+ w_aligned = GRALLOC_ALIGN(width, AFBC_TILED_HEADERS_WIDEBLK_WIDTH_ALIGN);
+ h_aligned = GRALLOC_ALIGN(height, AFBC_TILED_HEADERS_WIDEBLK_HEIGHT_ALIGN);
+ buffer_byte_alignment = 4 * AFBC_BODY_BUFFER_BYTE_ALIGNMENT;
+ }
+ else if (type == AFBC_PADDED)
+ {
+ w_aligned = GRALLOC_ALIGN(width, 64);
+ }
+ else if (type == AFBC_WIDEBLK)
+ {
+ w_aligned = GRALLOC_ALIGN(width, AFBC_WIDEBLK_WIDTH_ALIGN);
+ h_aligned = GRALLOC_ALIGN(height, AFBC_WIDEBLK_HEIGHT_ALIGN);
+ }
+ else
+ {
+ w_aligned = GRALLOC_ALIGN(width, AFBC_NORMAL_WIDTH_ALIGN);
+ }
+
+ stride = w_aligned * pixel_size;
+ stride = GRALLOC_ALIGN(stride, 64);
+
+ if (byte_stride != NULL)
+ {
+ *byte_stride = stride;
+ }
+
+ if (pixel_stride != NULL)
+ {
+ *pixel_stride = stride / pixel_size;
+ }
+
+ nblocks = w_aligned / AFBC_PIXELS_PER_BLOCK * h_aligned / AFBC_PIXELS_PER_BLOCK;
+
+ if (size != NULL)
+ {
+ *size = stride *h_aligned +
+ GRALLOC_ALIGN(nblocks * AFBC_HEADER_BUFFER_BYTES_PER_BLOCKENTRY, buffer_byte_alignment);
+ }
+ }
+}
+
+/*
+ * Computes the strides and size for an AFBC 8BIT YUV 4:2:0 buffer
+ *
+ * width Public known width of the buffer in pixels
+ * height Public known height of the buffer in pixels
+ *
+ * pixel_stride (out) stride of the buffer in pixels
+ * byte_stride (out) stride of the buffer in bytes
+ * size (out) size of the buffer in bytes
+ * type if buffer should be allocated for a certain afbc type
+ * internalHeight (out) The internal height, which may be greater than the public known height.
+ */
+static bool get_afbc_yuv420_8bit_stride_and_size(int width, int height, int *pixel_stride, int *byte_stride,
+ size_t *size, AllocType type, int *internalHeight)
+{
+ int yuv420_afbc_luma_stride, yuv420_afbc_chroma_stride;
+ int buffer_byte_alignment = AFBC_BODY_BUFFER_BYTE_ALIGNMENT;
+
+ *internalHeight = height;
+
+#if MALI_VIDEO_VERSION != 0
+
+ /* If we have a greater internal height than public we set the internalHeight. This
+ * implies that cropping will be applied of internal dimensions to fit the public one.
+ *
+ * NOTE: This should really only be done when the producer is determined to be VPU decoder.
+ */
+ *internalHeight += AFBC_PIXELS_PER_BLOCK;
+#endif
+
+ /* The actual height used in size calculation must include the possible extra row. But
+ * it must also be AFBC-aligned. Only the extra row-padding should be reported back in
+ * internalHeight. This as only this row needs to be considered when cropping. */
+
+ if (type == UNCOMPRESSED)
+ {
+ AERR(" Buffer must be allocated with AFBC mode for internal pixel format YUV420_8BIT_AFBC!");
+ return false;
+ }
+ else if (type == AFBC_TILED_HEADERS_BASIC)
+ {
+ width = GRALLOC_ALIGN(width, AFBC_TILED_HEADERS_BASIC_WIDTH_ALIGN);
+ height = GRALLOC_ALIGN(*internalHeight, AFBC_TILED_HEADERS_BASIC_HEIGHT_ALIGN);
+ buffer_byte_alignment = 4 * AFBC_BODY_BUFFER_BYTE_ALIGNMENT;
+ }
+ else if (type == AFBC_TILED_HEADERS_WIDEBLK)
+ {
+ width = GRALLOC_ALIGN(width, AFBC_TILED_HEADERS_WIDEBLK_WIDTH_ALIGN);
+ height = GRALLOC_ALIGN(*internalHeight, AFBC_TILED_HEADERS_WIDEBLK_HEIGHT_ALIGN);
+ buffer_byte_alignment = 4 * AFBC_BODY_BUFFER_BYTE_ALIGNMENT;
+ }
+ else if (type == AFBC_PADDED)
+ {
+ AERR("GRALLOC_USAGE_PRIVATE_2 (64byte header row alignment for AFBC) is not supported for YUV");
+ return false;
+ }
+ else if (type == AFBC_WIDEBLK)
+ {
+ width = GRALLOC_ALIGN(width, AFBC_WIDEBLK_WIDTH_ALIGN);
+ height = GRALLOC_ALIGN(*internalHeight, AFBC_WIDEBLK_HEIGHT_ALIGN);
+ }
+ else
+ {
+ width = GRALLOC_ALIGN(width, AFBC_NORMAL_WIDTH_ALIGN);
+ height = GRALLOC_ALIGN(*internalHeight, AFBC_NORMAL_HEIGHT_ALIGN);
+ }
+
+ yuv420_afbc_luma_stride = width;
+ yuv420_afbc_chroma_stride = GRALLOC_ALIGN(yuv420_afbc_luma_stride / 2, 16); /* Horizontal downsampling*/
+
+ if (size != NULL)
+ {
+ int nblocks = width / AFBC_PIXELS_PER_BLOCK * height / AFBC_PIXELS_PER_BLOCK;
+ /* Simplification of (height * luma-stride + 2 * (height /2 * chroma_stride) */
+ *size = (yuv420_afbc_luma_stride + yuv420_afbc_chroma_stride) * height +
+ GRALLOC_ALIGN(nblocks * AFBC_HEADER_BUFFER_BYTES_PER_BLOCKENTRY, buffer_byte_alignment);
+ }
+
+ if (byte_stride != NULL)
+ {
+ *byte_stride = yuv420_afbc_luma_stride;
+ }
+
+ if (pixel_stride != NULL)
+ {
+ *pixel_stride = yuv420_afbc_luma_stride;
+ }
+
+ return true;
+}
+
+/*
+ * Computes the strides and size for an YV12 buffer
+ *
+ * width Public known width of the buffer in pixels
+ * height Public known height of the buffer in pixels
+ *
+ * pixel_stride (out) stride of the buffer in pixels
+ * byte_stride (out) stride of the buffer in bytes
+ * size (out) size of the buffer in bytes
+ * type (in) if buffer should be allocated for a certain afbc type
+ * internalHeight (out) The internal height, which may be greater than the public known height.
+ * stride_alignment (in) stride aligment value in bytes.
+ */
+static bool get_yv12_stride_and_size(int width, int height, int *pixel_stride, int *byte_stride, size_t *size,
+ AllocType type, int *internalHeight, int stride_alignment)
+{
+ int luma_stride;
+
+ if (type != UNCOMPRESSED)
+ {
+ return get_afbc_yuv420_8bit_stride_and_size(width, height, pixel_stride, byte_stride, size, type,
+ internalHeight);
+ }
+
+ /* 4:2:0 formats must have buffers with even height and width as the clump size is 2x2 pixels.
+ * Width will be even stride aligned anyway so just adjust height here for size calculation. */
+ height = GRALLOC_ALIGN(height, 2);
+
+ luma_stride = GRALLOC_ALIGN(width, stride_alignment);
+
+ if (size != NULL)
+ {
+ int chroma_stride = GRALLOC_ALIGN(luma_stride / 2, stride_alignment);
+ /* Simplification of ((height * luma_stride ) + 2 * ((height / 2) * chroma_stride)). */
+ *size = height *(luma_stride + chroma_stride);
+ }
+
+ if (byte_stride != NULL)
+ {
+ *byte_stride = luma_stride;
+ }
+
+ if (pixel_stride != NULL)
+ {
+ *pixel_stride = luma_stride;
+ }
+
+ return true;
+}
+
+/*
+ * Computes the strides and size for an 8 bit YUYV 422 buffer
+ *
+ * width Public known width of the buffer in pixels
+ * height Public known height of the buffer in pixels
+ *
+ * pixel_stride (out) stride of the buffer in pixels
+ * byte_stride (out) stride of the buffer in bytes
+ * size (out) size of the buffer in bytes
+ */
+static bool get_yuv422_8bit_stride_and_size(int width, int height, int *pixel_stride, int *byte_stride, size_t *size)
+{
+ int local_byte_stride, local_pixel_stride;
+
+ /* 4:2:2 formats must have buffers with even width as the clump size is 2x1 pixels.
+ * This is taken care of by the even stride alignment. */
+
+ local_pixel_stride = GRALLOC_ALIGN(width, YUV_MALI_PLANE_ALIGN);
+ local_byte_stride = GRALLOC_ALIGN(width * 2, YUV_MALI_PLANE_ALIGN); /* 4 bytes per 2 pixels */
+
+ if (size != NULL)
+ {
+ *size = local_byte_stride *height;
+ }
+
+ if (byte_stride != NULL)
+ {
+ *byte_stride = local_byte_stride;
+ }
+
+ if (pixel_stride != NULL)
+ {
+ *pixel_stride = local_pixel_stride;
+ }
+
+ return true;
+}
+
+/*
+ * Computes the strides and size for an AFBC 8BIT YUV 4:2:2 buffer
+ *
+ * width width of the buffer in pixels
+ * height height of the buffer in pixels
+ *
+ * pixel_stride (out) stride of the buffer in pixels
+ * byte_stride (out) stride of the buffer in bytes
+ * size (out) size of the buffer in bytes
+ * type if buffer should be allocated for a certain afbc type
+ */
+static bool get_afbc_yuv422_8bit_stride_and_size(int width, int height, int *pixel_stride, int *byte_stride,
+ size_t *size, AllocType type)
+{
+ int yuv422_afbc_luma_stride;
+ int buffer_byte_alignment = AFBC_BODY_BUFFER_BYTE_ALIGNMENT;
+
+ if (type == UNCOMPRESSED)
+ {
+ AERR(" Buffer must be allocated with AFBC mode for internal pixel format YUV422_8BIT_AFBC!");
+ return false;
+ }
+ else if (type == AFBC_TILED_HEADERS_BASIC)
+ {
+ width = GRALLOC_ALIGN(width, AFBC_TILED_HEADERS_BASIC_WIDTH_ALIGN);
+ height = GRALLOC_ALIGN(height, AFBC_TILED_HEADERS_BASIC_HEIGHT_ALIGN);
+ buffer_byte_alignment = 4 * AFBC_BODY_BUFFER_BYTE_ALIGNMENT;
+ }
+ else if (type == AFBC_TILED_HEADERS_WIDEBLK)
+ {
+ width = GRALLOC_ALIGN(width, AFBC_TILED_HEADERS_WIDEBLK_WIDTH_ALIGN);
+ height = GRALLOC_ALIGN(height, AFBC_TILED_HEADERS_WIDEBLK_HEIGHT_ALIGN);
+ buffer_byte_alignment = 4 * AFBC_BODY_BUFFER_BYTE_ALIGNMENT;
+ }
+ else if (type == AFBC_PADDED)
+ {
+ AERR("GRALLOC_USAGE_PRIVATE_2 (64byte header row alignment for AFBC) is not supported for YUV");
+ return false;
+ }
+ else if (type == AFBC_WIDEBLK)
+ {
+ width = GRALLOC_ALIGN(width, AFBC_WIDEBLK_WIDTH_ALIGN);
+ height = GRALLOC_ALIGN(height, AFBC_WIDEBLK_HEIGHT_ALIGN);
+ }
+ else
+ {
+ width = GRALLOC_ALIGN(width, AFBC_NORMAL_WIDTH_ALIGN);
+ height = GRALLOC_ALIGN(height, AFBC_NORMAL_HEIGHT_ALIGN);
+ }
+
+ yuv422_afbc_luma_stride = width;
+
+ if (size != NULL)
+ {
+ int nblocks = width / AFBC_PIXELS_PER_BLOCK * height / AFBC_PIXELS_PER_BLOCK;
+ /* YUV 4:2:2 luma size equals chroma size */
+ *size = yuv422_afbc_luma_stride *height * 2 +
+ GRALLOC_ALIGN(nblocks * AFBC_HEADER_BUFFER_BYTES_PER_BLOCKENTRY, buffer_byte_alignment);
+ }
+
+ if (byte_stride != NULL)
+ {
+ *byte_stride = yuv422_afbc_luma_stride;
+ }
+
+ if (pixel_stride != NULL)
+ {
+ *pixel_stride = yuv422_afbc_luma_stride;
+ }
+
+ return true;
+}
+
+/*
+ * Calculate strides and sizes for a P010 (Y-UV 4:2:0) or P210 (Y-UV 4:2:2) buffer.
+ *
+ * @param width [in] Buffer width.
+ * @param height [in] Buffer height.
+ * @param vss [in] Vertical sub-sampling factor (2 for P010, 1 for
+ * P210. Anything else is invalid).
+ * @param pixel_stride [out] Pixel stride; number of pixels between
+ * consecutive rows.
+ * @param byte_stride [out] Byte stride; number of bytes between
+ * consecutive rows.
+ * @param size [out] Size of the buffer in bytes. Cumulative sum of
+ * sizes of all planes.
+ *
+ * @return true if the calculation was successful; false otherwise (invalid
+ * parameter)
+ */
+static bool get_yuv_pX10_stride_and_size(int width, int height, int vss, int *pixel_stride, int *byte_stride,
+ size_t *size)
+{
+ int luma_pixel_stride, luma_byte_stride;
+
+ if (vss < 1 || vss > 2)
+ {
+ AERR("Invalid vertical sub-sampling factor: %d, should be 1 or 2", vss);
+ return false;
+ }
+
+ /* 4:2:2 must have even width as the clump size is 2x1 pixels. This will be taken care of by the
+ * even stride alignment */
+ if (vss == 2)
+ {
+ /* 4:2:0 must also have even height as the clump size is 2x2 */
+ height = GRALLOC_ALIGN(height, 2);
+ }
+
+ luma_pixel_stride = GRALLOC_ALIGN(width, YUV_MALI_PLANE_ALIGN);
+ luma_byte_stride = GRALLOC_ALIGN(width * 2, YUV_MALI_PLANE_ALIGN);
+
+ if (size != NULL)
+ {
+ int chroma_size = GRALLOC_ALIGN(width * 2, YUV_MALI_PLANE_ALIGN) * (height / vss);
+ *size = luma_byte_stride *height + chroma_size;
+ }
+
+ if (byte_stride != NULL)
+ {
+ *byte_stride = luma_byte_stride;
+ }
+
+ if (pixel_stride != NULL)
+ {
+ *pixel_stride = luma_pixel_stride;
+ }
+
+ return true;
+}
+
+/*
+ * Calculate strides and strides for Y210 (10 bit YUYV packed, 4:2:2) format buffer.
+ *
+ * @param width [in] Buffer width.
+ * @param height [in] Buffer height.
+ * @param pixel_stride [out] Pixel stride; number of pixels between
+ * consecutive rows.
+ * @param byte_stride [out] Byte stride; number of bytes between
+ * consecutive rows.
+ * @param size [out] Size of the buffer in bytes. Cumulative sum of
+ * sizes of all planes.
+ *
+ * @return true if the calculation was successful; false otherwise (invalid
+ * parameter)
+ */
+static bool get_yuv_y210_stride_and_size(int width, int height, int *pixel_stride, int *byte_stride, size_t *size)
+{
+ int y210_byte_stride, y210_pixel_stride;
+
+ /* 4:2:2 formats must have buffers with even width as the clump size is 2x1 pixels.
+ * This is taken care of by the even stride alignment */
+
+ y210_pixel_stride = GRALLOC_ALIGN(width, YUV_MALI_PLANE_ALIGN);
+ /* 4x16 bits per 2 pixels */
+ y210_byte_stride = GRALLOC_ALIGN(width * 4, YUV_MALI_PLANE_ALIGN);
+
+ if (size != NULL)
+ {
+ *size = y210_byte_stride *height;
+ }
+
+ if (byte_stride != NULL)
+ {
+ *byte_stride = y210_byte_stride;
+ }
+
+ if (pixel_stride != NULL)
+ {
+ *pixel_stride = y210_pixel_stride;
+ }
+
+ return true;
+}
+
+/*
+ * Calculate strides and strides for Y0L2 (YUYAAYVYAA, 4:2:0) format buffer.
+ *
+ * @param width [in] Buffer width.
+ * @param height [in] Buffer height.
+ * @param pixel_stride [out] Pixel stride; number of pixels between
+ * consecutive rows.
+ * @param byte_stride [out] Byte stride; number of bytes between
+ * consecutive rows.
+ * @param size [out] Size of the buffer in bytes. Cumulative sum of
+ * sizes of all planes.
+ *
+ * @return true if the calculation was successful; false otherwise (invalid
+ * parameter)
+ *
+ * @note Each YUYAAYVYAA clump encodes a 2x2 area of pixels. YU&V are 10 bits. A is 1 bit. total 8 bytes
+ *
+ */
+static bool get_yuv_y0l2_stride_and_size(int width, int height, int *pixel_stride, int *byte_stride, size_t *size)
+{
+ int y0l2_byte_stride, y0l2_pixel_stride;
+
+ /* 4:2:0 formats must have buffers with even height and width as the clump size is 2x2 pixels.
+ * Width is take care of by the even stride alignment so just adjust height here for size calculation. */
+ height = GRALLOC_ALIGN(height, 2);
+
+ y0l2_pixel_stride = GRALLOC_ALIGN(width, YUV_MALI_PLANE_ALIGN);
+ y0l2_byte_stride = GRALLOC_ALIGN(width * 4, YUV_MALI_PLANE_ALIGN); /* 2 horiz pixels per 8 byte clump */
+
+ if (size != NULL)
+ {
+ *size = y0l2_byte_stride *height / 2; /* byte stride covers 2 vert pixels */
+ }
+
+ if (byte_stride != NULL)
+ {
+ *byte_stride = y0l2_byte_stride;
+ }
+
+ if (pixel_stride != NULL)
+ {
+ *pixel_stride = y0l2_pixel_stride;
+ }
+
+ return true;
+}
+
+/*
+ * Calculate strides and strides for Y410 (AVYU packed, 4:4:4) format buffer.
+ *
+ * @param width [in] Buffer width.
+ * @param height [in] Buffer height.
+ * @param pixel_stride [out] Pixel stride; number of pixels between
+ * consecutive rows.
+ * @param byte_stride [out] Byte stride; number of bytes between
+ * consecutive rows.
+ * @param size [out] Size of the buffer in bytes. Cumulative sum of
+ * sizes of all planes.
+ *
+ * @return true if the calculation was successful; false otherwise (invalid
+ * parameter)
+ */
+static bool get_yuv_y410_stride_and_size(int width, int height, int *pixel_stride, int *byte_stride, size_t *size)
+{
+ int y410_byte_stride, y410_pixel_stride;
+
+ y410_pixel_stride = GRALLOC_ALIGN(width, YUV_MALI_PLANE_ALIGN);
+ y410_byte_stride = GRALLOC_ALIGN(width * 4, YUV_MALI_PLANE_ALIGN);
+
+ if (size != NULL)
+ {
+ /* 4x8bits per pixel */
+ *size = y410_byte_stride *height;
+ }
+
+ if (byte_stride != NULL)
+ {
+ *byte_stride = y410_byte_stride;
+ }
+
+ if (pixel_stride != NULL)
+ {
+ *pixel_stride = y410_pixel_stride;
+ }
+
+ return true;
+}
+
+/*
+ * Calculate strides and strides for YUV420_10BIT_AFBC (Compressed, 4:2:0) format buffer.
+ *
+ * @param width [in] Buffer width.
+ * @param height [in] Buffer height.
+ * @param pixel_stride [out] Pixel stride; number of pixels between
+ * consecutive rows.
+ * @param byte_stride [out] Byte stride; number of bytes between
+ * consecutive rows.
+ * @param size [out] Size of the buffer in bytes. Cumulative sum of
+ * sizes of all planes.
+ * @param type [in] afbc mode that buffer should be allocated with.
+ *
+ * @param internalHeight [out] Internal buffer height that used by consumer or producer
+ *
+ * @return true if the calculation was successful; false otherwise (invalid
+ * parameter)
+ */
+static bool get_yuv420_10bit_afbc_stride_and_size(int width, int height, int *pixel_stride, int *byte_stride,
+ size_t *size, AllocType type, int *internalHeight)
+{
+ int yuv420_afbc_byte_stride, yuv420_afbc_pixel_stride;
+ int buffer_byte_alignment = AFBC_BODY_BUFFER_BYTE_ALIGNMENT;
+
+ if (width & 3)
+ {
+ return false;
+ }
+
+ *internalHeight = height;
+#if MALI_VIDEO_VERSION
+ /* If we have a greater internal height than public we set the internalHeight. This
+ * implies that cropping will be applied of internal dimensions to fit the public one. */
+ *internalHeight += AFBC_PIXELS_PER_BLOCK;
+#endif
+
+ /* The actual height used in size calculation must include the possible extra row. But
+ * it must also be AFBC-aligned. Only the extra row-padding should be reported back in
+ * internalHeight. This as only this row needs to be considered when cropping. */
+ if (type == UNCOMPRESSED)
+ {
+ AERR(" Buffer must be allocated with AFBC mode for internal pixel format YUV420_10BIT_AFBC!");
+ return false;
+ }
+ else if (type == AFBC_TILED_HEADERS_BASIC)
+ {
+ width = GRALLOC_ALIGN(width, AFBC_TILED_HEADERS_BASIC_WIDTH_ALIGN);
+ height = GRALLOC_ALIGN(*internalHeight / 2, AFBC_TILED_HEADERS_BASIC_HEIGHT_ALIGN);
+ buffer_byte_alignment = 4 * AFBC_BODY_BUFFER_BYTE_ALIGNMENT;
+ }
+ else if (type == AFBC_TILED_HEADERS_WIDEBLK)
+ {
+ width = GRALLOC_ALIGN(width, AFBC_TILED_HEADERS_WIDEBLK_WIDTH_ALIGN);
+ height = GRALLOC_ALIGN(*internalHeight / 2, AFBC_TILED_HEADERS_WIDEBLK_HEIGHT_ALIGN);
+ buffer_byte_alignment = 4 * AFBC_BODY_BUFFER_BYTE_ALIGNMENT;
+ }
+ else if (type == AFBC_PADDED)
+ {
+ AERR("GRALLOC_USAGE_PRIVATE_2 (64byte header row alignment for AFBC) is not supported for YUV");
+ return false;
+ }
+ else if (type == AFBC_WIDEBLK)
+ {
+ width = GRALLOC_ALIGN(width, AFBC_WIDEBLK_WIDTH_ALIGN);
+ height = GRALLOC_ALIGN(*internalHeight / 2, AFBC_WIDEBLK_HEIGHT_ALIGN);
+ }
+ else
+ {
+ width = GRALLOC_ALIGN(width, AFBC_NORMAL_WIDTH_ALIGN);
+ height = GRALLOC_ALIGN(*internalHeight / 2, AFBC_NORMAL_HEIGHT_ALIGN);
+ }
+
+ yuv420_afbc_pixel_stride = GRALLOC_ALIGN(width, 16);
+ yuv420_afbc_byte_stride = GRALLOC_ALIGN(width * 4, 16); /* 64-bit packed and horizontally downsampled */
+
+ if (size != NULL)
+ {
+ int nblocks = width / AFBC_PIXELS_PER_BLOCK * (*internalHeight) / AFBC_PIXELS_PER_BLOCK;
+ *size = yuv420_afbc_byte_stride *height +
+ GRALLOC_ALIGN(nblocks * AFBC_HEADER_BUFFER_BYTES_PER_BLOCKENTRY, buffer_byte_alignment);
+ }
+
+ if (byte_stride != NULL)
+ {
+ *byte_stride = yuv420_afbc_pixel_stride;
+ }
+
+ if (pixel_stride != NULL)
+ {
+ *pixel_stride = yuv420_afbc_pixel_stride;
+ }
+
+ return true;
+}
+
+/*
+ * Calculate strides and strides for YUV422_10BIT_AFBC (Compressed, 4:2:2) format buffer.
+ *
+ * @param width [in] Buffer width.
+ * @param height [in] Buffer height.
+ * @param pixel_stride [out] Pixel stride; number of pixels between
+ * consecutive rows.
+ * @param byte_stride [out] Byte stride; number of bytes between
+ * consecutive rows.
+ * @param size [out] Size of the buffer in bytes. Cumulative sum of
+ * sizes of all planes.
+ * @param type [in] afbc mode that buffer should be allocated with.
+ *
+ * @return true if the calculation was successful; false otherwise (invalid
+ * parameter)
+ */
+static bool get_yuv422_10bit_afbc_stride_and_size(int width, int height, int *pixel_stride, int *byte_stride,
+ size_t *size, AllocType type)
+{
+ int yuv422_afbc_byte_stride, yuv422_afbc_pixel_stride;
+ int buffer_byte_alignment = AFBC_BODY_BUFFER_BYTE_ALIGNMENT;
+
+ if (width & 3)
+ {
+ return false;
+ }
+
+ if (type == UNCOMPRESSED)
+ {
+ AERR(" Buffer must be allocated with AFBC mode for internal pixel format YUV422_10BIT_AFBC!");
+ return false;
+ }
+ else if (type == AFBC_TILED_HEADERS_BASIC)
+ {
+ width = GRALLOC_ALIGN(width, AFBC_TILED_HEADERS_BASIC_WIDTH_ALIGN);
+ height = GRALLOC_ALIGN(height, AFBC_TILED_HEADERS_BASIC_HEIGHT_ALIGN);
+ buffer_byte_alignment = 4 * AFBC_BODY_BUFFER_BYTE_ALIGNMENT;
+ }
+ else if (type == AFBC_TILED_HEADERS_WIDEBLK)
+ {
+ width = GRALLOC_ALIGN(width, AFBC_TILED_HEADERS_WIDEBLK_WIDTH_ALIGN);
+ height = GRALLOC_ALIGN(height, AFBC_TILED_HEADERS_WIDEBLK_HEIGHT_ALIGN);
+ buffer_byte_alignment = 4 * AFBC_BODY_BUFFER_BYTE_ALIGNMENT;
+ }
+ else if (type == AFBC_PADDED)
+ {
+ AERR("GRALLOC_USAGE_PRIVATE_2 (64byte header row alignment for AFBC) is not supported for YUV");
+ return false;
+ }
+ else if (type == AFBC_WIDEBLK)
+ {
+ width = GRALLOC_ALIGN(width, AFBC_WIDEBLK_WIDTH_ALIGN);
+ height = GRALLOC_ALIGN(height, AFBC_WIDEBLK_HEIGHT_ALIGN);
+ }
+ else
+ {
+ width = GRALLOC_ALIGN(width, AFBC_NORMAL_WIDTH_ALIGN);
+ height = GRALLOC_ALIGN(height, AFBC_NORMAL_HEIGHT_ALIGN);
+ }
+
+ yuv422_afbc_pixel_stride = GRALLOC_ALIGN(width, 16);
+ yuv422_afbc_byte_stride = GRALLOC_ALIGN(width * 2, 16);
+
+ if (size != NULL)
+ {
+ int nblocks = width / AFBC_PIXELS_PER_BLOCK * height / AFBC_PIXELS_PER_BLOCK;
+ /* YUV 4:2:2 chroma size equals to luma size */
+ *size = yuv422_afbc_byte_stride *height * 2 +
+ GRALLOC_ALIGN(nblocks * AFBC_HEADER_BUFFER_BYTES_PER_BLOCKENTRY, buffer_byte_alignment);
+ }
+
+ if (byte_stride != NULL)
+ {
+ *byte_stride = yuv422_afbc_byte_stride;
+ }
+
+ if (pixel_stride != NULL)
+ {
+ *pixel_stride = yuv422_afbc_pixel_stride;
+ }
+
+ return true;
+}
+
+/*
+ * Calculate strides and strides for Camera RAW and Blob formats
+ *
+ * @param w [in] Buffer width.
+ * @param h [in] Buffer height.
+ * @param format [in] Requested HAL format
+ * @param out_stride [out] Pixel stride; number of pixels/bytes between
+ * consecutive rows. Format description calls for
+ * either bytes or pixels.
+ * @param size [out] Size of the buffer in bytes. Cumulative sum of
+ * sizes of all planes.
+ *
+ * @return true if the calculation was successful; false otherwise (invalid
+ * parameter)
+ */
+static bool get_camera_formats_stride_and_size(int w, int h, uint64_t format, int *out_stride, size_t *out_size)
+{
+ int stride, size;
+
+ switch (format)
+ {
+ case HAL_PIXEL_FORMAT_RAW16:
+ stride = w; /* Format assumes stride in pixels */
+ stride = GRALLOC_ALIGN(stride, 16); /* Alignment mandated by Android */
+ size = stride * h * 2; /* 2 bytes per pixel */
+ break;
+
+ case HAL_PIXEL_FORMAT_RAW12:
+ if (w % 4 != 0)
+ {
+ ALOGE("ERROR: Width for HAL_PIXEL_FORMAT_RAW12 buffers has to be multiple of 4.");
+ return false;
+ }
+
+ stride = (w / 2) * 3; /* Stride in bytes; 2 pixels in 3 bytes */
+ size = stride * h;
+ break;
+
+ case HAL_PIXEL_FORMAT_RAW10:
+ if (w % 4 != 0)
+ {
+ ALOGE("ERROR: Width for HAL_PIXEL_FORMAT_RAW10 buffers has to be multiple of 4.");
+ return false;
+ }
+
+ stride = (w / 4) * 5; /* Stride in bytes; 4 pixels in 5 bytes */
+ size = stride * h;
+ break;
+
+ case HAL_PIXEL_FORMAT_BLOB:
+ if (h != 1)
+ {
+ ALOGE("ERROR: Height for HAL_PIXEL_FORMAT_BLOB must be 1.");
+ return false;
+ }
+
+ stride = 0; /* No 'rows', it's effectively a long one dimensional array */
+ size = w;
+ break;
+
+ default:
+ return false;
+ }
+
+ if (out_size != NULL)
+ {
+ *out_size = size;
+ }
+
+ if (out_stride != NULL)
+ {
+ *out_stride = stride;
+ }
+
+ return true;
+}
+
+int mali_gralloc_buffer_allocate(mali_gralloc_module *m, const gralloc_buffer_descriptor_t *descriptors,
+ uint32_t numDescriptors, buffer_handle_t *pHandle, bool *shared_backend)
+{
+ bool shared = false;
+ uint64_t backing_store_id = 0x0;
+ AllocType alloc_type = UNCOMPRESSED;
+ uint64_t usage;
+ uint32_t i = 0;
+ int err;
+
+ for (i = 0; i < numDescriptors; i++)
+ {
+ buffer_descriptor_t *bufDescriptor = (buffer_descriptor_t *)(descriptors[i]);
+
+ /* Some formats require an internal width and height that may be used by
+ * consumers/producers.
+ */
+ bufDescriptor->internalWidth = bufDescriptor->width;
+ bufDescriptor->internalHeight = bufDescriptor->height;
+ usage = bufDescriptor->producer_usage | bufDescriptor->consumer_usage;
+
+ bufDescriptor->internal_format = mali_gralloc_select_format(
+ bufDescriptor->hal_format, bufDescriptor->format_type, usage, bufDescriptor->width * bufDescriptor->height);
+
+ if (bufDescriptor->internal_format == 0)
+ {
+ ALOGE("Unrecognized and/or unsupported format 0x%" PRIx64 " and usage 0x%" PRIx64,
+ bufDescriptor->hal_format, usage);
+ return -EINVAL;
+ }
+
+ /* Determine AFBC type for this format */
+ if (bufDescriptor->internal_format & MALI_GRALLOC_INTFMT_AFBCENABLE_MASK)
+ {
+ if (bufDescriptor->internal_format & MALI_GRALLOC_INTFMT_AFBC_TILED_HEADERS)
+ {
+ if (bufDescriptor->internal_format & MALI_GRALLOC_INTFMT_AFBC_WIDEBLK)
+ {
+ alloc_type = AFBC_TILED_HEADERS_WIDEBLK;
+ }
+ else if (bufDescriptor->internal_format & MALI_GRALLOC_INTFMT_AFBC_BASIC)
+ {
+ alloc_type = AFBC_TILED_HEADERS_BASIC;
+ }
+ else if (bufDescriptor->internal_format & MALI_GRALLOC_INTFMT_AFBC_SPLITBLK)
+ {
+ ALOGE("Unsupported format. Splitblk in tiled header configuration.");
+ return -EINVAL;
+ }
+ }
+ else if (usage & MALI_GRALLOC_USAGE_AFBC_PADDING)
+ {
+ alloc_type = AFBC_PADDED;
+ }
+ else if (bufDescriptor->internal_format & MALI_GRALLOC_INTFMT_AFBC_WIDEBLK)
+ {
+ alloc_type = AFBC_WIDEBLK;
+ }
+ else
+ {
+ alloc_type = AFBC;
+ }
+ }
+
+ uint64_t base_format = bufDescriptor->internal_format & MALI_GRALLOC_INTFMT_FMT_MASK;
+
+ switch (base_format)
+ {
+ case 43:
+ case HAL_PIXEL_FORMAT_RGBA_8888:
+ case HAL_PIXEL_FORMAT_RGBX_8888:
+ case HAL_PIXEL_FORMAT_BGRA_8888:
+ get_rgb_stride_and_size(bufDescriptor->width, bufDescriptor->height, 4, &bufDescriptor->pixel_stride,
+ &bufDescriptor->byte_stride, &bufDescriptor->size, alloc_type);
+ break;
+
+ case HAL_PIXEL_FORMAT_RGB_888:
+ get_rgb_stride_and_size(bufDescriptor->width, bufDescriptor->height, 3, &bufDescriptor->pixel_stride,
+ &bufDescriptor->byte_stride, &bufDescriptor->size, alloc_type);
+ break;
+
+ case HAL_PIXEL_FORMAT_RGB_565:
+ get_rgb_stride_and_size(bufDescriptor->width, bufDescriptor->height, 2, &bufDescriptor->pixel_stride,
+ &bufDescriptor->byte_stride, &bufDescriptor->size, alloc_type);
+ break;
+
+ case HAL_PIXEL_FORMAT_YCrCb_420_SP:
+ case MALI_GRALLOC_FORMAT_INTERNAL_YV12:
+ case MALI_GRALLOC_FORMAT_INTERNAL_NV12:
+ case MALI_GRALLOC_FORMAT_INTERNAL_NV21:
+ {
+ /* Mali subsystem prefers higher stride alignment values (128 bytes) for YUV, but software components assume
+ * default of 16. We only need to care about YV12 as it's the only, implicit, HAL YUV format in Android.
+ */
+ int yv12_align = YUV_MALI_PLANE_ALIGN;
+
+ if (usage & (GRALLOC_USAGE_SW_READ_MASK | GRALLOC_USAGE_SW_WRITE_MASK))
+ {
+ yv12_align = YUV_ANDROID_PLANE_ALIGN;
+ }
+
+ if (!get_yv12_stride_and_size(bufDescriptor->width, bufDescriptor->height, &bufDescriptor->pixel_stride,
+ &bufDescriptor->byte_stride, &bufDescriptor->size, alloc_type,
+ &bufDescriptor->internalHeight, yv12_align))
+ {
+ return -EINVAL;
+ }
+
+ break;
+ }
+
+ case HAL_PIXEL_FORMAT_YCbCr_422_I:
+ {
+ /* YUYV 4:2:2 */
+ if (alloc_type != UNCOMPRESSED ||
+ !get_yuv422_8bit_stride_and_size(bufDescriptor->width, bufDescriptor->height,
+ &bufDescriptor->pixel_stride, &bufDescriptor->byte_stride,
+ &bufDescriptor->size))
+ {
+ return -EINVAL;
+ }
+
+ break;
+ }
+
+ case HAL_PIXEL_FORMAT_RAW16:
+ case HAL_PIXEL_FORMAT_RAW12:
+ case HAL_PIXEL_FORMAT_RAW10:
+ case HAL_PIXEL_FORMAT_BLOB:
+ if (alloc_type != UNCOMPRESSED)
+ {
+ return -EINVAL;
+ }
+
+ get_camera_formats_stride_and_size(bufDescriptor->width, bufDescriptor->height, base_format,
+ &bufDescriptor->pixel_stride, &bufDescriptor->size);
+ /* For Raw/Blob formats stride is defined to be either in bytes or pixels per format */
+ bufDescriptor->byte_stride = bufDescriptor->pixel_stride;
+ break;
+
+ case MALI_GRALLOC_FORMAT_INTERNAL_Y0L2:
+
+ /* YUYAAYUVAA 4:2:0 with and without AFBC */
+ if (alloc_type != UNCOMPRESSED)
+ {
+ if (!get_yuv420_10bit_afbc_stride_and_size(
+ bufDescriptor->width, bufDescriptor->height, &bufDescriptor->pixel_stride,
+ &bufDescriptor->byte_stride, &bufDescriptor->size, alloc_type, &bufDescriptor->internalHeight))
+ {
+ return -EINVAL;
+ }
+ }
+ else
+ {
+ if (!get_yuv_y0l2_stride_and_size(bufDescriptor->width, bufDescriptor->height,
+ &bufDescriptor->pixel_stride, &bufDescriptor->byte_stride,
+ &bufDescriptor->size))
+ {
+ return -EINVAL;
+ }
+ }
+
+ break;
+
+ case MALI_GRALLOC_FORMAT_INTERNAL_P010:
+
+ /* Y-UV 4:2:0 */
+ if (alloc_type != UNCOMPRESSED ||
+ !get_yuv_pX10_stride_and_size(bufDescriptor->width, bufDescriptor->height, 2,
+ &bufDescriptor->pixel_stride, &bufDescriptor->byte_stride,
+ &bufDescriptor->size))
+ {
+ return -EINVAL;
+ }
+
+ break;
+
+ case MALI_GRALLOC_FORMAT_INTERNAL_P210:
+
+ /* Y-UV 4:2:2 */
+ if (alloc_type != UNCOMPRESSED ||
+ !get_yuv_pX10_stride_and_size(bufDescriptor->width, bufDescriptor->height, 1,
+ &bufDescriptor->pixel_stride, &bufDescriptor->byte_stride,
+ &bufDescriptor->size))
+ {
+ return -EINVAL;
+ }
+
+ break;
+
+ case MALI_GRALLOC_FORMAT_INTERNAL_Y210:
+
+ /* YUYV 4:2:2 with and without AFBC */
+ if (alloc_type != UNCOMPRESSED)
+ {
+ if (!get_yuv422_10bit_afbc_stride_and_size(bufDescriptor->width, bufDescriptor->height,
+ &bufDescriptor->pixel_stride, &bufDescriptor->byte_stride,
+ &bufDescriptor->size, alloc_type))
+ {
+ return -EINVAL;
+ }
+ }
+ else
+ {
+ if (!get_yuv_y210_stride_and_size(bufDescriptor->width, bufDescriptor->height,
+ &bufDescriptor->pixel_stride, &bufDescriptor->byte_stride,
+ &bufDescriptor->size))
+ {
+ return -EINVAL;
+ }
+ }
+
+ break;
+
+ case MALI_GRALLOC_FORMAT_INTERNAL_Y410:
+
+ /* AVYU 2-10-10-10 */
+ if (alloc_type != UNCOMPRESSED ||
+ !get_yuv_y410_stride_and_size(bufDescriptor->width, bufDescriptor->height, &bufDescriptor->pixel_stride,
+ &bufDescriptor->byte_stride, &bufDescriptor->size))
+ {
+ return -EINVAL;
+ }
+
+ break;
+
+ case MALI_GRALLOC_FORMAT_INTERNAL_YUV422_8BIT:
+
+ /* 8BIT AFBC YUV4:2:2 testing usage */
+
+ /* We only support compressed for this format right now.
+ * Below will fail in case format is uncompressed.
+ */
+ if (!get_afbc_yuv422_8bit_stride_and_size(bufDescriptor->width, bufDescriptor->height,
+ &bufDescriptor->pixel_stride, &bufDescriptor->byte_stride,
+ &bufDescriptor->size, alloc_type))
+ {
+ return -EINVAL;
+ }
+
+ break;
+
+ /*
+ * Additional custom formats can be added here
+ * and must fill the variables pixel_stride, byte_stride and size.
+ */
+ default:
+ return -EINVAL;
+ }
+
+ /*
+ * Each layer of a multi-layer buffer must be aligned so that
+ * it is accessible by both producer and consumer. In most cases,
+ * the stride alignment is also sufficient for each layer, however
+ * for AFBC the header buffer alignment is more constrained (see
+ * AFBC specification v3.4, section 2.15: "Alignment requirements").
+ * Also update the buffer size to accommodate all layers.
+ */
+ if (bufDescriptor->layer_count > 1)
+ {
+ if (bufDescriptor->internal_format & MALI_GRALLOC_INTFMT_AFBCENABLE_MASK)
+ {
+ if (bufDescriptor->internal_format & MALI_GRALLOC_INTFMT_AFBC_TILED_HEADERS)
+ {
+ bufDescriptor->size = GRALLOC_ALIGN(bufDescriptor->size, 4096);
+ }
+ else
+ {
+ bufDescriptor->size = GRALLOC_ALIGN(bufDescriptor->size, 128);
+ }
+ }
+
+ bufDescriptor->size *= bufDescriptor->layer_count;
+ }
+ }
+
+ {
+ /* Allocate ION backing store memory */
+ err = mali_gralloc_ion_allocate(m, descriptors, numDescriptors, pHandle, &shared);
+
+ if (err < 0)
+ {
+ ALOGE("mali_gralloc_ion_allocate return error");
+ return err;
+ }
+ }
+
+ if (shared)
+ {
+ backing_store_id = getUniqueId();
+ }
+
+ for (i = 0; i < numDescriptors; i++)
+ {
+ buffer_descriptor_t *bufDescriptor = (buffer_descriptor_t *)descriptors[i];
+ private_handle_t *hnd = (private_handle_t *)pHandle[i];
+
+ usage = bufDescriptor->consumer_usage | bufDescriptor->producer_usage;
+
+ err = gralloc_buffer_attr_allocate(hnd);
+
+ if (err < 0)
+ {
+ ALOGE("gralloc_buffer_attr_allocate return error");
+ /* free all allocated ion buffer& attr buffer here.*/
+ mali_gralloc_buffer_free_internal(pHandle, numDescriptors);
+ return err;
+ }
+
+ mali_gralloc_dump_buffer_add(hnd);
+
+ switch (usage & MALI_GRALLOC_USAGE_YUV_CONF_MASK)
+ {
+ case MALI_GRALLOC_USAGE_YUV_CONF_0:
+ hnd->yuv_info = MALI_YUV_BT601_NARROW;
+ break;
+
+ case MALI_GRALLOC_USAGE_YUV_CONF_1:
+ hnd->yuv_info = MALI_YUV_BT601_WIDE;
+ break;
+
+ case MALI_GRALLOC_USAGE_YUV_CONF_2:
+ hnd->yuv_info = MALI_YUV_BT709_NARROW;
+ break;
+
+ case MALI_GRALLOC_USAGE_YUV_CONF_3:
+ hnd->yuv_info = MALI_YUV_BT709_WIDE;
+ break;
+ }
+
+ /* Workaround 10bit YUV only support BT709_WIDE in GPU DDK */
+ if ((bufDescriptor->internal_format & MALI_GRALLOC_INTFMT_FMT_MASK) == MALI_GRALLOC_FORMAT_INTERNAL_Y0L2)
+ {
+ hnd->yuv_info = MALI_YUV_BT709_WIDE;
+ }
+
+ if (shared)
+ {
+ /*each buffer will share the same backing store id.*/
+ hnd->backing_store_id = backing_store_id;
+ }
+ else
+ {
+ /* each buffer will have an unique backing store id.*/
+ hnd->backing_store_id = getUniqueId();
+ }
+ }
+
+ if (NULL != shared_backend)
+ {
+ *shared_backend = shared;
+ }
+
+ return 0;
+}
+
+int mali_gralloc_buffer_free(buffer_handle_t pHandle)
+{
+ int rval = -1;
+ private_handle_t *hnd = (private_handle_t *)(pHandle);
+
+ if (hnd != NULL)
+ {
+ rval = gralloc_buffer_attr_free(hnd);
+ mali_gralloc_ion_free(hnd);
+ }
+
+ return rval;
+}
+
+static int mali_gralloc_buffer_free_internal(buffer_handle_t *pHandle, uint32_t num_hnds)
+{
+ int err = -1;
+ uint32_t i = 0;
+
+ for (i = 0; i < num_hnds; i++)
+ {
+ private_handle_t *hnd = (private_handle_t *)(pHandle[i]);
+
+ err = gralloc_buffer_attr_free(hnd);
+ mali_gralloc_ion_free(hnd);
+ }
+
+ return err;
+}
diff --git a/gralloc/mali_gralloc_bufferallocation.h b/gralloc/mali_gralloc_bufferallocation.h
new file mode 100644
index 0000000..5148252
--- /dev/null
+++ b/gralloc/mali_gralloc_bufferallocation.h
@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2016-2017 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 MALI_GRALLOC_BUFFERALLOCATION_H_
+#define MALI_GRALLOC_BUFFERALLOCATION_H_
+
+#include <hardware/hardware.h>
+#include "mali_gralloc_module.h"
+#include "mali_gralloc_private_interface_types.h"
+#include "mali_gralloc_buffer.h"
+#include "mali_gralloc_bufferdescriptor.h"
+
+int mali_gralloc_buffer_allocate(mali_gralloc_module *m, const gralloc_buffer_descriptor_t *descriptors,
+ uint32_t numDescriptors, buffer_handle_t *pHandle, bool *shared_backend);
+int mali_gralloc_buffer_free(buffer_handle_t pHandle);
+
+#endif /* MALI_GRALLOC_BUFFERALLOCATION_H_ */
diff --git a/gralloc/mali_gralloc_bufferdescriptor.cpp b/gralloc/mali_gralloc_bufferdescriptor.cpp
new file mode 100644
index 0000000..6565a93
--- /dev/null
+++ b/gralloc/mali_gralloc_bufferdescriptor.cpp
@@ -0,0 +1,212 @@
+/*
+ * Copyright (C) 2016-2017 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 <hardware/hardware.h>
+#include <stdlib.h>
+#include <string.h>
+
+#if GRALLOC_USE_GRALLOC1_API == 1
+#include <hardware/gralloc1.h>
+#else
+#include <hardware/gralloc.h>
+#endif
+
+#include "mali_gralloc_module.h"
+#include "mali_gralloc_bufferdescriptor.h"
+#include "mali_gralloc_private_interface_types.h"
+#include "mali_gralloc_buffer.h"
+
+#if GRALLOC_USE_GRALLOC1_API == 1
+int mali_gralloc_create_descriptor_internal(gralloc1_buffer_descriptor_t *outDescriptor)
+{
+ buffer_descriptor_t *buffer_descriptor;
+
+ if (NULL == outDescriptor)
+ {
+ return GRALLOC1_ERROR_BAD_DESCRIPTOR;
+ }
+
+ buffer_descriptor = reinterpret_cast<buffer_descriptor_t *>(malloc(sizeof(buffer_descriptor_t)));
+
+ if (NULL == buffer_descriptor)
+ {
+ AERR("failed to create buffer descriptor");
+ return GRALLOC1_ERROR_BAD_DESCRIPTOR;
+ }
+
+ /*
+ * Initialise the buffer descriptor.
+ *
+ * Layer count is initialised to a single layer in
+ * case clients don't support multi-layer or use
+ * function GRALLOC1_PFN_SET_LAYER_COUNT.
+ */
+ memset((void *)buffer_descriptor, 0, sizeof(*buffer_descriptor));
+ buffer_descriptor->layer_count = 1;
+
+ *outDescriptor = (gralloc1_buffer_descriptor_t)buffer_descriptor;
+ return GRALLOC1_ERROR_NONE;
+}
+
+int mali_gralloc_destroy_descriptor_internal(gralloc1_buffer_descriptor_t descriptor)
+{
+ if (!descriptor)
+ {
+ return GRALLOC1_ERROR_BAD_DESCRIPTOR;
+ }
+
+ buffer_descriptor_t *buffer_descriptor = (buffer_descriptor_t *)descriptor;
+ free(buffer_descriptor);
+ return GRALLOC1_ERROR_NONE;
+}
+
+int mali_gralloc_set_dimensions_internal(gralloc1_buffer_descriptor_t descriptor, uint32_t width, uint32_t height)
+{
+ if (!descriptor)
+ {
+ return GRALLOC1_ERROR_BAD_DESCRIPTOR;
+ }
+
+ buffer_descriptor_t *buffer_descriptor = (buffer_descriptor_t *)descriptor;
+ buffer_descriptor->width = width;
+ buffer_descriptor->height = height;
+ return GRALLOC1_ERROR_NONE;
+}
+
+int mali_gralloc_set_format_internal(gralloc1_buffer_descriptor_t descriptor, int32_t format)
+{
+ if (!descriptor)
+ {
+ return GRALLOC1_ERROR_BAD_DESCRIPTOR;
+ }
+
+ buffer_descriptor_t *buffer_descriptor = (buffer_descriptor_t *)descriptor;
+ buffer_descriptor->hal_format = format;
+ buffer_descriptor->format_type = MALI_GRALLOC_FORMAT_TYPE_USAGE;
+ return GRALLOC1_ERROR_NONE;
+}
+
+int mali_gralloc_set_producerusage_internal(gralloc1_buffer_descriptor_t descriptor, uint64_t usage)
+{
+ if (!descriptor)
+ {
+ return GRALLOC1_ERROR_BAD_DESCRIPTOR;
+ }
+
+ buffer_descriptor_t *buffer_descriptor = (buffer_descriptor_t *)descriptor;
+ buffer_descriptor->producer_usage = usage;
+ return GRALLOC1_ERROR_NONE;
+}
+
+int mali_gralloc_set_consumerusage_internal(gralloc1_buffer_descriptor_t descriptor, uint64_t usage)
+{
+ if (!descriptor)
+ {
+ return GRALLOC1_ERROR_BAD_DESCRIPTOR;
+ }
+
+ buffer_descriptor_t *buffer_descriptor = (buffer_descriptor_t *)descriptor;
+ buffer_descriptor->consumer_usage = usage;
+ return GRALLOC1_ERROR_NONE;
+}
+
+int mali_gralloc_get_backing_store_internal(buffer_handle_t buffer, gralloc1_backing_store_t *outStore)
+{
+ if (private_handle_t::validate(buffer) < 0)
+ {
+ AERR("Invalid buffer %p, returning error", buffer);
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+
+ private_handle_t *hnd = (private_handle_t *)buffer;
+
+ *outStore = (gralloc1_backing_store_t)hnd->backing_store_id;
+ return GRALLOC1_ERROR_NONE;
+}
+
+int mali_gralloc_get_consumer_usage_internal(buffer_handle_t buffer, uint64_t *outUsage)
+{
+ if (private_handle_t::validate(buffer) < 0)
+ {
+ AERR("Invalid buffer %p, returning error", buffer);
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+
+ private_handle_t *hnd = (private_handle_t *)buffer;
+ *outUsage = hnd->consumer_usage;
+ return GRALLOC1_ERROR_NONE;
+}
+
+int mali_gralloc_get_dimensions_internal(buffer_handle_t buffer, uint32_t *outWidth, uint32_t *outHeight)
+{
+ if (private_handle_t::validate(buffer) < 0)
+ {
+ AERR("Invalid buffer %p, returning error", buffer);
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+
+ private_handle_t *hnd = (private_handle_t *)buffer;
+ *outWidth = hnd->width;
+ *outHeight = hnd->height;
+ return GRALLOC1_ERROR_NONE;
+}
+
+int mali_gralloc_get_format_internal(buffer_handle_t buffer, int32_t *outFormat)
+{
+ if (private_handle_t::validate(buffer) < 0)
+ {
+ AERR("Invalid buffer %p, returning error", buffer);
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+
+ private_handle_t *hnd = (private_handle_t *)buffer;
+ *outFormat = hnd->req_format;
+ return GRALLOC1_ERROR_NONE;
+}
+
+int mali_gralloc_get_producer_usage_internal(buffer_handle_t buffer, uint64_t *outUsage)
+{
+ if (private_handle_t::validate(buffer) < 0)
+ {
+ AERR("Invalid buffer %p, returning error", buffer);
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+
+ private_handle_t *hnd = (private_handle_t *)buffer;
+ *outUsage = hnd->producer_usage;
+ return GRALLOC1_ERROR_NONE;
+}
+
+#endif
+int mali_gralloc_query_getstride(buffer_handle_t buffer, int *pixelStride)
+{
+ int rval = -1;
+
+ if (buffer != NULL && pixelStride != NULL)
+ {
+ private_handle_t const *hnd = reinterpret_cast<private_handle_t const *>(buffer);
+
+ if (hnd)
+ {
+ *pixelStride = hnd->stride;
+ rval = 0;
+ }
+ }
+
+ return rval;
+}
diff --git a/gralloc/mali_gralloc_bufferdescriptor.h b/gralloc/mali_gralloc_bufferdescriptor.h
new file mode 100644
index 0000000..65057f5
--- /dev/null
+++ b/gralloc/mali_gralloc_bufferdescriptor.h
@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2016-2017 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 MALI_GRALLOC_BUFFERDESCRIPTOR_H_
+#define MALI_GRALLOC_BUFFERDESCRIPTOR_H_
+
+#include <hardware/hardware.h>
+#include "gralloc_priv.h"
+#include "mali_gralloc_module.h"
+#include "mali_gralloc_formats.h"
+
+#if GRALLOC_USE_GRALLOC1_API == 1
+#include <hardware/gralloc1.h>
+#else
+#include <hardware/gralloc.h>
+#endif
+
+typedef uint64_t gralloc_buffer_descriptor_t;
+
+typedef struct buffer_descriptor
+{
+ uint32_t width;
+ uint32_t height;
+ uint64_t producer_usage;
+ uint64_t consumer_usage;
+ uint64_t hal_format;
+ uint32_t layer_count;
+
+ mali_gralloc_format_type format_type;
+ size_t size;
+ int byte_stride;
+ int pixel_stride;
+ int internalWidth;
+ int internalHeight;
+ uint64_t internal_format;
+} buffer_descriptor_t;
+
+#if GRALLOC_USE_GRALLOC1_API == 1
+int mali_gralloc_create_descriptor_internal(gralloc1_buffer_descriptor_t *outDescriptor);
+int mali_gralloc_destroy_descriptor_internal(gralloc1_buffer_descriptor_t descriptor);
+int mali_gralloc_set_dimensions_internal(gralloc1_buffer_descriptor_t descriptor, uint32_t width, uint32_t height);
+int mali_gralloc_set_format_internal(gralloc1_buffer_descriptor_t descriptor, int32_t format);
+int mali_gralloc_set_producerusage_internal(gralloc1_buffer_descriptor_t descriptor, uint64_t usage);
+int mali_gralloc_set_consumerusage_internal(gralloc1_buffer_descriptor_t descriptor, uint64_t usage);
+
+int mali_gralloc_get_backing_store_internal(buffer_handle_t buffer, gralloc1_backing_store_t *outStore);
+int mali_gralloc_get_consumer_usage_internal(buffer_handle_t buffer, uint64_t *outUsage);
+int mali_gralloc_get_dimensions_internal(buffer_handle_t buffer, uint32_t *outWidth, uint32_t *outHeight);
+int mali_gralloc_get_format_internal(buffer_handle_t buffer, int32_t *outFormat);
+int mali_gralloc_get_producer_usage_internal(buffer_handle_t buffer, uint64_t *outUsage);
+#endif
+int mali_gralloc_query_getstride(buffer_handle_t handle, int *pixelStride);
+
+#endif /* MALI_GRALLOC_BUFFERDESCRIPTOR_H_ */
diff --git a/gralloc/mali_gralloc_debug.cpp b/gralloc/mali_gralloc_debug.cpp
new file mode 100644
index 0000000..d4473ed
--- /dev/null
+++ b/gralloc/mali_gralloc_debug.cpp
@@ -0,0 +1,143 @@
+/*
+ * Copyright (C) 2016 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 <inttypes.h>
+#include <stdlib.h>
+#include <vector>
+#include <algorithm>
+
+#if GRALLOC_USE_GRALLOC1_API == 1
+#include <hardware/gralloc1.h>
+#else
+#include <hardware/gralloc.h>
+#endif
+#include <hardware/hardware.h>
+
+#include "mali_gralloc_module.h"
+#include "gralloc_priv.h"
+#include "mali_gralloc_debug.h"
+
+static pthread_mutex_t dump_lock = PTHREAD_MUTEX_INITIALIZER;
+static std::vector<private_handle_t *> dump_buffers;
+static android::String8 dumpStrings;
+
+void mali_gralloc_dump_buffer_add(private_handle_t *handle)
+{
+ if (NULL == handle)
+ {
+ ALOGE("Invalid handle %p and return", handle);
+ return;
+ }
+
+ pthread_mutex_lock(&dump_lock);
+ dump_buffers.push_back(handle);
+ pthread_mutex_unlock(&dump_lock);
+}
+
+void mali_gralloc_dump_buffer_erase(private_handle_t *handle)
+{
+ if (NULL == handle)
+ {
+ ALOGE("Invalid handle %p and return", handle);
+ return;
+ }
+
+ pthread_mutex_lock(&dump_lock);
+ dump_buffers.erase(std::remove(dump_buffers.begin(), dump_buffers.end(), handle));
+ pthread_mutex_unlock(&dump_lock);
+}
+
+void mali_gralloc_dump_string(android::String8 &buf, const char *fmt, ...)
+{
+ va_list args;
+ va_start(args, fmt);
+ buf.appendFormatV(fmt, args);
+ va_end(args);
+}
+
+void mali_gralloc_dump_buffers(android::String8 &dumpStrings, uint32_t *outSize)
+{
+ if (NULL == outSize)
+ {
+ ALOGE("Invalid pointer to dump buffer size and return");
+ return;
+ }
+
+ dumpStrings.clear();
+ mali_gralloc_dump_string(dumpStrings,
+ "-------------------------Start to dump Gralloc buffers info------------------------\n");
+ private_handle_t *hnd;
+ size_t num;
+
+ mali_gralloc_dump_string(dumpStrings, " handle | width | height | stride | req format |internal "
+ "format|consumer usage|producer usage| shared fd | AFBC "
+ "|\n");
+ mali_gralloc_dump_string(dumpStrings, "------------+-------+--------+--------+----------------+---------------+----"
+ "----------+--------------+-----------+------+\n");
+ pthread_mutex_lock(&dump_lock);
+
+ for (num = 0; num < dump_buffers.size(); num++)
+ {
+ hnd = dump_buffers[num];
+ mali_gralloc_dump_string(dumpStrings, " %08" PRIxPTR " | %5d | %5d | %5d | %08x | %09" PRIx64
+ " | %09" PRIx64 " | %09" PRIx64 " | %08x | %4d |\n",
+ hnd, hnd->width, hnd->height, hnd->stride, hnd->req_format, hnd->internal_format,
+ hnd->consumer_usage, hnd->producer_usage, hnd->share_fd,
+ (hnd->internal_format & MALI_GRALLOC_INTFMT_AFBCENABLE_MASK) ? true : false);
+ }
+
+ pthread_mutex_unlock(&dump_lock);
+ mali_gralloc_dump_string(
+ dumpStrings, "---------------------End dump Gralloc buffers info with num %zu----------------------\n", num);
+
+ *outSize = dumpStrings.size();
+}
+
+void mali_gralloc_dump_internal(uint32_t *outSize, char *outBuffer)
+{
+ uint32_t dumpSize;
+
+ if (NULL == outSize)
+ {
+ ALOGE("Invalid pointer to dump buffer size and return");
+ return;
+ }
+
+ if (NULL == outBuffer)
+ {
+ if (!dumpStrings.isEmpty())
+ {
+ dumpStrings.clear();
+ }
+
+ mali_gralloc_dump_buffers(dumpStrings, outSize);
+ }
+ else
+ {
+ if (dumpStrings.isEmpty())
+ {
+ *outSize = 0;
+ }
+ else
+ {
+ dumpSize = dumpStrings.size();
+ *outSize = (dumpSize < *outSize) ? dumpSize : *outSize;
+ memcpy(outBuffer, dumpStrings.string(), *outSize);
+ }
+ }
+}
diff --git a/gralloc/mali_gralloc_debug.h b/gralloc/mali_gralloc_debug.h
new file mode 100644
index 0000000..26e2381
--- /dev/null
+++ b/gralloc/mali_gralloc_debug.h
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2016 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 MALI_GRALLOC_DEBUG_H_
+#define MALI_GRALLOC_DEBUG_H_
+
+#include <utils/String8.h>
+#include <hardware/hardware.h>
+#include "gralloc_priv.h"
+#include "mali_gralloc_module.h"
+
+#if GRALLOC_USE_GRALLOC1_API == 1
+#include <hardware/gralloc1.h>
+#else
+#include <hardware/gralloc.h>
+#endif
+
+void mali_gralloc_dump_buffer_add(private_handle_t *handle);
+void mali_gralloc_dump_buffer_erase(private_handle_t *handle);
+
+void mali_gralloc_dump_string(android::String8 &buf, const char *fmt, ...);
+void mali_gralloc_dump_buffers(android::String8 &dumpBuffer, uint32_t *outSize);
+void mali_gralloc_dump_internal(uint32_t *outSize, char *outBuffer);
+#endif
diff --git a/gralloc/mali_gralloc_formats.cpp b/gralloc/mali_gralloc_formats.cpp
new file mode 100644
index 0000000..32272d7
--- /dev/null
+++ b/gralloc/mali_gralloc_formats.cpp
@@ -0,0 +1,696 @@
+/*
+ * Copyright (C) 2016-2017 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 <string.h>
+#include <dlfcn.h>
+#include <inttypes.h>
+#include <log/log.h>
+
+#if GRALLOC_USE_GRALLOC1_API == 1
+#include <hardware/gralloc1.h>
+#else
+#include <hardware/gralloc.h>
+#endif
+
+#include "mali_gralloc_module.h"
+#include "gralloc_priv.h"
+
+static mali_gralloc_format_caps dpu_runtime_caps;
+static mali_gralloc_format_caps vpu_runtime_caps;
+static mali_gralloc_format_caps gpu_runtime_caps;
+static mali_gralloc_format_caps cam_runtime_caps;
+static pthread_mutex_t caps_init_mutex = PTHREAD_MUTEX_INITIALIZER;
+static bool runtime_caps_read = false;
+
+#define MALI_GRALLOC_GPU_LIB_NAME "libGLES_mali.so"
+#if defined(__LP64__)
+#define MALI_GRALLOC_GPU_LIBRARY_PATH1 "/vendor/lib64/egl/"
+#define MALI_GRALLOC_GPU_LIBRARY_PATH2 "/system/lib64/egl/"
+#else
+#define MALI_GRALLOC_GPU_LIBRARY_PATH1 "/vendor/lib/egl/"
+#define MALI_GRALLOC_GPU_LIBRARY_PATH2 "/system/lib/egl/"
+#endif
+
+#define GRALLOC_AFBC_MIN_SIZE 75
+
+static bool get_block_capabilities(bool hal_module, const char *name, mali_gralloc_format_caps *block_caps)
+{
+ void *dso_handle = NULL;
+ bool rval = false;
+
+ /* Look for MALI_GRALLOC_FORMATCAPS_SYM_NAME_STR symbol in user-space drivers
+ * to determine hw format capabilities.
+ */
+ if (!hal_module)
+ {
+ dso_handle = dlopen(name, RTLD_LAZY);
+ }
+ else
+ {
+ /* libhardware does some heuristics to find hal modules
+ * and then stores the dso handle internally. Use this.
+ */
+ const struct hw_module_t *module = { NULL };
+
+ if (hw_get_module(name, &module) >= 0)
+ {
+ dso_handle = module->dso;
+ }
+ }
+
+ if (dso_handle)
+ {
+ void *sym = dlsym(dso_handle, MALI_GRALLOC_FORMATCAPS_SYM_NAME_STR);
+
+ if (sym)
+ {
+ memcpy((void *)block_caps, sym, sizeof(mali_gralloc_format_caps));
+ rval = true;
+ }
+
+ if (!hal_module)
+ {
+ dlclose(dso_handle);
+ }
+ }
+
+ return rval;
+}
+
+static int map_flex_formats(uint64_t req_format)
+{
+ /* Map Android flexible formats to internal base formats */
+ if(req_format == HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED ||
+ req_format == HAL_PIXEL_FORMAT_YCbCr_420_888)
+ {
+ req_format = MALI_GRALLOC_FORMAT_INTERNAL_NV12;
+
+ }
+ return req_format;
+}
+
+static bool is_afbc_supported(int req_format_mapped)
+{
+ bool rval = true;
+
+ /* These base formats we currently don't support with compression */
+ switch (req_format_mapped)
+ {
+ case MALI_GRALLOC_FORMAT_INTERNAL_RAW16:
+ case MALI_GRALLOC_FORMAT_INTERNAL_RAW12:
+ case MALI_GRALLOC_FORMAT_INTERNAL_RAW10:
+ case MALI_GRALLOC_FORMAT_INTERNAL_BLOB:
+ case MALI_GRALLOC_FORMAT_INTERNAL_P010:
+ case MALI_GRALLOC_FORMAT_INTERNAL_P210:
+ case MALI_GRALLOC_FORMAT_INTERNAL_Y410:
+ case HAL_PIXEL_FORMAT_YCbCr_422_I:
+ rval = false;
+ break;
+ }
+
+ return rval;
+}
+
+static bool is_android_yuv_format(int req_format)
+{
+ bool rval = false;
+
+ switch (req_format)
+ {
+ case HAL_PIXEL_FORMAT_YV12:
+ case HAL_PIXEL_FORMAT_Y8:
+ case HAL_PIXEL_FORMAT_Y16:
+ case HAL_PIXEL_FORMAT_YCbCr_420_888:
+ case HAL_PIXEL_FORMAT_YCbCr_422_888:
+ case HAL_PIXEL_FORMAT_YCbCr_444_888:
+ case MALI_GRALLOC_FORMAT_INTERNAL_NV12:
+ case HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED:
+ rval = true;
+ break;
+ }
+
+ return rval;
+}
+
+static bool is_afbc_allowed(int buffer_size)
+{
+ bool afbc_allowed = false;
+
+ (void)buffer_size;
+
+#if MALI_DISPLAY_VERSION == 550 || MALI_DISPLAY_VERSION == 650
+#if GRALLOC_DISP_W != 0 && GRALLOC_DISP_H != 0
+ afbc_allowed = ((buffer_size * 100) / (GRALLOC_DISP_W * GRALLOC_DISP_H)) >= GRALLOC_AFBC_MIN_SIZE;
+
+#else
+ /* If display size is not valid then always allow AFBC */
+ afbc_allowed = true;
+
+#endif
+#else
+ /* For cetus, always allow AFBC */
+ afbc_allowed = true;
+#endif
+ return afbc_allowed;
+}
+
+static bool is_afbc_format(uint64_t internal_format)
+{
+ return (internal_format & MALI_GRALLOC_FORMAT_CAPABILITY_AFBCENABLE_MASK) != 0;
+}
+
+static uint64_t determine_best_format(int req_format, mali_gralloc_producer_type producer,
+ mali_gralloc_consumer_type consumer, uint64_t producer_runtime_mask,
+ uint64_t consumer_runtime_mask)
+{
+ /* Default is to return the requested format */
+ uint64_t internal_format = req_format;
+ uint64_t dpu_mask = dpu_runtime_caps.caps_mask;
+ uint64_t gpu_mask = gpu_runtime_caps.caps_mask;
+ uint64_t vpu_mask = vpu_runtime_caps.caps_mask;
+ uint64_t cam_mask = cam_runtime_caps.caps_mask;
+
+ if (producer == MALI_GRALLOC_PRODUCER_GPU &&
+ gpu_runtime_caps.caps_mask & MALI_GRALLOC_FORMAT_CAPABILITY_OPTIONS_PRESENT)
+ {
+ gpu_mask &= producer_runtime_mask;
+
+ if (consumer == MALI_GRALLOC_CONSUMER_GPU_OR_DISPLAY)
+ {
+ gpu_mask &= consumer_runtime_mask;
+ dpu_mask &= consumer_runtime_mask;
+
+ if (gpu_mask & MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_SPLITBLK &&
+ dpu_mask & MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_SPLITBLK)
+ {
+ internal_format |= MALI_GRALLOC_INTFMT_AFBC_SPLITBLK;
+ }
+ else if (gpu_mask & MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_BASIC &&
+ dpu_mask & MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_BASIC)
+ {
+ internal_format |= MALI_GRALLOC_INTFMT_AFBC_BASIC;
+
+ if (gpu_mask & MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_TILED_HEADERS &&
+ dpu_mask & MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_TILED_HEADERS)
+ {
+ internal_format |= MALI_GRALLOC_INTFMT_AFBC_TILED_HEADERS;
+ }
+ }
+ }
+ else if (consumer == MALI_GRALLOC_CONSUMER_GPU_EXCL)
+ {
+ gpu_mask &= consumer_runtime_mask;
+
+ /* When GPU acts as both producer and consumer it prefers 16x16 superblocks */
+ if (gpu_mask & MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_BASIC)
+ {
+ internal_format |= MALI_GRALLOC_INTFMT_AFBC_BASIC;
+ }
+
+ if (gpu_mask & MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_TILED_HEADERS)
+ {
+ internal_format |= MALI_GRALLOC_INTFMT_AFBC_TILED_HEADERS;
+ }
+ }
+ else if (consumer == MALI_GRALLOC_CONSUMER_VIDEO_ENCODER)
+ {
+ vpu_mask &= consumer_runtime_mask;
+
+ if (internal_format == HAL_PIXEL_FORMAT_YV12 || internal_format == MALI_GRALLOC_FORMAT_INTERNAL_NV12)
+ {
+ if (gpu_mask & MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_BASIC &&
+ vpu_mask & MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_BASIC)
+ {
+ internal_format |= MALI_GRALLOC_INTFMT_AFBC_BASIC;
+ }
+
+ if (gpu_mask & MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_TILED_HEADERS &&
+ vpu_mask & MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_TILED_HEADERS)
+ {
+ internal_format |= MALI_GRALLOC_INTFMT_AFBC_TILED_HEADERS;
+ }
+ }
+ }
+ }
+ else if (producer == MALI_GRALLOC_PRODUCER_VIDEO_DECODER &&
+ vpu_runtime_caps.caps_mask & MALI_GRALLOC_FORMAT_CAPABILITY_OPTIONS_PRESENT)
+ {
+ vpu_mask &= producer_runtime_mask;
+
+ if (consumer == MALI_GRALLOC_CONSUMER_GPU_OR_DISPLAY)
+ {
+ gpu_mask &= consumer_runtime_mask;
+ dpu_mask &= consumer_runtime_mask;
+
+ if (internal_format == HAL_PIXEL_FORMAT_YV12)
+ {
+ if (vpu_mask & MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_BASIC &&
+ gpu_mask & MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_BASIC &&
+ dpu_mask & MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_BASIC)
+ {
+ internal_format |= MALI_GRALLOC_INTFMT_AFBC_BASIC;
+ }
+
+ if (vpu_mask & MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_TILED_HEADERS &&
+ gpu_mask & MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_TILED_HEADERS &&
+ dpu_mask & MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_TILED_HEADERS)
+ {
+ internal_format |= MALI_GRALLOC_INTFMT_AFBC_TILED_HEADERS;
+ }
+ }
+ }
+ else if (consumer == MALI_GRALLOC_CONSUMER_GPU_EXCL)
+ {
+ gpu_mask &= consumer_runtime_mask;
+
+ if (internal_format == HAL_PIXEL_FORMAT_YV12)
+ {
+ if (gpu_mask & MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_BASIC &&
+ vpu_mask & MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_BASIC)
+ {
+ internal_format |= MALI_GRALLOC_INTFMT_AFBC_BASIC;
+ }
+
+ if (gpu_mask & MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_TILED_HEADERS &&
+ vpu_mask & MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_TILED_HEADERS)
+ {
+ internal_format |= MALI_GRALLOC_INTFMT_AFBC_TILED_HEADERS;
+ }
+ }
+ }
+ else if (consumer == MALI_GRALLOC_CONSUMER_VIDEO_ENCODER)
+ {
+ /* Fall-through. To be decided.*/
+ }
+ }
+ else if (producer == MALI_GRALLOC_PRODUCER_CAMERA &&
+ cam_runtime_caps.caps_mask & MALI_GRALLOC_FORMAT_CAPABILITY_OPTIONS_PRESENT)
+ {
+ if (consumer == MALI_GRALLOC_CONSUMER_GPU_OR_DISPLAY)
+ {
+ /* Fall-through. To be decided.*/
+ }
+ else if (consumer == MALI_GRALLOC_CONSUMER_GPU_EXCL)
+ {
+ /* Fall-through. To be decided.*/
+ }
+ else if (consumer == MALI_GRALLOC_CONSUMER_VIDEO_ENCODER)
+ {
+ /* Fall-through. To be decided.*/
+ }
+ }
+
+ return internal_format;
+}
+
+static uint64_t decode_internal_format(uint64_t req_format, mali_gralloc_format_type type)
+{
+ uint64_t internal_format, me_mask, base_format, mapped_base_format;
+
+ if (type == MALI_GRALLOC_FORMAT_TYPE_USAGE)
+ {
+ internal_format = GRALLOC_PRIVATE_FORMAT_UNWRAP((int)req_format);
+ }
+ else if (type == MALI_GRALLOC_FORMAT_TYPE_INTERNAL)
+ {
+ internal_format = req_format;
+ }
+ else
+ {
+ internal_format = 0;
+ goto out;
+ }
+
+ me_mask = internal_format & MALI_GRALLOC_INTFMT_ME_EXT_MASK;
+
+ if (me_mask > 0 && ((me_mask - 1) & me_mask) != 0)
+ {
+ ALOGE("Internal format contains multiple mutually exclusive modifier bits: %" PRIx64, internal_format);
+ internal_format = 0;
+ goto out;
+ }
+
+ base_format = internal_format & MALI_GRALLOC_INTFMT_FMT_MASK;
+
+ /* Even though private format allocations are intended to be for specific
+ * formats, certain test cases uses the flexible formats that needs to be mapped
+ * to internal ones.
+ */
+ mapped_base_format = map_flex_formats((uint32_t)base_format);
+
+ /* Validate the internal base format passed in */
+ switch (mapped_base_format)
+ {
+ case MALI_GRALLOC_FORMAT_INTERNAL_RGBA_8888:
+ case MALI_GRALLOC_FORMAT_INTERNAL_RGBX_8888:
+ case MALI_GRALLOC_FORMAT_INTERNAL_RGB_888:
+ case MALI_GRALLOC_FORMAT_INTERNAL_RGB_565:
+ case MALI_GRALLOC_FORMAT_INTERNAL_BGRA_8888:
+ case MALI_GRALLOC_FORMAT_INTERNAL_YV12:
+ case MALI_GRALLOC_FORMAT_INTERNAL_Y8:
+ case MALI_GRALLOC_FORMAT_INTERNAL_Y16:
+ case MALI_GRALLOC_FORMAT_INTERNAL_RAW16:
+ case MALI_GRALLOC_FORMAT_INTERNAL_RAW12:
+ case MALI_GRALLOC_FORMAT_INTERNAL_RAW10:
+ case MALI_GRALLOC_FORMAT_INTERNAL_BLOB:
+ case MALI_GRALLOC_FORMAT_INTERNAL_NV12:
+ case MALI_GRALLOC_FORMAT_INTERNAL_NV21:
+ case MALI_GRALLOC_FORMAT_INTERNAL_YUV422_8BIT:
+ case MALI_GRALLOC_FORMAT_INTERNAL_Y0L2:
+ case MALI_GRALLOC_FORMAT_INTERNAL_P010:
+ case MALI_GRALLOC_FORMAT_INTERNAL_P210:
+ case MALI_GRALLOC_FORMAT_INTERNAL_Y210:
+ case MALI_GRALLOC_FORMAT_INTERNAL_Y410:
+ if (mapped_base_format != base_format)
+ {
+ internal_format = (internal_format & MALI_GRALLOC_INTFMT_EXT_MASK) | mapped_base_format;
+ }
+
+ break;
+
+ default:
+ ALOGE("Internal base format requested is unrecognized: %" PRIx64, internal_format);
+ internal_format = 0;
+ break;
+ }
+
+out:
+ return internal_format;
+}
+
+static bool determine_producer(mali_gralloc_producer_type *producer, uint64_t *producer_runtime_mask, int req_format,
+ int usage)
+{
+ bool rval = true;
+
+ /* Default to GPU */
+ *producer = MALI_GRALLOC_PRODUCER_GPU;
+
+ if (usage & (GRALLOC_USAGE_SW_READ_MASK | GRALLOC_USAGE_SW_WRITE_MASK))
+ {
+ rval = false;
+ }
+ else if (usage & GRALLOC_USAGE_HW_RENDER)
+ {
+ if (is_android_yuv_format(req_format))
+ {
+ if (gpu_runtime_caps.caps_mask & MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_YUV_NOWRITE)
+ {
+ *producer_runtime_mask &= ~MALI_GRALLOC_FORMAT_CAPABILITY_AFBCENABLE_MASK;
+ }
+ else
+ {
+ /* All GPUs that can write YUV AFBC can only do it in 16x16, optionally with tiled */
+ *producer_runtime_mask &=
+ ~(MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_SPLITBLK | MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_WIDEBLK);
+ }
+ }
+
+ *producer = MALI_GRALLOC_PRODUCER_GPU;
+ }
+ else if (usage & GRALLOC_USAGE_HW_CAMERA_MASK)
+ {
+ *producer = MALI_GRALLOC_PRODUCER_CAMERA;
+ }
+ /* HW_TEXTURE+HW_COMPOSER+EXTERNAL_DISP is a definition set by
+ * stagefright for "video decoder". We check for it here.
+ */
+ else if ((usage & (GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_HW_COMPOSER | GRALLOC_USAGE_EXTERNAL_DISP)) ==
+ (GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_HW_COMPOSER | GRALLOC_USAGE_EXTERNAL_DISP))
+ {
+ *producer = MALI_GRALLOC_PRODUCER_VIDEO_DECODER;
+ }
+
+ return rval;
+}
+
+static bool determine_consumer(mali_gralloc_consumer_type *consumer, uint64_t *consumer_runtime_mask, int req_format,
+ int usage)
+{
+ bool rval = true;
+
+ /* Default to GPU */
+ *consumer = MALI_GRALLOC_CONSUMER_GPU_EXCL;
+
+ if (usage & (GRALLOC_USAGE_SW_READ_MASK | GRALLOC_USAGE_SW_WRITE_MASK))
+ {
+ rval = false;
+ }
+ /* When usage explicitly targets a consumer, as it does with GRALLOC_USAGE_HW_FB,
+ * we pick DPU even if there are no runtime capabilities present.
+ */
+ else if (usage & GRALLOC_USAGE_HW_FB)
+ {
+ *consumer = MALI_GRALLOC_CONSUMER_GPU_OR_DISPLAY;
+ }
+ else if (usage & GRALLOC_USAGE_HW_VIDEO_ENCODER)
+ {
+ if (is_android_yuv_format(req_format))
+ {
+ if (vpu_runtime_caps.caps_mask & MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_YUV_NOREAD)
+ *consumer_runtime_mask &= ~MALI_GRALLOC_FORMAT_CAPABILITY_AFBCENABLE_MASK;
+ }
+ else
+ {
+ *consumer_runtime_mask &= ~MALI_GRALLOC_FORMAT_CAPABILITY_AFBCENABLE_MASK;
+ }
+ *consumer = MALI_GRALLOC_CONSUMER_VIDEO_ENCODER;
+ }
+ /* GRALLOC_USAGE_HW_COMPOSER is by default applied by SurfaceFlinger so we can't exclusively rely on it
+ * to determine consumer. When a buffer is targeted for either we reject the DPU when it lacks
+ * runtime capabilities, in favor of the more capable GPU.
+ */
+ else if ((usage & (GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_HW_COMPOSER)) ==
+ (GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_HW_COMPOSER) &&
+ dpu_runtime_caps.caps_mask & MALI_GRALLOC_FORMAT_CAPABILITY_OPTIONS_PRESENT)
+ {
+ *consumer = MALI_GRALLOC_CONSUMER_GPU_OR_DISPLAY;
+ }
+ else if (usage & GRALLOC_USAGE_HW_TEXTURE)
+ {
+ *consumer = MALI_GRALLOC_CONSUMER_GPU_EXCL;
+ }
+
+ return rval;
+}
+
+/*
+ * Here we determine format capabilities for the 4 IPs we support.
+ * For now these are controlled by build defines, but in the future
+ * they should be read out from each user-space driver.
+ */
+static void determine_format_capabilities()
+{
+ /* Loading libraries can take some time and
+ * we may see many allocations at boot.
+ */
+ pthread_mutex_lock(&caps_init_mutex);
+
+ if (runtime_caps_read)
+ {
+ goto already_init;
+ }
+
+ memset((void *)&dpu_runtime_caps, 0, sizeof(dpu_runtime_caps));
+ memset((void *)&vpu_runtime_caps, 0, sizeof(vpu_runtime_caps));
+ memset((void *)&gpu_runtime_caps, 0, sizeof(gpu_runtime_caps));
+ memset((void *)&cam_runtime_caps, 0, sizeof(cam_runtime_caps));
+
+ /* Determine DPU format capabilities */
+ if (!get_block_capabilities(true, "hwcomposer", &dpu_runtime_caps))
+ {
+#if MALI_DISPLAY_VERSION >= 500
+ dpu_runtime_caps.caps_mask |= MALI_GRALLOC_FORMAT_CAPABILITY_OPTIONS_PRESENT;
+ dpu_runtime_caps.caps_mask |= MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_BASIC;
+
+#if MALI_DISPLAY_VERSION >= 550
+ dpu_runtime_caps.caps_mask |= MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_SPLITBLK;
+#endif
+#endif
+ }
+
+ /* Determine GPU format capabilities */
+ if (access(MALI_GRALLOC_GPU_LIBRARY_PATH1 MALI_GRALLOC_GPU_LIB_NAME, R_OK) == 0)
+ {
+ get_block_capabilities(false, MALI_GRALLOC_GPU_LIBRARY_PATH1 MALI_GRALLOC_GPU_LIB_NAME, &gpu_runtime_caps);
+ }
+ else if (access(MALI_GRALLOC_GPU_LIBRARY_PATH2 MALI_GRALLOC_GPU_LIB_NAME, R_OK) == 0)
+ {
+ get_block_capabilities(false, MALI_GRALLOC_GPU_LIBRARY_PATH2 MALI_GRALLOC_GPU_LIB_NAME, &gpu_runtime_caps);
+ }
+
+ if ((gpu_runtime_caps.caps_mask & MALI_GRALLOC_FORMAT_CAPABILITY_OPTIONS_PRESENT) == 0)
+ {
+ ALOGW("Failed to find GPU block configuration in %s. Using static build configuration.",
+ MALI_GRALLOC_GPU_LIB_NAME);
+
+#if MALI_GPU_SUPPORT_AFBC_BASIC == 1
+ gpu_runtime_caps.caps_mask |= MALI_GRALLOC_FORMAT_CAPABILITY_OPTIONS_PRESENT;
+ gpu_runtime_caps.caps_mask |= MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_BASIC;
+
+ /* Need to verify when to remove this */
+ gpu_runtime_caps.caps_mask |= MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_YUV_NOWRITE;
+
+#if MALI_SUPPORT_AFBC_SPLITBLK == 1
+ gpu_runtime_caps.caps_mask |= MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_SPLITBLK;
+#endif
+
+#if MALI_SUPPORT_AFBC_WIDEBLK == 1
+ gpu_runtime_caps.caps_mask |= MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_SPLITBLK;
+ gpu_runtime_caps.caps_mask |= MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_WIDEBLK;
+#endif
+
+#if MALI_USE_YUV_AFBC_WIDEBLK != 1
+ gpu_runtime_caps.caps_mask |= MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_WIDEBLK_YUV_DISABLE;
+#endif
+
+#if MALI_SUPPORT_AFBC_TILED_HEADERS == 1
+ gpu_runtime_caps.caps_mask |= MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_SPLITBLK;
+ gpu_runtime_caps.caps_mask |= MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_WIDEBLK;
+ gpu_runtime_caps.caps_mask |= MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_TILED_HEADERS;
+#endif
+#endif /* MALI_GPU_SUPPORT_AFBC_BASIC == 1 */
+ }
+
+/* Determine VPU format capabilities */
+#if MALI_VIDEO_VERSION == 500 || MALI_VIDEO_VERSION == 550
+ vpu_runtime_caps.caps_mask |= MALI_GRALLOC_FORMAT_CAPABILITY_OPTIONS_PRESENT;
+ vpu_runtime_caps.caps_mask |= MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_BASIC;
+ vpu_runtime_caps.caps_mask |= MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_YUV_NOREAD;
+#endif
+
+#if MALI_VIDEO_VERSION == 61
+ vpu_runtime_caps.caps_mask |= MALI_GRALLOC_FORMAT_CAPABILITY_OPTIONS_PRESENT;
+ vpu_runtime_caps.caps_mask |= MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_BASIC;
+ vpu_runtime_caps.caps_mask |= MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_TILED_HEADERS;
+#endif
+
+/* Build specific capability changes */
+#if GRALLOC_ARM_NO_EXTERNAL_AFBC == 1
+ {
+ dpu_runtime_caps.caps_mask &= ~MALI_GRALLOC_FORMAT_CAPABILITY_AFBCENABLE_MASK;
+ gpu_runtime_caps.caps_mask &= ~MALI_GRALLOC_FORMAT_CAPABILITY_AFBCENABLE_MASK;
+ vpu_runtime_caps.caps_mask &= ~MALI_GRALLOC_FORMAT_CAPABILITY_AFBCENABLE_MASK;
+ cam_runtime_caps.caps_mask &= ~MALI_GRALLOC_FORMAT_CAPABILITY_AFBCENABLE_MASK;
+ }
+#endif
+
+ runtime_caps_read = true;
+
+already_init:
+ pthread_mutex_unlock(&caps_init_mutex);
+
+ ALOGV("GPU format capabilities 0x%" PRIx64, gpu_runtime_caps.caps_mask);
+ ALOGV("DPU format capabilities 0x%" PRIx64, dpu_runtime_caps.caps_mask);
+ ALOGV("VPU format capabilities 0x%" PRIx64, vpu_runtime_caps.caps_mask);
+ ALOGV("CAM format capabilities 0x%" PRIx64, cam_runtime_caps.caps_mask);
+}
+
+uint64_t mali_gralloc_select_format(uint64_t req_format, mali_gralloc_format_type type, uint64_t usage, int buffer_size)
+{
+ uint64_t internal_format = 0;
+ mali_gralloc_consumer_type consumer;
+ mali_gralloc_producer_type producer;
+ uint64_t producer_runtime_mask = ~(0ULL);
+ uint64_t consumer_runtime_mask = ~(0ULL);
+ uint64_t req_format_mapped = 0;
+
+ if (!runtime_caps_read)
+ {
+ /*
+ * It is better to initialize these when needed because
+ * not all processes allocates memory.
+ */
+ determine_format_capabilities();
+ }
+
+ /* A unique usage specifies that an internal format is in req_format */
+ if (usage & MALI_GRALLOC_USAGE_PRIVATE_FORMAT || type == MALI_GRALLOC_FORMAT_TYPE_INTERNAL)
+ {
+ internal_format = decode_internal_format(req_format, type);
+ goto out;
+ }
+
+ /* Re-map special Android formats */
+ req_format_mapped = map_flex_formats(req_format);
+
+ /* Determine producer/consumer */
+ if (!determine_producer(&producer, &producer_runtime_mask, req_format, usage) ||
+ !determine_consumer(&consumer, &consumer_runtime_mask, req_format, usage))
+ {
+ /* Failing to determine producer/consumer usually means
+ * client has requested sw rendering.
+ */
+ internal_format = req_format_mapped;
+ goto out;
+ }
+
+ /*
+ * Determine runtime capability limitations
+ */
+
+ /* Disable AFBC based on unique usage */
+ if ((usage & MALI_GRALLOC_USAGE_NO_AFBC) == MALI_GRALLOC_USAGE_NO_AFBC)
+ {
+ if (is_android_yuv_format(req_format_mapped))
+ {
+ ALOGE("It is invalid to specify NO_AFBC usage flags when allocating YUV formats.\
+ Requested fmt: 0x%" PRIx64 " Re-Mapped fmt: 0x%" PRIx64,
+ req_format, req_format_mapped);
+ internal_format = 0;
+ goto out;
+ }
+
+ producer_runtime_mask &= ~MALI_GRALLOC_FORMAT_CAPABILITY_AFBCENABLE_MASK;
+ }
+ /* Disable AFBC based on buffer dimensions */
+ else if (!is_afbc_allowed(buffer_size))
+ {
+ producer_runtime_mask &= ~MALI_GRALLOC_FORMAT_CAPABILITY_AFBCENABLE_MASK;
+ }
+ else if (!is_afbc_supported(req_format_mapped))
+ {
+ producer_runtime_mask &= ~MALI_GRALLOC_FORMAT_CAPABILITY_AFBCENABLE_MASK;
+ }
+
+ /* Automatically select format in case producer/consumer identified */
+ internal_format =
+ determine_best_format(req_format_mapped, producer, consumer, producer_runtime_mask, consumer_runtime_mask);
+
+out:
+ ALOGV("mali_gralloc_select_format: req_format=0x%08" PRIx64 " req_fmt_mapped=0x%" PRIx64
+ " internal_format=0x%" PRIx64 " usage=0x%" PRIx64,
+ req_format, req_format_mapped, internal_format, usage);
+
+ return internal_format;
+}
+
+extern "C" {
+void mali_gralloc_get_gpu_caps(struct mali_gralloc_format_caps *gpu_caps)
+{
+ if (gpu_caps != NULL)
+ {
+ if (!runtime_caps_read)
+ {
+ determine_format_capabilities();
+ }
+
+ memcpy(gpu_caps, (void *)&gpu_runtime_caps, sizeof(struct mali_gralloc_format_caps));
+ }
+}
+}
diff --git a/gralloc/mali_gralloc_formats.h b/gralloc/mali_gralloc_formats.h
new file mode 100644
index 0000000..928dc2a
--- /dev/null
+++ b/gralloc/mali_gralloc_formats.h
@@ -0,0 +1,268 @@
+/*
+ * Copyright (C) 2016-2017 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 MALI_GRALLOC_FORMATS_H_
+#define MALI_GRALLOC_FORMATS_H_
+
+#include <system/graphics.h>
+
+/* Internal formats are represented in gralloc as a 64bit identifier
+ * where the 32 lower bits are a base format and the 32 upper bits are modifiers.
+ *
+ * Modifier bits are divided into mutually exclusive ones and those that are not.
+ */
+/* Internal format type */
+typedef uint64_t mali_gralloc_internal_format;
+
+/* Internal format masks */
+#define MALI_GRALLOC_INTFMT_FMT_MASK 0x00000000ffffffffULL
+#define MALI_GRALLOC_INTFMT_EXT_MASK 0xffffffff00000000ULL
+#define MALI_GRALLOC_INTFMT_ME_EXT_MASK 0x0000ffff00000000ULL
+#define MALI_GRALLOC_INTFMT_REG_EXT_MASK 0xffff000000000000ULL
+
+/* Internal base formats */
+
+/* Base formats that do not have an identical HAL match
+ * are defined starting at the Android private range
+ */
+#define MALI_GRALLOC_FORMAT_INTERNAL_RANGE_BASE 0x100
+
+typedef enum
+{
+ MALI_GRALLOC_FORMAT_TYPE_USAGE,
+ MALI_GRALLOC_FORMAT_TYPE_INTERNAL,
+} mali_gralloc_format_type;
+
+typedef enum
+{
+ /* Internal definitions for HAL formats. */
+ MALI_GRALLOC_FORMAT_INTERNAL_RGBA_8888 = HAL_PIXEL_FORMAT_RGBA_8888,
+ MALI_GRALLOC_FORMAT_INTERNAL_RGBX_8888 = HAL_PIXEL_FORMAT_RGBX_8888,
+ MALI_GRALLOC_FORMAT_INTERNAL_RGB_888 = HAL_PIXEL_FORMAT_RGB_888,
+ MALI_GRALLOC_FORMAT_INTERNAL_RGB_565 = HAL_PIXEL_FORMAT_RGB_565,
+ MALI_GRALLOC_FORMAT_INTERNAL_BGRA_8888 = HAL_PIXEL_FORMAT_BGRA_8888,
+ MALI_GRALLOC_FORMAT_INTERNAL_YV12 = HAL_PIXEL_FORMAT_YV12,
+ MALI_GRALLOC_FORMAT_INTERNAL_Y8 = HAL_PIXEL_FORMAT_Y8,
+ MALI_GRALLOC_FORMAT_INTERNAL_Y16 = HAL_PIXEL_FORMAT_Y16,
+ MALI_GRALLOC_FORMAT_INTERNAL_YUV420_888 = HAL_PIXEL_FORMAT_YCbCr_420_888,
+
+ /* Camera specific HAL formats */
+ MALI_GRALLOC_FORMAT_INTERNAL_RAW16 = HAL_PIXEL_FORMAT_RAW16,
+ MALI_GRALLOC_FORMAT_INTERNAL_RAW12 = HAL_PIXEL_FORMAT_RAW12,
+ MALI_GRALLOC_FORMAT_INTERNAL_RAW10 = HAL_PIXEL_FORMAT_RAW10,
+ MALI_GRALLOC_FORMAT_INTERNAL_BLOB = HAL_PIXEL_FORMAT_BLOB,
+
+ /* Flexible YUV formats would be parsed but not have any representation as
+ * internal format itself but one of the ones below
+ */
+
+ /* The internal private formats that have no HAL equivivalent are defined
+ * afterwards starting at a specific base range */
+ MALI_GRALLOC_FORMAT_INTERNAL_NV12 = MALI_GRALLOC_FORMAT_INTERNAL_RANGE_BASE,
+ MALI_GRALLOC_FORMAT_INTERNAL_NV21,
+ MALI_GRALLOC_FORMAT_INTERNAL_YUV422_8BIT,
+
+ /* Extended YUV formats
+ *
+ * NOTE: P010, P210, and Y410 are only supported uncompressed.
+ */
+ MALI_GRALLOC_FORMAT_INTERNAL_Y0L2,
+ MALI_GRALLOC_FORMAT_INTERNAL_P010,
+ MALI_GRALLOC_FORMAT_INTERNAL_P210,
+ MALI_GRALLOC_FORMAT_INTERNAL_Y210,
+ MALI_GRALLOC_FORMAT_INTERNAL_Y410,
+
+ /* Add more internal formats here. Make sure decode_internal_format() is updated. */
+
+ /* These are legacy 0.3 gralloc formats used only by the wrap/unwrap macros. */
+ MALI_GRALLOC_FORMAT_INTERNAL_YV12_WRAP,
+ MALI_GRALLOC_FORMAT_INTERNAL_Y8_WRAP,
+ MALI_GRALLOC_FORMAT_INTERNAL_Y16_WRAP,
+
+ MALI_GRALLOC_FORMAT_INTERNAL_RANGE_LAST,
+} mali_gralloc_pixel_format;
+
+/* Format Modifier Bits Locations */
+#define MALI_GRALLOC_INTFMT_ME_EXTENSION_BIT_START 32
+#define MALI_GRALLOC_INTFMT_EXTENSION_BIT_START (MALI_GRALLOC_INTFMT_ME_EXTENSION_BIT_START + 16)
+
+/* Mutually Exclusive Modifier Bits */
+
+/* This format will use AFBC */
+#define MALI_GRALLOC_INTFMT_AFBC_BASIC (1ULL << (MALI_GRALLOC_INTFMT_ME_EXTENSION_BIT_START + 0))
+
+/* This format uses AFBC split block mode */
+#define MALI_GRALLOC_INTFMT_AFBC_SPLITBLK (1ULL << (MALI_GRALLOC_INTFMT_ME_EXTENSION_BIT_START + 1))
+
+#define MALI_GRALLOC_INTFMT_UNUSED (1ULL << (MALI_GRALLOC_INTFMT_ME_EXTENSION_BIT_START + 2))
+
+/* This format uses AFBC wide block mode */
+#define MALI_GRALLOC_INTFMT_AFBC_WIDEBLK (1ULL << (MALI_GRALLOC_INTFMT_ME_EXTENSION_BIT_START + 3))
+
+/* Regular Modifier Bits */
+#define MALI_GRALLOC_INTFMT_AFBC_TILED_HEADERS (1ULL << (MALI_GRALLOC_INTFMT_EXTENSION_BIT_START + 0))
+
+/* This mask should be used to check or clear support for AFBC for an internal format
+ * These bits are mutually exclusive so this mask should not be used to enable support
+ */
+#define MALI_GRALLOC_INTFMT_AFBCENABLE_MASK \
+ ((uint64_t)(MALI_GRALLOC_INTFMT_AFBC_BASIC | MALI_GRALLOC_INTFMT_AFBC_SPLITBLK | MALI_GRALLOC_INTFMT_AFBC_WIDEBLK))
+
+/* These are legacy Gralloc 0.3 support macros for passing private formats through the 0.3 alloc interface.
+ * It packs modifier bits together with base format into a 32 bit format identifier.
+ * Gralloc 1.0 interface should use private functions to set private buffer format in the buffer descriptor.
+ *
+ * Packing:
+ *
+ * Bits 15-0: mali_gralloc_pixel_format format
+ * Bits 23-16: mutually exclusive modifier bits
+ * Bits 31-24: regular modifier bits
+ */
+static inline int mali_gralloc_format_wrapper(int format, int modifiers)
+{
+ /* Internal formats that are identical to HAL formats
+ * have the same definition. This is convenient for
+ * client parsing code to not have to parse them separately.
+ *
+ * For 3 of the HAL YUV formats that have very large definitions
+ * this causes problems for packing in modifier bits.
+ * Because of this reason we redefine these three formats
+ * while packing/unpacking them.
+ */
+ if (format == MALI_GRALLOC_FORMAT_INTERNAL_YV12)
+ {
+ format = MALI_GRALLOC_FORMAT_INTERNAL_YV12_WRAP;
+ }
+ else if (format == MALI_GRALLOC_FORMAT_INTERNAL_Y8)
+ {
+ format = MALI_GRALLOC_FORMAT_INTERNAL_Y8_WRAP;
+ }
+ else if (format == MALI_GRALLOC_FORMAT_INTERNAL_Y16)
+ {
+ format = MALI_GRALLOC_FORMAT_INTERNAL_Y16_WRAP;
+ }
+
+ return (modifiers | format);
+}
+
+static inline uint64_t mali_gralloc_format_unwrap(int x)
+{
+ uint64_t internal_format = (uint64_t)(((((uint64_t)(x)) & 0xff000000) << 24) | // Regular modifier bits
+ ((((uint64_t)(x)) & 0x00ff0000) << 16) | // Mutually exclusive modifier bits
+ (((uint64_t)(x)) & 0x0000ffff)); // Private format
+
+ uint64_t base_format = internal_format & MALI_GRALLOC_INTFMT_FMT_MASK;
+ uint64_t modifiers = internal_format & MALI_GRALLOC_INTFMT_EXT_MASK;
+
+ if (base_format == MALI_GRALLOC_FORMAT_INTERNAL_YV12_WRAP)
+ {
+ base_format = MALI_GRALLOC_FORMAT_INTERNAL_YV12;
+ }
+ else if (base_format == MALI_GRALLOC_FORMAT_INTERNAL_Y8_WRAP)
+ {
+ base_format = MALI_GRALLOC_FORMAT_INTERNAL_Y8;
+ }
+ else if (base_format == MALI_GRALLOC_FORMAT_INTERNAL_Y16_WRAP)
+ {
+ base_format = MALI_GRALLOC_FORMAT_INTERNAL_Y16;
+ }
+
+ return (modifiers | base_format);
+}
+
+#define GRALLOC_PRIVATE_FORMAT_WRAPPER(x) (mali_gralloc_format_wrapper(x, 0))
+#define GRALLOC_PRIVATE_FORMAT_WRAPPER_AFBC(x) (mali_gralloc_format_wrapper(x, (MALI_GRALLOC_INTFMT_AFBC_BASIC >> 16)))
+#define GRALLOC_PRIVATE_FORMAT_WRAPPER_AFBC_SPLITBLK(x) \
+ (mali_gralloc_format_wrapper(x, (MALI_GRALLOC_INTFMT_AFBC_SPLITBLK >> 16)))
+#define GRALLOC_PRIVATE_FORMAT_WRAPPER_AFBC_WIDEBLK(x) \
+ (mali_gralloc_format_wrapper(x, (MALI_GRALLOC_INTFMT_AFBC_WIDEBLK >> 16)))
+#define GRALLOC_PRIVATE_FORMAT_WRAPPER_AFBC_TILED_HEADERS_BASIC(x) \
+ (mali_gralloc_format_wrapper(x, (MALI_GRALLOC_INTFMT_AFBC_TILED_HEADERS >> 24) | \
+ (MALI_GRALLOC_INTFMT_AFBC_BASIC >> 16)))
+#define GRALLOC_PRIVATE_FORMAT_WRAPPER_AFBC_TILED_HEADERS_WIDE(x) \
+ (mali_gralloc_format_wrapper(x, (MALI_GRALLOC_INTFMT_AFBC_TILED_HEADERS >> 24) | \
+ (MALI_GRALLOC_INTFMT_AFBC_WIDEBLK >> 16)))
+#define GRALLOC_PRIVATE_FORMAT_UNWRAP(x) mali_gralloc_format_unwrap(x)
+
+/* IP block capability masks */
+#define MALI_GRALLOC_FORMAT_CAPABILITY_OPTIONS_PRESENT ((uint64_t)(1 << 0))
+#define MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_BASIC ((uint64_t)(1 << 1))
+#define MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_SPLITBLK ((uint64_t)(1 << 2))
+#define MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_WIDEBLK ((uint64_t)(1 << 3))
+#define MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_WIDEBLK_YUV_DISABLE ((uint64_t)(1 << 4))
+#define MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_YUV_NOREAD ((uint64_t)(1 << 5))
+#define MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_YUV_NOWRITE ((uint64_t)(1 << 6))
+#define MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_TILED_HEADERS ((uint64_t)(1 << 7))
+
+#define MALI_GRALLOC_FORMAT_CAPABILITY_AFBCENABLE_MASK \
+ ((uint64_t)(MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_BASIC | MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_SPLITBLK | \
+ MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_WIDEBLK | MALI_GRALLOC_FORMAT_CAPABILITY_AFBC_TILED_HEADERS))
+
+struct mali_gralloc_format_caps
+{
+ uint64_t caps_mask;
+};
+typedef struct mali_gralloc_format_caps mali_gralloc_format_caps;
+
+#define MALI_GRALLOC_FORMATCAPS_SYM_NAME mali_gralloc_format_capabilities
+#define MALI_GRALLOC_FORMATCAPS_SYM_NAME_STR "mali_gralloc_format_capabilities"
+
+/* Producer and Consumer definitions */
+typedef enum
+{
+ MALI_GRALLOC_PRODUCER_VIDEO_DECODER,
+ MALI_GRALLOC_PRODUCER_GPU,
+ MALI_GRALLOC_PRODUCER_CAMERA,
+} mali_gralloc_producer_type;
+
+typedef enum
+{
+
+ /* For surface composition in SurfaceFlinger a producer
+ * will not know what consumer will process a buffer.
+ *
+ * MALI_GRALLOC_CONSUMER_GPU_OR_DISPLAY means the GPU
+ * MUST support the given format but it should be allocated
+ * with preference to the DPU.
+ */
+ MALI_GRALLOC_CONSUMER_GPU_OR_DISPLAY,
+ MALI_GRALLOC_CONSUMER_VIDEO_ENCODER,
+
+ /* This is used when no known "premium" dpu is configured.
+ * For example, HDLCD/CLCD would be such a dpu.
+ */
+ MALI_GRALLOC_CONSUMER_GPU_EXCL,
+} mali_gralloc_consumer_type;
+
+/* Internal prototypes */
+#if defined(GRALLOC_LIBRARY_BUILD)
+uint64_t mali_gralloc_select_format(uint64_t req_format, mali_gralloc_format_type type, uint64_t usage,
+ int buffer_size);
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void mali_gralloc_get_gpu_caps(struct mali_gralloc_format_caps *gpu_caps);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* MALI_GRALLOC_FORMATS_H_ */
diff --git a/gralloc/mali_gralloc_ion.cpp b/gralloc/mali_gralloc_ion.cpp
new file mode 100644
index 0000000..33a0cc7
--- /dev/null
+++ b/gralloc/mali_gralloc_ion.cpp
@@ -0,0 +1,770 @@
+/*
+ * Copyright (C) 2016-2017 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 <cstdlib>
+#include <string.h>
+#include <errno.h>
+#include <inttypes.h>
+#include <pthread.h>
+
+#include <log/log.h>
+#include <cutils/atomic.h>
+
+#include <ion/ion.h>
+#include <sys/ioctl.h>
+
+#include <hardware/hardware.h>
+
+#if GRALLOC_USE_GRALLOC1_API == 1
+#include <hardware/gralloc1.h>
+#else
+#include <hardware/gralloc.h>
+#endif
+
+#include "mali_gralloc_module.h"
+#include "mali_gralloc_private_interface_types.h"
+#include "mali_gralloc_buffer.h"
+#include "gralloc_helper.h"
+#include "framebuffer_device.h"
+#include "mali_gralloc_formats.h"
+#include "mali_gralloc_usages.h"
+#include "mali_gralloc_bufferdescriptor.h"
+#include "ion_4.12.h"
+
+
+
+#define ION_SYSTEM (char*)"ion_system_heap"
+#define ION_CMA (char*)"linux,cma"
+static bool gralloc_legacy_ion;
+static int system_heap_id;
+static int cma_heap_id;
+
+static void mali_gralloc_ion_free_internal(buffer_handle_t *pHandle, uint32_t num_hnds);
+
+static void init_afbc(uint8_t *buf, uint64_t internal_format, int w, int h)
+{
+ uint32_t n_headers = (w * h) / 256;
+ uint32_t body_offset = n_headers * 16;
+ uint32_t headers[][4] = {
+ { body_offset, 0x1, 0x10000, 0x0 }, /* Layouts 0, 3, 4 */
+ { (body_offset + (1 << 28)), 0x80200040, 0x1004000, 0x20080 } /* Layouts 1, 5 */
+ };
+ uint32_t i, layout;
+
+ /* For AFBC 1.2, header buffer can be initilized to 0 for Layouts 0, 3, 4 */
+ if (internal_format & MALI_GRALLOC_INTFMT_AFBC_TILED_HEADERS)
+ {
+ memset(headers[0], 0, sizeof(uint32_t) * 4);
+ }
+ /* map format if necessary (also removes internal extension bits) */
+ uint64_t base_format = internal_format & MALI_GRALLOC_INTFMT_FMT_MASK;
+
+ switch (base_format)
+ {
+ case MALI_GRALLOC_FORMAT_INTERNAL_RGBA_8888:
+ case MALI_GRALLOC_FORMAT_INTERNAL_RGBX_8888:
+ case MALI_GRALLOC_FORMAT_INTERNAL_RGB_888:
+ case MALI_GRALLOC_FORMAT_INTERNAL_RGB_565:
+ case MALI_GRALLOC_FORMAT_INTERNAL_BGRA_8888:
+ layout = 0;
+ break;
+
+ case MALI_GRALLOC_FORMAT_INTERNAL_YV12:
+ case MALI_GRALLOC_FORMAT_INTERNAL_NV12:
+ case MALI_GRALLOC_FORMAT_INTERNAL_NV21:
+ layout = 1;
+ break;
+
+ default:
+ layout = 0;
+ }
+
+ ALOGV("Writing AFBC header layout %d for format %" PRIu64, layout, base_format);
+
+ for (i = 0; i < n_headers; i++)
+ {
+ memcpy(buf, headers[layout], sizeof(headers[layout]));
+ buf += sizeof(headers[layout]);
+ }
+}
+
+
+
+static int find_heap_id(int ion_client, char *name)
+{
+ int i, ret, cnt, heap_id = -1;
+ struct ion_heap_data *data;
+
+ ret = ion_query_heap_cnt(ion_client, &cnt);
+
+ if (ret)
+ {
+ AERR("ion count query failed with %s", strerror(errno));
+ return -1;
+ }
+
+ data = (struct ion_heap_data *)malloc(cnt * sizeof(*data));
+ if (!data)
+ {
+ AERR("Error allocating data %s\n", strerror(errno));
+ return -1;
+ }
+
+ ret = ion_query_get_heaps(ion_client, cnt, data);
+ if (ret)
+ {
+ AERR("Error querying heaps from ion %s", strerror(errno));
+ }
+ else
+ {
+ for (i = 0; i < cnt; i++) {
+ if (strcmp(data[i].name, name) == 0) {
+ heap_id = data[i].heap_id;
+ break;
+ }
+ }
+
+ if (i == cnt)
+ {
+ AERR("No %s Heap Found amongst %d heaps\n", name, cnt);
+ heap_id = -1;
+ }
+ }
+
+ free(data);
+ return heap_id;
+}
+
+
+static int alloc_from_ion_heap(int ion_fd, size_t size, unsigned int heap_mask, unsigned int flags, int *min_pgsz)
+{
+ ion_user_handle_t ion_hnd = -1;
+ int shared_fd, ret;
+
+ if ((ion_fd < 0) || (size <= 0) || (heap_mask == 0) || (min_pgsz == NULL))
+ {
+ return -1;
+ }
+
+ /**
+ * step 1: ion_alloc new ion_hnd
+ * step 2: ion_share from ion_hnd and get shared_fd
+ * step 3: ion free the given ion_hnd
+ * step 4: when we need to free this ion buffer, just close the shared_fd,
+ * kernel will count the reference of file struct, so it's safe to
+ * be transfered between processes.
+ */
+ ret = ion_alloc(ion_fd, size, 0, heap_mask, flags, &ion_hnd);
+
+ if (ret < 0)
+ {
+#if defined(ION_HEAP_SECURE_MASK)
+
+ if (heap_mask == ION_HEAP_SECURE_MASK)
+ {
+ return -1;
+ }
+ else
+#endif
+ {
+ /* If everything else failed try system heap */
+ flags = 0; /* Fallback option flags are not longer valid */
+ heap_mask = ION_HEAP_SYSTEM_MASK;
+ ret = ion_alloc(ion_fd, size, 0, heap_mask, flags, &ion_hnd);
+ }
+ }
+
+ ret = ion_share(ion_fd, ion_hnd, &shared_fd);
+
+ if (ret != 0)
+ {
+ AERR("ion_share( %d ) failed", ion_fd);
+ shared_fd = -1;
+ }
+
+ ret = ion_free(ion_fd, ion_hnd);
+
+ if (0 != ret)
+ {
+ AERR("ion_free( %d ) failed", ion_fd);
+ close(shared_fd);
+ shared_fd = -1;
+ }
+
+ if (ret >= 0)
+ {
+ switch (heap_mask)
+ {
+ case ION_HEAP_SYSTEM_MASK:
+ *min_pgsz = SZ_4K;
+ break;
+
+ case ION_HEAP_SYSTEM_CONTIG_MASK:
+ case ION_HEAP_CARVEOUT_MASK:
+#ifdef ION_HEAP_TYPE_DMA_MASK
+ case ION_HEAP_TYPE_DMA_MASK:
+#endif
+ *min_pgsz = size;
+ break;
+#ifdef ION_HEAP_CHUNK_MASK
+
+ /* NOTE: if have this heap make sure your ION chunk size is 2M*/
+ case ION_HEAP_CHUNK_MASK:
+ *min_pgsz = SZ_2M;
+ break;
+#endif
+#ifdef ION_HEAP_COMPOUND_PAGE_MASK
+
+ case ION_HEAP_COMPOUND_PAGE_MASK:
+ *min_pgsz = SZ_2M;
+ break;
+#endif
+/* If have customized heap please set the suitable pg type according to
+ * the customized ION implementation
+ */
+#ifdef ION_HEAP_CUSTOM_MASK
+
+ case ION_HEAP_CUSTOM_MASK:
+ *min_pgsz = SZ_4K;
+ break;
+#endif
+
+ default:
+ *min_pgsz = SZ_4K;
+ break;
+ }
+ }
+
+ return shared_fd;
+}
+
+unsigned int pick_ion_heap(uint64_t usage)
+{
+ unsigned int heap_mask;
+
+ if (usage & GRALLOC_USAGE_PROTECTED)
+ {
+#if defined(ION_HEAP_SECURE_MASK)
+ heap_mask = ION_HEAP_SECURE_MASK;
+#else
+ AERR("Protected ION memory is not supported on this platform.");
+ return 0;
+#endif
+ }
+
+#if defined(ION_HEAP_TYPE_COMPOUND_PAGE_MASK) && GRALLOC_USE_ION_COMPOUND_PAGE_HEAP
+ else if (!(usage & GRALLOC_USAGE_HW_VIDEO_ENCODER) && (usage & (GRALLOC_USAGE_HW_FB | GRALLOC_USAGE_HW_COMPOSER)))
+ {
+ heap_mask = ION_HEAP_TYPE_COMPOUND_PAGE_MASK;
+ }
+
+#elif defined(ION_HEAP_TYPE_DMA_MASK) && GRALLOC_USE_ION_DMA_HEAP
+ else if (!(usage & GRALLOC_USAGE_HW_VIDEO_ENCODER) && (usage & (GRALLOC_USAGE_HW_FB)))
+ {
+ heap_mask = ION_HEAP_TYPE_DMA_MASK;
+ }
+
+#endif
+ else
+ {
+ heap_mask = ION_HEAP_SYSTEM_MASK;
+ }
+
+ return heap_mask;
+}
+
+void set_ion_flags(unsigned int heap_mask, uint64_t usage, unsigned int *priv_heap_flag, int *ion_flags)
+{
+#if !GRALLOC_USE_ION_DMA_HEAP
+ GRALLOC_UNUSED(heap_mask);
+#endif
+
+ if (priv_heap_flag)
+ {
+#if defined(ION_HEAP_TYPE_DMA_MASK) && GRALLOC_USE_ION_DMA_HEAP
+
+ if (heap_mask == ION_HEAP_TYPE_DMA_MASK)
+ {
+ *priv_heap_flag = private_handle_t::PRIV_FLAGS_USES_ION_DMA_HEAP;
+ }
+
+#endif
+ }
+
+ if (ion_flags)
+ {
+#if defined(ION_HEAP_TYPE_DMA_MASK) && GRALLOC_USE_ION_DMA_HEAP
+
+ if (heap_mask != ION_HEAP_TYPE_DMA_MASK)
+ {
+#endif
+
+ if ((usage & GRALLOC_USAGE_SW_READ_MASK) == GRALLOC_USAGE_SW_READ_OFTEN)
+ {
+ *ion_flags = ION_FLAG_CACHED | ION_FLAG_CACHED_NEEDS_SYNC;
+ }
+
+#if defined(ION_HEAP_TYPE_DMA_MASK) && GRALLOC_USE_ION_DMA_HEAP
+ }
+
+#endif
+ }
+}
+
+static bool check_buffers_sharable(const gralloc_buffer_descriptor_t *descriptors, uint32_t numDescriptors)
+{
+ unsigned int shared_backend_heap_mask = 0;
+ int shared_ion_flags = 0;
+ uint64_t usage;
+ uint32_t i;
+
+ if (numDescriptors <= 1)
+ {
+ return false;
+ }
+
+ for (i = 0; i < numDescriptors; i++)
+ {
+ unsigned int heap_mask;
+ int ion_flags;
+ buffer_descriptor_t *bufDescriptor = (buffer_descriptor_t *)descriptors[i];
+
+ usage = bufDescriptor->consumer_usage | bufDescriptor->producer_usage;
+ heap_mask = pick_ion_heap(usage);
+
+ if (0 == heap_mask)
+ {
+ return false;
+ }
+
+ set_ion_flags(heap_mask, usage, NULL, &ion_flags);
+
+ if (0 != shared_backend_heap_mask)
+ {
+ if (shared_backend_heap_mask != heap_mask || shared_ion_flags != ion_flags)
+ {
+ return false;
+ }
+ }
+ else
+ {
+ shared_backend_heap_mask = heap_mask;
+ shared_ion_flags = ion_flags;
+ }
+ }
+
+ return true;
+}
+
+static int get_max_buffer_descriptor_index(const gralloc_buffer_descriptor_t *descriptors, uint32_t numDescriptors)
+{
+ uint32_t i, max_buffer_index = 0;
+ size_t max_buffer_size = 0;
+
+ for (i = 0; i < numDescriptors; i++)
+ {
+ buffer_descriptor_t *bufDescriptor = (buffer_descriptor_t *)descriptors[i];
+
+ if (max_buffer_size < bufDescriptor->size)
+ {
+ max_buffer_index = i;
+ max_buffer_size = bufDescriptor->size;
+ }
+ }
+
+ return max_buffer_index;
+}
+
+int mali_gralloc_ion_allocate(mali_gralloc_module *m, const gralloc_buffer_descriptor_t *descriptors,
+ uint32_t numDescriptors, buffer_handle_t *pHandle, bool *shared_backend)
+{
+ static int support_protected = 1; /* initially, assume we support protected memory */
+ unsigned int heap_mask, priv_heap_flag = 0;
+ unsigned char *cpu_ptr = NULL;
+ uint64_t usage;
+ uint32_t i, max_buffer_index = 0;
+ int shared_fd, ret, ion_flags = 0;
+ int min_pgsz = 0;
+
+ if (m->ion_client < 0)
+ {
+ m->ion_client = ion_open();
+
+ if (m->ion_client < 0)
+ {
+ AERR("ion_open failed with %s", strerror(errno));
+ return -1;
+ }
+
+ gralloc_legacy_ion = ion_is_legacy(m->ion_client);
+ if (!gralloc_legacy_ion)
+ {
+ system_heap_id = find_heap_id(m->ion_client, ION_SYSTEM);
+ cma_heap_id = find_heap_id(m->ion_client, ION_CMA);
+ if (system_heap_id < 0)
+ {
+ ion_close(m->ion_client);
+ m->ion_client = -1;
+ AERR( "ion_open failed: no system heap found" );
+ return -1;
+ }
+ if (cma_heap_id < 0) {
+ AERR("No cma heap found, falling back to system");
+ cma_heap_id = system_heap_id;
+ }
+ }
+ }
+
+ *shared_backend = check_buffers_sharable(descriptors, numDescriptors);
+
+ if (*shared_backend)
+ {
+ buffer_descriptor_t *max_bufDescriptor;
+
+ max_buffer_index = get_max_buffer_descriptor_index(descriptors, numDescriptors);
+ max_bufDescriptor = (buffer_descriptor_t *)(descriptors[max_buffer_index]);
+ usage = max_bufDescriptor->consumer_usage | max_bufDescriptor->producer_usage;
+
+ heap_mask = pick_ion_heap(usage);
+
+ if (heap_mask == 0)
+ {
+ AERR("Failed to find an appropriate ion heap");
+ return -1;
+ }
+
+ set_ion_flags(heap_mask, usage, &priv_heap_flag, &ion_flags);
+ if (gralloc_legacy_ion)
+ {
+ shared_fd = alloc_from_ion_heap(m->ion_client, max_bufDescriptor->size, heap_mask, ion_flags, &min_pgsz);
+ }
+ else
+ {
+ int heap = 1 << system_heap_id;
+ if (heap_mask == ION_HEAP_TYPE_DMA_MASK)
+ heap = 1 << cma_heap_id;
+
+ ret = ion_alloc_fd(m->ion_client, max_bufDescriptor->size, 0, heap, 0, &(shared_fd));
+ if (ret != 0)
+ {
+ AERR("Failed to ion_alloc_fd from ion_client:%d", m->ion_client);
+ return -1;
+ }
+ min_pgsz = SZ_4K;
+ }
+
+ if (shared_fd < 0)
+ {
+ AERR("ion_alloc failed form client: ( %d )", m->ion_client);
+ return -1;
+ }
+
+ for (i = 0; i < numDescriptors; i++)
+ {
+ buffer_descriptor_t *bufDescriptor = (buffer_descriptor_t *)(descriptors[i]);
+ int tmp_fd;
+
+ if (i != max_buffer_index)
+ {
+ tmp_fd = dup(shared_fd);
+
+ if (tmp_fd < 0)
+ {
+ /* need to free already allocated memory. */
+ mali_gralloc_ion_free_internal(pHandle, numDescriptors);
+ return -1;
+ }
+ }
+ else
+ {
+ tmp_fd = shared_fd;
+ }
+
+ private_handle_t *hnd = new private_handle_t(
+ private_handle_t::PRIV_FLAGS_USES_ION | priv_heap_flag, bufDescriptor->size, min_pgsz,
+ bufDescriptor->consumer_usage, bufDescriptor->producer_usage, tmp_fd, bufDescriptor->hal_format,
+ bufDescriptor->internal_format, bufDescriptor->byte_stride, bufDescriptor->width, bufDescriptor->height,
+ bufDescriptor->pixel_stride, bufDescriptor->internalWidth, bufDescriptor->internalHeight,
+ max_bufDescriptor->size, bufDescriptor->layer_count);
+
+ if (NULL == hnd)
+ {
+ mali_gralloc_ion_free_internal(pHandle, numDescriptors);
+ return -1;
+ }
+
+ pHandle[i] = hnd;
+ }
+ }
+ else
+ {
+ for (i = 0; i < numDescriptors; i++)
+ {
+ buffer_descriptor_t *bufDescriptor = (buffer_descriptor_t *)(descriptors[i]);
+ usage = bufDescriptor->consumer_usage | bufDescriptor->producer_usage;
+
+ heap_mask = pick_ion_heap(usage);
+
+ if (heap_mask == 0)
+ {
+ AERR("Failed to find an appropriate ion heap");
+ mali_gralloc_ion_free_internal(pHandle, numDescriptors);
+ return -1;
+ }
+
+ set_ion_flags(heap_mask, usage, &priv_heap_flag, &ion_flags);
+ if (gralloc_legacy_ion)
+ {
+ shared_fd = alloc_from_ion_heap(m->ion_client, bufDescriptor->size, heap_mask, ion_flags, &min_pgsz);
+ }
+ else
+ {
+ int heap = 1 << system_heap_id;
+ if (heap_mask == ION_HEAP_TYPE_DMA_MASK)
+ heap = 1 << cma_heap_id;
+
+ ret = ion_alloc_fd(m->ion_client, bufDescriptor->size, 0, heap, 0, &(shared_fd));
+ if (ret != 0)
+ {
+ AERR("Failed to ion_alloc_fd from ion_client:%d", m->ion_client);
+ mali_gralloc_ion_free_internal(pHandle, numDescriptors);
+ return -1;
+ }
+ min_pgsz = SZ_4K;
+ }
+
+ if (shared_fd < 0)
+ {
+ AERR("ion_alloc failed from client ( %d )", m->ion_client);
+
+ /* need to free already allocated memory. not just this one */
+ mali_gralloc_ion_free_internal(pHandle, numDescriptors);
+
+ return -1;
+ }
+
+ private_handle_t *hnd = new private_handle_t(
+ private_handle_t::PRIV_FLAGS_USES_ION | priv_heap_flag, bufDescriptor->size, min_pgsz,
+ bufDescriptor->consumer_usage, bufDescriptor->producer_usage, shared_fd, bufDescriptor->hal_format,
+ bufDescriptor->internal_format, bufDescriptor->byte_stride, bufDescriptor->width, bufDescriptor->height,
+ bufDescriptor->pixel_stride, bufDescriptor->internalWidth, bufDescriptor->internalHeight,
+ bufDescriptor->size, bufDescriptor->layer_count);
+
+ if (NULL == hnd)
+ {
+ mali_gralloc_ion_free_internal(pHandle, numDescriptors);
+ return -1;
+ }
+
+ pHandle[i] = hnd;
+ }
+ }
+
+ for (i = 0; i < numDescriptors; i++)
+ {
+ buffer_descriptor_t *bufDescriptor = (buffer_descriptor_t *)(descriptors[i]);
+ private_handle_t *hnd = (private_handle_t *)(pHandle[i]);
+
+ usage = bufDescriptor->consumer_usage | bufDescriptor->producer_usage;
+ hnd->usage = usage;
+
+ if (!(usage & GRALLOC_USAGE_PROTECTED))
+ {
+ cpu_ptr =
+ (unsigned char *)mmap(NULL, bufDescriptor->size, PROT_READ | PROT_WRITE, MAP_SHARED, hnd->share_fd, 0);
+
+ if (MAP_FAILED == cpu_ptr)
+ {
+ AERR("mmap failed from client ( %d ), fd ( %d )", m->ion_client, hnd->share_fd);
+ mali_gralloc_ion_free_internal(pHandle, numDescriptors);
+ return -1;
+ }
+
+#if GRALLOC_INIT_AFBC == 1
+
+ if ((bufDescriptor->internal_format & MALI_GRALLOC_INTFMT_AFBCENABLE_MASK) && (!(*shared_backend)))
+ {
+ init_afbc(cpu_ptr, bufDescriptor->internal_format, bufDescriptor->width, bufDescriptor->height);
+ }
+
+#endif
+ hnd->base = cpu_ptr;
+ }
+ }
+
+ return 0;
+}
+
+void mali_gralloc_ion_free(private_handle_t const *hnd)
+{
+ if (hnd->flags & private_handle_t::PRIV_FLAGS_FRAMEBUFFER)
+ {
+ return;
+ }
+ else if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_ION)
+ {
+ /* Buffer might be unregistered already so we need to assure we have a valid handle*/
+ if (0 != hnd->base)
+ {
+ if (0 != munmap((void *)hnd->base, hnd->size))
+ {
+ AERR("Failed to munmap handle %p", hnd);
+ }
+ }
+
+ close(hnd->share_fd);
+ memset((void *)hnd, 0, sizeof(*hnd));
+ }
+}
+
+static void mali_gralloc_ion_free_internal(buffer_handle_t *pHandle, uint32_t num_hnds)
+{
+ uint32_t i = 0;
+
+ for (i = 0; i < num_hnds; i++)
+ {
+ if (NULL != pHandle[i])
+ {
+ mali_gralloc_ion_free((private_handle_t *)(pHandle[i]));
+ }
+ }
+
+ return;
+}
+
+void mali_gralloc_ion_sync(const mali_gralloc_module *m, private_handle_t *hnd)
+{
+ if (!gralloc_legacy_ion)
+ return;
+
+ if (m != NULL && hnd != NULL)
+ {
+ switch (hnd->flags & private_handle_t::PRIV_FLAGS_USES_ION)
+ {
+ case private_handle_t::PRIV_FLAGS_USES_ION:
+ if (!(hnd->flags & private_handle_t::PRIV_FLAGS_USES_ION_DMA_HEAP))
+ {
+ ion_sync_fd(m->ion_client, hnd->share_fd);
+ }
+
+ break;
+ }
+ }
+}
+
+int mali_gralloc_ion_map(private_handle_t *hnd)
+{
+ int retval = -EINVAL;
+
+ switch (hnd->flags & private_handle_t::PRIV_FLAGS_USES_ION)
+ {
+ case private_handle_t::PRIV_FLAGS_USES_ION:
+ unsigned char *mappedAddress;
+ size_t size = hnd->size;
+ hw_module_t *pmodule = NULL;
+ private_module_t *m = NULL;
+
+ if (hw_get_module(GRALLOC_HARDWARE_MODULE_ID, (const hw_module_t **)&pmodule) == 0)
+ {
+ m = reinterpret_cast<private_module_t *>(pmodule);
+ }
+ else
+ {
+ AERR("Could not get gralloc module for handle: %p", hnd);
+ retval = -errno;
+ break;
+ }
+
+ /* the test condition is set to m->ion_client <= 0 here, because:
+ * 1) module structure are initialized to 0 if no initial value is applied
+ * 2) a second user process should get a ion fd greater than 0.
+ */
+ if (m->ion_client <= 0)
+ {
+ /* a second user process must obtain a client handle first via ion_open before it can obtain the shared ion buffer*/
+ m->ion_client = ion_open();
+
+ if (m->ion_client < 0)
+ {
+ AERR("Could not open ion device for handle: %p", hnd);
+ retval = -errno;
+ break;
+ }
+ }
+
+ mappedAddress = (unsigned char *)mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, hnd->share_fd, 0);
+
+ if (MAP_FAILED == mappedAddress)
+ {
+ AERR("mmap( share_fd:%d ) failed with %s", hnd->share_fd, strerror(errno));
+ retval = -errno;
+ break;
+ }
+
+ hnd->base = (void *)(uintptr_t(mappedAddress) + hnd->offset);
+ retval = 0;
+ break;
+ }
+
+ return retval;
+}
+
+void mali_gralloc_ion_unmap(private_handle_t *hnd)
+{
+ switch (hnd->flags & private_handle_t::PRIV_FLAGS_USES_ION)
+ {
+ case private_handle_t::PRIV_FLAGS_USES_ION:
+ void *base = (void *)hnd->base;
+ size_t size = hnd->size;
+
+ if (munmap(base, size) < 0)
+ {
+ AERR("Could not munmap base:%p size:%zd '%s'", base, size, strerror(errno));
+ }
+
+ break;
+ }
+}
+
+int mali_gralloc_ion_device_close(struct hw_device_t *device)
+{
+#if GRALLOC_USE_GRALLOC1_API == 1
+ gralloc1_device_t *dev = reinterpret_cast<gralloc1_device_t *>(device);
+#else
+ alloc_device_t *dev = reinterpret_cast<alloc_device_t *>(device);
+#endif
+
+ if (dev)
+ {
+ private_module_t *m = reinterpret_cast<private_module_t *>(dev->common.module);
+
+ if (m->ion_client != -1)
+ {
+ if (0 != ion_close(m->ion_client))
+ {
+ AERR("Failed to close ion_client: %d err=%s", m->ion_client, strerror(errno));
+ }
+
+ m->ion_client = -1;
+ }
+
+ delete dev;
+ }
+
+ return 0;
+}
diff --git a/gralloc/mali_gralloc_ion.h b/gralloc/mali_gralloc_ion.h
new file mode 100644
index 0000000..015e8a3
--- /dev/null
+++ b/gralloc/mali_gralloc_ion.h
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2016 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 MALI_GRALLOC_ION_H_
+#define MALI_GRALLOC_ION_H_
+
+#include "mali_gralloc_module.h"
+#include "mali_gralloc_bufferdescriptor.h"
+
+int mali_gralloc_ion_allocate(mali_gralloc_module *m, const gralloc_buffer_descriptor_t *descriptors,
+ uint32_t numDescriptors, buffer_handle_t *pHandle, bool *alloc_from_backing_store);
+void mali_gralloc_ion_free(private_handle_t const *hnd);
+void mali_gralloc_ion_sync(const mali_gralloc_module *m, private_handle_t *hnd);
+int mali_gralloc_ion_map(private_handle_t *hnd);
+void mali_gralloc_ion_unmap(private_handle_t *hnd);
+int mali_gralloc_ion_device_close(struct hw_device_t *device);
+
+#endif /* MALI_GRALLOC_ION_H_ */
diff --git a/gralloc/mali_gralloc_module.cpp b/gralloc/mali_gralloc_module.cpp
new file mode 100644
index 0000000..3956351
--- /dev/null
+++ b/gralloc/mali_gralloc_module.cpp
@@ -0,0 +1,193 @@
+/*
+ * Copyright (C) 2016-2017 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 <errno.h>
+#include <pthread.h>
+#include <inttypes.h>
+
+#include <log/log.h>
+#include <cutils/atomic.h>
+#include <hardware/hardware.h>
+#include <hardware/fb.h>
+
+#if GRALLOC_USE_GRALLOC1_API == 1
+#include <hardware/gralloc1.h>
+#else
+#include <hardware/gralloc.h>
+#endif
+
+#include "mali_gralloc_module.h"
+#include "mali_gralloc_private_interface_types.h"
+#include "mali_gralloc_buffer.h"
+#include "gralloc_helper.h"
+#include "framebuffer_device.h"
+#include "gralloc_buffer_priv.h"
+#include "mali_gralloc_formats.h"
+#include "mali_gralloc_usages.h"
+#include "mali_gralloc_bufferaccess.h"
+#include "mali_gralloc_reference.h"
+
+#if GRALLOC_USE_GRALLOC1_API == 1
+#include "mali_gralloc_public_interface.h"
+#else
+#include "legacy/alloc_device.h"
+#endif
+
+static int mali_gralloc_module_device_open(const hw_module_t *module, const char *name, hw_device_t **device)
+{
+ int status = -EINVAL;
+
+#if GRALLOC_USE_GRALLOC1_API == 1
+
+ if (!strncmp(name, GRALLOC_HARDWARE_MODULE_ID, MALI_GRALLOC_HARDWARE_MAX_STR_LEN))
+ {
+ status = mali_gralloc_device_open(module, name, device);
+ }
+
+#else
+
+ if (!strncmp(name, GRALLOC_HARDWARE_GPU0, MALI_GRALLOC_HARDWARE_MAX_STR_LEN))
+ {
+ status = alloc_device_open(module, name, device);
+ }
+
+#endif
+ else if (!strncmp(name, GRALLOC_HARDWARE_FB0, MALI_GRALLOC_HARDWARE_MAX_STR_LEN))
+ {
+ status = framebuffer_device_open(module, name, device);
+ }
+
+ return status;
+}
+
+static int gralloc_register_buffer(gralloc_module_t const *module, buffer_handle_t handle)
+{
+ const mali_gralloc_module *m = reinterpret_cast<const mali_gralloc_module *>(module);
+
+ return mali_gralloc_reference_retain(m, handle);
+}
+
+static int gralloc_unregister_buffer(gralloc_module_t const *module, buffer_handle_t handle)
+{
+ const mali_gralloc_module *m = reinterpret_cast<const mali_gralloc_module *>(module);
+
+ return mali_gralloc_reference_release(m, handle, false);
+}
+
+static int gralloc_lock(gralloc_module_t const *module, buffer_handle_t handle, int usage, int l, int t, int w, int h,
+ void **vaddr)
+{
+ const mali_gralloc_module *m = reinterpret_cast<const mali_gralloc_module *>(module);
+
+ return mali_gralloc_lock(m, handle, usage, l, t, w, h, vaddr);
+}
+
+static int gralloc_lock_ycbcr(gralloc_module_t const *module, buffer_handle_t handle, int usage, int l, int t, int w,
+ int h, android_ycbcr *ycbcr)
+{
+ const mali_gralloc_module *m = reinterpret_cast<const mali_gralloc_module *>(module);
+
+ return mali_gralloc_lock_ycbcr(m, handle, usage, l, t, w, h, ycbcr);
+}
+
+static int gralloc_unlock(gralloc_module_t const *module, buffer_handle_t handle)
+{
+ const mali_gralloc_module *m = reinterpret_cast<const mali_gralloc_module *>(module);
+
+ return mali_gralloc_unlock(m, handle);
+}
+
+static int gralloc_lock_async(gralloc_module_t const *module, buffer_handle_t handle, int usage, int l, int t, int w,
+ int h, void **vaddr, int32_t fence_fd)
+{
+ const mali_gralloc_module *m = reinterpret_cast<const mali_gralloc_module *>(module);
+
+ return mali_gralloc_lock_async(m, handle, usage, l, t, w, h, vaddr, fence_fd);
+}
+
+static int gralloc_lock_ycbcr_async(gralloc_module_t const *module, buffer_handle_t handle, int usage, int l, int t,
+ int w, int h, android_ycbcr *ycbcr, int32_t fence_fd)
+{
+ const mali_gralloc_module *m = reinterpret_cast<const mali_gralloc_module *>(module);
+
+ return mali_gralloc_lock_ycbcr_async(m, handle, usage, l, t, w, h, ycbcr, fence_fd);
+}
+
+static int gralloc_unlock_async(gralloc_module_t const *module, buffer_handle_t handle, int32_t *fence_fd)
+{
+ const mali_gralloc_module *m = reinterpret_cast<const mali_gralloc_module *>(module);
+
+ return mali_gralloc_unlock_async(m, handle, fence_fd);
+}
+
+// There is one global instance of the module
+
+static struct hw_module_methods_t mali_gralloc_module_methods = { mali_gralloc_module_device_open };
+
+private_module_t::private_module_t()
+{
+#define INIT_ZERO(obj) (memset(&(obj), 0, sizeof((obj))))
+ base.common.tag = HARDWARE_MODULE_TAG;
+#if GRALLOC_USE_GRALLOC1_API == 1
+ base.common.version_major = GRALLOC_MODULE_API_VERSION_1_0;
+#else
+ base.common.version_major = GRALLOC_MODULE_API_VERSION_0_3;
+#endif
+ base.common.version_minor = 0;
+ base.common.id = GRALLOC_HARDWARE_MODULE_ID;
+ base.common.name = "Graphics Memory Allocator Module";
+ base.common.author = "ARM Ltd.";
+ base.common.methods = &mali_gralloc_module_methods;
+ base.common.dso = NULL;
+ INIT_ZERO(base.common.reserved);
+
+#if GRALLOC_USE_GRALLOC1_API == 0
+ base.registerBuffer = gralloc_register_buffer;
+ base.unregisterBuffer = gralloc_unregister_buffer;
+ base.lock = gralloc_lock;
+ base.lock_ycbcr = gralloc_lock_ycbcr;
+ base.unlock = gralloc_unlock;
+ base.lockAsync = gralloc_lock_async;
+ base.lockAsync_ycbcr = gralloc_lock_ycbcr_async;
+ base.unlockAsync = gralloc_unlock_async;
+ base.perform = NULL;
+ INIT_ZERO(base.reserved_proc);
+#endif
+
+ framebuffer = NULL;
+ flags = 0;
+ numBuffers = 0;
+ bufferMask = 0;
+ pthread_mutex_init(&(lock), NULL);
+ currentBuffer = NULL;
+ INIT_ZERO(info);
+ INIT_ZERO(finfo);
+ xdpi = 0.0f;
+ ydpi = 0.0f;
+ fps = 0.0f;
+ swapInterval = 1;
+ ion_client = -1;
+
+#undef INIT_ZERO
+};
+
+/*
+ * HAL_MODULE_INFO_SYM will be initialized using the default constructor
+ * implemented above
+ */
+struct private_module_t HAL_MODULE_INFO_SYM;
diff --git a/gralloc/mali_gralloc_module.h b/gralloc/mali_gralloc_module.h
new file mode 100644
index 0000000..53e08e5
--- /dev/null
+++ b/gralloc/mali_gralloc_module.h
@@ -0,0 +1,102 @@
+/*
+ * Copyright (C) 2016 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 MALI_GRALLOC_MODULE_H_
+#define MALI_GRALLOC_MODULE_H_
+
+#include <linux/fb.h>
+#include <pthread.h>
+
+typedef enum
+{
+ MALI_DPY_TYPE_UNKNOWN = 0,
+ MALI_DPY_TYPE_CLCD,
+ MALI_DPY_TYPE_HDLCD
+} mali_dpy_type;
+
+#if GRALLOC_USE_GRALLOC1_API == 1
+typedef struct
+{
+ struct hw_module_t common;
+} gralloc_module_t;
+
+/*
+ * Most gralloc code is fairly version agnostic, but certain
+ * places still use old usage defines. Make sure it works
+ * ok for usages that are backwards compatible.
+ */
+#define GRALLOC_USAGE_PRIVATE_0 GRALLOC1_CONSUMER_USAGE_PRIVATE_0
+#define GRALLOC_USAGE_PRIVATE_1 GRALLOC1_CONSUMER_USAGE_PRIVATE_1
+#define GRALLOC_USAGE_PRIVATE_2 GRALLOC1_CONSUMER_USAGE_PRIVATE_2
+#define GRALLOC_USAGE_PRIVATE_3 GRALLOC1_CONSUMER_USAGE_PRIVATE_3
+
+#define GRALLOC_USAGE_SW_WRITE_RARELY GRALLOC1_PRODUCER_USAGE_CPU_WRITE
+#define GRALLOC_USAGE_SW_WRITE_OFTEN GRALLOC1_PRODUCER_USAGE_CPU_WRITE_OFTEN
+#define GRALLOC_USAGE_SW_READ_RARELY GRALLOC1_CONSUMER_USAGE_CPU_READ
+#define GRALLOC_USAGE_SW_READ_OFTEN GRALLOC1_CONSUMER_USAGE_CPU_READ_OFTEN
+#define GRALLOC_USAGE_HW_FB GRALLOC1_CONSUMER_USAGE_CLIENT_TARGET
+#define GRALLOC_USAGE_HW_2D 0x00000400
+
+#define GRALLOC_USAGE_SW_WRITE_MASK 0x000000F0
+#define GRALLOC_USAGE_SW_READ_MASK 0x0000000F
+#define GRALLOC_USAGE_PROTECTED GRALLOC1_PRODUCER_USAGE_PROTECTED
+#define GRALLOC_USAGE_HW_RENDER GRALLOC1_PRODUCER_USAGE_GPU_RENDER_TARGET
+#define GRALLOC_USAGE_HW_CAMERA_MASK (GRALLOC1_CONSUMER_USAGE_CAMERA | GRALLOC1_PRODUCER_USAGE_CAMERA)
+#define GRALLOC_USAGE_HW_TEXTURE GRALLOC1_CONSUMER_USAGE_GPU_TEXTURE
+#define GRALLOC_USAGE_HW_VIDEO_ENCODER GRALLOC1_CONSUMER_USAGE_VIDEO_ENCODER
+#define GRALLOC_USAGE_HW_COMPOSER GRALLOC1_CONSUMER_USAGE_HWCOMPOSER
+#define GRALLOC_USAGE_EXTERNAL_DISP 0x00002000
+
+#endif
+
+struct private_module_t
+{
+ gralloc_module_t base;
+
+ struct private_handle_t *framebuffer;
+ uint32_t flags;
+ uint32_t numBuffers;
+ uint32_t bufferMask;
+ pthread_mutex_t lock;
+ buffer_handle_t currentBuffer;
+ int ion_client;
+ mali_dpy_type dpy_type;
+
+ struct fb_var_screeninfo info;
+ struct fb_fix_screeninfo finfo;
+ float xdpi;
+ float ydpi;
+ float fps;
+ int swapInterval;
+
+#ifdef __cplusplus
+ /* Never intended to be used from C code */
+ enum
+ {
+ // flag to indicate we'll post this buffer
+ PRIV_USAGE_LOCKED_FOR_POST = 0x80000000
+ };
+#endif
+
+#ifdef __cplusplus
+ /* default constructor */
+ private_module_t();
+#endif
+};
+typedef struct private_module_t mali_gralloc_module;
+
+#endif /* MALI_GRALLOC_MODULE_H_ */
diff --git a/gralloc/mali_gralloc_private_interface.cpp b/gralloc/mali_gralloc_private_interface.cpp
new file mode 100644
index 0000000..2f84e37
--- /dev/null
+++ b/gralloc/mali_gralloc_private_interface.cpp
@@ -0,0 +1,281 @@
+/*
+ * Copyright (C) 2017 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 <hardware/hardware.h>
+#include <hardware/gralloc1.h>
+
+#include "mali_gralloc_private_interface.h"
+#include "mali_gralloc_buffer.h"
+#include "gralloc_helper.h"
+#include "gralloc_buffer_priv.h"
+#include "mali_gralloc_bufferdescriptor.h"
+
+#define CHECK_FUNCTION(A, B, C) \
+ do \
+ { \
+ if (A == B) \
+ return (gralloc1_function_pointer_t)C; \
+ } while (0)
+
+static int32_t mali_gralloc_private_get_buff_int_fmt(gralloc1_device_t *device, buffer_handle_t handle,
+ uint64_t *internal_format)
+{
+ GRALLOC_UNUSED(device);
+
+ if (private_handle_t::validate(handle) < 0 || internal_format == NULL)
+ {
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+
+ const private_handle_t *hnd = static_cast<const private_handle_t *>(handle);
+ *internal_format = hnd->internal_format;
+
+ return GRALLOC1_ERROR_NONE;
+}
+
+static int32_t mali_gralloc_private_get_buff_fd(gralloc1_device_t *device, buffer_handle_t handle, int *fd)
+{
+ GRALLOC_UNUSED(device);
+
+ if (private_handle_t::validate(handle) < 0 || fd == NULL)
+ {
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+
+ const private_handle_t *hnd = static_cast<const private_handle_t *>(handle);
+ *fd = hnd->share_fd;
+
+ return GRALLOC1_ERROR_NONE;
+}
+
+static int32_t mali_gralloc_private_get_buff_int_dims(gralloc1_device_t *device, buffer_handle_t handle,
+ int *internalWidth, int *internalHeight)
+{
+ GRALLOC_UNUSED(device);
+
+ if (private_handle_t::validate(handle) < 0 || internalWidth == NULL || internalHeight == NULL)
+ {
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+
+ const private_handle_t *hnd = static_cast<const private_handle_t *>(handle);
+ *internalWidth = hnd->internalWidth;
+ *internalHeight = hnd->internalHeight;
+
+ return GRALLOC1_ERROR_NONE;
+}
+
+static int32_t mali_gralloc_private_get_buff_offset(gralloc1_device_t *device, buffer_handle_t handle, int64_t *offset)
+{
+ GRALLOC_UNUSED(device);
+
+ if (private_handle_t::validate(handle) < 0 || offset == NULL)
+ {
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+
+ const private_handle_t *hnd = static_cast<const private_handle_t *>(handle);
+ *offset = hnd->offset;
+
+ return GRALLOC1_ERROR_NONE;
+}
+
+static int32_t mali_gralloc_private_get_buff_bytestride(gralloc1_device_t *device, buffer_handle_t handle,
+ int *bytestride)
+{
+ GRALLOC_UNUSED(device);
+
+ if (private_handle_t::validate(handle) < 0 || bytestride == NULL)
+ {
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+
+ const private_handle_t *hnd = static_cast<const private_handle_t *>(handle);
+ *bytestride = hnd->byte_stride;
+
+ return GRALLOC1_ERROR_NONE;
+}
+
+static int32_t mali_gralloc_private_get_buff_yuvinfo(gralloc1_device_t *device, buffer_handle_t handle,
+ mali_gralloc_yuv_info *yuvinfo)
+{
+ GRALLOC_UNUSED(device);
+
+ if (private_handle_t::validate(handle) < 0 || yuvinfo == NULL)
+ {
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+
+ const private_handle_t *hnd = static_cast<const private_handle_t *>(handle);
+ *yuvinfo = hnd->yuv_info;
+
+ return GRALLOC1_ERROR_NONE;
+}
+
+static int32_t mali_gralloc_private_get_buff_size(gralloc1_device_t *device, buffer_handle_t handle, int *size)
+{
+ GRALLOC_UNUSED(device);
+
+ if (private_handle_t::validate(handle) < 0 || size == NULL)
+ {
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+
+ const private_handle_t *hnd = static_cast<const private_handle_t *>(handle);
+ *size = hnd->size;
+
+ return GRALLOC1_ERROR_NONE;
+}
+
+static int32_t mali_gralloc_private_get_buff_flags(gralloc1_device_t *device, buffer_handle_t handle, int *flags)
+{
+ GRALLOC_UNUSED(device);
+
+ if (private_handle_t::validate(handle) < 0 || flags == NULL)
+ {
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+
+ const private_handle_t *hnd = static_cast<const private_handle_t *>(handle);
+ *flags = hnd->flags;
+
+ return GRALLOC1_ERROR_NONE;
+}
+
+static int32_t mali_gralloc_private_get_buff_min_page_size(gralloc1_device_t *device, buffer_handle_t handle,
+ int *min_pgsz)
+{
+ GRALLOC_UNUSED(device);
+
+ if (private_handle_t::validate(handle) < 0 || min_pgsz == NULL)
+ {
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+
+ const private_handle_t *hnd = static_cast<const private_handle_t *>(handle);
+ *min_pgsz = hnd->min_pgsz;
+
+ return GRALLOC1_ERROR_NONE;
+}
+
+static int32_t mali_gralloc_private_get_attr_param(gralloc1_device_t *device, buffer_handle_t handle, buf_attr attr,
+ int32_t *val, int32_t last_call)
+{
+ GRALLOC_UNUSED(device);
+
+ if (private_handle_t::validate(handle) < 0 || val == NULL)
+ {
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+
+ const private_handle_t *const_hnd = static_cast<const private_handle_t *>(handle);
+ private_handle_t *hnd = const_cast<private_handle_t *>(const_hnd);
+
+ if (hnd->attr_base == MAP_FAILED)
+ {
+ if (gralloc_buffer_attr_map(hnd, 1) < 0)
+ {
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+ }
+
+ if (gralloc_buffer_attr_read(hnd, attr, val) < 0)
+ {
+ gralloc_buffer_attr_unmap(hnd);
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+
+ if (last_call)
+ {
+ gralloc_buffer_attr_unmap(hnd);
+ }
+
+ return GRALLOC1_ERROR_NONE;
+}
+
+static int32_t mali_gralloc_private_set_attr_param(gralloc1_device_t *device, buffer_handle_t handle, buf_attr attr,
+ int32_t *val, int32_t last_call)
+{
+ GRALLOC_UNUSED(device);
+
+ if (private_handle_t::validate(handle) < 0 || val == NULL)
+ {
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+
+ const private_handle_t *const_hnd = static_cast<const private_handle_t *>(handle);
+ private_handle_t *hnd = const_cast<private_handle_t *>(const_hnd);
+
+ if (hnd->attr_base == MAP_FAILED)
+ {
+ if (gralloc_buffer_attr_map(hnd, 1) < 0)
+ {
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+ }
+
+ if (gralloc_buffer_attr_write(hnd, attr, val) < 0)
+ {
+ gralloc_buffer_attr_unmap(hnd);
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+
+ if (last_call)
+ {
+ gralloc_buffer_attr_unmap(hnd);
+ }
+
+ return GRALLOC1_ERROR_NONE;
+}
+
+static int32_t mali_gralloc_private_set_priv_fmt(gralloc1_device_t *device, gralloc1_buffer_descriptor_t desc,
+ uint64_t internal_format)
+{
+ GRALLOC_UNUSED(device);
+
+ buffer_descriptor_t *priv_desc = reinterpret_cast<buffer_descriptor_t *>(desc);
+
+ if (priv_desc == NULL)
+ {
+ return GRALLOC1_ERROR_BAD_DESCRIPTOR;
+ }
+
+ priv_desc->hal_format = internal_format;
+ priv_desc->format_type = MALI_GRALLOC_FORMAT_TYPE_INTERNAL;
+
+ return GRALLOC1_ERROR_NONE;
+}
+
+gralloc1_function_pointer_t mali_gralloc_private_interface_getFunction(int32_t descriptor)
+{
+ CHECK_FUNCTION(descriptor, MALI_GRALLOC1_FUNCTION_GET_BUFF_INT_FMT, mali_gralloc_private_get_buff_int_fmt);
+ CHECK_FUNCTION(descriptor, MALI_GRALLOC1_FUNCTION_GET_BUFF_FD, mali_gralloc_private_get_buff_fd);
+ CHECK_FUNCTION(descriptor, MALI_GRALLOC1_FUNCTION_GET_BUFF_INTERNAL_DIMS, mali_gralloc_private_get_buff_int_dims);
+ CHECK_FUNCTION(descriptor, MALI_GRALLOC1_FUNCTION_GET_BUFF_OFFSET, mali_gralloc_private_get_buff_offset);
+ CHECK_FUNCTION(descriptor, MALI_GRALLOC1_FUNCTION_GET_BUFF_BYTESTRIDE, mali_gralloc_private_get_buff_bytestride);
+ CHECK_FUNCTION(descriptor, MALI_GRALLOC1_FUNCTION_GET_BUFF_YUVINFO, mali_gralloc_private_get_buff_yuvinfo);
+ CHECK_FUNCTION(descriptor, MALI_GRALLOC1_FUNCTION_GET_BUFF_SIZE, mali_gralloc_private_get_buff_size);
+ CHECK_FUNCTION(descriptor, MALI_GRALLOC1_FUNCTION_GET_BUFF_FLAGS, mali_gralloc_private_get_buff_flags);
+ CHECK_FUNCTION(descriptor, MALI_GRALLOC1_FUNCTION_GET_BUFF_MIN_PAGESIZE,
+ mali_gralloc_private_get_buff_min_page_size);
+ CHECK_FUNCTION(descriptor, MALI_GRALLOC1_FUNCTION_GET_ATTR_PARAM, mali_gralloc_private_get_attr_param);
+ CHECK_FUNCTION(descriptor, MALI_GRALLOC1_FUNCTION_SET_ATTR_PARAM, mali_gralloc_private_set_attr_param);
+ CHECK_FUNCTION(descriptor, MALI_GRALLOC1_FUNCTION_SET_PRIV_FMT, mali_gralloc_private_set_priv_fmt);
+
+ return NULL;
+}
diff --git a/gralloc/mali_gralloc_private_interface.h b/gralloc/mali_gralloc_private_interface.h
new file mode 100644
index 0000000..5f9428a
--- /dev/null
+++ b/gralloc/mali_gralloc_private_interface.h
@@ -0,0 +1,73 @@
+/*
+ * Copyright (C) 2017 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 MALI_GRALLOC_PRIVATE_INTERFACE_H_
+#define MALI_GRALLOC_PRIVATE_INTERFACE_H_
+
+#include "mali_gralloc_private_interface_types.h"
+
+typedef enum
+{
+
+ MALI_GRALLOC1_LAST_PUBLIC_FUNCTION = GRALLOC1_LAST_FUNCTION,
+
+ MALI_GRALLOC1_FUNCTION_GET_BUFF_INT_FMT = MALI_GRALLOC1_LAST_PUBLIC_FUNCTION + 100,
+ MALI_GRALLOC1_FUNCTION_GET_BUFF_FD,
+ MALI_GRALLOC1_FUNCTION_GET_BUFF_INTERNAL_DIMS,
+ MALI_GRALLOC1_FUNCTION_GET_BUFF_OFFSET,
+ MALI_GRALLOC1_FUNCTION_GET_BUFF_BYTESTRIDE,
+ MALI_GRALLOC1_FUNCTION_GET_BUFF_YUVINFO,
+ MALI_GRALLOC1_FUNCTION_GET_BUFF_SIZE,
+ MALI_GRALLOC1_FUNCTION_GET_BUFF_FLAGS,
+ MALI_GRALLOC1_FUNCTION_GET_BUFF_MIN_PAGESIZE,
+ MALI_GRALLOC1_FUNCTION_SET_PRIV_FMT,
+
+ /* API related to the shared attribute region */
+ MALI_GRALLOC1_FUNCTION_GET_ATTR_PARAM,
+ MALI_GRALLOC1_FUNCTION_SET_ATTR_PARAM,
+
+ MALI_GRALLOC1_LAST_PRIVATE_FUNCTION
+} mali_gralloc1_function_descriptor_t;
+
+typedef int32_t (*GRALLOC1_PFN_PRIVATE_GET_BUFF_INT_FMT)(gralloc1_device_t *device, buffer_handle_t handle,
+ uint64_t *internal_format);
+typedef int32_t (*GRALLOC1_PFN_PRIVATE_GET_BUFF_FD)(gralloc1_device_t *device, buffer_handle_t handle, int *fd);
+typedef int32_t (*GRALLOC1_PFN_PRIVATE_GET_BUFF_INTERNAL_DIMS)(gralloc1_device_t *device, buffer_handle_t handle,
+ int *internalWidth, int *internalHeight);
+typedef int32_t (*GRALLOC1_PFN_PRIVATE_GET_BUFF_OFFSET)(gralloc1_device_t *device, buffer_handle_t handle,
+ int64_t *offset);
+typedef int32_t (*GRALLOC1_PFN_PRIVATE_GET_BUFF_BYTESTRIDE)(gralloc1_device_t *device, buffer_handle_t handle,
+ int *bytestride);
+typedef int32_t (*GRALLOC1_PFN_PRIVATE_GET_BUFF_YUVINFO)(gralloc1_device_t *device, buffer_handle_t handle,
+ mali_gralloc_yuv_info *yuvinfo);
+typedef int32_t (*GRALLOC1_PFN_PRIVATE_GET_BUFF_SIZE)(gralloc1_device_t *device, buffer_handle_t handle, int *size);
+typedef int32_t (*GRALLOC1_PFN_PRIVATE_GET_BUFF_FLAGS)(gralloc1_device_t *device, buffer_handle_t handle, int *flags);
+typedef int32_t (*GRALLOC1_PFN_PRIVATE_GET_BUFF_MIN_PAGESIZE)(gralloc1_device_t *device, buffer_handle_t handle,
+ int *min_pgsz);
+typedef int32_t (*GRALLOC1_PFN_PRIVATE_GET_ATTR_PARAM)(gralloc1_device_t *device, buffer_handle_t handle, buf_attr attr,
+ int32_t *val, int32_t last_call);
+typedef int32_t (*GRALLOC1_PFN_PRIVATE_SET_ATTR_PARAM)(gralloc1_device_t *device, buffer_handle_t handle, buf_attr attr,
+ int32_t *val, int32_t last_call);
+typedef int32_t (*GRALLOC1_PFN_PRIVATE_SET_PRIV_FMT)(gralloc1_device_t *device, gralloc1_buffer_descriptor_t desc,
+ uint64_t internal_format);
+
+#if defined(GRALLOC_LIBRARY_BUILD)
+gralloc1_function_pointer_t mali_gralloc_private_interface_getFunction(int32_t descriptor);
+#endif
+
+#endif /* MALI_GRALLOC_PRIVATE_INTERFACE_H_ */
diff --git a/gralloc/mali_gralloc_private_interface_types.h b/gralloc/mali_gralloc_private_interface_types.h
new file mode 100644
index 0000000..47ac597
--- /dev/null
+++ b/gralloc/mali_gralloc_private_interface_types.h
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2017 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 MALI_GRALLOC_PRIVATE_INTERFACE_TYPES_H_
+#define MALI_GRALLOC_PRIVATE_INTERFACE_TYPES_H_
+
+enum
+{
+ /* CROP_RECT and YUV_TRANS are intended to be
+ * written by producers and read by consumers.
+ * A producer should write these parameters before
+ * it queues a buffer to the consumer.
+ */
+
+ /* CROP RECT, defined as an int array of top, left, height, width. Origin in top-left corner */
+ GRALLOC_ARM_BUFFER_ATTR_CROP_RECT = 1,
+
+ /* Set if the AFBC format used a YUV transform before compressing */
+ GRALLOC_ARM_BUFFER_ATTR_AFBC_YUV_TRANS = 2,
+
+ /* Set if the AFBC format uses sparse allocation */
+ GRALLOC_ARM_BUFFER_ATTR_AFBC_SPARSE_ALLOC = 3,
+ GRALLOC_ARM_BUFFER_ATTR_LAST
+};
+
+typedef uint32_t buf_attr;
+
+typedef enum
+{
+ MALI_YUV_NO_INFO,
+ MALI_YUV_BT601_NARROW,
+ MALI_YUV_BT601_WIDE,
+ MALI_YUV_BT709_NARROW,
+ MALI_YUV_BT709_WIDE
+} mali_gralloc_yuv_info;
+
+#endif /* MALI_GRALLOC_PRIVATE_INTERFACE_TYPES_H_ */
diff --git a/gralloc/mali_gralloc_public_interface.cpp b/gralloc/mali_gralloc_public_interface.cpp
new file mode 100644
index 0000000..40f2b1c
--- /dev/null
+++ b/gralloc/mali_gralloc_public_interface.cpp
@@ -0,0 +1,452 @@
+/*
+ * Copyright (C) 2016 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 <hardware/hardware.h>
+#include <hardware/gralloc1.h>
+
+#include "mali_gralloc_module.h"
+
+#include "mali_gralloc_private_interface.h"
+#include "mali_gralloc_buffer.h"
+#include "mali_gralloc_ion.h"
+#include "mali_gralloc_bufferdescriptor.h"
+#include "mali_gralloc_bufferallocation.h"
+#include "mali_gralloc_reference.h"
+#include "mali_gralloc_bufferaccess.h"
+#include "framebuffer_device.h"
+#include "gralloc_buffer_priv.h"
+#include "mali_gralloc_debug.h"
+
+typedef struct mali_gralloc_func
+{
+ gralloc1_function_descriptor_t desc;
+ gralloc1_function_pointer_t func;
+} mali_gralloc_func;
+
+static void mali_gralloc_dump(gralloc1_device_t *device, uint32_t *outSize, char *outBuffer)
+{
+ if (NULL == outSize)
+ {
+ ALOGE("Invalid pointer to outSize and return");
+ return;
+ }
+
+ mali_gralloc_dump_internal(outSize, outBuffer);
+ GRALLOC_UNUSED(device);
+}
+
+static int32_t mali_gralloc_create_descriptor(gralloc1_device_t *device, gralloc1_buffer_descriptor_t *outDescriptor)
+{
+ int ret = 0;
+ ret = mali_gralloc_create_descriptor_internal(outDescriptor);
+ GRALLOC_UNUSED(device);
+ return ret;
+}
+
+static int32_t mali_gralloc_destroy_descriptor(gralloc1_device_t *device, gralloc1_buffer_descriptor_t descriptor)
+{
+ int ret = 0;
+ ret = mali_gralloc_destroy_descriptor_internal(descriptor);
+ GRALLOC_UNUSED(device);
+ return ret;
+}
+
+static int32_t mali_gralloc_set_consumer_usage(gralloc1_device_t *device, gralloc1_buffer_descriptor_t descriptor,
+ /*uint64_t */ gralloc1_consumer_usage_t usage)
+{
+ int ret = 0;
+ ret = mali_gralloc_set_consumerusage_internal(descriptor, usage);
+ GRALLOC_UNUSED(device);
+ return ret;
+}
+
+static int32_t mali_gralloc_set_dimensions(gralloc1_device_t *device, gralloc1_buffer_descriptor_t descriptor,
+ uint32_t width, uint32_t height)
+{
+ int ret = 0;
+ ret = mali_gralloc_set_dimensions_internal(descriptor, width, height);
+ GRALLOC_UNUSED(device);
+ return ret;
+}
+
+static int32_t mali_gralloc_set_format(gralloc1_device_t *device, gralloc1_buffer_descriptor_t descriptor,
+ /*int32_t*/ android_pixel_format_t format)
+{
+ int ret = 0;
+ ret = mali_gralloc_set_format_internal(descriptor, format);
+ GRALLOC_UNUSED(device);
+ return ret;
+}
+
+static int32_t mali_gralloc_set_producer_usage(gralloc1_device_t *device, gralloc1_buffer_descriptor_t descriptor,
+ /*uint64_t */ gralloc1_producer_usage_t usage)
+{
+ int ret = 0;
+ ret = mali_gralloc_set_producerusage_internal(descriptor, usage);
+ GRALLOC_UNUSED(device);
+ return ret;
+}
+
+static int32_t mali_gralloc_get_backing_store(gralloc1_device_t *device, buffer_handle_t buffer,
+ gralloc1_backing_store_t *outStore)
+{
+ int ret = 0;
+ ret = mali_gralloc_get_backing_store_internal(buffer, outStore);
+ GRALLOC_UNUSED(device);
+ return ret;
+}
+
+static int32_t mali_gralloc_get_consumer_usage(gralloc1_device_t *device, buffer_handle_t buffer,
+ uint64_t * /*gralloc1_consumer_usage_t*/ outUsage)
+{
+ int ret = 0;
+ ret = mali_gralloc_get_consumer_usage_internal(buffer, outUsage);
+ GRALLOC_UNUSED(device);
+ return ret;
+}
+
+static int32_t mali_gralloc_get_dimensions(gralloc1_device_t *device, buffer_handle_t buffer, uint32_t *outWidth,
+ uint32_t *outHeight)
+{
+ int ret = 0;
+ ret = mali_gralloc_get_dimensions_internal(buffer, outWidth, outHeight);
+ GRALLOC_UNUSED(device);
+ return ret;
+}
+
+static int32_t mali_gralloc_get_format(gralloc1_device_t *device, buffer_handle_t buffer, int32_t *outFormat)
+{
+ int ret = 0;
+ ret = mali_gralloc_get_format_internal(buffer, outFormat);
+ GRALLOC_UNUSED(device);
+ return ret;
+}
+
+static int32_t mali_gralloc_get_producer_usage(gralloc1_device_t *device, buffer_handle_t buffer,
+ uint64_t * /*gralloc1_producer_usage_t*/ outUsage)
+{
+ int ret = 0;
+ ret = mali_gralloc_get_producer_usage_internal(buffer, outUsage);
+ GRALLOC_UNUSED(device);
+ return ret;
+}
+
+static int32_t mali_gralloc_get_stride(gralloc1_device_t *device, buffer_handle_t buffer, uint32_t *outStride)
+{
+ GRALLOC_UNUSED(device);
+
+ int stride;
+
+ if (mali_gralloc_query_getstride(buffer, &stride) < 0)
+ {
+ return GRALLOC1_ERROR_UNSUPPORTED;
+ }
+
+ *outStride = (uint32_t)stride;
+
+ return GRALLOC1_ERROR_NONE;
+}
+
+static int32_t mali_gralloc_allocate(gralloc1_device_t *device, uint32_t numDescriptors,
+ const gralloc1_buffer_descriptor_t *descriptors, buffer_handle_t *outBuffers)
+{
+ mali_gralloc_module *m;
+ m = reinterpret_cast<private_module_t *>(device->common.module);
+ buffer_descriptor_t *bufDescriptor = (buffer_descriptor_t *)(*descriptors);
+ uint64_t usage;
+ bool shared = false;
+
+ usage = bufDescriptor->producer_usage | bufDescriptor->consumer_usage;
+
+#if DISABLE_FRAMEBUFFER_HAL != 1
+
+ if (usage & GRALLOC_USAGE_HW_FB)
+ {
+ int byte_stride;
+ int pixel_stride;
+ int width, height;
+ uint64_t format;
+
+ format = bufDescriptor->hal_format;
+ width = bufDescriptor->width;
+ height = bufDescriptor->height;
+
+#if GRALLOC_FB_SWAP_RED_BLUE == 1
+#ifdef GRALLOC_16_BITS
+ format = HAL_PIXEL_FORMAT_RGB_565;
+#else
+ format = HAL_PIXEL_FORMAT_BGRA_8888;
+#endif
+#endif
+
+ if (fb_alloc_framebuffer(m, bufDescriptor->consumer_usage, bufDescriptor->producer_usage, outBuffers,
+ &pixel_stride, &byte_stride) < 0)
+ {
+ return GRALLOC1_ERROR_NO_RESOURCES;
+ }
+ else
+ {
+ private_handle_t *hnd = (private_handle_t *)*outBuffers;
+
+ /* Allocate a meta-data buffer for framebuffer too. fbhal
+ * ones wont need it but for hwc they will.
+ *
+ * Explicitly ignore allocation errors since it is not critical to have
+ */
+ (void)gralloc_buffer_attr_allocate(hnd);
+
+ hnd->req_format = format;
+ hnd->format = format;
+ hnd->yuv_info = MALI_YUV_BT601_NARROW;
+ hnd->internal_format = format;
+ hnd->byte_stride = byte_stride;
+ hnd->width = width;
+ hnd->height = height;
+ hnd->stride = pixel_stride;
+ hnd->internalWidth = width;
+ hnd->internalHeight = height;
+ }
+ }
+ else
+#endif
+ {
+ if (mali_gralloc_buffer_allocate(m, (gralloc_buffer_descriptor_t *)descriptors, numDescriptors, outBuffers,
+ &shared) < 0)
+ {
+ ALOGE("Failed to allocate buffer.");
+ return GRALLOC1_ERROR_NO_RESOURCES;
+ }
+
+ if (!shared && 1 != numDescriptors)
+ {
+ return GRALLOC1_ERROR_NOT_SHARED;
+ }
+ }
+
+ return GRALLOC1_ERROR_NONE;
+}
+
+static int32_t mali_gralloc_retain(gralloc1_device_t *device, buffer_handle_t buffer)
+{
+ mali_gralloc_module *m;
+ m = reinterpret_cast<private_module_t *>(device->common.module);
+
+ if (private_handle_t::validate(buffer) < 0)
+ {
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+
+ if (mali_gralloc_reference_retain(m, buffer) < 0)
+ {
+ return GRALLOC1_ERROR_NO_RESOURCES;
+ }
+
+ return GRALLOC1_ERROR_NONE;
+}
+
+static int32_t mali_gralloc_release(gralloc1_device_t *device, buffer_handle_t buffer)
+{
+ mali_gralloc_module *m;
+ m = reinterpret_cast<private_module_t *>(device->common.module);
+
+ if (mali_gralloc_reference_release(m, buffer, true) < 0)
+ {
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+
+ return GRALLOC1_ERROR_NONE;
+}
+
+static int32_t mali_gralloc1_get_num_flex_planes(gralloc1_device_t *device, buffer_handle_t buffer,
+ uint32_t *outNumPlanes)
+{
+ mali_gralloc_module *m;
+ m = reinterpret_cast<private_module_t *>(device->common.module);
+
+ if (private_handle_t::validate(buffer) < 0)
+ {
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+
+ if (mali_gralloc_get_num_flex_planes(m, buffer, outNumPlanes) < 0)
+ {
+ return GRALLOC1_ERROR_UNSUPPORTED;
+ }
+
+ return GRALLOC1_ERROR_NONE;
+}
+
+static int32_t mali_gralloc1_lock_async(gralloc1_device_t *device, buffer_handle_t buffer,
+ uint64_t /*gralloc1_producer_usage_t*/ producerUsage,
+ uint64_t /*gralloc1_consumer_usage_t*/ consumerUsage,
+ const gralloc1_rect_t *accessRegion, void **outData, int32_t acquireFence)
+{
+ mali_gralloc_module *m;
+ m = reinterpret_cast<private_module_t *>(device->common.module);
+
+ if (private_handle_t::validate(buffer) < 0)
+ {
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+
+ if (!((producerUsage | consumerUsage) & (GRALLOC_USAGE_SW_READ_MASK | GRALLOC_USAGE_SW_WRITE_MASK)))
+ {
+ return GRALLOC1_ERROR_BAD_VALUE;
+ }
+
+ if (mali_gralloc_lock_async(m, buffer, producerUsage | consumerUsage, accessRegion->left, accessRegion->top,
+ accessRegion->width, accessRegion->height, outData, acquireFence) < 0)
+ {
+ return GRALLOC1_ERROR_UNSUPPORTED;
+ }
+
+ return GRALLOC1_ERROR_NONE;
+}
+
+static int32_t mali_gralloc1_lock_flex_async(gralloc1_device_t *device, buffer_handle_t buffer,
+ uint64_t /*gralloc1_producer_usage_t*/ producerUsage,
+ uint64_t /*gralloc1_consumer_usage_t*/ consumerUsage,
+ const gralloc1_rect_t *accessRegion,
+ struct android_flex_layout *outFlexLayout, int32_t acquireFence)
+{
+ mali_gralloc_module *m;
+ m = reinterpret_cast<private_module_t *>(device->common.module);
+
+ if (private_handle_t::validate(buffer) < 0)
+ {
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+
+ if (!((producerUsage | consumerUsage) & (GRALLOC_USAGE_SW_READ_MASK | GRALLOC_USAGE_SW_WRITE_MASK)))
+ {
+ return GRALLOC1_ERROR_BAD_VALUE;
+ }
+
+ if (mali_gralloc_lock_flex_async(m, buffer, producerUsage | consumerUsage, accessRegion->left, accessRegion->top,
+ accessRegion->width, accessRegion->height, outFlexLayout, acquireFence) < 0)
+ {
+ return GRALLOC1_ERROR_UNSUPPORTED;
+ }
+
+ return GRALLOC1_ERROR_NONE;
+}
+
+static int32_t mali_gralloc1_unlock_async(gralloc1_device_t *device, buffer_handle_t buffer, int32_t *outReleaseFence)
+{
+ mali_gralloc_module *m;
+ m = reinterpret_cast<private_module_t *>(device->common.module);
+
+ if (private_handle_t::validate(buffer) < 0)
+ {
+ return GRALLOC1_ERROR_BAD_HANDLE;
+ }
+
+ mali_gralloc_unlock_async(m, buffer, outReleaseFence);
+ return GRALLOC1_ERROR_NONE;
+}
+
+static const mali_gralloc_func mali_gralloc_func_list[] = {
+ { GRALLOC1_FUNCTION_DUMP, (gralloc1_function_pointer_t)mali_gralloc_dump },
+ { GRALLOC1_FUNCTION_CREATE_DESCRIPTOR, (gralloc1_function_pointer_t)mali_gralloc_create_descriptor },
+ { GRALLOC1_FUNCTION_DESTROY_DESCRIPTOR, (gralloc1_function_pointer_t)mali_gralloc_destroy_descriptor },
+ { GRALLOC1_FUNCTION_SET_CONSUMER_USAGE, (gralloc1_function_pointer_t)mali_gralloc_set_consumer_usage },
+ { GRALLOC1_FUNCTION_SET_DIMENSIONS, (gralloc1_function_pointer_t)mali_gralloc_set_dimensions },
+ { GRALLOC1_FUNCTION_SET_FORMAT, (gralloc1_function_pointer_t)mali_gralloc_set_format },
+ { GRALLOC1_FUNCTION_SET_PRODUCER_USAGE, (gralloc1_function_pointer_t)mali_gralloc_set_producer_usage },
+ { GRALLOC1_FUNCTION_GET_BACKING_STORE, (gralloc1_function_pointer_t)mali_gralloc_get_backing_store },
+ { GRALLOC1_FUNCTION_GET_CONSUMER_USAGE, (gralloc1_function_pointer_t)mali_gralloc_get_consumer_usage },
+ { GRALLOC1_FUNCTION_GET_DIMENSIONS, (gralloc1_function_pointer_t)mali_gralloc_get_dimensions },
+ { GRALLOC1_FUNCTION_GET_FORMAT, (gralloc1_function_pointer_t)mali_gralloc_get_format },
+ { GRALLOC1_FUNCTION_GET_PRODUCER_USAGE, (gralloc1_function_pointer_t)mali_gralloc_get_producer_usage },
+ { GRALLOC1_FUNCTION_GET_STRIDE, (gralloc1_function_pointer_t)mali_gralloc_get_stride },
+ { GRALLOC1_FUNCTION_ALLOCATE, (gralloc1_function_pointer_t)mali_gralloc_allocate },
+ { GRALLOC1_FUNCTION_RETAIN, (gralloc1_function_pointer_t)mali_gralloc_retain },
+ { GRALLOC1_FUNCTION_RELEASE, (gralloc1_function_pointer_t)mali_gralloc_release },
+ { GRALLOC1_FUNCTION_GET_NUM_FLEX_PLANES, (gralloc1_function_pointer_t)mali_gralloc1_get_num_flex_planes },
+ { GRALLOC1_FUNCTION_LOCK, (gralloc1_function_pointer_t)mali_gralloc1_lock_async },
+ { GRALLOC1_FUNCTION_LOCK_FLEX, (gralloc1_function_pointer_t)mali_gralloc1_lock_flex_async },
+ { GRALLOC1_FUNCTION_UNLOCK, (gralloc1_function_pointer_t)mali_gralloc1_unlock_async },
+
+ /* GRALLOC1_FUNCTION_INVALID has to be the last descriptor on the list. */
+ { GRALLOC1_FUNCTION_INVALID, NULL }
+};
+
+static void mali_gralloc_getCapabilities(gralloc1_device_t *dev, uint32_t *outCount, int32_t *outCapabilities)
+{
+ GRALLOC_UNUSED(dev);
+ GRALLOC_UNUSED(outCapabilities);
+
+ if (outCount != NULL)
+ {
+ *outCount = 0;
+ }
+}
+
+static gralloc1_function_pointer_t mali_gralloc_getFunction(gralloc1_device_t *dev, int32_t descriptor)
+{
+ GRALLOC_UNUSED(dev);
+ gralloc1_function_pointer_t rval = NULL;
+ uint32_t pos = 0;
+
+ while (mali_gralloc_func_list[pos].desc != GRALLOC1_FUNCTION_INVALID)
+ {
+ if (mali_gralloc_func_list[pos].desc == descriptor)
+ {
+ rval = mali_gralloc_func_list[pos].func;
+ break;
+ }
+
+ pos++;
+ }
+
+ if (rval == NULL)
+ {
+ rval = mali_gralloc_private_interface_getFunction(descriptor);
+ }
+
+ return rval;
+}
+
+int mali_gralloc_device_open(hw_module_t const *module, const char *name, hw_device_t **device)
+{
+ gralloc1_device_t *dev;
+
+ GRALLOC_UNUSED(name);
+
+ dev = new gralloc1_device_t;
+
+ if (NULL == 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 = mali_gralloc_ion_device_close;
+
+ dev->getCapabilities = mali_gralloc_getCapabilities;
+ dev->getFunction = mali_gralloc_getFunction;
+
+ *device = &dev->common;
+
+ return 0;
+}
diff --git a/gralloc/mali_gralloc_public_interface.h b/gralloc/mali_gralloc_public_interface.h
new file mode 100644
index 0000000..b35d11c
--- /dev/null
+++ b/gralloc/mali_gralloc_public_interface.h
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2016 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 MALI_GRALLOC_PUBLIC_INTERFACE_H_
+#define MALI_GRALLOC_PUBLIC_INTERFACE_H_
+
+#include <hardware/hardware.h>
+
+int mali_gralloc_device_open(hw_module_t const *module, const char *name, hw_device_t **device);
+
+#endif /* MALI_GRALLOC_PUBLIC_INTERFACE_H_ */
diff --git a/gralloc/mali_gralloc_reference.cpp b/gralloc/mali_gralloc_reference.cpp
new file mode 100644
index 0000000..826a391
--- /dev/null
+++ b/gralloc/mali_gralloc_reference.cpp
@@ -0,0 +1,158 @@
+/*
+ * Copyright (C) 2016 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 <hardware/hardware.h>
+
+#if GRALLOC_USE_GRALLOC1_API == 1
+#include <hardware/gralloc1.h>
+#else
+#include <hardware/gralloc.h>
+#endif
+
+#include "mali_gralloc_module.h"
+#include "mali_gralloc_private_interface_types.h"
+#include "mali_gralloc_buffer.h"
+#include "mali_gralloc_ion.h"
+#include "gralloc_buffer_priv.h"
+#include "mali_gralloc_bufferallocation.h"
+#include "mali_gralloc_debug.h"
+
+static pthread_mutex_t s_map_lock = PTHREAD_MUTEX_INITIALIZER;
+
+int mali_gralloc_reference_retain(mali_gralloc_module const *module, buffer_handle_t handle)
+{
+ GRALLOC_UNUSED(module);
+
+ if (private_handle_t::validate(handle) < 0)
+ {
+ AERR("Registering/Retaining invalid buffer %p, returning error", handle);
+ return -EINVAL;
+ }
+
+ private_handle_t *hnd = (private_handle_t *)handle;
+ pthread_mutex_lock(&s_map_lock);
+
+ if (hnd->allocating_pid == getpid() || hnd->remote_pid == getpid())
+ {
+ hnd->ref_count++;
+ pthread_mutex_unlock(&s_map_lock);
+ return 0;
+ }
+ else
+ {
+ hnd->remote_pid = getpid();
+ hnd->ref_count = 1;
+ }
+
+ int retval = -EINVAL;
+
+ if (hnd->flags & private_handle_t::PRIV_FLAGS_FRAMEBUFFER)
+ {
+ retval = 0;
+ }
+ else if (hnd->flags & (private_handle_t::PRIV_FLAGS_USES_ION))
+ {
+ retval = mali_gralloc_ion_map(hnd);
+ }
+ else
+ {
+ AERR("unkown buffer flags not supported. flags = %d", hnd->flags);
+ }
+
+ pthread_mutex_unlock(&s_map_lock);
+ return retval;
+}
+
+int mali_gralloc_reference_release(mali_gralloc_module const *module, buffer_handle_t handle, bool canFree)
+{
+ GRALLOC_UNUSED(module);
+
+ if (private_handle_t::validate(handle) < 0)
+ {
+ AERR("unregistering/releasing invalid buffer %p, returning error", handle);
+ return -EINVAL;
+ }
+
+ private_handle_t *hnd = (private_handle_t *)handle;
+ pthread_mutex_lock(&s_map_lock);
+
+ if (hnd->ref_count == 0)
+ {
+ AERR("Buffer %p should have already been released", handle);
+ pthread_mutex_unlock(&s_map_lock);
+ return -EINVAL;
+ }
+
+ if (hnd->allocating_pid == getpid())
+ {
+ hnd->ref_count--;
+
+ if (hnd->ref_count == 0 && canFree)
+ {
+
+ if (hnd->flags & private_handle_t::PRIV_FLAGS_FRAMEBUFFER)
+ {
+ close(hnd->fd);
+ }
+ else
+ {
+ mali_gralloc_dump_buffer_erase(hnd);
+ }
+ mali_gralloc_buffer_free(handle);
+ delete handle;
+
+ }
+ }
+ else if (hnd->remote_pid == getpid()) // never unmap buffers that were not imported into this process
+ {
+ hnd->ref_count--;
+
+ if (hnd->ref_count == 0)
+ {
+
+ if (hnd->flags & (private_handle_t::PRIV_FLAGS_USES_ION))
+ {
+ mali_gralloc_ion_unmap(hnd);
+ }
+ else
+ {
+ AERR("Unregistering/Releasing unknown buffer is not supported. Flags = %d", hnd->flags);
+ }
+
+ /*
+ * Close shared attribute region file descriptor. It might seem strange to "free"
+ * this here since this can happen in a client process, but free here is nothing
+ * but unmapping and closing the duplicated file descriptor. The original ashmem
+ * fd instance is still open until alloc_device_free() is called. Even sharing
+ * of gralloc buffers within the same process should have fds dup:ed.
+ */
+ gralloc_buffer_attr_free(hnd);
+
+ hnd->base = 0;
+ hnd->writeOwner = 0;
+ }
+ }
+ else
+ {
+ AERR("Trying to unregister buffer %p from process %d that was not imported into current process: %d", hnd,
+ hnd->remote_pid, getpid());
+ }
+
+ pthread_mutex_unlock(&s_map_lock);
+ return 0;
+}
diff --git a/gralloc/mali_gralloc_reference.h b/gralloc/mali_gralloc_reference.h
new file mode 100644
index 0000000..5fa6809
--- /dev/null
+++ b/gralloc/mali_gralloc_reference.h
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2016 ARM Limited. All rights reserved.
+ *
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 MALI_GRALLOC_REFERENCE_H_
+#define MALI_GRALLOC_REFERENCE_H_
+
+#include "gralloc_priv.h"
+
+int mali_gralloc_reference_retain(mali_gralloc_module const *module, buffer_handle_t handle);
+int mali_gralloc_reference_release(mali_gralloc_module const *module, buffer_handle_t handle, bool canFree);
+
+#endif /* MALI_GRALLOC_REFERENCE_H_ */
diff --git a/gralloc/mali_gralloc_usages.h b/gralloc/mali_gralloc_usages.h
new file mode 100644
index 0000000..4f034eb
--- /dev/null
+++ b/gralloc/mali_gralloc_usages.h
@@ -0,0 +1,92 @@
+/*
+ * (C) COPYRIGHT 2017 ARM Limited. All rights reserved.
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * 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 MALI_GRALLOC_USAGES_H_
+#define MALI_GRALLOC_USAGES_H_
+
+/*
+ * Below usage types overlap, this is intentional.
+ * The reason is that for Gralloc 0.3 there are very
+ * few usage flags we have at our disposal.
+ *
+ * The overlapping is handled by processing the definitions
+ * in a specific order.
+ *
+ * MALI_GRALLOC_USAGE_PRIVATE_FORMAT and MALI_GRALLOC_USAGE_NO_AFBC
+ * don't overlap and are processed first.
+ *
+ * MALI_GRALLOC_USAGE_YUV_CONF are only for YUV formats and clients
+ * using MALI_GRALLOC_USAGE_NO_AFBC must never allocate YUV formats.
+ * The latter is strictly enforced and allocations will fail.
+ *
+ * MALI_GRALLOC_USAGE_AFBC_PADDING is only valid if MALI_GRALLOC_USAGE_NO_AFBC
+ * is not present.
+ */
+
+/*
+ * Gralloc private usage 0-3 are the same in 0.3 and 1.0.
+ * We defined based our usages based on what is available.
+ */
+#if defined(GRALLOC_MODULE_API_VERSION_1_0)
+typedef enum
+{
+ /* The client has specified a private format in the format parameter */
+ MALI_GRALLOC_USAGE_PRIVATE_FORMAT = (int)GRALLOC1_PRODUCER_USAGE_PRIVATE_3,
+
+ /* Buffer won't be allocated as AFBC */
+ MALI_GRALLOC_USAGE_NO_AFBC = (int)(GRALLOC1_PRODUCER_USAGE_PRIVATE_1 | GRALLOC1_PRODUCER_USAGE_PRIVATE_2),
+
+ /* Valid only for YUV allocations */
+ MALI_GRALLOC_USAGE_YUV_CONF_0 = 0,
+ MALI_GRALLOC_USAGE_YUV_CONF_1 = (int)GRALLOC1_PRODUCER_USAGE_PRIVATE_1,
+ MALI_GRALLOC_USAGE_YUV_CONF_2 = (int)GRALLOC1_PRODUCER_USAGE_PRIVATE_0,
+ MALI_GRALLOC_USAGE_YUV_CONF_3 = (int)(GRALLOC1_PRODUCER_USAGE_PRIVATE_0 | GRALLOC1_PRODUCER_USAGE_PRIVATE_1),
+ MALI_GRALLOC_USAGE_YUV_CONF_MASK = MALI_GRALLOC_USAGE_YUV_CONF_3,
+
+ /* A very specific alignment is requested on some buffers */
+ MALI_GRALLOC_USAGE_AFBC_PADDING = (int)GRALLOC1_PRODUCER_USAGE_PRIVATE_2,
+
+} mali_gralloc_usage_type;
+#elif defined(GRALLOC_MODULE_API_VERSION_0_3)
+typedef enum
+{
+ /* The client has specified a private format in the format parameter */
+ MALI_GRALLOC_USAGE_PRIVATE_FORMAT = (int)GRALLOC_USAGE_PRIVATE_3,
+
+ /* Buffer won't be allocated as AFBC */
+ MALI_GRALLOC_USAGE_NO_AFBC = (int)(GRALLOC_USAGE_PRIVATE_1 | GRALLOC_USAGE_PRIVATE_2),
+
+ /* Valid only for YUV allocations */
+ MALI_GRALLOC_USAGE_YUV_CONF_0 = 0,
+ MALI_GRALLOC_USAGE_YUV_CONF_1 = (int)GRALLOC_USAGE_PRIVATE_1,
+ MALI_GRALLOC_USAGE_YUV_CONF_2 = (int)GRALLOC_USAGE_PRIVATE_0,
+ MALI_GRALLOC_USAGE_YUV_CONF_3 = (int)(GRALLOC_USAGE_PRIVATE_0 | GRALLOC_USAGE_PRIVATE_1),
+ MALI_GRALLOC_USAGE_YUV_CONF_MASK = MALI_GRALLOC_USAGE_YUV_CONF_3,
+
+ /* A very specific alignment is requested on some buffers */
+ MALI_GRALLOC_USAGE_AFBC_PADDING = GRALLOC_USAGE_PRIVATE_2,
+
+} mali_gralloc_usage_type;
+#else
+#if defined(GRALLOC_LIBRARY_BUILD)
+#error "Please include mali_gralloc_module.h before including other gralloc headers when building gralloc itself"
+#else
+#error "Please include either gralloc.h or gralloc1.h header before including gralloc_priv.h"
+#endif
+#endif
+
+#endif /*MALI_GRALLOC_USAGES_H_*/