1 /* 2 * Copyright (c) 2015 - 2016, The Linux Foundation. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * * Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * * Redistributions in binary form must reproduce the above 10 * copyright notice, this list of conditions and the following 11 * disclaimer in the documentation and/or other materials provided 12 * with the distribution. 13 * * Neither the name of The Linux Foundation nor the names of its 14 * contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED 18 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS 21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 24 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 25 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 26 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 27 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30 #include <gralloc_priv.h> 31 #include <memalloc.h> 32 #include <gr.h> 33 #include <alloc_controller.h> 34 #include <utils/constants.h> 35 #include <utils/debug.h> 36 #include <core/buffer_allocator.h> 37 38 #include "hwc_debugger.h" 39 #include "hwc_buffer_allocator.h" 40 41 #define __CLASS__ "HWCBufferAllocator" 42 43 namespace sdm { 44 45 HWCBufferAllocator::HWCBufferAllocator() { 46 alloc_controller_ = gralloc::IAllocController::getInstance(); 47 } 48 49 DisplayError HWCBufferAllocator::AllocateBuffer(BufferInfo *buffer_info) { 50 gralloc::alloc_data data; 51 52 const BufferConfig &buffer_config = buffer_info->buffer_config; 53 AllocatedBufferInfo *alloc_buffer_info = &buffer_info->alloc_buffer_info; 54 MetaBufferInfo *meta_buffer_info = new MetaBufferInfo(); 55 56 if (!meta_buffer_info) { 57 return kErrorMemory; 58 } 59 60 int alloc_flags = INT(GRALLOC_USAGE_PRIVATE_IOMMU_HEAP); 61 int error = 0; 62 63 int width = INT(buffer_config.width); 64 int height = INT(buffer_config.height); 65 int format; 66 67 if (buffer_config.secure) { 68 alloc_flags = INT(GRALLOC_USAGE_PRIVATE_MM_HEAP); 69 alloc_flags |= INT(GRALLOC_USAGE_PROTECTED); 70 data.align = SECURE_ALIGN; 71 } else { 72 data.align = UINT32(getpagesize()); 73 } 74 75 if (buffer_config.cache == false) { 76 // Allocate uncached buffers 77 alloc_flags |= GRALLOC_USAGE_PRIVATE_UNCACHED; 78 } 79 80 error = SetBufferInfo(buffer_config.format, &format, &alloc_flags); 81 if (error != 0) { 82 delete meta_buffer_info; 83 return kErrorParameters; 84 } 85 86 int aligned_width = 0, aligned_height = 0; 87 uint32_t buffer_size = getBufferSizeAndDimensions(width, height, format, alloc_flags, 88 aligned_width, aligned_height); 89 90 buffer_size = ROUND_UP(buffer_size, data.align) * buffer_config.buffer_count; 91 92 data.base = 0; 93 data.fd = -1; 94 data.offset = 0; 95 data.size = buffer_size; 96 data.uncached = !buffer_config.cache; 97 98 error = alloc_controller_->allocate(data, alloc_flags); 99 if (error != 0) { 100 DLOGE("Error allocating memory size %d uncached %d", data.size, data.uncached); 101 delete meta_buffer_info; 102 return kErrorMemory; 103 } 104 105 alloc_buffer_info->fd = data.fd; 106 // TODO(user): define stride for all planes and fix stride in bytes 107 alloc_buffer_info->stride = UINT32(aligned_width); 108 alloc_buffer_info->aligned_width = UINT32(aligned_width); 109 alloc_buffer_info->aligned_height = UINT32(aligned_height); 110 alloc_buffer_info->size = buffer_size; 111 112 meta_buffer_info->base_addr = data.base; 113 meta_buffer_info->alloc_type = data.allocType; 114 115 buffer_info->private_data = meta_buffer_info; 116 117 return kErrorNone; 118 } 119 120 DisplayError HWCBufferAllocator::FreeBuffer(BufferInfo *buffer_info) { 121 int ret = 0; 122 123 AllocatedBufferInfo *alloc_buffer_info = &buffer_info->alloc_buffer_info; 124 125 // Deallocate the buffer, only if the buffer fd is valid. 126 if (alloc_buffer_info->fd > 0) { 127 MetaBufferInfo *meta_buffer_info = static_cast<MetaBufferInfo *> (buffer_info->private_data); 128 gralloc::IMemAlloc *memalloc = alloc_controller_->getAllocator(meta_buffer_info->alloc_type); 129 if (memalloc == NULL) { 130 DLOGE("Memalloc handle is NULL, alloc type %d", meta_buffer_info->alloc_type); 131 return kErrorResources; 132 } 133 134 ret = memalloc->free_buffer(meta_buffer_info->base_addr, alloc_buffer_info->size, 0, 135 alloc_buffer_info->fd); 136 if (ret != 0) { 137 DLOGE("Error freeing buffer base_addr %p size %d fd %d", meta_buffer_info->base_addr, 138 alloc_buffer_info->size, alloc_buffer_info->fd); 139 return kErrorMemory; 140 } 141 142 alloc_buffer_info->fd = -1; 143 alloc_buffer_info->stride = 0; 144 alloc_buffer_info->aligned_width = 0; 145 alloc_buffer_info->aligned_height = 0; 146 alloc_buffer_info->size = 0; 147 148 meta_buffer_info->base_addr = NULL; 149 meta_buffer_info->alloc_type = 0; 150 151 delete meta_buffer_info; 152 meta_buffer_info = NULL; 153 } 154 155 return kErrorNone; 156 } 157 158 uint32_t HWCBufferAllocator::GetBufferSize(BufferInfo *buffer_info) { 159 uint32_t align = UINT32(getpagesize()); 160 161 const BufferConfig &buffer_config = buffer_info->buffer_config; 162 163 int alloc_flags = INT(GRALLOC_USAGE_PRIVATE_IOMMU_HEAP); 164 165 int width = INT(buffer_config.width); 166 int height = INT(buffer_config.height); 167 int format; 168 169 if (buffer_config.secure) { 170 alloc_flags = INT(GRALLOC_USAGE_PRIVATE_MM_HEAP); 171 alloc_flags |= INT(GRALLOC_USAGE_PROTECTED); 172 align = SECURE_ALIGN; 173 } 174 175 if (buffer_config.cache == false) { 176 // Allocate uncached buffers 177 alloc_flags |= GRALLOC_USAGE_PRIVATE_UNCACHED; 178 } 179 180 if (SetBufferInfo(buffer_config.format, &format, &alloc_flags) < 0) { 181 return 0; 182 } 183 184 int aligned_width = 0; 185 int aligned_height = 0; 186 uint32_t buffer_size = getBufferSizeAndDimensions(width, height, format, alloc_flags, 187 aligned_width, aligned_height); 188 189 buffer_size = ROUND_UP(buffer_size, align) * buffer_config.buffer_count; 190 191 return buffer_size; 192 } 193 194 int HWCBufferAllocator::SetBufferInfo(LayerBufferFormat format, int *target, int *flags) { 195 switch (format) { 196 case kFormatRGBA8888: *target = HAL_PIXEL_FORMAT_RGBA_8888; break; 197 case kFormatRGBX8888: *target = HAL_PIXEL_FORMAT_RGBX_8888; break; 198 case kFormatRGB888: *target = HAL_PIXEL_FORMAT_RGB_888; break; 199 case kFormatRGB565: *target = HAL_PIXEL_FORMAT_RGB_565; break; 200 case kFormatBGR565: *target = HAL_PIXEL_FORMAT_BGR_565; break; 201 case kFormatBGRA8888: *target = HAL_PIXEL_FORMAT_BGRA_8888; break; 202 case kFormatYCrCb420PlanarStride16: *target = HAL_PIXEL_FORMAT_YV12; break; 203 case kFormatYCrCb420SemiPlanar: *target = HAL_PIXEL_FORMAT_YCrCb_420_SP; break; 204 case kFormatYCbCr420SemiPlanar: *target = HAL_PIXEL_FORMAT_YCbCr_420_SP; break; 205 case kFormatYCbCr422H2V1Packed: *target = HAL_PIXEL_FORMAT_YCbCr_422_I; break; 206 case kFormatYCbCr422H2V1SemiPlanar: *target = HAL_PIXEL_FORMAT_YCbCr_422_SP; break; 207 case kFormatYCbCr420SemiPlanarVenus: *target = HAL_PIXEL_FORMAT_YCbCr_420_SP_VENUS; break; 208 case kFormatYCrCb420SemiPlanarVenus: *target = HAL_PIXEL_FORMAT_YCrCb_420_SP_VENUS; break; 209 case kFormatYCbCr420SPVenusUbwc: *target = HAL_PIXEL_FORMAT_YCbCr_420_SP_VENUS_UBWC; break; 210 case kFormatRGBA5551: *target = HAL_PIXEL_FORMAT_RGBA_5551; break; 211 case kFormatRGBA4444: *target = HAL_PIXEL_FORMAT_RGBA_4444; break; 212 case kFormatRGBA1010102: *target = HAL_PIXEL_FORMAT_RGBA_1010102; break; 213 case kFormatARGB2101010: *target = HAL_PIXEL_FORMAT_ARGB_2101010; break; 214 case kFormatRGBX1010102: *target = HAL_PIXEL_FORMAT_RGBX_1010102; break; 215 case kFormatXRGB2101010: *target = HAL_PIXEL_FORMAT_XRGB_2101010; break; 216 case kFormatBGRA1010102: *target = HAL_PIXEL_FORMAT_BGRA_1010102; break; 217 case kFormatABGR2101010: *target = HAL_PIXEL_FORMAT_ABGR_2101010; break; 218 case kFormatBGRX1010102: *target = HAL_PIXEL_FORMAT_BGRX_1010102; break; 219 case kFormatXBGR2101010: *target = HAL_PIXEL_FORMAT_XBGR_2101010; break; 220 case kFormatYCbCr420P010: *target = HAL_PIXEL_FORMAT_YCbCr_420_P010; break; 221 case kFormatYCbCr420TP10Ubwc: *target = HAL_PIXEL_FORMAT_YCbCr_420_TP10_UBWC; break; 222 case kFormatRGBA8888Ubwc: 223 *target = HAL_PIXEL_FORMAT_RGBA_8888; 224 *flags |= GRALLOC_USAGE_PRIVATE_ALLOC_UBWC; 225 break; 226 case kFormatRGBX8888Ubwc: 227 *target = HAL_PIXEL_FORMAT_RGBX_8888; 228 *flags |= GRALLOC_USAGE_PRIVATE_ALLOC_UBWC; 229 break; 230 case kFormatBGR565Ubwc: 231 *target = HAL_PIXEL_FORMAT_BGR_565; 232 *flags |= GRALLOC_USAGE_PRIVATE_ALLOC_UBWC; 233 break; 234 case kFormatRGBA1010102Ubwc: 235 *target = HAL_PIXEL_FORMAT_RGBA_1010102; 236 *flags |= GRALLOC_USAGE_PRIVATE_ALLOC_UBWC; 237 break; 238 case kFormatRGBX1010102Ubwc: 239 *target = HAL_PIXEL_FORMAT_RGBX_1010102; 240 *flags |= GRALLOC_USAGE_PRIVATE_ALLOC_UBWC; 241 break; 242 default: 243 DLOGE("Unsupported format = 0x%x", format); 244 return -EINVAL; 245 } 246 247 return 0; 248 } 249 250 } // namespace sdm 251