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Diffstat (limited to 'bufferinfo/legacy/BufferInfoMaliMeson.cpp')
-rw-r--r-- | bufferinfo/legacy/BufferInfoMaliMeson.cpp | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/bufferinfo/legacy/BufferInfoMaliMeson.cpp b/bufferinfo/legacy/BufferInfoMaliMeson.cpp new file mode 100644 index 0000000..2f1ca21 --- /dev/null +++ b/bufferinfo/legacy/BufferInfoMaliMeson.cpp @@ -0,0 +1,96 @@ +/* + * Copyright (C) 2019 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. + */ + +#define LOG_TAG "hwc-bufferinfo-mali-meson" + +#include "BufferInfoMaliMeson.h" + +#include <log/log.h> +#include <xf86drm.h> +#include <xf86drmMode.h> + +#include <cinttypes> + +#include "gralloc_priv.h" + +namespace android { + +LEGACY_BUFFER_INFO_GETTER(BufferInfoMaliMeson); + +#if defined(MALI_GRALLOC_INTFMT_AFBC_BASIC) && \ + defined(AFBC_FORMAT_MOD_BLOCK_SIZE_16x16) +uint64_t BufferInfoMaliMeson::ConvertGrallocFormatToDrmModifiers( + uint64_t flags) { + uint64_t features = 0UL; + + if (flags & MALI_GRALLOC_INTFMT_AFBC_BASIC) { + if (flags & MALI_GRALLOC_INTFMT_AFBC_WIDEBLK) + features |= AFBC_FORMAT_MOD_BLOCK_SIZE_32x8; + else + features |= AFBC_FORMAT_MOD_BLOCK_SIZE_16x16; + } + + if (flags & MALI_GRALLOC_INTFMT_AFBC_SPLITBLK) + features |= (AFBC_FORMAT_MOD_SPLIT | AFBC_FORMAT_MOD_SPARSE); + + if (flags & MALI_GRALLOC_INTFMT_AFBC_TILED_HEADERS) + features |= AFBC_FORMAT_MOD_TILED; + + if (features) + return DRM_FORMAT_MOD_ARM_AFBC(features | AFBC_FORMAT_MOD_YTR); + + return 0; +} +#else +uint64_t BufferInfoMaliMeson::ConvertGrallocFormatToDrmModifiers( + uint64_t /* flags */) { + return 0; +} +#endif + +int BufferInfoMaliMeson::ConvertBoInfo(buffer_handle_t handle, + hwc_drm_bo_t *bo) { + private_handle_t const *hnd = reinterpret_cast<private_handle_t const *>( + handle); + if (!hnd) + return -EINVAL; + + if (!(hnd->usage & GRALLOC_USAGE_HW_FB)) + return -EINVAL; + + uint32_t fmt = ConvertHalFormatToDrm(hnd->req_format); + if (fmt == DRM_FORMAT_INVALID) + return -EINVAL; + + bo->modifiers[0] = BufferInfoMaliMeson::ConvertGrallocFormatToDrmModifiers( + hnd->internal_format); + + bo->width = hnd->width; + bo->height = hnd->height; + bo->hal_format = hnd->req_format; + bo->format = fmt; + bo->usage = hnd->usage; + bo->pixel_stride = hnd->stride; + bo->prime_fds[0] = hnd->share_fd; + bo->pitches[0] = hnd->byte_stride; + bo->offsets[0] = 0; + + bo->with_modifiers = true; + + return 0; +} + +} // namespace android |