diff options
Diffstat (limited to 'hwc2/hwc2_gralloc.cpp')
| -rw-r--r-- | hwc2/hwc2_gralloc.cpp | 51 |
1 files changed, 50 insertions, 1 deletions
diff --git a/hwc2/hwc2_gralloc.cpp b/hwc2/hwc2_gralloc.cpp index 0b82b45..db6220f 100644 --- a/hwc2/hwc2_gralloc.cpp +++ b/hwc2/hwc2_gralloc.cpp @@ -40,7 +40,11 @@ #define NVGR_GET_STRUCT_MEMBER(ptr, member_type, member_offset) \ (*((member_type *)((char *) ptr + member_offset))) -#define NVGR_SURFACE_OFFSET_LAYOUT 12 +#define NVGR_SURFACE_OFFSET_LAYOUT 12 +#define NVGR_SURFACE_OFFSET_PITCH 16 +#define NVGR_SURFACE_OFFSET_HMEM 20 +#define NVGR_SURFACE_OFFSET_OFFSET 24 +#define NVGR_SURFACE_OFFSET_BLOCK_HEIGHT_LOG2 32 hwc2_gralloc::hwc2_gralloc() { @@ -64,6 +68,15 @@ hwc2_gralloc::hwc2_gralloc() *(void **)(&nvgr_get_surfaces) = dlsym(nvgr, "nvgr_get_surfaces"); LOG_ALWAYS_FATAL_IF(!nvgr_get_surfaces, "failed to find nvgr_get_surfaces" " symbol"); + + *(void **)(&NvRmMemDmaBufFdFromHandle) = dlsym(nvgr, + "NvRmMemDmaBufFdFromHandle"); + LOG_ALWAYS_FATAL_IF(!NvRmMemDmaBufFdFromHandle, "failed to find" + " NvRmMemDmaBufFdFromHandle symbol"); + + *(void **)(&nvgr_decompress) = dlsym(nvgr, "nvgr_decompress"); + LOG_ALWAYS_FATAL_IF(!nvgr_decompress, "failed to find nvgr_decompress" + " symbol"); } hwc2_gralloc::~hwc2_gralloc() @@ -120,6 +133,12 @@ void hwc2_gralloc::get_surfaces(buffer_handle_t handle, nvgr_get_surfaces(handle, surf, surf_cnt); } +void hwc2_gralloc::get_dma_buf(const void *surf, uint32_t surf_idx, + int *out_fd) const +{ + NvRmMemDmaBufFdFromHandle(get_hmem(surf, surf_idx), out_fd); +} + int32_t hwc2_gralloc::get_layout(const void *surf, uint32_t surf_idx) const { uint32_t layout = NVGR_GET_STRUCT_MEMBER(NVGR_GET_SURFACE(surf, surf_idx), @@ -137,3 +156,33 @@ int32_t hwc2_gralloc::get_layout(const void *surf, uint32_t surf_idx) const return -1; } } + +uint32_t hwc2_gralloc::get_pitch(const void *surf, uint32_t surf_idx) const +{ + return NVGR_GET_STRUCT_MEMBER(NVGR_GET_SURFACE(surf, surf_idx), + uint32_t, NVGR_SURFACE_OFFSET_PITCH); +} + +uint32_t hwc2_gralloc::get_hmem(const void *surf, uint32_t surf_idx) const +{ + return NVGR_GET_STRUCT_MEMBER(NVGR_GET_SURFACE(surf, surf_idx), + uint32_t, NVGR_SURFACE_OFFSET_HMEM); +} + +uint32_t hwc2_gralloc::get_offset(const void *surf, uint32_t surf_idx) const +{ + return NVGR_GET_STRUCT_MEMBER(NVGR_GET_SURFACE(surf, surf_idx), + uint32_t, NVGR_SURFACE_OFFSET_OFFSET); +} + +uint32_t hwc2_gralloc::get_block_height_log2(const void *surf, uint32_t surf_idx) const +{ + return NVGR_GET_STRUCT_MEMBER(NVGR_GET_SURFACE(surf, surf_idx), + uint32_t, NVGR_SURFACE_OFFSET_BLOCK_HEIGHT_LOG2); +} + +uint32_t hwc2_gralloc::decompress(buffer_handle_t handle, int in_fence, + int *out_fence) const +{ + return nvgr_decompress(handle, in_fence, out_fence); +} |