1699 lines
53 KiB
C
1699 lines
53 KiB
C
/*
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* Mesa 3-D graphics library
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*
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* Copyright (C) 2010-2011 Chia-I Wu <olvaffe@gmail.com>
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* Copyright (C) 2010-2011 LunarG Inc.
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*
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* Based on platform_x11, which has
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*
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* Copyright © 2011 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#include <cutils/properties.h>
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#include <errno.h>
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#include <dirent.h>
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#include <dlfcn.h>
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#include <fcntl.h>
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#include <xf86drm.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include <sync/sync.h>
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#include <sys/types.h>
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#include <drm-uapi/drm_fourcc.h>
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#include "util/os_file.h"
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#include "loader.h"
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#include "egl_dri2.h"
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#ifdef HAVE_DRM_GRALLOC
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#include <gralloc_drm_handle.h>
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#include "gralloc_drm.h"
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#endif /* HAVE_DRM_GRALLOC */
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#define ALIGN(val, align) (((val) + (align) - 1) & ~((align) - 1))
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enum chroma_order {
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YCbCr,
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YCrCb,
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};
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struct droid_yuv_format {
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/* Lookup keys */
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int native; /* HAL_PIXEL_FORMAT_ */
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enum chroma_order chroma_order; /* chroma order is {Cb, Cr} or {Cr, Cb} */
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int chroma_step; /* Distance in bytes between subsequent chroma pixels. */
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/* Result */
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int fourcc; /* DRM_FORMAT_ */
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};
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/* The following table is used to look up a DRI image FourCC based
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* on native format and information contained in android_ycbcr struct. */
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static const struct droid_yuv_format droid_yuv_formats[] = {
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/* Native format, YCrCb, Chroma step, DRI image FourCC */
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{ HAL_PIXEL_FORMAT_YCbCr_420_888, YCbCr, 2, DRM_FORMAT_NV12 },
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{ HAL_PIXEL_FORMAT_YCbCr_420_888, YCbCr, 1, DRM_FORMAT_YUV420 },
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{ HAL_PIXEL_FORMAT_YCbCr_420_888, YCrCb, 1, DRM_FORMAT_YVU420 },
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{ HAL_PIXEL_FORMAT_YV12, YCrCb, 1, DRM_FORMAT_YVU420 },
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/* HACK: See droid_create_image_from_prime_fds() and
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* https://issuetracker.google.com/32077885. */
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{ HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED, YCbCr, 2, DRM_FORMAT_NV12 },
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{ HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED, YCbCr, 1, DRM_FORMAT_YUV420 },
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{ HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED, YCrCb, 1, DRM_FORMAT_YVU420 },
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{ HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED, YCrCb, 1, DRM_FORMAT_AYUV },
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{ HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED, YCrCb, 1, DRM_FORMAT_XYUV8888 },
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};
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static int
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get_fourcc_yuv(int native, enum chroma_order chroma_order, int chroma_step)
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{
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for (int i = 0; i < ARRAY_SIZE(droid_yuv_formats); ++i)
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if (droid_yuv_formats[i].native == native &&
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droid_yuv_formats[i].chroma_order == chroma_order &&
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droid_yuv_formats[i].chroma_step == chroma_step)
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return droid_yuv_formats[i].fourcc;
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return -1;
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}
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static bool
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is_yuv(int native)
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{
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for (int i = 0; i < ARRAY_SIZE(droid_yuv_formats); ++i)
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if (droid_yuv_formats[i].native == native)
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return true;
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return false;
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}
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static int
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get_format_bpp(int native)
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{
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int bpp;
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switch (native) {
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case HAL_PIXEL_FORMAT_RGBA_FP16:
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bpp = 8;
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break;
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case HAL_PIXEL_FORMAT_RGBA_8888:
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case HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED:
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/*
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* HACK: Hardcode this to RGBX_8888 as per cros_gralloc hack.
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* TODO: Remove this once https://issuetracker.google.com/32077885 is fixed.
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*/
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case HAL_PIXEL_FORMAT_RGBX_8888:
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case HAL_PIXEL_FORMAT_BGRA_8888:
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case HAL_PIXEL_FORMAT_RGBA_1010102:
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bpp = 4;
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break;
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case HAL_PIXEL_FORMAT_RGB_565:
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bpp = 2;
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break;
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default:
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bpp = 0;
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break;
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}
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return bpp;
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}
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/* createImageFromFds requires fourcc format */
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static int get_fourcc(int native)
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{
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switch (native) {
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case HAL_PIXEL_FORMAT_RGB_565: return DRM_FORMAT_RGB565;
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case HAL_PIXEL_FORMAT_BGRA_8888: return DRM_FORMAT_ARGB8888;
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case HAL_PIXEL_FORMAT_RGBA_8888: return DRM_FORMAT_ABGR8888;
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case HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED:
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/*
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* HACK: Hardcode this to RGBX_8888 as per cros_gralloc hack.
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* TODO: Remove this once https://issuetracker.google.com/32077885 is fixed.
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*/
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case HAL_PIXEL_FORMAT_RGBX_8888: return DRM_FORMAT_XBGR8888;
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case HAL_PIXEL_FORMAT_RGBA_FP16: return DRM_FORMAT_ABGR16161616F;
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case HAL_PIXEL_FORMAT_RGBA_1010102: return DRM_FORMAT_ABGR2101010;
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default:
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_eglLog(_EGL_WARNING, "unsupported native buffer format 0x%x", native);
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}
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return -1;
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}
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/* returns # of fds, and by reference the actual fds */
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static unsigned
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get_native_buffer_fds(struct ANativeWindowBuffer *buf, int fds[3])
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{
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native_handle_t *handle = (native_handle_t *)buf->handle;
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if (!handle)
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return 0;
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/*
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* Various gralloc implementations exist, but the dma-buf fd tends
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* to be first. Access it directly to avoid a dependency on specific
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* gralloc versions.
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*/
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for (int i = 0; i < handle->numFds; i++)
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fds[i] = handle->data[i];
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return handle->numFds;
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}
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#ifdef HAVE_DRM_GRALLOC
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static int
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get_native_buffer_name(struct ANativeWindowBuffer *buf)
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{
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return gralloc_drm_get_gem_handle(buf->handle);
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}
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#endif /* HAVE_DRM_GRALLOC */
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static __DRIimage *
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droid_create_image_from_prime_fds_yuv(_EGLDisplay *disp,
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struct ANativeWindowBuffer *buf,
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void *priv,
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int num_fds, int fds[3])
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{
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struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
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struct android_ycbcr ycbcr;
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int offsets[3];
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int pitches[3];
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enum chroma_order chroma_order;
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int fourcc;
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int ret;
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unsigned error;
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if (!dri2_dpy->gralloc->lock_ycbcr) {
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_eglLog(_EGL_WARNING, "Gralloc does not support lock_ycbcr");
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return NULL;
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}
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memset(&ycbcr, 0, sizeof(ycbcr));
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ret = dri2_dpy->gralloc->lock_ycbcr(dri2_dpy->gralloc, buf->handle,
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0, 0, 0, 0, 0, &ycbcr);
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if (ret) {
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/* HACK: See droid_create_image_from_prime_fds() and
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* https://issuetracker.google.com/32077885.*/
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if (buf->format == HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED)
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return NULL;
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_eglLog(_EGL_WARNING, "gralloc->lock_ycbcr failed: %d", ret);
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return NULL;
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}
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dri2_dpy->gralloc->unlock(dri2_dpy->gralloc, buf->handle);
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/* When lock_ycbcr's usage argument contains no SW_READ/WRITE flags
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* it will return the .y/.cb/.cr pointers based on a NULL pointer,
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* so they can be interpreted as offsets. */
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offsets[0] = (size_t)ycbcr.y;
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/* We assume here that all the planes are located in one DMA-buf. */
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if ((size_t)ycbcr.cr < (size_t)ycbcr.cb) {
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chroma_order = YCrCb;
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offsets[1] = (size_t)ycbcr.cr;
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offsets[2] = (size_t)ycbcr.cb;
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} else {
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chroma_order = YCbCr;
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offsets[1] = (size_t)ycbcr.cb;
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offsets[2] = (size_t)ycbcr.cr;
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}
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/* .ystride is the line length (in bytes) of the Y plane,
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* .cstride is the line length (in bytes) of any of the remaining
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* Cb/Cr/CbCr planes, assumed to be the same for Cb and Cr for fully
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* planar formats. */
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pitches[0] = ycbcr.ystride;
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pitches[1] = pitches[2] = ycbcr.cstride;
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/* .chroma_step is the byte distance between the same chroma channel
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* values of subsequent pixels, assumed to be the same for Cb and Cr. */
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fourcc = get_fourcc_yuv(buf->format, chroma_order, ycbcr.chroma_step);
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if (fourcc == -1) {
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_eglLog(_EGL_WARNING, "unsupported YUV format, native = %x, chroma_order = %s, chroma_step = %d",
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buf->format, chroma_order == YCbCr ? "YCbCr" : "YCrCb", ycbcr.chroma_step);
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return NULL;
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}
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/*
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* Since this is EGL_NATIVE_BUFFER_ANDROID don't assume that
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* the single-fd case cannot happen. So handle eithe single
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* fd or fd-per-plane case:
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*/
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if (num_fds == 1) {
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fds[2] = fds[1] = fds[0];
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} else {
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int expected_planes = (ycbcr.chroma_step == 2) ? 2 : 3;
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assert(num_fds == expected_planes);
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}
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return dri2_dpy->image->createImageFromDmaBufs(dri2_dpy->dri_screen,
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buf->width, buf->height, fourcc,
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fds, num_fds, pitches, offsets,
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EGL_ITU_REC601_EXT,
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EGL_YUV_NARROW_RANGE_EXT,
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EGL_YUV_CHROMA_SITING_0_EXT,
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EGL_YUV_CHROMA_SITING_0_EXT,
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&error,
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priv);
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}
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static __DRIimage *
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droid_create_image_from_prime_fds(_EGLDisplay *disp,
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struct ANativeWindowBuffer *buf,
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void *priv)
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{
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struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
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int pitches[4] = { 0 }, offsets[4] = { 0 };
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unsigned error;
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int num_fds;
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int fds[3];
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num_fds = get_native_buffer_fds(buf, fds);
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if (num_fds == 0)
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return NULL;
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if (is_yuv(buf->format)) {
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__DRIimage *image;
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image = droid_create_image_from_prime_fds_yuv(
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disp, buf, priv, num_fds, fds);
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/*
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* HACK: https://issuetracker.google.com/32077885
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* There is no API available to properly query the IMPLEMENTATION_DEFINED
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* format. As a workaround we rely here on gralloc allocating either
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* an arbitrary YCbCr 4:2:0 or RGBX_8888, with the latter being recognized
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* by lock_ycbcr failing.
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*/
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if (image || buf->format != HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED)
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return image;
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}
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/*
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* Non-YUV formats could *also* have multiple planes, such as ancillary
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* color compression state buffer, but the rest of the code isn't ready
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* yet to deal with modifiers:
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*/
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assert(num_fds == 1);
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const int fourcc = get_fourcc(buf->format);
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if (fourcc == -1) {
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_eglError(EGL_BAD_PARAMETER, "eglCreateEGLImageKHR");
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return NULL;
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}
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pitches[0] = buf->stride * get_format_bpp(buf->format);
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if (pitches[0] == 0) {
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_eglError(EGL_BAD_PARAMETER, "eglCreateEGLImageKHR");
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return NULL;
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}
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return dri2_dpy->image->createImageFromDmaBufs(dri2_dpy->dri_screen,
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buf->width, buf->height, fourcc,
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fds, num_fds, pitches, offsets,
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EGL_ITU_REC601_EXT,
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EGL_YUV_NARROW_RANGE_EXT,
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EGL_YUV_CHROMA_SITING_0_EXT,
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EGL_YUV_CHROMA_SITING_0_EXT,
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&error,
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priv);
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}
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/* More recent CrOS gralloc has a perform op that fills out the struct below
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* with canonical information about the buffer and its modifier, planes,
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* offsets and strides. If we have this, we can skip straight to
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* createImageFromDmaBufs2() and avoid all the guessing and recalculations.
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* This also gives us the modifier and plane offsets/strides for multiplanar
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* compressed buffers (eg Intel CCS buffers) in order to make that work in Android.
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*/
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static const char cros_gralloc_module_name[] = "CrOS Gralloc";
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#define CROS_GRALLOC_DRM_GET_BUFFER_INFO 4
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struct cros_gralloc0_buffer_info {
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uint32_t drm_fourcc;
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int num_fds;
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int fds[4];
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uint64_t modifier;
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int offset[4];
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int stride[4];
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};
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static __DRIimage *
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droid_create_image_from_cros_info(_EGLDisplay *disp,
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struct ANativeWindowBuffer *buf,
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void* priv)
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{
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struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
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struct cros_gralloc0_buffer_info info;
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unsigned error;
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if (strcmp(dri2_dpy->gralloc->common.name, cros_gralloc_module_name) == 0 &&
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dri2_dpy->gralloc->perform &&
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dri2_dpy->image->base.version >= 15 &&
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dri2_dpy->image->createImageFromDmaBufs2 != NULL &&
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dri2_dpy->gralloc->perform(dri2_dpy->gralloc,
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CROS_GRALLOC_DRM_GET_BUFFER_INFO,
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buf->handle, &info) == 0) {
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return dri2_dpy->image->createImageFromDmaBufs2(dri2_dpy->dri_screen,
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buf->width, buf->height,
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info.drm_fourcc, info.modifier,
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info.fds, info.num_fds,
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info.stride, info.offset,
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EGL_ITU_REC601_EXT,
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EGL_YUV_FULL_RANGE_EXT,
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EGL_YUV_CHROMA_SITING_0_EXT,
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EGL_YUV_CHROMA_SITING_0_EXT,
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&error,
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priv);
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}
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return NULL;
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}
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|
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static __DRIimage *
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droid_create_image_from_native_buffer(_EGLDisplay *disp,
|
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struct ANativeWindowBuffer *buf,
|
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void *priv)
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{
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__DRIimage *dri_image;
|
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dri_image = droid_create_image_from_cros_info(disp, buf, priv);
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if (dri_image)
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return dri_image;
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return droid_create_image_from_prime_fds(disp, buf, priv);
|
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}
|
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|
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static EGLBoolean
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droid_window_dequeue_buffer(struct dri2_egl_surface *dri2_surf)
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{
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int fence_fd;
|
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|
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if (dri2_surf->window->dequeueBuffer(dri2_surf->window, &dri2_surf->buffer,
|
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&fence_fd))
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return EGL_FALSE;
|
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|
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/* If access to the buffer is controlled by a sync fence, then block on the
|
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* fence.
|
|
*
|
|
* It may be more performant to postpone blocking until there is an
|
|
* immediate need to write to the buffer. But doing so would require adding
|
|
* hooks to the DRI2 loader.
|
|
*
|
|
* From the ANativeWindow::dequeueBuffer documentation:
|
|
*
|
|
* The libsync fence file descriptor returned in the int pointed to by
|
|
* the fenceFd argument will refer to the fence that must signal
|
|
* before the dequeued buffer may be written to. A value of -1
|
|
* indicates that the caller may access the buffer immediately without
|
|
* waiting on a fence. If a valid file descriptor is returned (i.e.
|
|
* any value except -1) then the caller is responsible for closing the
|
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* file descriptor.
|
|
*/
|
|
if (fence_fd >= 0) {
|
|
/* From the SYNC_IOC_WAIT documentation in <linux/sync.h>:
|
|
*
|
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* Waits indefinitely if timeout < 0.
|
|
*/
|
|
int timeout = -1;
|
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sync_wait(fence_fd, timeout);
|
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close(fence_fd);
|
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}
|
|
|
|
/* Record all the buffers created by ANativeWindow and update back buffer
|
|
* for updating buffer's age in swap_buffers.
|
|
*/
|
|
EGLBoolean updated = EGL_FALSE;
|
|
for (int i = 0; i < dri2_surf->color_buffers_count; i++) {
|
|
if (!dri2_surf->color_buffers[i].buffer) {
|
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dri2_surf->color_buffers[i].buffer = dri2_surf->buffer;
|
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}
|
|
if (dri2_surf->color_buffers[i].buffer == dri2_surf->buffer) {
|
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dri2_surf->back = &dri2_surf->color_buffers[i];
|
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updated = EGL_TRUE;
|
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break;
|
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}
|
|
}
|
|
|
|
if (!updated) {
|
|
/* In case of all the buffers were recreated by ANativeWindow, reset
|
|
* the color_buffers
|
|
*/
|
|
for (int i = 0; i < dri2_surf->color_buffers_count; i++) {
|
|
dri2_surf->color_buffers[i].buffer = NULL;
|
|
dri2_surf->color_buffers[i].age = 0;
|
|
}
|
|
dri2_surf->color_buffers[0].buffer = dri2_surf->buffer;
|
|
dri2_surf->back = &dri2_surf->color_buffers[0];
|
|
}
|
|
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
static EGLBoolean
|
|
droid_window_enqueue_buffer(_EGLDisplay *disp, struct dri2_egl_surface *dri2_surf)
|
|
{
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
|
|
/* To avoid blocking other EGL calls, release the display mutex before
|
|
* we enter droid_window_enqueue_buffer() and re-acquire the mutex upon
|
|
* return.
|
|
*/
|
|
mtx_unlock(&disp->Mutex);
|
|
|
|
/* Queue the buffer with stored out fence fd. The ANativeWindow or buffer
|
|
* consumer may choose to wait for the fence to signal before accessing
|
|
* it. If fence fd value is -1, buffer can be accessed by consumer
|
|
* immediately. Consumer or application shouldn't rely on timestamp
|
|
* associated with fence if the fence fd is -1.
|
|
*
|
|
* Ownership of fd is transferred to consumer after queueBuffer and the
|
|
* consumer is responsible for closing it. Caller must not use the fd
|
|
* after passing it to queueBuffer.
|
|
*/
|
|
int fence_fd = dri2_surf->out_fence_fd;
|
|
dri2_surf->out_fence_fd = -1;
|
|
dri2_surf->window->queueBuffer(dri2_surf->window, dri2_surf->buffer,
|
|
fence_fd);
|
|
|
|
dri2_surf->buffer = NULL;
|
|
dri2_surf->back = NULL;
|
|
|
|
mtx_lock(&disp->Mutex);
|
|
|
|
if (dri2_surf->dri_image_back) {
|
|
dri2_dpy->image->destroyImage(dri2_surf->dri_image_back);
|
|
dri2_surf->dri_image_back = NULL;
|
|
}
|
|
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
static void
|
|
droid_window_cancel_buffer(struct dri2_egl_surface *dri2_surf)
|
|
{
|
|
int ret;
|
|
int fence_fd = dri2_surf->out_fence_fd;
|
|
|
|
dri2_surf->out_fence_fd = -1;
|
|
ret = dri2_surf->window->cancelBuffer(dri2_surf->window,
|
|
dri2_surf->buffer, fence_fd);
|
|
dri2_surf->buffer = NULL;
|
|
if (ret < 0) {
|
|
_eglLog(_EGL_WARNING, "ANativeWindow::cancelBuffer failed");
|
|
dri2_surf->base.Lost = EGL_TRUE;
|
|
}
|
|
}
|
|
|
|
static bool
|
|
droid_set_shared_buffer_mode(_EGLDisplay *disp, _EGLSurface *surf, bool mode)
|
|
{
|
|
#if ANDROID_API_LEVEL >= 24
|
|
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
|
|
struct ANativeWindow *window = dri2_surf->window;
|
|
|
|
assert(surf->Type == EGL_WINDOW_BIT);
|
|
assert(_eglSurfaceHasMutableRenderBuffer(&dri2_surf->base));
|
|
|
|
_eglLog(_EGL_DEBUG, "%s: mode=%d", __func__, mode);
|
|
|
|
if (native_window_set_shared_buffer_mode(window, mode)) {
|
|
_eglLog(_EGL_WARNING, "failed native_window_set_shared_buffer_mode"
|
|
"(window=%p, mode=%d)", window, mode);
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
#else
|
|
_eglLog(_EGL_FATAL, "%s:%d: internal error: unreachable", __FILE__, __LINE__);
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
static _EGLSurface *
|
|
droid_create_surface(_EGLDisplay *disp, EGLint type, _EGLConfig *conf,
|
|
void *native_window, const EGLint *attrib_list)
|
|
{
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
struct dri2_egl_config *dri2_conf = dri2_egl_config(conf);
|
|
struct dri2_egl_surface *dri2_surf;
|
|
struct ANativeWindow *window = native_window;
|
|
const __DRIconfig *config;
|
|
|
|
dri2_surf = calloc(1, sizeof *dri2_surf);
|
|
if (!dri2_surf) {
|
|
_eglError(EGL_BAD_ALLOC, "droid_create_surface");
|
|
return NULL;
|
|
}
|
|
|
|
if (!dri2_init_surface(&dri2_surf->base, disp, type, conf, attrib_list,
|
|
true, native_window))
|
|
goto cleanup_surface;
|
|
|
|
if (type == EGL_WINDOW_BIT) {
|
|
int format;
|
|
int buffer_count;
|
|
int min_buffer_count, max_buffer_count;
|
|
|
|
/* Prefer triple buffering for performance reasons. */
|
|
const int preferred_buffer_count = 3;
|
|
|
|
if (window->common.magic != ANDROID_NATIVE_WINDOW_MAGIC) {
|
|
_eglError(EGL_BAD_NATIVE_WINDOW, "droid_create_surface");
|
|
goto cleanup_surface;
|
|
}
|
|
if (window->query(window, NATIVE_WINDOW_FORMAT, &format)) {
|
|
_eglError(EGL_BAD_NATIVE_WINDOW, "droid_create_surface");
|
|
goto cleanup_surface;
|
|
}
|
|
|
|
/* Query ANativeWindow for MIN_UNDEQUEUED_BUFFER, minimum amount
|
|
* of undequeued buffers.
|
|
*/
|
|
if (window->query(window, NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS,
|
|
&min_buffer_count)) {
|
|
_eglError(EGL_BAD_NATIVE_WINDOW, "droid_create_surface");
|
|
goto cleanup_surface;
|
|
}
|
|
|
|
/* Query for maximum buffer count, application can set this
|
|
* to limit the total amount of buffers.
|
|
*/
|
|
if (window->query(window, NATIVE_WINDOW_MAX_BUFFER_COUNT,
|
|
&max_buffer_count)) {
|
|
_eglError(EGL_BAD_NATIVE_WINDOW, "droid_create_surface");
|
|
goto cleanup_surface;
|
|
}
|
|
|
|
/* Clamp preferred between minimum (min undequeued + 1 dequeued)
|
|
* and maximum.
|
|
*/
|
|
buffer_count = CLAMP(preferred_buffer_count, min_buffer_count + 1,
|
|
max_buffer_count);
|
|
|
|
if (native_window_set_buffer_count(window, buffer_count)) {
|
|
_eglError(EGL_BAD_NATIVE_WINDOW, "droid_create_surface");
|
|
goto cleanup_surface;
|
|
}
|
|
dri2_surf->color_buffers = calloc(buffer_count,
|
|
sizeof(*dri2_surf->color_buffers));
|
|
if (!dri2_surf->color_buffers) {
|
|
_eglError(EGL_BAD_ALLOC, "droid_create_surface");
|
|
goto cleanup_surface;
|
|
}
|
|
dri2_surf->color_buffers_count = buffer_count;
|
|
|
|
if (format != dri2_conf->base.NativeVisualID) {
|
|
_eglLog(_EGL_WARNING, "Native format mismatch: 0x%x != 0x%x",
|
|
format, dri2_conf->base.NativeVisualID);
|
|
}
|
|
|
|
window->query(window, NATIVE_WINDOW_WIDTH, &dri2_surf->base.Width);
|
|
window->query(window, NATIVE_WINDOW_HEIGHT, &dri2_surf->base.Height);
|
|
|
|
uint32_t usage = strcmp(dri2_dpy->driver_name, "kms_swrast") == 0
|
|
? GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN
|
|
: GRALLOC_USAGE_HW_RENDER;
|
|
native_window_set_usage(window, usage);
|
|
}
|
|
|
|
config = dri2_get_dri_config(dri2_conf, type,
|
|
dri2_surf->base.GLColorspace);
|
|
if (!config) {
|
|
_eglError(EGL_BAD_MATCH, "Unsupported surfacetype/colorspace configuration");
|
|
goto cleanup_surface;
|
|
}
|
|
|
|
if (!dri2_create_drawable(dri2_dpy, config, dri2_surf, dri2_surf))
|
|
goto cleanup_surface;
|
|
|
|
if (window) {
|
|
window->common.incRef(&window->common);
|
|
dri2_surf->window = window;
|
|
}
|
|
|
|
return &dri2_surf->base;
|
|
|
|
cleanup_surface:
|
|
if (dri2_surf->color_buffers_count)
|
|
free(dri2_surf->color_buffers);
|
|
free(dri2_surf);
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static _EGLSurface *
|
|
droid_create_window_surface(_EGLDisplay *disp, _EGLConfig *conf,
|
|
void *native_window, const EGLint *attrib_list)
|
|
{
|
|
return droid_create_surface(disp, EGL_WINDOW_BIT, conf,
|
|
native_window, attrib_list);
|
|
}
|
|
|
|
static _EGLSurface *
|
|
droid_create_pbuffer_surface(_EGLDisplay *disp, _EGLConfig *conf,
|
|
const EGLint *attrib_list)
|
|
{
|
|
return droid_create_surface(disp, EGL_PBUFFER_BIT, conf,
|
|
NULL, attrib_list);
|
|
}
|
|
|
|
static EGLBoolean
|
|
droid_destroy_surface(_EGLDisplay *disp, _EGLSurface *surf)
|
|
{
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
|
|
|
|
dri2_egl_surface_free_local_buffers(dri2_surf);
|
|
|
|
if (dri2_surf->base.Type == EGL_WINDOW_BIT) {
|
|
if (dri2_surf->buffer)
|
|
droid_window_cancel_buffer(dri2_surf);
|
|
|
|
dri2_surf->window->common.decRef(&dri2_surf->window->common);
|
|
}
|
|
|
|
if (dri2_surf->dri_image_back) {
|
|
_eglLog(_EGL_DEBUG, "%s : %d : destroy dri_image_back", __func__, __LINE__);
|
|
dri2_dpy->image->destroyImage(dri2_surf->dri_image_back);
|
|
dri2_surf->dri_image_back = NULL;
|
|
}
|
|
|
|
if (dri2_surf->dri_image_front) {
|
|
_eglLog(_EGL_DEBUG, "%s : %d : destroy dri_image_front", __func__, __LINE__);
|
|
dri2_dpy->image->destroyImage(dri2_surf->dri_image_front);
|
|
dri2_surf->dri_image_front = NULL;
|
|
}
|
|
|
|
dri2_dpy->core->destroyDrawable(dri2_surf->dri_drawable);
|
|
|
|
dri2_fini_surface(surf);
|
|
free(dri2_surf->color_buffers);
|
|
free(dri2_surf);
|
|
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
static EGLBoolean
|
|
droid_swap_interval(_EGLDisplay *disp, _EGLSurface *surf, EGLint interval)
|
|
{
|
|
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
|
|
struct ANativeWindow *window = dri2_surf->window;
|
|
|
|
if (window->setSwapInterval(window, interval))
|
|
return EGL_FALSE;
|
|
|
|
surf->SwapInterval = interval;
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
static int
|
|
update_buffers(struct dri2_egl_surface *dri2_surf)
|
|
{
|
|
if (dri2_surf->base.Lost)
|
|
return -1;
|
|
|
|
if (dri2_surf->base.Type != EGL_WINDOW_BIT)
|
|
return 0;
|
|
|
|
/* try to dequeue the next back buffer */
|
|
if (!dri2_surf->buffer && !droid_window_dequeue_buffer(dri2_surf)) {
|
|
_eglLog(_EGL_WARNING, "Could not dequeue buffer from native window");
|
|
dri2_surf->base.Lost = EGL_TRUE;
|
|
return -1;
|
|
}
|
|
|
|
/* free outdated buffers and update the surface size */
|
|
if (dri2_surf->base.Width != dri2_surf->buffer->width ||
|
|
dri2_surf->base.Height != dri2_surf->buffer->height) {
|
|
dri2_egl_surface_free_local_buffers(dri2_surf);
|
|
dri2_surf->base.Width = dri2_surf->buffer->width;
|
|
dri2_surf->base.Height = dri2_surf->buffer->height;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
get_front_bo(struct dri2_egl_surface *dri2_surf, unsigned int format)
|
|
{
|
|
struct dri2_egl_display *dri2_dpy =
|
|
dri2_egl_display(dri2_surf->base.Resource.Display);
|
|
|
|
if (dri2_surf->dri_image_front)
|
|
return 0;
|
|
|
|
if (dri2_surf->base.Type == EGL_WINDOW_BIT) {
|
|
/* According current EGL spec, front buffer rendering
|
|
* for window surface is not supported now.
|
|
* and mesa doesn't have the implementation of this case.
|
|
* Add warning message, but not treat it as error.
|
|
*/
|
|
_eglLog(_EGL_DEBUG, "DRI driver requested unsupported front buffer for window surface");
|
|
} else if (dri2_surf->base.Type == EGL_PBUFFER_BIT) {
|
|
dri2_surf->dri_image_front =
|
|
dri2_dpy->image->createImage(dri2_dpy->dri_screen,
|
|
dri2_surf->base.Width,
|
|
dri2_surf->base.Height,
|
|
format,
|
|
0,
|
|
NULL);
|
|
if (!dri2_surf->dri_image_front) {
|
|
_eglLog(_EGL_WARNING, "dri2_image_front allocation failed");
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
get_back_bo(struct dri2_egl_surface *dri2_surf)
|
|
{
|
|
_EGLDisplay *disp = dri2_surf->base.Resource.Display;
|
|
|
|
if (dri2_surf->dri_image_back)
|
|
return 0;
|
|
|
|
if (dri2_surf->base.Type == EGL_WINDOW_BIT) {
|
|
if (!dri2_surf->buffer) {
|
|
_eglLog(_EGL_WARNING, "Could not get native buffer");
|
|
return -1;
|
|
}
|
|
|
|
dri2_surf->dri_image_back =
|
|
droid_create_image_from_native_buffer(disp, dri2_surf->buffer, NULL);
|
|
if (!dri2_surf->dri_image_back) {
|
|
_eglLog(_EGL_WARNING, "failed to create DRI image from FD");
|
|
return -1;
|
|
}
|
|
} else if (dri2_surf->base.Type == EGL_PBUFFER_BIT) {
|
|
/* The EGL 1.5 spec states that pbuffers are single-buffered. Specifically,
|
|
* the spec states that they have a back buffer but no front buffer, in
|
|
* contrast to pixmaps, which have a front buffer but no back buffer.
|
|
*
|
|
* Single-buffered surfaces with no front buffer confuse Mesa; so we deviate
|
|
* from the spec, following the precedent of Mesa's EGL X11 platform. The
|
|
* X11 platform correctly assigns pbuffers to single-buffered configs, but
|
|
* assigns the pbuffer a front buffer instead of a back buffer.
|
|
*
|
|
* Pbuffers in the X11 platform mostly work today, so let's just copy its
|
|
* behavior instead of trying to fix (and hence potentially breaking) the
|
|
* world.
|
|
*/
|
|
_eglLog(_EGL_DEBUG, "DRI driver requested unsupported back buffer for pbuffer surface");
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Some drivers will pass multiple bits in buffer_mask.
|
|
* For such case, will go through all the bits, and
|
|
* will not return error when unsupported buffer is requested, only
|
|
* return error when the allocation for supported buffer failed.
|
|
*/
|
|
static int
|
|
droid_image_get_buffers(__DRIdrawable *driDrawable,
|
|
unsigned int format,
|
|
uint32_t *stamp,
|
|
void *loaderPrivate,
|
|
uint32_t buffer_mask,
|
|
struct __DRIimageList *images)
|
|
{
|
|
struct dri2_egl_surface *dri2_surf = loaderPrivate;
|
|
|
|
images->image_mask = 0;
|
|
images->front = NULL;
|
|
images->back = NULL;
|
|
|
|
if (update_buffers(dri2_surf) < 0)
|
|
return 0;
|
|
|
|
if (_eglSurfaceInSharedBufferMode(&dri2_surf->base)) {
|
|
if (get_back_bo(dri2_surf) < 0)
|
|
return 0;
|
|
|
|
/* We have dri_image_back because this is a window surface and
|
|
* get_back_bo() succeeded.
|
|
*/
|
|
assert(dri2_surf->dri_image_back);
|
|
images->back = dri2_surf->dri_image_back;
|
|
images->image_mask |= __DRI_IMAGE_BUFFER_SHARED;
|
|
|
|
/* There exists no accompanying back nor front buffer. */
|
|
return 1;
|
|
}
|
|
|
|
if (buffer_mask & __DRI_IMAGE_BUFFER_FRONT) {
|
|
if (get_front_bo(dri2_surf, format) < 0)
|
|
return 0;
|
|
|
|
if (dri2_surf->dri_image_front) {
|
|
images->front = dri2_surf->dri_image_front;
|
|
images->image_mask |= __DRI_IMAGE_BUFFER_FRONT;
|
|
}
|
|
}
|
|
|
|
if (buffer_mask & __DRI_IMAGE_BUFFER_BACK) {
|
|
if (get_back_bo(dri2_surf) < 0)
|
|
return 0;
|
|
|
|
if (dri2_surf->dri_image_back) {
|
|
images->back = dri2_surf->dri_image_back;
|
|
images->image_mask |= __DRI_IMAGE_BUFFER_BACK;
|
|
}
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
static EGLint
|
|
droid_query_buffer_age(_EGLDisplay *disp, _EGLSurface *surface)
|
|
{
|
|
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surface);
|
|
|
|
if (update_buffers(dri2_surf) < 0) {
|
|
_eglError(EGL_BAD_ALLOC, "droid_query_buffer_age");
|
|
return -1;
|
|
}
|
|
|
|
return dri2_surf->back ? dri2_surf->back->age : 0;
|
|
}
|
|
|
|
static EGLBoolean
|
|
droid_swap_buffers(_EGLDisplay *disp, _EGLSurface *draw)
|
|
{
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(draw);
|
|
const bool has_mutable_rb = _eglSurfaceHasMutableRenderBuffer(draw);
|
|
|
|
/* From the EGL_KHR_mutable_render_buffer spec (v12):
|
|
*
|
|
* If surface is a single-buffered window, pixmap, or pbuffer surface
|
|
* for which there is no pending change to the EGL_RENDER_BUFFER
|
|
* attribute, eglSwapBuffers has no effect.
|
|
*/
|
|
if (has_mutable_rb &&
|
|
draw->RequestedRenderBuffer == EGL_SINGLE_BUFFER &&
|
|
draw->ActiveRenderBuffer == EGL_SINGLE_BUFFER) {
|
|
_eglLog(_EGL_DEBUG, "%s: remain in shared buffer mode", __func__);
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
for (int i = 0; i < dri2_surf->color_buffers_count; i++) {
|
|
if (dri2_surf->color_buffers[i].age > 0)
|
|
dri2_surf->color_buffers[i].age++;
|
|
}
|
|
|
|
/* "XXX: we don't use get_back_bo() since it causes regressions in
|
|
* several dEQP tests.
|
|
*/
|
|
if (dri2_surf->back)
|
|
dri2_surf->back->age = 1;
|
|
|
|
dri2_flush_drawable_for_swapbuffers(disp, draw);
|
|
|
|
/* dri2_surf->buffer can be null even when no error has occured. For
|
|
* example, if the user has called no GL rendering commands since the
|
|
* previous eglSwapBuffers, then the driver may have not triggered
|
|
* a callback to ANativeWindow::dequeueBuffer, in which case
|
|
* dri2_surf->buffer remains null.
|
|
*/
|
|
if (dri2_surf->buffer)
|
|
droid_window_enqueue_buffer(disp, dri2_surf);
|
|
|
|
dri2_dpy->flush->invalidate(dri2_surf->dri_drawable);
|
|
|
|
/* Update the shared buffer mode */
|
|
if (has_mutable_rb &&
|
|
draw->ActiveRenderBuffer != draw->RequestedRenderBuffer) {
|
|
bool mode = (draw->RequestedRenderBuffer == EGL_SINGLE_BUFFER);
|
|
_eglLog(_EGL_DEBUG, "%s: change to shared buffer mode %d",
|
|
__func__, mode);
|
|
|
|
if (!droid_set_shared_buffer_mode(disp, draw, mode))
|
|
return EGL_FALSE;
|
|
draw->ActiveRenderBuffer = draw->RequestedRenderBuffer;
|
|
}
|
|
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
#ifdef HAVE_DRM_GRALLOC
|
|
static int get_format(int format)
|
|
{
|
|
switch (format) {
|
|
case HAL_PIXEL_FORMAT_BGRA_8888: return __DRI_IMAGE_FORMAT_ARGB8888;
|
|
case HAL_PIXEL_FORMAT_RGB_565: return __DRI_IMAGE_FORMAT_RGB565;
|
|
case HAL_PIXEL_FORMAT_RGBA_8888: return __DRI_IMAGE_FORMAT_ABGR8888;
|
|
case HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED:
|
|
/*
|
|
* HACK: Hardcode this to RGBX_8888 as per cros_gralloc hack.
|
|
* TODO: Revert this once https://issuetracker.google.com/32077885 is fixed.
|
|
*/
|
|
case HAL_PIXEL_FORMAT_RGBX_8888: return __DRI_IMAGE_FORMAT_XBGR8888;
|
|
case HAL_PIXEL_FORMAT_RGBA_FP16: return __DRI_IMAGE_FORMAT_ABGR16161616F;
|
|
case HAL_PIXEL_FORMAT_RGBA_1010102: return __DRI_IMAGE_FORMAT_ABGR2101010;
|
|
default:
|
|
_eglLog(_EGL_WARNING, "unsupported native buffer format 0x%x", format);
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
static __DRIimage *
|
|
droid_create_image_from_name(_EGLDisplay *disp,
|
|
struct ANativeWindowBuffer *buf,
|
|
void *priv)
|
|
{
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
int name;
|
|
int format;
|
|
|
|
name = get_native_buffer_name(buf);
|
|
if (!name) {
|
|
_eglError(EGL_BAD_PARAMETER, "eglCreateEGLImageKHR");
|
|
return NULL;
|
|
}
|
|
|
|
format = get_format(buf->format);
|
|
if (format == -1)
|
|
return NULL;
|
|
|
|
return
|
|
dri2_dpy->image->createImageFromName(dri2_dpy->dri_screen,
|
|
buf->width,
|
|
buf->height,
|
|
format,
|
|
name,
|
|
buf->stride,
|
|
priv);
|
|
}
|
|
#endif /* HAVE_DRM_GRALLOC */
|
|
|
|
static EGLBoolean
|
|
droid_query_surface(_EGLDisplay *disp, _EGLSurface *surf,
|
|
EGLint attribute, EGLint *value)
|
|
{
|
|
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
|
|
switch (attribute) {
|
|
case EGL_WIDTH:
|
|
if (dri2_surf->base.Type == EGL_WINDOW_BIT && dri2_surf->window) {
|
|
dri2_surf->window->query(dri2_surf->window,
|
|
NATIVE_WINDOW_DEFAULT_WIDTH, value);
|
|
return EGL_TRUE;
|
|
}
|
|
break;
|
|
case EGL_HEIGHT:
|
|
if (dri2_surf->base.Type == EGL_WINDOW_BIT && dri2_surf->window) {
|
|
dri2_surf->window->query(dri2_surf->window,
|
|
NATIVE_WINDOW_DEFAULT_HEIGHT, value);
|
|
return EGL_TRUE;
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
return _eglQuerySurface(disp, surf, attribute, value);
|
|
}
|
|
|
|
static _EGLImage *
|
|
dri2_create_image_android_native_buffer(_EGLDisplay *disp,
|
|
_EGLContext *ctx,
|
|
struct ANativeWindowBuffer *buf)
|
|
{
|
|
if (ctx != NULL) {
|
|
/* From the EGL_ANDROID_image_native_buffer spec:
|
|
*
|
|
* * If <target> is EGL_NATIVE_BUFFER_ANDROID and <ctx> is not
|
|
* EGL_NO_CONTEXT, the error EGL_BAD_CONTEXT is generated.
|
|
*/
|
|
_eglError(EGL_BAD_CONTEXT, "eglCreateEGLImageKHR: for "
|
|
"EGL_NATIVE_BUFFER_ANDROID, the context must be "
|
|
"EGL_NO_CONTEXT");
|
|
return NULL;
|
|
}
|
|
|
|
if (!buf || buf->common.magic != ANDROID_NATIVE_BUFFER_MAGIC ||
|
|
buf->common.version != sizeof(*buf)) {
|
|
_eglError(EGL_BAD_PARAMETER, "eglCreateEGLImageKHR");
|
|
return NULL;
|
|
}
|
|
|
|
__DRIimage *dri_image =
|
|
droid_create_image_from_native_buffer(disp, buf, buf);
|
|
|
|
#ifdef HAVE_DRM_GRALLOC
|
|
if (dri_image == NULL)
|
|
dri_image = droid_create_image_from_name(disp, buf, buf);
|
|
#endif
|
|
|
|
if (dri_image) {
|
|
#if ANDROID_API_LEVEL >= 26
|
|
AHardwareBuffer_acquire(ANativeWindowBuffer_getHardwareBuffer(buf));
|
|
#endif
|
|
return dri2_create_image_from_dri(disp, dri_image);
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static _EGLImage *
|
|
droid_create_image_khr(_EGLDisplay *disp, _EGLContext *ctx, EGLenum target,
|
|
EGLClientBuffer buffer, const EGLint *attr_list)
|
|
{
|
|
switch (target) {
|
|
case EGL_NATIVE_BUFFER_ANDROID:
|
|
return dri2_create_image_android_native_buffer(disp, ctx,
|
|
(struct ANativeWindowBuffer *) buffer);
|
|
default:
|
|
return dri2_create_image_khr(disp, ctx, target, buffer, attr_list);
|
|
}
|
|
}
|
|
|
|
static void
|
|
droid_flush_front_buffer(__DRIdrawable * driDrawable, void *loaderPrivate)
|
|
{
|
|
}
|
|
|
|
#ifdef HAVE_DRM_GRALLOC
|
|
static int
|
|
droid_get_buffers_parse_attachments(struct dri2_egl_surface *dri2_surf,
|
|
unsigned int *attachments, int count)
|
|
{
|
|
int num_buffers = 0;
|
|
|
|
/* fill dri2_surf->buffers */
|
|
for (int i = 0; i < count * 2; i += 2) {
|
|
__DRIbuffer *buf, *local;
|
|
|
|
assert(num_buffers < ARRAY_SIZE(dri2_surf->buffers));
|
|
buf = &dri2_surf->buffers[num_buffers];
|
|
|
|
switch (attachments[i]) {
|
|
case __DRI_BUFFER_BACK_LEFT:
|
|
if (dri2_surf->base.Type == EGL_WINDOW_BIT) {
|
|
buf->attachment = attachments[i];
|
|
buf->name = get_native_buffer_name(dri2_surf->buffer);
|
|
buf->cpp = get_format_bpp(dri2_surf->buffer->format);
|
|
buf->pitch = dri2_surf->buffer->stride * buf->cpp;
|
|
buf->flags = 0;
|
|
|
|
if (buf->name)
|
|
num_buffers++;
|
|
|
|
break;
|
|
}
|
|
/* fall through for pbuffers */
|
|
case __DRI_BUFFER_DEPTH:
|
|
case __DRI_BUFFER_STENCIL:
|
|
case __DRI_BUFFER_ACCUM:
|
|
case __DRI_BUFFER_DEPTH_STENCIL:
|
|
case __DRI_BUFFER_HIZ:
|
|
local = dri2_egl_surface_alloc_local_buffer(dri2_surf,
|
|
attachments[i], attachments[i + 1]);
|
|
|
|
if (local) {
|
|
*buf = *local;
|
|
num_buffers++;
|
|
}
|
|
break;
|
|
case __DRI_BUFFER_FRONT_LEFT:
|
|
case __DRI_BUFFER_FRONT_RIGHT:
|
|
case __DRI_BUFFER_FAKE_FRONT_LEFT:
|
|
case __DRI_BUFFER_FAKE_FRONT_RIGHT:
|
|
case __DRI_BUFFER_BACK_RIGHT:
|
|
default:
|
|
/* no front or right buffers */
|
|
break;
|
|
}
|
|
}
|
|
|
|
return num_buffers;
|
|
}
|
|
|
|
static __DRIbuffer *
|
|
droid_get_buffers_with_format(__DRIdrawable * driDrawable,
|
|
int *width, int *height,
|
|
unsigned int *attachments, int count,
|
|
int *out_count, void *loaderPrivate)
|
|
{
|
|
struct dri2_egl_surface *dri2_surf = loaderPrivate;
|
|
|
|
if (update_buffers(dri2_surf) < 0)
|
|
return NULL;
|
|
|
|
*out_count = droid_get_buffers_parse_attachments(dri2_surf, attachments, count);
|
|
|
|
if (width)
|
|
*width = dri2_surf->base.Width;
|
|
if (height)
|
|
*height = dri2_surf->base.Height;
|
|
|
|
return dri2_surf->buffers;
|
|
}
|
|
#endif /* HAVE_DRM_GRALLOC */
|
|
|
|
static unsigned
|
|
droid_get_capability(void *loaderPrivate, enum dri_loader_cap cap)
|
|
{
|
|
/* Note: loaderPrivate is _EGLDisplay* */
|
|
switch (cap) {
|
|
case DRI_LOADER_CAP_RGBA_ORDERING:
|
|
return 1;
|
|
default:
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
static void
|
|
droid_destroy_loader_image_state(void *loaderPrivate)
|
|
{
|
|
#if ANDROID_API_LEVEL >= 26
|
|
if (loaderPrivate) {
|
|
AHardwareBuffer_release(
|
|
ANativeWindowBuffer_getHardwareBuffer(loaderPrivate));
|
|
}
|
|
#endif
|
|
}
|
|
|
|
static EGLBoolean
|
|
droid_add_configs_for_visuals(_EGLDisplay *disp)
|
|
{
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
static const struct {
|
|
int format;
|
|
int rgba_shifts[4];
|
|
unsigned int rgba_sizes[4];
|
|
} visuals[] = {
|
|
{ HAL_PIXEL_FORMAT_RGBA_8888, { 0, 8, 16, 24 }, { 8, 8, 8, 8 } },
|
|
{ HAL_PIXEL_FORMAT_RGBX_8888, { 0, 8, 16, -1 }, { 8, 8, 8, 0 } },
|
|
{ HAL_PIXEL_FORMAT_RGB_565, { 11, 5, 0, -1 }, { 5, 6, 5, 0 } },
|
|
/* This must be after HAL_PIXEL_FORMAT_RGBA_8888, we only keep BGRA
|
|
* visual if it turns out RGBA visual is not available.
|
|
*/
|
|
{ HAL_PIXEL_FORMAT_BGRA_8888, { 16, 8, 0, 24 }, { 8, 8, 8, 8 } },
|
|
};
|
|
|
|
unsigned int format_count[ARRAY_SIZE(visuals)] = { 0 };
|
|
int config_count = 0;
|
|
|
|
/* The nesting of loops is significant here. Also significant is the order
|
|
* of the HAL pixel formats. Many Android apps (such as Google's official
|
|
* NDK GLES2 example app), and even portions the core framework code (such
|
|
* as SystemServiceManager in Nougat), incorrectly choose their EGLConfig.
|
|
* They neglect to match the EGLConfig's EGL_NATIVE_VISUAL_ID against the
|
|
* window's native format, and instead choose the first EGLConfig whose
|
|
* channel sizes match those of the native window format while ignoring the
|
|
* channel *ordering*.
|
|
*
|
|
* We can detect such buggy clients in logcat when they call
|
|
* eglCreateSurface, by detecting the mismatch between the EGLConfig's
|
|
* format and the window's format.
|
|
*
|
|
* As a workaround, we generate EGLConfigs such that all EGLConfigs for HAL
|
|
* pixel format i precede those for HAL pixel format i+1. In my
|
|
* (chadversary) testing on Android Nougat, this was good enough to pacify
|
|
* the buggy clients.
|
|
*/
|
|
bool has_rgba = false;
|
|
for (int i = 0; i < ARRAY_SIZE(visuals); i++) {
|
|
/* Only enable BGRA configs when RGBA is not available. BGRA configs are
|
|
* buggy on stock Android.
|
|
*/
|
|
if (visuals[i].format == HAL_PIXEL_FORMAT_BGRA_8888 && has_rgba)
|
|
continue;
|
|
for (int j = 0; dri2_dpy->driver_configs[j]; j++) {
|
|
const EGLint surface_type = EGL_WINDOW_BIT | EGL_PBUFFER_BIT;
|
|
|
|
const EGLint config_attrs[] = {
|
|
EGL_NATIVE_VISUAL_ID, visuals[i].format,
|
|
EGL_NATIVE_VISUAL_TYPE, visuals[i].format,
|
|
EGL_FRAMEBUFFER_TARGET_ANDROID, EGL_TRUE,
|
|
EGL_RECORDABLE_ANDROID, EGL_TRUE,
|
|
EGL_NONE
|
|
};
|
|
|
|
struct dri2_egl_config *dri2_conf =
|
|
dri2_add_config(disp, dri2_dpy->driver_configs[j],
|
|
config_count + 1, surface_type, config_attrs,
|
|
visuals[i].rgba_shifts, visuals[i].rgba_sizes);
|
|
if (dri2_conf) {
|
|
if (dri2_conf->base.ConfigID == config_count + 1)
|
|
config_count++;
|
|
format_count[i]++;
|
|
}
|
|
}
|
|
if (visuals[i].format == HAL_PIXEL_FORMAT_RGBA_8888 && format_count[i])
|
|
has_rgba = true;
|
|
}
|
|
|
|
for (int i = 0; i < ARRAY_SIZE(format_count); i++) {
|
|
if (!format_count[i]) {
|
|
_eglLog(_EGL_DEBUG, "No DRI config supports native format 0x%x",
|
|
visuals[i].format);
|
|
}
|
|
}
|
|
|
|
return (config_count != 0);
|
|
}
|
|
|
|
static const struct dri2_egl_display_vtbl droid_display_vtbl = {
|
|
.authenticate = NULL,
|
|
.create_window_surface = droid_create_window_surface,
|
|
.create_pbuffer_surface = droid_create_pbuffer_surface,
|
|
.destroy_surface = droid_destroy_surface,
|
|
.create_image = droid_create_image_khr,
|
|
.swap_buffers = droid_swap_buffers,
|
|
.swap_interval = droid_swap_interval,
|
|
.query_buffer_age = droid_query_buffer_age,
|
|
.query_surface = droid_query_surface,
|
|
.get_dri_drawable = dri2_surface_get_dri_drawable,
|
|
.set_shared_buffer_mode = droid_set_shared_buffer_mode,
|
|
};
|
|
|
|
#ifdef HAVE_DRM_GRALLOC
|
|
static const __DRIdri2LoaderExtension droid_dri2_loader_extension = {
|
|
.base = { __DRI_DRI2_LOADER, 5 },
|
|
|
|
.getBuffers = NULL,
|
|
.flushFrontBuffer = droid_flush_front_buffer,
|
|
.getBuffersWithFormat = droid_get_buffers_with_format,
|
|
.getCapability = droid_get_capability,
|
|
.destroyLoaderImageState = droid_destroy_loader_image_state,
|
|
};
|
|
|
|
static const __DRIextension *droid_dri2_loader_extensions[] = {
|
|
&droid_dri2_loader_extension.base,
|
|
&image_lookup_extension.base,
|
|
&use_invalidate.base,
|
|
/* No __DRI_MUTABLE_RENDER_BUFFER_LOADER because it requires
|
|
* __DRI_IMAGE_LOADER.
|
|
*/
|
|
NULL,
|
|
};
|
|
#endif /* HAVE_DRM_GRALLOC */
|
|
|
|
static const __DRIimageLoaderExtension droid_image_loader_extension = {
|
|
.base = { __DRI_IMAGE_LOADER, 4 },
|
|
|
|
.getBuffers = droid_image_get_buffers,
|
|
.flushFrontBuffer = droid_flush_front_buffer,
|
|
.getCapability = droid_get_capability,
|
|
.flushSwapBuffers = NULL,
|
|
.destroyLoaderImageState = droid_destroy_loader_image_state,
|
|
};
|
|
|
|
static void
|
|
droid_display_shared_buffer(__DRIdrawable *driDrawable, int fence_fd,
|
|
void *loaderPrivate)
|
|
{
|
|
struct dri2_egl_surface *dri2_surf = loaderPrivate;
|
|
struct ANativeWindowBuffer *old_buffer UNUSED = dri2_surf->buffer;
|
|
|
|
if (!_eglSurfaceInSharedBufferMode(&dri2_surf->base)) {
|
|
_eglLog(_EGL_WARNING, "%s: internal error: buffer is not shared",
|
|
__func__);
|
|
return;
|
|
}
|
|
|
|
if (fence_fd >= 0) {
|
|
/* The driver's fence is more recent than the surface's out fence, if it
|
|
* exists at all. So use the driver's fence.
|
|
*/
|
|
if (dri2_surf->out_fence_fd >= 0) {
|
|
close(dri2_surf->out_fence_fd);
|
|
dri2_surf->out_fence_fd = -1;
|
|
}
|
|
} else if (dri2_surf->out_fence_fd >= 0) {
|
|
fence_fd = dri2_surf->out_fence_fd;
|
|
dri2_surf->out_fence_fd = -1;
|
|
}
|
|
|
|
if (dri2_surf->window->queueBuffer(dri2_surf->window, dri2_surf->buffer,
|
|
fence_fd)) {
|
|
_eglLog(_EGL_WARNING, "%s: ANativeWindow::queueBuffer failed", __func__);
|
|
close(fence_fd);
|
|
return;
|
|
}
|
|
|
|
fence_fd = -1;
|
|
|
|
if (dri2_surf->window->dequeueBuffer(dri2_surf->window, &dri2_surf->buffer,
|
|
&fence_fd)) {
|
|
/* Tear down the surface because it no longer has a back buffer. */
|
|
struct dri2_egl_display *dri2_dpy =
|
|
dri2_egl_display(dri2_surf->base.Resource.Display);
|
|
|
|
_eglLog(_EGL_WARNING, "%s: ANativeWindow::dequeueBuffer failed", __func__);
|
|
|
|
dri2_surf->base.Lost = true;
|
|
dri2_surf->buffer = NULL;
|
|
dri2_surf->back = NULL;
|
|
|
|
if (dri2_surf->dri_image_back) {
|
|
dri2_dpy->image->destroyImage(dri2_surf->dri_image_back);
|
|
dri2_surf->dri_image_back = NULL;
|
|
}
|
|
|
|
dri2_dpy->flush->invalidate(dri2_surf->dri_drawable);
|
|
return;
|
|
}
|
|
|
|
if (fence_fd < 0)
|
|
return;
|
|
|
|
/* Access to the buffer is controlled by a sync fence. Block on it.
|
|
*
|
|
* Ideally, we would submit the fence to the driver, and the driver would
|
|
* postpone command execution until it signalled. But DRI lacks API for
|
|
* that (as of 2018-04-11).
|
|
*
|
|
* SYNC_IOC_WAIT waits forever if timeout < 0
|
|
*/
|
|
sync_wait(fence_fd, -1);
|
|
close(fence_fd);
|
|
}
|
|
|
|
static const __DRImutableRenderBufferLoaderExtension droid_mutable_render_buffer_extension = {
|
|
.base = { __DRI_MUTABLE_RENDER_BUFFER_LOADER, 1 },
|
|
.displaySharedBuffer = droid_display_shared_buffer,
|
|
};
|
|
|
|
static const __DRIextension *droid_image_loader_extensions[] = {
|
|
&droid_image_loader_extension.base,
|
|
&image_lookup_extension.base,
|
|
&use_invalidate.base,
|
|
&droid_mutable_render_buffer_extension.base,
|
|
NULL,
|
|
};
|
|
|
|
static EGLBoolean
|
|
droid_load_driver(_EGLDisplay *disp, bool swrast)
|
|
{
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
|
|
dri2_dpy->driver_name = loader_get_driver_for_fd(dri2_dpy->fd);
|
|
if (dri2_dpy->driver_name == NULL)
|
|
return false;
|
|
|
|
#ifdef HAVE_DRM_GRALLOC
|
|
/* Handle control nodes using __DRI_DRI2_LOADER extension and GEM names
|
|
* for backwards compatibility with drm_gralloc. (Do not use on new
|
|
* systems.) */
|
|
dri2_dpy->loader_extensions = droid_dri2_loader_extensions;
|
|
if (!dri2_load_driver(disp)) {
|
|
goto error;
|
|
}
|
|
#else
|
|
if (swrast) {
|
|
/* Use kms swrast only with vgem / virtio_gpu.
|
|
* virtio-gpu fallbacks to software rendering when 3D features
|
|
* are unavailable since 6c5ab.
|
|
*/
|
|
if (strcmp(dri2_dpy->driver_name, "vgem") == 0 ||
|
|
strcmp(dri2_dpy->driver_name, "virtio_gpu") == 0) {
|
|
free(dri2_dpy->driver_name);
|
|
dri2_dpy->driver_name = strdup("kms_swrast");
|
|
} else {
|
|
goto error;
|
|
}
|
|
}
|
|
|
|
dri2_dpy->loader_extensions = droid_image_loader_extensions;
|
|
if (!dri2_load_driver_dri3(disp)) {
|
|
goto error;
|
|
}
|
|
#endif
|
|
|
|
return true;
|
|
|
|
error:
|
|
free(dri2_dpy->driver_name);
|
|
dri2_dpy->driver_name = NULL;
|
|
return false;
|
|
}
|
|
|
|
static void
|
|
droid_unload_driver(_EGLDisplay *disp)
|
|
{
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
|
|
dlclose(dri2_dpy->driver);
|
|
dri2_dpy->driver = NULL;
|
|
free(dri2_dpy->driver_name);
|
|
dri2_dpy->driver_name = NULL;
|
|
}
|
|
|
|
static int
|
|
droid_filter_device(_EGLDisplay *disp, int fd, const char *vendor)
|
|
{
|
|
drmVersionPtr ver = drmGetVersion(fd);
|
|
if (!ver)
|
|
return -1;
|
|
|
|
if (strcmp(vendor, ver->name) != 0) {
|
|
drmFreeVersion(ver);
|
|
return -1;
|
|
}
|
|
|
|
drmFreeVersion(ver);
|
|
return 0;
|
|
}
|
|
|
|
static EGLBoolean
|
|
droid_probe_device(_EGLDisplay *disp, bool swrast)
|
|
{
|
|
/* Check that the device is supported, by attempting to:
|
|
* - load the dri module
|
|
* - and, create a screen
|
|
*/
|
|
if (!droid_load_driver(disp, swrast))
|
|
return EGL_FALSE;
|
|
|
|
if (!dri2_create_screen(disp)) {
|
|
_eglLog(_EGL_WARNING, "DRI2: failed to create screen");
|
|
droid_unload_driver(disp);
|
|
return EGL_FALSE;
|
|
}
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
#ifdef HAVE_DRM_GRALLOC
|
|
static EGLBoolean
|
|
droid_open_device(_EGLDisplay *disp, bool swrast)
|
|
{
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
int fd = -1, err = -EINVAL;
|
|
|
|
if (swrast)
|
|
return EGL_FALSE;
|
|
|
|
if (dri2_dpy->gralloc->perform)
|
|
err = dri2_dpy->gralloc->perform(dri2_dpy->gralloc,
|
|
GRALLOC_MODULE_PERFORM_GET_DRM_FD,
|
|
&fd);
|
|
if (err || fd < 0) {
|
|
_eglLog(_EGL_WARNING, "fail to get drm fd");
|
|
return EGL_FALSE;
|
|
}
|
|
|
|
dri2_dpy->fd = os_dupfd_cloexec(fd);
|
|
if (dri2_dpy->fd < 0)
|
|
return EGL_FALSE;
|
|
|
|
if (drmGetNodeTypeFromFd(dri2_dpy->fd) == DRM_NODE_RENDER)
|
|
return EGL_FALSE;
|
|
|
|
return droid_probe_device(disp, swrast);
|
|
}
|
|
#else
|
|
static EGLBoolean
|
|
droid_open_device(_EGLDisplay *disp, bool swrast)
|
|
{
|
|
#define MAX_DRM_DEVICES 64
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
drmDevicePtr device, devices[MAX_DRM_DEVICES] = { NULL };
|
|
int num_devices;
|
|
|
|
char *vendor_name = NULL;
|
|
char vendor_buf[PROPERTY_VALUE_MAX];
|
|
|
|
#ifdef EGL_FORCE_RENDERNODE
|
|
const unsigned node_type = DRM_NODE_RENDER;
|
|
#else
|
|
const unsigned node_type = swrast ? DRM_NODE_PRIMARY : DRM_NODE_RENDER;
|
|
#endif
|
|
|
|
if (property_get("drm.gpu.vendor_name", vendor_buf, NULL) > 0)
|
|
vendor_name = vendor_buf;
|
|
|
|
num_devices = drmGetDevices2(0, devices, ARRAY_SIZE(devices));
|
|
if (num_devices < 0)
|
|
return EGL_FALSE;
|
|
|
|
for (int i = 0; i < num_devices; i++) {
|
|
device = devices[i];
|
|
|
|
if (!(device->available_nodes & (1 << node_type)))
|
|
continue;
|
|
|
|
dri2_dpy->fd = loader_open_device(device->nodes[node_type]);
|
|
if (dri2_dpy->fd < 0) {
|
|
_eglLog(_EGL_WARNING, "%s() Failed to open DRM device %s",
|
|
__func__, device->nodes[node_type]);
|
|
continue;
|
|
}
|
|
|
|
/* If a vendor is explicitly provided, we use only that.
|
|
* Otherwise we fall-back the first device that is supported.
|
|
*/
|
|
if (vendor_name) {
|
|
if (droid_filter_device(disp, dri2_dpy->fd, vendor_name)) {
|
|
/* Device does not match - try next device */
|
|
close(dri2_dpy->fd);
|
|
dri2_dpy->fd = -1;
|
|
continue;
|
|
}
|
|
/* If the requested device matches - use it. Regardless if
|
|
* init fails, do not fall-back to any other device.
|
|
*/
|
|
if (!droid_probe_device(disp, false)) {
|
|
close(dri2_dpy->fd);
|
|
dri2_dpy->fd = -1;
|
|
}
|
|
|
|
break;
|
|
}
|
|
if (droid_probe_device(disp, swrast))
|
|
break;
|
|
|
|
/* No explicit request - attempt the next device */
|
|
close(dri2_dpy->fd);
|
|
dri2_dpy->fd = -1;
|
|
}
|
|
drmFreeDevices(devices, num_devices);
|
|
|
|
if (dri2_dpy->fd < 0) {
|
|
_eglLog(_EGL_WARNING, "Failed to open %s DRM device",
|
|
vendor_name ? "desired": "any");
|
|
return EGL_FALSE;
|
|
}
|
|
|
|
return EGL_TRUE;
|
|
#undef MAX_DRM_DEVICES
|
|
}
|
|
|
|
#endif
|
|
|
|
EGLBoolean
|
|
dri2_initialize_android(_EGLDisplay *disp)
|
|
{
|
|
_EGLDevice *dev;
|
|
bool device_opened = false;
|
|
struct dri2_egl_display *dri2_dpy;
|
|
const char *err;
|
|
int ret;
|
|
|
|
dri2_dpy = calloc(1, sizeof(*dri2_dpy));
|
|
if (!dri2_dpy)
|
|
return _eglError(EGL_BAD_ALLOC, "eglInitialize");
|
|
|
|
dri2_dpy->fd = -1;
|
|
ret = hw_get_module(GRALLOC_HARDWARE_MODULE_ID,
|
|
(const hw_module_t **)&dri2_dpy->gralloc);
|
|
if (ret) {
|
|
err = "DRI2: failed to get gralloc module";
|
|
goto cleanup;
|
|
}
|
|
|
|
disp->DriverData = (void *) dri2_dpy;
|
|
device_opened = droid_open_device(disp, disp->Options.ForceSoftware);
|
|
|
|
if (!device_opened) {
|
|
err = "DRI2: failed to open device";
|
|
goto cleanup;
|
|
}
|
|
|
|
dev = _eglAddDevice(dri2_dpy->fd, false);
|
|
if (!dev) {
|
|
err = "DRI2: failed to find EGLDevice";
|
|
goto cleanup;
|
|
}
|
|
|
|
disp->Device = dev;
|
|
|
|
if (!dri2_setup_extensions(disp)) {
|
|
err = "DRI2: failed to setup extensions";
|
|
goto cleanup;
|
|
}
|
|
|
|
dri2_setup_screen(disp);
|
|
|
|
/* We set the maximum swap interval as 1 for Android platform, since it is
|
|
* the maximum value supported by Android according to the value of
|
|
* ANativeWindow::maxSwapInterval.
|
|
*/
|
|
dri2_setup_swap_interval(disp, 1);
|
|
|
|
disp->Extensions.ANDROID_framebuffer_target = EGL_TRUE;
|
|
disp->Extensions.ANDROID_image_native_buffer = EGL_TRUE;
|
|
disp->Extensions.ANDROID_recordable = EGL_TRUE;
|
|
|
|
/* Querying buffer age requires a buffer to be dequeued. Without
|
|
* EGL_ANDROID_native_fence_sync, dequeue might call eglClientWaitSync and
|
|
* result in a deadlock (the lock is already held by eglQuerySurface).
|
|
*/
|
|
if (disp->Extensions.ANDROID_native_fence_sync) {
|
|
disp->Extensions.EXT_buffer_age = EGL_TRUE;
|
|
} else {
|
|
/* disable KHR_partial_update that might have been enabled in
|
|
* dri2_setup_screen
|
|
*/
|
|
disp->Extensions.KHR_partial_update = EGL_FALSE;
|
|
}
|
|
|
|
disp->Extensions.KHR_image = EGL_TRUE;
|
|
#if ANDROID_API_LEVEL >= 24
|
|
if (dri2_dpy->mutable_render_buffer &&
|
|
dri2_dpy->loader_extensions == droid_image_loader_extensions) {
|
|
disp->Extensions.KHR_mutable_render_buffer = EGL_TRUE;
|
|
}
|
|
#endif
|
|
|
|
/* Create configs *after* enabling extensions because presence of DRI
|
|
* driver extensions can affect the capabilities of EGLConfigs.
|
|
*/
|
|
if (!droid_add_configs_for_visuals(disp)) {
|
|
err = "DRI2: failed to add configs";
|
|
goto cleanup;
|
|
}
|
|
|
|
/* Fill vtbl last to prevent accidentally calling virtual function during
|
|
* initialization.
|
|
*/
|
|
dri2_dpy->vtbl = &droid_display_vtbl;
|
|
|
|
return EGL_TRUE;
|
|
|
|
cleanup:
|
|
dri2_display_destroy(disp);
|
|
return _eglError(EGL_NOT_INITIALIZED, err);
|
|
}
|