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glamor: Simplify DRI3 pixmap-from-fd, using GBM.

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This GBM import path was introduced in 10.2, which we already require.

Signed-off-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
This commit is contained in:
Eric Anholt 2015-06-18 11:26:46 -07:00
parent 1b8f16d8e6
commit 6be33fd044
1 changed files with 7 additions and 30 deletions
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37
glamor/glamor_egl.c
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@ -506,18 +506,8 @@ glamor_back_pixmap_from_fd(PixmapPtr pixmap,
ScrnInfoPtr scrn = xf86ScreenToScrn(screen);
struct glamor_egl_screen_private *glamor_egl;
struct gbm_bo *bo;
EGLImageKHR image;
Bool ret = FALSE;
EGLint attribs[] = {
EGL_WIDTH, 0,
EGL_HEIGHT, 0,
EGL_LINUX_DRM_FOURCC_EXT, DRM_FORMAT_ARGB8888,
EGL_DMA_BUF_PLANE0_FD_EXT, 0,
EGL_DMA_BUF_PLANE0_OFFSET_EXT, 0,
EGL_DMA_BUF_PLANE0_PITCH_EXT, 0,
EGL_NONE
};
struct gbm_import_fd_data import_data = { 0 };
glamor_egl = glamor_egl_get_screen_private(scrn);
@ -527,23 +517,12 @@ glamor_back_pixmap_from_fd(PixmapPtr pixmap,
if (bpp != 32 || !(depth == 24 || depth == 32) || width == 0 || height == 0)
return FALSE;
attribs[1] = width;
attribs[3] = height;
attribs[7] = fd;
attribs[11] = stride;
image = eglCreateImageKHR(glamor_egl->display,
EGL_NO_CONTEXT,
EGL_LINUX_DMA_BUF_EXT,
NULL, attribs);
if (image == EGL_NO_IMAGE_KHR)
return FALSE;
/* EGL_EXT_image_dma_buf_import can impose restrictions on the
* usage of the image. Use gbm_bo to bypass the limitations. */
bo = gbm_bo_import(glamor_egl->gbm, GBM_BO_IMPORT_EGL_IMAGE, image, 0);
eglDestroyImageKHR(glamor_egl->display, image);
import_data.fd = fd;
import_data.width = width;
import_data.height = height;
import_data.stride = stride;
import_data.format = GBM_FORMAT_ARGB8888;
bo = gbm_bo_import(glamor_egl->gbm, GBM_BO_IMPORT_FD, &import_data, 0);
if (!bo)
return FALSE;
@ -871,8 +850,6 @@ glamor_egl_init(ScrnInfoPtr scrn, int fd)
#ifdef GLAMOR_HAS_GBM
if (epoxy_has_egl_extension(glamor_egl->display,
"EGL_KHR_gl_texture_2D_image") &&
epoxy_has_egl_extension(glamor_egl->display,
"EGL_EXT_image_dma_buf_import") &&
epoxy_has_gl_extension("GL_OES_EGL_image"))
glamor_egl->dri3_capable = TRUE;
#endif