diff options
| -rw-r--r-- | src/radeon_glamor.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/radeon_glamor.c b/src/radeon_glamor.c index f46e8bad..7a6bf534 100644 --- a/src/radeon_glamor.c +++ b/src/radeon_glamor.c @@ -342,6 +342,26 @@ radeon_glamor_share_pixmap_backing(PixmapPtr pixmap, ScreenPtr slave, CARD32 size; int fd; + if ((radeon_get_pixmap_tiling_flags(pixmap) & + RADEON_TILING_MASK) != RADEON_TILING_LINEAR) { + PixmapPtr linear; + + /* We don't want to re-allocate the screen pixmap as + * linear, to avoid trouble with page flipping + */ + if (screen->GetScreenPixmap(screen) == pixmap) + return FALSE; + + linear = screen->CreatePixmap(screen, pixmap->drawable.width, + pixmap->drawable.height, + pixmap->drawable.depth, + CREATE_PIXMAP_USAGE_SHARED); + if (!linear) + return FALSE; + + radeon_glamor_set_pixmap_bo(&pixmap->drawable, linear); + } + fd = glamor_fd_from_pixmap(screen, pixmap, &stride, &size); if (fd < 0) return FALSE; |