diff options
Diffstat (limited to 'backend')
| -rw-r--r-- | backend/drm/backend.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/backend/drm/backend.c b/backend/drm/backend.c index b9e7274b..267bbfb2 100644 --- a/backend/drm/backend.c +++ b/backend/drm/backend.c @@ -275,15 +275,17 @@ struct wlr_backend *wlr_drm_backend_create(struct wl_display *display, goto error_mgpu_renderer; } - // Force a linear layout. In case explicit modifiers aren't supported, - // the meaning of implicit modifiers changes from one GPU to the other. - // In case explicit modifiers are supported, we still have no guarantee - // that the buffer producer will support these, so they might fallback - // to implicit modifiers. + // Forbid implicit modifiers, because their meaning changes from one + // GPU to another. for (size_t i = 0; i < texture_formats->len; i++) { const struct wlr_drm_format *fmt = texture_formats->formats[i]; - wlr_drm_format_set_add(&drm->mgpu_formats, fmt->format, - DRM_FORMAT_MOD_LINEAR); + for (size_t j = 0; j < fmt->len; j++) { + uint64_t mod = fmt->modifiers[j]; + if (mod == DRM_FORMAT_MOD_INVALID) { + continue; + } + wlr_drm_format_set_add(&drm->mgpu_formats, fmt->format, mod); + } } } |