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linux-dmabuf-v1: ignore scanout output for secondary DRM backends
We don't support direct scanout on such backends yet.
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parent
fc7a0b93dd
commit
3475b1880f
1 changed files with 16 additions and 1 deletions
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@ -6,6 +6,7 @@
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#include <sys/mman.h>
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#include <unistd.h>
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#include <wlr/backend.h>
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#include <wlr/config.h>
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#include <wlr/interfaces/wlr_buffer.h>
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#include <wlr/render/wlr_renderer.h>
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#include <wlr/types/wlr_compositor.h>
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@ -17,6 +18,10 @@
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#include "render/drm_format_set.h"
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#include "util/shm.h"
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#if WLR_HAS_DRM_BACKEND
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#include <wlr/backend/drm.h>
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#endif
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#define LINUX_DMABUF_VERSION 4
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struct wlr_linux_buffer_params_v1 {
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@ -1054,6 +1059,15 @@ static bool devid_from_fd(int fd, dev_t *devid) {
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return true;
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}
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static bool is_secondary_drm_backend(struct wlr_backend *backend) {
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#if WLR_HAS_DRM_BACKEND
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return wlr_backend_is_drm(backend) &&
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wlr_drm_backend_get_parent(backend) != NULL;
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#else
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return false;
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#endif
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}
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bool wlr_linux_dmabuf_feedback_v1_init_with_options(struct wlr_linux_dmabuf_feedback_v1 *feedback,
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const struct wlr_linux_dmabuf_feedback_v1_init_options *options) {
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assert(options->main_renderer != NULL);
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@ -1096,7 +1110,8 @@ bool wlr_linux_dmabuf_feedback_v1_init_with_options(struct wlr_linux_dmabuf_feed
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wlr_log(WLR_ERROR, "Failed to intersect renderer and scanout formats");
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goto error;
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}
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} else if (options->scanout_primary_output != NULL) {
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} else if (options->scanout_primary_output != NULL &&
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!is_secondary_drm_backend(options->scanout_primary_output->backend)) {
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int backend_drm_fd = wlr_backend_get_drm_fd(options->scanout_primary_output->backend);
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if (backend_drm_fd < 0) {
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wlr_log(WLR_ERROR, "Failed to get backend DRM FD");
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