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Diffstat (limited to 'backend/drm/util.c')
-rw-r--r--backend/drm/util.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/backend/drm/util.c b/backend/drm/util.c
index 263f5a92..5d4d7ae1 100644
--- a/backend/drm/util.c
+++ b/backend/drm/util.c
@@ -190,12 +190,20 @@ uint32_t get_fb_for_bo(struct gbm_bo *bo, uint32_t drm_format,
int fd = gbm_device_get_fd(gbm);
uint32_t width = gbm_bo_get_width(bo);
uint32_t height = gbm_bo_get_height(bo);
- uint32_t handles[4] = {gbm_bo_get_handle(bo).u32};
- uint32_t strides[4] = {gbm_bo_get_stride(bo)};
- uint32_t offsets[4] = {gbm_bo_get_offset(bo, 0)};
+
+ uint32_t handles[4] = {0};
+ uint32_t strides[4] = {0};
+ uint32_t offsets[4] = {0};
+ uint64_t modifiers[4] = {0};
+ for (int i = 0; i < gbm_bo_get_plane_count(bo); i++) {
+ handles[i] = gbm_bo_get_handle_for_plane(bo, i).u32;
+ strides[i] = gbm_bo_get_stride_for_plane(bo, i);
+ offsets[i] = gbm_bo_get_offset(bo, i);
+ // KMS requires all BO planes to have the same modifier
+ modifiers[i] = gbm_bo_get_modifier(bo);
+ }
if (with_modifiers && gbm_bo_get_modifier(bo) != DRM_FORMAT_MOD_INVALID) {
- uint64_t modifiers[4] = {gbm_bo_get_modifier(bo)};
if (drmModeAddFB2WithModifiers(fd, width, height, drm_format, handles,
strides, offsets, modifiers, &id, DRM_MODE_FB_MODIFIERS)) {
wlr_log_errno(WLR_ERROR, "Unable to add DRM framebuffer");