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backend/drm: add support for multiplanar BOs
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parent
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commit
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1 changed files with 12 additions and 4 deletions
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@ -190,12 +190,20 @@ uint32_t get_fb_for_bo(struct gbm_bo *bo, uint32_t drm_format,
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int fd = gbm_device_get_fd(gbm);
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uint32_t width = gbm_bo_get_width(bo);
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uint32_t height = gbm_bo_get_height(bo);
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uint32_t handles[4] = {gbm_bo_get_handle(bo).u32};
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uint32_t strides[4] = {gbm_bo_get_stride(bo)};
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uint32_t offsets[4] = {gbm_bo_get_offset(bo, 0)};
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uint32_t handles[4] = {0};
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uint32_t strides[4] = {0};
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uint32_t offsets[4] = {0};
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uint64_t modifiers[4] = {0};
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for (int i = 0; i < gbm_bo_get_plane_count(bo); i++) {
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handles[i] = gbm_bo_get_handle_for_plane(bo, i).u32;
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strides[i] = gbm_bo_get_stride_for_plane(bo, i);
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offsets[i] = gbm_bo_get_offset(bo, i);
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// KMS requires all BO planes to have the same modifier
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modifiers[i] = gbm_bo_get_modifier(bo);
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}
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if (with_modifiers && gbm_bo_get_modifier(bo) != DRM_FORMAT_MOD_INVALID) {
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uint64_t modifiers[4] = {gbm_bo_get_modifier(bo)};
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if (drmModeAddFB2WithModifiers(fd, width, height, drm_format, handles,
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strides, offsets, modifiers, &id, DRM_MODE_FB_MODIFIERS)) {
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wlr_log_errno(WLR_ERROR, "Unable to add DRM framebuffer");
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