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backend/drm: add support for wlr_swapchain multi-GPU

This commit is contained in:
Simon Ser 2020-07-28 16:42:59 +02:00
parent 8058e338ea
commit c881008e1c
2 changed files with 15 additions and 16 deletions
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30
backend/drm/renderer.c
View File

@ -292,11 +292,12 @@ void drm_fb_clear(struct wlr_drm_fb *fb) {
fb->bo = NULL;
if (fb->mgpu_bo) {
// TODO
/*assert(fb->mgpu_surf);
gbm_surface_release_buffer(fb->mgpu_surf->gbm, fb->mgpu_bo);
assert(fb->mgpu_surf);
gbm_bo_destroy(fb->mgpu_bo);
wlr_buffer_unlock(fb->mgpu_wlr_buf);
fb->mgpu_bo = NULL;
fb->mgpu_surf = NULL;*/
fb->mgpu_wlr_buf = NULL;
fb->mgpu_surf = NULL;
}
}
@ -430,18 +431,15 @@ struct gbm_bo *drm_fb_acquire(struct wlr_drm_fb *fb, struct wlr_drm_backend *drm
wlr_render_texture_with_matrix(renderer, tex, mat, 1.0f);
wlr_renderer_end(renderer);
// TODO
/*if (!wlr_egl_swap_buffers(&mgpu->renderer->egl, mgpu->egl, NULL)) {
wlr_log(WLR_ERROR, "Failed to swap buffers");
return NULL;
struct wlr_drm_fb mgpu_fb = {
.bo = fb->mgpu_bo,
.wlr_buf = fb->mgpu_wlr_buf,
};
if (!drm_fb_lock_surface(&mgpu_fb, mgpu)) {
return false;
}
fb->mgpu_bo = gbm_surface_lock_front_buffer(mgpu->gbm);
if (!fb->mgpu_bo) {
wlr_log(WLR_ERROR, "Failed to lock front buffer");
return NULL;
}
fb->mgpu_surf = mgpu;*/
fb->mgpu_bo = mgpu_fb.bo;
fb->mgpu_wlr_buf = mgpu_fb.wlr_buf;
fb->mgpu_surf = mgpu;
return fb->mgpu_bo;
}

1
include/backend/drm/renderer.h
View File

@ -39,6 +39,7 @@ struct wlr_drm_fb {
struct wlr_drm_surface *mgpu_surf;
struct gbm_bo *mgpu_bo;
struct wlr_buffer *mgpu_wlr_buf;
};
bool init_drm_renderer(struct wlr_drm_backend *drm,