/* cirrus is different - we will force move buffers out of VRAM */ static int cirrus_crtc_do_set_base(struct drm_crtc *crtc, struct drm_framebuffer *fb, int x, int y, int atomic) { struct cirrus_device *cdev = crtc->dev->dev_private; struct drm_gem_object *obj; struct cirrus_framebuffer *cirrus_fb; struct cirrus_bo *bo; int ret; u64 gpu_addr; /* push the previous fb to system ram */ if (!atomic && fb) { cirrus_fb = to_cirrus_framebuffer(fb); obj = cirrus_fb->obj; bo = gem_to_cirrus_bo(obj); ret = cirrus_bo_reserve(bo, false); if (ret) return ret; cirrus_bo_push_sysram(bo); cirrus_bo_unreserve(bo); } cirrus_fb = to_cirrus_framebuffer(crtc->primary->fb); obj = cirrus_fb->obj; bo = gem_to_cirrus_bo(obj); ret = cirrus_bo_reserve(bo, false); if (ret) return ret; ret = cirrus_bo_pin(bo, TTM_PL_FLAG_VRAM, &gpu_addr); if (ret) { cirrus_bo_unreserve(bo); return ret; } if (&cdev->mode_info.gfbdev->gfb == cirrus_fb) { /* if pushing console in kmap it */ ret = ttm_bo_kmap(&bo->bo, 0, bo->bo.num_pages, &bo->kmap); if (ret) DRM_ERROR("failed to kmap fbcon\n"); } cirrus_bo_unreserve(bo); cirrus_set_start_address(crtc, (u32)gpu_addr); return 0; }
static void cirrus_user_framebuffer_destroy(struct drm_framebuffer *fb) { struct cirrus_framebuffer *cirrus_fb = to_cirrus_framebuffer(fb); if (cirrus_fb->obj) drm_gem_object_unreference_unlocked(cirrus_fb->obj); drm_framebuffer_cleanup(fb); kfree(fb); }