72 static int hyperv_setup_gen1(struct hyperv_drm_device *hv)  in hyperv_setup_gen1()  argument
74 	struct drm_device *dev = &hv->dev;  in hyperv_setup_gen1()
100 	hv->fb_base = pci_resource_start(pdev, 0);  in hyperv_setup_gen1()
101 	hv->fb_size = pci_resource_len(pdev, 0);  in hyperv_setup_gen1()
102 	if (!hv->fb_base) {  in hyperv_setup_gen1()
108 	hv->fb_size = min(hv->fb_size,  in hyperv_setup_gen1()
109 			  (unsigned long)(hv->mmio_megabytes * 1024 * 1024));  in hyperv_setup_gen1()
110 	hv->vram = devm_ioremap(&pdev->dev, hv->fb_base, hv->fb_size);  in hyperv_setup_gen1()
111 	if (!hv->vram) {  in hyperv_setup_gen1()
121 static int hyperv_setup_gen2(struct hyperv_drm_device *hv,  in hyperv_setup_gen2()  argument
124 	struct drm_device *dev = &hv->dev;  in hyperv_setup_gen2()
132 	hv->fb_size = (unsigned long)hv->mmio_megabytes * 1024 * 1024;  in hyperv_setup_gen2()
134 	ret = vmbus_allocate_mmio(&hv->mem, hdev, 0, -1, hv->fb_size, 0x100000,  in hyperv_setup_gen2()
146 	hv->vram = ioremap_cache(hv->mem->start, hv->fb_size);  in hyperv_setup_gen2()
147 	if (!hv->vram) {  in hyperv_setup_gen2()
153 	hv->fb_base = hv->mem->start;  in hyperv_setup_gen2()
157 	vmbus_free_mmio(hv->mem->start, hv->fb_size);  in hyperv_setup_gen2()
164 	struct hyperv_drm_device *hv;  in hyperv_vmbus_probe()  local
168 	hv = devm_drm_dev_alloc(&hdev->device, &hyperv_driver,  in hyperv_vmbus_probe()
170 	if (IS_ERR(hv))  in hyperv_vmbus_probe()
171 		return PTR_ERR(hv);  in hyperv_vmbus_probe()
173 	dev = &hv->dev;  in hyperv_vmbus_probe()
174 	init_completion(&hv->wait);  in hyperv_vmbus_probe()
175 	hv_set_drvdata(hdev, hv);  in hyperv_vmbus_probe()
176 	hv->hdev = hdev;  in hyperv_vmbus_probe()
185 		ret = hyperv_setup_gen2(hv, hdev);  in hyperv_vmbus_probe()
187 		ret = hyperv_setup_gen1(hv);  in hyperv_vmbus_probe()
197 	ret = hyperv_update_vram_location(hdev, hv->fb_base);  in hyperv_vmbus_probe()
201 	hv->dirt_needed = true;  in hyperv_vmbus_probe()
203 	ret = hyperv_mode_config_init(hv);  in hyperv_vmbus_probe()
227 	struct hyperv_drm_device *hv = to_hv(dev);  in hyperv_vmbus_remove()  local
233 	vmbus_free_mmio(hv->mem->start, hv->fb_size);  in hyperv_vmbus_remove()
255 	struct hyperv_drm_device *hv = to_hv(dev);  in hyperv_vmbus_resume()  local
262 	ret = hyperv_update_vram_location(hdev, hv->fb_base);  in hyperv_vmbus_resume()