240 static inline int synthvid_send(struct hv_device *hdev,  in synthvid_send()  argument
249 	ret = vmbus_sendpacket(hdev->channel, msg,  in synthvid_send()
262 static int synthvid_send_situ(struct hv_device *hdev)  in synthvid_send_situ()  argument
264 	struct fb_info *info = hv_get_drvdata(hdev);  in synthvid_send_situ()
284 	synthvid_send(hdev, &msg);  in synthvid_send_situ()
290 static int synthvid_send_ptr(struct hv_device *hdev)  in synthvid_send_ptr()  argument
302 	synthvid_send(hdev, &msg);  in synthvid_send_ptr()
318 	synthvid_send(hdev, &msg);  in synthvid_send_ptr()
326 	struct hv_device *hdev = device_to_hv_device(info->device);  in synthvid_update()  local
341 	synthvid_send(hdev, &msg);  in synthvid_update()
352 static void synthvid_recv_sub(struct hv_device *hdev)  in synthvid_recv_sub()  argument
354 	struct fb_info *info = hv_get_drvdata(hdev);  in synthvid_recv_sub()
375 			synthvid_send_ptr(hdev);  in synthvid_recv_sub()
376 			synthvid_send_situ(hdev);  in synthvid_recv_sub()
388 	struct hv_device *hdev = ctx;  in synthvid_receive()  local
389 	struct fb_info *info = hv_get_drvdata(hdev);  in synthvid_receive()
403 		ret = vmbus_recvpacket(hdev->channel, recv_buf,  in synthvid_receive()
408 			synthvid_recv_sub(hdev);  in synthvid_receive()
413 static int synthvid_negotiate_ver(struct hv_device *hdev, u32 ver)  in synthvid_negotiate_ver()  argument
415 	struct fb_info *info = hv_get_drvdata(hdev);  in synthvid_negotiate_ver()
426 	synthvid_send(hdev, msg);  in synthvid_negotiate_ver()
446 static int synthvid_connect_vsp(struct hv_device *hdev)  in synthvid_connect_vsp()  argument
448 	struct fb_info *info = hv_get_drvdata(hdev);  in synthvid_connect_vsp()
452 	ret = vmbus_open(hdev->channel, RING_BUFSIZE, RING_BUFSIZE,  in synthvid_connect_vsp()
453 			 NULL, 0, synthvid_receive, hdev);  in synthvid_connect_vsp()
462 		ret = synthvid_negotiate_ver(hdev, SYNTHVID_VERSION_WIN7);  in synthvid_connect_vsp()
464 		ret = synthvid_negotiate_ver(hdev, SYNTHVID_VERSION_WIN8);  in synthvid_connect_vsp()
476 	screen_fb_size = hdev->channel->offermsg.offer.  in synthvid_connect_vsp()
482 	vmbus_close(hdev->channel);  in synthvid_connect_vsp()
487 static int synthvid_send_config(struct hv_device *hdev)  in synthvid_send_config()  argument
489 	struct fb_info *info = hv_get_drvdata(hdev);  in synthvid_send_config()
502 	synthvid_send(hdev, msg);  in synthvid_send_config()
517 	synthvid_send_ptr(hdev);  in synthvid_send_config()
518 	synthvid_send_situ(hdev);  in synthvid_send_config()
573 	struct hv_device *hdev = device_to_hv_device(info->device);  in hvfb_set_par()  local
575 	return synthvid_send_situ(hdev);  in hvfb_set_par()
770 static int hvfb_probe(struct hv_device *hdev,  in hvfb_probe()  argument
777 	info = framebuffer_alloc(sizeof(struct hvfb_par), &hdev->device);  in hvfb_probe()
790 	hv_set_drvdata(hdev, info);  in hvfb_probe()
791 	ret = synthvid_connect_vsp(hdev);  in hvfb_probe()
842 	ret = synthvid_send_config(hdev);  in hvfb_probe()
864 	vmbus_close(hdev->channel);  in hvfb_probe()
867 	hv_set_drvdata(hdev, NULL);  in hvfb_probe()
873 static int hvfb_remove(struct hv_device *hdev)  in hvfb_remove()  argument
875 	struct fb_info *info = hv_get_drvdata(hdev);  in hvfb_remove()
887 	vmbus_close(hdev->channel);  in hvfb_remove()
888 	hv_set_drvdata(hdev, NULL);  in hvfb_remove()