81 	struct hv_uio_private_data *pdata = info->priv;  in hv_uio_irqcontrol()  local
82 	struct hv_device *dev = pdata->device;  in hv_uio_irqcontrol()
97 	struct hv_uio_private_data *pdata = hv_get_drvdata(hv_dev);  in hv_uio_channel_cb()  local
102 	uio_event_notify(&pdata->info);  in hv_uio_channel_cb()
111 	struct hv_uio_private_data *pdata = hv_get_drvdata(hv_dev);  in hv_uio_rescind()  local
117 	pdata->info.irq = 0;  in hv_uio_rescind()
120 	uio_event_notify(&pdata->info);  in hv_uio_rescind()
180 hv_uio_cleanup(struct hv_device *dev, struct hv_uio_private_data *pdata)  in hv_uio_cleanup()  argument
182 	if (pdata->send_gpadl)  in hv_uio_cleanup()
183 		vmbus_teardown_gpadl(dev->channel, pdata->send_gpadl);  in hv_uio_cleanup()
184 	vfree(pdata->send_buf);  in hv_uio_cleanup()
186 	if (pdata->recv_gpadl)  in hv_uio_cleanup()
187 		vmbus_teardown_gpadl(dev->channel, pdata->recv_gpadl);  in hv_uio_cleanup()
188 	vfree(pdata->recv_buf);  in hv_uio_cleanup()
195 	struct hv_uio_private_data *pdata;  in hv_uio_probe()  local
198 	pdata = kzalloc(sizeof(*pdata), GFP_KERNEL);  in hv_uio_probe()
199 	if (!pdata)  in hv_uio_probe()
219 	pdata->info.name = "uio_hv_generic";  in hv_uio_probe()
220 	pdata->info.version = DRIVER_VERSION;  in hv_uio_probe()
221 	pdata->info.irqcontrol = hv_uio_irqcontrol;  in hv_uio_probe()
222 	pdata->info.irq = UIO_IRQ_CUSTOM;  in hv_uio_probe()
225 	pdata->info.mem[TXRX_RING_MAP].name = "txrx_rings";  in hv_uio_probe()
226 	pdata->info.mem[TXRX_RING_MAP].addr  in hv_uio_probe()
228 	pdata->info.mem[TXRX_RING_MAP].size  in hv_uio_probe()
230 	pdata->info.mem[TXRX_RING_MAP].memtype = UIO_MEM_LOGICAL;  in hv_uio_probe()
232 	pdata->info.mem[INT_PAGE_MAP].name = "int_page";  in hv_uio_probe()
233 	pdata->info.mem[INT_PAGE_MAP].addr  in hv_uio_probe()
235 	pdata->info.mem[INT_PAGE_MAP].size = PAGE_SIZE;  in hv_uio_probe()
236 	pdata->info.mem[INT_PAGE_MAP].memtype = UIO_MEM_LOGICAL;  in hv_uio_probe()
238 	pdata->info.mem[MON_PAGE_MAP].name = "monitor_page";  in hv_uio_probe()
239 	pdata->info.mem[MON_PAGE_MAP].addr  in hv_uio_probe()
241 	pdata->info.mem[MON_PAGE_MAP].size = PAGE_SIZE;  in hv_uio_probe()
242 	pdata->info.mem[MON_PAGE_MAP].memtype = UIO_MEM_LOGICAL;  in hv_uio_probe()
244 	pdata->recv_buf = vzalloc(RECV_BUFFER_SIZE);  in hv_uio_probe()
245 	if (pdata->recv_buf == NULL) {  in hv_uio_probe()
250 	ret = vmbus_establish_gpadl(dev->channel, pdata->recv_buf,  in hv_uio_probe()
251 				    RECV_BUFFER_SIZE, &pdata->recv_gpadl);  in hv_uio_probe()
256 	snprintf(pdata->recv_name, sizeof(pdata->recv_name),  in hv_uio_probe()
257 		 "recv:%u", pdata->recv_gpadl);  in hv_uio_probe()
258 	pdata->info.mem[RECV_BUF_MAP].name = pdata->recv_name;  in hv_uio_probe()
259 	pdata->info.mem[RECV_BUF_MAP].addr  in hv_uio_probe()
260 		= (uintptr_t)pdata->recv_buf;  in hv_uio_probe()
261 	pdata->info.mem[RECV_BUF_MAP].size = RECV_BUFFER_SIZE;  in hv_uio_probe()
262 	pdata->info.mem[RECV_BUF_MAP].memtype = UIO_MEM_VIRTUAL;  in hv_uio_probe()
265 	pdata->send_buf = vzalloc(SEND_BUFFER_SIZE);  in hv_uio_probe()
266 	if (pdata->send_buf == NULL) {  in hv_uio_probe()
271 	ret = vmbus_establish_gpadl(dev->channel, pdata->send_buf,  in hv_uio_probe()
272 				    SEND_BUFFER_SIZE, &pdata->send_gpadl);  in hv_uio_probe()
276 	snprintf(pdata->send_name, sizeof(pdata->send_name),  in hv_uio_probe()
277 		 "send:%u", pdata->send_gpadl);  in hv_uio_probe()
278 	pdata->info.mem[SEND_BUF_MAP].name = pdata->send_name;  in hv_uio_probe()
279 	pdata->info.mem[SEND_BUF_MAP].addr  in hv_uio_probe()
280 		= (uintptr_t)pdata->send_buf;  in hv_uio_probe()
281 	pdata->info.mem[SEND_BUF_MAP].size = SEND_BUFFER_SIZE;  in hv_uio_probe()
282 	pdata->info.mem[SEND_BUF_MAP].memtype = UIO_MEM_VIRTUAL;  in hv_uio_probe()
284 	pdata->info.priv = pdata;  in hv_uio_probe()
285 	pdata->device = dev;  in hv_uio_probe()
287 	ret = uio_register_device(&dev->device, &pdata->info);  in hv_uio_probe()
301 	hv_set_drvdata(dev, pdata);  in hv_uio_probe()
306 	hv_uio_cleanup(dev, pdata);  in hv_uio_probe()
309 	kfree(pdata);  in hv_uio_probe()
317 	struct hv_uio_private_data *pdata = hv_get_drvdata(dev);  in hv_uio_remove()  local
319 	if (!pdata)  in hv_uio_remove()
322 	uio_unregister_device(&pdata->info);  in hv_uio_remove()
323 	hv_uio_cleanup(dev, pdata);  in hv_uio_remove()
326 	kfree(pdata);  in hv_uio_remove()