Revision 9516bb47 usb-linux.c
| b/usb-linux.c | ||
|---|---|---|
| 115 | 115 |
typedef struct USBHostDevice {
|
| 116 | 116 |
USBDevice dev; |
| 117 | 117 |
int fd; |
| 118 |
int hub_fd; |
|
| 118 | 119 |
|
| 119 | 120 |
uint8_t descr[8192]; |
| 120 | 121 |
int descr_len; |
| ... | ... | |
| 525 | 526 |
USBHostDevice *s = (USBHostDevice *)dev; |
| 526 | 527 |
|
| 527 | 528 |
usb_host_close(s); |
| 529 |
if (s->hub_fd != -1) {
|
|
| 530 |
close(s->hub_fd); |
|
| 531 |
} |
|
| 528 | 532 |
QTAILQ_REMOVE(&hostdevs, s, next); |
| 529 | 533 |
qemu_remove_exit_notifier(&s->exit); |
| 530 | 534 |
} |
| ... | ... | |
| 1266 | 1270 |
|
| 1267 | 1271 |
dev->auto_attach = 0; |
| 1268 | 1272 |
s->fd = -1; |
| 1273 |
s->hub_fd = -1; |
|
| 1274 |
|
|
| 1269 | 1275 |
QTAILQ_INSERT_TAIL(&hostdevs, s, next); |
| 1270 | 1276 |
s->exit.notify = usb_host_exit_notifier; |
| 1271 | 1277 |
qemu_add_exit_notifier(&s->exit); |
| 1272 | 1278 |
usb_host_auto_check(NULL); |
| 1279 |
|
|
| 1280 |
#ifdef USBDEVFS_CLAIM_PORT |
|
| 1281 |
if (s->match.bus_num != 0 && s->match.port != NULL) {
|
|
| 1282 |
char *h, hub_name[64], line[1024]; |
|
| 1283 |
int hub_addr, portnr, ret; |
|
| 1284 |
|
|
| 1285 |
snprintf(hub_name, sizeof(hub_name), "%d-%s", |
|
| 1286 |
s->match.bus_num, s->match.port); |
|
| 1287 |
|
|
| 1288 |
/* try strip off last ".$portnr" to get hub */ |
|
| 1289 |
h = strrchr(hub_name, '.'); |
|
| 1290 |
if (h != NULL) {
|
|
| 1291 |
portnr = atoi(h+1); |
|
| 1292 |
*h = '\0'; |
|
| 1293 |
} else {
|
|
| 1294 |
/* no dot in there -> it is the root hub */ |
|
| 1295 |
snprintf(hub_name, sizeof(hub_name), "usb%d", |
|
| 1296 |
s->match.bus_num); |
|
| 1297 |
portnr = atoi(s->match.port); |
|
| 1298 |
} |
|
| 1299 |
|
|
| 1300 |
if (!usb_host_read_file(line, sizeof(line), "devnum", |
|
| 1301 |
hub_name)) {
|
|
| 1302 |
goto out; |
|
| 1303 |
} |
|
| 1304 |
if (sscanf(line, "%d", &hub_addr) != 1) {
|
|
| 1305 |
goto out; |
|
| 1306 |
} |
|
| 1307 |
|
|
| 1308 |
if (!usb_host_device_path) {
|
|
| 1309 |
goto out; |
|
| 1310 |
} |
|
| 1311 |
snprintf(line, sizeof(line), "%s/%03d/%03d", |
|
| 1312 |
usb_host_device_path, s->match.bus_num, hub_addr); |
|
| 1313 |
s->hub_fd = open(line, O_RDWR | O_NONBLOCK); |
|
| 1314 |
if (s->hub_fd < 0) {
|
|
| 1315 |
goto out; |
|
| 1316 |
} |
|
| 1317 |
|
|
| 1318 |
ret = ioctl(s->hub_fd, USBDEVFS_CLAIM_PORT, &portnr); |
|
| 1319 |
if (ret < 0) {
|
|
| 1320 |
close(s->hub_fd); |
|
| 1321 |
s->hub_fd = -1; |
|
| 1322 |
goto out; |
|
| 1323 |
} |
|
| 1324 |
|
|
| 1325 |
trace_usb_host_claim_port(s->match.bus_num, hub_addr, portnr); |
|
| 1326 |
} |
|
| 1327 |
out: |
|
| 1328 |
#endif |
|
| 1329 |
|
|
| 1273 | 1330 |
return 0; |
| 1274 | 1331 |
} |
| 1275 | 1332 |
|
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