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authorHans de Goede <hdegoede@redhat.com>2010-11-10 10:06:23 +0100
committerAnthony Liguori <aliguori@us.ibm.com>2010-11-16 14:35:00 -0600
commit0f5160d1ea8bcd69d539f8a87a1b350d98fa5d52 (patch)
treec943d7218028a9469aa3f495164caabc27441722 /usb-linux.c
parent43ad7e3e986dea82831debad68e68cff552b6746 (diff)
usb-linux: Store devpath into USBHostDevice when usb_fs_type == USB_FS_SYS
This allows us to recreate the sysfspath used during scanning later (which will be used in a later patch in this series). Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'usb-linux.c')
-rw-r--r--usb-linux.c26
1 files changed, 15 insertions, 11 deletions
diff --git a/usb-linux.c b/usb-linux.c
index c3c38ec249..0b154c238f 100644
--- a/usb-linux.c
+++ b/usb-linux.c
@@ -62,8 +62,8 @@ struct usb_ctrlrequest {
uint16_t wLength;
};
-typedef int USBScanFunc(void *opaque, int bus_num, int addr, int class_id,
- int vendor_id, int product_id,
+typedef int USBScanFunc(void *opaque, int bus_num, int addr, int devpath,
+ int class_id, int vendor_id, int product_id,
const char *product_name, int speed);
//#define DEBUG
@@ -141,6 +141,7 @@ typedef struct USBHostDevice {
/* Host side address */
int bus_num;
int addr;
+ int devpath;
struct USBAutoFilter match;
QTAILQ_ENTRY(USBHostDevice) next;
@@ -885,7 +886,7 @@ static int usb_linux_update_endp_table(USBHostDevice *s)
}
static int usb_host_open(USBHostDevice *dev, int bus_num,
- int addr, const char *prod_name)
+ int addr, int devpath, const char *prod_name)
{
int fd = -1, ret;
struct usbdevfs_connectinfo ci;
@@ -911,6 +912,7 @@ static int usb_host_open(USBHostDevice *dev, int bus_num,
dev->bus_num = bus_num;
dev->addr = addr;
+ dev->devpath = devpath;
dev->fd = fd;
/* read the device description */
@@ -1173,7 +1175,7 @@ static int usb_host_scan_dev(void *opaque, USBScanFunc *func)
if (line[0] == 'T' && line[1] == ':') {
if (device_count && (vendor_id || product_id)) {
/* New device. Add the previously discovered device. */
- ret = func(opaque, bus_num, addr, class_id, vendor_id,
+ ret = func(opaque, bus_num, addr, 0, class_id, vendor_id,
product_id, product_name, speed);
if (ret) {
goto the_end;
@@ -1226,7 +1228,7 @@ static int usb_host_scan_dev(void *opaque, USBScanFunc *func)
}
if (device_count && (vendor_id || product_id)) {
/* Add the last device. */
- ret = func(opaque, bus_num, addr, class_id, vendor_id,
+ ret = func(opaque, bus_num, addr, 0, class_id, vendor_id,
product_id, product_name, speed);
}
the_end:
@@ -1275,7 +1277,7 @@ static int usb_host_scan_sys(void *opaque, USBScanFunc *func)
{
DIR *dir = NULL;
char line[1024];
- int bus_num, addr, speed, class_id, product_id, vendor_id;
+ int bus_num, addr, devpath, speed, class_id, product_id, vendor_id;
int ret = 0;
char product_name[512];
struct dirent *de;
@@ -1292,7 +1294,9 @@ static int usb_host_scan_sys(void *opaque, USBScanFunc *func)
if (!strncmp(de->d_name, "usb", 3)) {
tmpstr += 3;
}
- bus_num = atoi(tmpstr);
+ if (sscanf(tmpstr, "%d-%d", &bus_num, &devpath) < 1) {
+ goto the_end;
+ }
if (!usb_host_read_file(line, sizeof(line), "devnum", de->d_name)) {
goto the_end;
@@ -1343,7 +1347,7 @@ static int usb_host_scan_sys(void *opaque, USBScanFunc *func)
speed = USB_SPEED_FULL;
}
- ret = func(opaque, bus_num, addr, class_id, vendor_id,
+ ret = func(opaque, bus_num, addr, devpath, class_id, vendor_id,
product_id, product_name, speed);
if (ret) {
goto the_end;
@@ -1434,7 +1438,7 @@ static int usb_host_scan(void *opaque, USBScanFunc *func)
static QEMUTimer *usb_auto_timer;
-static int usb_host_auto_scan(void *opaque, int bus_num, int addr,
+static int usb_host_auto_scan(void *opaque, int bus_num, int addr, int devpath,
int class_id, int vendor_id, int product_id,
const char *product_name, int speed)
{
@@ -1470,7 +1474,7 @@ static int usb_host_auto_scan(void *opaque, int bus_num, int addr,
}
DPRINTF("husb: auto open: bus_num %d addr %d\n", bus_num, addr);
- usb_host_open(s, bus_num, addr, product_name);
+ usb_host_open(s, bus_num, addr, devpath, product_name);
}
return 0;
@@ -1630,7 +1634,7 @@ static void usb_info_device(Monitor *mon, int bus_num, int addr, int class_id,
}
static int usb_host_info_device(void *opaque, int bus_num, int addr,
- int class_id,
+ int devpath, int class_id,
int vendor_id, int product_id,
const char *product_name,
int speed)