diff options
| author | Gerd Hoffmann <kraxel@redhat.com> | 2011-08-30 11:11:29 +0200 |
|---|---|---|
| committer | Gerd Hoffmann <kraxel@redhat.com> | 2012-01-13 10:25:44 +0100 |
| commit | 65360511a2eeab8b671722df6634dd674cc4a5d6 (patch) | |
| tree | 4a38c1dd1b525f2700d9458b40c71e83a1728bf9 /usb-linux.c | |
| parent | 097db4384860b4363364eb531285296f616d89e5 (diff) | |
usb: track configuration and interface count in USBDevice.
Move fields from USBHostDevice to USBDevice.
Add bits to usb-desc.c to fill them for emulated devices too.
Also allow to set configuration 0 (== None) for emulated devices.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'usb-linux.c')
| -rw-r--r-- | usb-linux.c | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/usb-linux.c b/usb-linux.c index c68e194053..3aaa93bd86 100644 --- a/usb-linux.c +++ b/usb-linux.c @@ -106,8 +106,6 @@ typedef struct USBHostDevice { uint8_t descr[8192]; int descr_len; - int configuration; - int ninterfaces; int closing; uint32_t iso_urb_count; Notifier exit; @@ -547,8 +545,8 @@ static int usb_host_claim_interfaces(USBHostDevice *dev, int configuration) int ret, i; if (configuration == 0) { /* address state - ignore */ - dev->ninterfaces = 0; - dev->configuration = 0; + dev->dev.ninterfaces = 0; + dev->dev.configuration = 0; return 1; } @@ -606,8 +604,8 @@ static int usb_host_claim_interfaces(USBHostDevice *dev, int configuration) trace_usb_host_claim_interfaces(dev->bus_num, dev->addr, nb_interfaces, configuration); - dev->ninterfaces = nb_interfaces; - dev->configuration = configuration; + dev->dev.ninterfaces = nb_interfaces; + dev->dev.configuration = configuration; return 1; fail: @@ -624,7 +622,7 @@ static int usb_host_release_interfaces(USBHostDevice *s) trace_usb_host_release_interfaces(s->bus_num, s->addr); - for (i = 0; i < s->ninterfaces; i++) { + for (i = 0; i < s->dev.ninterfaces; i++) { ret = ioctl(s->fd, USBDEVFS_RELEASEINTERFACE, &i); if (ret < 0) { perror("USBDEVFS_RELEASEINTERFACE"); @@ -1123,7 +1121,7 @@ static int usb_linux_update_endp_table(USBHostDevice *s) s->ep_out[i].type = INVALID_EP_TYPE; } - if (s->configuration == 0) { + if (s->dev.configuration == 0) { /* not configured yet -- leave all endpoints disabled */ return 0; } @@ -1138,12 +1136,11 @@ static int usb_linux_update_endp_table(USBHostDevice *s) if (descriptors[i + 1] != USB_DT_CONFIG) { fprintf(stderr, "invalid descriptor data\n"); return 1; - } else if (descriptors[i + 5] != s->configuration) { - DPRINTF("not requested configuration %d\n", s->configuration); + } else if (descriptors[i + 5] != s->dev.configuration) { + DPRINTF("not requested configuration %d\n", s->dev.configuration); i += (descriptors[i + 3] << 8) + descriptors[i + 2]; continue; } - i += descriptors[i]; if (descriptors[i + 1] != USB_DT_INTERFACE || @@ -1154,7 +1151,7 @@ static int usb_linux_update_endp_table(USBHostDevice *s) } interface = descriptors[i + 2]; - alt_interface = usb_linux_get_alt_setting(s, s->configuration, + alt_interface = usb_linux_get_alt_setting(s, s->dev.configuration, interface); /* the current interface descriptor is the active interface |