diff options
| author | Gerd Hoffmann <kraxel@redhat.com> | 2012-10-26 11:49:06 +0200 |
|---|---|---|
| committer | Gerd Hoffmann <kraxel@redhat.com> | 2012-11-01 13:10:09 +0100 |
| commit | 4f47f0f82eccbda44bac929df94fa244bf3452bd (patch) | |
| tree | 070940d1dae07a1ce66eec25fa96ecf274563384 /hw/usb/hcd-xhci.c | |
| parent | b62b08282d9539a109b02e217d0cc7f7dcdb87ac (diff) | |
| download | qemu-4f47f0f82eccbda44bac929df94fa244bf3452bd.tar.gz | |
xhci: add port trace points
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'hw/usb/hcd-xhci.c')
| -rw-r--r-- | hw/usb/hcd-xhci.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c index 84d1b26bbb..325963882d 100644 --- a/hw/usb/hcd-xhci.c +++ b/hw/usb/hcd-xhci.c @@ -2391,12 +2391,14 @@ static void xhci_port_update(XHCIPort *port, int is_detach) } } set_field(&port->portsc, pls, PORTSC_PLS); + trace_usb_xhci_port_link(port->portnr, pls); xhci_port_notify(port, PORTSC_CSC); } static void xhci_port_reset(XHCIPort *port) { - DPRINTF("xhci: port %d reset\n", port); + trace_usb_xhci_port_reset(port->portnr); + if (!xhci_port_have_device(port)) { return; } @@ -2408,6 +2410,7 @@ static void xhci_port_reset(XHCIPort *port) case USB_SPEED_FULL: case USB_SPEED_HIGH: set_field(&port->portsc, PLS_U0, PORTSC_PLS); + trace_usb_xhci_port_link(port->portnr, PLS_U0); port->portsc |= PORTSC_PED; break; } @@ -2574,6 +2577,7 @@ static void xhci_port_write(void *ptr, hwaddr reg, /* overwrite PLS only when LWS=1 */ uint32_t pls = get_field(val, PORTSC_PLS); set_field(&portsc, pls, PORTSC_PLS); + trace_usb_xhci_port_link(port->portnr, pls); } /* read/write bits */ portsc &= ~(PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE); |