Commit 4f47f0f8 authored by Gerd Hoffmann's avatar Gerd Hoffmann
Browse files

xhci: add port trace points 



Signed-off-by: default avatarGerd Hoffmann <kraxel@redhat.com>
parent b62b0828

hw/usb/hcd-xhci.c

+5 −1
Original line number Diff line number Diff line
@@ -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);

trace-events

+2 −0
Original line number Diff line number Diff line
@@ -333,6 +333,8 @@ usb_xhci_irq_msix_use(uint32_t nr) "nr %d" 
usb_xhci_irq_msix_unuse(uint32_t nr) "nr %d"

usb_xhci_queue_event(uint32_t vector, uint32_t idx, const char *trb, const char *evt, uint64_t param, uint32_t status, uint32_t control) "v %d, idx %d, %s, %s, p %016" PRIx64 ", s %08x, c 0x%08x"

usb_xhci_fetch_trb(uint64_t addr, const char *name, uint64_t param, uint32_t status, uint32_t control) "addr %016" PRIx64 ", %s, p %016" PRIx64 ", s %08x, c 0x%08x"

usb_xhci_port_reset(uint32_t port) "port %d"

usb_xhci_port_link(uint32_t port, uint32_t pls) "port %d, pls %d"

usb_xhci_slot_enable(uint32_t slotid) "slotid %d"

usb_xhci_slot_disable(uint32_t slotid) "slotid %d"

usb_xhci_slot_address(uint32_t slotid) "slotid %d"