From e382e751ef7848b237be2d569815dcc4f8097306 Mon Sep 17 00:00:00 2001 From: Gerd Hoffmann Date: Thu, 22 Mar 2012 15:10:55 +0100 Subject: [PATCH] usb-host: trace emulated requests Add tracepoint to track completion of emulated control requests. Signed-off-by: Gerd Hoffmann --- hw/usb/host-linux.c | 12 +++++++++--- trace-events | 1 + 2 files changed, 10 insertions(+), 3 deletions(-) diff --git a/hw/usb/host-linux.c b/hw/usb/host-linux.c index 5eb69160b0..912ce23928 100644 --- a/hw/usb/host-linux.c +++ b/hw/usb/host-linux.c @@ -1035,13 +1035,19 @@ static int usb_host_handle_control(USBDevice *dev, USBPacket *p, switch (request) { case DeviceOutRequest | USB_REQ_SET_ADDRESS: - return usb_host_set_address(s, value); + ret = usb_host_set_address(s, value); + trace_usb_host_req_emulated(s->bus_num, s->addr, ret); + return ret; case DeviceOutRequest | USB_REQ_SET_CONFIGURATION: - return usb_host_set_config(s, value & 0xff); + ret = usb_host_set_config(s, value & 0xff); + trace_usb_host_req_emulated(s->bus_num, s->addr, ret); + return ret; case InterfaceOutRequest | USB_REQ_SET_INTERFACE: - return usb_host_set_interface(s, index, value); + ret = usb_host_set_interface(s, index, value); + trace_usb_host_req_emulated(s->bus_num, s->addr, ret); + return ret; } /* The rest are asynchronous */ diff --git a/trace-events b/trace-events index a5f276d020..8ac1b62128 100644 --- a/trace-events +++ b/trace-events @@ -315,6 +315,7 @@ usb_host_release_interfaces(int bus, int addr) "dev %d:%d" usb_host_req_control(int bus, int addr, int req, int value, int index) "dev %d:%d, req 0x%x, value %d, index %d" usb_host_req_data(int bus, int addr, int in, int ep, int size) "dev %d:%d, in %d, ep %d, size %d" usb_host_req_complete(int bus, int addr, int status) "dev %d:%d, status %d" +usb_host_req_emulated(int bus, int addr, int status) "dev %d:%d, status %d" usb_host_urb_submit(int bus, int addr, void *aurb, int length, int more) "dev %d:%d, aurb %p, length %d, more %d" usb_host_urb_complete(int bus, int addr, void *aurb, int status, int length, int more) "dev %d:%d, aurb %p, status %d, length %d, more %d" usb_host_ep_set_halt(int bus, int addr, int ep) "dev %d:%d, ep %d"