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usb: dwc3: trace: rely on __string() and __assign_str() 

Instead of going for a 512 byte buffer and using snprintf(), let's
rely on helps __string() and __assign_str() where possible.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
This commit is contained in:
Felipe Balbi 2017-04-28 12:54:52 +03:00
parent dfc5e80578
commit e42f09b85f
1 changed files with 8 additions and 8 deletions
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16
drivers/usb/dwc3/trace.h
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@ -107,7 +107,7 @@ DECLARE_EVENT_CLASS(dwc3_log_request,
TP_PROTO(struct dwc3_request *req),
TP_ARGS(req),
TP_STRUCT__entry(
__dynamic_array(char, name, DWC3_MSG_MAX)
__string(name, req->dep->name)
__field(struct dwc3_request *, req)
__field(unsigned, actual)
__field(unsigned, length)
@ -117,7 +117,7 @@ DECLARE_EVENT_CLASS(dwc3_log_request,
__field(int, no_interrupt)
),
TP_fast_assign(
snprintf(__get_str(name), DWC3_MSG_MAX, "%s", req->dep->name);
__assign_str(name, req->dep->name);
__entry->req = req;
__entry->actual = req->request.actual;
__entry->length = req->request.length;
@ -190,7 +190,7 @@ DECLARE_EVENT_CLASS(dwc3_log_gadget_ep_cmd,
struct dwc3_gadget_ep_cmd_params *params, int cmd_status),
TP_ARGS(dep, cmd, params, cmd_status),
TP_STRUCT__entry(
__dynamic_array(char, name, DWC3_MSG_MAX)
__string(name, dep->name)
__field(unsigned int, cmd)
__field(u32, param0)
__field(u32, param1)
@ -198,7 +198,7 @@ DECLARE_EVENT_CLASS(dwc3_log_gadget_ep_cmd,
__field(int, cmd_status)
),
TP_fast_assign(
snprintf(__get_str(name), DWC3_MSG_MAX, "%s", dep->name);
__assign_str(name, dep->name);
__entry->cmd = cmd;
__entry->param0 = params->param0;
__entry->param1 = params->param1;
@ -223,7 +223,7 @@ DECLARE_EVENT_CLASS(dwc3_log_trb,
TP_PROTO(struct dwc3_ep *dep, struct dwc3_trb *trb),
TP_ARGS(dep, trb),
TP_STRUCT__entry(
__dynamic_array(char, name, DWC3_MSG_MAX)
__string(name, dep->name)
__field(struct dwc3_trb *, trb)
__field(u32, allocated)
__field(u32, queued)
@ -234,7 +234,7 @@ DECLARE_EVENT_CLASS(dwc3_log_trb,
__field(u32, type)
),
TP_fast_assign(
snprintf(__get_str(name), DWC3_MSG_MAX, "%s", dep->name);
__assign_str(name, dep->name);
__entry->trb = trb;
__entry->allocated = dep->allocated_requests;
__entry->queued = dep->queued_requests;
@ -291,7 +291,7 @@ DECLARE_EVENT_CLASS(dwc3_log_ep,
TP_PROTO(struct dwc3_ep *dep),
TP_ARGS(dep),
TP_STRUCT__entry(
__dynamic_array(char, name, DWC3_MSG_MAX)
__string(name, dep->name)
__field(unsigned, maxpacket)
__field(unsigned, maxpacket_limit)
__field(unsigned, max_streams)
@ -302,7 +302,7 @@ DECLARE_EVENT_CLASS(dwc3_log_ep,
__field(u8, trb_dequeue)
),
TP_fast_assign(
snprintf(__get_str(name), DWC3_MSG_MAX, "%s", dep->name);
__assign_str(name, dep->name);
__entry->maxpacket = dep->endpoint.maxpacket;
__entry->maxpacket_limit = dep->endpoint.maxpacket_limit;
__entry->max_streams = dep->endpoint.max_streams;