MLK-23677-4 usb: chipidea: add tracepoint support for udc
Add basic tracepoint support for udc driver. Reviewed-by: Jun Li <jun.li@nxp.com> Signed-off-by: Peter Chen <peter.chen@nxp.com>5.4-rM2-2.2.x-imx-squashed
parent
104a42c649
commit
d74f8108dc
|
@ -1,8 +1,11 @@
|
|||
# SPDX-License-Identifier: GPL-2.0
|
||||
|
||||
# define_trace.h needs to know how to find our header
|
||||
CFLAGS_trace.o := -I$(src)
|
||||
obj-$(CONFIG_USB_CHIPIDEA) += ci_hdrc.o
|
||||
|
||||
ci_hdrc-y := core.o otg.o debug.o ulpi.o
|
||||
ci_hdrc-$(CONFIG_USB_CHIPIDEA_UDC) += udc.o
|
||||
ci_hdrc-$(CONFIG_USB_CHIPIDEA_UDC) += udc.o trace.o
|
||||
ci_hdrc-$(CONFIG_USB_CHIPIDEA_HOST) += host.o
|
||||
ci_hdrc-$(CONFIG_USB_OTG_FSM) += otg_fsm.o
|
||||
|
||||
|
|
|
@ -0,0 +1,23 @@
|
|||
// SPDX-License-Identifier: GPL-2.0
|
||||
/*
|
||||
* Chipidea Device Mode Trace Support
|
||||
*
|
||||
* Copyright (C) 2020 NXP
|
||||
*
|
||||
* Author: Peter Chen <peter.chen@nxp.com>
|
||||
*/
|
||||
|
||||
#define CREATE_TRACE_POINTS
|
||||
#include "trace.h"
|
||||
|
||||
void ci_log(struct ci_hdrc *ci, const char *fmt, ...)
|
||||
{
|
||||
struct va_format vaf;
|
||||
va_list args;
|
||||
|
||||
va_start(args, fmt);
|
||||
vaf.fmt = fmt;
|
||||
vaf.va = &args;
|
||||
trace_ci_log(ci, &vaf);
|
||||
va_end(args);
|
||||
}
|
|
@ -0,0 +1,91 @@
|
|||
/* SPDX-License-Identifier: GPL-2.0 */
|
||||
/*
|
||||
* Trace support header file for device mode
|
||||
*
|
||||
* Copyright (C) 2020 NXP
|
||||
*
|
||||
* Author: Peter Chen <peter.chen@nxp.com>
|
||||
*/
|
||||
|
||||
#undef TRACE_SYSTEM
|
||||
#define TRACE_SYSTEM chipidea
|
||||
|
||||
#if !defined(__LINUX_CHIPIDEA_TRACE) || defined(TRACE_HEADER_MULTI_READ)
|
||||
#define __LINUX_CHIPIDEA_TRACE
|
||||
|
||||
#include <linux/types.h>
|
||||
#include <linux/tracepoint.h>
|
||||
#include "ci.h"
|
||||
#include "udc.h"
|
||||
|
||||
#define CHIPIDEA_MSG_MAX 500
|
||||
|
||||
void ci_log(struct ci_hdrc *ci, const char *fmt, ...);
|
||||
|
||||
TRACE_EVENT(ci_log,
|
||||
TP_PROTO(struct ci_hdrc *ci, struct va_format *vaf),
|
||||
TP_ARGS(ci, vaf),
|
||||
TP_STRUCT__entry(
|
||||
__string(name, dev_name(ci->dev))
|
||||
__dynamic_array(char, msg, CHIPIDEA_MSG_MAX)
|
||||
),
|
||||
TP_fast_assign(
|
||||
__assign_str(name, dev_name(ci->dev));
|
||||
vsnprintf(__get_str(msg), CHIPIDEA_MSG_MAX, vaf->fmt, *vaf->va);
|
||||
),
|
||||
TP_printk("%s: %s", __get_str(name), __get_str(msg))
|
||||
);
|
||||
|
||||
DECLARE_EVENT_CLASS(ci_log_trb,
|
||||
TP_PROTO(struct ci_hw_ep *hwep, struct ci_hw_req *hwreq, struct td_node *td),
|
||||
TP_ARGS(hwep, hwreq, td),
|
||||
TP_STRUCT__entry(
|
||||
__string(name, hwep->name)
|
||||
__field(struct td_node *, td)
|
||||
__field(struct usb_request *, req)
|
||||
__field(dma_addr_t, dma)
|
||||
__field(s32, td_remaining_size)
|
||||
__field(u32, next)
|
||||
__field(u32, token)
|
||||
__field(u32, type)
|
||||
),
|
||||
TP_fast_assign(
|
||||
__assign_str(name, hwep->name);
|
||||
__entry->req = &hwreq->req;
|
||||
__entry->td = td;
|
||||
__entry->dma = td->dma;
|
||||
__entry->td_remaining_size = td->td_remaining_size;
|
||||
__entry->next = td->ptr->next;
|
||||
__entry->token = td->ptr->token;
|
||||
__entry->type = usb_endpoint_type(hwep->ep.desc);
|
||||
),
|
||||
TP_printk("%s: req: %p, td %p, td_dma_address: 0x%llx, remaining_size: %d,"
|
||||
"next: 0x%x, total bytes: %d, status: 0x%lx",
|
||||
__get_str(name), __entry->req, __entry->td, __entry->dma,
|
||||
__entry->td_remaining_size, __entry->next,
|
||||
(int)((__entry->token & TD_TOTAL_BYTES) >> __ffs(TD_TOTAL_BYTES)),
|
||||
__entry->token & TD_STATUS
|
||||
)
|
||||
);
|
||||
|
||||
DEFINE_EVENT(ci_log_trb, ci_prepare_td,
|
||||
TP_PROTO(struct ci_hw_ep *hwep, struct ci_hw_req *hwreq, struct td_node *td),
|
||||
TP_ARGS(hwep, hwreq, td)
|
||||
);
|
||||
|
||||
DEFINE_EVENT(ci_log_trb, ci_complete_td,
|
||||
TP_PROTO(struct ci_hw_ep *hwep, struct ci_hw_req *hwreq, struct td_node *td),
|
||||
TP_ARGS(hwep, hwreq, td)
|
||||
);
|
||||
|
||||
#endif /* __LINUX_CHIPIDEA_TRACE */
|
||||
|
||||
/* this part must be outside header guard */
|
||||
|
||||
#undef TRACE_INCLUDE_PATH
|
||||
#define TRACE_INCLUDE_PATH .
|
||||
|
||||
#undef TRACE_INCLUDE_FILE
|
||||
#define TRACE_INCLUDE_FILE trace
|
||||
|
||||
#include <trace/define_trace.h>
|
Loading…
Reference in New Issue