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usb: cdns3: change some trace event __dynamic_array() to __get_buf()

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some __dynamic_array() buffer will only used at trace event output time,
change to __get_buf() which will allocate tempary trace seq buffer for
output purpose.

Signed-off-by: Linyu Yuan <quic_linyyuan@quicinc.com>
Link: https://lore.kernel.org/r/1677465850-1396-3-git-send-email-quic_linyyuan@quicinc.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Linyu Yuan
2023-02-27 10:44:08 +08:00
committed by Greg Kroah-Hartman
parent 195a58cb36
commit 47ebfd604f
2 changed files with 8 additions and 16 deletions
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12
drivers/usb/cdns3/cdns3-trace.h
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@@ -100,13 +100,12 @@ DECLARE_EVENT_CLASS(cdns3_log_usb_irq,
TP_STRUCT__entry(
__field(enum usb_device_speed, speed)
__field(u32, usb_ists)
__dynamic_array(char, str, CDNS3_MSG_MAX)
),
TP_fast_assign(
__entry->speed = cdns3_get_speed(priv_dev);
__entry->usb_ists = usb_ists;
),
TP_printk("%s", cdns3_decode_usb_irq(__get_str(str), __entry->speed,
TP_printk("%s", cdns3_decode_usb_irq(__get_buf(CDNS3_MSG_MAX), __entry->speed,
__entry->usb_ists))
);
@@ -124,7 +123,6 @@ DECLARE_EVENT_CLASS(cdns3_log_epx_irq,
__field(u32, ep_traddr)
__field(u32, ep_last_sid)
__field(u32, use_streams)
__dynamic_array(char, str, CDNS3_MSG_MAX)
),
TP_fast_assign(
__assign_str(ep_name, priv_ep->name);
@@ -134,7 +132,7 @@ DECLARE_EVENT_CLASS(cdns3_log_epx_irq,
__entry->use_streams = priv_ep->use_streams;
),
TP_printk("%s, ep_traddr: %08x ep_last_sid: %08x use_streams: %d",
cdns3_decode_epx_irq(__get_str(str),
cdns3_decode_epx_irq(__get_buf(CDNS3_MSG_MAX),
__get_str(ep_name),
__entry->ep_sts),
__entry->ep_traddr,
@@ -153,13 +151,12 @@ DECLARE_EVENT_CLASS(cdns3_log_ep0_irq,
TP_STRUCT__entry(
__field(int, ep_dir)
__field(u32, ep_sts)
__dynamic_array(char, str, CDNS3_MSG_MAX)
),
TP_fast_assign(
__entry->ep_dir = priv_dev->selected_ep;
__entry->ep_sts = ep_sts;
),
TP_printk("%s", cdns3_decode_ep0_irq(__get_str(str),
TP_printk("%s", cdns3_decode_ep0_irq(__get_buf(CDNS3_MSG_MAX),
__entry->ep_dir,
__entry->ep_sts))
);
@@ -178,7 +175,6 @@ DECLARE_EVENT_CLASS(cdns3_log_ctrl,
__field(u16, wValue)
__field(u16, wIndex)
__field(u16, wLength)
__dynamic_array(char, str, CDNS3_MSG_MAX)
),
TP_fast_assign(
__entry->bRequestType = ctrl->bRequestType;
@@ -187,7 +183,7 @@ DECLARE_EVENT_CLASS(cdns3_log_ctrl,
__entry->wIndex = le16_to_cpu(ctrl->wIndex);
__entry->wLength = le16_to_cpu(ctrl->wLength);
),
TP_printk("%s", usb_decode_ctrl(__get_str(str), CDNS3_MSG_MAX,
TP_printk("%s", usb_decode_ctrl(__get_buf(CDNS3_MSG_MAX), CDNS3_MSG_MAX,
__entry->bRequestType,
__entry->bRequest, __entry->wValue,
__entry->wIndex, __entry->wLength)