diff options
Diffstat (limited to 'drivers/net/thunderbolt/trace.h')
| -rw-r--r-- | drivers/net/thunderbolt/trace.h | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/drivers/net/thunderbolt/trace.h b/drivers/net/thunderbolt/trace.h new file mode 100644 index 0000000000..9626eadaeb --- /dev/null +++ b/drivers/net/thunderbolt/trace.h @@ -0,0 +1,141 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Tracepoints for Thunderbolt/USB4 networking driver + * + * Copyright (C) 2023, Intel Corporation + * Author: Mika Westerberg <mika.westerberg@linux.intel.com> + */ + +#undef TRACE_SYSTEM +#define TRACE_SYSTEM thunderbolt_net + +#if !defined(__TRACE_THUNDERBOLT_NET_H) || defined(TRACE_HEADER_MULTI_READ) +#define __TRACE_THUNDERBOLT_NET_H + +#include <linux/dma-direction.h> +#include <linux/skbuff.h> +#include <linux/tracepoint.h> + +#define DMA_DATA_DIRECTION_NAMES \ + { DMA_BIDIRECTIONAL, "DMA_BIDIRECTIONAL" }, \ + { DMA_TO_DEVICE, "DMA_TO_DEVICE" }, \ + { DMA_FROM_DEVICE, "DMA_FROM_DEVICE" }, \ + { DMA_NONE, "DMA_NONE" } + +DECLARE_EVENT_CLASS(tbnet_frame, + TP_PROTO(unsigned int index, const void *page, dma_addr_t phys, + enum dma_data_direction dir), + TP_ARGS(index, page, phys, dir), + TP_STRUCT__entry( + __field(unsigned int, index) + __field(const void *, page) + __field(dma_addr_t, phys) + __field(enum dma_data_direction, dir) + ), + TP_fast_assign( + __entry->index = index; + __entry->page = page; + __entry->phys = phys; + __entry->dir = dir; + ), + TP_printk("index=%u page=%p phys=%pad dir=%s", + __entry->index, __entry->page, &__entry->phys, + __print_symbolic(__entry->dir, DMA_DATA_DIRECTION_NAMES)) +); + +DEFINE_EVENT(tbnet_frame, tbnet_alloc_rx_frame, + TP_PROTO(unsigned int index, const void *page, dma_addr_t phys, + enum dma_data_direction dir), + TP_ARGS(index, page, phys, dir) +); + +DEFINE_EVENT(tbnet_frame, tbnet_alloc_tx_frame, + TP_PROTO(unsigned int index, const void *page, dma_addr_t phys, + enum dma_data_direction dir), + TP_ARGS(index, page, phys, dir) +); + +DEFINE_EVENT(tbnet_frame, tbnet_free_frame, + TP_PROTO(unsigned int index, const void *page, dma_addr_t phys, + enum dma_data_direction dir), + TP_ARGS(index, page, phys, dir) +); + +DECLARE_EVENT_CLASS(tbnet_ip_frame, + TP_PROTO(__le32 size, __le16 id, __le16 index, __le32 count), + TP_ARGS(size, id, index, count), + TP_STRUCT__entry( + __field(u32, size) + __field(u16, id) + __field(u16, index) + __field(u32, count) + ), + TP_fast_assign( + __entry->size = le32_to_cpu(size); + __entry->id = le16_to_cpu(id); + __entry->index = le16_to_cpu(index); + __entry->count = le32_to_cpu(count); + ), + TP_printk("id=%u size=%u index=%u count=%u", + __entry->id, __entry->size, __entry->index, __entry->count) +); + +DEFINE_EVENT(tbnet_ip_frame, tbnet_rx_ip_frame, + TP_PROTO(__le32 size, __le16 id, __le16 index, __le32 count), + TP_ARGS(size, id, index, count) +); + +DEFINE_EVENT(tbnet_ip_frame, tbnet_invalid_rx_ip_frame, + TP_PROTO(__le32 size, __le16 id, __le16 index, __le32 count), + TP_ARGS(size, id, index, count) +); + +DEFINE_EVENT(tbnet_ip_frame, tbnet_tx_ip_frame, + TP_PROTO(__le32 size, __le16 id, __le16 index, __le32 count), + TP_ARGS(size, id, index, count) +); + +DECLARE_EVENT_CLASS(tbnet_skb, + TP_PROTO(const struct sk_buff *skb), + TP_ARGS(skb), + TP_STRUCT__entry( + __field(const void *, addr) + __field(unsigned int, len) + __field(unsigned int, data_len) + __field(unsigned int, nr_frags) + ), + TP_fast_assign( + __entry->addr = skb; + __entry->len = skb->len; + __entry->data_len = skb->data_len; + __entry->nr_frags = skb_shinfo(skb)->nr_frags; + ), + TP_printk("skb=%p len=%u data_len=%u nr_frags=%u", + __entry->addr, __entry->len, __entry->data_len, + __entry->nr_frags) +); + +DEFINE_EVENT(tbnet_skb, tbnet_rx_skb, + TP_PROTO(const struct sk_buff *skb), + TP_ARGS(skb) +); + +DEFINE_EVENT(tbnet_skb, tbnet_tx_skb, + TP_PROTO(const struct sk_buff *skb), + TP_ARGS(skb) +); + +DEFINE_EVENT(tbnet_skb, tbnet_consume_skb, + TP_PROTO(const struct sk_buff *skb), + TP_ARGS(skb) +); + +#endif /* _TRACE_THUNDERBOLT_NET_H */ + +#undef TRACE_INCLUDE_PATH +#define TRACE_INCLUDE_PATH . + +#undef TRACE_INCLUDE_FILE +#define TRACE_INCLUDE_FILE trace + +#include <trace/define_trace.h> |