drivers/infiniband/hw/hfi1/trace_tid.h

Source file repositories/reference/linux-study-clean/drivers/infiniband/hw/hfi1/trace_tid.h

File Facts

System
Linux kernel
Corpus path
drivers/infiniband/hw/hfi1/trace_tid.h
Extension
.h
Size
44969 bytes
Lines
1643
Domain
Driver Families
Bucket
drivers/infiniband
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

#if !defined(__HFI1_TRACE_TID_H) || defined(TRACE_HEADER_MULTI_READ)
#define __HFI1_TRACE_TID_H

#include <linux/tracepoint.h>
#include <linux/trace_seq.h>

#include "hfi.h"

#define tidtype_name(type) { PT_##type, #type }
#define show_tidtype(type)                   \
__print_symbolic(type,                       \
	tidtype_name(EXPECTED),              \
	tidtype_name(EAGER),                 \
	tidtype_name(INVALID))               \

#undef TRACE_SYSTEM
#define TRACE_SYSTEM hfi1_tid

u8 hfi1_trace_get_tid_ctrl(u32 ent);
u16 hfi1_trace_get_tid_len(u32 ent);
u16 hfi1_trace_get_tid_idx(u32 ent);

#define OPFN_PARAM_PRN "[%s] qpn 0x%x %s OPFN: qp 0x%x, max read %u, " \
		       "max write %u, max length %u, jkey 0x%x timeout %u " \
		       "urg %u"

#define TID_FLOW_PRN "[%s] qpn 0x%x flow %d: idx %d resp_ib_psn 0x%x " \
		     "generation 0x%x fpsn 0x%x-%x r_next_psn 0x%x " \
		     "ib_psn 0x%x-%x npagesets %u tnode_cnt %u " \
		     "tidcnt %u tid_idx %u tid_offset %u length %u sent %u"

#define TID_NODE_PRN "[%s] qpn 0x%x  %s idx %u grp base 0x%x map 0x%x " \
		     "used %u cnt %u"

#define RSP_INFO_PRN "[%s] qpn 0x%x state 0x%x s_state 0x%x psn 0x%x " \
		     "r_psn 0x%x r_state 0x%x r_flags 0x%x " \
		     "r_head_ack_queue %u s_tail_ack_queue %u " \
		     "s_acked_ack_queue %u s_ack_state 0x%x " \
		     "s_nak_state 0x%x s_flags 0x%x ps_flags 0x%x " \
		     "iow_flags 0x%lx"

#define SENDER_INFO_PRN "[%s] qpn 0x%x state 0x%x s_cur %u s_tail %u " \
			"s_head %u s_acked %u s_last %u s_psn 0x%x " \
			"s_last_psn 0x%x s_flags 0x%x ps_flags 0x%x " \
			"iow_flags 0x%lx s_state 0x%x s_num_rd %u s_retry %u"

#define TID_READ_SENDER_PRN "[%s] qpn 0x%x newreq %u tid_r_reqs %u " \
			    "tid_r_comp %u pending_tid_r_segs %u " \
			    "s_flags 0x%x ps_flags 0x%x iow_flags 0x%lx " \
			    "s_state 0x%x hw_flow_index %u generation 0x%x " \
			    "fpsn 0x%x"

#define TID_REQ_PRN "[%s] qpn 0x%x newreq %u opcode 0x%x psn 0x%x lpsn 0x%x " \
		    "cur_seg %u comp_seg %u ack_seg %u alloc_seg %u " \
		    "total_segs %u setup_head %u clear_tail %u flow_idx %u " \
		    "acked_tail %u state %u r_ack_psn 0x%x r_flow_psn 0x%x " \
		    "r_last_ackd 0x%x s_next_psn 0x%x"

#define RCV_ERR_PRN "[%s] qpn 0x%x s_flags 0x%x state 0x%x " \
		    "s_acked_ack_queue %u s_tail_ack_queue %u " \
		    "r_head_ack_queue %u opcode 0x%x psn 0x%x r_psn 0x%x " \
		    " diff %d"

#define TID_WRITE_RSPDR_PRN "[%s] qpn 0x%x r_tid_head %u r_tid_tail %u " \
			    "r_tid_ack %u r_tid_alloc %u alloc_w_segs %u " \
			    "pending_tid_w_segs %u sync_pt %s " \
			    "ps_nak_psn 0x%x ps_nak_state 0x%x " \
			    "prnr_nak_state 0x%x hw_flow_index %u generation "\
			    "0x%x fpsn 0x%x resync %s" \
			    "r_next_psn_kdeth 0x%x"

#define TID_WRITE_SENDER_PRN "[%s] qpn 0x%x newreq %u s_tid_cur %u " \
			     "s_tid_tail %u s_tid_head %u " \
			     "pending_tid_w_resp %u n_requests %u " \
			     "n_tid_requests %u s_flags 0x%x ps_flags 0x%x "\
			     "iow_flags 0x%lx s_state 0x%x s_retry %u"

#define KDETH_EFLAGS_ERR_PRN "[%s] qpn 0x%x  TID ERR: RcvType 0x%x " \
			     "RcvTypeError 0x%x PSN 0x%x"

DECLARE_EVENT_CLASS(/* class */
	hfi1_exp_tid_reg_unreg,
	TP_PROTO(unsigned int ctxt, u16 subctxt, u32 rarr, u32 npages,
		 unsigned long va, unsigned long pa, dma_addr_t dma),
	TP_ARGS(ctxt, subctxt, rarr, npages, va, pa, dma),
	TP_STRUCT__entry(/* entry */
		__field(unsigned int, ctxt)
		__field(u16, subctxt)
		__field(u32, rarr)
		__field(u32, npages)

Annotation

Implementation Notes