trace.c

// SPDX-License-Identifier: <SPDX License Expression>

#define CREATE_TRACE_POINTS
#include "trace.h"

#include "mx_dma.h"

/* Keep IO_OPCODE_* hardcoded in trace.h's mx_dma_opcode_names in sync with the
 * anonymous enum in mx_dma.h.  Reordering or inserting an opcode without
 * touching trace.h would silently fall back to the raw integer — these asserts
 * fail the build instead. */
static_assert(IO_OPCODE_DATA_READ     == 0,  "trace opcode names out of sync");
static_assert(IO_OPCODE_DATA_WRITE    == 1,  "trace opcode names out of sync");
static_assert(IO_OPCODE_CONTEXT_READ  == 2,  "trace opcode names out of sync");
static_assert(IO_OPCODE_CONTEXT_WRITE == 3,  "trace opcode names out of sync");
static_assert(IO_OPCODE_SQ_READ       == 4,  "trace opcode names out of sync");
static_assert(IO_OPCODE_SQ_WRITE      == 5,  "trace opcode names out of sync");
static_assert(IO_OPCODE_CQ_READ       == 6,  "trace opcode names out of sync");
static_assert(IO_OPCODE_CQ_WRITE      == 7,  "trace opcode names out of sync");
static_assert(IO_OPCODE_PASSTHRU      == 8,  "trace opcode names out of sync");
static_assert(IO_OPCODE_SEND          == 9,  "trace opcode names out of sync");
static_assert(IO_OPCODE_RECV          == 10, "trace opcode names out of sync");

/* Same guard for enum dma_data_direction (ABI-frozen kernel enum, boundary asserts suffice). */
static_assert(DMA_BIDIRECTIONAL == 0, "trace dir names out of sync");
static_assert(DMA_NONE          == 3, "trace dir names out of sync");