1 files changed, 132 insertions, 0 deletions
diff --git a/drivers/dma/fsl-edma-trace.h b/drivers/dma/fsl-edma-trace.h
new file mode 100644
index 000000000000..d3541301a247
--- /dev/null
+++ b/drivers/dma/fsl-edma-trace.h
@@ -0,0 +1,132 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright 2023 NXP.
+ */
+
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM fsl_edma
+
+#if !defined(__LINUX_FSL_EDMA_TRACE) || defined(TRACE_HEADER_MULTI_READ)
+#define __LINUX_FSL_EDMA_TRACE
+
+#include <linux/types.h>
+#include <linux/tracepoint.h>
+
+DECLARE_EVENT_CLASS(edma_log_io,
+	TP_PROTO(struct fsl_edma_engine *edma, void __iomem *addr, u32 value),
+	TP_ARGS(edma, addr, value),
+	TP_STRUCT__entry(
+		__field(struct fsl_edma_engine *, edma)
+		__field(void __iomem *, addr)
+		__field(u32, value)
+	),
+	TP_fast_assign(
+		__entry->edma = edma;
+		__entry->addr = addr;
+		__entry->value = value;
+	),
+	TP_printk("offset %08x: value %08x",
+		(u32)(__entry->addr - __entry->edma->membase), __entry->value)
+);
+
+DEFINE_EVENT(edma_log_io, edma_readl,
+	TP_PROTO(struct fsl_edma_engine *edma, void __iomem *addr, u32 value),
+	TP_ARGS(edma, addr, value)
+);
+
+DEFINE_EVENT(edma_log_io, edma_writel,
+	TP_PROTO(struct fsl_edma_engine *edma, void __iomem *addr,  u32 value),
+	TP_ARGS(edma, addr, value)
+);
+
+DEFINE_EVENT(edma_log_io, edma_readw,
+	TP_PROTO(struct fsl_edma_engine *edma, void __iomem *addr, u32 value),
+	TP_ARGS(edma, addr, value)
+);
+
+DEFINE_EVENT(edma_log_io, edma_writew,
+	TP_PROTO(struct fsl_edma_engine *edma, void __iomem *addr,  u32 value),
+	TP_ARGS(edma, addr, value)
+);
+
+DEFINE_EVENT(edma_log_io, edma_readb,
+	TP_PROTO(struct fsl_edma_engine *edma, void __iomem *addr, u32 value),
+	TP_ARGS(edma, addr, value)
+);
+
+DEFINE_EVENT(edma_log_io, edma_writeb,
+	TP_PROTO(struct fsl_edma_engine *edma, void __iomem *addr,  u32 value),
+	TP_ARGS(edma, addr, value)
+);
+
+DECLARE_EVENT_CLASS(edma_log_tcd,
+	TP_PROTO(struct fsl_edma_chan *chan, void *tcd),
+	TP_ARGS(chan, tcd),
+	TP_STRUCT__entry(
+		__field(u64, saddr)
+		__field(u16, soff)
+		__field(u16, attr)
+		__field(u32, nbytes)
+		__field(u64, slast)
+		__field(u64, daddr)
+		__field(u16, doff)
+		__field(u16, citer)
+		__field(u64, dlast_sga)
+		__field(u16, csr)
+		__field(u16, biter)
+
+	),
+	TP_fast_assign(
+		__entry->saddr = fsl_edma_get_tcd_to_cpu(chan, tcd, saddr),
+		__entry->soff = fsl_edma_get_tcd_to_cpu(chan, tcd, soff),
+		__entry->attr = fsl_edma_get_tcd_to_cpu(chan, tcd, attr),
+		__entry->nbytes = fsl_edma_get_tcd_to_cpu(chan, tcd, nbytes),
+		__entry->slast = fsl_edma_get_tcd_to_cpu(chan, tcd, slast),
+		__entry->daddr = fsl_edma_get_tcd_to_cpu(chan, tcd, daddr),
+		__entry->doff = fsl_edma_get_tcd_to_cpu(chan, tcd, doff),
+		__entry->citer = fsl_edma_get_tcd_to_cpu(chan, tcd, citer),
+		__entry->dlast_sga = fsl_edma_get_tcd_to_cpu(chan, tcd, dlast_sga),
+		__entry->csr = fsl_edma_get_tcd_to_cpu(chan, tcd, csr),
+		__entry->biter = fsl_edma_get_tcd_to_cpu(chan, tcd, biter);
+	),
+	TP_printk("\n==== TCD =====\n"
+		  "  saddr:  0x%016llx\n"
+		  "  soff:               0x%04x\n"
+		  "  attr:               0x%04x\n"
+		  "  nbytes:         0x%08x\n"
+		  "  slast:  0x%016llx\n"
+		  "  daddr:  0x%016llx\n"
+		  "  doff:               0x%04x\n"
+		  "  citer:              0x%04x\n"
+		  "  dlast:  0x%016llx\n"
+		  "  csr:                0x%04x\n"
+		  "  biter:              0x%04x\n",
+		__entry->saddr,
+		__entry->soff,
+		__entry->attr,
+		__entry->nbytes,
+		__entry->slast,
+		__entry->daddr,
+		__entry->doff,
+		__entry->citer,
+		__entry->dlast_sga,
+		__entry->csr,
+		__entry->biter)
+);
+
+DEFINE_EVENT(edma_log_tcd, edma_fill_tcd,
+	TP_PROTO(struct fsl_edma_chan *chan, void *tcd),
+	TP_ARGS(chan, tcd)
+);
+
+#endif
+
+/* this part must be outside header guard */
+
+#undef TRACE_INCLUDE_PATH
+#define TRACE_INCLUDE_PATH .
+
+#undef TRACE_INCLUDE_FILE
+#define TRACE_INCLUDE_FILE fsl-edma-trace
+
+#include <trace/define_trace.h>