1 files changed, 91 insertions, 0 deletions
diff --git a/include/trace/events/mmc.h b/include/trace/events/mmc.h
new file mode 100644
index 00000000000..82b368dbcef
--- /dev/null
+++ b/include/trace/events/mmc.h
@@ -0,0 +1,91 @@
+/*
+ * Copyright (C) 2013 Google, Inc.
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM mmc
+
+#if !defined(_TRACE_MMC_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_MMC_H
+
+#include <linux/tracepoint.h>
+#include <linux/mmc/mmc.h>
+#include <linux/mmc/core.h>
+
+/*
+ * Unconditional logging of mmc block erase operations,
+ * including cmd, address, size
+ */
+DECLARE_EVENT_CLASS(mmc_blk_erase_class,
+	TP_PROTO(unsigned int cmd, unsigned int addr, unsigned int size),
+	TP_ARGS(cmd, addr, size),
+	TP_STRUCT__entry(
+		__field(unsigned int, cmd)
+		__field(unsigned int, addr)
+		__field(unsigned int, size)
+	),
+	TP_fast_assign(
+		__entry->cmd = cmd;
+		__entry->addr = addr;
+		__entry->size = size;
+	),
+	TP_printk("cmd=%u,addr=0x%08x,size=0x%08x",
+		  __entry->cmd, __entry->addr, __entry->size)
+);
+
+DEFINE_EVENT(mmc_blk_erase_class, mmc_blk_erase_start,
+	TP_PROTO(unsigned int cmd, unsigned int addr, unsigned int size),
+	TP_ARGS(cmd, addr, size));
+
+DEFINE_EVENT(mmc_blk_erase_class, mmc_blk_erase_end,
+	TP_PROTO(unsigned int cmd, unsigned int addr, unsigned int size),
+	TP_ARGS(cmd, addr, size));
+
+/*
+ * Logging of start of read or write mmc block operation,
+ * including cmd, address, size
+ */
+DECLARE_EVENT_CLASS(mmc_blk_rw_class,
+	TP_PROTO(unsigned int cmd, unsigned int addr, struct mmc_data *data),
+	TP_ARGS(cmd, addr, data),
+	TP_STRUCT__entry(
+		__field(unsigned int, cmd)
+		__field(unsigned int, addr)
+		__field(unsigned int, size)
+	),
+	TP_fast_assign(
+		__entry->cmd = cmd;
+		__entry->addr = addr;
+		__entry->size = data->blocks;
+	),
+	TP_printk("cmd=%u,addr=0x%08x,size=0x%08x",
+		  __entry->cmd, __entry->addr, __entry->size)
+);
+
+DEFINE_EVENT_CONDITION(mmc_blk_rw_class, mmc_blk_rw_start,
+	TP_PROTO(unsigned int cmd, unsigned int addr, struct mmc_data *data),
+	TP_ARGS(cmd, addr, data),
+	TP_CONDITION(((cmd == MMC_READ_MULTIPLE_BLOCK) ||
+		      (cmd == MMC_WRITE_MULTIPLE_BLOCK)) &&
+		      data));
+
+DEFINE_EVENT_CONDITION(mmc_blk_rw_class, mmc_blk_rw_end,
+	TP_PROTO(unsigned int cmd, unsigned int addr, struct mmc_data *data),
+	TP_ARGS(cmd, addr, data),
+	TP_CONDITION(((cmd == MMC_READ_MULTIPLE_BLOCK) ||
+		      (cmd == MMC_WRITE_MULTIPLE_BLOCK)) &&
+		      data));
+#endif /* _TRACE_MMC_H */
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>