video: tegra: host: gk20a: Add own trace events

This patch modifies gk20a driver to use its own trace events instead
of trace events of nvhost.

Bug 1468086

Change-Id: I1f40ba957ec7e25904e9f4621346cb7dc256a550
Signed-off-by: Arto Merilainen <amerilainen@nvidia.com>
Reviewed-on: http://git-master/r/374289
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Tested-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 275 insertions, 0 deletions

diff --git a/include/trace/events/gk20a.h b/include/trace/events/gk20a.h
new file mode 100644
index 00000000..c2cf5f81
--- /dev/null
+++ b/include/trace/events/gk20a.h
@@ -0,0 +1,275 @@
+/*
+ * gk20a event logging to ftrace.
+ *
+ * Copyright (c) 2014, NVIDIA CORPORATION.  All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope 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 gk20a
+
+#if !defined(_TRACE_GK20A_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_GK20A_H
+
+#include <linux/ktime.h>
+#include <linux/tracepoint.h>
+
+DECLARE_EVENT_CLASS(gk20a,
+        TP_PROTO(const char *name),
+        TP_ARGS(name),
+        TP_STRUCT__entry(__field(const char *, name)),
+        TP_fast_assign(__entry->name = name;),
+        TP_printk("name=%s", __entry->name)
+);
+
+DEFINE_EVENT(gk20a, gk20a_channel_open,
+        TP_PROTO(const char *name),
+        TP_ARGS(name)
+);
+
+DEFINE_EVENT(gk20a, gk20a_channel_release,
+        TP_PROTO(const char *name),
+        TP_ARGS(name)
+);
+
+TRACE_EVENT(gk20a_push_cmdbuf,
+        TP_PROTO(const char *name, u32 mem_id,
+                        u32 words, u32 offset, void *cmdbuf),
+
+        TP_ARGS(name, mem_id, words, offset, cmdbuf),
+
+        TP_STRUCT__entry(
+                __field(const char *, name)
+                __field(u32, mem_id)
+                __field(u32, words)
+                __field(u32, offset)
+                __field(bool, cmdbuf)
+                __dynamic_array(u32, cmdbuf, words)
+        ),
+
+        TP_fast_assign(
+                if (cmdbuf) {
+                        memcpy(__get_dynamic_array(cmdbuf), cmdbuf+offset,
+                                        words * sizeof(u32));
+                }
+                __entry->cmdbuf = cmdbuf;
+                __entry->name = name;
+                __entry->mem_id = mem_id;
+                __entry->words = words;
+                __entry->offset = offset;
+        ),
+
+        TP_printk("name=%s, mem_id=%08x, words=%u, offset=%d, contents=[%s]",
+          __entry->name, __entry->mem_id,
+          __entry->words, __entry->offset,
+          __print_hex(__get_dynamic_array(cmdbuf),
+                  __entry->cmdbuf ? __entry->words * 4 : 0))
+);
+
+TRACE_EVENT(gk20a_channel_submit_gpfifo,
+                TP_PROTO(const char *name, u32 hw_chid, u32 num_entries,
+                u32 flags, u32 wait_id, u32 wait_value,
+                u32 incr_id),
+
+                TP_ARGS(name, hw_chid, num_entries, flags, wait_id, wait_value,
+                        incr_id),
+
+        TP_STRUCT__entry(
+                __field(const char *, name)
+                __field(u32, hw_chid)
+                __field(u32, num_entries)
+                __field(u32, flags)
+                __field(u32, wait_id)
+                __field(u32, wait_value)
+                __field(u32, incr_id)
+        ),
+
+        TP_fast_assign(
+                __entry->name = name;
+                __entry->hw_chid = hw_chid;
+                __entry->num_entries = num_entries;
+                __entry->flags = flags;
+                __entry->wait_id = wait_id;
+                __entry->wait_value = wait_value;
+                __entry->incr_id = incr_id;
+        ),
+
+        TP_printk("name=%s, hw_chid=%d, num_entries=%u, flags=%u, wait_id=%d,"
+                " wait_value=%u, incr_id=%u",
+                __entry->name, __entry->hw_chid, __entry->num_entries,
+                __entry->flags, __entry->wait_id, __entry->wait_value,
+                __entry->incr_id)
+);
+
+TRACE_EVENT(gk20a_channel_submitted_gpfifo,
+                TP_PROTO(const char *name, u32 hw_chid, u32 num_entries,
+                u32 flags, u32 wait_id, u32 wait_value,
+                u32 incr_id, u32 incr_value),
+
+                TP_ARGS(name, hw_chid, num_entries, flags, wait_id, wait_value,
+                        incr_id, incr_value),
+
+        TP_STRUCT__entry(
+                __field(const char *, name)
+                __field(u32, hw_chid)
+                __field(u32, num_entries)
+                __field(u32, flags)
+                __field(u32, wait_id)
+                __field(u32, wait_value)
+                __field(u32, incr_id)
+                __field(u32, incr_value)
+        ),
+
+        TP_fast_assign(
+                __entry->name = name;
+                __entry->hw_chid = hw_chid;
+                __entry->num_entries = num_entries;
+                __entry->flags = flags;
+                __entry->wait_id = wait_id;
+                __entry->wait_value = wait_value;
+                __entry->incr_id = incr_id;
+                __entry->incr_value = incr_value;
+        ),
+
+        TP_printk("name=%s, hw_chid=%d, num_entries=%u, flags=%u, wait_id=%d,"
+                " wait_value=%u, incr_id=%u, incr_value=%u",
+                __entry->name, __entry->hw_chid, __entry->num_entries,
+                __entry->flags, __entry->wait_id, __entry->wait_value,
+                __entry->incr_id, __entry->incr_value)
+);
+
+
+TRACE_EVENT(gk20a_as_dev_open,
+        TP_PROTO(const char *name),
+        TP_ARGS(name),
+        TP_STRUCT__entry(
+                         __field(const char *, name)
+                         ),
+        TP_fast_assign(
+                       __entry->name = name;
+                       ),
+        TP_printk("name=%s ",  __entry->name)
+);
+
+TRACE_EVENT(gk20a_as_dev_release,
+        TP_PROTO(const char *name),
+        TP_ARGS(name),
+        TP_STRUCT__entry(
+                         __field(const char *, name)
+                         ),
+        TP_fast_assign(
+                       __entry->name = name;
+                       ),
+        TP_printk("name=%s ",  __entry->name)
+);
+
+
+TRACE_EVENT(gk20a_as_ioctl_bind_channel,
+        TP_PROTO(const char *name),
+        TP_ARGS(name),
+        TP_STRUCT__entry(
+                         __field(const char *, name)
+                         ),
+        TP_fast_assign(
+                       __entry->name = name;
+                       ),
+        TP_printk("name=%s ",  __entry->name)
+);
+
+
+TRACE_EVENT(gk20a_as_ioctl_alloc_space,
+        TP_PROTO(const char *name),
+        TP_ARGS(name),
+        TP_STRUCT__entry(
+                         __field(const char *, name)
+                         ),
+        TP_fast_assign(
+                       __entry->name = name;
+                       ),
+        TP_printk("name=%s ",  __entry->name)
+);
+
+TRACE_EVENT(gk20a_as_ioctl_free_space,
+        TP_PROTO(const char *name),
+        TP_ARGS(name),
+        TP_STRUCT__entry(
+                         __field(const char *, name)
+                         ),
+        TP_fast_assign(
+                       __entry->name = name;
+                       ),
+        TP_printk("name=%s ",  __entry->name)
+);
+
+TRACE_EVENT(gk20a_as_ioctl_map_buffer,
+        TP_PROTO(const char *name),
+        TP_ARGS(name),
+        TP_STRUCT__entry(
+                         __field(const char *, name)
+                         ),
+        TP_fast_assign(
+                       __entry->name = name;
+                       ),
+        TP_printk("name=%s ",  __entry->name)
+);
+
+TRACE_EVENT(gk20a_as_ioctl_unmap_buffer,
+        TP_PROTO(const char *name),
+        TP_ARGS(name),
+        TP_STRUCT__entry(
+                         __field(const char *, name)
+                         ),
+        TP_fast_assign(
+                       __entry->name = name;
+                       ),
+        TP_printk("name=%s ",  __entry->name)
+);
+
+TRACE_EVENT(gk20a_mmu_fault,
+            TP_PROTO(u32 fault_hi, u32 fault_lo,
+                     u32 fault_info,
+                     u32 instance,
+                     u32 engine_id,
+                     const char *engine,
+                     const char *client,
+                     const char *fault_type),
+            TP_ARGS(fault_hi, fault_lo, fault_info,
+                    instance, engine_id, engine, client, fault_type),
+            TP_STRUCT__entry(
+                         __field(u32, fault_hi)
+                         __field(u32, fault_lo)
+                         __field(u32, fault_info)
+                         __field(u32, instance)
+                         __field(u32, engine_id)
+                         __field(const char *, engine)
+                         __field(const char *, client)
+                         __field(const char *, fault_type)
+                         ),
+            TP_fast_assign(
+                       __entry->fault_hi = fault_hi;
+                       __entry->fault_lo = fault_lo;
+                       __entry->fault_info = fault_info;
+                       __entry->instance = instance;
+                       __entry->engine_id = engine_id;
+                       __entry->engine = engine;
+                       __entry->client = client;
+                       __entry->fault_type = fault_type;
+                       ),
+            TP_printk("fault=0x%x,%08x info=0x%x instance=0x%x engine_id=%d engine=%s client=%s type=%s",
+                      __entry->fault_hi, __entry->fault_lo,
+                      __entry->fault_info, __entry->instance, __entry->engine_id,
+                      __entry->engine, __entry->client, __entry->fault_type)
+);
+
+#endif /*  _TRACE_GK20A_H */
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>