gpu: nvpgu: setup fecs_trace hal operations

bug 1648908

Change-Id: I630f74f09e0a4143f5028c88634b9793ec86b279
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: http://git-master/r/1022730
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 53 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gp10b/fecs_trace_gp10b.c b/drivers/gpu/nvgpu/gp10b/fecs_trace_gp10b.c
new file mode 100644
index 00000000..7dd200a9
--- /dev/null
+++ b/drivers/gpu/nvgpu/gp10b/fecs_trace_gp10b.c
@@ -0,0 +1,53 @@
+/*
+ * GP10B GPU FECS traces
+ *
+ * Copyright (c) 2016, 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.
+ */
+
+#include "gk20a/gk20a.h"
+#include "gk20a/fecs_trace_gk20a.h"
+#include "gp10b/hw_ctxsw_prog_gp10b.h"
+#include "gp10b/hw_gr_gp10b.h"
+
+#ifdef CONFIG_GK20A_CTXSW_TRACE
+static int gp10b_fecs_trace_flush(struct gk20a *g)
+{
+        struct fecs_method_op_gk20a op = {
+                .mailbox = { .id = 0, .data = 0,
+                        .clr = ~0, .ok = 0, .fail = 0},
+                .method.addr = gr_fecs_method_push_adr_write_timestamp_record_v(),
+                .method.data = 0,
+                .cond.ok = GR_IS_UCODE_OP_NOT_EQUAL,
+                .cond.fail = GR_IS_UCODE_OP_SKIP,
+        };
+        int err;
+
+        gk20a_dbg(gpu_dbg_fn|gpu_dbg_ctxsw, "");
+
+        err = gr_gk20a_elpg_protected_call(g,
+                        gr_gk20a_submit_fecs_method_op(g, op, false));
+        if (err)
+                gk20a_err(dev_from_gk20a(g), "write timestamp record failed");
+
+        return err;
+}
+
+void gp10b_init_fecs_trace_ops(struct gpu_ops *ops)
+{
+        gk20a_init_fecs_trace_ops(ops);
+        ops->fecs_trace.flush = gp10b_fecs_trace_flush;
+}
+#else
+void gp10b_init_fecs_trace_ops(struct gpu_ops *ops)
+{
+}
+#endif /* CONFIG_GK20A_CTXSW_TRACE */