diff options
author | Deepak Nibade <dnibade@nvidia.com> | 2017-11-16 02:21:19 -0500 |
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committer | Deepak Nibade <dnibade@nvidia.com> | 2017-11-16 02:21:35 -0500 |
commit | ba8dc318595f597308902ad16ffed89bdbe7000f (patch) | |
tree | e882886e0cbc05ac39473b95ead16ee50bd69c15 /drivers/gpu/nvgpu/gv11b/dbg_gpu_gv11b.c | |
parent | 69e032653df5aae335764f6346703a1e55c96a2d (diff) | |
parent | 77a90d0b8d2eb1bbb207ae5f46b357f2d7cd07ab (diff) |
Merge remote-tracking branch 'remotes/origin/dev/linux-nvgpu-t19x' into linux-nvgpu
Bug 200363166
Change-Id: Ic662d7b44b673db28dc0aeba338ae67cf2a43d64
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Diffstat (limited to 'drivers/gpu/nvgpu/gv11b/dbg_gpu_gv11b.c')
-rw-r--r-- | drivers/gpu/nvgpu/gv11b/dbg_gpu_gv11b.c | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/drivers/gpu/nvgpu/gv11b/dbg_gpu_gv11b.c b/drivers/gpu/nvgpu/gv11b/dbg_gpu_gv11b.c new file mode 100644 index 00000000..a02c2ddd --- /dev/null +++ b/drivers/gpu/nvgpu/gv11b/dbg_gpu_gv11b.c | |||
@@ -0,0 +1,99 @@ | |||
1 | /* | ||
2 | * Tegra GV11B GPU Debugger/Profiler Driver | ||
3 | * | ||
4 | * Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved. | ||
5 | * | ||
6 | * Permission is hereby granted, free of charge, to any person obtaining a | ||
7 | * copy of this software and associated documentation files (the "Software"), | ||
8 | * to deal in the Software without restriction, including without limitation | ||
9 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | ||
10 | * and/or sell copies of the Software, and to permit persons to whom the | ||
11 | * Software is furnished to do so, subject to the following conditions: | ||
12 | * | ||
13 | * The above copyright notice and this permission notice shall be included in | ||
14 | * all copies or substantial portions of the Software. | ||
15 | * | ||
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | ||
19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | ||
21 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | ||
22 | * DEALINGS IN THE SOFTWARE. | ||
23 | */ | ||
24 | |||
25 | #include <uapi/linux/nvgpu.h> | ||
26 | |||
27 | #include <nvgpu/log.h> | ||
28 | #include "gk20a/gk20a.h" | ||
29 | #include <nvgpu/hw/gv11b/hw_perf_gv11b.h> | ||
30 | |||
31 | int gv11b_perfbuf_enable_locked(struct gk20a *g, u64 offset, u32 size) | ||
32 | { | ||
33 | struct mm_gk20a *mm = &g->mm; | ||
34 | u32 virt_addr_lo; | ||
35 | u32 virt_addr_hi; | ||
36 | u32 inst_pa_page; | ||
37 | int err; | ||
38 | |||
39 | gk20a_dbg(gpu_dbg_fn | gpu_dbg_gpu_dbg, ""); | ||
40 | err = gk20a_busy(g); | ||
41 | if (err) { | ||
42 | nvgpu_err(g, "failed to poweron"); | ||
43 | return err; | ||
44 | } | ||
45 | |||
46 | err = gk20a_alloc_inst_block(g, &mm->perfbuf.inst_block); | ||
47 | if (err) | ||
48 | return err; | ||
49 | |||
50 | g->ops.mm.init_inst_block(&mm->perfbuf.inst_block, mm->perfbuf.vm, 0); | ||
51 | |||
52 | virt_addr_lo = u64_lo32(offset); | ||
53 | virt_addr_hi = u64_hi32(offset); | ||
54 | |||
55 | gk20a_writel(g, perf_pmasys_outbase_r(), virt_addr_lo); | ||
56 | gk20a_writel(g, perf_pmasys_outbaseupper_r(), | ||
57 | perf_pmasys_outbaseupper_ptr_f(virt_addr_hi)); | ||
58 | gk20a_writel(g, perf_pmasys_outsize_r(), size); | ||
59 | |||
60 | /* this field is aligned to 4K */ | ||
61 | inst_pa_page = nvgpu_inst_block_addr(g, &mm->perfbuf.inst_block) >> 12; | ||
62 | |||
63 | gk20a_writel(g, perf_pmasys_mem_block_r(), | ||
64 | perf_pmasys_mem_block_base_f(inst_pa_page) | | ||
65 | perf_pmasys_mem_block_valid_true_f() | | ||
66 | nvgpu_aperture_mask(g, &mm->perfbuf.inst_block, | ||
67 | + perf_pmasys_mem_block_target_sys_ncoh_f(), | ||
68 | + perf_pmasys_mem_block_target_lfb_f())); | ||
69 | |||
70 | gk20a_idle(g); | ||
71 | return 0; | ||
72 | } | ||
73 | |||
74 | /* must be called with dbg_sessions_lock held */ | ||
75 | int gv11b_perfbuf_disable_locked(struct gk20a *g) | ||
76 | { | ||
77 | int err; | ||
78 | |||
79 | gk20a_dbg(gpu_dbg_fn | gpu_dbg_gpu_dbg, ""); | ||
80 | err = gk20a_busy(g); | ||
81 | if (err) { | ||
82 | nvgpu_err(g, "failed to poweron"); | ||
83 | return err; | ||
84 | } | ||
85 | |||
86 | gk20a_writel(g, perf_pmasys_outbase_r(), 0); | ||
87 | gk20a_writel(g, perf_pmasys_outbaseupper_r(), | ||
88 | perf_pmasys_outbaseupper_ptr_f(0)); | ||
89 | gk20a_writel(g, perf_pmasys_outsize_r(), 0); | ||
90 | |||
91 | gk20a_writel(g, perf_pmasys_mem_block_r(), | ||
92 | perf_pmasys_mem_block_base_f(0) | | ||
93 | perf_pmasys_mem_block_valid_false_f() | | ||
94 | perf_pmasys_mem_block_target_f(0)); | ||
95 | |||
96 | gk20a_idle(g); | ||
97 | |||
98 | return 0; | ||
99 | } | ||