diff options
Diffstat (limited to 'drivers/gpu/nvgpu/gp106/clk_gp106.h')
-rw-r--r-- | drivers/gpu/nvgpu/gp106/clk_gp106.h | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/drivers/gpu/nvgpu/gp106/clk_gp106.h b/drivers/gpu/nvgpu/gp106/clk_gp106.h new file mode 100644 index 00000000..0342d927 --- /dev/null +++ b/drivers/gpu/nvgpu/gp106/clk_gp106.h | |||
@@ -0,0 +1,65 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2016-2017, NVIDIA CORPORATION. All rights reserved. | ||
3 | * | ||
4 | * Permission is hereby granted, free of charge, to any person obtaining a | ||
5 | * copy of this software and associated documentation files (the "Software"), | ||
6 | * to deal in the Software without restriction, including without limitation | ||
7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | ||
8 | * and/or sell copies of the Software, and to permit persons to whom the | ||
9 | * Software is furnished to do so, subject to the following conditions: | ||
10 | * | ||
11 | * The above copyright notice and this permission notice shall be included in | ||
12 | * all copies or substantial portions of the Software. | ||
13 | * | ||
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | ||
17 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
18 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | ||
19 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | ||
20 | * DEALINGS IN THE SOFTWARE. | ||
21 | */ | ||
22 | #ifndef CLK_GP106_H | ||
23 | #define CLK_GP106_H | ||
24 | |||
25 | #include <nvgpu/lock.h> | ||
26 | |||
27 | #define CLK_NAMEMAP_INDEX_GPC2CLK 0x00 | ||
28 | #define CLK_NAMEMAP_INDEX_XBAR2CLK 0x02 | ||
29 | #define CLK_NAMEMAP_INDEX_SYS2CLK 0x07 /* SYSPLL */ | ||
30 | #define CLK_NAMEMAP_INDEX_DRAMCLK 0x20 /* DRAMPLL */ | ||
31 | |||
32 | #define CLK_DEFAULT_CNTRL_SETTLE_RETRIES 10 | ||
33 | #define CLK_DEFAULT_CNTRL_SETTLE_USECS 5 | ||
34 | |||
35 | #define XTAL_CNTR_CLKS 27000 /* 1000usec at 27KHz XTAL */ | ||
36 | #define XTAL_CNTR_DELAY 1000 /* we need acuracy up to the ms */ | ||
37 | #define XTAL_SCALE_TO_KHZ 1 | ||
38 | |||
39 | |||
40 | |||
41 | struct namemap_cfg { | ||
42 | u32 namemap; | ||
43 | u32 is_enable; /* Namemap enabled */ | ||
44 | u32 is_counter; /* Using cntr */ | ||
45 | struct gk20a *g; | ||
46 | union { | ||
47 | struct { | ||
48 | u32 reg_ctrl_addr; | ||
49 | u32 reg_ctrl_idx; | ||
50 | u32 reg_cntr_addr; | ||
51 | } cntr; | ||
52 | struct { | ||
53 | /* Todo */ | ||
54 | } pll; | ||
55 | }; | ||
56 | u32 scale; | ||
57 | char name[24]; | ||
58 | }; | ||
59 | |||
60 | int gp106_init_clk_support(struct gk20a *g); | ||
61 | u32 gp106_crystal_clk_hz(struct gk20a *g); | ||
62 | unsigned long gp106_clk_measure_freq(struct gk20a *g, u32 api_domain); | ||
63 | int gp106_suspend_clk_support(struct gk20a *g); | ||
64 | |||
65 | #endif /* CLK_GP106_H */ | ||