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d28dda7149
Support nvgpu lpwr configuration with module parameter, setting for each lpwr feature would be profiled with bit operation. module parameter: lpwr_enable ┌───────┬───────┬───────────────────────────────────────────┐ │ Bit │ Reset │ Description │ ╞═══════╪═══════╪═══════════════════════════════════════════╡ │ 0:1 │ 0x0 │ BLCG enablement. │ │ │ │ 0b00, 0b01: default platform configuration│ │ │ │ 0b10: disable feature │ │ │ │ 0b11: enable feature │ ├───────┼───────┼───────────────────────────────────────────┤ │ 2:3 │ 0x0 │ ELCG enablement │ │ │ │ 0b00, 0b01: default platform configuration│ │ │ │ 0b10: disable feature │ │ │ │ 0b11: enable feature │ ├───────┼───────┼───────────────────────────────────────────┤ │ 4:5 │ 0x0 │ ELPG enablement. │ │ │ │ 0b00, 0b01: default platform configuration│ │ │ │ 0b10: disable feature │ │ │ │ 0b11: enable feature │ ├───────┼───────┼───────────────────────────────────────────┤ │ 6:7 │ 0x0 │ FLCG enablement. │ │ │ │ 0b00, 0b01: default platform configuration│ │ │ │ 0b10: disable feature │ │ │ │ 0b11: enable feature │ ├───────┼───────┼───────────────────────────────────────────┤ │ 8:9 │ 0x0 │ SLCG enalement. │ │ │ │ 0b00, 0b01: default platform configuration│ │ │ │ 0b10: disable feature │ │ │ │ 0b11: enable feature │ ├───────┼───────┼───────────────────────────────────────────┤ │ 10:11 │ 0x0 │ AELPG enablement. │ │ │ │ 0b00, 0b01: default platform configuration│ │ │ │ 0b10: disable feature │ │ │ │ 0b11: enable feature │ ├───────┼───────┼───────────────────────────────────────────┤ │ 12:13 │ 0x0 │ MSCG enablement. │ │ │ │ 0b00, 0b01: default platform configuration│ │ │ │ 0b10: disable feature │ │ │ │ 0b11: enable feature │ └───────┴───────┴───────────────────────────────────────────┘ Bug 4084478 Change-Id: I7f1e506fec3196d3b4f90006dc2f4162da6c4990 Signed-off-by: shaochunk <shaochunk@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2978579 Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com> Reviewed-by: Divya Singhatwaria <dsinghatwari@nvidia.com> GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
32 lines
1003 B
C
32 lines
1003 B
C
/*
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* Copyright (c) 2016-2023, NVIDIA CORPORATION. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef NVGPU_LINUX_DRIVER_COMMON
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#define NVGPU_LINUX_DRIVER_COMMON
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extern int nvgpu_lpwr_enable;
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struct gk20a;
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int nvgpu_probe(struct gk20a *g,
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const char *debugfs_symlink);
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void nvgpu_init_gk20a(struct gk20a *g);
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void nvgpu_read_support_gpu_tools(struct gk20a *g);
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void nvgpu_read_devfreq_timer(struct gk20a *g);
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#endif
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