49 lines
1.5 KiB
C
49 lines
1.5 KiB
C
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/*
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* Copyright © 2013 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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*/
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#ifndef GPU_FREQ_H
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#define GPU_FREQ_H
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#include <stdint.h>
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struct gpu_freq {
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struct gpu_freq_stat {
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uint64_t act, req;
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uint64_t timestamp;
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} stat[2];
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int fd;
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int count;
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int is_byt;
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int min, max;
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int rpn, rp1, rp0;
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int request;
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int current;
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int error;
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};
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int gpu_freq_init(struct gpu_freq *gf);
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int gpu_freq_update(struct gpu_freq *gf);
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#endif /* GPU_FREQ_H */
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