mirror of
https://github.com/FeralInteractive/gamemode.git
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114 lines
3.3 KiB
C
114 lines
3.3 KiB
C
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/*
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Copyright (c) 2017-2018, Feral Interactive
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of Feral Interactive nor the names of its contributors
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may be used to endorse or promote products derived from this software
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without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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#define _GNU_SOURCE
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#include "gamemode.h"
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#include "helpers.h"
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#include "logging.h"
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#include "daemon_config.h"
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#include "gpu-query.h"
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// TODO
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// Gather GPU type and information
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// Allow override of vendor and device
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// Apply Nvidia GPU settings (CoolBits will be needed)
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// Apply AMD GPU settings (Will need user changing pwm1_enable)
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// Intel?
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// Provide documentation on optimisations
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/**
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* Attempts to identify the current in use GPU information
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*/
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int game_mode_initialise_gpu(GameModeConfig *config, GameModeGPUInfo **info)
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{
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int status = 0;
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/* Verify input, this is programmer error */
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if (!info || *info)
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FATAL_ERROR("Invalid GameModeGPUInfo passed to %s", __func__);
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/* Early out if we have this feature turned off */
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long apply = 0;
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config_get_apply_gpu_optimisations(config, &apply);
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if (apply == 0)
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return 0;
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/* Create the context */
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GameModeGPUInfo *new_info = malloc(sizeof(GameModeGPUInfo));
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memset(new_info, 0, sizeof(GameModeGPUInfo));
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// TODO: Fill in the GPU vendor and device
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/* Load the config based on GPU */
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switch (new_info->vendor) {
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case Vendor_NVIDIA:
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config_get_nv_core_clock_mhz_offset(config, &new_info->core);
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config_get_nv_mem_clock_mhz_offset(config, &new_info->mem);
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break;
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case Vendor_AMD:
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config_get_amd_core_clock_percentage(config, &new_info->core);
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config_get_amd_mem_clock_percentage(config, &new_info->mem);
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break;
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default:
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break;
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}
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/* Give back the new gpu info */
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*info = new_info;
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return status;
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}
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/* Simply used to free the GPU info object */
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void game_mode_free_gpu(GameModeGPUInfo **info)
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{
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/* Simply free the object */
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free(*info);
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*info = NULL;
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}
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/**
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* Applies GPU optimisations when gamemode is active and removes them after
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*/
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int game_mode_apply_gpu(const GameModeGPUInfo *info, bool apply)
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{
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// Null info means don't apply anything
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if (!info)
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return 0;
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/* TODO Call gpuclockctl set */
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return 0;
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}
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