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Implement nv_powermizer_mode option to allow setting the Nvidia powermizer mode

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This commit is contained in:
Marc Di Luzio
2019-03-08 15:55:22 +00:00
committed by Alex Smith
parent 9ade4481c3
commit 834a18aab4
7 changed files with 101 additions and 35 deletions
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18
daemon/gamemode-gpu.c
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@ -118,6 +118,8 @@ int game_mode_initialise_gpu(GameModeConfig *config, GameModeGPUInfo **info)
case Vendor_NVIDIA:
new_info->nv_core = config_get_nv_core_clock_mhz_offset(config);
new_info->nv_mem = config_get_nv_mem_clock_mhz_offset(config);
new_info->nv_perf_level = config_get_nv_perf_level(config);
new_info->nv_powermizer_mode = config_get_nv_powermizer_mode(config);
/* Reject values over some guessed values
* If a user wants to go into very unsafe levels they can recompile
@ -138,7 +140,6 @@ int game_mode_initialise_gpu(GameModeConfig *config, GameModeGPUInfo **info)
}
/* Sanity check the performance level value as well */
new_info->nv_perf_level = config_get_nv_perf_level(config);
if (new_info->nv_perf_level < 0 || new_info->nv_perf_level > 16) {
LOG_ERROR(
"NVIDIA Performance level value likely invalid (%ld), will not apply "
@ -204,6 +205,8 @@ int game_mode_apply_gpu(const GameModeGPUInfo *info)
snprintf(nv_mem, 8, "%ld", info->nv_mem);
char nv_perf_level[4];
snprintf(nv_perf_level, 4, "%ld", info->nv_perf_level);
char nv_powermizer_mode[4];
snprintf(nv_powermizer_mode, 4, "%ld", info->nv_powermizer_mode);
// Set up our command line to pass to gpuclockctl
const char *const exec_args[] = {
@ -213,8 +216,9 @@ int game_mode_apply_gpu(const GameModeGPUInfo *info)
device,
"set",
info->vendor == Vendor_NVIDIA ? nv_core : info->amd_performance_level,
info->vendor == Vendor_NVIDIA ? nv_mem : NULL, /* Only use this if Nvidia */
info->vendor == Vendor_NVIDIA ? nv_perf_level : NULL, /* Only use this if Nvidia */
info->vendor == Vendor_NVIDIA ? nv_mem : NULL, /* Only use this if Nvidia */
info->vendor == Vendor_NVIDIA ? nv_perf_level : NULL, /* Only use this if Nvidia */
info->vendor == Vendor_NVIDIA ? nv_powermizer_mode : NULL, /* Only use this if Nvidia */
NULL,
};
@ -255,17 +259,21 @@ int game_mode_get_gpu(GameModeGPUInfo *info)
LOG_ERROR("Failed to call gpuclockctl, could not get values!\n");
return -1;
}
strtok(buffer, "\n");
switch (info->vendor) {
case Vendor_NVIDIA:
if (sscanf(buffer, "%ld %ld", &info->nv_core, &info->nv_mem) != 2) {
if (sscanf(buffer,
"%ld %ld %ld",
&info->nv_core,
&info->nv_mem,
&info->nv_powermizer_mode) != 3) {
LOG_ERROR("Failed to parse gpuclockctl output: %s\n", buffer);
return -1;
}
break;
case Vendor_AMD:
strncpy(info->amd_performance_level, buffer, CONFIG_VALUE_MAX);
strtok(info->amd_performance_level, "\n");
break;
}