e4234cf102
Changes: https://github.com/intel/compute-runtime/compare/21.36.20889...21.37.20939 Reported by: GitHub (watch releases)
56 lines
1.5 KiB
Text
56 lines
1.5 KiB
Text
/sys/bus/pci/devices doesn't exist as kms-drm exports sysfs via sysctl
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$ clinfo | fgrep clock
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Max clock frequency 0MHz
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--- shared/source/os_interface/linux/drm_neo.cpp.orig 2021-09-10 14:22:47 UTC
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+++ shared/source/os_interface/linux/drm_neo.cpp
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@@ -34,6 +34,13 @@
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#include <cstdio>
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#include <cstring>
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+#if defined(__FreeBSD__)
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+#include <sys/param.h>
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+#include <sys/sysctl.h>
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+#include <cstdio>
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+#include <cstdlib>
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+#endif
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+
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namespace NEO {
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namespace IoctlHelper {
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@@ -800,6 +807,26 @@ bool Drm::sysmanQueryEngineInfo() {
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int getMaxGpuFrequencyOfDevice(Drm &drm, std::string &sysFsPciPath, int &maxGpuFrequency) {
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maxGpuFrequency = 0;
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+#if defined(__FreeBSD__)
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+ char name[SPECNAMELEN + 1];
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+ if (!fdevname_r(drm.getFileDescriptor(), name, sizeof(name))) {
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+ return 0;
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+ }
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+ int id;
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+ if (!sscanf(name, "drm/%d", &id) && !sscanf(name, "dri/renderD%d", &id)) {
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+ return 0;
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+ }
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+
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+ char oid[MAXPATHLEN + 1];
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+ char max_freq[PAGE_SIZE];
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+ size_t len = sizeof(max_freq);
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+ snprintf(oid, sizeof(oid), "sys.class.drm.card%d.gt_max_freq_mhz", id - 128);
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+ if (sysctlbyname(oid, &max_freq, &len, NULL, 0)) {
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+ return 0;
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+ }
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+
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+ maxGpuFrequency = std::stoi(max_freq);
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+#else
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std::string clockSysFsPath = sysFsPciPath + "/gt_max_freq_mhz";
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std::ifstream ifs(clockSysFsPath.c_str(), std::ifstream::in);
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@@ -809,6 +836,7 @@ int getMaxGpuFrequencyOfDevice(Drm &drm, std::string &
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ifs >> maxGpuFrequency;
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ifs.close();
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+#endif
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return 0;
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}
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