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author | Zhang Rui <rui.zhang@intel.com> | 2023-02-02 10:52:42 +0300 |
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committer | Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> | 2023-03-22 23:36:52 +0300 |
commit | 73452ccc190a416929ccf7da4061365a5eaff627 (patch) | |
tree | 64f7db7b84eacea3e9c4d3619e3a9718d2225a61 /tools/power/x86/intel-speed-select/isst-config.c | |
parent | 8f54104f7a9548466027e1ee8482b18c2a72656a (diff) | |
download | linux-73452ccc190a416929ccf7da4061365a5eaff627.tar.xz |
tools/power/x86/intel-speed-select: Abstract adjust_uncore_freq
Allow platform specific implementation to adjust the uncore frequency.
No functional changes are expected.
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
[srinivas.pandruvada@linux.intel.com: changelog edits]
Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Diffstat (limited to 'tools/power/x86/intel-speed-select/isst-config.c')
-rw-r--r-- | tools/power/x86/intel-speed-select/isst-config.c | 35 |
1 files changed, 1 insertions, 34 deletions
diff --git a/tools/power/x86/intel-speed-select/isst-config.c b/tools/power/x86/intel-speed-select/isst-config.c index 71e00d03062f..346f8271b00f 100644 --- a/tools/power/x86/intel-speed-select/isst-config.c +++ b/tools/power/x86/intel-speed-select/isst-config.c @@ -1187,34 +1187,6 @@ static void dump_isst_config(int arg) isst_ctdp_display_information_end(outf); } -static int set_uncore_min_max(struct isst_id *id, int max, int freq) -{ - char buffer[128], freq_str[16]; - int fd, ret, len; - - if (max) - snprintf(buffer, sizeof(buffer), - "/sys/devices/system/cpu/intel_uncore_frequency/package_%02d_die_%02d/max_freq_khz", id->pkg, id->die); - else - snprintf(buffer, sizeof(buffer), - "/sys/devices/system/cpu/intel_uncore_frequency/package_%02d_die_%02d/min_freq_khz", id->pkg, id->die); - - fd = open(buffer, O_WRONLY); - if (fd < 0) - return fd; - - snprintf(freq_str, sizeof(freq_str), "%d", freq); - len = strlen(freq_str); - ret = write(fd, freq_str, len); - if (ret == -1) { - close(fd); - return ret; - } - close(fd); - - return 0; -} - static void adjust_scaling_max_from_base_freq(int cpu); static void set_tdp_level_for_cpu(struct isst_id *id, void *arg1, void *arg2, void *arg3, @@ -1237,12 +1209,7 @@ static void set_tdp_level_for_cpu(struct isst_id *id, void *arg1, void *arg2, vo usleep(2000); /* Adjusting uncore freq */ - isst_get_uncore_p0_p1_info(id, tdp_level, &ctdp_level); - if (ctdp_level.uncore_pm) - set_uncore_min_max(id, 0, ctdp_level.uncore_pm * 100000); - - if (ctdp_level.uncore_p0) - set_uncore_min_max(id, 1, ctdp_level.uncore_p0 * 100000); + isst_adjust_uncore_freq(id, tdp_level, &ctdp_level); fprintf(stderr, "Option is set to online/offline\n"); ctdp_level.core_cpumask_size = |