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| author | Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> | 2020-03-20 10:50:17 -0700 |
|---|---|---|
| committer | Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> | 2020-05-11 11:30:07 -0700 |
| commit | 3d904f066f0f8778780bf8ae67ad756a2f99858c (patch) | |
| tree | eaf3cfabc1165d47d4a9ae36d64578c88d9b1bc3 /tools/power | |
| parent | e78fded4ca016a35e580595d08b3e149e174e120 (diff) | |
| download | linux-stable-3d904f066f0f8778780bf8ae67ad756a2f99858c.tar.gz linux-stable-3d904f066f0f8778780bf8ae67ad756a2f99858c.tar.bz2 linux-stable-3d904f066f0f8778780bf8ae67ad756a2f99858c.zip | |
tools/power/x86/intel-speed-select: Check support status before enable
When turbo-freq or base-freq feature is not supported, the enable will
fail. So first check support status and print error.
Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Diffstat (limited to 'tools/power')
| -rw-r--r-- | tools/power/x86/intel-speed-select/isst-config.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/tools/power/x86/intel-speed-select/isst-config.c b/tools/power/x86/intel-speed-select/isst-config.c index b73763489410..d1ac57be0cbd 100644 --- a/tools/power/x86/intel-speed-select/isst-config.c +++ b/tools/power/x86/intel-speed-select/isst-config.c @@ -1631,6 +1631,8 @@ static int set_pbf_core_power(int cpu) static void set_pbf_for_cpu(int cpu, void *arg1, void *arg2, void *arg3, void *arg4) { + struct isst_pkg_ctdp_level_info ctdp_level; + struct isst_pkg_ctdp pkg_dev; int ret; int status = *(int *)arg4; @@ -1646,6 +1648,24 @@ static void set_pbf_for_cpu(int cpu, void *arg1, void *arg2, void *arg3, goto disp_result; } + ret = isst_get_ctdp_levels(cpu, &pkg_dev); + if (ret) { + isst_display_error_info_message(1, "Failed to get number of levels", 0, 0); + goto disp_result; + } + + ret = isst_get_ctdp_control(cpu, pkg_dev.current_level, &ctdp_level); + if (ret) { + isst_display_error_info_message(1, "Failed to get current level", 0, 0); + goto disp_result; + } + + if (!ctdp_level.pbf_support) { + isst_display_error_info_message(1, "base-freq feature is not present at this level", 1, pkg_dev.current_level); + ret = -1; + goto disp_result; + } + if (auto_mode && status) { ret = set_pbf_core_power(cpu); if (ret) @@ -1772,9 +1792,29 @@ static void dump_fact_config(int arg) static void set_fact_for_cpu(int cpu, void *arg1, void *arg2, void *arg3, void *arg4) { + struct isst_pkg_ctdp_level_info ctdp_level; + struct isst_pkg_ctdp pkg_dev; int ret; int status = *(int *)arg4; + ret = isst_get_ctdp_levels(cpu, &pkg_dev); + if (ret) { + isst_display_error_info_message(1, "Failed to get number of levels", 0, 0); + goto disp_results; + } + + ret = isst_get_ctdp_control(cpu, pkg_dev.current_level, &ctdp_level); + if (ret) { + isst_display_error_info_message(1, "Failed to get current level", 0, 0); + goto disp_results; + } + + if (!ctdp_level.fact_support) { + isst_display_error_info_message(1, "turbo-freq feature is not present at this level", 1, pkg_dev.current_level); + ret = -1; + goto disp_results; + } + if (auto_mode && status) { ret = isst_pm_qos_config(cpu, 1, 1); if (ret) |