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Subject[PATCH v2 6/7] intel-speed-select: Implement 'perf-profile info' on CascadeLake-N
Date
Add functionality for perf-profile info on CascadeLake-N.

Signed-off-by: Prarit Bhargava <prarit@redhat.com>
---
.../x86/intel-speed-select/isst-config.c | 20 +++++++++++++++----
.../x86/intel-speed-select/isst-display.c | 12 +++++++++++
tools/power/x86/intel-speed-select/isst.h | 1 +
3 files changed, 29 insertions(+), 4 deletions(-)

diff --git a/tools/power/x86/intel-speed-select/isst-config.c b/tools/power/x86/intel-speed-select/isst-config.c
index 3ab0edade5ec..d9b580139a07 100644
--- a/tools/power/x86/intel-speed-select/isst-config.c
+++ b/tools/power/x86/intel-speed-select/isst-config.c
@@ -836,6 +836,12 @@ static void clx_n_config(void)
ctdp_level->fact_enabled = 0;
}

+static void dump_cn_config_for_cpu(int cpu, void *arg1, void *arg2,
+ void *arg3, void *arg4)
+{
+ isst_ctdp_display_information(cpu, outf, tdp_level, &clx_n_pkg_dev);
+}
+
static void dump_isst_config_for_cpu(int cpu, void *arg1, void *arg2,
void *arg3, void *arg4)
{
@@ -854,6 +860,8 @@ static void dump_isst_config_for_cpu(int cpu, void *arg1, void *arg2,

static void dump_isst_config(int arg)
{
+ void *fn;
+
if (cmd_help) {
fprintf(stderr,
"Print Intel(R) Speed Select Technology Performance profile configuration\n");
@@ -865,14 +873,17 @@ static void dump_isst_config(int arg)
exit(0);
}

+ if (!is_clx_n_platform())
+ fn = dump_isst_config_for_cpu;
+ else
+ fn = dump_cn_config_for_cpu;
+
isst_ctdp_display_information_start(outf);

if (max_target_cpus)
- for_each_online_target_cpu_in_set(dump_isst_config_for_cpu,
- NULL, NULL, NULL, NULL);
+ for_each_online_target_cpu_in_set(fn, NULL, NULL, NULL, NULL);
else
- for_each_online_package_in_set(dump_isst_config_for_cpu, NULL,
- NULL, NULL, NULL);
+ for_each_online_package_in_set(fn, NULL, NULL, NULL, NULL);

isst_ctdp_display_information_end(outf);
}
@@ -1633,6 +1644,7 @@ static void get_clos_assoc(int arg)
}

static struct process_cmd_struct clx_n_cmds[] = {
+ { "perf-profile", "info", dump_isst_config, 0 },
{ NULL, NULL, NULL, 0 }
};

diff --git a/tools/power/x86/intel-speed-select/isst-display.c b/tools/power/x86/intel-speed-select/isst-display.c
index 1caa7ae25245..8309810e7425 100644
--- a/tools/power/x86/intel-speed-select/isst-display.c
+++ b/tools/power/x86/intel-speed-select/isst-display.c
@@ -202,6 +202,9 @@ static void _isst_pbf_display_information(int cpu, FILE *outf, int level,
pbf_info->p1_low * DISP_FREQ_MULTIPLIER);
format_and_print(outf, disp_level + 1, header, value);

+ if (is_clx_n_platform())
+ return;
+
snprintf(header, sizeof(header), "tjunction-temperature(C)");
snprintf(value, sizeof(value), "%d", pbf_info->t_prochot);
format_and_print(outf, disp_level + 1, header, value);
@@ -375,6 +378,15 @@ void isst_ctdp_display_information(int cpu, FILE *outf, int tdp_level,
snprintf(value, sizeof(value), "unsupported");
format_and_print(outf, base_level + 4, header, value);

+ if (is_clx_n_platform()) {
+ if (ctdp_level->pbf_support)
+ _isst_pbf_display_information(cpu, outf,
+ tdp_level,
+ &ctdp_level->pbf_info,
+ base_level + 4);
+ continue;
+ }
+
snprintf(header, sizeof(header), "thermal-design-power(W)");
snprintf(value, sizeof(value), "%d", ctdp_level->pkg_tdp);
format_and_print(outf, base_level + 4, header, value);
diff --git a/tools/power/x86/intel-speed-select/isst.h b/tools/power/x86/intel-speed-select/isst.h
index 0dcae17b3945..bef27bd6138e 100644
--- a/tools/power/x86/intel-speed-select/isst.h
+++ b/tools/power/x86/intel-speed-select/isst.h
@@ -239,4 +239,5 @@ extern void isst_display_result(int cpu, FILE *outf, char *feature, char *cmd,
extern int isst_clos_get_clos_information(int cpu, int *enable, int *type);
extern void isst_clos_display_clos_information(int cpu, FILE *outf,
int clos_enable, int type);
+extern int is_clx_n_platform(void);
#endif
--
2.18.1
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