From d6f05680a643f97179d75b8ac5818f34a0d8b437 Mon Sep 17 00:00:00 2001 From: Srinivas Pandruvada Date: Fri, 15 Nov 2019 12:35:22 -0800 Subject: [PATCH 1927/2944] tools/power/x86/intel-speed-select: Ignore missing config level task #29499913 commit 20183ccd3e4d01d23b0a01fe9f3ee73fbae312fa upstream It is possible that certain config levels are not available, even if the max level includes the level. There can be missing levels in some platforms. So ignore the level when called for information dump for all levels and fail if specifically ask for the missing level. Here the changes is to continue reading information about other levels even if we fail to get information for the current level. But use the "processed" flag to indicate the failure. When the "processed" flag is not set, don't dump information about that level. Signed-off-by: Srinivas Pandruvada Signed-off-by: Andy Shevchenko Signed-off-by: Erwei Deng Reviewed-by: Artie Ding --- tools/power/x86/intel-speed-select/isst-core.c | 8 ++++---- tools/power/x86/intel-speed-select/isst-display.c | 3 ++- 2 files changed, 6 insertions(+), 5 deletions(-) diff --git a/tools/power/x86/intel-speed-select/isst-core.c b/tools/power/x86/intel-speed-select/isst-core.c index 5269855..aa19c99 100644 --- a/tools/power/x86/intel-speed-select/isst-core.c +++ b/tools/power/x86/intel-speed-select/isst-core.c @@ -646,7 +646,6 @@ int isst_get_process_ctdp(int cpu, int tdp_level, struct isst_pkg_ctdp *pkg_dev) i); ctdp_level = &pkg_dev->ctdp_level[i]; - ctdp_level->processed = 1; ctdp_level->level = i; ctdp_level->control_cpu = cpu; ctdp_level->pkg_id = get_physical_package_id(cpu); @@ -654,7 +653,10 @@ int isst_get_process_ctdp(int cpu, int tdp_level, struct isst_pkg_ctdp *pkg_dev) ret = isst_get_ctdp_control(cpu, i, ctdp_level); if (ret) - return ret; + continue; + + pkg_dev->processed = 1; + ctdp_level->processed = 1; if (ctdp_level->pbf_support) { ret = isst_get_pbf_info(cpu, i, &ctdp_level->pbf_info); @@ -724,8 +726,6 @@ int isst_get_process_ctdp(int cpu, int tdp_level, struct isst_pkg_ctdp *pkg_dev) isst_get_uncore_mem_freq(cpu, i, ctdp_level); } - pkg_dev->processed = 1; - return 0; } diff --git a/tools/power/x86/intel-speed-select/isst-display.c b/tools/power/x86/intel-speed-select/isst-display.c index c976bfe..040dd09 100644 --- a/tools/power/x86/intel-speed-select/isst-display.c +++ b/tools/power/x86/intel-speed-select/isst-display.c @@ -315,7 +315,8 @@ void isst_ctdp_display_information(int cpu, FILE *outf, int tdp_level, char value[256]; int i, base_level = 1; - print_package_info(cpu, outf); + if (pkg_dev->processed) + print_package_info(cpu, outf); for (i = 0; i <= pkg_dev->levels; ++i) { struct isst_pkg_ctdp_level_info *ctdp_level; -- 1.8.3.1