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tools/power turbostat: update PERF_LIMIT_REASONS decoding
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cosmetic only.

order the decoding of MSR_PERF_LIMIT_REASONS bits
from MSB to LSB -- which you notice when more than 1 bit is set
and you are, say, comparing the output to the documentation...

Signed-off-by: Len Brown <[email protected]>
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lenb committed Apr 13, 2015
1 parent 1cc21f7 commit e33cbe8
Showing 1 changed file with 26 additions and 26 deletions.
52 changes: 26 additions & 26 deletions tools/power/x86/turbostat/turbostat.c
Original file line number Diff line number Diff line change
Expand Up @@ -1700,35 +1700,35 @@ int print_perf_limit(struct thread_data *t, struct core_data *c, struct pkg_data
get_msr(cpu, MSR_CORE_PERF_LIMIT_REASONS, &msr);
fprintf(stderr, "cpu%d: MSR_CORE_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
fprintf(stderr, " (Active: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)",
(msr & 1 << 0) ? "PROCHOT, " : "",
(msr & 1 << 1) ? "ThermStatus, " : "",
(msr & 1 << 2) ? "bit2, " : "",
(msr & 1 << 4) ? "Graphics, " : "",
(msr & 1 << 5) ? "Auto-HWP, " : "",
(msr & 1 << 6) ? "VR-Therm, " : "",
(msr & 1 << 8) ? "Amps, " : "",
(msr & 1 << 9) ? "CorePwr, " : "",
(msr & 1 << 10) ? "PkgPwrL1, " : "",
(msr & 1 << 11) ? "PkgPwrL2, " : "",
(msr & 1 << 12) ? "MultiCoreTurbo, " : "",
(msr & 1 << 13) ? "Transitions, " : "",
(msr & 1 << 15) ? "bit15, " : "",
(msr & 1 << 14) ? "bit14, " : "",
(msr & 1 << 15) ? "bit15, " : "");
(msr & 1 << 13) ? "Transitions, " : "",
(msr & 1 << 12) ? "MultiCoreTurbo, " : "",
(msr & 1 << 11) ? "PkgPwrL2, " : "",
(msr & 1 << 10) ? "PkgPwrL1, " : "",
(msr & 1 << 9) ? "CorePwr, " : "",
(msr & 1 << 8) ? "Amps, " : "",
(msr & 1 << 6) ? "VR-Therm, " : "",
(msr & 1 << 5) ? "Auto-HWP, " : "",
(msr & 1 << 4) ? "Graphics, " : "",
(msr & 1 << 2) ? "bit2, " : "",
(msr & 1 << 1) ? "ThermStatus, " : "",
(msr & 1 << 0) ? "PROCHOT, " : "");
fprintf(stderr, " (Logged: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n",
(msr & 1 << 16) ? "PROCHOT, " : "",
(msr & 1 << 17) ? "ThermStatus, " : "",
(msr & 1 << 18) ? "bit18, " : "",
(msr & 1 << 20) ? "Graphics, " : "",
(msr & 1 << 21) ? "Auto-HWP, " : "",
(msr & 1 << 22) ? "VR-Therm, " : "",
(msr & 1 << 24) ? "Amps, " : "",
(msr & 1 << 25) ? "CorePwr, " : "",
(msr & 1 << 26) ? "PkgPwrL1, " : "",
(msr & 1 << 27) ? "PkgPwrL2, " : "",
(msr & 1 << 28) ? "MultiCoreTurbo, " : "",
(msr & 1 << 29) ? "Transitions, " : "",
(msr & 1 << 31) ? "bit31, " : "",
(msr & 1 << 30) ? "bit30, " : "",
(msr & 1 << 31) ? "bit31, " : "");
(msr & 1 << 29) ? "Transitions, " : "",
(msr & 1 << 28) ? "MultiCoreTurbo, " : "",
(msr & 1 << 27) ? "PkgPwrL2, " : "",
(msr & 1 << 26) ? "PkgPwrL1, " : "",
(msr & 1 << 25) ? "CorePwr, " : "",
(msr & 1 << 24) ? "Amps, " : "",
(msr & 1 << 22) ? "VR-Therm, " : "",
(msr & 1 << 21) ? "Auto-HWP, " : "",
(msr & 1 << 20) ? "Graphics, " : "",
(msr & 1 << 18) ? "bit18, " : "",
(msr & 1 << 17) ? "ThermStatus, " : "",
(msr & 1 << 16) ? "PROCHOT, " : "");

}
if (do_gfx_perf_limit_reasons) {
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