27 lines
893 B
Diff
27 lines
893 B
Diff
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Index: /usr/src/sys/arch/amd64/amd64/k1x-pstate.c
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===================================================================
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RCS file: /home/cvs/src/sys/arch/amd64/amd64/k1x-pstate.c,v
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retrieving revision 1.11
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diff -u -p -u -p -r1.11 k1x-pstate.c
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--- /usr/src/sys/arch/amd64/amd64/k1x-pstate.c 11 Aug 2021 18:31:48 -0000 1.11
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+++ /usr/src/sys/arch/amd64/amd64/k1x-pstate.c 21 Apr 2022 19:15:24 -0000
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@@ -40,6 +40,7 @@
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#endif
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extern int setperf_prio;
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+extern int perflevel;
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#define MSR_K1X_LIMIT 0xc0010061
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#define MSR_K1X_CONTROL 0xc0010062
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@@ -106,6 +107,10 @@ k1x_transition(struct k1x_cpu_state *cst
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DELAY(100);
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}
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if (cfid == fid) {
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+ if((perflevel == 100) && (cfid > 0)) {
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+ printf("Request to set pstate %d ignored, due to perflevel 100.\n", cfid);
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+ return;
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+ }
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cpuspeed = cstate->state_table[level].freq;
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#if 0
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(void)printf("Target: %d Current: %d Pstate: %d\n",
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