diff mbox series

[v2,6/8] cpupower: Condense pstate enabled bit checks in decode_pstates()

Message ID 161159612365.68367.13306256100078302569.stgit@ethanol01c7-host.amd.com
State Accepted
Commit 56a85eebebdba62ebf6c46bd957949cc6e926aa0
Headers show
Series cpupower: Updates and cleanup to support AMD Family 0x19 | expand

Commit Message

Nathan Fontenot Jan. 25, 2021, 5:35 p.m. UTC 
The enabled bit (bit 63) is common for all families so we can remove
the multiple enabled checks based on family and have a common check
for HW pstate enabled.

Signed-off-by: Nathan Fontenot <nathan.fontenot@amd.com>
---
 tools/power/cpupower/utils/helpers/amd.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/tools/power/cpupower/utils/helpers/amd.c b/tools/power/cpupower/utils/helpers/amd.c
index b4731daa6820..216240e2b771 100644
--- a/tools/power/cpupower/utils/helpers/amd.c
+++ b/tools/power/cpupower/utils/helpers/amd.c
@@ -113,9 +113,9 @@  int decode_pstates(unsigned int cpu, unsigned int cpu_family,
 		}
 		if (read_msr(cpu, MSR_AMD_PSTATE + i, &pstate.val))
 			return -1;
-		if ((cpu_family == 0x17) && (!pstate.pstatedef.en))
-			continue;
-		else if (!pstate.pstate.en)
+
+		/* The enabled bit (bit 63) is common for all families */
+		if (!pstate.pstatedef.en)
 			continue;
 
 		pstates[i] = get_cof(cpu_family, pstate);