The decode_pstates() routine no longer uses the CPU family and
the caleed routines (get_cof() and get_did()) can grab the family
from the global cpupower_cpu_info struct. These update removes
passing the family arg to all these routines.
Signed-off-by: Nathan Fontenot <nathan.fonte...@amd.com>
---
tools/power/cpupower/utils/cpufreq-info.c | 3 +--
tools/power/cpupower/utils/helpers/amd.c | 19 +++++++++----------
tools/power/cpupower/utils/helpers/helpers.h | 9 ++++-----
3 files changed, 14 insertions(+), 17 deletions(-)
diff --git a/tools/power/cpupower/utils/cpufreq-info.c
b/tools/power/cpupower/utils/cpufreq-info.c
index 6efc0f6b1b11..f9895e31ff5a 100644
--- a/tools/power/cpupower/utils/cpufreq-info.c
+++ b/tools/power/cpupower/utils/cpufreq-info.c
@@ -186,8 +186,7 @@ static int get_boost_mode_x86(unsigned int cpu)
if ((cpupower_cpu_info.vendor == X86_VENDOR_AMD &&
cpupower_cpu_info.family >= 0x10) ||
cpupower_cpu_info.vendor == X86_VENDOR_HYGON) {
- ret = decode_pstates(cpu, cpupower_cpu_info.family, b_states,
- pstates, &pstate_no);
+ ret = decode_pstates(cpu, b_states, pstates, &pstate_no);
if (ret)
return ret;
diff --git a/tools/power/cpupower/utils/helpers/amd.c
b/tools/power/cpupower/utils/helpers/amd.c
index 216240e2b771..97f2c857048e 100644
--- a/tools/power/cpupower/utils/helpers/amd.c
+++ b/tools/power/cpupower/utils/helpers/amd.c
@@ -41,13 +41,13 @@ union core_pstate {
unsigned long long val;
};
-static int get_did(int family, union core_pstate pstate)
+static int get_did(union core_pstate pstate)
{
int t;
if (cpupower_cpu_info.caps & CPUPOWER_CAP_AMD_PSTATEDEF)
t = pstate.pstatedef.did;
- else if (family == 0x12)
+ else if (cpupower_cpu_info.family == 0x12)
t = pstate.val & 0xf;
else
t = pstate.pstate.did;
@@ -55,19 +55,19 @@ static int get_did(int family, union core_pstate pstate)
return t;
}
-static int get_cof(int family, union core_pstate pstate)
+static int get_cof(union core_pstate pstate)
{
int t;
int fid, did, cof;
- did = get_did(family, pstate);
+ did = get_did(pstate);
if (cpupower_cpu_info.caps & CPUPOWER_CAP_AMD_PSTATEDEF) {
fid = pstate.pstatedef.fid;
cof = 200 * fid / did;
} else {
t = 0x10;
fid = pstate.pstate.fid;
- if (family == 0x11)
+ if (cpupower_cpu_info.family == 0x11)
t = 0x8;
cof = (100 * (fid + t)) >> did;
}
@@ -76,8 +76,7 @@ static int get_cof(int family, union core_pstate pstate)
/* Needs:
* cpu -> the cpu that gets evaluated
- * cpu_family -> The cpu's family (0x10, 0x12,...)
- * boots_states -> how much boost states the machines support
+ * boost_states -> how much boost states the machines support
*
* Fills up:
* pstates -> a pointer to an array of size MAX_HW_PSTATES
@@ -87,8 +86,8 @@ static int get_cof(int family, union core_pstate pstate)
*
* returns zero on success, -1 on failure
*/
-int decode_pstates(unsigned int cpu, unsigned int cpu_family,
- int boost_states, unsigned long *pstates, int *no)
+int decode_pstates(unsigned int cpu, int boost_states,
+ unsigned long *pstates, int *no)
{
int i, psmax;
union core_pstate pstate;
@@ -118,7 +117,7 @@ int decode_pstates(unsigned int cpu, unsigned int
cpu_family,
if (!pstate.pstatedef.en)
continue;
- pstates[i] = get_cof(cpu_family, pstate);
+ pstates[i] = get_cof(pstate);
}
*no = i;
return 0;
diff --git a/tools/power/cpupower/utils/helpers/helpers.h
b/tools/power/cpupower/utils/helpers/helpers.h
index e4dc44ced770..8a0c11c6ec63 100644
--- a/tools/power/cpupower/utils/helpers/helpers.h
+++ b/tools/power/cpupower/utils/helpers/helpers.h
@@ -127,8 +127,8 @@ extern struct pci_dev *pci_slot_func_init(struct pci_access
**pacc,
/* AMD HW pstate decoding **************************/
-extern int decode_pstates(unsigned int cpu, unsigned int cpu_family,
- int boost_states, unsigned long *pstates, int *no);
+extern int decode_pstates(unsigned int cpu, int boost_states,
+ unsigned long *pstates, int *no);
/* AMD HW pstate decoding **************************/
@@ -145,9 +145,8 @@ unsigned int cpuid_edx(unsigned int op);
/* cpuid and cpuinfo helpers **************************/
/* X86 ONLY ********************************************/
#else
-static inline int decode_pstates(unsigned int cpu, unsigned int cpu_family,
- int boost_states, unsigned long *pstates,
- int *no)
+static inline int decode_pstates(unsigned int cpu, int boost_states,
+ unsigned long *pstates, int *no)
{ return -1; };
static inline int read_msr(int cpu, unsigned int idx, unsigned long long *val)
