[PATCH 1/3] power: move power state structure to power cpufreq header
Huisong Li
lihuisong at huawei.com
Sat May 9 10:45:01 CEST 2026
The "enum power_state" structure is defined by each cpufreq driver.
So move it to power_cpufreq.h to facilitate maintenance.
Signed-off-by: Huisong Li <lihuisong at huawei.com>
---
drivers/power/acpi/acpi_cpufreq.c | 7 -------
drivers/power/amd_pstate/amd_pstate_cpufreq.c | 7 -------
drivers/power/cppc/cppc_cpufreq.c | 7 -------
drivers/power/intel_pstate/intel_pstate_cpufreq.c | 8 --------
lib/power/power_cpufreq.h | 10 ++++++++++
5 files changed, 10 insertions(+), 29 deletions(-)
diff --git a/drivers/power/acpi/acpi_cpufreq.c b/drivers/power/acpi/acpi_cpufreq.c
index 81a5e3f6ea..21991af36a 100644
--- a/drivers/power/acpi/acpi_cpufreq.c
+++ b/drivers/power/acpi/acpi_cpufreq.c
@@ -31,13 +31,6 @@
#define IA32_PERF_CTL 0x199
#define CORE_TURBO_DISABLE_BIT ((uint64_t)1<<32)
-enum power_state {
- POWER_IDLE = 0,
- POWER_ONGOING,
- POWER_USED,
- POWER_UNKNOWN
-};
-
/**
* Power info per lcore.
*/
diff --git a/drivers/power/amd_pstate/amd_pstate_cpufreq.c b/drivers/power/amd_pstate/amd_pstate_cpufreq.c
index 95495bff7d..318f8c00e1 100644
--- a/drivers/power/amd_pstate/amd_pstate_cpufreq.c
+++ b/drivers/power/amd_pstate/amd_pstate_cpufreq.c
@@ -35,13 +35,6 @@
#define POWER_AMD_PSTATE_DRIVER "amd-pstate"
#define BUS_FREQ 1000 /* khz */
-enum power_state {
- POWER_IDLE = 0,
- POWER_ONGOING,
- POWER_USED,
- POWER_UNKNOWN
-};
-
/**
* Power info per lcore.
*/
diff --git a/drivers/power/cppc/cppc_cpufreq.c b/drivers/power/cppc/cppc_cpufreq.c
index 3cd4165c83..e3ba9bb60a 100644
--- a/drivers/power/cppc/cppc_cpufreq.c
+++ b/drivers/power/cppc/cppc_cpufreq.c
@@ -39,13 +39,6 @@
#define POWER_CPPC_DRIVER "cppc_cpufreq"
#define BUS_FREQ 100000
-enum power_state {
- POWER_IDLE = 0,
- POWER_ONGOING,
- POWER_USED,
- POWER_UNKNOWN
-};
-
/**
* Power info per lcore.
*/
diff --git a/drivers/power/intel_pstate/intel_pstate_cpufreq.c b/drivers/power/intel_pstate/intel_pstate_cpufreq.c
index 8e27570e3c..22a1b4465a 100644
--- a/drivers/power/intel_pstate/intel_pstate_cpufreq.c
+++ b/drivers/power/intel_pstate/intel_pstate_cpufreq.c
@@ -41,14 +41,6 @@
"/sys/devices/system/cpu/intel_pstate/turbo_pct"
#define POWER_PSTATE_DRIVER "intel_pstate"
-
-enum power_state {
- POWER_IDLE = 0,
- POWER_ONGOING,
- POWER_USED,
- POWER_UNKNOWN
-};
-
struct __rte_cache_aligned pstate_power_info {
unsigned int lcore_id; /**< Logical core id */
uint32_t freqs[RTE_MAX_LCORE_FREQS]; /**< Frequency array */
diff --git a/lib/power/power_cpufreq.h b/lib/power/power_cpufreq.h
index fb0b7feb82..41bfaed7bb 100644
--- a/lib/power/power_cpufreq.h
+++ b/lib/power/power_cpufreq.h
@@ -18,6 +18,16 @@
#define RTE_POWER_DRIVER_NAMESZ 24
+/**
+ * Power state of cpufreq driver
+ */
+enum power_state {
+ POWER_IDLE = 0,
+ POWER_ONGOING,
+ POWER_USED,
+ POWER_UNKNOWN
+};
+
/**
* Initialize power management for a specific lcore. If rte_power_set_env() has
* not been called then an auto-detect of the environment will start and
--
2.33.0
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