diff options
| author | Russell King (Oracle) <rmk+kernel@armlinux.org.uk> | 2024-03-26 12:08:35 +0000 |
|---|---|---|
| committer | Russell King (Oracle) <rmk+kernel@armlinux.org.uk> | 2024-03-26 12:08:35 +0000 |
| commit | f843bc9bc952bdeb21586ee921d29f5c2ae5a863 (patch) | |
| tree | 05daf639c7add0e0fcb94f65143f10d7d87bd0b5 /include/linux/intel_tpmi.h | |
| parent | 3c688a55831db128cc709396992886396d4f1654 (diff) | |
| parent | 3d5a640ecf92e4c8d6e157849217b68984a819bc (diff) | |
Merge branches 'sa1100-for-next' and 'unstable/sa11x0-asoc' into sa1100
Diffstat (limited to 'include/linux/intel_tpmi.h')
| -rw-r--r-- | include/linux/intel_tpmi.h | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/include/linux/intel_tpmi.h b/include/linux/intel_tpmi.h index f505788c05da..a3529b962be6 100644 --- a/include/linux/intel_tpmi.h +++ b/include/linux/intel_tpmi.h @@ -6,6 +6,25 @@ #ifndef _INTEL_TPMI_H_ #define _INTEL_TPMI_H_ +#include <linux/bitfield.h> + +#define TPMI_VERSION_INVALID 0xff +#define TPMI_MINOR_VERSION(val) FIELD_GET(GENMASK(4, 0), val) +#define TPMI_MAJOR_VERSION(val) FIELD_GET(GENMASK(7, 5), val) + +/* + * List of supported TMPI IDs. + * Some TMPI IDs are not used by Linux, so the numbers are not consecutive. + */ +enum intel_tpmi_id { + TPMI_ID_RAPL = 0, /* Running Average Power Limit */ + TPMI_ID_PEM = 1, /* Power and Perf excursion Monitor */ + TPMI_ID_UNCORE = 2, /* Uncore Frequency Scaling */ + TPMI_ID_SST = 5, /* Speed Select Technology */ + TPMI_CONTROL_ID = 0x80, /* Special ID for getting feature status */ + TPMI_INFO_ID = 0x81, /* Special ID for PCI BDF and Package ID information */ +}; + /** * struct intel_tpmi_plat_info - Platform information for a TPMI device instance * @package_id: CPU Package id @@ -26,5 +45,6 @@ struct intel_tpmi_plat_info { struct intel_tpmi_plat_info *tpmi_get_platform_data(struct auxiliary_device *auxdev); struct resource *tpmi_get_resource_at_index(struct auxiliary_device *auxdev, int index); int tpmi_get_resource_count(struct auxiliary_device *auxdev); - +int tpmi_get_feature_status(struct auxiliary_device *auxdev, int feature_id, bool *read_blocked, + bool *write_blocked); #endif |