diff options
| author | David E. Box <david.e.box@linux.intel.com> | 2023-11-29 14:21:15 -0800 |
|---|---|---|
| committer | Hans de Goede <hdegoede@redhat.com> | 2023-12-04 14:53:29 +0100 |
| commit | dbc01b0c86a7b23ffd06e14a84591500b04591ed (patch) | |
| tree | f1c25eff2bd68c7f30fcfee561889ab438555975 /drivers/platform/x86/intel/vsec.h | |
| parent | ace7b6f00870cea56460df335606e35ace3c07ac (diff) | |
| download | linux-dbc01b0c86a7b23ffd06e14a84591500b04591ed.tar.gz linux-dbc01b0c86a7b23ffd06e14a84591500b04591ed.tar.bz2 linux-dbc01b0c86a7b23ffd06e14a84591500b04591ed.zip | |
platform/x86/intel/vsec: Move structures to header
In preparation for exporting an API to register Intel Vendor Specific
Extended Capabilities (VSEC) from other drivers, move needed structures to
the header file.
Signed-off-by: David E. Box <david.e.box@linux.intel.com>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20231129222132.2331261-4-david.e.box@linux.intel.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Diffstat (limited to 'drivers/platform/x86/intel/vsec.h')
| -rw-r--r-- | drivers/platform/x86/intel/vsec.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/drivers/platform/x86/intel/vsec.h b/drivers/platform/x86/intel/vsec.h index 0a6201b4a0e9..c242c07ea69c 100644 --- a/drivers/platform/x86/intel/vsec.h +++ b/drivers/platform/x86/intel/vsec.h @@ -11,9 +11,45 @@ #define VSEC_CAP_SDSI BIT(3) #define VSEC_CAP_TPMI BIT(4) +/* Intel DVSEC offsets */ +#define INTEL_DVSEC_ENTRIES 0xA +#define INTEL_DVSEC_SIZE 0xB +#define INTEL_DVSEC_TABLE 0xC +#define INTEL_DVSEC_TABLE_BAR(x) ((x) & GENMASK(2, 0)) +#define INTEL_DVSEC_TABLE_OFFSET(x) ((x) & GENMASK(31, 3)) +#define TABLE_OFFSET_SHIFT 3 + struct pci_dev; struct resource; +enum intel_vsec_id { + VSEC_ID_TELEMETRY = 2, + VSEC_ID_WATCHER = 3, + VSEC_ID_CRASHLOG = 4, + VSEC_ID_SDSI = 65, + VSEC_ID_TPMI = 66, +}; + +/** + * struct intel_vsec_header - Common fields of Intel VSEC and DVSEC registers. + * @rev: Revision ID of the VSEC/DVSEC register space + * @length: Length of the VSEC/DVSEC register space + * @id: ID of the feature + * @num_entries: Number of instances of the feature + * @entry_size: Size of the discovery table for each feature + * @tbir: BAR containing the discovery tables + * @offset: BAR offset of start of the first discovery table + */ +struct intel_vsec_header { + u8 rev; + u16 length; + u16 id; + u8 num_entries; + u8 entry_size; + u8 tbir; + u32 offset; +}; + enum intel_vsec_quirks { /* Watcher feature not supported */ VSEC_QUIRK_NO_WATCHER = BIT(0), |