summaryrefslogtreecommitdiff
path: root/drivers/acpi/nfit/intel.h
diff options
context:
space:
mode:
authorDave Jiang <dave.jiang@intel.com>2018-12-05 23:39:29 -0800
committerDan Williams <dan.j.williams@intel.com>2018-12-13 17:54:13 -0800
commitf2989396553a0bd13f4b25f567a3dee3d722ce40 (patch)
treec1790f66286bd33d40e0286349305acf71210abd /drivers/acpi/nfit/intel.h
parent9db67581b91d9e9e05c35570ac3f93872e6c84ca (diff)
acpi/nfit, libnvdimm: Introduce nvdimm_security_ops
Some NVDIMMs, like the ones defined by the NVDIMM_FAMILY_INTEL command set, expose a security capability to lock the DIMMs at poweroff and require a passphrase to unlock them. The security model is derived from ATA security. In anticipation of other DIMMs implementing a similar scheme, and to abstract the core security implementation away from the device-specific details, introduce nvdimm_security_ops. Initially only a status retrieval operation, ->state(), is defined, along with the base infrastructure and definitions for future operations. Signed-off-by: Dave Jiang <dave.jiang@intel.com> Co-developed-by: Dan Williams <dan.j.williams@intel.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/acpi/nfit/intel.h')
-rw-r--r--drivers/acpi/nfit/intel.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/acpi/nfit/intel.h b/drivers/acpi/nfit/intel.h
index 1802bd398c23..0aca682ab9d7 100644
--- a/drivers/acpi/nfit/intel.h
+++ b/drivers/acpi/nfit/intel.h
@@ -35,6 +35,8 @@ struct nd_intel_smart {
};
} __packed;
+extern const struct nvdimm_security_ops *intel_security_ops;
+
#define ND_INTEL_STATUS_SIZE 4
#define ND_INTEL_PASSPHRASE_SIZE 32