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authorDave Jiang <dave.jiang@intel.com>2022-11-30 22:22:10 +0300
committerDan Williams <dan.j.williams@intel.com>2022-12-01 23:42:35 +0300
commita072f7b7972fd85bdefefa1d6febec483438d420 (patch)
tree2b703ed3bd7b49e167ded7aeeaeb2548099429ba /include/uapi
parentabf0c8380a487d050da58e344635f4e96dd3c467 (diff)
downloadlinux-a072f7b7972fd85bdefefa1d6febec483438d420.tar.xz
cxl/pmem: Add "Freeze Security State" security command support
Create callback function to support the nvdimm_security_ops() ->freeze() callback. Translate the operation to send "Freeze Security State" security command for CXL memory device. See CXL rev3.0 spec section 8.2.9.8.6.5 for reference. Reviewed-by: Davidlohr Bueso <dave@stgolabs.net> Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Signed-off-by: Dave Jiang <dave.jiang@intel.com> Link: https://lore.kernel.org/r/166983613019.2734609.10645754779802492122.stgit@djiang5-desk3.ch.intel.com Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'include/uapi')
-rw-r--r--include/uapi/linux/cxl_mem.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/uapi/linux/cxl_mem.h b/include/uapi/linux/cxl_mem.h
index f6d383a80f22..7c0adcd68f4c 100644
--- a/include/uapi/linux/cxl_mem.h
+++ b/include/uapi/linux/cxl_mem.h
@@ -44,6 +44,7 @@
___C(GET_SECURITY_STATE, "Get Security State"), \
___C(SET_PASSPHRASE, "Set Passphrase"), \
___C(DISABLE_PASSPHRASE, "Disable Passphrase"), \
+ ___C(FREEZE_SECURITY, "Freeze Security"), \
___C(MAX, "invalid / last command")
#define ___C(a, b) CXL_MEM_COMMAND_ID_##a