Commit 410926e9 authored by Dave Jiang's avatar Dave Jiang Committed by Dan Williams
Browse files

tools/testing/cxl: Add "Freeze Security State" security opcode support 



Add support to emulate a CXL mem device support the "Freeze Security State"
operation.

Reviewed-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: default avatarDave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/166983613604.2734609.1960672960407811362.stgit@djiang5-desk3.ch.intel.com


Signed-off-by: default avatarDan Williams <dan.j.williams@intel.com>
parent a072f7b7

tools/testing/cxl/test/mem.c

+20 −0
Original line number Diff line number Diff line
@@ -314,6 +314,23 @@ static int mock_disable_passphrase(struct cxl_dev_state *cxlds, struct cxl_mbox_ 
	return 0;

}



static int mock_freeze_security(struct cxl_dev_state *cxlds, struct cxl_mbox_cmd *cmd)

{

	struct cxl_mock_mem_pdata *mdata = dev_get_platdata(cxlds->dev);



	if (cmd->size_in != 0)

		return -EINVAL;



	if (cmd->size_out != 0)

		return -EINVAL;



	if (mdata->security_state & CXL_PMEM_SEC_STATE_FROZEN)

		return 0;



	mdata->security_state |= CXL_PMEM_SEC_STATE_FROZEN;

	return 0;

}



static int mock_get_lsa(struct cxl_dev_state *cxlds, struct cxl_mbox_cmd *cmd)

{

	struct cxl_mbox_get_lsa *get_lsa = cmd->payload_in;
@@ -418,6 +435,9 @@ static int cxl_mock_mbox_send(struct cxl_dev_state *cxlds, struct cxl_mbox_cmd * 
	case CXL_MBOX_OP_DISABLE_PASSPHRASE:

		rc = mock_disable_passphrase(cxlds, cmd);

		break;

	case CXL_MBOX_OP_FREEZE_SECURITY:

		rc = mock_freeze_security(cxlds, cmd);

		break;

	default:

		break;

	}