| Message ID | 166792836713.3767969.2062763420392790603.stgit@djiang5-desk3.ch.intel.com (mailing list archive) |
|---|---|
| State | Superseded |
| Headers | show |
| Series | Introduce security commands for CXL pmem device | expand |
On Tue, 08 Nov 2022 10:26:07 -0700 Dave Jiang <dave.jiang@intel.com> wrote: > Add support to emulate a CXL mem device support the "Freeze Security State" > operation. > > Signed-off-by: Dave Jiang <dave.jiang@intel.com> Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Thanks, Jonathan > --- > tools/testing/cxl/test/mem.c | 20 ++++++++++++++++++++ > 1 file changed, 20 insertions(+) > > diff --git a/tools/testing/cxl/test/mem.c b/tools/testing/cxl/test/mem.c > index d8bb30d82a8f..0cb2e3035636 100644 > --- a/tools/testing/cxl/test/mem.c > +++ b/tools/testing/cxl/test/mem.c > @@ -303,6 +303,23 @@ 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; > @@ -405,6 +422,9 @@ 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; > } > >
diff --git a/tools/testing/cxl/test/mem.c b/tools/testing/cxl/test/mem.c index d8bb30d82a8f..0cb2e3035636 100644 --- a/tools/testing/cxl/test/mem.c +++ b/tools/testing/cxl/test/mem.c @@ -303,6 +303,23 @@ 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; @@ -405,6 +422,9 @@ 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; }
Add support to emulate a CXL mem device support the "Freeze Security State" operation. Signed-off-by: Dave Jiang <dave.jiang@intel.com> --- tools/testing/cxl/test/mem.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+)