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cxl/test: Add mock test for set_timestamp 

Support the command testing in a unit-test fashion.

Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Signed-off-by: Davidlohr Bueso <dave@stgolabs.net>
Link: https://lore.kernel.org/r/20230423221231.6357-1-dave@stgolabs.net
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Davidlohr Bueso 2023-04-23 15:12:31 -07:00 committed by Dan Williams
parent bfe58458fd
commit fd35fdcbf7
1 changed files with 24 additions and 0 deletions
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24
tools/testing/cxl/test/mem.c
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@ -116,6 +116,7 @@ struct cxl_mockmem_data {
int master_limit;
struct mock_event_store mes;
u8 event_buf[SZ_4K];
u64 timestamp;
};
static struct mock_event_log *event_find_log(struct device *dev, int log_type)
@ -379,6 +380,22 @@ struct cxl_event_mem_module mem_module = {
}
};
static int mock_set_timestamp(struct cxl_dev_state *cxlds,
struct cxl_mbox_cmd *cmd)
{
struct cxl_mockmem_data *mdata = dev_get_drvdata(cxlds->dev);
struct cxl_mbox_set_timestamp_in *ts = cmd->payload_in;
if (cmd->size_in != sizeof(*ts))
return -EINVAL;
if (cmd->size_out != 0)
return -EINVAL;
mdata->timestamp = le64_to_cpu(ts->timestamp);
return 0;
}
static void cxl_mock_add_event_logs(struct mock_event_store *mes)
{
put_unaligned_le16(CXL_GMER_VALID_CHANNEL | CXL_GMER_VALID_RANK,
@ -1103,6 +1120,9 @@ static int cxl_mock_mbox_send(struct cxl_dev_state *cxlds, struct cxl_mbox_cmd *
int rc = -EIO;
switch (cmd->opcode) {
case CXL_MBOX_OP_SET_TIMESTAMP:
rc = mock_set_timestamp(cxlds, cmd);
break;
case CXL_MBOX_OP_GET_SUPPORTED_LOGS:
rc = mock_gsl(cmd);
break;
@ -1232,6 +1252,10 @@ static int cxl_mock_mem_probe(struct platform_device *pdev)
if (rc)
return rc;
rc = cxl_set_timestamp(cxlds);
if (rc)
return rc;
rc = cxl_dev_state_identify(cxlds);
if (rc)
return rc;