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tools/testing/cxl: add mock output for the GET_HEALTH_INFO command

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Add mocked health information for cxl_test memdevs. This allows
cxl-cli's 'list' command to display the canned health_info fields.

Cc: Dan Williams <dan.j.williams@intel.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Vishal Verma <vishal.l.verma@intel.com>
Link: https://lore.kernel.org/r/20211018051251.2289112-1-vishal.l.verma@intel.com
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Vishal Verma 2021-10-17 23:12:51 -06:00 committed by Dan Williams
parent a91bd78967
commit 09eac2ca98
1 changed files with 49 additions and 0 deletions
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49
tools/testing/cxl/test/mem.c
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@ -28,8 +28,24 @@ static struct cxl_cel_entry mock_cel[] = {
.opcode = cpu_to_le16(CXL_MBOX_OP_SET_LSA),
.effect = cpu_to_le16(EFFECT(1) | EFFECT(2)),
},
{
.opcode = cpu_to_le16(CXL_MBOX_OP_GET_HEALTH_INFO),
.effect = cpu_to_le16(0),
},
};
/* See CXL 2.0 Table 181 Get Health Info Output Payload */
struct cxl_mbox_health_info {
u8 health_status;
u8 media_status;
u8 ext_status;
u8 life_used;
__le16 temperature;
__le32 dirty_shutdowns;
__le32 volatile_errors;
__le32 pmem_errors;
} __packed;
static struct {
struct cxl_mbox_get_supported_logs gsl;
struct cxl_gsl_entry entry;
@ -156,6 +172,36 @@ static int mock_set_lsa(struct cxl_dev_state *cxlds, struct cxl_mbox_cmd *cmd)
return 0;
}
static int mock_health_info(struct cxl_dev_state *cxlds,
struct cxl_mbox_cmd *cmd)
{
struct cxl_mbox_health_info health_info = {
/* set flags for maint needed, perf degraded, hw replacement */
.health_status = 0x7,
/* set media status to "All Data Lost" */
.media_status = 0x3,
/*
* set ext_status flags for:
* ext_life_used: normal,
* ext_temperature: critical,
* ext_corrected_volatile: warning,
* ext_corrected_persistent: normal,
*/
.ext_status = 0x18,
.life_used = 15,
.temperature = cpu_to_le16(25),
.dirty_shutdowns = cpu_to_le32(10),
.volatile_errors = cpu_to_le32(20),
.pmem_errors = cpu_to_le32(30),
};
if (cmd->size_out < sizeof(health_info))
return -EINVAL;
memcpy(cmd->payload_out, &health_info, sizeof(health_info));
return 0;
}
static int cxl_mock_mbox_send(struct cxl_dev_state *cxlds, struct cxl_mbox_cmd *cmd)
{
struct device *dev = cxlds->dev;
@ -177,6 +223,9 @@ static int cxl_mock_mbox_send(struct cxl_dev_state *cxlds, struct cxl_mbox_cmd *
case CXL_MBOX_OP_SET_LSA:
rc = mock_set_lsa(cxlds, cmd);
break;
case CXL_MBOX_OP_GET_HEALTH_INFO:
rc = mock_health_info(cxlds, cmd);
break;
default:
break;
}