diff options
author | Vishal Verma <vishal.l.verma@intel.com> | 2021-10-18 07:12:51 +0200 |
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committer | Dan Williams <dan.j.williams@intel.com> | 2021-11-15 20:02:59 +0100 |
commit | 09eac2ca988a866225a174212765f77c85702206 (patch) | |
tree | 8c47f902131ebe1e0adbeaddfbaae7713fa9803b /tools/testing/cxl | |
parent | cxl/memdev: Remove unused cxlmd field (diff) | |
download | linux-09eac2ca988a866225a174212765f77c85702206.tar.xz linux-09eac2ca988a866225a174212765f77c85702206.zip |
tools/testing/cxl: add mock output for the GET_HEALTH_INFO command
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>
Diffstat (limited to 'tools/testing/cxl')
-rw-r--r-- | tools/testing/cxl/test/mem.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/tools/testing/cxl/test/mem.c b/tools/testing/cxl/test/mem.c index 555faa4a57f7..8c2086c4caef 100644 --- a/tools/testing/cxl/test/mem.c +++ b/tools/testing/cxl/test/mem.c @@ -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; } |