cxl/mbox: Add Get Log Capabilities and Get Supported Logs Sub-List commands

Adding UAPI support for
1. CXL r3.1 8.2.9.5.3 Get Log Capabilities.
2. CXL r3.1 8.2.9.5.6 Get Supported Logs Sub-List.

Signed-off-by: Srinivasulu Thanneeru <sthanneeru.opensrc@micron.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Link: https://lore.kernel.org/r/20240313071218.729-2-sthanneeru.opensrc@micron.com
Signed-off-by: Dave Jiang <dave.jiang@intel.com>

diff --git a/drivers/cxl/core/mbox.c b/drivers/cxl/core/mbox.c
index 65185c9fa00134e4ed9f5449628ae04f053ba927..dbfee67b6319ff413d6d6896081c85ce6c4686c7 100644 (file)
--- a/drivers/cxl/core/mbox.c
+++ b/drivers/cxl/core/mbox.c
@@ -56,6 +56,8 @@ static struct cxl_mem_command cxl_mem_commands[CXL_MEM_COMMAND_ID_MAX] = {
        CXL_CMD(GET_LSA, 0x8, CXL_VARIABLE_PAYLOAD, 0),
        CXL_CMD(GET_HEALTH_INFO, 0, 0x12, 0),
        CXL_CMD(GET_LOG, 0x18, CXL_VARIABLE_PAYLOAD, CXL_CMD_FLAG_FORCE_ENABLE),
+       CXL_CMD(GET_LOG_CAPS, 0x10, 0x4, 0),
+       CXL_CMD(GET_SUP_LOG_SUBLIST, 0x2, CXL_VARIABLE_PAYLOAD, 0),
        CXL_CMD(SET_PARTITION_INFO, 0x0a, 0, 0),
        CXL_CMD(SET_LSA, CXL_VARIABLE_PAYLOAD, 0, 0),
        CXL_CMD(GET_ALERT_CONFIG, 0, 0x10, 0),

diff --git a/drivers/cxl/cxlmem.h b/drivers/cxl/cxlmem.h
index 36cee9c30cebd20488ec5afd216187ef82497e54..39e06bf45a4371001ab22dad13a055d9f5c58934 100644 (file)
--- a/drivers/cxl/cxlmem.h
+++ b/drivers/cxl/cxlmem.h
@@ -527,6 +527,8 @@ enum cxl_opcode {
        CXL_MBOX_OP_SET_TIMESTAMP       = 0x0301,
        CXL_MBOX_OP_GET_SUPPORTED_LOGS  = 0x0400,
        CXL_MBOX_OP_GET_LOG             = 0x0401,
+       CXL_MBOX_OP_GET_LOG_CAPS        = 0x0402,
+       CXL_MBOX_OP_GET_SUP_LOG_SUBLIST = 0x0405,
        CXL_MBOX_OP_IDENTIFY            = 0x4000,
        CXL_MBOX_OP_GET_PARTITION_INFO  = 0x4100,
        CXL_MBOX_OP_SET_PARTITION_INFO  = 0x4101,

diff --git a/include/uapi/linux/cxl_mem.h b/include/uapi/linux/cxl_mem.h
index 42066f4eb890362b2c4f150245db5bd1bf399a10..49c25056c2225ab9a4b1369ef43077d5b29a6959 100644 (file)
--- a/include/uapi/linux/cxl_mem.h
+++ b/include/uapi/linux/cxl_mem.h
@@ -47,6 +47,8 @@
        ___DEPRECATED(SCAN_MEDIA, "Scan Media"),                          \
        ___DEPRECATED(GET_SCAN_MEDIA, "Get Scan Media Results"),          \
        ___C(GET_TIMESTAMP, "Get Timestamp"),                             \
+       ___C(GET_LOG_CAPS, "Get Log Capabilities"),                       \
+       ___C(GET_SUP_LOG_SUBLIST, "Get Supported Logs Sub-List"),         \
        ___C(MAX, "invalid / last command")
 
 #define ___C(a, b) CXL_MEM_COMMAND_ID_##a