From 6eb52f63ea47c6aa7f820262911be47602e12da6 Mon Sep 17 00:00:00 2001 From: Davidlohr Bueso Date: Thu, 20 Feb 2025 14:02:35 -0800 Subject: [PATCH] tools/testing/cxl: Set Shutdown State support Add support to emulate the CXL Set Shutdown State operation. Signed-off-by: Davidlohr Bueso Reviewed-by: Dave Jiang Reviewed-by: Li Ming Reviewed-by: Ira Weiny Reviewed-by: Jonathan Cameron Link: https://patch.msgid.link/20250220220235.276831-5-dave@stgolabs.net Signed-off-by: Dave Jiang --- tools/testing/cxl/test/mem.c | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/tools/testing/cxl/test/mem.c b/tools/testing/cxl/test/mem.c index 8d731bd63988..c99105dabe30 100644 --- a/tools/testing/cxl/test/mem.c +++ b/tools/testing/cxl/test/mem.c @@ -65,6 +65,10 @@ static struct cxl_cel_entry mock_cel[] = { .opcode = cpu_to_le16(CXL_MBOX_OP_GET_HEALTH_INFO), .effect = CXL_CMD_EFFECT_NONE, }, + { + .opcode = cpu_to_le16(CXL_MBOX_OP_SET_SHUTDOWN_STATE), + .effect = POLICY_CHANGE_IMMEDIATE, + }, { .opcode = cpu_to_le16(CXL_MBOX_OP_GET_POISON), .effect = CXL_CMD_EFFECT_NONE, @@ -161,6 +165,7 @@ struct cxl_mockmem_data { u8 event_buf[SZ_4K]; u64 timestamp; unsigned long sanitize_timeout; + u8 shutdown_state; }; static struct mock_event_log *event_find_log(struct device *dev, int log_type) @@ -1088,6 +1093,21 @@ static int mock_health_info(struct cxl_mbox_cmd *cmd) return 0; } +static int mock_set_shutdown_state(struct cxl_mockmem_data *mdata, + struct cxl_mbox_cmd *cmd) +{ + struct cxl_mbox_set_shutdown_state_in *ss = cmd->payload_in; + + if (cmd->size_in != sizeof(*ss)) + return -EINVAL; + + if (cmd->size_out != 0) + return -EINVAL; + + mdata->shutdown_state = ss->state; + return 0; +} + static struct mock_poison { struct cxl_dev_state *cxlds; u64 dpa; @@ -1421,6 +1441,9 @@ static int cxl_mock_mbox_send(struct cxl_mailbox *cxl_mbox, case CXL_MBOX_OP_PASSPHRASE_SECURE_ERASE: rc = mock_passphrase_secure_erase(mdata, cmd); break; + case CXL_MBOX_OP_SET_SHUTDOWN_STATE: + rc = mock_set_shutdown_state(mdata, cmd); + break; case CXL_MBOX_OP_GET_POISON: rc = mock_get_poison(cxlds, cmd); break; -- 2.50.1