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cxl/mailbox: move mailbox effect definitions to a header

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Preparation for allowing devices to define their own CCI commands

Signed-off-by: Gregory Price <gregory.price@memverge.com>
Link: https://lore.kernel.org/r/20230906001517.324380-2-gregory.price@memverge.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Message-Id: <20240705123039.963781-2-Jonathan.Cameron@huawei.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Gregory Price 2024-07-05 13:30:35 +01:00 • committed by Michael S. Tsirkin
parent 89b5cfcc31
commit 25da36d5d0
2 changed files with 33 additions and 19 deletions
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34
hw/cxl/cxl-mailbox-utils.c
View file

@ -12,6 +12,7 @@
#include "hw/pci/msix.h" #include "hw/pci/msix.h"
#include "hw/cxl/cxl.h" #include "hw/cxl/cxl.h"
#include "hw/cxl/cxl_events.h" #include "hw/cxl/cxl_events.h"
#include "hw/cxl/cxl_mailbox.h"
#include "hw/pci/pci.h" #include "hw/pci/pci.h"
#include "hw/pci-bridge/cxl_upstream_port.h" #include "hw/pci-bridge/cxl_upstream_port.h"
#include "qemu/cutils.h" #include "qemu/cutils.h"
@ -2095,28 +2096,21 @@ static CXLRetCode cmd_dcd_release_dyn_cap(const struct cxl_cmd *cmd,
return CXL_MBOX_SUCCESS; return CXL_MBOX_SUCCESS;
} }
#define IMMEDIATE_CONFIG_CHANGE (1 << 1)
#define IMMEDIATE_DATA_CHANGE (1 << 2)
#define IMMEDIATE_POLICY_CHANGE (1 << 3)
#define IMMEDIATE_LOG_CHANGE (1 << 4)
#define SECURITY_STATE_CHANGE (1 << 5)
#define BACKGROUND_OPERATION (1 << 6)
static const struct cxl_cmd cxl_cmd_set[256][256] = { static const struct cxl_cmd cxl_cmd_set[256][256] = {
[EVENTS][GET_RECORDS] = { "EVENTS_GET_RECORDS", [EVENTS][GET_RECORDS] = { "EVENTS_GET_RECORDS",
cmd_events_get_records, 1, 0 }, cmd_events_get_records, 1, 0 },
[EVENTS][CLEAR_RECORDS] = { "EVENTS_CLEAR_RECORDS", [EVENTS][CLEAR_RECORDS] = { "EVENTS_CLEAR_RECORDS",
cmd_events_clear_records, ~0, IMMEDIATE_LOG_CHANGE }, cmd_events_clear_records, ~0, CXL_MBOX_IMMEDIATE_LOG_CHANGE },
[EVENTS][GET_INTERRUPT_POLICY] = { "EVENTS_GET_INTERRUPT_POLICY", [EVENTS][GET_INTERRUPT_POLICY] = { "EVENTS_GET_INTERRUPT_POLICY",
cmd_events_get_interrupt_policy, 0, 0 }, cmd_events_get_interrupt_policy, 0, 0 },
[EVENTS][SET_INTERRUPT_POLICY] = { "EVENTS_SET_INTERRUPT_POLICY", [EVENTS][SET_INTERRUPT_POLICY] = { "EVENTS_SET_INTERRUPT_POLICY",
cmd_events_set_interrupt_policy, cmd_events_set_interrupt_policy,
~0, IMMEDIATE_CONFIG_CHANGE }, ~0, CXL_MBOX_IMMEDIATE_CONFIG_CHANGE },
[FIRMWARE_UPDATE][GET_INFO] = { "FIRMWARE_UPDATE_GET_INFO", [FIRMWARE_UPDATE][GET_INFO] = { "FIRMWARE_UPDATE_GET_INFO",
cmd_firmware_update_get_info, 0, 0 }, cmd_firmware_update_get_info, 0, 0 },
[TIMESTAMP][GET] = { "TIMESTAMP_GET", cmd_timestamp_get, 0, 0 }, [TIMESTAMP][GET] = { "TIMESTAMP_GET", cmd_timestamp_get, 0, 0 },
[TIMESTAMP][SET] = { "TIMESTAMP_SET", cmd_timestamp_set, [TIMESTAMP][SET] = { "TIMESTAMP_SET", cmd_timestamp_set,
8, IMMEDIATE_POLICY_CHANGE }, 8, CXL_MBOX_IMMEDIATE_POLICY_CHANGE },
[LOGS][GET_SUPPORTED] = { "LOGS_GET_SUPPORTED", cmd_logs_get_supported, [LOGS][GET_SUPPORTED] = { "LOGS_GET_SUPPORTED", cmd_logs_get_supported,
0, 0 }, 0, 0 },
[LOGS][GET_LOG] = { "LOGS_GET_LOG", cmd_logs_get_log, 0x18, 0 }, [LOGS][GET_LOG] = { "LOGS_GET_LOG", cmd_logs_get_log, 0x18, 0 },
@ -2126,9 +2120,11 @@ static const struct cxl_cmd cxl_cmd_set[256][256] = {
cmd_ccls_get_partition_info, 0, 0 }, cmd_ccls_get_partition_info, 0, 0 },
[CCLS][GET_LSA] = { "CCLS_GET_LSA", cmd_ccls_get_lsa, 8, 0 }, [CCLS][GET_LSA] = { "CCLS_GET_LSA", cmd_ccls_get_lsa, 8, 0 },
[CCLS][SET_LSA] = { "CCLS_SET_LSA", cmd_ccls_set_lsa, [CCLS][SET_LSA] = { "CCLS_SET_LSA", cmd_ccls_set_lsa,
~0, IMMEDIATE_CONFIG_CHANGE | IMMEDIATE_DATA_CHANGE }, ~0, CXL_MBOX_IMMEDIATE_CONFIG_CHANGE | CXL_MBOX_IMMEDIATE_DATA_CHANGE },
[SANITIZE][OVERWRITE] = { "SANITIZE_OVERWRITE", cmd_sanitize_overwrite, 0, [SANITIZE][OVERWRITE] = { "SANITIZE_OVERWRITE", cmd_sanitize_overwrite, 0,
IMMEDIATE_DATA_CHANGE | SECURITY_STATE_CHANGE | BACKGROUND_OPERATION }, (CXL_MBOX_IMMEDIATE_DATA_CHANGE |
CXL_MBOX_SECURITY_STATE_CHANGE |
CXL_MBOX_BACKGROUND_OPERATION)},
[PERSISTENT_MEM][GET_SECURITY_STATE] = { "GET_SECURITY_STATE", [PERSISTENT_MEM][GET_SECURITY_STATE] = { "GET_SECURITY_STATE",
cmd_get_security_state, 0, 0 }, cmd_get_security_state, 0, 0 },
[MEDIA_AND_POISON][GET_POISON_LIST] = { "MEDIA_AND_POISON_GET_POISON_LIST", [MEDIA_AND_POISON][GET_POISON_LIST] = { "MEDIA_AND_POISON_GET_POISON_LIST",
@ -2141,7 +2137,7 @@ static const struct cxl_cmd cxl_cmd_set[256][256] = {
"MEDIA_AND_POISON_GET_SCAN_MEDIA_CAPABILITIES", "MEDIA_AND_POISON_GET_SCAN_MEDIA_CAPABILITIES",
cmd_media_get_scan_media_capabilities, 16, 0 }, cmd_media_get_scan_media_capabilities, 16, 0 },
[MEDIA_AND_POISON][SCAN_MEDIA] = { "MEDIA_AND_POISON_SCAN_MEDIA", [MEDIA_AND_POISON][SCAN_MEDIA] = { "MEDIA_AND_POISON_SCAN_MEDIA",
cmd_media_scan_media, 17, BACKGROUND_OPERATION }, cmd_media_scan_media, 17, CXL_MBOX_BACKGROUND_OPERATION },
[MEDIA_AND_POISON][GET_SCAN_MEDIA_RESULTS] = { [MEDIA_AND_POISON][GET_SCAN_MEDIA_RESULTS] = {
"MEDIA_AND_POISON_GET_SCAN_MEDIA_RESULTS", "MEDIA_AND_POISON_GET_SCAN_MEDIA_RESULTS",
cmd_media_get_scan_media_results, 0, 0 }, cmd_media_get_scan_media_results, 0, 0 },
@ -2155,10 +2151,10 @@ static const struct cxl_cmd cxl_cmd_set_dcd[256][256] = {
8, 0 }, 8, 0 },
[DCD_CONFIG][ADD_DYN_CAP_RSP] = { [DCD_CONFIG][ADD_DYN_CAP_RSP] = {
"DCD_ADD_DYNAMIC_CAPACITY_RESPONSE", cmd_dcd_add_dyn_cap_rsp, "DCD_ADD_DYNAMIC_CAPACITY_RESPONSE", cmd_dcd_add_dyn_cap_rsp,
~0, IMMEDIATE_DATA_CHANGE }, ~0, CXL_MBOX_IMMEDIATE_DATA_CHANGE },
[DCD_CONFIG][RELEASE_DYN_CAP] = { [DCD_CONFIG][RELEASE_DYN_CAP] = {
"DCD_RELEASE_DYNAMIC_CAPACITY", cmd_dcd_release_dyn_cap, "DCD_RELEASE_DYNAMIC_CAPACITY", cmd_dcd_release_dyn_cap,
~0, IMMEDIATE_DATA_CHANGE }, ~0, CXL_MBOX_IMMEDIATE_DATA_CHANGE },
}; };
static const struct cxl_cmd cxl_cmd_set_sw[256][256] = { static const struct cxl_cmd cxl_cmd_set_sw[256][256] = {
@ -2166,8 +2162,8 @@ static const struct cxl_cmd cxl_cmd_set_sw[256][256] = {
[INFOSTAT][BACKGROUND_OPERATION_STATUS] = { "BACKGROUND_OPERATION_STATUS", [INFOSTAT][BACKGROUND_OPERATION_STATUS] = { "BACKGROUND_OPERATION_STATUS",
cmd_infostat_bg_op_sts, 0, 0 }, cmd_infostat_bg_op_sts, 0, 0 },
[TIMESTAMP][GET] = { "TIMESTAMP_GET", cmd_timestamp_get, 0, 0 }, [TIMESTAMP][GET] = { "TIMESTAMP_GET", cmd_timestamp_get, 0, 0 },
[TIMESTAMP][SET] = { "TIMESTAMP_SET", cmd_timestamp_set, 0, [TIMESTAMP][SET] = { "TIMESTAMP_SET", cmd_timestamp_set, 8,
IMMEDIATE_POLICY_CHANGE }, CXL_MBOX_IMMEDIATE_POLICY_CHANGE },
[LOGS][GET_SUPPORTED] = { "LOGS_GET_SUPPORTED", cmd_logs_get_supported, 0, [LOGS][GET_SUPPORTED] = { "LOGS_GET_SUPPORTED", cmd_logs_get_supported, 0,
0 }, 0 },
[LOGS][GET_LOG] = { "LOGS_GET_LOG", cmd_logs_get_log, 0x18, 0 }, [LOGS][GET_LOG] = { "LOGS_GET_LOG", cmd_logs_get_log, 0x18, 0 },
@ -2210,7 +2206,7 @@ int cxl_process_cci_message(CXLCCI *cci, uint8_t set, uint8_t cmd,
} }
/* Only one bg command at a time */ /* Only one bg command at a time */
if ((cxl_cmd->effect & BACKGROUND_OPERATION) && if ((cxl_cmd->effect & CXL_MBOX_BACKGROUND_OPERATION) &&
cci->bg.runtime > 0) { cci->bg.runtime > 0) {
return CXL_MBOX_BUSY; return CXL_MBOX_BUSY;
} }
@ -2235,7 +2231,7 @@ int cxl_process_cci_message(CXLCCI *cci, uint8_t set, uint8_t cmd,
} }
ret = (*h)(cxl_cmd, pl_in, len_in, pl_out, len_out, cci); ret = (*h)(cxl_cmd, pl_in, len_in, pl_out, len_out, cci);
if ((cxl_cmd->effect & BACKGROUND_OPERATION) && if ((cxl_cmd->effect & CXL_MBOX_BACKGROUND_OPERATION) &&
ret == CXL_MBOX_BG_STARTED) { ret == CXL_MBOX_BG_STARTED) {
*bg_started = true; *bg_started = true;
} else { } else {

18
include/hw/cxl/cxl_mailbox.h Normal file
View file

@ -0,0 +1,18 @@
/*
* QEMU CXL Mailbox
*
* This work is licensed under the terms of the GNU GPL, version 2. See the
* COPYING file in the top-level directory.
*/
#ifndef CXL_MAILBOX_H
#define CXL_MAILBOX_H
#define CXL_MBOX_IMMEDIATE_CONFIG_CHANGE (1 << 1)
#define CXL_MBOX_IMMEDIATE_DATA_CHANGE (1 << 2)
#define CXL_MBOX_IMMEDIATE_POLICY_CHANGE (1 << 3)
#define CXL_MBOX_IMMEDIATE_LOG_CHANGE (1 << 4)
#define CXL_MBOX_SECURITY_STATE_CHANGE (1 << 5)
#define CXL_MBOX_BACKGROUND_OPERATION (1 << 6)
#endif