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lib: utils: Add MPXY RPMI mailbox driver for performance

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Add MPXY RPMI mailbox driver for performance.

Signed-off-by: Joshua Yeong <joshua.yeong@starfivetech.com>
Reviewed-by: Rahul Pathak <rpathak@ventanamicro.com>
Link: https://lore.kernel.org/r/20251013153138.1574512-4-joshua.yeong@starfivetech.com
Signed-off-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Joshua Yeong
2025-10-13 23:31:38 +08:00
committed by Anup Patel
parent a28e51016e
commit 834d0d9f26
5 changed files with 217 additions and 0 deletions
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91
lib/utils/mpxy/fdt_mpxy_rpmi_performance.c Normal file
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#include <sbi_utils/mpxy/fdt_mpxy_rpmi_mbox.h>
static struct mpxy_rpmi_service_data performance_services[] = {
{
.id = RPMI_PERF_SRV_ENABLE_NOTIFICATION,
.min_tx_len = sizeof(struct rpmi_enable_notification_req),
.max_tx_len = sizeof(struct rpmi_enable_notification_req),
.min_rx_len = sizeof(struct rpmi_enable_notification_resp),
.max_rx_len = sizeof(struct rpmi_enable_notification_resp),
},
{
.id = RPMI_PERF_SRV_GET_NUM_DOMAINS,
.min_tx_len = 0,
.max_tx_len = 0,
.min_rx_len = sizeof(struct rpmi_perf_get_num_domain_resp),
.max_rx_len = sizeof(struct rpmi_perf_get_num_domain_resp),
},
{
.id = RPMI_PERF_SRV_GET_ATTRIBUTES,
.min_tx_len = sizeof(struct rpmi_perf_get_attrs_req),
.max_tx_len = sizeof(struct rpmi_perf_get_attrs_req),
.min_rx_len = sizeof(struct rpmi_perf_get_attrs_resp),
.max_rx_len = sizeof(struct rpmi_perf_get_attrs_resp),
},
{
.id = RPMI_PERF_SRV_GET_SUPPORTED_LEVELS,
.min_tx_len = sizeof(struct rpmi_perf_get_supported_level_req),
.max_tx_len = sizeof(struct rpmi_perf_get_supported_level_req),
.min_rx_len = sizeof(struct rpmi_perf_get_supported_level_resp),
.max_rx_len = -1U,
},
{
.id = RPMI_PERF_SRV_GET_LEVEL,
.min_tx_len = sizeof(struct rpmi_perf_get_level_req),
.max_tx_len = sizeof(struct rpmi_perf_get_level_req),
.min_rx_len = sizeof(struct rpmi_perf_get_level_resp),
.max_rx_len = sizeof(struct rpmi_perf_get_level_resp),
},
{
.id = RPMI_PERF_SRV_SET_LEVEL,
.min_tx_len = sizeof(struct rpmi_perf_set_level_req),
.max_tx_len = sizeof(struct rpmi_perf_set_level_req),
.min_rx_len = sizeof(struct rpmi_perf_set_level_resp),
.max_rx_len = sizeof(struct rpmi_perf_set_level_resp),
},
{
.id = RPMI_PERF_SRV_GET_LIMIT,
.min_tx_len = sizeof(struct rpmi_perf_get_limit_req),
.max_tx_len = sizeof(struct rpmi_perf_get_limit_req),
.min_rx_len = sizeof(struct rpmi_perf_get_limit_resp),
.max_rx_len = sizeof(struct rpmi_perf_get_limit_resp),
},
{
.id = RPMI_PERF_SRV_SET_LIMIT,
.min_tx_len = sizeof(struct rpmi_perf_set_limit_req),
.max_tx_len = sizeof(struct rpmi_perf_set_limit_req),
.min_rx_len = sizeof(struct rpmi_perf_set_limit_resp),
.max_rx_len = sizeof(struct rpmi_perf_set_limit_resp),
},
{
.id = RPMI_PERF_SRV_GET_FAST_CHANNEL_REGION,
.min_tx_len = 0,
.max_tx_len = 0,
.min_rx_len = sizeof(struct rpmi_perf_get_fast_chn_region_resp),
.max_rx_len = sizeof(struct rpmi_perf_get_fast_chn_region_resp),
},
{
.id = RPMI_PERF_SRV_GET_FAST_CHANNEL_ATTRIBUTES,
.min_tx_len = sizeof(struct rpmi_perf_get_fast_chn_attr_req),
.max_tx_len = sizeof(struct rpmi_perf_get_fast_chn_attr_req),
.min_rx_len = sizeof(struct rpmi_perf_get_fast_chn_attr_resp),
.max_rx_len = sizeof(struct rpmi_perf_get_fast_chn_attr_resp),
},
};
static const struct mpxy_rpmi_mbox_data performance_data = {
.servicegrp_id = RPMI_SRVGRP_PERFORMANCE ,
.num_services = RPMI_PERF_SRV_MAX_COUNT,
.service_data = performance_services,
};
static const struct fdt_match performance_match[] = {
{ .compatible = "riscv,rpmi-mpxy-performance", .data = &performance_data },
{ },
};
const struct fdt_driver fdt_mpxy_rpmi_performance = {
.experimental = true,
.match_table = performance_match,
.init = mpxy_rpmi_mbox_init,
};