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lib: utils: Add MPXY client driver for RPMI MM service group

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Add necessary infra for implementing RPMI Management Mode
service group on platform microcontroller.

Co-authored-by: Sunil V L <sunilvl@oss.qualcomm.com>
Signed-off-by: Ranbir Singh <ranbir.singh@oss.qualcomm.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
Link: https://lore.kernel.org/r/20260225061347.1396504-1-ranbir.singh@oss.qualcomm.com
Signed-off-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Ranbir Singh
2026-02-25 11:43:47 +05:30
committed by Anup Patel
parent 2bf0de88c8
commit 0b041e58c0
5 changed files with 161 additions and 0 deletions
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37
include/sbi_utils/mailbox/rpmi_msgprot.h
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@@ -220,6 +220,7 @@ enum rpmi_servicegroup_id {
RPMI_SRVGRP_CLOCK = 0x0008,
RPMI_SRVGRP_DEVICE_POWER = 0x0009,
RPMI_SRVGRP_PERFORMANCE = 0x0000A,
RPMI_SRVGRP_MANAGEMENT_MODE = 0x000B,
RPMI_SRVGRP_ID_MAX_COUNT,
/* Reserved range for service groups */
@@ -947,4 +948,40 @@ struct rpmi_perf_get_fast_chn_attr_resp {
u32 db_perserved_high;
};
/** RPMI MM ServiceGroup Service IDs */
enum rpmi_mm_service_id {
RPMI_MM_SRV_ENABLE_NOTIFICATION = 0x01,
RPMI_MM_SRV_GET_ATTRIBUTES = 0x02,
RPMI_MM_SRV_COMMUNICATE = 0x03,
RPMI_MM_SRV_MAX_COUNT,
};
/** RPMI MM ServiceGroup Get Attributes main struct */
struct rpmi_mm_attributes {
u32 mm_version;
u32 shmem_addr_lo;
u32 shmem_addr_hi;
u32 shmem_size;
};
/** RPMI MM ServiceGroup Get Attributes response struct */
struct rpmi_mm_get_attributes_rsp {
s32 status;
struct rpmi_mm_attributes mma;
};
/** RPMI MM ServiceGroup Communicate request struct */
struct rpmi_mm_communicate_req {
u32 mm_comm_ipdata_off;
u32 mm_comm_ipdata_size;
u32 mm_comm_opdata_off;
u32 mm_comm_opdata_size;
};
/** RPMI MM ServiceGroup Communicate response struct */
struct rpmi_mm_communicate_rsp {
s32 status;
u32 mm_comm_retdata_size;
};
#endif /* !__RPMI_MSGPROT_H__ */