pldm_mctp_responder.c File Reference

#include <zephyr/device.h>
#include <zephyr/kernel.h>
#include <zephyr/logging/log.h>
#include <zephyr/pmci/mctp/mctp_i3c_target.h>
#include <libmctp.h>
#include <libpldm/base.h>
#include <errno.h>
#include <string.h>
#include "pldm_base.h"
#include "pldm_mctp_responder.h"
#include "pldm_pdr.h"
#include "pldm_platform.h"
#include <zephyr/drivers/pmci/pldm/pldm_oem_handler.h>

Include dependency graph for pldm_mctp_responder.c:

Data Structures
struct	tt_pldm_rx_work_item
struct	tt_pldm_mctp_responder_config
struct	tt_pldm_mctp_responder_data

Macros
#define	DT_DRV_COMPAT   tenstorrent_pldm_mctp_responder
#define	TT_PLDM_MSG_TYPE_PLDM   0x01U
#define	TT_PLDM_MAX_MESSAGE_LEN   64U
#define	TT_PLDM_RX_QUEUE_DEPTH   8U
#define	TT_PLDM_RX_WORKQ_STACK_SIZE   1024U
#define	TT_PLDM_MCTP_BINDING(inst)
#define	TT_PLDM_MCTP_RESPONDER_DEFINE(inst)

Functions
	LOG_MODULE_REGISTER (tt_pldm_mctp_rsp, CONFIG_TT_APP_LOG_LEVEL)
static int	tt_pldm_build_response (const struct device *dev, const struct pldm_msg *req_msg, size_t req_pldm_len, struct pldm_msg *resp_msg, size_t *resp_pldm_len)
static void	tt_pldm_mctp_process_rx_message (const struct device *dev, uint8_t eid, uint8_t msg_tag, const uint8_t *rx_buf, size_t len)
static void	tt_pldm_mctp_rx_work_handler (struct k_work *work)
bool	dmc_mctp_transport_ready (void)
const struct device *	tt_pldm_mctp_responder_oem_handler_get (const struct device *dev)
	Return the OEM handler device associated with a PLDM MCTP responder.
static void	tt_pldm_mctp_rx_message (uint8_t eid, bool tag_owner, uint8_t msg_tag, void *cb_data, void *msg, size_t len)
static int	tt_pldm_mctp_responder_init (const struct device *dev)

Variables
static bool	g_dmc_mctp_transport_ready

Macro Definition Documentation

DT_DRV_COMPAT

#define DT_DRV_COMPAT   tenstorrent_pldm_mctp_responder

TT_PLDM_MAX_MESSAGE_LEN

#define TT_PLDM_MAX_MESSAGE_LEN   64U

TT_PLDM_MCTP_BINDING

#define TT_PLDM_MCTP_BINDING

(

inst

)

Value:

        MCTP_I3C_TARGET_DT_DEFINE(tt_pldm_mctp_i3c_##inst,                                         \
                                  DT_PHANDLE(DT_DRV_INST(inst), mctp_target))

TT_PLDM_MCTP_RESPONDER_DEFINE

#define TT_PLDM_MCTP_RESPONDER_DEFINE

(

inst

)

Value:

        TT_PLDM_MCTP_BINDING(inst);                                                                \
        static const struct tt_pldm_mctp_responder_config tt_pldm_mctp_cfg_##inst = {              \
                .endpoint_id = DT_PROP(DT_PHANDLE(DT_DRV_INST(inst), mctp_target), endpoint_id),   \
                .tid = DT_PROP(DT_DRV_INST(inst), pldm_tid),                                       \
                .binding = &tt_pldm_mctp_i3c_##inst,                                               \
                .pdr_dev = COND_CODE_1(DT_NODE_HAS_PROP(DT_DRV_INST(inst), pdr),                   \
                                      (DEVICE_DT_GET(DT_PHANDLE(DT_DRV_INST(inst), pdr))), (NULL)),\
                         .oem_handler_dev = COND_CODE_1(DT_NODE_HAS_PROP                           \
                                                              (DT_DRV_INST(inst), oem_handler),    \
                                              (DEVICE_DT_GET(DT_PHANDLE(DT_DRV_INST(inst),         \
                                                                     oem_handler))), (NULL)),      \
        };                                                                                         \
        static struct tt_pldm_mctp_responder_data tt_pldm_mctp_data_##inst;                        \
        DEVICE_DT_INST_DEFINE(inst, tt_pldm_mctp_responder_init, NULL, &tt_pldm_mctp_data_##inst,  \
                              &tt_pldm_mctp_cfg_##inst, POST_KERNEL,                               \
                              CONFIG_APPLICATION_INIT_PRIORITY, NULL)

TT_PLDM_MSG_TYPE_PLDM

#define TT_PLDM_MSG_TYPE_PLDM   0x01U

TT_PLDM_RX_QUEUE_DEPTH

#define TT_PLDM_RX_QUEUE_DEPTH   8U

TT_PLDM_RX_WORKQ_STACK_SIZE

#define TT_PLDM_RX_WORKQ_STACK_SIZE   1024U

Function Documentation

dmc_mctp_transport_ready()

bool dmc_mctp_transport_ready

(

void

)

LOG_MODULE_REGISTER()

LOG_MODULE_REGISTER	(	tt_pldm_mctp_rsp	,
		CONFIG_TT_APP_LOG_LEVEL	)

tt_pldm_build_response()

int tt_pldm_build_response ( const struct device * dev, const struct pldm_msg * req_msg, size_t req_pldm_len, struct pldm_msg * resp_msg, size_t * resp_pldm_len )

static

tt_pldm_mctp_process_rx_message()

void tt_pldm_mctp_process_rx_message ( const struct device * dev, uint8_t eid, uint8_t msg_tag, const uint8_t * rx_buf, size_t len )

static

tt_pldm_mctp_responder_init()

int tt_pldm_mctp_responder_init ( const struct device * dev )

static

tt_pldm_mctp_responder_oem_handler_get()

const struct device * tt_pldm_mctp_responder_oem_handler_get

(

const struct device *

dev

)

Return the OEM handler device associated with a PLDM MCTP responder.

Parameters

dev	A tenstorrent,pldm-mctp-responder device instance.

Returns

The linked tenstorrent,pldm-oem-handler device, or NULL if none.

tt_pldm_mctp_rx_message()

void tt_pldm_mctp_rx_message ( uint8_t eid, bool tag_owner, uint8_t msg_tag, void * cb_data, void * msg, size_t len )

static

tt_pldm_mctp_rx_work_handler()

void tt_pldm_mctp_rx_work_handler ( struct k_work * work )

static

Variable Documentation

g_dmc_mctp_transport_ready

bool g_dmc_mctp_transport_ready

static