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https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
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53e89e3e44
The I2C Responder (I2CR) is an I2C device that translates I2C commands to CFAM or SCOM operations, effectively implementing an FSI master and bus. Signed-off-by: Eddie James <eajames@linux.ibm.com> Link: https://lore.kernel.org/r/20230612195657.245125-14-eajames@linux.ibm.com Signed-off-by: Joel Stanley <joel@jms.id.au>
107 lines
3.2 KiB
C
107 lines
3.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM fsi_master_i2cr
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#if !defined(_TRACE_FSI_MASTER_I2CR_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_FSI_MASTER_I2CR_H
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#include <linux/tracepoint.h>
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TRACE_EVENT(i2cr_i2c_error,
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TP_PROTO(const struct i2c_client *client, uint32_t command, int rc),
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TP_ARGS(client, command, rc),
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TP_STRUCT__entry(
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__field(int, bus)
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__field(int, rc)
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__array(unsigned char, command, sizeof(uint32_t))
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__field(unsigned short, addr)
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),
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TP_fast_assign(
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__entry->bus = client->adapter->nr;
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__entry->rc = rc;
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memcpy(__entry->command, &command, sizeof(uint32_t));
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__entry->addr = client->addr;
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),
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TP_printk("%d-%02x command:{ %*ph } rc:%d", __entry->bus, __entry->addr,
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(int)sizeof(uint32_t), __entry->command, __entry->rc)
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);
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TRACE_EVENT(i2cr_read,
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TP_PROTO(const struct i2c_client *client, uint32_t command, uint64_t *data),
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TP_ARGS(client, command, data),
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TP_STRUCT__entry(
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__field(int, bus)
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__array(unsigned char, data, sizeof(uint64_t))
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__array(unsigned char, command, sizeof(uint32_t))
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__field(unsigned short, addr)
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),
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TP_fast_assign(
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__entry->bus = client->adapter->nr;
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memcpy(__entry->data, data, sizeof(uint64_t));
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memcpy(__entry->command, &command, sizeof(uint32_t));
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__entry->addr = client->addr;
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),
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TP_printk("%d-%02x command:{ %*ph } { %*ph }", __entry->bus, __entry->addr,
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(int)sizeof(uint32_t), __entry->command, (int)sizeof(uint64_t), __entry->data)
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);
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TRACE_EVENT(i2cr_status,
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TP_PROTO(const struct i2c_client *client, uint64_t status),
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TP_ARGS(client, status),
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TP_STRUCT__entry(
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__field(uint64_t, status)
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__field(int, bus)
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__field(unsigned short, addr)
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),
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TP_fast_assign(
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__entry->status = status;
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__entry->bus = client->adapter->nr;
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__entry->addr = client->addr;
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),
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TP_printk("%d-%02x %016llx", __entry->bus, __entry->addr, __entry->status)
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);
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TRACE_EVENT(i2cr_status_error,
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TP_PROTO(const struct i2c_client *client, uint64_t status, uint64_t error, uint64_t log),
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TP_ARGS(client, status, error, log),
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TP_STRUCT__entry(
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__field(uint64_t, error)
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__field(uint64_t, log)
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__field(uint64_t, status)
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__field(int, bus)
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__field(unsigned short, addr)
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),
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TP_fast_assign(
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__entry->error = error;
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__entry->log = log;
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__entry->status = status;
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__entry->bus = client->adapter->nr;
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__entry->addr = client->addr;
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),
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TP_printk("%d-%02x status:%016llx error:%016llx log:%016llx", __entry->bus, __entry->addr,
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__entry->status, __entry->error, __entry->log)
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);
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TRACE_EVENT(i2cr_write,
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TP_PROTO(const struct i2c_client *client, uint32_t command, uint64_t data),
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TP_ARGS(client, command, data),
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TP_STRUCT__entry(
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__field(int, bus)
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__array(unsigned char, data, sizeof(uint64_t))
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__array(unsigned char, command, sizeof(uint32_t))
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__field(unsigned short, addr)
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),
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TP_fast_assign(
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__entry->bus = client->adapter->nr;
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memcpy(__entry->data, &data, sizeof(uint64_t));
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memcpy(__entry->command, &command, sizeof(uint32_t));
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__entry->addr = client->addr;
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),
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TP_printk("%d-%02x command:{ %*ph } { %*ph }", __entry->bus, __entry->addr,
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(int)sizeof(uint32_t), __entry->command, (int)sizeof(uint64_t), __entry->data)
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);
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#endif
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#include <trace/define_trace.h>
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