cregit-Linux how code gets into the kernel

Release 4.11 drivers/net/fjes/fjes_trace.h

Directory: drivers/net/fjes
/*
 *  FUJITSU Extended Socket Network Device driver
 *  Copyright (c) 2015-2016 FUJITSU LIMITED
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
 * version 2, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, see <http://www.gnu.org/licenses/>.
 *
 * The full GNU General Public License is included in this distribution in
 * the file called "COPYING".
 *
 */

#if !defined(FJES_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)

#define FJES_TRACE_H_

#include <linux/types.h>
#include <linux/tracepoint.h>


#undef TRACE_SYSTEM

#define TRACE_SYSTEM fjes

/* tracepoints for fjes_hw.c */

TRACE_EVENT(fjes_hw_issue_request_command,
	TP_PROTO(union REG_CR *cr, union REG_CS *cs, int timeout,
                 enum fjes_dev_command_response_e ret),
	TP_ARGS(cr, cs, timeout, ret),
	TP_STRUCT__entry(
                __field(u16, cr_req)
                __field(u8, cr_error)
                __field(u16, cr_err_info)
                __field(u8, cr_req_start)
                __field(u16, cs_req)
                __field(u8, cs_busy)
                __field(u8, cs_complete)
                __field(int, timeout)
                __field(int, ret);
        ),
	TP_fast_assign(
                __entry->cr_req = cr->bits.req_code;
                __entry->cr_error = cr->bits.error;
                __entry->cr_err_info = cr->bits.err_info;
                __entry->cr_req_start = cr->bits.req_start;
                __entry->cs_req = cs->bits.req_code;
                __entry->cs_busy = cs->bits.busy;
                __entry->cs_complete = cs->bits.complete;
                __entry->timeout = timeout;
                __entry->ret = ret;
        ),
	TP_printk("CR=[req=%04x, error=%u, err_info=%04x, req_start=%u], CS=[req=%04x, busy=%u, complete=%u], timeout=%d, ret=%d",
                  __entry->cr_req, __entry->cr_error, __entry->cr_err_info,
                  __entry->cr_req_start, __entry->cs_req, __entry->cs_busy,
                  __entry->cs_complete, __entry->timeout, __entry->ret)
);

TRACE_EVENT(fjes_hw_request_info,
	TP_PROTO(struct fjes_hw *hw, union fjes_device_command_res *res_buf),
	TP_ARGS(hw, res_buf),
	TP_STRUCT__entry(
                __field(int, length)
                __field(int, code)
                __dynamic_array(u8, zone, hw->max_epid)
                __dynamic_array(u8, status, hw->max_epid)
        ),
	TP_fast_assign(
                int x;

                __entry->length = res_buf->info.length;
                __entry->code = res_buf->info.code;
                for (x = 0; x < hw->max_epid; x++) {
                        *((u8 *)__get_dynamic_array(zone) + x) =
                                        res_buf->info.info[x].zone;
                        *((u8 *)__get_dynamic_array(status) + x) =
                                        res_buf->info.info[x].es_status;
                }
        ),
	TP_printk("res_buf=[length=%d, code=%d, es_zones=%s, es_status=%s]",
                  __entry->length, __entry->code,
                  __print_array(__get_dynamic_array(zone),
                                __get_dynamic_array_len(zone) / sizeof(u8),
                                sizeof(u8)),
                  __print_array(__get_dynamic_array(status),
                                __get_dynamic_array_len(status) / sizeof(u8),
                                sizeof(u8)))
);

TRACE_EVENT(fjes_hw_request_info_err,
	TP_PROTO(char *err),
	TP_ARGS(err),
	TP_STRUCT__entry(
                __string(err, err)
        ),
	TP_fast_assign(
                __assign_str(err, err);
        ),
	TP_printk("%s", __get_str(err))
);

TRACE_EVENT(fjes_hw_register_buff_addr_req,
	TP_PROTO(union fjes_device_command_req *req_buf,
                 struct ep_share_mem_info *buf_pair),
	TP_ARGS(req_buf, buf_pair),
	TP_STRUCT__entry(
                __field(int, length)
                __field(int, epid)
                __field(u64, tx)
                __field(size_t, tx_size)
                __field(u64, rx)
                __field(size_t, rx_size)
        ),
	TP_fast_assign(
                void *tx, *rx;

                tx = (void *)buf_pair->tx.buffer;
                rx = (void *)buf_pair->rx.buffer;
                __entry->length = req_buf->share_buffer.length;
                __entry->epid = req_buf->share_buffer.epid;
                __entry->tx_size = buf_pair->tx.size;
                __entry->rx_size = buf_pair->rx.size;
                __entry->tx = page_to_phys(vmalloc_to_page(tx)) +
                                offset_in_page(tx);
                __entry->rx = page_to_phys(vmalloc_to_page(rx)) +
                                offset_in_page(rx);
        ),
	TP_printk("req_buf=[length=%d, epid=%d], TX=[phy=0x%016llx, size=%zu], RX=[phy=0x%016llx, size=%zu]",
                  __entry->length, __entry->epid, __entry->tx, __entry->tx_size,
                  __entry->rx, __entry->rx_size)
);

TRACE_EVENT(fjes_hw_register_buff_addr,
	TP_PROTO(union fjes_device_command_res *res_buf, int timeout),
	TP_ARGS(res_buf, timeout),
	TP_STRUCT__entry(
                __field(int, length)
                __field(int, code)
                __field(int, timeout)
        ),
	TP_fast_assign(
                __entry->length = res_buf->share_buffer.length;
                __entry->code = res_buf->share_buffer.code;
                __entry->timeout = timeout;
        ),
	TP_printk("res_buf=[length=%d, code=%d], timeout=%d",
                  __entry->length, __entry->code, __entry->timeout)
);

TRACE_EVENT(fjes_hw_register_buff_addr_err,
	TP_PROTO(char *err),
	TP_ARGS(err),
	TP_STRUCT__entry(
                __string(err, err)
        ),
	TP_fast_assign(
                __assign_str(err, err);
        ),
	TP_printk("%s", __get_str(err))
);

TRACE_EVENT(fjes_hw_unregister_buff_addr_req,
	TP_PROTO(union fjes_device_command_req *req_buf),
	TP_ARGS(req_buf),
	TP_STRUCT__entry(
                __field(int, length)
                __field(int, epid)
        ),
	TP_fast_assign(
                __entry->length = req_buf->unshare_buffer.length;
                __entry->epid = req_buf->unshare_buffer.epid;
        ),
	TP_printk("req_buf=[length=%d, epid=%d]",
                  __entry->length, __entry->epid)
);

TRACE_EVENT(fjes_hw_unregister_buff_addr,
	TP_PROTO(union fjes_device_command_res *res_buf, int timeout),
	TP_ARGS(res_buf, timeout),
	TP_STRUCT__entry(
                __field(int, length)
                __field(int, code)
                __field(int, timeout)
        ),
	TP_fast_assign(
                __entry->length = res_buf->unshare_buffer.length;
                __entry->code = res_buf->unshare_buffer.code;
                __entry->timeout = timeout;
        ),
	TP_printk("res_buf=[length=%d, code=%d], timeout=%d",
                  __entry->length, __entry->code, __entry->timeout)
);

TRACE_EVENT(fjes_hw_unregister_buff_addr_err,
	TP_PROTO(char *err),
	TP_ARGS(err),
	TP_STRUCT__entry(
                __string(err, err)
        ),
	TP_fast_assign(
                __assign_str(err, err);
        ),
	TP_printk("%s", __get_str(err))
);

TRACE_EVENT(fjes_hw_start_debug_req,
	TP_PROTO(union fjes_device_command_req *req_buf),
	TP_ARGS(req_buf),
	TP_STRUCT__entry(
                __field(int, length)
                __field(int, mode)
                __field(phys_addr_t, buffer)
        ),
	TP_fast_assign(
                __entry->length = req_buf->start_trace.length;
                __entry->mode = req_buf->start_trace.mode;
                __entry->buffer = req_buf->start_trace.buffer[0];
        ),
	TP_printk("req_buf=[length=%d, mode=%d, buffer=%pap]",
                  __entry->length, __entry->mode, &__entry->buffer)
);

TRACE_EVENT(fjes_hw_start_debug,
	TP_PROTO(union fjes_device_command_res *res_buf),
	TP_ARGS(res_buf),
	TP_STRUCT__entry(
                __field(int, length)
                __field(int, code)
        ),
	TP_fast_assign(
                __entry->length = res_buf->start_trace.length;
                __entry->code = res_buf->start_trace.code;
        ),
	TP_printk("res_buf=[length=%d, code=%d]", __entry->length, __entry->code)
);

TRACE_EVENT(fjes_hw_start_debug_err,
	TP_PROTO(char *err),
	TP_ARGS(err),
	TP_STRUCT__entry(
		 __string(err, err)
	),
	TP_fast_assign(
		__assign_str(err, err)
	),
	TP_printk("%s", __get_str(err))
);

TRACE_EVENT(fjes_hw_stop_debug,
	TP_PROTO(union fjes_device_command_res *res_buf),
	TP_ARGS(res_buf),
	TP_STRUCT__entry(
                __field(int, length)
                __field(int, code)
        ),
	TP_fast_assign(
                __entry->length = res_buf->stop_trace.length;
                __entry->code = res_buf->stop_trace.code;
        ),
	TP_printk("res_buf=[length=%d, code=%d]", __entry->length, __entry->code)
);

TRACE_EVENT(fjes_hw_stop_debug_err,
	TP_PROTO(char *err),
	TP_ARGS(err),
	TP_STRUCT__entry(
		 __string(err, err)
	),
	TP_fast_assign(
		__assign_str(err, err)
	),
	TP_printk("%s", __get_str(err))
);

/* tracepoints for fjes_main.c */

TRACE_EVENT(fjes_txrx_stop_req_irq_pre,
	TP_PROTO(struct fjes_hw *hw, int src_epid,
                 enum ep_partner_status status),
	TP_ARGS(hw, src_epid, status),
	TP_STRUCT__entry(
                __field(int, src_epid)
                __field(enum ep_partner_status, status)
                __field(u8, ep_status)
                __field(unsigned long, txrx_stop_req_bit)
                __field(u16, rx_status)
        ),
	TP_fast_assign(
                __entry->src_epid = src_epid;
                __entry->status = status;
                __entry->ep_status = hw->hw_info.share->ep_status[src_epid];
                __entry->txrx_stop_req_bit = hw->txrx_stop_req_bit;
                __entry->rx_status =
                        hw->ep_shm_info[src_epid].tx.info->v1i.rx_status;
        ),
	TP_printk("epid=%d, partner_status=%d, ep_status=%x, txrx_stop_req_bit=%016lx, tx.rx_status=%08x",
                  __entry->src_epid, __entry->status, __entry->ep_status,
                  __entry->txrx_stop_req_bit, __entry->rx_status)
);

TRACE_EVENT(fjes_txrx_stop_req_irq_post,
	TP_PROTO(struct fjes_hw *hw, int src_epid),
	TP_ARGS(hw, src_epid),
	TP_STRUCT__entry(
                __field(int, src_epid)
                __field(u8, ep_status)
                __field(unsigned long, txrx_stop_req_bit)
                __field(u16, rx_status)
        ),
	TP_fast_assign(
                __entry->src_epid = src_epid;
                __entry->ep_status = hw->hw_info.share->ep_status[src_epid];
                __entry->txrx_stop_req_bit = hw->txrx_stop_req_bit;
                __entry->rx_status = hw->ep_shm_info[src_epid].tx.info->v1i.rx_status;
        ),
	TP_printk("epid=%d, ep_status=%x, txrx_stop_req_bit=%016lx, tx.rx_status=%08x",
                  __entry->src_epid, __entry->ep_status,
                  __entry->txrx_stop_req_bit, __entry->rx_status)
);

TRACE_EVENT(fjes_stop_req_irq_pre,
	TP_PROTO(struct fjes_hw *hw, int src_epid,
                 enum ep_partner_status status),
	TP_ARGS(hw, src_epid, status),
	TP_STRUCT__entry(
                __field(int, src_epid)
                __field(enum ep_partner_status, status)
                __field(u8, ep_status)
                __field(unsigned long, txrx_stop_req_bit)
                __field(u16, rx_status)
        ),
	TP_fast_assign(
                __entry->src_epid = src_epid;
                __entry->status = status;
                __entry->ep_status = hw->hw_info.share->ep_status[src_epid];
                __entry->txrx_stop_req_bit = hw->txrx_stop_req_bit;
                __entry->rx_status =
                        hw->ep_shm_info[src_epid].tx.info->v1i.rx_status;
        ),
	TP_printk("epid=%d, partner_status=%d, ep_status=%x, txrx_stop_req_bit=%016lx, tx.rx_status=%08x",
                  __entry->src_epid, __entry->status, __entry->ep_status,
                  __entry->txrx_stop_req_bit, __entry->rx_status)
);

TRACE_EVENT(fjes_stop_req_irq_post,
	TP_PROTO(struct fjes_hw *hw, int src_epid),
	TP_ARGS(hw, src_epid),
	TP_STRUCT__entry(
                __field(int, src_epid)
                __field(u8, ep_status)
                __field(unsigned long, txrx_stop_req_bit)
                __field(u16, rx_status)
        ),
	TP_fast_assign(
                __entry->src_epid = src_epid;
                __entry->ep_status = hw->hw_info.share->ep_status[src_epid];
                __entry->txrx_stop_req_bit = hw->txrx_stop_req_bit;
                __entry->rx_status =
                        hw->ep_shm_info[src_epid].tx.info->v1i.rx_status;
        ),
	TP_printk("epid=%d, ep_status=%x, txrx_stop_req_bit=%016lx, tx.rx_status=%08x",
                  __entry->src_epid, __entry->ep_status,
                  __entry->txrx_stop_req_bit, __entry->rx_status)
);

#endif /* FJES_TRACE_H_ */


#undef TRACE_INCLUDE_PATH

#undef TRACE_INCLUDE_FILE

#define TRACE_INCLUDE_PATH ../../../drivers/net/fjes

#define TRACE_INCLUDE_FILE fjes_trace

/* This part must be outside protection */
#include <trace/define_trace.h>

Overall Contributors

PersonTokensPropCommitsCommitProp
Taku Izumi42099.53%266.67%
Arnd Bergmann20.47%133.33%
Total422100.00%3100.00%
Directory: drivers/net/fjes
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