mirror of
https://github.com/torvalds/linux.git
synced 2024-11-16 00:52:01 +00:00
777fd524ba
This adds a few more tracepoints that have proven useful when debugging issues with the FSI bus. This also makes echo_delay() use clock_zeros() instead of open-code it in order to share the tracepoint. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Reviewed-by: Joel Stanley <joel@jms.id.au>
172 lines
3.9 KiB
C
172 lines
3.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
|
|
#undef TRACE_SYSTEM
|
|
#define TRACE_SYSTEM fsi_master_gpio
|
|
|
|
#if !defined(_TRACE_FSI_MASTER_GPIO_H) || defined(TRACE_HEADER_MULTI_READ)
|
|
#define _TRACE_FSI_MASTER_GPIO_H
|
|
|
|
#include <linux/tracepoint.h>
|
|
|
|
TRACE_EVENT(fsi_master_gpio_in,
|
|
TP_PROTO(const struct fsi_master_gpio *master, int bits, uint64_t msg),
|
|
TP_ARGS(master, bits, msg),
|
|
TP_STRUCT__entry(
|
|
__field(int, master_idx)
|
|
__field(int, bits)
|
|
__field(uint64_t, msg)
|
|
),
|
|
TP_fast_assign(
|
|
__entry->master_idx = master->master.idx;
|
|
__entry->bits = bits;
|
|
__entry->msg = msg & ((1ull<<bits) - 1);
|
|
),
|
|
TP_printk("fsi-gpio%d => %0*llx[%d]",
|
|
__entry->master_idx,
|
|
(__entry->bits + 3) / 4,
|
|
__entry->msg,
|
|
__entry->bits
|
|
)
|
|
);
|
|
|
|
TRACE_EVENT(fsi_master_gpio_out,
|
|
TP_PROTO(const struct fsi_master_gpio *master, int bits, uint64_t msg),
|
|
TP_ARGS(master, bits, msg),
|
|
TP_STRUCT__entry(
|
|
__field(int, master_idx)
|
|
__field(int, bits)
|
|
__field(uint64_t, msg)
|
|
),
|
|
TP_fast_assign(
|
|
__entry->master_idx = master->master.idx;
|
|
__entry->bits = bits;
|
|
__entry->msg = msg & ((1ull<<bits) - 1);
|
|
),
|
|
TP_printk("fsi-gpio%d <= %0*llx[%d]",
|
|
__entry->master_idx,
|
|
(__entry->bits + 3) / 4,
|
|
__entry->msg,
|
|
__entry->bits
|
|
)
|
|
);
|
|
|
|
TRACE_EVENT(fsi_master_gpio_clock_zeros,
|
|
TP_PROTO(const struct fsi_master_gpio *master, int clocks),
|
|
TP_ARGS(master, clocks),
|
|
TP_STRUCT__entry(
|
|
__field(int, master_idx)
|
|
__field(int, clocks)
|
|
),
|
|
TP_fast_assign(
|
|
__entry->master_idx = master->master.idx;
|
|
__entry->clocks = clocks;
|
|
),
|
|
TP_printk("fsi-gpio%d clock %d zeros",
|
|
__entry->master_idx, __entry->clocks
|
|
)
|
|
);
|
|
|
|
TRACE_EVENT(fsi_master_gpio_break,
|
|
TP_PROTO(const struct fsi_master_gpio *master),
|
|
TP_ARGS(master),
|
|
TP_STRUCT__entry(
|
|
__field(int, master_idx)
|
|
),
|
|
TP_fast_assign(
|
|
__entry->master_idx = master->master.idx;
|
|
),
|
|
TP_printk("fsi-gpio%d ----break---",
|
|
__entry->master_idx
|
|
)
|
|
);
|
|
|
|
TRACE_EVENT(fsi_master_gpio_crc_cmd_error,
|
|
TP_PROTO(const struct fsi_master_gpio *master),
|
|
TP_ARGS(master),
|
|
TP_STRUCT__entry(
|
|
__field(int, master_idx)
|
|
),
|
|
TP_fast_assign(
|
|
__entry->master_idx = master->master.idx;
|
|
),
|
|
TP_printk("fsi-gpio%d ----CRC command retry---",
|
|
__entry->master_idx
|
|
)
|
|
);
|
|
|
|
TRACE_EVENT(fsi_master_gpio_crc_rsp_error,
|
|
TP_PROTO(const struct fsi_master_gpio *master),
|
|
TP_ARGS(master),
|
|
TP_STRUCT__entry(
|
|
__field(int, master_idx)
|
|
),
|
|
TP_fast_assign(
|
|
__entry->master_idx = master->master.idx;
|
|
),
|
|
TP_printk("fsi-gpio%d ----CRC response---",
|
|
__entry->master_idx
|
|
)
|
|
);
|
|
|
|
TRACE_EVENT(fsi_master_gpio_poll_response_busy,
|
|
TP_PROTO(const struct fsi_master_gpio *master, int busy),
|
|
TP_ARGS(master, busy),
|
|
TP_STRUCT__entry(
|
|
__field(int, master_idx)
|
|
__field(int, busy)
|
|
),
|
|
TP_fast_assign(
|
|
__entry->master_idx = master->master.idx;
|
|
__entry->busy = busy;
|
|
),
|
|
TP_printk("fsi-gpio%d: device reported busy %d times",
|
|
__entry->master_idx, __entry->busy)
|
|
);
|
|
|
|
TRACE_EVENT(fsi_master_gpio_cmd_abs_addr,
|
|
TP_PROTO(const struct fsi_master_gpio *master, u32 addr),
|
|
TP_ARGS(master, addr),
|
|
TP_STRUCT__entry(
|
|
__field(int, master_idx)
|
|
__field(u32, addr)
|
|
),
|
|
TP_fast_assign(
|
|
__entry->master_idx = master->master.idx;
|
|
__entry->addr = addr;
|
|
),
|
|
TP_printk("fsi-gpio%d: Sending ABS_ADR %06x",
|
|
__entry->master_idx, __entry->addr)
|
|
);
|
|
|
|
TRACE_EVENT(fsi_master_gpio_cmd_rel_addr,
|
|
TP_PROTO(const struct fsi_master_gpio *master, u32 rel_addr),
|
|
TP_ARGS(master, rel_addr),
|
|
TP_STRUCT__entry(
|
|
__field(int, master_idx)
|
|
__field(u32, rel_addr)
|
|
),
|
|
TP_fast_assign(
|
|
__entry->master_idx = master->master.idx;
|
|
__entry->rel_addr = rel_addr;
|
|
),
|
|
TP_printk("fsi-gpio%d: Sending REL_ADR %03x",
|
|
__entry->master_idx, __entry->rel_addr)
|
|
);
|
|
|
|
TRACE_EVENT(fsi_master_gpio_cmd_same_addr,
|
|
TP_PROTO(const struct fsi_master_gpio *master),
|
|
TP_ARGS(master),
|
|
TP_STRUCT__entry(
|
|
__field(int, master_idx)
|
|
),
|
|
TP_fast_assign(
|
|
__entry->master_idx = master->master.idx;
|
|
),
|
|
TP_printk("fsi-gpio%d: Sending SAME_ADR",
|
|
__entry->master_idx)
|
|
);
|
|
|
|
#endif /* _TRACE_FSI_MASTER_GPIO_H */
|
|
|
|
#include <trace/define_trace.h>
|