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Merge "soc: qcom: rpmh-rsc: Add tracing for channel switch and drv enable"

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This commit is contained in:
qctecmdr 2022-05-14 11:35:26 -07:00 committed by Gerrit - the friendly Code Review server
commit 9025ae10ff
2 changed files with 54 additions and 3 deletions
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13
drivers/soc/qcom/rpmh-rsc.c
View File

@ -1157,7 +1157,7 @@ int rpmh_rsc_mode_solver_set(struct rsc_drv *drv, bool enable)
int rpmh_rsc_is_tcs_completed(struct rsc_drv *drv, int ch)
{
u32 sts;
int retry = 10;
int retry = 10, ret = 0;
do {
sts = readl_relaxed(drv->base + drv->regs[RSC_DRV_CHN_TCS_COMPLETE]);
@ -1170,12 +1170,17 @@ int rpmh_rsc_is_tcs_completed(struct rsc_drv *drv, int ch)
retry--;
} while (!sts && retry);
if (!retry)
return -EBUSY;
if (!retry) {
ret = -EBUSY;
goto exit;
}
writel_relaxed(CH_CLEAR_STATUS,
drv->base + drv->regs[RSC_DRV_CHN_TCS_COMPLETE]);
exit:
trace_rpmh_switch_channel(drv, ch, ret);
ipc_log_string(drv->ipc_log_ctx, "channel switched to: %d ret: %d", ch, ret);
return 0;
}
@ -1249,6 +1254,8 @@ int rpmh_rsc_drv_enable(struct rsc_drv *drv, bool enable)
}
exit:
spin_unlock(&drv->lock);
trace_rpmh_drv_enable(drv, enable, ret);
ipc_log_string(drv->ipc_log_ctx, "drv enable: %d ret: %d", enable, ret);
return ret;
}

44
drivers/soc/qcom/trace-rpmh.h
View File

@ -88,6 +88,50 @@ TRACE_EVENT(rpmh_solver_set,
__get_str(name), __entry->set)
);
TRACE_EVENT(rpmh_switch_channel,
TP_PROTO(struct rsc_drv *d, int ch, int ret),
TP_ARGS(d, ch, ret),
TP_STRUCT__entry(
__string(name, d->name)
__field(int, ch)
__field(int, ret)
),
TP_fast_assign(
__assign_str(name, d->name);
__entry->ch = ch;
__entry->ret = ret;
),
TP_printk("%s: channel switched to: %d ret: %d",
__get_str(name), __entry->ch, __entry->ret)
);
TRACE_EVENT(rpmh_drv_enable,
TP_PROTO(struct rsc_drv *d, bool enable, int ret),
TP_ARGS(d, enable, ret),
TP_STRUCT__entry(
__string(name, d->name)
__field(bool, enable)
__field(int, ret)
),
TP_fast_assign(
__assign_str(name, d->name);
__entry->enable = enable;
__entry->ret = ret;
),
TP_printk("%s: drv enable: %d ret: %d",
__get_str(name), __entry->enable, __entry->ret)
);
#endif /* _TRACE_RPMH_H */
#undef TRACE_INCLUDE_PATH