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qcacld-3.0: Add timing profiling log for runtime PM operations

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Add timing profiling log for runtime PM operations such that we can
know how much time each operation is taking.

Change-Id: Iad2aca8e8bb2f0dadc14d24e3a5c2b03938df9df
CRs-Fixed: 2518935
This commit is contained in:
Alan Chen 2019-08-30 12:07:03 -07:00 • committed by nshrivas
commit abd1947c43
3 changed files with 39 additions and 3 deletions
Download patch file Download diff file Expand all files Collapse all files

23
components/pmo/core/src/wlan_pmo_suspend_resume.c
View file

@ -903,6 +903,7 @@ QDF_STATUS pmo_core_psoc_bus_suspend_req(struct wlan_objmgr_psoc *psoc,
struct pmo_psoc_priv_obj *psoc_ctx;
QDF_STATUS status;
bool wow_mode_selected = false;
qdf_time_t begin, end;
pmo_enter();
if (!psoc) {
@ -928,10 +929,13 @@ QDF_STATUS pmo_core_psoc_bus_suspend_req(struct wlan_objmgr_psoc *psoc,
wow_mode_selected = pmo_core_is_wow_enabled(psoc_ctx);
pmo_debug("wow mode selected %d", wow_mode_selected);
begin = qdf_get_system_timestamp();
if (wow_mode_selected)
status = pmo_core_enable_wow_in_fw(psoc, psoc_ctx, wow_params);
else
status = pmo_core_psoc_suspend_target(psoc, 0);
end = qdf_get_system_timestamp();
pmo_debug("fw took total time %lu ms to enable wow", end - begin);
pmo_psoc_put_ref(psoc);
out:
@ -951,6 +955,7 @@ QDF_STATUS pmo_core_psoc_bus_runtime_suspend(struct wlan_objmgr_psoc *psoc,
QDF_STATUS status;
int ret;
struct pmo_wow_enable_params wow_params = {0};
qdf_time_t begin, end;
pmo_enter();
@ -1016,7 +1021,12 @@ QDF_STATUS pmo_core_psoc_bus_runtime_suspend(struct wlan_objmgr_psoc *psoc,
}
if (pld_cb) {
begin = qdf_get_system_timestamp();
ret = pld_cb();
end = qdf_get_system_timestamp();
pmo_debug("runtime pci bus suspend took total time %lu ms",
end - begin);
if (ret) {
status = qdf_status_from_os_return(ret);
goto resume_hif;
@ -1063,11 +1073,13 @@ out:
QDF_STATUS pmo_core_psoc_bus_runtime_resume(struct wlan_objmgr_psoc *psoc,
pmo_pld_auto_resume_cb pld_cb)
{
int ret;
void *hif_ctx;
void *dp_soc;
void *txrx_pdev;
void *htc_ctx;
QDF_STATUS status;
qdf_time_t begin, end;
pmo_enter();
@ -1095,9 +1107,12 @@ QDF_STATUS pmo_core_psoc_bus_runtime_resume(struct wlan_objmgr_psoc *psoc,
}
hif_pre_runtime_resume(hif_ctx);
if (pld_cb) {
if (pld_cb()) {
begin = qdf_get_system_timestamp();
ret = pld_cb();
end = qdf_get_system_timestamp();
pmo_debug("pci bus resume took total time %lu ms", end - begin);
if (ret) {
status = QDF_STATUS_E_FAILURE;
goto fail;
}
@ -1270,6 +1285,7 @@ QDF_STATUS pmo_core_psoc_bus_resume_req(struct wlan_objmgr_psoc *psoc,
struct pmo_psoc_priv_obj *psoc_ctx;
bool wow_mode;
QDF_STATUS status;
qdf_time_t begin, end;
pmo_enter();
if (!psoc) {
@ -1296,10 +1312,13 @@ QDF_STATUS pmo_core_psoc_bus_resume_req(struct wlan_objmgr_psoc *psoc,
goto out;
}
begin = qdf_get_system_timestamp();
if (wow_mode)
status = pmo_core_psoc_disable_wow_in_fw(psoc, psoc_ctx);
else
status = pmo_core_psoc_resume_target(psoc, psoc_ctx);
end = qdf_get_system_timestamp();
pmo_debug("fw took total time %lu ms to disable wow", end - begin);
pmo_psoc_put_ref(psoc);

3
core/hdd/inc/wlan_hdd_main.h
View file

@ -1959,6 +1959,9 @@ struct hdd_context {
unsigned long derived_intf_addr_mask;
struct sar_limit_cmd_params *sar_cmd_params;
qdf_time_t runtime_resume_start_time_stamp;
qdf_time_t runtime_suspend_done_time_stamp;
};
/**

16
core/hdd/src/wlan_hdd_driver_ops.c
View file

@ -1299,6 +1299,7 @@ static int wlan_hdd_runtime_suspend(struct device *dev)
int err;
QDF_STATUS status;
struct hdd_context *hdd_ctx;
qdf_time_t delta;
hdd_debug("Starting runtime suspend");
@ -1322,7 +1323,14 @@ static int wlan_hdd_runtime_suspend(struct device *dev)
hdd_pld_runtime_suspend_cb);
err = qdf_status_to_os_return(status);
hdd_debug("Runtime suspend done result: %d", err);
hdd_ctx->runtime_suspend_done_time_stamp = qdf_get_system_timestamp();
delta = hdd_ctx->runtime_suspend_done_time_stamp -
hdd_ctx->runtime_resume_start_time_stamp;
if (hdd_ctx->runtime_suspend_done_time_stamp >
hdd_ctx->runtime_resume_start_time_stamp)
hdd_debug("Runtime suspend done result: %d total cxpc up time %lu ms",
err, delta);
return err;
}
@ -1356,8 +1364,14 @@ static int wlan_hdd_runtime_resume(struct device *dev)
{
struct hdd_context *hdd_ctx = cds_get_context(QDF_MODULE_ID_HDD);
QDF_STATUS status;
qdf_time_t delta;
hdd_debug("Starting runtime resume");
hdd_ctx->runtime_resume_start_time_stamp = qdf_get_system_timestamp();
delta = hdd_ctx->runtime_resume_start_time_stamp -
hdd_ctx->runtime_suspend_done_time_stamp;
hdd_debug("Starting runtime resume total cxpc down time %lu ms",
delta);
if (wlan_hdd_validate_context(hdd_ctx))
return 0;