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qcacld-3.0: Record polled completion processing

Browse source 
Since the wmi tx copy engine's completions can be
processed in both its tasklet context and through
ce_per_engine_servicereap on a polled basis, we
wish to be able to distinguish the when each is used.

Change-Id: I5892eeeab4e1c7e4c35b958d98db7ad0293ec24f
CRs-Fixed: 951569
This commit is contained in:
Houston Hoffman 2015-12-14 16:35:15 -08:00 • committed by Akash Patel
commit c9f2a429a0
2 changed files with 12 additions and 3 deletions
Download patch file Download diff file Expand all files Collapse all files

4
core/hif/src/ce/ce_internal.h
View file

@ -298,6 +298,8 @@ union ce_desc {
* @HIF_CE_TASKLET_ENTRY: records the start of the ce_tasklet
* @HIF_CE_TASKLET_RESCHEDULE: records the rescheduling of the wlan_tasklet
* @HIF_CE_TASKLET_EXIT: records the exit of the wlan tasklet without reschedule
* @HIF_CE_REAP_ENTRY: records when we process completion outside of a bh
* @HIF_CE_REAP_EXIT: records when we process completion outside of a bh
*/
enum hif_ce_event_type {
HIF_RX_DESC_POST,
@ -309,6 +311,8 @@ enum hif_ce_event_type {
HIF_CE_TASKLET_ENTRY,
HIF_CE_TASKLET_RESCHEDULE,
HIF_CE_TASKLET_EXIT,
HIF_CE_REAP_ENTRY,
HIF_CE_REAP_EXIT,
};
void ce_init_ce_desc_event_log(int ce_id, int size);

11
core/hif/src/ce/ce_service.c
View file

@ -1181,7 +1181,7 @@ ce_completed_send_next(struct CE_handle *copyeng,
* within it .
*/
void ce_per_engine_servicereap(struct ol_softc *scn, unsigned int CE_id)
void ce_per_engine_servicereap(struct ol_softc *scn, unsigned int ce_id)
{
void *CE_context;
void *transfer_context;
@ -1190,9 +1190,11 @@ void ce_per_engine_servicereap(struct ol_softc *scn, unsigned int CE_id)
unsigned int id;
unsigned int sw_idx, hw_idx;
uint32_t toeplitz_hash_result;
struct CE_state *CE_state = scn->ce_id_to_state[CE_id];
struct CE_state *CE_state = scn->ce_id_to_state[ce_id];
A_TARGET_ACCESS_BEGIN(scn);
hif_record_ce_desc_event(ce_id, HIF_CE_REAP_ENTRY,
NULL, NULL, 0);
/* Since this function is called from both user context and
* tasklet context the spinlock has to lock the bottom halves.
@ -1220,7 +1222,7 @@ void ce_per_engine_servicereap(struct ol_softc *scn, unsigned int CE_id)
&nbytes, &id, &sw_idx, &hw_idx,
&toeplitz_hash_result) ==
CDF_STATUS_SUCCESS) {
if (CE_id != CE_HTT_H2T_MSG) {
if (ce_id != CE_HTT_H2T_MSG) {
cdf_spin_unlock_bh(
&CE_state->ce_index_lock);
CE_state->send_cb(
@ -1247,6 +1249,9 @@ void ce_per_engine_servicereap(struct ol_softc *scn, unsigned int CE_id)
}
cdf_spin_unlock_bh(&CE_state->ce_index_lock);
hif_record_ce_desc_event(ce_id, HIF_CE_REAP_EXIT,
NULL, NULL, 0);
A_TARGET_ACCESS_END(scn);
}