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qcacmn: Add support to log ce hang event info

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Add hif APIs to support logging of ce hang event
data.

Change-Id: I9b930d5f983d57a7359ba9f97ea65050c4f54a8a
CRs-Fixed: 2649148
This commit is contained in:
Yeshwanth Sriram Guntuka
2020-03-25 23:15:13 +05:30
committed by nshrivas
parent f5067f066b
commit d3db10ec5b
6 changed files with 198 additions and 2 deletions
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59
hif/src/ce/ce_main.c
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@@ -48,6 +48,9 @@
#define PCIE_ACCESS_DUMP 4
#endif
#include "mp_dev.h"
#ifdef HIF_CE_LOG_INFO
#include "qdf_hang_event_notifier.h"
#endif
#if (defined(QCA_WIFI_QCA8074) || defined(QCA_WIFI_QCA6290) || \
defined(QCA_WIFI_QCA6018) || defined(QCA_WIFI_QCA5018)) && \
@@ -4197,3 +4200,59 @@ int hif_get_wake_ce_id(struct hif_softc *scn, uint8_t *ce_id)
return 0;
}
#ifdef HIF_CE_LOG_INFO
/**
* ce_get_index_info(): Get CE index info
* @scn: HIF Context
* @ce_state: CE opaque handle
* @info: CE info
*
* Return: 0 for success and non zero for failure
*/
static
int ce_get_index_info(struct hif_softc *scn, void *ce_state,
struct ce_index *info)
{
struct HIF_CE_state *hif_state = HIF_GET_CE_STATE(scn);
return hif_state->ce_services->ce_get_index_info(scn, ce_state, info);
}
void hif_log_ce_info(struct hif_opaque_softc *hif_ctx, uint8_t *data,
unsigned int *offset)
{
struct hif_softc *scn = HIF_GET_SOFTC(hif_ctx);
struct hang_event_info info = {0};
static uint32_t tracked_ce = BIT(CE_ID_1) | BIT(CE_ID_2) |
BIT(CE_ID_3) | BIT(CE_ID_4) | BIT(CE_ID_9) | BIT(CE_ID_10);
uint8_t curr_index = 0;
uint8_t i;
uint16_t size;
info.active_tasklet_count = qdf_atomic_read(&scn->active_tasklet_cnt);
info.active_grp_tasklet_cnt =
qdf_atomic_read(&scn->active_grp_tasklet_cnt);
for (i = 0; i < scn->ce_count; i++) {
if (!(tracked_ce & BIT(i)) || !scn->ce_id_to_state[i])
continue;
if (ce_get_index_info(scn, scn->ce_id_to_state[i],
&info.ce_info[curr_index]))
continue;
curr_index++;
}
info.ce_count = curr_index;
size = sizeof(info) -
(CE_COUNT_MAX - info.ce_count) * sizeof(struct ce_index);
QDF_HANG_EVT_SET_HDR(&info.tlv_header, HANG_EVT_TAG_CE_INFO,
size - QDF_HANG_EVENT_TLV_HDR_SIZE);
qdf_mem_copy(data + *offset, &info, size);
*offset = *offset + size;
}
#endif