diff options
| author | Sriram R <srirrama@codeaurora.org> | 2020-06-11 08:09:54 +0300 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2020-06-15 17:33:12 +0300 |
| commit | 71fbc847978f51629856d0ef7d3645d9322fb340 (patch) | |
| tree | 00d69aab5f63db211c21c63a5d941630d4f011e8 /drivers/net/wireless/ath/ath11k/dp.h | |
| parent | 0dd6392ac2c0eb3e229631744f54b61789139e33 (diff) | |
| download | linux-71fbc847978f51629856d0ef7d3645d9322fb340.tar.xz | |
ath11k: Add support for ring backpressure stats
Add support for collecting and dumping the ring backpressure
stats via debugfs. Stats are dumped only if events are
received for the specific ring.
Below command can be used to obtain these stats as part of soc dp stats.
cat /sys/kernel/debug/ath11k/ipq8074/soc_dp_stats
Sample Output - When No stats available:
Backpressure Stats
==================
No Ring Backpressure stats received
Sample Output - When ring bp stats available for specific ring
Backpressure Stats
==================
Ring: REO2SW1_RING
count: 1
hp: 2
tp: 2
seen before: 4ms
Tested-on: IPQ8074 hw2.0 AHB WLAN.HK.2.1.0.1-01213-QCAHKSWPL_SILICONZ-1
Signed-off-by: Sriram R <srirrama@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/1591768308-32005-3-git-send-email-srirrama@codeaurora.org
Diffstat (limited to 'drivers/net/wireless/ath/ath11k/dp.h')
| -rw-r--r-- | drivers/net/wireless/ath/ath11k/dp.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath11k/dp.h b/drivers/net/wireless/ath/ath11k/dp.h index 058a5c1d86ff..7587862d2e32 100644 --- a/drivers/net/wireless/ath/ath11k/dp.h +++ b/drivers/net/wireless/ath/ath11k/dp.h @@ -999,6 +999,48 @@ struct htt_resp_msg { #define HTT_BACKPRESSURE_EVENT_HP_M GENMASK(15, 0) #define HTT_BACKPRESSURE_EVENT_TP_M GENMASK(31, 16) +#define HTT_BACKPRESSURE_UMAC_RING_TYPE 0 +#define HTT_BACKPRESSURE_LMAC_RING_TYPE 1 + +enum htt_backpressure_umac_ringid { + HTT_SW_RING_IDX_REO_REO2SW1_RING, + HTT_SW_RING_IDX_REO_REO2SW2_RING, + HTT_SW_RING_IDX_REO_REO2SW3_RING, + HTT_SW_RING_IDX_REO_REO2SW4_RING, + HTT_SW_RING_IDX_REO_WBM2REO_LINK_RING, + HTT_SW_RING_IDX_REO_REO2TCL_RING, + HTT_SW_RING_IDX_REO_REO2FW_RING, + HTT_SW_RING_IDX_REO_REO_RELEASE_RING, + HTT_SW_RING_IDX_WBM_PPE_RELEASE_RING, + HTT_SW_RING_IDX_TCL_TCL2TQM_RING, + HTT_SW_RING_IDX_WBM_TQM_RELEASE_RING, + HTT_SW_RING_IDX_WBM_REO_RELEASE_RING, + HTT_SW_RING_IDX_WBM_WBM2SW0_RELEASE_RING, + HTT_SW_RING_IDX_WBM_WBM2SW1_RELEASE_RING, + HTT_SW_RING_IDX_WBM_WBM2SW2_RELEASE_RING, + HTT_SW_RING_IDX_WBM_WBM2SW3_RELEASE_RING, + HTT_SW_RING_IDX_REO_REO_CMD_RING, + HTT_SW_RING_IDX_REO_REO_STATUS_RING, + HTT_SW_UMAC_RING_IDX_MAX, +}; + +enum htt_backpressure_lmac_ringid { + HTT_SW_RING_IDX_FW2RXDMA_BUF_RING, + HTT_SW_RING_IDX_FW2RXDMA_STATUS_RING, + HTT_SW_RING_IDX_FW2RXDMA_LINK_RING, + HTT_SW_RING_IDX_SW2RXDMA_BUF_RING, + HTT_SW_RING_IDX_WBM2RXDMA_LINK_RING, + HTT_SW_RING_IDX_RXDMA2FW_RING, + HTT_SW_RING_IDX_RXDMA2SW_RING, + HTT_SW_RING_IDX_RXDMA2RELEASE_RING, + HTT_SW_RING_IDX_RXDMA2REO_RING, + HTT_SW_RING_IDX_MONITOR_STATUS_RING, + HTT_SW_RING_IDX_MONITOR_BUF_RING, + HTT_SW_RING_IDX_MONITOR_DESC_RING, + HTT_SW_RING_IDX_MONITOR_DEST_RING, + HTT_SW_LMAC_RING_IDX_MAX, +}; + /* ppdu stats * * @details |