[PATCH 1/3] wifi: ath12k: Support Transmit Scheduler stats

[Jeff Johnson]

On 6/24/2024 9:22 PM, Roopni Devanathan wrote:
> From: Dinesh Karthikeyan <quic_dinek at quicinc.com>
> 
> Add support to request transmission scheduler stats from firmware through
> HTT stats type 4. This stat gives information such as pdev stats
> scheduled per transmission queue, transmission queue command posted and
> reaped, scheduler order, scheduler ineligibility and supercycle triggers.
> 
> Sample output:
> -------------
> echo 4 > /sys/kernel/debug/ath12k/pci-0000\:06\:00.0/mac0/htt_stats_type
> cat /sys/kernel/debug/ath12k/pci-0000\:06\:00.0/mac0/htt_stats
> HTT_STATS_TX_SCHED_CMN_TLV:
> mac_id = 0
> current_timestamp = 952546828
> 
> HTT_TX_PDEV_STATS_SCHED_PER_TXQ_TLV:
> mac_id = 0
> txq_id = 14
> sched_policy = 2
> .....
> 
> HTT_SCHED_TXQ_CMD_POSTED_TLV:
> sched_cmd_posted =  0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, 9:0,
> 10:0, 11:0, 12:0
> 
> HTT_SCHED_TXQ_CMD_REAPED_TLV:
> sched_cmd_reaped =  0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, 9:0,
> 10:0, 11:0, 12:0
> 
> HTT_SCHED_TXQ_SCHED_ORDER_SU_TLV:
> sched_order_su =  0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, 9:0, 10:0,
> 11:0, 12:0, 13:0, 14:0, 15:0, 16:0, 17:0, 18:0, 19:0
> 
> HTT_SCHED_TXQ_SCHED_INELIGIBILITY:
> sched_ineligibility =  0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, 9:0,
> 10:0, 11:0, 12:0, 13:0, 14:0, 15:0, 16:0, 17:0, 18:0, 19:0, 20:0, 21:0,
> 22:0, 23:0, 24:0, 25:0, 26:0, 27:0, 28:0, 29:0, 30:0, 31:0, 32:0, 33:0,
> 34:0, 35:0
> 
> HTT_SCHED_TXQ_SUPERCYCLE_TRIGGER:
> supercycle_triggers =  0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0
> 
> Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1
> Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0-03427-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1.15378.4
> 
> Signed-off-by: Dinesh Karthikeyan <quic_dinek at quicinc.com>
> Signed-off-by: Roopni Devanathan <quic_rdevanat at quicinc.com>
Acked-by: Jeff Johnson <quic_jjohnson at quicinc.com>