[PATCH v6 1/4] wifi: ath12k: Support Downlink Pager Stats

[Jeff Johnson]

On 11/14/2024 10:28 PM, Roopni Devanathan wrote:
> From: Dinesh Karthikeyan <quic_dinek at quicinc.com>
> 
> Add support to request downlink pager stats from firmware through HTT
> stats type 36. These stats give paging information like number of pages,
> their timestamp, number of locked and free pages, synchronous and
> asynchronous locked pages.
> 
> Note: MCC firmware version -
> WLAN.HMT.1.0-03427-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1.15378.4 responds to
> the event requesting stats, but it does not give any data.
> 
> Sample output:
> -------------
> echo 36 > /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_DLPAGER_STATS_TLV:
> ASYNC locked pages = 2
> SYNC locked pages = 0
> Total locked pages = 2
> Total free pages = 127
> 
> LOCKED PAGES HISTORY
> last_locked_page_idx = 0
> Index - 0 ; Page Number - 8495 ; Num of pages - 1 ; Timestamp - 4031009360us
> Index - 1 ; Page Number - 7219 ; Num of pages - 2 ; Timestamp - 885379515us
> Index - 2 ; Page Number - 0 ; Num of pages - 0 ; Timestamp - 0us
> Index - 3 ; Page Number - 0 ; Num of pages - 0 ; Timestamp - 0us
> .....
> UNLOCKED PAGES HISTORY
> last_unlocked_page_idx = 0
> Index - 0 ; Page Number - 7144 ; Num of pages - 2 ; Timestamp - 4032070008us
> Index - 1 ; Page Number - 7214 ; Num of pages - 2 ; Timestamp - 885379512us
> Index - 2 ; Page Number - 0 ; Num of pages - 0 ; Timestamp - 0us
> Index - 3 ; Page Number - 0 ; Num of pages - 0 ; Timestamp - 0us
> .....
> 
> Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1
> 
> 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>