[PATCH 3/3] wifi: ath12k: fix firmware crash during reo reinject
Jeff Johnson
quic_jjohnson at quicinc.com
Mon May 20 16:38:50 PDT 2024
On 5/20/2024 12:00 AM, P Praneesh wrote:
> When handling fragmented packets, the ath12k driver reassembles each
> fragment into a normal packet and then reinjects it into the HW ring.
> However, a firmware crash occurs during this reinjection process.
> The issue arises because the driver populates peer metadata in
> reo_ent_ring->queue_addr_lo, while the firmware expects the physical
> address obtained from the corresponding peer’s queue descriptor. Fix it
> by filling peer's queue descriptor's physical address in queue_addr_lo.
>
> Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.1.1-00209-QCAHKSWPL_SILICONZ-1
>
> Fixes: d889913205cf ("wifi: ath12k: driver for Qualcomm Wi-Fi 7 devices")
> Signed-off-by: P Praneesh <quic_ppranees at quicinc.com>
Acked-by: Jeff Johnson <quic_jjohnson at quicinc.com>
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