Re: [PATCH v2] [net] net: airoha: Fix QoS counter configuration for Tx-fwd channels

[Lorenzo Bianconi <lorenzo@kernel.org>]

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> In airoha_qdma_init_qos_stats(), the Tx-fwd counter was incorrectly
> using register index (i << 1) instead of ((i << 1) + 1). This caused
> the Tx-fwd configuration to overwrite the Tx-cpu configuration for
> each QoS channel, resulting in incorrect QoS statistics.
> 
> Fix by using the correct register index ((i << 1) + 1) for Tx-fwd
> counter configuration.
> 
> Fixes: 20bf7d07c956 ("net: airoha: Add sched ETS offload support")
> Signed-off-by: Wayen Yan <win847@gmail.com>

Is this a patch you already sent? IIRC I have acked it.

Regards,
Lorenzo

> ---
>  drivers/net/ethernet/airoha/airoha_eth.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/net/ethernet/airoha/airoha_eth.c b/drivers/net/ethernet/airoha/airoha_eth.c
> index 31cdb11cd7..329988a840 100644
> --- a/drivers/net/ethernet/airoha/airoha_eth.c
> +++ b/drivers/net/ethernet/airoha/airoha_eth.c
> @@ -1256,7 +1256,7 @@ static void airoha_qdma_init_qos_stats(struct airoha_qdma *qdma)
>  			       FIELD_PREP(CNTR_CHAN_MASK, i));
>  		/* Tx-fwd transferred count */
>  		airoha_qdma_wr(qdma, REG_CNTR_VAL((i << 1) + 1), 0);
> -		airoha_qdma_wr(qdma, REG_CNTR_CFG(i << 1),
> +		airoha_qdma_wr(qdma, REG_CNTR_CFG((i << 1) + 1),
>  			       CNTR_EN_MASK | CNTR_ALL_QUEUE_EN_MASK |
>  			       CNTR_ALL_DSCP_RING_EN_MASK |
>  			       FIELD_PREP(CNTR_SRC_MASK, 1) |
> -- 
> 2.51.0
> 
> 

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