[RFC v2 05/10] ath10k: htt: High latency TX support

[Peter Oh]

On 06/12/2017 08:03 AM, Erik Stromdahl wrote:
> Add HTT TX function for HL interfaces.
> Intended for SDIO and USB.
>
> Signed-off-by: Erik Stromdahl <erik.stromdahl at gmail.com>
> ---
>
> diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c
> index 48418f9..c5fd803 100644
> --- a/drivers/net/wireless/ath/ath10k/mac.c
> +++ b/drivers/net/wireless/ath/ath10k/mac.c
> @@ -3572,7 +3572,10 @@ static int ath10k_mac_tx_submit(struct ath10k *ar,
>   
>   	switch (txpath) {
>   	case ATH10K_MAC_TX_HTT:
> -		ret = ath10k_htt_tx(htt, txmode, skb);
> +		if (ar->is_high_latency)
Can we use function pointers at initial time to avoid condition check at 
hot path?
I'm afraid adding more lines on hot path.
> +			ret = ath10k_htt_tx_hl(htt, txmode, skb);
> +		else
> +			ret = ath10k_htt_tx_ll(htt, txmode, skb);
>   		break;
>   	case ATH10K_MAC_TX_HTT_MGMT:
>   		ret = ath10k_htt_mgmt_tx(htt, skb);