SAR_FB_SIZE_0
add_rx_skb(card, 0, SAR_FB_SIZE_0, 1);
skb_put(skb, SAR_FB_SIZE_0);
else if (qos->rxtp.max_sdu > SAR_FB_SIZE_0)
add_rx_skb(card, 0, SAR_FB_SIZE_0, 32);
writel((SAR_FBQ0_LOW << 28) | (SAR_FB_SIZE_0 / 48), SAR_REG_FBQS0);