From a012649d6b6ddba8a66262b53a2f7523de6b0113 Mon Sep 17 00:00:00 2001 From: Ebru Akagunduz Date: Thu, 10 Oct 2013 04:02:30 +0300 Subject: [PATCH] Staging: octeon: fix line over 80 characters in ethernet-tx.c Fix checkpatch.pl issues with line over 80 characters in ethernet-tx.c Signed-off-by: Ebru Akagunduz Reviewed-by: Josh Triplett Signed-off-by: Greg Kroah-Hartman --- drivers/staging/octeon/ethernet-tx.c | 65 +++++++++++++++++++--------- 1 file changed, 45 insertions(+), 20 deletions(-) diff --git a/drivers/staging/octeon/ethernet-tx.c b/drivers/staging/octeon/ethernet-tx.c index 5b7f04ebd3fe..9b4d0b546b89 100644 --- a/drivers/staging/octeon/ethernet-tx.c +++ b/drivers/staging/octeon/ethernet-tx.c @@ -78,10 +78,12 @@ static DECLARE_TASKLET(cvm_oct_tx_cleanup_tasklet, cvm_oct_tx_do_cleanup, 0); static inline int32_t cvm_oct_adjust_skb_to_free(int32_t skb_to_free, int fau) { int32_t undo; - undo = skb_to_free > 0 ? MAX_SKB_TO_FREE : skb_to_free + MAX_SKB_TO_FREE; + undo = skb_to_free > 0 ? MAX_SKB_TO_FREE : skb_to_free + + MAX_SKB_TO_FREE; if (undo > 0) cvmx_fau_atomic_add32(fau, -undo); - skb_to_free = -skb_to_free > MAX_SKB_TO_FREE ? MAX_SKB_TO_FREE : -skb_to_free; + skb_to_free = -skb_to_free > MAX_SKB_TO_FREE ? MAX_SKB_TO_FREE : + -skb_to_free; return skb_to_free; } @@ -108,8 +110,10 @@ void cvm_oct_free_tx_skbs(struct net_device *dev) for (qos = 0; qos < queues_per_port; qos++) { if (skb_queue_len(&priv->tx_free_list[qos]) == 0) continue; - skb_to_free = cvmx_fau_fetch_and_add32(priv->fau+qos*4, MAX_SKB_TO_FREE); - skb_to_free = cvm_oct_adjust_skb_to_free(skb_to_free, priv->fau+qos*4); + skb_to_free = cvmx_fau_fetch_and_add32(priv->fau+qos*4, + MAX_SKB_TO_FREE); + skb_to_free = cvm_oct_adjust_skb_to_free(skb_to_free, + priv->fau+qos*4); total_freed += skb_to_free; @@ -117,12 +121,14 @@ void cvm_oct_free_tx_skbs(struct net_device *dev) struct sk_buff *to_free_list = NULL; spin_lock_irqsave(&priv->tx_free_list[qos].lock, flags); while (skb_to_free > 0) { - struct sk_buff *t = __skb_dequeue(&priv->tx_free_list[qos]); + struct sk_buff *t; + t = __skb_dequeue(&priv->tx_free_list[qos]); t->next = to_free_list; to_free_list = t; skb_to_free--; } - spin_unlock_irqrestore(&priv->tx_free_list[qos].lock, flags); + spin_unlock_irqrestore(&priv->tx_free_list[qos].lock, + flags); /* Do the actual freeing outside of the lock. */ while (to_free_list) { struct sk_buff *t = to_free_list; @@ -211,15 +217,23 @@ int cvm_oct_xmit(struct sk_buff *skb, struct net_device *dev) if (unlikely(__skb_linearize(skb))) { queue_type = QUEUE_DROP; if (USE_ASYNC_IOBDMA) { - /* Get the number of skbuffs in use by the hardware */ + /* + * Get the number of skbuffs in use + * by the hardware + */ CVMX_SYNCIOBDMA; - skb_to_free = cvmx_scratch_read64(CVMX_SCR_SCRATCH); + skb_to_free = + cvmx_scratch_read64(CVMX_SCR_SCRATCH); } else { - /* Get the number of skbuffs in use by the hardware */ - skb_to_free = cvmx_fau_fetch_and_add32(priv->fau + qos * 4, - MAX_SKB_TO_FREE); + /* + * Get the number of skbuffs in use + * by the hardware + */ + skb_to_free = cvmx_fau_fetch_and_add32( + priv->fau + qos * 4, MAX_SKB_TO_FREE); } - skb_to_free = cvm_oct_adjust_skb_to_free(skb_to_free, priv->fau + qos * 4); + skb_to_free = cvm_oct_adjust_skb_to_free(skb_to_free, + priv->fau + qos * 4); spin_lock_irqsave(&priv->tx_free_list[qos].lock, flags); goto skip_xmit; } @@ -276,7 +290,9 @@ int cvm_oct_xmit(struct sk_buff *skb, struct net_device *dev) CVM_OCT_SKB_CB(skb)[0] = hw_buffer.u64; for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { struct skb_frag_struct *fs = skb_shinfo(skb)->frags + i; - hw_buffer.s.addr = XKPHYS_TO_PHYS((u64)(page_address(fs->page.p) + fs->page_offset)); + hw_buffer.s.addr = XKPHYS_TO_PHYS( + (u64)(page_address(fs->page.p) + + fs->page_offset)); hw_buffer.s.size = fs->size; CVM_OCT_SKB_CB(skb)[i + 1] = hw_buffer.u64; } @@ -358,7 +374,9 @@ int cvm_oct_xmit(struct sk_buff *skb, struct net_device *dev) */ pko_command.s.dontfree = 0; - hw_buffer.s.back = ((unsigned long)skb->data >> 7) - ((unsigned long)fpa_head >> 7); + hw_buffer.s.back = ((unsigned long)skb->data >> 7) - + ((unsigned long)fpa_head >> 7); + *(struct sk_buff **)(fpa_head - sizeof(void *)) = skb; /* @@ -422,17 +440,22 @@ dont_put_skbuff_in_hw: queue_type = QUEUE_HW; } if (USE_ASYNC_IOBDMA) - cvmx_fau_async_fetch_and_add32(CVMX_SCR_SCRATCH, FAU_TOTAL_TX_TO_CLEAN, 1); + cvmx_fau_async_fetch_and_add32( + CVMX_SCR_SCRATCH, FAU_TOTAL_TX_TO_CLEAN, 1); spin_lock_irqsave(&priv->tx_free_list[qos].lock, flags); /* Drop this packet if we have too many already queued to the HW */ - if (unlikely(skb_queue_len(&priv->tx_free_list[qos]) >= MAX_OUT_QUEUE_DEPTH)) { + if (unlikely(skb_queue_len(&priv->tx_free_list[qos]) >= + MAX_OUT_QUEUE_DEPTH)) { + if (dev->tx_queue_len != 0) { /* Drop the lock when notifying the core. */ - spin_unlock_irqrestore(&priv->tx_free_list[qos].lock, flags); + spin_unlock_irqrestore(&priv->tx_free_list[qos].lock, + flags); netif_stop_queue(dev); - spin_lock_irqsave(&priv->tx_free_list[qos].lock, flags); + spin_lock_irqsave(&priv->tx_free_list[qos].lock, + flags); } else { /* If not using normal queueing. */ queue_type = QUEUE_DROP; @@ -448,7 +471,8 @@ dont_put_skbuff_in_hw: priv->queue + qos, pko_command, hw_buffer, CVMX_PKO_LOCK_NONE))) { - printk_ratelimited("%s: Failed to send the packet\n", dev->name); + printk_ratelimited("%s: Failed to send the packet\n", + dev->name); queue_type = QUEUE_DROP; } skip_xmit: @@ -493,7 +517,8 @@ skip_xmit: cvmx_scratch_write64(CVMX_SCR_SCRATCH, old_scratch); cvmx_scratch_write64(CVMX_SCR_SCRATCH + 8, old_scratch2); } else { - total_to_clean = cvmx_fau_fetch_and_add32(FAU_TOTAL_TX_TO_CLEAN, 1); + total_to_clean = cvmx_fau_fetch_and_add32( + FAU_TOTAL_TX_TO_CLEAN, 1); } if (total_to_clean & 0x3ff) { -- 2.20.1