hsist
/
freifunkist-firmware
6
1
Fork 0
Code Issues Pull Requests Releases Wiki Activity

add some apparently missing dma cache ops to the korina driver

Browse Source 
SVN-Revision: 7274
master
Felix Fietkau 18 years ago
parent 5938ba9844
commit 940b1f3cb5
1 changed files with 7 additions and 1 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Show Stats Download Patch File Download Diff File
  1. 6
      target/linux/rb532-2.6/files/drivers/net/korina.c

6
target/linux/rb532-2.6/files/drivers/net/korina.c
Unescape View File

@ -473,8 +473,10 @@ static int rc32434_send_packet(struct sk_buff *skb, struct net_device *dev)
lp->tx_skb[lp->tx_chain_tail] = skb; lp->tx_skb[lp->tx_chain_tail] = skb;
length = skb->len; length = skb->len;
dma_cache_wback((u32)skb->data, skb->len);
/* Setup the transmit descriptor. */ /* Setup the transmit descriptor. */
dma_cache_inv((u32) td, sizeof(*td));
td->ca = CPHYSADDR(skb->data); td->ca = CPHYSADDR(skb->data);
if(__raw_readl(&(lp->tx_dma_regs->dmandptr)) == 0) { if(__raw_readl(&(lp->tx_dma_regs->dmandptr)) == 0) {
@ -507,6 +509,7 @@ static int rc32434_send_packet(struct sk_buff *skb, struct net_device *dev)
lp->tx_chain_tail = (lp->tx_chain_tail + 1) & RC32434_TDS_MASK; /* Move tail */ lp->tx_chain_tail = (lp->tx_chain_tail + 1) & RC32434_TDS_MASK; /* Move tail */
} }
} }
dma_cache_wback((u32) td, sizeof(*td));
dev->trans_start = jiffies; dev->trans_start = jiffies;
@ -676,6 +679,7 @@ static void rc32434_rx_tasklet(unsigned long rx_data_dev)
spin_lock_irqsave(&lp->lock, flags); spin_lock_irqsave(&lp->lock, flags);
#endif #endif
dma_cache_inv((u32)rd, sizeof(*rd));
while ( (count = RC32434_RBSIZE - (u32)DMA_COUNT(rd->control)) != 0) { while ( (count = RC32434_RBSIZE - (u32)DMA_COUNT(rd->control)) != 0) {
#ifdef CONFIG_IDT_USE_NAPI #ifdef CONFIG_IDT_USE_NAPI
if(--rx_work_limit <0) if(--rx_work_limit <0)
@ -789,6 +793,7 @@ static void rc32434_rx_tasklet(unsigned long rx_data_dev)
lp->rd_ring[(lp->rx_next_done-1)& RC32434_RDS_MASK].control &= ~(DMAD_cod_m); lp->rd_ring[(lp->rx_next_done-1)& RC32434_RDS_MASK].control &= ~(DMAD_cod_m);
lp->rx_next_done = (lp->rx_next_done + 1) & RC32434_RDS_MASK; lp->rx_next_done = (lp->rx_next_done + 1) & RC32434_RDS_MASK;
dma_cache_wback((u32)rd, sizeof(*rd));
rd = &lp->rd_ring[lp->rx_next_done]; rd = &lp->rd_ring[lp->rx_next_done];
__raw_writel( ~DMAS_d_m, &lp->rx_dma_regs->dmas); __raw_writel( ~DMAS_d_m, &lp->rx_dma_regs->dmas);
} }
@ -809,6 +814,7 @@ static void rc32434_rx_tasklet(unsigned long rx_data_dev)
rd->devcs = 0; rd->devcs = 0;
skb = lp->rx_skb[lp->rx_next_done]; skb = lp->rx_skb[lp->rx_next_done];
rd->ca = CPHYSADDR(skb->data); rd->ca = CPHYSADDR(skb->data);
dma_cache_wback((u32)rd, sizeof(*rd));
rc32434_chain_rx(lp,rd); rc32434_chain_rx(lp,rd);
} }

Write Preview
Loading…
Cancel
Save