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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

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Conflicts:
	drivers/net/ethernet/amd/xgbe/xgbe-desc.c
	drivers/net/ethernet/renesas/sh_eth.c

Overlapping changes in both conflict cases.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2014-12-10 15:48:20 -05:00
parent 785c20a08b 69204cf7eb
commit 22f10923dd
77 changed files with 540 additions and 330 deletions
Download Patch File Download Diff File Expand all files Collapse all files

96
drivers/net/ethernet/renesas/sh_eth.c
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@@ -918,21 +918,13 @@ static int sh_eth_reset(struct net_device *ndev)
return ret;
}
#if defined(CONFIG_CPU_SH4) || defined(CONFIG_ARCH_SHMOBILE)
static void sh_eth_set_receive_align(struct sk_buff *skb)
{
int reserve;
uintptr_t reserve = (uintptr_t)skb->data & (SH_ETH_RX_ALIGN - 1);
reserve = SH4_SKB_RX_ALIGN - ((u32)skb->data & (SH4_SKB_RX_ALIGN - 1));
if (reserve)
skb_reserve(skb, reserve);
skb_reserve(skb, SH_ETH_RX_ALIGN - reserve);
}
#else
static void sh_eth_set_receive_align(struct sk_buff *skb)
{
skb_reserve(skb, SH2_SH3_SKB_RX_ALIGN);
}
#endif
/* CPU <-> EDMAC endian convert */
@@ -1120,6 +1112,7 @@ static void sh_eth_ring_format(struct net_device *ndev)
struct sh_eth_txdesc *txdesc = NULL;
int rx_ringsize = sizeof(*rxdesc) * mdp->num_rx_ring;
int tx_ringsize = sizeof(*txdesc) * mdp->num_tx_ring;
int skbuff_size = mdp->rx_buf_sz + SH_ETH_RX_ALIGN - 1;
mdp->cur_rx = 0;
mdp->cur_tx = 0;
@@ -1132,21 +1125,21 @@ static void sh_eth_ring_format(struct net_device *ndev)
for (i = 0; i < mdp->num_rx_ring; i++) {
/* skb */
mdp->rx_skbuff[i] = NULL;
skb = netdev_alloc_skb(ndev, mdp->rx_buf_sz);
skb = netdev_alloc_skb(ndev, skbuff_size);
mdp->rx_skbuff[i] = skb;
if (skb == NULL)
break;
dma_map_single(&ndev->dev, skb->data, mdp->rx_buf_sz,
DMA_FROM_DEVICE);
sh_eth_set_receive_align(skb);
/* RX descriptor */
rxdesc = &mdp->rx_ring[i];
/* The size of the buffer is a multiple of 16 bytes. */
rxdesc->buffer_length = ALIGN(mdp->rx_buf_sz, 16);
dma_map_single(&ndev->dev, skb->data, rxdesc->buffer_length,
DMA_FROM_DEVICE);
rxdesc->addr = virt_to_phys(skb->data);
rxdesc->status = cpu_to_edmac(mdp, RD_RACT | RD_RFP);
/* The size of the buffer is 16 byte boundary. */
rxdesc->buffer_length = ALIGN(mdp->rx_buf_sz, 16);
/* Rx descriptor address set */
if (i == 0) {
sh_eth_write(ndev, mdp->rx_desc_dma, RDLAR);
@@ -1399,6 +1392,7 @@ static int sh_eth_rx(struct net_device *ndev, u32 intr_status, int *quota)
struct sk_buff *skb;
u16 pkt_len = 0;
u32 desc_status;
int skbuff_size = mdp->rx_buf_sz + SH_ETH_RX_ALIGN - 1;
boguscnt = min(boguscnt, *quota);
limit = boguscnt;
@@ -1447,7 +1441,7 @@ static int sh_eth_rx(struct net_device *ndev, u32 intr_status, int *quota)
if (mdp->cd->rpadir)
skb_reserve(skb, NET_IP_ALIGN);
dma_sync_single_for_cpu(&ndev->dev, rxdesc->addr,
mdp->rx_buf_sz,
ALIGN(mdp->rx_buf_sz, 16),
DMA_FROM_DEVICE);
skb_put(skb, pkt_len);
skb->protocol = eth_type_trans(skb, ndev);
@@ -1467,13 +1461,13 @@ static int sh_eth_rx(struct net_device *ndev, u32 intr_status, int *quota)
rxdesc->buffer_length = ALIGN(mdp->rx_buf_sz, 16);
if (mdp->rx_skbuff[entry] == NULL) {
skb = netdev_alloc_skb(ndev, mdp->rx_buf_sz);
skb = netdev_alloc_skb(ndev, skbuff_size);
mdp->rx_skbuff[entry] = skb;
if (skb == NULL)
break; /* Better luck next round. */
dma_map_single(&ndev->dev, skb->data, mdp->rx_buf_sz,
DMA_FROM_DEVICE);
sh_eth_set_receive_align(skb);
dma_map_single(&ndev->dev, skb->data,
rxdesc->buffer_length, DMA_FROM_DEVICE);
skb_checksum_none_assert(skb);
rxdesc->addr = virt_to_phys(skb->data);
@@ -2043,6 +2037,8 @@ static int sh_eth_open(struct net_device *ndev)
if (ret)
goto out_free_irq;
mdp->is_opened = 1;
return ret;
out_free_irq:
@@ -2132,6 +2128,36 @@ static int sh_eth_start_xmit(struct sk_buff *skb, struct net_device *ndev)
return NETDEV_TX_OK;
}
static struct net_device_stats *sh_eth_get_stats(struct net_device *ndev)
{
struct sh_eth_private *mdp = netdev_priv(ndev);
if (sh_eth_is_rz_fast_ether(mdp))
return &ndev->stats;
if (!mdp->is_opened)
return &ndev->stats;
ndev->stats.tx_dropped += sh_eth_read(ndev, TROCR);
sh_eth_write(ndev, 0, TROCR); /* (write clear) */
ndev->stats.collisions += sh_eth_read(ndev, CDCR);
sh_eth_write(ndev, 0, CDCR); /* (write clear) */
ndev->stats.tx_carrier_errors += sh_eth_read(ndev, LCCR);
sh_eth_write(ndev, 0, LCCR); /* (write clear) */
if (sh_eth_is_gether(mdp)) {
ndev->stats.tx_carrier_errors += sh_eth_read(ndev, CERCR);
sh_eth_write(ndev, 0, CERCR); /* (write clear) */
ndev->stats.tx_carrier_errors += sh_eth_read(ndev, CEECR);
sh_eth_write(ndev, 0, CEECR); /* (write clear) */
} else {
ndev->stats.tx_carrier_errors += sh_eth_read(ndev, CNDCR);
sh_eth_write(ndev, 0, CNDCR); /* (write clear) */
}
return &ndev->stats;
}
/* device close function */
static int sh_eth_close(struct net_device *ndev)
{
@@ -2146,6 +2172,7 @@ static int sh_eth_close(struct net_device *ndev)
sh_eth_write(ndev, 0, EDTRR);
sh_eth_write(ndev, 0, EDRRR);
sh_eth_get_stats(ndev);
/* PHY Disconnect */
if (mdp->phydev) {
phy_stop(mdp->phydev);
@@ -2164,38 +2191,11 @@ static int sh_eth_close(struct net_device *ndev)
pm_runtime_put_sync(&mdp->pdev->dev);
mdp->is_opened = 0;
return 0;
}
static struct net_device_stats *sh_eth_get_stats(struct net_device *ndev)
{
struct sh_eth_private *mdp = netdev_priv(ndev);
if (sh_eth_is_rz_fast_ether(mdp))
return &ndev->stats;
pm_runtime_get_sync(&mdp->pdev->dev);
ndev->stats.tx_dropped += sh_eth_read(ndev, TROCR);
sh_eth_write(ndev, 0, TROCR); /* (write clear) */
ndev->stats.collisions += sh_eth_read(ndev, CDCR);
sh_eth_write(ndev, 0, CDCR); /* (write clear) */
ndev->stats.tx_carrier_errors += sh_eth_read(ndev, LCCR);
sh_eth_write(ndev, 0, LCCR); /* (write clear) */
if (sh_eth_is_gether(mdp)) {
ndev->stats.tx_carrier_errors += sh_eth_read(ndev, CERCR);
sh_eth_write(ndev, 0, CERCR); /* (write clear) */
ndev->stats.tx_carrier_errors += sh_eth_read(ndev, CEECR);
sh_eth_write(ndev, 0, CEECR); /* (write clear) */
} else {
ndev->stats.tx_carrier_errors += sh_eth_read(ndev, CNDCR);
sh_eth_write(ndev, 0, CNDCR); /* (write clear) */
}
pm_runtime_put_sync(&mdp->pdev->dev);
return &ndev->stats;
}
/* ioctl to device function */
static int sh_eth_do_ioctl(struct net_device *ndev, struct ifreq *rq, int cmd)
{