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authorDavid S. Miller <davem@davemloft.net>2010-04-22 15:48:17 -0700
committerDavid S. Miller <davem@davemloft.net>2010-04-22 15:48:17 -0700
commit3cfa856d6d43894ebffdc28d2f0587595280893b (patch)
tree73d38c87c33a9c856eb36406d03f39f6b63d83dd /drivers/net/niu.c
parent927b1375f9c53456b309ae12d048d41388f9f963 (diff)
niu: Add skb->rxhash support.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/niu.c')
-rw-r--r--drivers/net/niu.c52
1 files changed, 40 insertions, 12 deletions
diff --git a/drivers/net/niu.c b/drivers/net/niu.c
index 493e25cf1014..30abb4e436f1 100644
--- a/drivers/net/niu.c
+++ b/drivers/net/niu.c
@@ -36,8 +36,8 @@
#include "niu.h"
#define DRV_MODULE_NAME "niu"
-#define DRV_MODULE_VERSION "1.0"
-#define DRV_MODULE_RELDATE "Nov 14, 2008"
+#define DRV_MODULE_VERSION "1.1"
+#define DRV_MODULE_RELDATE "Apr 22, 2010"
static char version[] __devinitdata =
DRV_MODULE_NAME ".c:v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n";
@@ -3444,6 +3444,7 @@ static int niu_process_rx_pkt(struct napi_struct *napi, struct niu *np,
struct rx_ring_info *rp)
{
unsigned int index = rp->rcr_index;
+ struct rx_pkt_hdr1 *rh;
struct sk_buff *skb;
int len, num_rcr;
@@ -3477,9 +3478,6 @@ static int niu_process_rx_pkt(struct napi_struct *napi, struct niu *np,
if (num_rcr == 1) {
int ptype;
- off += 2;
- append_size -= 2;
-
ptype = (val >> RCR_ENTRY_PKT_TYPE_SHIFT);
if ((ptype == RCR_PKT_TYPE_TCP ||
ptype == RCR_PKT_TYPE_UDP) &&
@@ -3488,8 +3486,7 @@ static int niu_process_rx_pkt(struct napi_struct *napi, struct niu *np,
skb->ip_summed = CHECKSUM_UNNECESSARY;
else
skb->ip_summed = CHECKSUM_NONE;
- }
- if (!(val & RCR_ENTRY_MULTI))
+ } else if (!(val & RCR_ENTRY_MULTI))
append_size = len - skb->len;
niu_rx_skb_append(skb, page, off, append_size);
@@ -3510,8 +3507,17 @@ static int niu_process_rx_pkt(struct napi_struct *napi, struct niu *np,
}
rp->rcr_index = index;
- skb_reserve(skb, NET_IP_ALIGN);
- __pskb_pull_tail(skb, min(len, VLAN_ETH_HLEN));
+ len += sizeof(*rh);
+ len = min_t(int, len, sizeof(*rh) + VLAN_ETH_HLEN);
+ __pskb_pull_tail(skb, len);
+
+ rh = (struct rx_pkt_hdr1 *) skb->data;
+ if (np->dev->features & NETIF_F_RXHASH)
+ skb->rxhash = ((u32)rh->hashval2_0 << 24 |
+ (u32)rh->hashval2_1 << 16 |
+ (u32)rh->hashval1_1 << 8 |
+ (u32)rh->hashval1_2 << 0);
+ skb_pull(skb, sizeof(*rh));
rp->rx_packets++;
rp->rx_bytes += skb->len;
@@ -4946,7 +4952,9 @@ static int niu_init_one_rx_channel(struct niu *np, struct rx_ring_info *rp)
RX_DMA_CTL_STAT_RCRTO |
RX_DMA_CTL_STAT_RBR_EMPTY));
nw64(RXDMA_CFIG1(channel), rp->mbox_dma >> 32);
- nw64(RXDMA_CFIG2(channel), (rp->mbox_dma & 0x00000000ffffffc0));
+ nw64(RXDMA_CFIG2(channel),
+ ((rp->mbox_dma & RXDMA_CFIG2_MBADDR_L) |
+ RXDMA_CFIG2_FULL_HDR));
nw64(RBR_CFIG_A(channel),
((u64)rp->rbr_table_size << RBR_CFIG_A_LEN_SHIFT) |
(rp->rbr_dma & (RBR_CFIG_A_STADDR_BASE | RBR_CFIG_A_STADDR)));
@@ -7910,6 +7918,18 @@ static int niu_phys_id(struct net_device *dev, u32 data)
return 0;
}
+static int niu_set_flags(struct net_device *dev, u32 data)
+{
+ if (data & (ETH_FLAG_LRO | ETH_FLAG_NTUPLE))
+ return -EOPNOTSUPP;
+
+ if (data & ETH_FLAG_RXHASH)
+ dev->features |= NETIF_F_RXHASH;
+ else
+ dev->features &= ~NETIF_F_RXHASH;
+ return 0;
+}
+
static const struct ethtool_ops niu_ethtool_ops = {
.get_drvinfo = niu_get_drvinfo,
.get_link = ethtool_op_get_link,
@@ -7926,6 +7946,8 @@ static const struct ethtool_ops niu_ethtool_ops = {
.phys_id = niu_phys_id,
.get_rxnfc = niu_get_nfc,
.set_rxnfc = niu_set_nfc,
+ .set_flags = niu_set_flags,
+ .get_flags = ethtool_op_get_flags,
};
static int niu_ldg_assign_ldn(struct niu *np, struct niu_parent *parent,
@@ -9754,6 +9776,12 @@ static void __devinit niu_device_announce(struct niu *np)
}
}
+static void __devinit niu_set_basic_features(struct net_device *dev)
+{
+ dev->features |= (NETIF_F_SG | NETIF_F_HW_CSUM |
+ NETIF_F_GRO | NETIF_F_RXHASH);
+}
+
static int __devinit niu_pci_init_one(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
@@ -9838,7 +9866,7 @@ static int __devinit niu_pci_init_one(struct pci_dev *pdev,
}
}
- dev->features |= (NETIF_F_SG | NETIF_F_HW_CSUM | NETIF_F_GRO);
+ niu_set_basic_features(dev);
np->regs = pci_ioremap_bar(pdev, 0);
if (!np->regs) {
@@ -10080,7 +10108,7 @@ static int __devinit niu_of_probe(struct of_device *op,
goto err_out_free_dev;
}
- dev->features |= (NETIF_F_SG | NETIF_F_HW_CSUM);
+ niu_set_basic_features(dev);
np->regs = of_ioremap(&op->resource[1], 0,
resource_size(&op->resource[1]),