r8169: add helpers for per-device hw_start handler

[mirror_ubuntu-bionic-kernel.git] / drivers / net / cassini.c

diff --git a/drivers/net/cassini.c b/drivers/net/cassini.c
index c8126484c2be019350ea65d625676d7444d0af69..59b9943b077d4225c236a1a702fc5d9fbaa82f4b 100644 (file)
--- a/drivers/net/cassini.c
+++ b/drivers/net/cassini.c
@@ -1995,7 +1995,6 @@ static int cas_rx_process_pkt(struct cas *cp, struct cas_rx_comp *rxc,
                return -1;
 
        *skbref = skb;
-       skb->dev = cp->dev;
        skb_reserve(skb, swivel);
 
        p = skb->data;
@@ -2822,10 +2821,8 @@ static inline int cas_xmit_tx_ringN(struct cas *cp, int ring,
 
        ctrl = 0;
        if (skb->ip_summed == CHECKSUM_PARTIAL) {
-               u64 csum_start_off, csum_stuff_off;
-
-               csum_start_off = (u64) (skb->h.raw - skb->data);
-               csum_stuff_off = csum_start_off + skb->csum_offset;
+               const u64 csum_start_off = skb_transport_offset(skb);
+               const u64 csum_stuff_off = csum_start_off + skb->csum_offset;
 
                ctrl =  TX_DESC_CSUM_EN |
                        CAS_BASE(TX_DESC_CSUM_START, csum_start_off) |
@@ -2849,8 +2846,8 @@ static inline int cas_xmit_tx_ringN(struct cas *cp, int ring,
                              ctrl | TX_DESC_SOF, 0);
                entry = TX_DESC_NEXT(ring, entry);
 
-               memcpy(tx_tiny_buf(cp, ring, entry), skb->data +
-                      len - tabort, tabort);
+               skb_copy_from_linear_data_offset(skb, len - tabort,
+                             tx_tiny_buf(cp, ring, entry), tabort);
                mapping = tx_tiny_map(cp, ring, entry, tentry);
                cas_write_txd(cp, ring, entry, mapping, tabort, ctrl,
                              (nr_frags == 0));
@@ -4922,7 +4919,10 @@ static int __devinit cas_init_one(struct pci_dev *pdev,
        pci_cmd &= ~PCI_COMMAND_SERR;
        pci_cmd |= PCI_COMMAND_PARITY;
        pci_write_config_word(pdev, PCI_COMMAND, pci_cmd);
-       pci_set_mwi(pdev);
+       if (pci_set_mwi(pdev))
+               printk(KERN_WARNING PFX "Could not enable MWI for %s\n",
+                      pci_name(pdev));
+
        /*
         * On some architectures, the default cache line size set
         * by pci_set_mwi reduces perforamnce.  We have to increase