linux/atheros: add 2.6.38 preliminary support

[openwrt/svn-archive/archive.git] / target / linux / atheros / patches-2.6.38 / 200-ar2313_enable_mvswitch.patch

diff --git a/target/linux/atheros/patches-2.6.38/200-ar2313_enable_mvswitch.patch b/target/linux/atheros/patches-2.6.38/200-ar2313_enable_mvswitch.patch
new file mode 100644 (file)
index 0000000..e590059
--- /dev/null
+++ b/target/linux/atheros/patches-2.6.38/200-ar2313_enable_mvswitch.patch
@@ -0,0 +1,70 @@
+--- a/drivers/net/ar231x.c
++++ b/drivers/net/ar231x.c
+@@ -755,6 +755,7 @@ static void ar231x_load_rx_ring(struct n
+       for (i = 0; i < nr_bufs; i++) {
+               struct sk_buff *skb;
+               ar231x_descr_t *rd;
++              int offset = RX_OFFSET;
+ 
+               if (sp->rx_skb[idx])
+                       break;
+@@ -770,7 +771,9 @@ static void ar231x_load_rx_ring(struct n
+                * Make sure IP header starts on a fresh cache line.
+                */
+               skb->dev = dev;
+-              skb_reserve(skb, RX_OFFSET);
++              if (sp->phy_dev)
++                      offset += sp->phy_dev->pkt_align;
++              skb_reserve(skb, offset);
+               sp->rx_skb[idx] = skb;
+ 
+               rd = (ar231x_descr_t *) & sp->rx_ring[idx];
+@@ -844,20 +847,23 @@ static int ar231x_rx_int(struct net_devi
+                       /* alloc new buffer. */
+                       skb_new = netdev_alloc_skb(dev, AR2313_BUFSIZE + RX_OFFSET);
+                       if (skb_new != NULL) {
++                              int offset;
+ 
+                               skb = sp->rx_skb[idx];
+                               /* set skb */
+                               skb_put(skb,
+                                               ((status >> DMA_RX_LEN_SHIFT) & 0x3fff) - CRC_LEN);
+-
+                               dev->stats.rx_bytes += skb->len;
+-                              skb->protocol = eth_type_trans(skb, dev);
+-                              /* pass the packet to upper layers */
+-                              netif_rx(skb);
+ 
++                              /* pass the packet to upper layers */
++                              sp->rx(skb);
+                               skb_new->dev = dev;
++
+                               /* 16 bit align */
+-                              skb_reserve(skb_new, RX_OFFSET);
++                              offset = RX_OFFSET;
++                              if (sp->phy_dev)
++                                      offset += sp->phy_dev->pkt_align;
++                              skb_reserve(skb_new, offset);
+                               /* reset descriptor's curr_addr */
+                               rxdesc->addr = virt_to_phys(skb_new->data);
+ 
+@@ -1269,6 +1275,8 @@ static int ar231x_mdiobus_probe (struct 
+               return PTR_ERR(phydev);
+       }
+ 
++      sp->rx = phydev->netif_rx;
++
+       /* mask with MAC supported features */
+       phydev->supported &= (SUPPORTED_10baseT_Half
+               | SUPPORTED_10baseT_Full
+--- a/drivers/net/ar231x.h
++++ b/drivers/net/ar231x.h
+@@ -221,6 +221,8 @@ typedef struct {
+  */
+ struct ar231x_private {
+       struct net_device *dev;
++      int (*rx)(struct sk_buff *skb);
++
+       int version;
+       u32 mb[2];
+