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author | Al Viro <viro@zeniv.linux.org.uk> | 2012-11-16 22:27:58 -0500 |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-11-16 22:27:58 -0500 |
commit | d05f06e60df4f56a70fb8a3e46335b40687169e9 (patch) | |
tree | c1eec6749fed86a21b08606e1e4acefe4b033253 /drivers/net/ethernet/tile/tilegx.c | |
parent | 0af1c5300db31f25a412e6e83d42b1747d56c9de (diff) | |
parent | 1d72d9f83df057e71c7951def41138a0230bf737 (diff) | |
download | linux-d05f06e60df4f56a70fb8a3e46335b40687169e9.tar.bz2 |
Merge branch 'arch-frv' into no-rebases
Diffstat (limited to 'drivers/net/ethernet/tile/tilegx.c')
-rw-r--r-- | drivers/net/ethernet/tile/tilegx.c | 35 |
1 files changed, 19 insertions, 16 deletions
diff --git a/drivers/net/ethernet/tile/tilegx.c b/drivers/net/ethernet/tile/tilegx.c index 4e2a1628484d..4e9810013850 100644 --- a/drivers/net/ethernet/tile/tilegx.c +++ b/drivers/net/ethernet/tile/tilegx.c @@ -1334,11 +1334,11 @@ static int tso_count_edescs(struct sk_buff *skb) { struct skb_shared_info *sh = skb_shinfo(skb); unsigned int sh_len = skb_transport_offset(skb) + tcp_hdrlen(skb); - unsigned int data_len = skb->data_len + skb->hdr_len - sh_len; + unsigned int data_len = skb->len - sh_len; unsigned int p_len = sh->gso_size; long f_id = -1; /* id of the current fragment */ - long f_size = skb->hdr_len; /* size of the current fragment */ - long f_used = sh_len; /* bytes used from the current fragment */ + long f_size = skb_headlen(skb) - sh_len; /* current fragment size */ + long f_used = 0; /* bytes used from the current fragment */ long n; /* size of the current piece of payload */ int num_edescs = 0; int segment; @@ -1353,7 +1353,7 @@ static int tso_count_edescs(struct sk_buff *skb) /* Advance as needed. */ while (f_used >= f_size) { f_id++; - f_size = sh->frags[f_id].size; + f_size = skb_frag_size(&sh->frags[f_id]); f_used = 0; } @@ -1384,13 +1384,13 @@ static void tso_headers_prepare(struct sk_buff *skb, unsigned char *headers, struct iphdr *ih; struct tcphdr *th; unsigned int sh_len = skb_transport_offset(skb) + tcp_hdrlen(skb); - unsigned int data_len = skb->data_len + skb->hdr_len - sh_len; + unsigned int data_len = skb->len - sh_len; unsigned char *data = skb->data; unsigned int ih_off, th_off, p_len; unsigned int isum_seed, tsum_seed, id, seq; long f_id = -1; /* id of the current fragment */ - long f_size = skb->hdr_len; /* size of the current fragment */ - long f_used = sh_len; /* bytes used from the current fragment */ + long f_size = skb_headlen(skb) - sh_len; /* current fragment size */ + long f_used = 0; /* bytes used from the current fragment */ long n; /* size of the current piece of payload */ int segment; @@ -1405,7 +1405,7 @@ static void tso_headers_prepare(struct sk_buff *skb, unsigned char *headers, isum_seed = ((0xFFFF - ih->check) + (0xFFFF - ih->tot_len) + (0xFFFF - ih->id)); - tsum_seed = th->check + (0xFFFF ^ htons(sh_len + data_len)); + tsum_seed = th->check + (0xFFFF ^ htons(skb->len)); id = ntohs(ih->id); seq = ntohl(th->seq); @@ -1444,7 +1444,7 @@ static void tso_headers_prepare(struct sk_buff *skb, unsigned char *headers, /* Advance as needed. */ while (f_used >= f_size) { f_id++; - f_size = sh->frags[f_id].size; + f_size = skb_frag_size(&sh->frags[f_id]); f_used = 0; } @@ -1478,14 +1478,14 @@ static void tso_egress(struct net_device *dev, gxio_mpipe_equeue_t *equeue, struct tile_net_priv *priv = netdev_priv(dev); struct skb_shared_info *sh = skb_shinfo(skb); unsigned int sh_len = skb_transport_offset(skb) + tcp_hdrlen(skb); - unsigned int data_len = skb->data_len + skb->hdr_len - sh_len; + unsigned int data_len = skb->len - sh_len; unsigned int p_len = sh->gso_size; gxio_mpipe_edesc_t edesc_head = { { 0 } }; gxio_mpipe_edesc_t edesc_body = { { 0 } }; long f_id = -1; /* id of the current fragment */ - long f_size = skb->hdr_len; /* size of the current fragment */ - long f_used = sh_len; /* bytes used from the current fragment */ - void *f_data = skb->data; + long f_size = skb_headlen(skb) - sh_len; /* current fragment size */ + long f_used = 0; /* bytes used from the current fragment */ + void *f_data = skb->data + sh_len; long n; /* size of the current piece of payload */ unsigned long tx_packets = 0, tx_bytes = 0; unsigned int csum_start; @@ -1516,15 +1516,18 @@ static void tso_egress(struct net_device *dev, gxio_mpipe_equeue_t *equeue, /* Egress the payload. */ while (p_used < p_len) { + void *va; /* Advance as needed. */ while (f_used >= f_size) { f_id++; - f_size = sh->frags[f_id].size; - f_used = 0; + f_size = skb_frag_size(&sh->frags[f_id]); f_data = tile_net_frag_buf(&sh->frags[f_id]); + f_used = 0; } + va = f_data + f_used; + /* Use bytes from the current fragment. */ n = p_len - p_used; if (n > f_size - f_used) @@ -1533,7 +1536,7 @@ static void tso_egress(struct net_device *dev, gxio_mpipe_equeue_t *equeue, p_used += n; /* Egress a piece of the payload. */ - edesc_body.va = va_to_tile_io_addr(f_data) + f_used; + edesc_body.va = va_to_tile_io_addr(va); edesc_body.xfer_size = n; edesc_body.bound = !(p_used < p_len); gxio_mpipe_equeue_put_at(equeue, edesc_body, slot); |