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Merge branch 'aquantia-fixes'

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Pavel Belous says:

====================
net:ethernet:aquantia: Misc fixes for atlantic driver.

The following patchset containg several fixes for aQuantia AQtion driver
for net tree: A couple fixes for IPv6 and other fixes.

v1->v2: Fix compilation error (using HW_ATL_A0_TXD_CTL_CMD_IPV6 instead
        HW_ATL_B0_TXD_CTL_CMD_IPV6).
v2->v3: Added "Fixes" tags.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2017-03-24 12:32:20 -07:00
commit 031b8c6d1d
6 changed files with 30 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/net/ethernet/aquantia/atlantic/aq_main.c
View File

@ -100,11 +100,6 @@ static int aq_ndev_change_mtu(struct net_device *ndev, int new_mtu)
goto err_exit;
ndev->mtu = new_mtu;
if (netif_running(ndev)) {
aq_ndev_close(ndev);
aq_ndev_open(ndev);
}
err_exit:
return err;
}

23
drivers/net/ethernet/aquantia/atlantic/aq_nic.c
View File

@ -487,6 +487,9 @@ static unsigned int aq_nic_map_skb(struct aq_nic_s *self,
dx_buff->mss = skb_shinfo(skb)->gso_size;
dx_buff->is_txc = 1U;
dx_buff->is_ipv6 =
(ip_hdr(skb)->version == 6) ? 1U : 0U;
dx = aq_ring_next_dx(ring, dx);
dx_buff = &ring->buff_ring[dx];
++ret;
@ -510,10 +513,22 @@ static unsigned int aq_nic_map_skb(struct aq_nic_s *self,
if (skb->ip_summed == CHECKSUM_PARTIAL) {
dx_buff->is_ip_cso = (htons(ETH_P_IP) == skb->protocol) ?
1U : 0U;
dx_buff->is_tcp_cso =
(ip_hdr(skb)->protocol == IPPROTO_TCP) ? 1U : 0U;
dx_buff->is_udp_cso =
(ip_hdr(skb)->protocol == IPPROTO_UDP) ? 1U : 0U;
if (ip_hdr(skb)->version == 4) {
dx_buff->is_tcp_cso =
(ip_hdr(skb)->protocol == IPPROTO_TCP) ?
1U : 0U;
dx_buff->is_udp_cso =
(ip_hdr(skb)->protocol == IPPROTO_UDP) ?
1U : 0U;
} else if (ip_hdr(skb)->version == 6) {
dx_buff->is_tcp_cso =
(ipv6_hdr(skb)->nexthdr == NEXTHDR_TCP) ?
1U : 0U;
dx_buff->is_udp_cso =
(ipv6_hdr(skb)->nexthdr == NEXTHDR_UDP) ?
1U : 0U;
}
}
for (; nr_frags--; ++frag_count) {

1
drivers/net/ethernet/aquantia/atlantic/aq_ring.c
View File

@ -101,6 +101,7 @@ int aq_ring_init(struct aq_ring_s *self)
self->hw_head = 0;
self->sw_head = 0;
self->sw_tail = 0;
spin_lock_init(&self->header.lock);
return 0;
}

3
drivers/net/ethernet/aquantia/atlantic/aq_ring.h
View File

@ -58,7 +58,8 @@ struct __packed aq_ring_buff_s {
u8 len_l2;
u8 len_l3;
u8 len_l4;
u8 rsvd2;
u8 is_ipv6:1;
u8 rsvd2:7;
u32 len_pkt;
};
};

4
drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_a0.c
View File

@ -433,6 +433,9 @@ static int hw_atl_a0_hw_ring_tx_xmit(struct aq_hw_s *self,
buff->len_l3 +
buff->len_l2);
is_gso = true;
if (buff->is_ipv6)
txd->ctl |= HW_ATL_A0_TXD_CTL_CMD_IPV6;
} else {
buff_pa_len = buff->len;
@ -458,6 +461,7 @@ static int hw_atl_a0_hw_ring_tx_xmit(struct aq_hw_s *self,
if (unlikely(buff->is_eop)) {
txd->ctl |= HW_ATL_A0_TXD_CTL_EOP;
txd->ctl |= HW_ATL_A0_TXD_CTL_CMD_WB;
is_gso = false;
}
}

4
drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
View File

@ -471,6 +471,9 @@ static int hw_atl_b0_hw_ring_tx_xmit(struct aq_hw_s *self,
buff->len_l3 +
buff->len_l2);
is_gso = true;
if (buff->is_ipv6)
txd->ctl |= HW_ATL_B0_TXD_CTL_CMD_IPV6;
} else {
buff_pa_len = buff->len;
@ -496,6 +499,7 @@ static int hw_atl_b0_hw_ring_tx_xmit(struct aq_hw_s *self,
if (unlikely(buff->is_eop)) {
txd->ctl |= HW_ATL_B0_TXD_CTL_EOP;
txd->ctl |= HW_ATL_B0_TXD_CTL_CMD_WB;
is_gso = false;
}
}