summaryrefslogtreecommitdiff
path: root/drivers/net/usb/r8152.c
diff options
context:
space:
mode:
authorJason Gunthorpe <jgg@mellanox.com>2018-01-29 23:26:40 +0300
committerJason Gunthorpe <jgg@mellanox.com>2018-01-30 19:30:00 +0300
commite7996a9a77fc669387da43ff4823b91cc4872bd0 (patch)
tree617f0a128e222539d67e8cccc359f1bc4b984900 /drivers/net/usb/r8152.c
parentb5fa635aab8f0d39a824c01991266a6d06f007fb (diff)
parentd8a5b80568a9cb66810e75b182018e9edb68e8ff (diff)
downloadlinux-e7996a9a77fc669387da43ff4823b91cc4872bd0.tar.xz
Merge tag v4.15 of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
To resolve conflicts in: drivers/infiniband/hw/mlx5/main.c drivers/infiniband/hw/mlx5/qp.c From patches merged into the -rc cycle. The conflict resolution matches what linux-next has been carrying. Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/net/usb/r8152.c')
-rw-r--r--drivers/net/usb/r8152.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index d51d9abf7986..0657203ffb91 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -606,6 +606,7 @@ enum rtl8152_flags {
PHY_RESET,
SCHEDULE_NAPI,
GREEN_ETHERNET,
+ DELL_TB_RX_AGG_BUG,
};
/* Define these values to match your device */
@@ -1798,6 +1799,9 @@ static int r8152_tx_agg_fill(struct r8152 *tp, struct tx_agg *agg)
dev_kfree_skb_any(skb);
remain = agg_buf_sz - (int)(tx_agg_align(tx_data) - agg->head);
+
+ if (test_bit(DELL_TB_RX_AGG_BUG, &tp->flags))
+ break;
}
if (!skb_queue_empty(&skb_head)) {
@@ -4133,6 +4137,9 @@ static void r8153_init(struct r8152 *tp)
/* rx aggregation */
ocp_data = ocp_read_word(tp, MCU_TYPE_USB, USB_USB_CTRL);
ocp_data &= ~(RX_AGG_DISABLE | RX_ZERO_EN);
+ if (test_bit(DELL_TB_RX_AGG_BUG, &tp->flags))
+ ocp_data |= RX_AGG_DISABLE;
+
ocp_write_word(tp, MCU_TYPE_USB, USB_USB_CTRL, ocp_data);
rtl_tally_reset(tp);
@@ -5207,6 +5214,12 @@ static int rtl8152_probe(struct usb_interface *intf,
netdev->hw_features &= ~NETIF_F_RXCSUM;
}
+ if (le16_to_cpu(udev->descriptor.bcdDevice) == 0x3011 &&
+ udev->serial && !strcmp(udev->serial, "000001000000")) {
+ dev_info(&udev->dev, "Dell TB16 Dock, disable RX aggregation");
+ set_bit(DELL_TB_RX_AGG_BUG, &tp->flags);
+ }
+
netdev->ethtool_ops = &ops;
netif_set_gso_max_size(netdev, RTL_LIMITED_TSO_SIZE);