summaryrefslogtreecommitdiff
path: root/drivers/net/ethernet
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2025-07-03 09:18:55 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2025-07-03 09:18:55 -0700
commit17bbde2e1716e2ee4b997d476b48ae85c5a47671 (patch)
tree83ad904b1a00bae47f35b9cd200b8c934d2be5af /drivers/net/ethernet
parentd32e907d15f7257f69d38b4c829f87a79ecf8b7f (diff)
parent223e2288f4b8c262a864e2c03964ffac91744cd5 (diff)
downloadlinux-next-17bbde2e1716e2ee4b997d476b48ae85c5a47671.tar.gz
linux-next-17bbde2e1716e2ee4b997d476b48ae85c5a47671.zip
Merge tag 'net-6.16-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Pull networking fixes from Paolo Abeni: "Including fixes from Bluetooth. Current release - new code bugs: - eth: - txgbe: fix the issue of TX failure - ngbe: specify IRQ vector when the number of VFs is 7 Previous releases - regressions: - sched: always pass notifications when child class becomes empty - ipv4: fix stat increase when udp early demux drops the packet - bluetooth: prevent unintended pause by checking if advertising is active - virtio: fix error reporting in virtqueue_resize - eth: - virtio-net: - ensure the received length does not exceed allocated size - fix the xsk frame's length check - lan78xx: fix WARN in __netif_napi_del_locked on disconnect Previous releases - always broken: - bluetooth: mesh: check instances prior disabling advertising - eth: - idpf: convert control queue mutex to a spinlock - dpaa2: fix xdp_rxq_info leak - amd-xgbe: align CL37 AN sequence as per databook" * tag 'net-6.16-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (38 commits) vsock/vmci: Clear the vmci transport packet properly when initializing it dt-bindings: net: sophgo,sg2044-dwmac: Drop status from the example net: ngbe: specify IRQ vector when the number of VFs is 7 net: wangxun: revert the adjustment of the IRQ vector sequence net: txgbe: request MISC IRQ in ndo_open virtio_net: Enforce minimum TX ring size for reliability virtio_net: Cleanup '2+MAX_SKB_FRAGS' virtio_ring: Fix error reporting in virtqueue_resize virtio-net: xsk: rx: fix the frame's length check virtio-net: use the check_mergeable_len helper virtio-net: remove redundant truesize check with PAGE_SIZE virtio-net: ensure the received length does not exceed allocated size net: ipv4: fix stat increase when udp early demux drops the packet net: libwx: fix the incorrect display of the queue number amd-xgbe: do not double read link status net/sched: Always pass notifications when child class becomes empty nui: Fix dma_mapping_error() check rose: fix dangling neighbour pointers in rose_rt_device_down() enic: fix incorrect MTU comparison in enic_change_mtu() amd-xgbe: align CL37 AN sequence as per databook ...
Diffstat (limited to 'drivers/net/ethernet')
-rw-r--r--drivers/net/ethernet/amd/xgbe/xgbe-common.h2
-rw-r--r--drivers/net/ethernet/amd/xgbe/xgbe-mdio.c13
-rw-r--r--drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c24
-rw-r--r--drivers/net/ethernet/amd/xgbe/xgbe.h4
-rw-r--r--drivers/net/ethernet/atheros/atlx/atl1.c79
-rw-r--r--drivers/net/ethernet/cisco/enic/enic_main.c4
-rw-r--r--drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c26
-rw-r--r--drivers/net/ethernet/intel/idpf/idpf_controlq.c23
-rw-r--r--drivers/net/ethernet/intel/idpf/idpf_controlq_api.h2
-rw-r--r--drivers/net/ethernet/intel/idpf/idpf_ethtool.c4
-rw-r--r--drivers/net/ethernet/intel/idpf/idpf_lib.c12
-rw-r--r--drivers/net/ethernet/intel/igc/igc_main.c10
-rw-r--r--drivers/net/ethernet/sun/niu.c31
-rw-r--r--drivers/net/ethernet/sun/niu.h4
-rw-r--r--drivers/net/ethernet/wangxun/libwx/wx_lib.c27
-rw-r--r--drivers/net/ethernet/wangxun/libwx/wx_sriov.c4
-rw-r--r--drivers/net/ethernet/wangxun/libwx/wx_type.h3
-rw-r--r--drivers/net/ethernet/wangxun/ngbe/ngbe_main.c4
-rw-r--r--drivers/net/ethernet/wangxun/ngbe/ngbe_type.h2
-rw-r--r--drivers/net/ethernet/wangxun/txgbe/txgbe_aml.c1
-rw-r--r--drivers/net/ethernet/wangxun/txgbe/txgbe_irq.c8
-rw-r--r--drivers/net/ethernet/wangxun/txgbe/txgbe_main.c22
-rw-r--r--drivers/net/ethernet/wangxun/txgbe/txgbe_type.h4
23 files changed, 225 insertions, 88 deletions
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-common.h b/drivers/net/ethernet/amd/xgbe/xgbe-common.h
index e1296cbf4ff3..9316de4126cf 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-common.h
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-common.h
@@ -1269,6 +1269,8 @@
#define MDIO_VEND2_CTRL1_SS13 BIT(13)
#endif
+#define XGBE_VEND2_MAC_AUTO_SW BIT(9)
+
/* MDIO mask values */
#define XGBE_AN_CL73_INT_CMPLT BIT(0)
#define XGBE_AN_CL73_INC_LINK BIT(1)
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c b/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c
index 71449edbb76d..1a37ec45e650 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c
@@ -266,6 +266,10 @@ static void xgbe_an37_set(struct xgbe_prv_data *pdata, bool enable,
reg |= MDIO_VEND2_CTRL1_AN_RESTART;
XMDIO_WRITE(pdata, MDIO_MMD_VEND2, MDIO_CTRL1, reg);
+
+ reg = XMDIO_READ(pdata, MDIO_MMD_VEND2, MDIO_PCS_DIG_CTRL);
+ reg |= XGBE_VEND2_MAC_AUTO_SW;
+ XMDIO_WRITE(pdata, MDIO_MMD_VEND2, MDIO_PCS_DIG_CTRL, reg);
}
static void xgbe_an37_restart(struct xgbe_prv_data *pdata)
@@ -894,6 +898,11 @@ static void xgbe_an37_init(struct xgbe_prv_data *pdata)
netif_dbg(pdata, link, pdata->netdev, "CL37 AN (%s) initialized\n",
(pdata->an_mode == XGBE_AN_MODE_CL37) ? "BaseX" : "SGMII");
+
+ reg = XMDIO_READ(pdata, MDIO_MMD_AN, MDIO_CTRL1);
+ reg &= ~MDIO_AN_CTRL1_ENABLE;
+ XMDIO_WRITE(pdata, MDIO_MMD_AN, MDIO_CTRL1, reg);
+
}
static void xgbe_an73_init(struct xgbe_prv_data *pdata)
@@ -1295,6 +1304,10 @@ static void xgbe_phy_status(struct xgbe_prv_data *pdata)
pdata->phy.link = pdata->phy_if.phy_impl.link_status(pdata,
&an_restart);
+ /* bail out if the link status register read fails */
+ if (pdata->phy.link < 0)
+ return;
+
if (an_restart) {
xgbe_phy_config_aneg(pdata);
goto adjust_link;
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c b/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
index 7a4dfa4e19c7..23c39e92e783 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
@@ -2746,8 +2746,7 @@ static bool xgbe_phy_valid_speed(struct xgbe_prv_data *pdata, int speed)
static int xgbe_phy_link_status(struct xgbe_prv_data *pdata, int *an_restart)
{
struct xgbe_phy_data *phy_data = pdata->phy_data;
- unsigned int reg;
- int ret;
+ int reg, ret;
*an_restart = 0;
@@ -2781,11 +2780,20 @@ static int xgbe_phy_link_status(struct xgbe_prv_data *pdata, int *an_restart)
return 0;
}
- /* Link status is latched low, so read once to clear
- * and then read again to get current state
- */
- reg = XMDIO_READ(pdata, MDIO_MMD_PCS, MDIO_STAT1);
reg = XMDIO_READ(pdata, MDIO_MMD_PCS, MDIO_STAT1);
+ if (reg < 0)
+ return reg;
+
+ /* Link status is latched low so that momentary link drops
+ * can be detected. If link was already down read again
+ * to get the latest state.
+ */
+
+ if (!pdata->phy.link && !(reg & MDIO_STAT1_LSTATUS)) {
+ reg = XMDIO_READ(pdata, MDIO_MMD_PCS, MDIO_STAT1);
+ if (reg < 0)
+ return reg;
+ }
if (pdata->en_rx_adap) {
/* if the link is available and adaptation is done,
@@ -2804,9 +2812,7 @@ static int xgbe_phy_link_status(struct xgbe_prv_data *pdata, int *an_restart)
xgbe_phy_set_mode(pdata, phy_data->cur_mode);
}
- /* check again for the link and adaptation status */
- reg = XMDIO_READ(pdata, MDIO_MMD_PCS, MDIO_STAT1);
- if ((reg & MDIO_STAT1_LSTATUS) && pdata->rx_adapt_done)
+ if (pdata->rx_adapt_done)
return 1;
} else if (reg & MDIO_STAT1_LSTATUS)
return 1;
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe.h b/drivers/net/ethernet/amd/xgbe/xgbe.h
index 6359bb87dc13..057379cd43ba 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe.h
+++ b/drivers/net/ethernet/amd/xgbe/xgbe.h
@@ -183,12 +183,12 @@
#define XGBE_LINK_TIMEOUT 5
#define XGBE_KR_TRAINING_WAIT_ITER 50
-#define XGBE_SGMII_AN_LINK_STATUS BIT(1)
+#define XGBE_SGMII_AN_LINK_DUPLEX BIT(1)
#define XGBE_SGMII_AN_LINK_SPEED (BIT(2) | BIT(3))
#define XGBE_SGMII_AN_LINK_SPEED_10 0x00
#define XGBE_SGMII_AN_LINK_SPEED_100 0x04
#define XGBE_SGMII_AN_LINK_SPEED_1000 0x08
-#define XGBE_SGMII_AN_LINK_DUPLEX BIT(4)
+#define XGBE_SGMII_AN_LINK_STATUS BIT(4)
/* ECC correctable error notification window (seconds) */
#define XGBE_ECC_LIMIT 60
diff --git a/drivers/net/ethernet/atheros/atlx/atl1.c b/drivers/net/ethernet/atheros/atlx/atl1.c
index cfdb546a09e7..98a4d089270e 100644
--- a/drivers/net/ethernet/atheros/atlx/atl1.c
+++ b/drivers/net/ethernet/atheros/atlx/atl1.c
@@ -1861,14 +1861,21 @@ static u16 atl1_alloc_rx_buffers(struct atl1_adapter *adapter)
break;
}
- buffer_info->alloced = 1;
- buffer_info->skb = skb;
- buffer_info->length = (u16) adapter->rx_buffer_len;
page = virt_to_page(skb->data);
offset = offset_in_page(skb->data);
buffer_info->dma = dma_map_page(&pdev->dev, page, offset,
adapter->rx_buffer_len,
DMA_FROM_DEVICE);
+ if (dma_mapping_error(&pdev->dev, buffer_info->dma)) {
+ kfree_skb(skb);
+ adapter->soft_stats.rx_dropped++;
+ break;
+ }
+
+ buffer_info->alloced = 1;
+ buffer_info->skb = skb;
+ buffer_info->length = (u16)adapter->rx_buffer_len;
+
rfd_desc->buffer_addr = cpu_to_le64(buffer_info->dma);
rfd_desc->buf_len = cpu_to_le16(adapter->rx_buffer_len);
rfd_desc->coalese = 0;
@@ -2183,8 +2190,8 @@ static int atl1_tx_csum(struct atl1_adapter *adapter, struct sk_buff *skb,
return 0;
}
-static void atl1_tx_map(struct atl1_adapter *adapter, struct sk_buff *skb,
- struct tx_packet_desc *ptpd)
+static bool atl1_tx_map(struct atl1_adapter *adapter, struct sk_buff *skb,
+ struct tx_packet_desc *ptpd)
{
struct atl1_tpd_ring *tpd_ring = &adapter->tpd_ring;
struct atl1_buffer *buffer_info;
@@ -2194,6 +2201,7 @@ static void atl1_tx_map(struct atl1_adapter *adapter, struct sk_buff *skb,
unsigned int nr_frags;
unsigned int f;
int retval;
+ u16 first_mapped;
u16 next_to_use;
u16 data_len;
u8 hdr_len;
@@ -2201,6 +2209,7 @@ static void atl1_tx_map(struct atl1_adapter *adapter, struct sk_buff *skb,
buf_len -= skb->data_len;
nr_frags = skb_shinfo(skb)->nr_frags;
next_to_use = atomic_read(&tpd_ring->next_to_use);
+ first_mapped = next_to_use;
buffer_info = &tpd_ring->buffer_info[next_to_use];
BUG_ON(buffer_info->skb);
/* put skb in last TPD */
@@ -2216,6 +2225,8 @@ static void atl1_tx_map(struct atl1_adapter *adapter, struct sk_buff *skb,
buffer_info->dma = dma_map_page(&adapter->pdev->dev, page,
offset, hdr_len,
DMA_TO_DEVICE);
+ if (dma_mapping_error(&adapter->pdev->dev, buffer_info->dma))
+ goto dma_err;
if (++next_to_use == tpd_ring->count)
next_to_use = 0;
@@ -2242,6 +2253,9 @@ static void atl1_tx_map(struct atl1_adapter *adapter, struct sk_buff *skb,
page, offset,
buffer_info->length,
DMA_TO_DEVICE);
+ if (dma_mapping_error(&adapter->pdev->dev,
+ buffer_info->dma))
+ goto dma_err;
if (++next_to_use == tpd_ring->count)
next_to_use = 0;
}
@@ -2254,6 +2268,8 @@ static void atl1_tx_map(struct atl1_adapter *adapter, struct sk_buff *skb,
buffer_info->dma = dma_map_page(&adapter->pdev->dev, page,
offset, buf_len,
DMA_TO_DEVICE);
+ if (dma_mapping_error(&adapter->pdev->dev, buffer_info->dma))
+ goto dma_err;
if (++next_to_use == tpd_ring->count)
next_to_use = 0;
}
@@ -2277,6 +2293,9 @@ static void atl1_tx_map(struct atl1_adapter *adapter, struct sk_buff *skb,
buffer_info->dma = skb_frag_dma_map(&adapter->pdev->dev,
frag, i * ATL1_MAX_TX_BUF_LEN,
buffer_info->length, DMA_TO_DEVICE);
+ if (dma_mapping_error(&adapter->pdev->dev,
+ buffer_info->dma))
+ goto dma_err;
if (++next_to_use == tpd_ring->count)
next_to_use = 0;
@@ -2285,6 +2304,22 @@ static void atl1_tx_map(struct atl1_adapter *adapter, struct sk_buff *skb,
/* last tpd's buffer-info */
buffer_info->skb = skb;
+
+ return true;
+
+ dma_err:
+ while (first_mapped != next_to_use) {
+ buffer_info = &tpd_ring->buffer_info[first_mapped];
+ dma_unmap_page(&adapter->pdev->dev,
+ buffer_info->dma,
+ buffer_info->length,
+ DMA_TO_DEVICE);
+ buffer_info->dma = 0;
+
+ if (++first_mapped == tpd_ring->count)
+ first_mapped = 0;
+ }
+ return false;
}
static void atl1_tx_queue(struct atl1_adapter *adapter, u16 count,
@@ -2355,10 +2390,8 @@ static netdev_tx_t atl1_xmit_frame(struct sk_buff *skb,
len = skb_headlen(skb);
- if (unlikely(skb->len <= 0)) {
- dev_kfree_skb_any(skb);
- return NETDEV_TX_OK;
- }
+ if (unlikely(skb->len <= 0))
+ goto drop_packet;
nr_frags = skb_shinfo(skb)->nr_frags;
for (f = 0; f < nr_frags; f++) {
@@ -2371,10 +2404,9 @@ static netdev_tx_t atl1_xmit_frame(struct sk_buff *skb,
if (mss) {
if (skb->protocol == htons(ETH_P_IP)) {
proto_hdr_len = skb_tcp_all_headers(skb);
- if (unlikely(proto_hdr_len > len)) {
- dev_kfree_skb_any(skb);
- return NETDEV_TX_OK;
- }
+ if (unlikely(proto_hdr_len > len))
+ goto drop_packet;
+
/* need additional TPD ? */
if (proto_hdr_len != len)
count += (len - proto_hdr_len +
@@ -2406,23 +2438,26 @@ static netdev_tx_t atl1_xmit_frame(struct sk_buff *skb,
}
tso = atl1_tso(adapter, skb, ptpd);
- if (tso < 0) {
- dev_kfree_skb_any(skb);
- return NETDEV_TX_OK;
- }
+ if (tso < 0)
+ goto drop_packet;
if (!tso) {
ret_val = atl1_tx_csum(adapter, skb, ptpd);
- if (ret_val < 0) {
- dev_kfree_skb_any(skb);
- return NETDEV_TX_OK;
- }
+ if (ret_val < 0)
+ goto drop_packet;
}
- atl1_tx_map(adapter, skb, ptpd);
+ if (!atl1_tx_map(adapter, skb, ptpd))
+ goto drop_packet;
+
atl1_tx_queue(adapter, count, ptpd);
atl1_update_mailbox(adapter);
return NETDEV_TX_OK;
+
+drop_packet:
+ adapter->soft_stats.tx_errors++;
+ dev_kfree_skb_any(skb);
+ return NETDEV_TX_OK;
}
static int atl1_rings_clean(struct napi_struct *napi, int budget)
diff --git a/drivers/net/ethernet/cisco/enic/enic_main.c b/drivers/net/ethernet/cisco/enic/enic_main.c
index 773f5ad972a2..6bc8dfdb3d4b 100644
--- a/drivers/net/ethernet/cisco/enic/enic_main.c
+++ b/drivers/net/ethernet/cisco/enic/enic_main.c
@@ -1864,10 +1864,10 @@ static int enic_change_mtu(struct net_device *netdev, int new_mtu)
if (enic_is_dynamic(enic) || enic_is_sriov_vf(enic))
return -EOPNOTSUPP;
- if (netdev->mtu > enic->port_mtu)
+ if (new_mtu > enic->port_mtu)
netdev_warn(netdev,
"interface MTU (%d) set higher than port MTU (%d)\n",
- netdev->mtu, enic->port_mtu);
+ new_mtu, enic->port_mtu);
return _enic_change_mtu(netdev, new_mtu);
}
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
index 2ec2c3dab250..b82f121cadad 100644
--- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
+++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
@@ -3939,6 +3939,7 @@ static int dpaa2_eth_setup_rx_flow(struct dpaa2_eth_priv *priv,
MEM_TYPE_PAGE_ORDER0, NULL);
if (err) {
dev_err(dev, "xdp_rxq_info_reg_mem_model failed\n");
+ xdp_rxq_info_unreg(&fq->channel->xdp_rxq);
return err;
}
@@ -4432,17 +4433,25 @@ static int dpaa2_eth_bind_dpni(struct dpaa2_eth_priv *priv)
return -EINVAL;
}
if (err)
- return err;
+ goto out;
}
err = dpni_get_qdid(priv->mc_io, 0, priv->mc_token,
DPNI_QUEUE_TX, &priv->tx_qdid);
if (err) {
dev_err(dev, "dpni_get_qdid() failed\n");
- return err;
+ goto out;
}
return 0;
+
+out:
+ while (i--) {
+ if (priv->fq[i].type == DPAA2_RX_FQ &&
+ xdp_rxq_info_is_reg(&priv->fq[i].channel->xdp_rxq))
+ xdp_rxq_info_unreg(&priv->fq[i].channel->xdp_rxq);
+ }
+ return err;
}
/* Allocate rings for storing incoming frame descriptors */
@@ -4825,6 +4834,17 @@ static void dpaa2_eth_del_ch_napi(struct dpaa2_eth_priv *priv)
}
}
+static void dpaa2_eth_free_rx_xdp_rxq(struct dpaa2_eth_priv *priv)
+{
+ int i;
+
+ for (i = 0; i < priv->num_fqs; i++) {
+ if (priv->fq[i].type == DPAA2_RX_FQ &&
+ xdp_rxq_info_is_reg(&priv->fq[i].channel->xdp_rxq))
+ xdp_rxq_info_unreg(&priv->fq[i].channel->xdp_rxq);
+ }
+}
+
static int dpaa2_eth_probe(struct fsl_mc_device *dpni_dev)
{
struct device *dev;
@@ -5028,6 +5048,7 @@ err_alloc_percpu_extras:
free_percpu(priv->percpu_stats);
err_alloc_percpu_stats:
dpaa2_eth_del_ch_napi(priv);
+ dpaa2_eth_free_rx_xdp_rxq(priv);
err_bind:
dpaa2_eth_free_dpbps(priv);
err_dpbp_setup:
@@ -5080,6 +5101,7 @@ static void dpaa2_eth_remove(struct fsl_mc_device *ls_dev)
free_percpu(priv->percpu_extras);
dpaa2_eth_del_ch_napi(priv);
+ dpaa2_eth_free_rx_xdp_rxq(priv);
dpaa2_eth_free_dpbps(priv);
dpaa2_eth_free_dpio(priv);
dpaa2_eth_free_dpni(priv);
diff --git a/drivers/net/ethernet/intel/idpf/idpf_controlq.c b/drivers/net/ethernet/intel/idpf/idpf_controlq.c
index b28991dd1870..48b8e184f3db 100644
--- a/drivers/net/ethernet/intel/idpf/idpf_controlq.c
+++ b/drivers/net/ethernet/intel/idpf/idpf_controlq.c
@@ -96,7 +96,7 @@ static void idpf_ctlq_init_rxq_bufs(struct idpf_ctlq_info *cq)
*/
static void idpf_ctlq_shutdown(struct idpf_hw *hw, struct idpf_ctlq_info *cq)
{
- mutex_lock(&cq->cq_lock);
+ spin_lock(&cq->cq_lock);
/* free ring buffers and the ring itself */
idpf_ctlq_dealloc_ring_res(hw, cq);
@@ -104,8 +104,7 @@ static void idpf_ctlq_shutdown(struct idpf_hw *hw, struct idpf_ctlq_info *cq)
/* Set ring_size to 0 to indicate uninitialized queue */
cq->ring_size = 0;
- mutex_unlock(&cq->cq_lock);
- mutex_destroy(&cq->cq_lock);
+ spin_unlock(&cq->cq_lock);
}
/**
@@ -173,7 +172,7 @@ int idpf_ctlq_add(struct idpf_hw *hw,
idpf_ctlq_init_regs(hw, cq, is_rxq);
- mutex_init(&cq->cq_lock);
+ spin_lock_init(&cq->cq_lock);
list_add(&cq->cq_list, &hw->cq_list_head);
@@ -272,7 +271,7 @@ int idpf_ctlq_send(struct idpf_hw *hw, struct idpf_ctlq_info *cq,
int err = 0;
int i;
- mutex_lock(&cq->cq_lock);
+ spin_lock(&cq->cq_lock);
/* Ensure there are enough descriptors to send all messages */
num_desc_avail = IDPF_CTLQ_DESC_UNUSED(cq);
@@ -332,7 +331,7 @@ int idpf_ctlq_send(struct idpf_hw *hw, struct idpf_ctlq_info *cq,
wr32(hw, cq->reg.tail, cq->next_to_use);
err_unlock:
- mutex_unlock(&cq->cq_lock);
+ spin_unlock(&cq->cq_lock);
return err;
}
@@ -364,7 +363,7 @@ int idpf_ctlq_clean_sq(struct idpf_ctlq_info *cq, u16 *clean_count,
if (*clean_count > cq->ring_size)
return -EBADR;
- mutex_lock(&cq->cq_lock);
+ spin_lock(&cq->cq_lock);
ntc = cq->next_to_clean;
@@ -397,7 +396,7 @@ int idpf_ctlq_clean_sq(struct idpf_ctlq_info *cq, u16 *clean_count,
cq->next_to_clean = ntc;
- mutex_unlock(&cq->cq_lock);
+ spin_unlock(&cq->cq_lock);
/* Return number of descriptors actually cleaned */
*clean_count = i;
@@ -435,7 +434,7 @@ int idpf_ctlq_post_rx_buffs(struct idpf_hw *hw, struct idpf_ctlq_info *cq,
if (*buff_count > 0)
buffs_avail = true;
- mutex_lock(&cq->cq_lock);
+ spin_lock(&cq->cq_lock);
if (tbp >= cq->ring_size)
tbp = 0;
@@ -524,7 +523,7 @@ post_buffs_out:
wr32(hw, cq->reg.tail, cq->next_to_post);
}
- mutex_unlock(&cq->cq_lock);
+ spin_unlock(&cq->cq_lock);
/* return the number of buffers that were not posted */
*buff_count = *buff_count - i;
@@ -552,7 +551,7 @@ int idpf_ctlq_recv(struct idpf_ctlq_info *cq, u16 *num_q_msg,
u16 i;
/* take the lock before we start messing with the ring */
- mutex_lock(&cq->cq_lock);
+ spin_lock(&cq->cq_lock);
ntc = cq->next_to_clean;
@@ -614,7 +613,7 @@ int idpf_ctlq_recv(struct idpf_ctlq_info *cq, u16 *num_q_msg,
cq->next_to_clean = ntc;
- mutex_unlock(&cq->cq_lock);
+ spin_unlock(&cq->cq_lock);
*num_q_msg = i;
if (*num_q_msg == 0)
diff --git a/drivers/net/ethernet/intel/idpf/idpf_controlq_api.h b/drivers/net/ethernet/intel/idpf/idpf_controlq_api.h
index 9642494a67d8..3414c5f9a831 100644
--- a/drivers/net/ethernet/intel/idpf/idpf_controlq_api.h
+++ b/drivers/net/ethernet/intel/idpf/idpf_controlq_api.h
@@ -99,7 +99,7 @@ struct idpf_ctlq_info {
enum idpf_ctlq_type cq_type;
int q_id;
- struct mutex cq_lock; /* control queue lock */
+ spinlock_t cq_lock; /* control queue lock */
/* used for interrupt processing */
u16 next_to_use;
u16 next_to_clean;
diff --git a/drivers/net/ethernet/intel/idpf/idpf_ethtool.c b/drivers/net/ethernet/intel/idpf/idpf_ethtool.c
index 9bdb309b668e..eaf7a2606faa 100644
--- a/drivers/net/ethernet/intel/idpf/idpf_ethtool.c
+++ b/drivers/net/ethernet/intel/idpf/idpf_ethtool.c
@@ -47,7 +47,7 @@ static u32 idpf_get_rxfh_key_size(struct net_device *netdev)
struct idpf_vport_user_config_data *user_config;
if (!idpf_is_cap_ena_all(np->adapter, IDPF_RSS_CAPS, IDPF_CAP_RSS))
- return -EOPNOTSUPP;
+ return 0;
user_config = &np->adapter->vport_config[np->vport_idx]->user_config;
@@ -66,7 +66,7 @@ static u32 idpf_get_rxfh_indir_size(struct net_device *netdev)
struct idpf_vport_user_config_data *user_config;
if (!idpf_is_cap_ena_all(np->adapter, IDPF_RSS_CAPS, IDPF_CAP_RSS))
- return -EOPNOTSUPP;
+ return 0;
user_config = &np->adapter->vport_config[np->vport_idx]->user_config;
diff --git a/drivers/net/ethernet/intel/idpf/idpf_lib.c b/drivers/net/ethernet/intel/idpf/idpf_lib.c
index 4eb20ec2accb..80382ff4a5fa 100644
--- a/drivers/net/ethernet/intel/idpf/idpf_lib.c
+++ b/drivers/net/ethernet/intel/idpf/idpf_lib.c
@@ -2314,8 +2314,12 @@ void *idpf_alloc_dma_mem(struct idpf_hw *hw, struct idpf_dma_mem *mem, u64 size)
struct idpf_adapter *adapter = hw->back;
size_t sz = ALIGN(size, 4096);
- mem->va = dma_alloc_coherent(&adapter->pdev->dev, sz,
- &mem->pa, GFP_KERNEL);
+ /* The control queue resources are freed under a spinlock, contiguous
+ * pages will avoid IOMMU remapping and the use vmap (and vunmap in
+ * dma_free_*() path.
+ */
+ mem->va = dma_alloc_attrs(&adapter->pdev->dev, sz, &mem->pa,
+ GFP_KERNEL, DMA_ATTR_FORCE_CONTIGUOUS);
mem->size = sz;
return mem->va;
@@ -2330,8 +2334,8 @@ void idpf_free_dma_mem(struct idpf_hw *hw, struct idpf_dma_mem *mem)
{
struct idpf_adapter *adapter = hw->back;
- dma_free_coherent(&adapter->pdev->dev, mem->size,
- mem->va, mem->pa);
+ dma_free_attrs(&adapter->pdev->dev, mem->size,
+ mem->va, mem->pa, DMA_ATTR_FORCE_CONTIGUOUS);
mem->size = 0;
mem->va = NULL;
mem->pa = 0;
diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c
index 686793c539f2..031c332f66c4 100644
--- a/drivers/net/ethernet/intel/igc/igc_main.c
+++ b/drivers/net/ethernet/intel/igc/igc_main.c
@@ -7115,6 +7115,10 @@ static int igc_probe(struct pci_dev *pdev,
adapter->port_num = hw->bus.func;
adapter->msg_enable = netif_msg_init(debug, DEFAULT_MSG_ENABLE);
+ /* Disable ASPM L1.2 on I226 devices to avoid packet loss */
+ if (igc_is_device_id_i226(hw))
+ pci_disable_link_state(pdev, PCIE_LINK_STATE_L1_2);
+
err = pci_save_state(pdev);
if (err)
goto err_ioremap;
@@ -7500,6 +7504,9 @@ static int __igc_resume(struct device *dev, bool rpm)
pci_enable_wake(pdev, PCI_D3hot, 0);
pci_enable_wake(pdev, PCI_D3cold, 0);
+ if (igc_is_device_id_i226(hw))
+ pci_disable_link_state(pdev, PCIE_LINK_STATE_L1_2);
+
if (igc_init_interrupt_scheme(adapter, true)) {
netdev_err(netdev, "Unable to allocate memory for queues\n");
return -ENOMEM;
@@ -7625,6 +7632,9 @@ static pci_ers_result_t igc_io_slot_reset(struct pci_dev *pdev)
pci_enable_wake(pdev, PCI_D3hot, 0);
pci_enable_wake(pdev, PCI_D3cold, 0);
+ if (igc_is_device_id_i226(hw))
+ pci_disable_link_state_locked(pdev, PCIE_LINK_STATE_L1_2);
+
/* In case of PCI error, adapter loses its HW address
* so we should re-assign it here.
*/
diff --git a/drivers/net/ethernet/sun/niu.c b/drivers/net/ethernet/sun/niu.c
index ddca8fc7883e..26119d02a94d 100644
--- a/drivers/net/ethernet/sun/niu.c
+++ b/drivers/net/ethernet/sun/niu.c
@@ -3336,7 +3336,7 @@ static int niu_rbr_add_page(struct niu *np, struct rx_ring_info *rp,
addr = np->ops->map_page(np->device, page, 0,
PAGE_SIZE, DMA_FROM_DEVICE);
- if (!addr) {
+ if (np->ops->mapping_error(np->device, addr)) {
__free_page(page);
return -ENOMEM;
}
@@ -6676,6 +6676,8 @@ static netdev_tx_t niu_start_xmit(struct sk_buff *skb,
len = skb_headlen(skb);
mapping = np->ops->map_single(np->device, skb->data,
len, DMA_TO_DEVICE);
+ if (np->ops->mapping_error(np->device, mapping))
+ goto out_drop;
prod = rp->prod;
@@ -6717,6 +6719,8 @@ static netdev_tx_t niu_start_xmit(struct sk_buff *skb,
mapping = np->ops->map_page(np->device, skb_frag_page(frag),
skb_frag_off(frag), len,
DMA_TO_DEVICE);
+ if (np->ops->mapping_error(np->device, mapping))
+ goto out_unmap;
rp->tx_buffs[prod].skb = NULL;
rp->tx_buffs[prod].mapping = mapping;
@@ -6741,6 +6745,19 @@ static netdev_tx_t niu_start_xmit(struct sk_buff *skb,
out:
return NETDEV_TX_OK;
+out_unmap:
+ while (i--) {
+ const skb_frag_t *frag;
+
+ prod = PREVIOUS_TX(rp, prod);
+ frag = &skb_shinfo(skb)->frags[i];
+ np->ops->unmap_page(np->device, rp->tx_buffs[prod].mapping,
+ skb_frag_size(frag), DMA_TO_DEVICE);
+ }
+
+ np->ops->unmap_single(np->device, rp->tx_buffs[rp->prod].mapping,
+ skb_headlen(skb), DMA_TO_DEVICE);
+
out_drop:
rp->tx_errors++;
kfree_skb(skb);
@@ -9644,6 +9661,11 @@ static void niu_pci_unmap_single(struct device *dev, u64 dma_address,
dma_unmap_single(dev, dma_address, size, direction);
}
+static int niu_pci_mapping_error(struct device *dev, u64 addr)
+{
+ return dma_mapping_error(dev, addr);
+}
+
static const struct niu_ops niu_pci_ops = {
.alloc_coherent = niu_pci_alloc_coherent,
.free_coherent = niu_pci_free_coherent,
@@ -9651,6 +9673,7 @@ static const struct niu_ops niu_pci_ops = {
.unmap_page = niu_pci_unmap_page,
.map_single = niu_pci_map_single,
.unmap_single = niu_pci_unmap_single,
+ .mapping_error = niu_pci_mapping_error,
};
static void niu_driver_version(void)
@@ -10019,6 +10042,11 @@ static void niu_phys_unmap_single(struct device *dev, u64 dma_address,
/* Nothing to do. */
}
+static int niu_phys_mapping_error(struct device *dev, u64 dma_address)
+{
+ return false;
+}
+
static const struct niu_ops niu_phys_ops = {
.alloc_coherent = niu_phys_alloc_coherent,
.free_coherent = niu_phys_free_coherent,
@@ -10026,6 +10054,7 @@ static const struct niu_ops niu_phys_ops = {
.unmap_page = niu_phys_unmap_page,
.map_single = niu_phys_map_single,
.unmap_single = niu_phys_unmap_single,
+ .mapping_error = niu_phys_mapping_error,
};
static int niu_of_probe(struct platform_device *op)
diff --git a/drivers/net/ethernet/sun/niu.h b/drivers/net/ethernet/sun/niu.h
index 04c215f91fc0..0b169c08b0f2 100644
--- a/drivers/net/ethernet/sun/niu.h
+++ b/drivers/net/ethernet/sun/niu.h
@@ -2879,6 +2879,9 @@ struct tx_ring_info {
#define NEXT_TX(tp, index) \
(((index) + 1) < (tp)->pending ? ((index) + 1) : 0)
+#define PREVIOUS_TX(tp, index) \
+ (((index) - 1) >= 0 ? ((index) - 1) : (((tp)->pending) - 1))
+
static inline u32 niu_tx_avail(struct tx_ring_info *tp)
{
return (tp->pending -
@@ -3140,6 +3143,7 @@ struct niu_ops {
enum dma_data_direction direction);
void (*unmap_single)(struct device *dev, u64 dma_address,
size_t size, enum dma_data_direction direction);
+ int (*mapping_error)(struct device *dev, u64 dma_address);
};
struct niu_link_config {
diff --git a/drivers/net/ethernet/wangxun/libwx/wx_lib.c b/drivers/net/ethernet/wangxun/libwx/wx_lib.c
index c57cc4f27249..55e252789db3 100644
--- a/drivers/net/ethernet/wangxun/libwx/wx_lib.c
+++ b/drivers/net/ethernet/wangxun/libwx/wx_lib.c
@@ -1705,6 +1705,7 @@ static void wx_set_rss_queues(struct wx *wx)
clear_bit(WX_FLAG_FDIR_HASH, wx->flags);
+ wx->ring_feature[RING_F_FDIR].indices = 1;
/* Use Flow Director in addition to RSS to ensure the best
* distribution of flows across cores, even when an FDIR flow
* isn't matched.
@@ -1746,7 +1747,7 @@ static void wx_set_num_queues(struct wx *wx)
*/
static int wx_acquire_msix_vectors(struct wx *wx)
{
- struct irq_affinity affd = { .pre_vectors = 1 };
+ struct irq_affinity affd = { .post_vectors = 1 };
int nvecs, i;
/* We start by asking for one vector per queue pair */
@@ -1783,16 +1784,24 @@ static int wx_acquire_msix_vectors(struct wx *wx)
return nvecs;
}
- wx->msix_entry->entry = 0;
- wx->msix_entry->vector = pci_irq_vector(wx->pdev, 0);
nvecs -= 1;
for (i = 0; i < nvecs; i++) {
wx->msix_q_entries[i].entry = i;
- wx->msix_q_entries[i].vector = pci_irq_vector(wx->pdev, i + 1);
+ wx->msix_q_entries[i].vector = pci_irq_vector(wx->pdev, i);
}
wx->num_q_vectors = nvecs;
+ wx->msix_entry->entry = nvecs;
+ wx->msix_entry->vector = pci_irq_vector(wx->pdev, nvecs);
+
+ if (test_bit(WX_FLAG_IRQ_VECTOR_SHARED, wx->flags)) {
+ wx->msix_entry->entry = 0;
+ wx->msix_entry->vector = pci_irq_vector(wx->pdev, 0);
+ wx->msix_q_entries[0].entry = 0;
+ wx->msix_q_entries[0].vector = pci_irq_vector(wx->pdev, 1);
+ }
+
return 0;
}
@@ -2291,6 +2300,8 @@ static void wx_set_ivar(struct wx *wx, s8 direction,
if (direction == -1) {
/* other causes */
+ if (test_bit(WX_FLAG_IRQ_VECTOR_SHARED, wx->flags))
+ msix_vector = 0;
msix_vector |= WX_PX_IVAR_ALLOC_VAL;
index = 0;
ivar = rd32(wx, WX_PX_MISC_IVAR);
@@ -2299,8 +2310,6 @@ static void wx_set_ivar(struct wx *wx, s8 direction,
wr32(wx, WX_PX_MISC_IVAR, ivar);
} else {
/* tx or rx causes */
- if (!(wx->mac.type == wx_mac_em && wx->num_vfs == 7))
- msix_vector += 1; /* offset for queue vectors */
msix_vector |= WX_PX_IVAR_ALLOC_VAL;
index = ((16 * (queue & 1)) + (8 * direction));
ivar = rd32(wx, WX_PX_IVAR(queue >> 1));
@@ -2339,7 +2348,7 @@ void wx_write_eitr(struct wx_q_vector *q_vector)
itr_reg |= WX_PX_ITR_CNT_WDIS;
- wr32(wx, WX_PX_ITR(v_idx + 1), itr_reg);
+ wr32(wx, WX_PX_ITR(v_idx), itr_reg);
}
/**
@@ -2392,9 +2401,9 @@ void wx_configure_vectors(struct wx *wx)
wx_write_eitr(q_vector);
}
- wx_set_ivar(wx, -1, 0, 0);
+ wx_set_ivar(wx, -1, 0, v_idx);
if (pdev->msix_enabled)
- wr32(wx, WX_PX_ITR(0), 1950);
+ wr32(wx, WX_PX_ITR(v_idx), 1950);
}
EXPORT_SYMBOL(wx_configure_vectors);
diff --git a/drivers/net/ethernet/wangxun/libwx/wx_sriov.c b/drivers/net/ethernet/wangxun/libwx/wx_sriov.c
index e8656d9d733b..c82ae137756c 100644
--- a/drivers/net/ethernet/wangxun/libwx/wx_sriov.c
+++ b/drivers/net/ethernet/wangxun/libwx/wx_sriov.c
@@ -64,6 +64,7 @@ static void wx_sriov_clear_data(struct wx *wx)
wr32m(wx, WX_PSR_VM_CTL, WX_PSR_VM_CTL_POOL_MASK, 0);
wx->ring_feature[RING_F_VMDQ].offset = 0;
+ clear_bit(WX_FLAG_IRQ_VECTOR_SHARED, wx->flags);
clear_bit(WX_FLAG_SRIOV_ENABLED, wx->flags);
/* Disable VMDq flag so device will be set in NM mode */
if (wx->ring_feature[RING_F_VMDQ].limit == 1)
@@ -78,6 +79,9 @@ static int __wx_enable_sriov(struct wx *wx, u8 num_vfs)
set_bit(WX_FLAG_SRIOV_ENABLED, wx->flags);
dev_info(&wx->pdev->dev, "SR-IOV enabled with %d VFs\n", num_vfs);
+ if (num_vfs == 7 && wx->mac.type == wx_mac_em)
+ set_bit(WX_FLAG_IRQ_VECTOR_SHARED, wx->flags);
+
/* Enable VMDq flag so device will be set in VM mode */
set_bit(WX_FLAG_VMDQ_ENABLED, wx->flags);
if (!wx->ring_feature[RING_F_VMDQ].limit)
diff --git a/drivers/net/ethernet/wangxun/libwx/wx_type.h b/drivers/net/ethernet/wangxun/libwx/wx_type.h
index 7730c9fc3e02..c363379126c0 100644
--- a/drivers/net/ethernet/wangxun/libwx/wx_type.h
+++ b/drivers/net/ethernet/wangxun/libwx/wx_type.h
@@ -1191,6 +1191,7 @@ enum wx_pf_flags {
WX_FLAG_VMDQ_ENABLED,
WX_FLAG_VLAN_PROMISC,
WX_FLAG_SRIOV_ENABLED,
+ WX_FLAG_IRQ_VECTOR_SHARED,
WX_FLAG_FDIR_CAPABLE,
WX_FLAG_FDIR_HASH,
WX_FLAG_FDIR_PERFECT,
@@ -1343,7 +1344,7 @@ struct wx {
};
#define WX_INTR_ALL (~0ULL)
-#define WX_INTR_Q(i) BIT((i) + 1)
+#define WX_INTR_Q(i) BIT((i))
/* register operations */
#define wr32(a, reg, value) writel((value), ((a)->hw_addr + (reg)))
diff --git a/drivers/net/ethernet/wangxun/ngbe/ngbe_main.c b/drivers/net/ethernet/wangxun/ngbe/ngbe_main.c
index b5022c49dc5e..e0fc897b0a58 100644
--- a/drivers/net/ethernet/wangxun/ngbe/ngbe_main.c
+++ b/drivers/net/ethernet/wangxun/ngbe/ngbe_main.c
@@ -161,7 +161,7 @@ static void ngbe_irq_enable(struct wx *wx, bool queues)
if (queues)
wx_intr_enable(wx, NGBE_INTR_ALL);
else
- wx_intr_enable(wx, NGBE_INTR_MISC);
+ wx_intr_enable(wx, NGBE_INTR_MISC(wx));
}
/**
@@ -286,7 +286,7 @@ static int ngbe_request_msix_irqs(struct wx *wx)
* for queue. But when num_vfs == 7, vector[1] is assigned to vf6.
* Misc and queue should reuse interrupt vector[0].
*/
- if (wx->num_vfs == 7)
+ if (test_bit(WX_FLAG_IRQ_VECTOR_SHARED, wx->flags))
err = request_irq(wx->msix_entry->vector,
ngbe_misc_and_queue, 0, netdev->name, wx);
else
diff --git a/drivers/net/ethernet/wangxun/ngbe/ngbe_type.h b/drivers/net/ethernet/wangxun/ngbe/ngbe_type.h
index bb74263f0498..3b2ca7f47e33 100644
--- a/drivers/net/ethernet/wangxun/ngbe/ngbe_type.h
+++ b/drivers/net/ethernet/wangxun/ngbe/ngbe_type.h
@@ -87,7 +87,7 @@
#define NGBE_PX_MISC_IC_TIMESYNC BIT(11) /* time sync */
#define NGBE_INTR_ALL 0x1FF
-#define NGBE_INTR_MISC BIT(0)
+#define NGBE_INTR_MISC(A) BIT((A)->msix_entry->entry)
#define NGBE_PHY_CONFIG(reg_offset) (0x14000 + ((reg_offset) * 4))
#define NGBE_CFG_LAN_SPEED 0x14440
diff --git a/drivers/net/ethernet/wangxun/txgbe/txgbe_aml.c b/drivers/net/ethernet/wangxun/txgbe/txgbe_aml.c
index 7dbcf41750c1..dc87ccad9652 100644
--- a/drivers/net/ethernet/wangxun/txgbe/txgbe_aml.c
+++ b/drivers/net/ethernet/wangxun/txgbe/txgbe_aml.c
@@ -294,6 +294,7 @@ static void txgbe_mac_link_up_aml(struct phylink_config *config,
wx_fc_enable(wx, tx_pause, rx_pause);
txgbe_reconfig_mac(wx);
+ txgbe_enable_sec_tx_path(wx);
txcfg = rd32(wx, TXGBE_AML_MAC_TX_CFG);
txcfg &= ~TXGBE_AML_MAC_TX_CFG_SPEED_MASK;
diff --git a/drivers/net/ethernet/wangxun/txgbe/txgbe_irq.c b/drivers/net/ethernet/wangxun/txgbe/txgbe_irq.c
index 20b9a28bcb55..3885283681ec 100644
--- a/drivers/net/ethernet/wangxun/txgbe/txgbe_irq.c
+++ b/drivers/net/ethernet/wangxun/txgbe/txgbe_irq.c
@@ -31,7 +31,7 @@ void txgbe_irq_enable(struct wx *wx, bool queues)
wr32(wx, WX_PX_MISC_IEN, misc_ien);
/* unmask interrupt */
- wx_intr_enable(wx, TXGBE_INTR_MISC);
+ wx_intr_enable(wx, TXGBE_INTR_MISC(wx));
if (queues)
wx_intr_enable(wx, TXGBE_INTR_QALL(wx));
}
@@ -78,7 +78,6 @@ free_queue_irqs:
free_irq(wx->msix_q_entries[vector].vector,
wx->q_vector[vector]);
}
- wx_reset_interrupt_capability(wx);
return err;
}
@@ -132,7 +131,7 @@ static irqreturn_t txgbe_misc_irq_handle(int irq, void *data)
txgbe->eicr = eicr;
if (eicr & TXGBE_PX_MISC_IC_VF_MBOX) {
wx_msg_task(txgbe->wx);
- wx_intr_enable(wx, TXGBE_INTR_MISC);
+ wx_intr_enable(wx, TXGBE_INTR_MISC(wx));
}
return IRQ_WAKE_THREAD;
}
@@ -184,7 +183,7 @@ static irqreturn_t txgbe_misc_irq_thread_fn(int irq, void *data)
nhandled++;
}
- wx_intr_enable(wx, TXGBE_INTR_MISC);
+ wx_intr_enable(wx, TXGBE_INTR_MISC(wx));
return (nhandled > 0 ? IRQ_HANDLED : IRQ_NONE);
}
@@ -211,6 +210,7 @@ void txgbe_free_misc_irq(struct txgbe *txgbe)
free_irq(txgbe->link_irq, txgbe);
free_irq(txgbe->misc.irq, txgbe);
txgbe_del_irq_domain(txgbe);
+ txgbe->wx->misc_irq_domain = false;
}
int txgbe_setup_misc_irq(struct txgbe *txgbe)
diff --git a/drivers/net/ethernet/wangxun/txgbe/txgbe_main.c b/drivers/net/ethernet/wangxun/txgbe/txgbe_main.c
index f3d2778b8e35..a5867f3c93fc 100644
--- a/drivers/net/ethernet/wangxun/txgbe/txgbe_main.c
+++ b/drivers/net/ethernet/wangxun/txgbe/txgbe_main.c
@@ -458,10 +458,14 @@ static int txgbe_open(struct net_device *netdev)
wx_configure(wx);
- err = txgbe_request_queue_irqs(wx);
+ err = txgbe_setup_misc_irq(wx->priv);
if (err)
goto err_free_resources;
+ err = txgbe_request_queue_irqs(wx);
+ if (err)
+ goto err_free_misc_irq;
+
/* Notify the stack of the actual queue counts. */
err = netif_set_real_num_tx_queues(netdev, wx->num_tx_queues);
if (err)
@@ -479,6 +483,9 @@ static int txgbe_open(struct net_device *netdev)
err_free_irq:
wx_free_irq(wx);
+err_free_misc_irq:
+ txgbe_free_misc_irq(wx->priv);
+ wx_reset_interrupt_capability(wx);
err_free_resources:
wx_free_resources(wx);
err_reset:
@@ -519,6 +526,7 @@ static int txgbe_close(struct net_device *netdev)
wx_ptp_stop(wx);
txgbe_down(wx);
wx_free_irq(wx);
+ txgbe_free_misc_irq(wx->priv);
wx_free_resources(wx);
txgbe_fdir_filter_exit(wx);
wx_control_hw(wx, false);
@@ -564,7 +572,6 @@ static void txgbe_shutdown(struct pci_dev *pdev)
int txgbe_setup_tc(struct net_device *dev, u8 tc)
{
struct wx *wx = netdev_priv(dev);
- struct txgbe *txgbe = wx->priv;
/* Hardware has to reinitialize queues and interrupts to
* match packet buffer alignment. Unfortunately, the
@@ -575,7 +582,6 @@ int txgbe_setup_tc(struct net_device *dev, u8 tc)
else
txgbe_reset(wx);
- txgbe_free_misc_irq(txgbe);
wx_clear_interrupt_scheme(wx);
if (tc)
@@ -584,7 +590,6 @@ int txgbe_setup_tc(struct net_device *dev, u8 tc)
netdev_reset_tc(dev);
wx_init_interrupt_scheme(wx);
- txgbe_setup_misc_irq(txgbe);
if (netif_running(dev))
txgbe_open(dev);
@@ -882,13 +887,9 @@ static int txgbe_probe(struct pci_dev *pdev,
txgbe_init_fdir(txgbe);
- err = txgbe_setup_misc_irq(txgbe);
- if (err)
- goto err_release_hw;
-
err = txgbe_init_phy(txgbe);
if (err)
- goto err_free_misc_irq;
+ goto err_release_hw;
err = register_netdev(netdev);
if (err)
@@ -916,8 +917,6 @@ static int txgbe_probe(struct pci_dev *pdev,
err_remove_phy:
txgbe_remove_phy(txgbe);
-err_free_misc_irq:
- txgbe_free_misc_irq(txgbe);
err_release_hw:
wx_clear_interrupt_scheme(wx);
wx_control_hw(wx, false);
@@ -957,7 +956,6 @@ static void txgbe_remove(struct pci_dev *pdev)
unregister_netdev(netdev);
txgbe_remove_phy(txgbe);
- txgbe_free_misc_irq(txgbe);
wx_free_isb_resources(wx);
pci_release_selected_regions(pdev,
diff --git a/drivers/net/ethernet/wangxun/txgbe/txgbe_type.h b/drivers/net/ethernet/wangxun/txgbe/txgbe_type.h
index 42ec815159e8..41915d7dd372 100644
--- a/drivers/net/ethernet/wangxun/txgbe/txgbe_type.h
+++ b/drivers/net/ethernet/wangxun/txgbe/txgbe_type.h
@@ -302,8 +302,8 @@ struct txgbe_fdir_filter {
#define TXGBE_DEFAULT_RX_WORK 128
#endif
-#define TXGBE_INTR_MISC BIT(0)
-#define TXGBE_INTR_QALL(A) GENMASK((A)->num_q_vectors, 1)
+#define TXGBE_INTR_MISC(A) BIT((A)->num_q_vectors)
+#define TXGBE_INTR_QALL(A) (TXGBE_INTR_MISC(A) - 1)
#define TXGBE_MAX_EITR GENMASK(11, 3)