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Diffstat (limited to 'drivers/net/ethernet/freescale/enetc')
-rw-r--r--drivers/net/ethernet/freescale/enetc/enetc.c93
-rw-r--r--drivers/net/ethernet/freescale/enetc/enetc.h5
-rw-r--r--drivers/net/ethernet/freescale/enetc/enetc_hw.h20
-rw-r--r--drivers/net/ethernet/freescale/enetc/enetc_pf.c104
-rw-r--r--drivers/net/ethernet/freescale/enetc/enetc_vf.c7
5 files changed, 166 insertions, 63 deletions
diff --git a/drivers/net/ethernet/freescale/enetc/enetc.c b/drivers/net/ethernet/freescale/enetc/enetc.c
index c78d12229730..09471329f3a3 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc.c
+++ b/drivers/net/ethernet/freescale/enetc/enetc.c
@@ -281,6 +281,8 @@ static int enetc_poll(struct napi_struct *napi, int budget)
int work_done;
int i;
+ enetc_lock_mdio();
+
for (i = 0; i < v->count_tx_rings; i++)
if (!enetc_clean_tx_ring(&v->tx_ring[i], budget))
complete = false;
@@ -291,8 +293,10 @@ static int enetc_poll(struct napi_struct *napi, int budget)
if (work_done)
v->rx_napi_work = true;
- if (!complete)
+ if (!complete) {
+ enetc_unlock_mdio();
return budget;
+ }
napi_complete_done(napi, work_done);
@@ -301,8 +305,6 @@ static int enetc_poll(struct napi_struct *napi, int budget)
v->rx_napi_work = false;
- enetc_lock_mdio();
-
/* enable interrupts */
enetc_wr_reg_hot(v->rbier, ENETC_RBIER_RXTIE);
@@ -327,8 +329,8 @@ static void enetc_get_tx_tstamp(struct enetc_hw *hw, union enetc_tx_bd *txbd,
{
u32 lo, hi, tstamp_lo;
- lo = enetc_rd(hw, ENETC_SICTR0);
- hi = enetc_rd(hw, ENETC_SICTR1);
+ lo = enetc_rd_hot(hw, ENETC_SICTR0);
+ hi = enetc_rd_hot(hw, ENETC_SICTR1);
tstamp_lo = le32_to_cpu(txbd->wb.tstamp);
if (lo <= tstamp_lo)
hi -= 1;
@@ -342,6 +344,12 @@ static void enetc_tstamp_tx(struct sk_buff *skb, u64 tstamp)
if (skb_shinfo(skb)->tx_flags & SKBTX_IN_PROGRESS) {
memset(&shhwtstamps, 0, sizeof(shhwtstamps));
shhwtstamps.hwtstamp = ns_to_ktime(tstamp);
+ /* Ensure skb_mstamp_ns, which might have been populated with
+ * the txtime, is not mistaken for a software timestamp,
+ * because this will prevent the dispatch of our hardware
+ * timestamp to the socket.
+ */
+ skb->tstamp = ktime_set(0, 0);
skb_tstamp_tx(skb, &shhwtstamps);
}
}
@@ -358,9 +366,7 @@ static bool enetc_clean_tx_ring(struct enetc_bdr *tx_ring, int napi_budget)
i = tx_ring->next_to_clean;
tx_swbd = &tx_ring->tx_swbd[i];
- enetc_lock_mdio();
bds_to_clean = enetc_bd_ready_count(tx_ring, i);
- enetc_unlock_mdio();
do_tstamp = false;
@@ -403,8 +409,6 @@ static bool enetc_clean_tx_ring(struct enetc_bdr *tx_ring, int napi_budget)
tx_swbd = tx_ring->tx_swbd;
}
- enetc_lock_mdio();
-
/* BD iteration loop end */
if (is_eof) {
tx_frm_cnt++;
@@ -415,8 +419,6 @@ static bool enetc_clean_tx_ring(struct enetc_bdr *tx_ring, int napi_budget)
if (unlikely(!bds_to_clean))
bds_to_clean = enetc_bd_ready_count(tx_ring, i);
-
- enetc_unlock_mdio();
}
tx_ring->next_to_clean = i;
@@ -527,9 +529,8 @@ static void enetc_get_rx_tstamp(struct net_device *ndev,
static void enetc_get_offloads(struct enetc_bdr *rx_ring,
union enetc_rx_bd *rxbd, struct sk_buff *skb)
{
-#ifdef CONFIG_FSL_ENETC_PTP_CLOCK
struct enetc_ndev_priv *priv = netdev_priv(rx_ring->ndev);
-#endif
+
/* TODO: hashing */
if (rx_ring->ndev->features & NETIF_F_RXCSUM) {
u16 inet_csum = le16_to_cpu(rxbd->r.inet_csum);
@@ -538,12 +539,31 @@ static void enetc_get_offloads(struct enetc_bdr *rx_ring,
skb->ip_summed = CHECKSUM_COMPLETE;
}
- /* copy VLAN to skb, if one is extracted, for now we assume it's a
- * standard TPID, but HW also supports custom values
- */
- if (le16_to_cpu(rxbd->r.flags) & ENETC_RXBD_FLAG_VLAN)
- __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q),
- le16_to_cpu(rxbd->r.vlan_opt));
+ if (le16_to_cpu(rxbd->r.flags) & ENETC_RXBD_FLAG_VLAN) {
+ __be16 tpid = 0;
+
+ switch (le16_to_cpu(rxbd->r.flags) & ENETC_RXBD_FLAG_TPID) {
+ case 0:
+ tpid = htons(ETH_P_8021Q);
+ break;
+ case 1:
+ tpid = htons(ETH_P_8021AD);
+ break;
+ case 2:
+ tpid = htons(enetc_port_rd(&priv->si->hw,
+ ENETC_PCVLANR1));
+ break;
+ case 3:
+ tpid = htons(enetc_port_rd(&priv->si->hw,
+ ENETC_PCVLANR2));
+ break;
+ default:
+ break;
+ }
+
+ __vlan_hwaccel_put_tag(skb, tpid, le16_to_cpu(rxbd->r.vlan_opt));
+ }
+
#ifdef CONFIG_FSL_ENETC_PTP_CLOCK
if (priv->active_offloads & ENETC_F_RX_TSTAMP)
enetc_get_rx_tstamp(rx_ring->ndev, rxbd, skb);
@@ -660,8 +680,6 @@ static int enetc_clean_rx_ring(struct enetc_bdr *rx_ring,
u32 bd_status;
u16 size;
- enetc_lock_mdio();
-
if (cleaned_cnt >= ENETC_RXBD_BUNDLE) {
int count = enetc_refill_rx_ring(rx_ring, cleaned_cnt);
@@ -672,19 +690,15 @@ static int enetc_clean_rx_ring(struct enetc_bdr *rx_ring,
rxbd = enetc_rxbd(rx_ring, i);
bd_status = le32_to_cpu(rxbd->r.lstatus);
- if (!bd_status) {
- enetc_unlock_mdio();
+ if (!bd_status)
break;
- }
enetc_wr_reg_hot(rx_ring->idr, BIT(rx_ring->index));
dma_rmb(); /* for reading other rxbd fields */
size = le16_to_cpu(rxbd->r.buf_len);
skb = enetc_map_rx_buff_to_skb(rx_ring, i, size);
- if (!skb) {
- enetc_unlock_mdio();
+ if (!skb)
break;
- }
enetc_get_offloads(rx_ring, rxbd, skb);
@@ -696,7 +710,6 @@ static int enetc_clean_rx_ring(struct enetc_bdr *rx_ring,
if (unlikely(bd_status &
ENETC_RXBD_LSTATUS(ENETC_RXBD_ERR_MASK))) {
- enetc_unlock_mdio();
dev_kfree_skb(skb);
while (!(bd_status & ENETC_RXBD_LSTATUS_F)) {
dma_rmb();
@@ -736,8 +749,6 @@ static int enetc_clean_rx_ring(struct enetc_bdr *rx_ring,
enetc_process_skb(rx_ring, skb);
- enetc_unlock_mdio();
-
napi_gro_receive(napi, skb);
rx_frm_cnt++;
@@ -984,7 +995,7 @@ static void enetc_free_rxtx_rings(struct enetc_ndev_priv *priv)
enetc_free_tx_ring(priv->tx_ring[i]);
}
-static int enetc_alloc_cbdr(struct device *dev, struct enetc_cbdr *cbdr)
+int enetc_alloc_cbdr(struct device *dev, struct enetc_cbdr *cbdr)
{
int size = cbdr->bd_count * sizeof(struct enetc_cbd);
@@ -1005,7 +1016,7 @@ static int enetc_alloc_cbdr(struct device *dev, struct enetc_cbdr *cbdr)
return 0;
}
-static void enetc_free_cbdr(struct device *dev, struct enetc_cbdr *cbdr)
+void enetc_free_cbdr(struct device *dev, struct enetc_cbdr *cbdr)
{
int size = cbdr->bd_count * sizeof(struct enetc_cbd);
@@ -1013,7 +1024,7 @@ static void enetc_free_cbdr(struct device *dev, struct enetc_cbdr *cbdr)
cbdr->bd_base = NULL;
}
-static void enetc_setup_cbdr(struct enetc_hw *hw, struct enetc_cbdr *cbdr)
+void enetc_setup_cbdr(struct enetc_hw *hw, struct enetc_cbdr *cbdr)
{
/* set CBDR cache attributes */
enetc_wr(hw, ENETC_SICAR2,
@@ -1033,7 +1044,7 @@ static void enetc_setup_cbdr(struct enetc_hw *hw, struct enetc_cbdr *cbdr)
cbdr->cir = hw->reg + ENETC_SICBDRCIR;
}
-static void enetc_clear_cbdr(struct enetc_hw *hw)
+void enetc_clear_cbdr(struct enetc_hw *hw)
{
enetc_wr(hw, ENETC_SICBDRMR, 0);
}
@@ -1058,13 +1069,12 @@ static int enetc_setup_default_rss_table(struct enetc_si *si, int num_groups)
return 0;
}
-static int enetc_configure_si(struct enetc_ndev_priv *priv)
+int enetc_configure_si(struct enetc_ndev_priv *priv)
{
struct enetc_si *si = priv->si;
struct enetc_hw *hw = &si->hw;
int err;
- enetc_setup_cbdr(hw, &si->cbd_ring);
/* set SI cache attributes */
enetc_wr(hw, ENETC_SICAR0,
ENETC_SICAR_RD_COHERENT | ENETC_SICAR_WR_COHERENT);
@@ -1112,6 +1122,8 @@ int enetc_alloc_si_resources(struct enetc_ndev_priv *priv)
if (err)
return err;
+ enetc_setup_cbdr(&si->hw, &si->cbd_ring);
+
priv->cls_rules = kcalloc(si->num_fs_entries, sizeof(*priv->cls_rules),
GFP_KERNEL);
if (!priv->cls_rules) {
@@ -1119,14 +1131,8 @@ int enetc_alloc_si_resources(struct enetc_ndev_priv *priv)
goto err_alloc_cls;
}
- err = enetc_configure_si(priv);
- if (err)
- goto err_config_si;
-
return 0;
-err_config_si:
- kfree(priv->cls_rules);
err_alloc_cls:
enetc_clear_cbdr(&si->hw);
enetc_free_cbdr(priv->dev, &si->cbd_ring);
@@ -1212,7 +1218,8 @@ static void enetc_setup_rxbdr(struct enetc_hw *hw, struct enetc_bdr *rx_ring)
rx_ring->idr = hw->reg + ENETC_SIRXIDR;
enetc_refill_rx_ring(rx_ring, enetc_bd_unused(rx_ring));
- enetc_wr(hw, ENETC_SIRXIDR, rx_ring->next_to_use);
+ /* update ENETC's consumer index */
+ enetc_rxbdr_wr(hw, idx, ENETC_RBCIR, rx_ring->next_to_use);
/* enable ring */
enetc_rxbdr_wr(hw, idx, ENETC_RBMR, rbmr);
diff --git a/drivers/net/ethernet/freescale/enetc/enetc.h b/drivers/net/ethernet/freescale/enetc/enetc.h
index 8532d23b54f5..8b380fc13314 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc.h
+++ b/drivers/net/ethernet/freescale/enetc/enetc.h
@@ -292,6 +292,7 @@ void enetc_get_si_caps(struct enetc_si *si);
void enetc_init_si_rings_params(struct enetc_ndev_priv *priv);
int enetc_alloc_si_resources(struct enetc_ndev_priv *priv);
void enetc_free_si_resources(struct enetc_ndev_priv *priv);
+int enetc_configure_si(struct enetc_ndev_priv *priv);
int enetc_open(struct net_device *ndev);
int enetc_close(struct net_device *ndev);
@@ -309,6 +310,10 @@ int enetc_setup_tc(struct net_device *ndev, enum tc_setup_type type,
void enetc_set_ethtool_ops(struct net_device *ndev);
/* control buffer descriptor ring (CBDR) */
+int enetc_alloc_cbdr(struct device *dev, struct enetc_cbdr *cbdr);
+void enetc_free_cbdr(struct device *dev, struct enetc_cbdr *cbdr);
+void enetc_setup_cbdr(struct enetc_hw *hw, struct enetc_cbdr *cbdr);
+void enetc_clear_cbdr(struct enetc_hw *hw);
int enetc_set_mac_flt_entry(struct enetc_si *si, int index,
char *mac_addr, int si_map);
int enetc_clear_mac_flt_entry(struct enetc_si *si, int index);
diff --git a/drivers/net/ethernet/freescale/enetc/enetc_hw.h b/drivers/net/ethernet/freescale/enetc/enetc_hw.h
index c71fe8d751d5..00938f7960a4 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc_hw.h
+++ b/drivers/net/ethernet/freescale/enetc/enetc_hw.h
@@ -172,6 +172,8 @@ enum enetc_bdr_type {TX, RX};
#define ENETC_PSIPMAR0(n) (0x0100 + (n) * 0x8) /* n = SI index */
#define ENETC_PSIPMAR1(n) (0x0104 + (n) * 0x8)
#define ENETC_PVCLCTR 0x0208
+#define ENETC_PCVLANR1 0x0210
+#define ENETC_PCVLANR2 0x0214
#define ENETC_VLAN_TYPE_C BIT(0)
#define ENETC_VLAN_TYPE_S BIT(1)
#define ENETC_PVCLCTR_OVTPIDL(bmp) ((bmp) & 0xff) /* VLAN_TYPE */
@@ -232,14 +234,23 @@ enum enetc_bdr_type {TX, RX};
#define ENETC_PM0_MAXFRM 0x8014
#define ENETC_SET_TX_MTU(val) ((val) << 16)
#define ENETC_SET_MAXFRM(val) ((val) & 0xffff)
+#define ENETC_PM0_RX_FIFO 0x801c
+#define ENETC_PM0_RX_FIFO_VAL 1
#define ENETC_PM_IMDIO_BASE 0x8030
#define ENETC_PM0_IF_MODE 0x8300
-#define ENETC_PMO_IFM_RG BIT(2)
+#define ENETC_PM0_IFM_RG BIT(2)
#define ENETC_PM0_IFM_RLP (BIT(5) | BIT(11))
-#define ENETC_PM0_IFM_RGAUTO (BIT(15) | ENETC_PMO_IFM_RG | BIT(1))
-#define ENETC_PM0_IFM_XGMII BIT(12)
+#define ENETC_PM0_IFM_EN_AUTO BIT(15)
+#define ENETC_PM0_IFM_SSP_MASK GENMASK(14, 13)
+#define ENETC_PM0_IFM_SSP_1000 (2 << 13)
+#define ENETC_PM0_IFM_SSP_100 (0 << 13)
+#define ENETC_PM0_IFM_SSP_10 (1 << 13)
+#define ENETC_PM0_IFM_FULL_DPX BIT(12)
+#define ENETC_PM0_IFM_IFMODE_MASK GENMASK(1, 0)
+#define ENETC_PM0_IFM_IFMODE_XGMII 0
+#define ENETC_PM0_IFM_IFMODE_GMII 2
#define ENETC_PSIDCAPR 0x1b08
#define ENETC_PSIDCAPR_MSK GENMASK(15, 0)
#define ENETC_PSFCAPR 0x1b18
@@ -453,6 +464,8 @@ static inline u64 _enetc_rd_reg64_wa(void __iomem *reg)
#define enetc_wr_reg(reg, val) _enetc_wr_reg_wa((reg), (val))
#define enetc_rd(hw, off) enetc_rd_reg((hw)->reg + (off))
#define enetc_wr(hw, off, val) enetc_wr_reg((hw)->reg + (off), val)
+#define enetc_rd_hot(hw, off) enetc_rd_reg_hot((hw)->reg + (off))
+#define enetc_wr_hot(hw, off, val) enetc_wr_reg_hot((hw)->reg + (off), val)
#define enetc_rd64(hw, off) _enetc_rd_reg64_wa((hw)->reg + (off))
/* port register accessors - PF only */
#define enetc_port_rd(hw, off) enetc_rd_reg((hw)->port + (off))
@@ -568,6 +581,7 @@ union enetc_rx_bd {
#define ENETC_RXBD_LSTATUS(flags) ((flags) << 16)
#define ENETC_RXBD_FLAG_VLAN BIT(9)
#define ENETC_RXBD_FLAG_TSTMP BIT(10)
+#define ENETC_RXBD_FLAG_TPID GENMASK(1, 0)
#define ENETC_MAC_ADDR_FILT_CNT 8 /* # of supported entries per port */
#define EMETC_MAC_ADDR_FILT_RES 3 /* # of reserved entries at the beginning */
diff --git a/drivers/net/ethernet/freescale/enetc/enetc_pf.c b/drivers/net/ethernet/freescale/enetc/enetc_pf.c
index 515c5b29d7aa..224fc37a6757 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc_pf.c
+++ b/drivers/net/ethernet/freescale/enetc/enetc_pf.c
@@ -190,7 +190,6 @@ static void enetc_pf_set_rx_mode(struct net_device *ndev)
{
struct enetc_ndev_priv *priv = netdev_priv(ndev);
struct enetc_pf *pf = enetc_si_priv(priv->si);
- char vlan_promisc_simap = pf->vlan_promisc_simap;
struct enetc_hw *hw = &priv->si->hw;
bool uprom = false, mprom = false;
struct enetc_mac_filter *filter;
@@ -203,16 +202,12 @@ static void enetc_pf_set_rx_mode(struct net_device *ndev)
psipmr = ENETC_PSIPMR_SET_UP(0) | ENETC_PSIPMR_SET_MP(0);
uprom = true;
mprom = true;
- /* Enable VLAN promiscuous mode for SI0 (PF) */
- vlan_promisc_simap |= BIT(0);
} else if (ndev->flags & IFF_ALLMULTI) {
/* enable multi cast promisc mode for SI0 (PF) */
psipmr = ENETC_PSIPMR_SET_MP(0);
mprom = true;
}
- enetc_set_vlan_promisc(&pf->si->hw, vlan_promisc_simap);
-
/* first 2 filter entries belong to PF */
if (!uprom) {
/* Update unicast filters */
@@ -320,7 +315,7 @@ static void enetc_set_loopback(struct net_device *ndev, bool en)
u32 reg;
reg = enetc_port_rd(hw, ENETC_PM0_IF_MODE);
- if (reg & ENETC_PMO_IFM_RG) {
+ if (reg & ENETC_PM0_IFM_RG) {
/* RGMII mode */
reg = (reg & ~ENETC_PM0_IFM_RLP) |
(en ? ENETC_PM0_IFM_RLP : 0);
@@ -495,17 +490,30 @@ static void enetc_configure_port_mac(struct enetc_hw *hw)
enetc_port_wr(hw, ENETC_PM1_CMD_CFG, ENETC_PM0_CMD_PHY_TX_EN |
ENETC_PM0_CMD_TXP | ENETC_PM0_PROMISC);
+
+ /* On LS1028A, the MAC RX FIFO defaults to 2, which is too high
+ * and may lead to RX lock-up under traffic. Set it to 1 instead,
+ * as recommended by the hardware team.
+ */
+ enetc_port_wr(hw, ENETC_PM0_RX_FIFO, ENETC_PM0_RX_FIFO_VAL);
}
static void enetc_mac_config(struct enetc_hw *hw, phy_interface_t phy_mode)
{
- /* set auto-speed for RGMII */
- if (enetc_port_rd(hw, ENETC_PM0_IF_MODE) & ENETC_PMO_IFM_RG ||
- phy_interface_mode_is_rgmii(phy_mode))
- enetc_port_wr(hw, ENETC_PM0_IF_MODE, ENETC_PM0_IFM_RGAUTO);
+ u32 val;
+
+ if (phy_interface_mode_is_rgmii(phy_mode)) {
+ val = enetc_port_rd(hw, ENETC_PM0_IF_MODE);
+ val &= ~ENETC_PM0_IFM_EN_AUTO;
+ val &= ENETC_PM0_IFM_IFMODE_MASK;
+ val |= ENETC_PM0_IFM_IFMODE_GMII | ENETC_PM0_IFM_RG;
+ enetc_port_wr(hw, ENETC_PM0_IF_MODE, val);
+ }
- if (phy_mode == PHY_INTERFACE_MODE_USXGMII)
- enetc_port_wr(hw, ENETC_PM0_IF_MODE, ENETC_PM0_IFM_XGMII);
+ if (phy_mode == PHY_INTERFACE_MODE_USXGMII) {
+ val = ENETC_PM0_IFM_FULL_DPX | ENETC_PM0_IFM_IFMODE_XGMII;
+ enetc_port_wr(hw, ENETC_PM0_IF_MODE, val);
+ }
}
static void enetc_mac_enable(struct enetc_hw *hw, bool en)
@@ -937,6 +945,34 @@ static void enetc_pl_mac_config(struct phylink_config *config,
phylink_set_pcs(priv->phylink, &pf->pcs->pcs);
}
+static void enetc_force_rgmii_mac(struct enetc_hw *hw, int speed, int duplex)
+{
+ u32 old_val, val;
+
+ old_val = val = enetc_port_rd(hw, ENETC_PM0_IF_MODE);
+
+ if (speed == SPEED_1000) {
+ val &= ~ENETC_PM0_IFM_SSP_MASK;
+ val |= ENETC_PM0_IFM_SSP_1000;
+ } else if (speed == SPEED_100) {
+ val &= ~ENETC_PM0_IFM_SSP_MASK;
+ val |= ENETC_PM0_IFM_SSP_100;
+ } else if (speed == SPEED_10) {
+ val &= ~ENETC_PM0_IFM_SSP_MASK;
+ val |= ENETC_PM0_IFM_SSP_10;
+ }
+
+ if (duplex == DUPLEX_FULL)
+ val |= ENETC_PM0_IFM_FULL_DPX;
+ else
+ val &= ~ENETC_PM0_IFM_FULL_DPX;
+
+ if (val == old_val)
+ return;
+
+ enetc_port_wr(hw, ENETC_PM0_IF_MODE, val);
+}
+
static void enetc_pl_mac_link_up(struct phylink_config *config,
struct phy_device *phy, unsigned int mode,
phy_interface_t interface, int speed,
@@ -949,6 +985,10 @@ static void enetc_pl_mac_link_up(struct phylink_config *config,
if (priv->active_offloads & ENETC_F_QBV)
enetc_sched_speed_set(priv, speed);
+ if (!phylink_autoneg_inband(mode) &&
+ phy_interface_mode_is_rgmii(interface))
+ enetc_force_rgmii_mac(&pf->si->hw, speed, duplex);
+
enetc_mac_enable(&pf->si->hw, true);
}
@@ -1041,6 +1081,26 @@ static int enetc_init_port_rss_memory(struct enetc_si *si)
return err;
}
+static void enetc_init_unused_port(struct enetc_si *si)
+{
+ struct device *dev = &si->pdev->dev;
+ struct enetc_hw *hw = &si->hw;
+ int err;
+
+ si->cbd_ring.bd_count = ENETC_CBDR_DEFAULT_SIZE;
+ err = enetc_alloc_cbdr(dev, &si->cbd_ring);
+ if (err)
+ return;
+
+ enetc_setup_cbdr(hw, &si->cbd_ring);
+
+ enetc_init_port_rfs_memory(si);
+ enetc_init_port_rss_memory(si);
+
+ enetc_clear_cbdr(hw);
+ enetc_free_cbdr(dev, &si->cbd_ring);
+}
+
static int enetc_pf_probe(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
@@ -1051,11 +1111,6 @@ static int enetc_pf_probe(struct pci_dev *pdev,
struct enetc_pf *pf;
int err;
- if (node && !of_device_is_available(node)) {
- dev_info(&pdev->dev, "device is disabled, skipping\n");
- return -ENODEV;
- }
-
err = enetc_pci_probe(pdev, KBUILD_MODNAME, sizeof(*pf));
if (err) {
dev_err(&pdev->dev, "PCI probing failed\n");
@@ -1069,6 +1124,13 @@ static int enetc_pf_probe(struct pci_dev *pdev,
goto err_map_pf_space;
}
+ if (node && !of_device_is_available(node)) {
+ enetc_init_unused_port(si);
+ dev_info(&pdev->dev, "device is disabled, skipping\n");
+ err = -ENODEV;
+ goto err_device_disabled;
+ }
+
pf = enetc_si_priv(si);
pf->si = si;
pf->total_vfs = pci_sriov_get_totalvfs(pdev);
@@ -1108,6 +1170,12 @@ static int enetc_pf_probe(struct pci_dev *pdev,
goto err_init_port_rss;
}
+ err = enetc_configure_si(priv);
+ if (err) {
+ dev_err(&pdev->dev, "Failed to configure SI\n");
+ goto err_config_si;
+ }
+
err = enetc_alloc_msix(priv);
if (err) {
dev_err(&pdev->dev, "MSIX alloc failed\n");
@@ -1136,6 +1204,7 @@ err_phylink_create:
enetc_mdiobus_destroy(pf);
err_mdiobus_create:
enetc_free_msix(priv);
+err_config_si:
err_init_port_rss:
err_init_port_rfs:
err_alloc_msix:
@@ -1144,6 +1213,7 @@ err_alloc_si_res:
si->ndev = NULL;
free_netdev(ndev);
err_alloc_netdev:
+err_device_disabled:
err_map_pf_space:
enetc_pci_remove(pdev);
diff --git a/drivers/net/ethernet/freescale/enetc/enetc_vf.c b/drivers/net/ethernet/freescale/enetc/enetc_vf.c
index 39c1a09e69a9..9b755a84c2d6 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc_vf.c
+++ b/drivers/net/ethernet/freescale/enetc/enetc_vf.c
@@ -171,6 +171,12 @@ static int enetc_vf_probe(struct pci_dev *pdev,
goto err_alloc_si_res;
}
+ err = enetc_configure_si(priv);
+ if (err) {
+ dev_err(&pdev->dev, "Failed to configure SI\n");
+ goto err_config_si;
+ }
+
err = enetc_alloc_msix(priv);
if (err) {
dev_err(&pdev->dev, "MSIX alloc failed\n");
@@ -187,6 +193,7 @@ static int enetc_vf_probe(struct pci_dev *pdev,
err_reg_netdev:
enetc_free_msix(priv);
+err_config_si:
err_alloc_msix:
enetc_free_si_resources(priv);
err_alloc_si_res:
generated by cgit (git 2.34.1) at 2024-05-23 05:02:34 +0000