* [PATCH net-next 3/5] net: libwx: Add msg task api
[not found] <20240307095755.7130-1-mengyuanlou@net-swift.com>
2024-03-07 9:54 ` [PATCH net-next 1/5] net: libwx: Add malibox api for wangxun pf drivers Mengyuan Lou
2024-03-07 9:54 ` [PATCH net-next 2/5] net: libwx: Add sriov api for wangxun nics Mengyuan Lou
@ 2024-03-07 9:54 ` Mengyuan Lou
2024-03-07 10:54 ` [EXTERNAL] " Sunil Kovvuri Goutham
2024-03-08 20:56 ` Simon Horman
2024-03-07 9:54 ` [PATCH net-next 4/5] net: ngbe: add sriov ops support Mengyuan Lou
2024-03-07 9:55 ` [PATCH net-next 5/5] net: txgbe: " Mengyuan Lou
4 siblings, 2 replies; 8+ messages in thread
From: Mengyuan Lou @ 2024-03-07 9:54 UTC (permalink / raw)
To: netdev; +Cc: jiawenwu, Mengyuan Lou
Implement ndo_set_vf_spoofchk and ndo_set_vf_link_state
interfaces.
Implement wx_msg_task which is used to process mailbox
messages sent by vf.
Reallocate queue and int resources when sriov is enabled.
Signed-off-by: Mengyuan Lou <mengyuanlou@net-swift.com>
---
drivers/net/ethernet/wangxun/libwx/wx_hw.c | 312 +++++-
drivers/net/ethernet/wangxun/libwx/wx_hw.h | 6 +
drivers/net/ethernet/wangxun/libwx/wx_lib.c | 146 ++-
drivers/net/ethernet/wangxun/libwx/wx_mbx.h | 50 +
drivers/net/ethernet/wangxun/libwx/wx_sriov.c | 885 +++++++++++++++++-
drivers/net/ethernet/wangxun/libwx/wx_sriov.h | 7 +
drivers/net/ethernet/wangxun/libwx/wx_type.h | 70 +-
7 files changed, 1452 insertions(+), 24 deletions(-)
diff --git a/drivers/net/ethernet/wangxun/libwx/wx_hw.c b/drivers/net/ethernet/wangxun/libwx/wx_hw.c
index 945c13d1a982..aadcb847a837 100644
--- a/drivers/net/ethernet/wangxun/libwx/wx_hw.c
+++ b/drivers/net/ethernet/wangxun/libwx/wx_hw.c
@@ -11,6 +11,7 @@
#include "wx_type.h"
#include "wx_lib.h"
#include "wx_hw.h"
+#include "wx_sriov.h"
static int wx_phy_read_reg_mdi(struct mii_bus *bus, int phy_addr, int devnum, int regnum)
{
@@ -804,11 +805,29 @@ static void wx_sync_mac_table(struct wx *wx)
}
}
+void wx_full_sync_mac_table(struct wx *wx)
+{
+ int i;
+
+ for (i = 0; i < wx->mac.num_rar_entries; i++) {
+ if (wx->mac_table[i].state & WX_MAC_STATE_IN_USE) {
+ wx_set_rar(wx, i,
+ wx->mac_table[i].addr,
+ wx->mac_table[i].pools,
+ WX_PSR_MAC_SWC_AD_H_AV);
+ } else {
+ wx_clear_rar(wx, i);
+ }
+ wx->mac_table[i].state &= ~(WX_MAC_STATE_MODIFIED);
+ }
+}
+EXPORT_SYMBOL(wx_full_sync_mac_table);
+
/* this function destroys the first RAR entry */
void wx_mac_set_default_filter(struct wx *wx, u8 *addr)
{
memcpy(&wx->mac_table[0].addr, addr, ETH_ALEN);
- wx->mac_table[0].pools = 1ULL;
+ wx->mac_table[0].pools = BIT(VMDQ_P(0));
wx->mac_table[0].state = (WX_MAC_STATE_DEFAULT | WX_MAC_STATE_IN_USE);
wx_set_rar(wx, 0, wx->mac_table[0].addr,
wx->mac_table[0].pools,
@@ -833,7 +852,7 @@ void wx_flush_sw_mac_table(struct wx *wx)
}
EXPORT_SYMBOL(wx_flush_sw_mac_table);
-static int wx_add_mac_filter(struct wx *wx, u8 *addr, u16 pool)
+int wx_add_mac_filter(struct wx *wx, u8 *addr, u16 pool)
{
u32 i;
@@ -863,8 +882,9 @@ static int wx_add_mac_filter(struct wx *wx, u8 *addr, u16 pool)
}
return -ENOMEM;
}
+EXPORT_SYMBOL(wx_add_mac_filter);
-static int wx_del_mac_filter(struct wx *wx, u8 *addr, u16 pool)
+int wx_del_mac_filter(struct wx *wx, u8 *addr, u16 pool)
{
u32 i;
@@ -887,6 +907,7 @@ static int wx_del_mac_filter(struct wx *wx, u8 *addr, u16 pool)
}
return -ENOMEM;
}
+EXPORT_SYMBOL(wx_del_mac_filter);
static int wx_available_rars(struct wx *wx)
{
@@ -1046,6 +1067,35 @@ static void wx_update_mc_addr_list(struct wx *wx, struct net_device *netdev)
wx_dbg(wx, "Update mc addr list Complete\n");
}
+static void wx_restore_vf_multicasts(struct wx *wx)
+{
+ u32 i, j, vector_bit, vector_reg;
+ struct vf_data_storage *vfinfo;
+
+ for (i = 0; i < wx->num_vfs; i++) {
+ u32 vmolr = rd32(wx, WX_PSR_VM_L2CTL(i));
+
+ vfinfo = &wx->vfinfo[i];
+ for (j = 0; j < vfinfo->num_vf_mc_hashes; j++) {
+ wx->addr_ctrl.mta_in_use++;
+ vector_reg = (vfinfo->vf_mc_hashes[j] >> 5) & GENMASK(6, 0);
+ vector_bit = vfinfo->vf_mc_hashes[j] & GENMASK(4, 0);
+ wr32m(wx, WX_PSR_MC_TBL(vector_reg),
+ BIT(vector_bit), BIT(vector_bit));
+ /* errata 5: maintain a copy of the reg table conf */
+ wx->mac.mta_shadow[vector_reg] |= BIT(vector_bit);
+ }
+ if (vfinfo->num_vf_mc_hashes)
+ vmolr |= WX_PSR_VM_L2CTL_ROMPE;
+ else
+ vmolr &= ~WX_PSR_VM_L2CTL_ROMPE;
+ wr32(wx, WX_PSR_VM_L2CTL(i), vmolr);
+ }
+
+ /* Restore any VF macvlans */
+ wx_full_sync_mac_table(wx);
+}
+
/**
* wx_write_mc_addr_list - write multicast addresses to MTA
* @netdev: network interface device structure
@@ -1063,6 +1113,9 @@ static int wx_write_mc_addr_list(struct net_device *netdev)
wx_update_mc_addr_list(wx, netdev);
+ if (test_bit(WX_FLAG_SRIOV_ENABLED, wx->flags))
+ wx_restore_vf_multicasts(wx);
+
return netdev_mc_count(netdev);
}
@@ -1083,7 +1136,7 @@ int wx_set_mac(struct net_device *netdev, void *p)
if (retval)
return retval;
- wx_del_mac_filter(wx, wx->mac.addr, 0);
+ wx_del_mac_filter(wx, wx->mac.addr, VMDQ_P(0));
eth_hw_addr_set(netdev, addr->sa_data);
memcpy(wx->mac.addr, addr->sa_data, netdev->addr_len);
@@ -1178,6 +1231,10 @@ static int wx_hpbthresh(struct wx *wx)
/* Calculate delay value for device */
dv_id = WX_DV(link, tc);
+ /* Loopback switch introduces additional latency */
+ if (test_bit(WX_FLAG_SRIOV_ENABLED, wx->flags))
+ dv_id += WX_B2BT(tc);
+
/* Delay value is calculated in bit times convert to KB */
kb = WX_BT2KB(dv_id);
rx_pba = rd32(wx, WX_RDB_PB_SZ(0)) >> WX_RDB_PB_SZ_SHIFT;
@@ -1233,12 +1290,94 @@ static void wx_pbthresh_setup(struct wx *wx)
wx->fc.low_water = 0;
}
+/**
+ * wx_set_ethertype_anti_spoofing - Enable/Disable Ethertype anti-spoofing
+ * @wx: pointer to hardware structure
+ * @enable: enable or disable switch for Ethertype anti-spoofing
+ * @vf: Virtual Function pool - VF Pool to set for Ethertype anti-spoofing
+ *
+ **/
+static void wx_set_ethertype_anti_spoofing(struct wx *wx, bool enable, int vf)
+{
+ u32 pfvfspoof, reg_offset, vf_shift;
+
+ vf_shift = vf % 32;
+ reg_offset = vf / 32;
+
+ pfvfspoof = rd32(wx, WX_TDM_ETYPE_AS(reg_offset));
+ if (enable)
+ pfvfspoof |= BIT(vf_shift);
+ else
+ pfvfspoof &= ~BIT(vf_shift);
+ wr32(wx, WX_TDM_ETYPE_AS(reg_offset), pfvfspoof);
+}
+
+void wx_configure_virtualization(struct wx *wx)
+{
+ u16 pool = wx->num_rx_pools;
+ u32 reg_offset, vf_shift;
+ u32 i;
+
+ if (!test_bit(WX_FLAG_SRIOV_ENABLED, wx->flags))
+ return;
+
+ wr32m(wx, WX_PSR_VM_CTL,
+ WX_PSR_VM_CTL_POOL_MASK | WX_PSR_VM_CTL_REPLEN,
+ FIELD_PREP(WX_PSR_VM_CTL_POOL_MASK, VMDQ_P(0)) |
+ WX_PSR_VM_CTL_REPLEN);
+ while (pool--)
+ wr32m(wx, WX_PSR_VM_L2CTL(i), WX_PSR_VM_L2CTL_AUPE, WX_PSR_VM_L2CTL_AUPE);
+
+ if (wx->mac.type == wx_mac_sp) {
+ vf_shift = VMDQ_P(0) % 32;
+ reg_offset = VMDQ_P(0) / 32;
+
+ /* Enable only the PF pools for Tx/Rx */
+ wr32(wx, WX_RDM_VF_RE(reg_offset), GENMASK(31, vf_shift));
+ wr32(wx, WX_RDM_VF_RE(reg_offset ^ 1), reg_offset - 1);
+ wr32(wx, WX_TDM_VF_TE(reg_offset), GENMASK(31, vf_shift));
+ wr32(wx, WX_TDM_VF_TE(reg_offset ^ 1), reg_offset - 1);
+ } else {
+ vf_shift = BIT(VMDQ_P(0));
+ /* Enable only the PF pools for Tx/Rx */
+ wr32(wx, WX_RDM_VF_RE(0), vf_shift);
+ wr32(wx, WX_TDM_VF_TE(0), vf_shift);
+ }
+
+ /* clear VLAN promisc flag so VFTA will be updated if necessary */
+ clear_bit(WX_FLAG2_VLAN_PROMISC, wx->flags);
+
+ for (i = 0; i < wx->num_vfs; i++) {
+ if (!wx->vfinfo[i].spoofchk_enabled)
+ wx_ndo_set_vf_spoofchk(wx->netdev, i, false);
+ /* enable ethertype anti spoofing if hw supports it */
+ wx_set_ethertype_anti_spoofing(wx, true, i);
+ }
+}
+EXPORT_SYMBOL(wx_configure_virtualization);
+
static void wx_configure_port(struct wx *wx)
{
u32 value, i;
- value = WX_CFG_PORT_CTL_D_VLAN | WX_CFG_PORT_CTL_QINQ;
+ if (wx->mac.type == wx_mac_em) {
+ value = (wx->num_vfs == 0) ?
+ WX_CFG_PORT_CTL_NUM_VT_NONE :
+ WX_CFG_PORT_CTL_NUM_VT_8;
+ } else {
+ if (test_bit(WX_FLAG_VMDQ_ENABLED, wx->flags)) {
+ if (wx->ring_feature[RING_F_RSS].indices == 4)
+ value = WX_CFG_PORT_CTL_NUM_VT_32;
+ else
+ value = WX_CFG_PORT_CTL_NUM_VT_64;
+ } else {
+ value = 0;
+ }
+ }
+
+ value |= WX_CFG_PORT_CTL_D_VLAN | WX_CFG_PORT_CTL_QINQ;
wr32m(wx, WX_CFG_PORT_CTL,
+ WX_CFG_PORT_CTL_NUM_VT_MASK |
WX_CFG_PORT_CTL_D_VLAN |
WX_CFG_PORT_CTL_QINQ,
value);
@@ -1297,6 +1436,83 @@ static void wx_vlan_strip_control(struct wx *wx, bool enable)
}
}
+static void wx_vlan_promisc_enable(struct wx *wx)
+{
+ u32 vlnctrl, i, vind, bits, reg_idx;
+
+ vlnctrl = rd32(wx, WX_PSR_VLAN_CTL);
+ if (test_bit(WX_FLAG_VMDQ_ENABLED, wx->flags)) {
+ /* we need to keep the VLAN filter on in SRIOV */
+ vlnctrl |= WX_PSR_VLAN_CTL_VFE;
+ wr32(wx, WX_PSR_VLAN_CTL, vlnctrl);
+ } else {
+ vlnctrl &= ~WX_PSR_VLAN_CTL_VFE;
+ wr32(wx, WX_PSR_VLAN_CTL, vlnctrl);
+ return;
+ }
+ /* We are already in VLAN promisc, nothing to do */
+ if (test_bit(WX_FLAG2_VLAN_PROMISC, wx->flags))
+ return;
+ /* Set flag so we don't redo unnecessary work */
+ set_bit(WX_FLAG2_VLAN_PROMISC, wx->flags);
+ /* Add PF to all active pools */
+ for (i = WX_PSR_VLAN_SWC_ENTRIES; --i;) {
+ wr32(wx, WX_PSR_VLAN_SWC_IDX, i);
+ reg_idx = VMDQ_P(0) / 32;
+ vind = VMDQ_P(0) % 32;
+ bits = rd32(wx, WX_PSR_VLAN_SWC_VM(reg_idx));
+ bits |= BIT(vind);
+ wr32(wx, WX_PSR_VLAN_SWC_VM(reg_idx), bits);
+ }
+ /* Set all bits in the VLAN filter table array */
+ for (i = 0; i < wx->mac.vft_size; i++)
+ wr32(wx, WX_PSR_VLAN_TBL(i), U32_MAX);
+}
+
+static void wx_scrub_vfta(struct wx *wx)
+{
+ u32 i, vid, bits, vfta, vind, vlvf, reg_idx;
+
+ for (i = WX_PSR_VLAN_SWC_ENTRIES; --i;) {
+ wr32(wx, WX_PSR_VLAN_SWC_IDX, i);
+ vlvf = rd32(wx, WX_PSR_VLAN_SWC_IDX);
+ /* pull VLAN ID from VLVF */
+ vid = vlvf & ~WX_PSR_VLAN_SWC_VIEN;
+ if (vlvf & WX_PSR_VLAN_SWC_VIEN) {
+ /* if PF is part of this then continue */
+ if (test_bit(vid, wx->active_vlans))
+ continue;
+ }
+ /* remove PF from the pool */
+ reg_idx = VMDQ_P(0) / 32;
+ vind = VMDQ_P(0) % 32;
+ bits = rd32(wx, WX_PSR_VLAN_SWC_VM(reg_idx));
+ bits &= ~BIT(vind);
+ wr32(wx, WX_PSR_VLAN_SWC_VM(reg_idx), bits);
+ }
+ /* extract values from vft_shadow and write back to VFTA */
+ for (i = 0; i < wx->mac.vft_size; i++) {
+ vfta = wx->mac.vft_shadow[i];
+ wr32(wx, WX_PSR_VLAN_TBL(i), vfta);
+ }
+}
+
+static void wx_vlan_promisc_disable(struct wx *wx)
+{
+ u32 vlnctrl;
+
+ /* configure vlan filtering */
+ vlnctrl = rd32(wx, WX_PSR_VLAN_CTL);
+ vlnctrl |= WX_PSR_VLAN_CTL_VFE;
+ wr32(wx, WX_PSR_VLAN_CTL, vlnctrl);
+ /* We are not in VLAN promisc, nothing to do */
+ if (!test_bit(WX_FLAG2_VLAN_PROMISC, wx->flags))
+ return;
+ /* Set flag so we don't redo unnecessary work */
+ clear_bit(WX_FLAG2_VLAN_PROMISC, wx->flags);
+ wx_scrub_vfta(wx);
+}
+
void wx_set_rx_mode(struct net_device *netdev)
{
struct wx *wx = netdev_priv(netdev);
@@ -1309,7 +1525,7 @@ void wx_set_rx_mode(struct net_device *netdev)
/* Check for Promiscuous and All Multicast modes */
fctrl = rd32(wx, WX_PSR_CTL);
fctrl &= ~(WX_PSR_CTL_UPE | WX_PSR_CTL_MPE);
- vmolr = rd32(wx, WX_PSR_VM_L2CTL(0));
+ vmolr = rd32(wx, WX_PSR_VM_L2CTL(VMDQ_P(0)));
vmolr &= ~(WX_PSR_VM_L2CTL_UPE |
WX_PSR_VM_L2CTL_MPE |
WX_PSR_VM_L2CTL_ROPE |
@@ -1330,7 +1546,10 @@ void wx_set_rx_mode(struct net_device *netdev)
fctrl |= WX_PSR_CTL_UPE | WX_PSR_CTL_MPE;
/* pf don't want packets routing to vf, so clear UPE */
vmolr |= WX_PSR_VM_L2CTL_MPE;
- vlnctrl &= ~WX_PSR_VLAN_CTL_VFE;
+ if (test_bit(WX_FLAG_VMDQ_ENABLED, wx->flags) &&
+ test_bit(WX_FLAG_SRIOV_ENABLED, wx->flags))
+ vlnctrl |= WX_PSR_VLAN_CTL_VFE;
+ features &= ~NETIF_F_HW_VLAN_CTAG_FILTER;
}
if (netdev->flags & IFF_ALLMULTI) {
@@ -1353,7 +1572,7 @@ void wx_set_rx_mode(struct net_device *netdev)
* sufficient space to store all the addresses then enable
* unicast promiscuous mode
*/
- count = wx_write_uc_addr_list(netdev, 0);
+ count = wx_write_uc_addr_list(netdev, VMDQ_P(0));
if (count < 0) {
vmolr &= ~WX_PSR_VM_L2CTL_ROPE;
vmolr |= WX_PSR_VM_L2CTL_UPE;
@@ -1371,7 +1590,7 @@ void wx_set_rx_mode(struct net_device *netdev)
wr32(wx, WX_PSR_VLAN_CTL, vlnctrl);
wr32(wx, WX_PSR_CTL, fctrl);
- wr32(wx, WX_PSR_VM_L2CTL(0), vmolr);
+ wr32(wx, WX_PSR_VM_L2CTL(VMDQ_P(0)), vmolr);
if ((features & NETIF_F_HW_VLAN_CTAG_RX) &&
(features & NETIF_F_HW_VLAN_STAG_RX))
@@ -1379,6 +1598,10 @@ void wx_set_rx_mode(struct net_device *netdev)
else
wx_vlan_strip_control(wx, false);
+ if (features & NETIF_F_HW_VLAN_CTAG_FILTER)
+ wx_vlan_promisc_disable(wx);
+ else
+ wx_vlan_promisc_enable(wx);
}
EXPORT_SYMBOL(wx_set_rx_mode);
@@ -1621,6 +1844,13 @@ static void wx_setup_reta(struct wx *wx)
u32 random_key_size = WX_RSS_KEY_SIZE / 4;
u32 i, j;
+ if (test_bit(WX_FLAG_SRIOV_ENABLED, wx->flags)) {
+ if (wx->mac.type == wx_mac_sp)
+ rss_i = rss_i < 4 ? 4 : rss_i;
+ else if (wx->mac.type == wx_mac_em)
+ rss_i = 1;
+ }
+
/* Fill out hash function seeds */
for (i = 0; i < random_key_size; i++)
wr32(wx, WX_RDB_RSSRK(i), wx->rss_key[i]);
@@ -1638,10 +1868,40 @@ static void wx_setup_reta(struct wx *wx)
wx_store_reta(wx);
}
+static void wx_setup_psrtype(struct wx *wx)
+{
+ int rss_i = wx->ring_feature[RING_F_RSS].indices;
+ u32 psrtype;
+ int pool;
+
+ psrtype = WX_RDB_PL_CFG_L4HDR |
+ WX_RDB_PL_CFG_L3HDR |
+ WX_RDB_PL_CFG_L2HDR |
+ WX_RDB_PL_CFG_TUN_OUTL2HDR |
+ WX_RDB_PL_CFG_TUN_TUNHDR;
+
+ if (wx->mac.type == wx_mac_sp) {
+ if (rss_i > 3)
+ psrtype |= FIELD_PREP(GENMASK(31, 29), 2);
+ else if (rss_i > 1)
+ psrtype |= FIELD_PREP(GENMASK(31, 29), 1);
+
+ for_each_set_bit(pool, &wx->fwd_bitmask, 32)
+ wr32(wx, WX_RDB_PL_CFG(VMDQ_P(pool)), psrtype);
+ } else {
+ for_each_set_bit(pool, &wx->fwd_bitmask, 8)
+ wr32(wx, WX_RDB_PL_CFG(VMDQ_P(pool)), psrtype);
+ }
+}
+
static void wx_setup_mrqc(struct wx *wx)
{
u32 rss_field = 0;
+ /* VT, and RSS do not coexist at the same time */
+ if (test_bit(WX_FLAG_VMDQ_ENABLED, wx->flags))
+ return;
+
/* Disable indicating checksum in descriptor, enables RSS hash */
wr32m(wx, WX_PSR_CTL, WX_PSR_CTL_PCSD, WX_PSR_CTL_PCSD);
@@ -1671,16 +1931,11 @@ static void wx_setup_mrqc(struct wx *wx)
**/
void wx_configure_rx(struct wx *wx)
{
- u32 psrtype, i;
int ret;
+ u32 i;
wx_disable_rx(wx);
-
- psrtype = WX_RDB_PL_CFG_L4HDR |
- WX_RDB_PL_CFG_L3HDR |
- WX_RDB_PL_CFG_L2HDR |
- WX_RDB_PL_CFG_TUN_TUNHDR;
- wr32(wx, WX_RDB_PL_CFG(0), psrtype);
+ wx_setup_psrtype(wx);
/* enable hw crc stripping */
wr32m(wx, WX_RSC_CTL, WX_RSC_CTL_CRC_STRIP, WX_RSC_CTL_CRC_STRIP);
@@ -1728,6 +1983,7 @@ void wx_configure(struct wx *wx)
{
wx_set_rxpba(wx);
wx_pbthresh_setup(wx);
+ wx_configure_virtualization(wx);
wx_configure_port(wx);
wx_set_rx_mode(wx->netdev);
@@ -2080,7 +2336,7 @@ static int wx_set_vlvf(struct wx *wx, u32 vlan, u32 vind, bool vlan_on,
*
* Turn on/off specified VLAN in the VLAN filter table.
**/
-static int wx_set_vfta(struct wx *wx, u32 vlan, u32 vind, bool vlan_on)
+int wx_set_vfta(struct wx *wx, u32 vlan, u32 vind, bool vlan_on)
{
u32 bitindex, vfta, targetbit;
bool vfta_changed = false;
@@ -2126,6 +2382,7 @@ static int wx_set_vfta(struct wx *wx, u32 vlan, u32 vind, bool vlan_on)
return 0;
}
+EXPORT_SYMBOL(wx_set_vfta);
/**
* wx_clear_vfta - Clear VLAN filter table
@@ -2150,6 +2407,27 @@ static void wx_clear_vfta(struct wx *wx)
}
}
+/**
+ * wx_set_vlan_anti_spoofing - Enable/Disable VLAN anti-spoofing
+ * @wx: pointer to hardware structure
+ * @enable: enable or disable switch for VLAN anti-spoofing
+ * @vf: Virtual Function pool - VF Pool to set for VLAN anti-spoofing
+ *
+ **/
+void wx_set_vlan_anti_spoofing(struct wx *wx, bool enable, int vf)
+{
+ u32 index = vf / 32, vf_bit = vf % 32;
+ u32 pfvfspoof;
+
+ pfvfspoof = rd32(wx, WX_TDM_VLAN_AS(index));
+ if (enable)
+ pfvfspoof |= BIT(vf_bit);
+ else
+ pfvfspoof &= ~BIT(vf_bit);
+ wr32(wx, WX_TDM_VLAN_AS(index), pfvfspoof);
+}
+EXPORT_SYMBOL(wx_set_vlan_anti_spoofing);
+
int wx_vlan_rx_add_vid(struct net_device *netdev,
__be16 proto, u16 vid)
{
diff --git a/drivers/net/ethernet/wangxun/libwx/wx_hw.h b/drivers/net/ethernet/wangxun/libwx/wx_hw.h
index 9e219fa717a2..ac9387a43002 100644
--- a/drivers/net/ethernet/wangxun/libwx/wx_hw.h
+++ b/drivers/net/ethernet/wangxun/libwx/wx_hw.h
@@ -24,11 +24,15 @@ int wx_read_ee_hostif_buffer(struct wx *wx,
void wx_init_eeprom_params(struct wx *wx);
void wx_get_mac_addr(struct wx *wx, u8 *mac_addr);
void wx_init_rx_addrs(struct wx *wx);
+void wx_full_sync_mac_table(struct wx *wx);
void wx_mac_set_default_filter(struct wx *wx, u8 *addr);
+int wx_add_mac_filter(struct wx *wx, u8 *addr, u16 pool);
+int wx_del_mac_filter(struct wx *wx, u8 *addr, u16 pool);
void wx_flush_sw_mac_table(struct wx *wx);
int wx_set_mac(struct net_device *netdev, void *p);
void wx_disable_rx(struct wx *wx);
void wx_set_rx_mode(struct net_device *netdev);
+void wx_configure_virtualization(struct wx *wx);
int wx_change_mtu(struct net_device *netdev, int new_mtu);
void wx_disable_rx_queue(struct wx *wx, struct wx_ring *ring);
void wx_configure_rx(struct wx *wx);
@@ -39,6 +43,8 @@ int wx_stop_adapter(struct wx *wx);
void wx_reset_misc(struct wx *wx);
int wx_get_pcie_msix_counts(struct wx *wx, u16 *msix_count, u16 max_msix_count);
int wx_sw_init(struct wx *wx);
+int wx_set_vfta(struct wx *wx, u32 vlan, u32 vind, bool vlan_on);
+void wx_set_vlan_anti_spoofing(struct wx *wx, bool enable, int vf);
int wx_vlan_rx_add_vid(struct net_device *netdev, __be16 proto, u16 vid);
int wx_vlan_rx_kill_vid(struct net_device *netdev, __be16 proto, u16 vid);
int wx_fc_enable(struct wx *wx, bool tx_pause, bool rx_pause);
diff --git a/drivers/net/ethernet/wangxun/libwx/wx_lib.c b/drivers/net/ethernet/wangxun/libwx/wx_lib.c
index 6dff2c85682d..f15af24ad795 100644
--- a/drivers/net/ethernet/wangxun/libwx/wx_lib.c
+++ b/drivers/net/ethernet/wangxun/libwx/wx_lib.c
@@ -1558,6 +1558,73 @@ void wx_napi_disable_all(struct wx *wx)
}
EXPORT_SYMBOL(wx_napi_disable_all);
+/**
+ * wx_set_vmdq_queues: Allocate queues for VMDq devices
+ * @wx: board private structure to initialize
+ *
+ * When VMDq (Virtual Machine Devices queue) is enabled, allocate queues
+ * and VM pools where appropriate. If RSS is available, then also try and
+ * enable RSS and map accordingly.
+ **/
+static bool wx_set_vmdq_queues(struct wx *wx)
+{
+ u16 vmdq_i = wx->ring_feature[RING_F_VMDQ].limit;
+ u16 rss_i = wx->ring_feature[RING_F_RSS].limit;
+ u16 rss_m = WX_RSS_DISABLED_MASK;
+ u16 vmdq_m = 0;
+
+ /* only proceed if VMDq is enabled */
+ if (!test_bit(WX_FLAG_VMDQ_ENABLED, wx->flags))
+ return false;
+ /* Add starting offset to total pool count */
+ vmdq_i += wx->ring_feature[RING_F_VMDQ].offset;
+
+ if (wx->mac.type == wx_mac_sp) {
+ /* double check we are limited to maximum pools */
+ vmdq_i = min_t(u16, 64, vmdq_i);
+
+ /* 64 pool mode with 2 queues per pool, or
+ * 16/32/64 pool mode with 1 queue per pool
+ */
+ if (vmdq_i > 32 || rss_i < 4) {
+ vmdq_m = WX_VMDQ_2Q_MASK;
+ rss_m = WX_RSS_2Q_MASK;
+ rss_i = min_t(u16, rss_i, 2);
+ /* 32 pool mode with 4 queues per pool */
+ } else {
+ vmdq_m = WX_VMDQ_4Q_MASK;
+ rss_m = WX_RSS_4Q_MASK;
+ rss_i = 4;
+ }
+ } else {
+ /* double check we are limited to maximum pools */
+ vmdq_i = min_t(u16, 8, vmdq_i);
+
+ /* when VMDQ on, disable RSS */
+ rss_i = 1;
+ }
+
+ /* remove the starting offset from the pool count */
+ vmdq_i -= wx->ring_feature[RING_F_VMDQ].offset;
+
+ /* save features for later use */
+ wx->ring_feature[RING_F_VMDQ].indices = vmdq_i;
+ wx->ring_feature[RING_F_VMDQ].mask = vmdq_m;
+
+ /* limit RSS based on user input and save for later use */
+ wx->ring_feature[RING_F_RSS].indices = rss_i;
+ wx->ring_feature[RING_F_RSS].mask = rss_m;
+
+ wx->queues_per_pool = rss_i;/*maybe same to num_rx_queues_per_pool*/
+ wx->num_rx_pools = vmdq_i;
+ wx->num_rx_queues_per_pool = rss_i;
+
+ wx->num_rx_queues = vmdq_i * rss_i;
+ wx->num_tx_queues = vmdq_i * rss_i;
+
+ return true;
+}
+
/**
* wx_set_rss_queues: Allocate queues for RSS
* @wx: board private structure to initialize
@@ -1574,6 +1641,11 @@ static void wx_set_rss_queues(struct wx *wx)
f = &wx->ring_feature[RING_F_RSS];
f->indices = f->limit;
+ if (wx->mac.type == wx_mac_sp)
+ f->mask = WX_RSS_64Q_MASK;
+ else
+ f->mask = WX_RSS_8Q_MASK;
+
wx->num_rx_queues = f->limit;
wx->num_tx_queues = f->limit;
}
@@ -1585,6 +1657,9 @@ static void wx_set_num_queues(struct wx *wx)
wx->num_tx_queues = 1;
wx->queues_per_pool = 1;
+ if (wx_set_vmdq_queues(wx))
+ return;
+
wx_set_rss_queues(wx);
}
@@ -1665,6 +1740,10 @@ static int wx_set_interrupt_capability(struct wx *wx)
if (ret == 0 || (ret == -ENOMEM))
return ret;
+ /* Disable VMDq support */
+ dev_warn(&wx->pdev->dev, "Disabling VMQQ support\n");
+ clear_bit(WX_FLAG_VMDQ_ENABLED, wx->flags);
+
/* Disable RSS */
dev_warn(&wx->pdev->dev, "Disabling RSS support\n");
wx->ring_feature[RING_F_RSS].limit = 1;
@@ -1690,6 +1769,58 @@ static int wx_set_interrupt_capability(struct wx *wx)
return 0;
}
+/**
+ * wx_cache_ring_vmdq - Descriptor ring to register mapping for VMDq
+ * @wx: board private structure to initialize
+ *
+ * Cache the descriptor ring offsets for VMDq to the assigned rings. It
+ * will also try to cache the proper offsets if RSS/FCoE/SRIOV are enabled along
+ * with VMDq.
+ *
+ **/
+static bool wx_cache_ring_vmdq(struct wx *wx)
+{
+ struct wx_ring_feature *vmdq = &wx->ring_feature[RING_F_VMDQ];
+ struct wx_ring_feature *rss = &wx->ring_feature[RING_F_RSS];
+ u16 reg_idx;
+ int i;
+
+ /* only proceed if VMDq is enabled */
+ if (!test_bit(WX_FLAG_VMDQ_ENABLED, wx->flags))
+ return false;
+
+ if (wx->mac.type == wx_mac_sp) {
+ /* start at VMDq register offset for SR-IOV enabled setups */
+ reg_idx = vmdq->offset * __ALIGN_MASK(1, ~vmdq->mask);
+ for (i = 0; i < wx->num_rx_queues; i++, reg_idx++) {
+ /* If we are greater than indices move to next pool */
+ if ((reg_idx & ~vmdq->mask) >= rss->indices)
+ reg_idx = __ALIGN_MASK(reg_idx, ~vmdq->mask);
+ wx->rx_ring[i]->reg_idx = reg_idx;
+ }
+ reg_idx = vmdq->offset * __ALIGN_MASK(1, ~vmdq->mask);
+ for (i = 0; i < wx->num_tx_queues; i++, reg_idx++) {
+ /* If we are greater than indices move to next pool */
+ if ((reg_idx & rss->mask) >= rss->indices)
+ reg_idx = __ALIGN_MASK(reg_idx, ~vmdq->mask);
+ wx->tx_ring[i]->reg_idx = reg_idx;
+ }
+ } else {
+ /* start at VMDq register offset for SR-IOV enabled setups */
+ reg_idx = vmdq->offset;
+ for (i = 0; i < wx->num_rx_queues; i++)
+ /* If we are greater than indices move to next pool */
+ wx->rx_ring[i]->reg_idx = reg_idx + i;
+
+ reg_idx = vmdq->offset;
+ for (i = 0; i < wx->num_tx_queues; i++)
+ /* If we are greater than indices move to next pool */
+ wx->tx_ring[i]->reg_idx = reg_idx + i;
+ }
+
+ return true;
+}
+
/**
* wx_cache_ring_rss - Descriptor ring to register mapping for RSS
* @wx: board private structure to initialize
@@ -1701,6 +1832,9 @@ static void wx_cache_ring_rss(struct wx *wx)
{
u16 i;
+ if (wx_cache_ring_vmdq(wx))
+ return;
+
for (i = 0; i < wx->num_rx_queues; i++)
wx->rx_ring[i]->reg_idx = i;
@@ -2134,14 +2268,18 @@ void wx_configure_vectors(struct wx *wx)
{
struct pci_dev *pdev = wx->pdev;
u32 eitrsel = 0;
- u16 v_idx;
+ u16 v_idx, i;
if (pdev->msix_enabled) {
/* Populate MSIX to EITR Select */
+ if (wx->mac.type == wx_mac_sp) {
+ if (wx->num_vfs >= 32)
+ eitrsel = BIT(wx->num_vfs % 32) - 1;
+ } else if (wx->mac.type == wx_mac_em) {
+ for (i = 0; i < wx->num_vfs; i++)
+ eitrsel |= BIT(i);
+ }
wr32(wx, WX_PX_ITRSEL, eitrsel);
- /* use EIAM to auto-mask when MSI-X interrupt is asserted
- * this saves a register write for every interrupt
- */
wr32(wx, WX_PX_GPIE, WX_PX_GPIE_MODEL);
} else {
/* legacy interrupts, use EIAM to auto-mask when reading EICR,
diff --git a/drivers/net/ethernet/wangxun/libwx/wx_mbx.h b/drivers/net/ethernet/wangxun/libwx/wx_mbx.h
index 3c70654a8b14..00a9dda8365c 100644
--- a/drivers/net/ethernet/wangxun/libwx/wx_mbx.h
+++ b/drivers/net/ethernet/wangxun/libwx/wx_mbx.h
@@ -21,10 +21,60 @@
#define WX_MBVFICR_VFREQ_MASK GENMASK(15, 0)
#define WX_MBVFICR_VFACK_MASK GENMASK(31, 16)
+#define WX_VT_MSGTYPE_ACK BIT(31)
+#define WX_VT_MSGTYPE_NACK BIT(30)
+#define WX_VT_MSGTYPE_CTS BIT(29)
+#define WX_VT_MSGINFO_SHIFT 16
#define WX_VT_MSGINFO_MASK GENMASK(23, 16)
+enum wx_pfvf_api_rev {
+ wx_mbox_api_null,
+ wx_mbox_api_10, /* API version 1.0, linux/freebsd VF driver */
+ wx_mbox_api_11, /* API version 1.1, linux/freebsd VF driver */
+ wx_mbox_api_12, /* API version 1.2, linux/freebsd VF driver */
+ wx_mbox_api_13, /* API version 1.3, linux/freebsd VF driver */
+ wx_mbox_api_20, /* API version 2.0, solaris Phase1 VF driver */
+ wx_mbox_api_unknown, /* indicates that API version is not known */
+};
+
+/* mailbox API, legacy requests */
+#define WX_VF_RESET 0x01 /* VF requests reset */
+#define WX_VF_SET_MAC_ADDR 0x02 /* VF requests PF to set MAC addr */
+#define WX_VF_SET_MULTICAST 0x03 /* VF requests PF to set MC addr */
+#define WX_VF_SET_VLAN 0x04 /* VF requests PF to set VLAN */
+
+/* mailbox API, version 1.0 VF requests */
+#define WX_VF_SET_LPE 0x05 /* VF requests PF to set VMOLR.LPE */
+#define WX_VF_SET_MACVLAN 0x06 /* VF requests PF for unicast filter */
+#define WX_VF_API_NEGOTIATE 0x08 /* negotiate API version */
+
+/* mailbox API, version 1.1 VF requests */
+#define WX_VF_GET_QUEUES 0x09 /* get queue configuration */
+
+/* mailbox API, version 1.2 VF requests */
+#define WX_VF_GET_RETA 0x0a /* VF request for RETA */
+#define WX_VF_GET_RSS_KEY 0x0b /* get RSS key */
+#define WX_VF_UPDATE_XCAST_MODE 0x0c
+#define WX_VF_GET_LINK_STATE 0x10 /* get vf link state */
+#define WX_VF_GET_FW_VERSION 0x11 /* get fw version */
+#define WX_VF_BACKUP 0x8001 /* VF requests backup */
+
+#define WX_PF_CONTROL_MSG BIT(8) /* PF control message */
+#define WX_PF_NOFITY_VF_LINK_STATUS 0x1
+#define WX_PF_NOFITY_VF_NET_NOT_RUNNING BIT(31)
+
+#define WX_VF_TX_QUEUES 1 /* number of Tx queues supported */
+#define WX_VF_RX_QUEUES 2 /* number of Rx queues supported */
+#define WX_VF_TRANS_VLAN 3 /* Indication of port vlan */
+#define WX_VF_DEF_QUEUE 4 /* Default queue offset */
+
+#define WX_VF_PERMADDR_MSG_LEN 4
+
enum wxvf_xcast_modes {
WXVF_XCAST_MODE_NONE = 0,
+ WXVF_XCAST_MODE_MULTI,
+ WXVF_XCAST_MODE_ALLMULTI,
+ WXVF_XCAST_MODE_PROMISC,
};
int wx_write_mbx_pf(struct wx *wx, u32 *msg, u16 size, u16 vf);
diff --git a/drivers/net/ethernet/wangxun/libwx/wx_sriov.c b/drivers/net/ethernet/wangxun/libwx/wx_sriov.c
index 3d13e1c7e8b7..84410c807e4e 100644
--- a/drivers/net/ethernet/wangxun/libwx/wx_sriov.c
+++ b/drivers/net/ethernet/wangxun/libwx/wx_sriov.c
@@ -5,6 +5,7 @@
#include <linux/pci.h>
#include "wx_type.h"
+#include "wx_hw.h"
#include "wx_mbx.h"
#include "wx_sriov.h"
@@ -102,7 +103,7 @@ static void wx_sriov_reinit(struct wx *wx)
rtnl_unlock();
}
-static int wx_disable_sriov(struct wx *wx)
+int wx_disable_sriov(struct wx *wx)
{
/* If our VFs are assigned we cannot shut down SR-IOV
* without causing issues, so just leave the hardware
@@ -137,6 +138,7 @@ static int wx_disable_sriov(struct wx *wx)
return 0;
}
+EXPORT_SYMBOL(wx_disable_sriov);
static int wx_pci_sriov_enable(struct pci_dev *dev,
int num_vfs)
@@ -218,3 +220,884 @@ int wx_pci_sriov_configure(struct pci_dev *pdev, int num_vfs)
return num_vfs;
}
EXPORT_SYMBOL(wx_pci_sriov_configure);
+
+static int wx_set_vf_vlan(struct wx *wx, int add, int vid, u16 vf)
+{
+ /* VLAN 0 is a special case, don't allow it to be removed */
+ if (!vid && !add)
+ return 0;
+
+ return wx_set_vfta(wx, vid, vf, (bool)add);
+}
+
+static void wx_set_vmolr(struct wx *wx, u16 vf, bool aupe)
+{
+ u32 vmolr = rd32(wx, WX_PSR_VM_L2CTL(vf));
+
+ vmolr |= WX_PSR_VM_L2CTL_BAM;
+ if (aupe)
+ vmolr |= WX_PSR_VM_L2CTL_AUPE;
+ else
+ vmolr &= ~WX_PSR_VM_L2CTL_AUPE;
+ wr32(wx, WX_PSR_VM_L2CTL(vf), vmolr);
+}
+
+static void wx_set_vmvir(struct wx *wx, u16 vid, u16 qos, u16 vf)
+{
+ u32 vmvir = vid | (qos << VLAN_PRIO_SHIFT) |
+ WX_TDM_VLAN_INS_VLANA_DEFAULT;
+
+ wr32(wx, WX_TDM_VLAN_INS(vf), vmvir);
+}
+
+static void wx_clear_vmvir(struct wx *wx, u32 vf)
+{
+ wr32(wx, WX_TDM_VLAN_INS(vf), 0);
+}
+
+static inline void wx_vf_reset_event(struct wx *wx, u16 vf)
+{
+ struct vf_data_storage *vfinfo = &wx->vfinfo[vf];
+ u8 num_tcs = netdev_get_num_tc(wx->netdev);
+
+ /* add PF assigned VLAN or VLAN 0 */
+ wx_set_vf_vlan(wx, true, vfinfo->pf_vlan, vf);
+
+ /* reset offloads to defaults */
+ wx_set_vmolr(wx, vf, !vfinfo->pf_vlan);
+
+ /* set outgoing tags for VFs */
+ if (!vfinfo->pf_vlan && !vfinfo->pf_qos && !num_tcs) {
+ wx_clear_vmvir(wx, vf);
+ } else {
+ if (vfinfo->pf_qos || !num_tcs)
+ wx_set_vmvir(wx, vfinfo->pf_vlan,
+ vfinfo->pf_qos, vf);
+ else
+ wx_set_vmvir(wx, vfinfo->pf_vlan,
+ wx->default_up, vf);
+ }
+
+ /* reset multicast table array for vf */
+ wx->vfinfo[vf].num_vf_mc_hashes = 0;
+
+ /* Flush and reset the mta with the new values */
+ wx_set_rx_mode(wx->netdev);
+
+ wx_del_mac_filter(wx, wx->vfinfo[vf].vf_mac_addr, vf);
+
+ /* reset VF api back to unknown */
+ wx->vfinfo[vf].vf_api = wx_mbox_api_10;
+}
+
+static int wx_set_vf_mac(struct wx *wx, u16 vf, unsigned char *mac_addr)
+{
+ int ret = 0;
+
+ wx_del_mac_filter(wx, wx->vfinfo[vf].vf_mac_addr, vf);
+ ret = wx_add_mac_filter(wx, mac_addr, vf);
+ if (ret >= 0)
+ memcpy(wx->vfinfo[vf].vf_mac_addr, mac_addr, ETH_ALEN);
+ else
+ memset(wx->vfinfo[vf].vf_mac_addr, 0, ETH_ALEN);
+
+ return ret;
+}
+
+static int wx_negotiate_vf_api(struct wx *wx, u32 *msgbuf, u32 vf)
+{
+ int api = msgbuf[1];
+
+ switch (api) {
+ case wx_mbox_api_10 ... wx_mbox_api_13:
+ wx->vfinfo[vf].vf_api = api;
+ return 0;
+ default:
+ wx_err(wx, "VF %d requested invalid api version %u\n", vf, api);
+ return -EINVAL;
+ }
+}
+
+/**
+ * wx_set_vf_rx_tx - Set VF rx tx
+ * @wx: Pointer to wx struct
+ * @vf: VF identifier
+ *
+ * Set or reset correct transmit and receive for vf
+ **/
+static void wx_set_vf_rx_tx(struct wx *wx, int vf)
+{
+ u32 reg_cur_tx, reg_cur_rx, reg_req_tx, reg_req_rx;
+ u32 index, vf_bit;
+
+ vf_bit = vf % 32;
+ index = vf / 32;
+
+ reg_cur_tx = rd32(wx, WX_TDM_VF_TE(index));
+ reg_cur_rx = rd32(wx, WX_RDM_VF_RE(index));
+
+ if (wx->vfinfo[vf].link_enable) {
+ reg_req_tx = reg_cur_tx | BIT(vf_bit);
+ reg_req_rx = reg_cur_rx | BIT(vf_bit);
+ /* Enable particular VF */
+ if (reg_cur_tx != reg_req_tx)
+ wr32(wx, WX_TDM_VF_TE(index), reg_req_tx);
+ if (reg_cur_rx != reg_req_rx)
+ wr32(wx, WX_RDM_VF_RE(index), reg_req_rx);
+ } else {
+ reg_req_tx = BIT(vf_bit);
+ reg_req_rx = BIT(vf_bit);
+ /* Disable particular VF */
+ if (reg_cur_tx & reg_req_tx)
+ wr32(wx, WX_TDM_VFTE_CLR(index), reg_req_tx);
+ if (reg_cur_rx & reg_req_rx)
+ wr32(wx, WX_RDM_VFRE_CLR(index), reg_req_rx);
+ }
+}
+
+static int wx_get_vf_queues(struct wx *wx, u32 *msgbuf, u32 vf)
+{
+ struct wx_ring_feature *vmdq = &wx->ring_feature[RING_F_VMDQ];
+ unsigned int default_tc = 0;
+
+ /* verify the PF is supporting the correct APIs */
+ switch (wx->vfinfo[vf].vf_api) {
+ case wx_mbox_api_11 ... wx_mbox_api_20:
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ /* only allow 1 Tx queue for bandwidth limiting */
+ msgbuf[WX_VF_TX_QUEUES] = __ALIGN_MASK(1, ~vmdq->mask);
+ msgbuf[WX_VF_RX_QUEUES] = __ALIGN_MASK(1, ~vmdq->mask);
+
+ if (wx->vfinfo[vf].pf_vlan || wx->vfinfo[vf].pf_qos)
+ msgbuf[WX_VF_TRANS_VLAN] = 1;
+ else
+ msgbuf[WX_VF_TRANS_VLAN] = 0;
+
+ /* notify VF of default queue */
+ msgbuf[WX_VF_DEF_QUEUE] = default_tc;
+
+ return 0;
+}
+
+static inline void wx_write_qde(struct wx *wx, u32 vf, u32 qde)
+{
+ struct wx_ring_feature *vmdq = &wx->ring_feature[RING_F_VMDQ];
+ u32 q_per_pool = __ALIGN_MASK(1, ~vmdq->mask);
+ u32 reg = 0, n = vf * q_per_pool / 32;
+ u32 i = vf * q_per_pool;
+
+ reg = rd32(wx, WX_RDM_PF_QDE(n));
+ for (i = (vf * q_per_pool - n * 32);
+ i < ((vf + 1) * q_per_pool - n * 32);
+ i++) {
+ if (qde == 1)
+ reg |= qde << i;
+ else
+ reg &= qde << i;
+ }
+
+ wr32(wx, WX_RDM_PF_QDE(n), reg);
+}
+
+static int wx_vf_reset_msg(struct wx *wx, u16 vf)
+{
+ unsigned char *vf_mac = wx->vfinfo[vf].vf_mac_addr;
+ struct net_device *dev = wx->netdev;
+ u32 msgbuf[5] = {0, 0, 0, 0, 0};
+ u8 *addr = (u8 *)(&msgbuf[1]);
+ u32 reg, index, vf_bit;
+ int pf_max_frame;
+
+ /* reset the filters for the device */
+ wx_vf_reset_event(wx, vf);
+
+ /* set vf mac address */
+ if (!is_zero_ether_addr(vf_mac))
+ wx_set_vf_mac(wx, vf, vf_mac);
+
+ vf_bit = vf % 32;
+ index = vf / 32;
+
+ /* force drop enable for all VF Rx queues */
+ wx_write_qde(wx, vf, 1);
+
+ /* set transmit and receive for vf */
+ wx_set_vf_rx_tx(wx, vf);
+
+ pf_max_frame = dev->mtu + ETH_HLEN;
+
+ if (pf_max_frame > ETH_FRAME_LEN)
+ reg = BIT(vf_bit);
+ wr32(wx, WX_RDM_VFRE_CLR(index), reg);
+
+ /* enable VF mailbox for further messages */
+ wx->vfinfo[vf].clear_to_send = true;
+
+ /* reply to reset with ack and vf mac address */
+ msgbuf[0] = WX_VF_RESET;
+ if (!is_zero_ether_addr(vf_mac)) {
+ msgbuf[0] |= WX_VT_MSGTYPE_ACK;
+ memcpy(addr, vf_mac, ETH_ALEN);
+ } else {
+ msgbuf[0] |= WX_VT_MSGTYPE_NACK;
+ wx_err(wx, "VF %d has no MAC address assigned", vf);
+ }
+
+ /* Piggyback the multicast filter type so VF can compute the
+ * correct vectors
+ */
+ msgbuf[3] = wx->mac.mc_filter_type;
+ wx_write_mbx_pf(wx, msgbuf, WX_VF_PERMADDR_MSG_LEN, vf);
+
+ return 0;
+}
+
+static int wx_set_vf_mac_addr(struct wx *wx, u32 *msgbuf, u16 vf)
+{
+ u8 *new_mac = ((u8 *)(&msgbuf[1]));
+
+ if (!is_valid_ether_addr(new_mac)) {
+ wx_err(wx, "VF %d attempted to set invalid mac\n", vf);
+ return -EINVAL;
+ }
+
+ if (wx->vfinfo[vf].pf_set_mac &&
+ memcmp(wx->vfinfo[vf].vf_mac_addr, new_mac, ETH_ALEN)) {
+ wx_err(wx,
+ "VF %d attempted to set a MAC address but it already had a MAC address.",
+ vf);
+ return -EBUSY;
+ }
+ return wx_set_vf_mac(wx, vf, new_mac) < 0;
+}
+
+static int wx_set_vf_multicasts(struct wx *wx, u32 *msgbuf, u32 vf)
+{
+ u16 entries = (msgbuf[0] & WX_VT_MSGINFO_MASK)
+ >> WX_VT_MSGINFO_SHIFT;
+ struct vf_data_storage *vfinfo = &wx->vfinfo[vf];
+ u32 vmolr = rd32(wx, WX_PSR_VM_L2CTL(vf));
+ u32 vector_bit, vector_reg, mta_reg, i;
+ u16 *hash_list = (u16 *)&msgbuf[1];
+
+ /* only so many hash values supported */
+ entries = min_t(u16, entries, WX_MAX_VF_MC_ENTRIES);
+ /* salt away the number of multi cast addresses assigned
+ * to this VF for later use to restore when the PF multi cast
+ * list changes
+ */
+ vfinfo->num_vf_mc_hashes = entries;
+
+ /* VFs are limited to using the MTA hash table for their multicast
+ * addresses
+ */
+ for (i = 0; i < entries; i++)
+ vfinfo->vf_mc_hashes[i] = hash_list[i];
+
+ for (i = 0; i < vfinfo->num_vf_mc_hashes; i++) {
+ vector_reg = (vfinfo->vf_mc_hashes[i] >> 5) & 0x7F;
+ vector_bit = vfinfo->vf_mc_hashes[i] & 0x1F;
+ /* errata 5: maintain a copy of the register table conf */
+ mta_reg = wx->mac.mta_shadow[vector_reg];
+ mta_reg |= (1 << vector_bit);
+ wx->mac.mta_shadow[vector_reg] = mta_reg;
+ wr32(wx, WX_PSR_MC_TBL(vector_reg), mta_reg);
+ }
+ vmolr |= WX_PSR_VM_L2CTL_ROMPE;
+ wr32(wx, WX_PSR_VM_L2CTL(vf), vmolr);
+
+ return 0;
+}
+
+static int wx_set_vf_lpe(struct wx *wx, u32 max_frame, u32 vf)
+{
+ struct net_device *netdev = wx->netdev;
+ u32 index, vf_bit, vfre;
+ u32 max_frs, reg_val;
+ int pf_max_frame;
+ int err = 0;
+
+ pf_max_frame = netdev->mtu + ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN;
+ switch (wx->vfinfo[vf].vf_api) {
+ case wx_mbox_api_11 ... wx_mbox_api_13:
+ /* Version 1.1 supports jumbo frames on VFs if PF has
+ * jumbo frames enabled which means legacy VFs are
+ * disabled
+ */
+ if (pf_max_frame > ETH_FRAME_LEN)
+ break;
+ fallthrough;
+ default:
+ /* If the PF or VF are running w/ jumbo frames enabled
+ * we need to shut down the VF Rx path as we cannot
+ * support jumbo frames on legacy VFs
+ */
+ if (pf_max_frame > ETH_FRAME_LEN ||
+ (max_frame > (ETH_FRAME_LEN + ETH_FCS_LEN + VLAN_HLEN)))
+ err = -EINVAL;
+ break;
+ }
+
+ /* determine VF receive enable location */
+ vf_bit = vf % 32;
+ index = vf / 32;
+
+ /* enable or disable receive depending on error */
+ vfre = rd32(wx, WX_RDM_VF_RE(index));
+ if (err)
+ vfre &= ~BIT(vf_bit);
+ else
+ vfre |= BIT(vf_bit);
+ wr32(wx, WX_RDM_VF_RE(index), vfre);
+
+ if (err) {
+ wx_err(wx, "VF max_frame %d out of range\n", max_frame);
+ return err;
+ }
+ /* pull current max frame size from hardware */
+ max_frs = DIV_ROUND_UP(max_frame, 1024);
+ reg_val = rd32(wx, WX_MAC_WDG_TIMEOUT) & WX_MAC_WDG_TIMEOUT_WTO_MASK;
+ if (max_frs > (reg_val + WX_MAC_WDG_TIMEOUT_WTO_DELTA))
+ wr32(wx, WX_MAC_WDG_TIMEOUT, max_frs - WX_MAC_WDG_TIMEOUT_WTO_DELTA);
+
+ return 0;
+}
+
+static int wx_find_vlvf_entry(struct wx *wx, u32 vlan)
+{
+ int regindex;
+ u32 vlvf;
+
+ /* short cut the special case */
+ if (vlan == 0)
+ return 0;
+
+ /* Search for the vlan id in the VLVF entries */
+ for (regindex = 1; regindex < WX_PSR_VLAN_SWC_ENTRIES; regindex++) {
+ wr32(wx, WX_PSR_VLAN_SWC_IDX, regindex);
+ vlvf = rd32(wx, WX_PSR_VLAN_SWC);
+ if ((vlvf & VLAN_VID_MASK) == vlan)
+ break;
+ }
+
+ /* Return a negative value if not found */
+ if (regindex >= WX_PSR_VLAN_SWC_ENTRIES)
+ regindex = -EINVAL;
+
+ return regindex;
+}
+
+static int wx_set_vf_macvlan(struct wx *wx,
+ u16 vf, int index, unsigned char *mac_addr)
+{
+ struct vf_macvlans *entry;
+ struct list_head *pos;
+ int retval = 0;
+
+ if (index <= 1) {
+ list_for_each(pos, &wx->vf_mvs.l) {
+ entry = list_entry(pos, struct vf_macvlans, l);
+ if (entry->vf == vf) {
+ entry->vf = -1;
+ entry->free = true;
+ entry->is_macvlan = false;
+ wx_del_mac_filter(wx, entry->vf_macvlan, vf);
+ }
+ }
+ }
+
+ /* If index was zero then we were asked to clear the uc list
+ * for the VF. We're done.
+ */
+ if (!index)
+ return 0;
+
+ entry = NULL;
+
+ list_for_each(pos, &wx->vf_mvs.l) {
+ entry = list_entry(pos, struct vf_macvlans, l);
+ if (entry->free)
+ break;
+ }
+
+ /* If we traversed the entire list and didn't find a free entry
+ * then we're out of space on the RAR table. Also entry may
+ * be NULL because the original memory allocation for the list
+ * failed, which is not fatal but does mean we can't support
+ * VF requests for MACVLAN because we couldn't allocate
+ * memory for the list manangbeent required.
+ */
+ if (!entry || !entry->free)
+ return -ENOSPC;
+
+ retval = wx_add_mac_filter(wx, mac_addr, vf);
+ if (retval >= 0) {
+ entry->free = false;
+ entry->is_macvlan = true;
+ entry->vf = vf;
+ memcpy(entry->vf_macvlan, mac_addr, ETH_ALEN);
+ }
+
+ return retval;
+}
+
+static int wx_set_vf_vlan_msg(struct wx *wx, u32 *msgbuf, u16 vf)
+{
+ int add = (msgbuf[0] & WX_VT_MSGINFO_MASK) >> WX_VT_MSGINFO_SHIFT;
+ int vid = (msgbuf[1] & WX_PSR_VLAN_SWC_VLANID_MASK);
+ int err;
+
+ if (add)
+ wx->vfinfo[vf].vlan_count++;
+ else if (wx->vfinfo[vf].vlan_count)
+ wx->vfinfo[vf].vlan_count--;
+
+ /* in case of promiscuous mode any VLAN filter set for a VF must
+ * also have the PF pool added to it.
+ */
+ if (add && wx->netdev->flags & IFF_PROMISC)
+ err = wx_set_vf_vlan(wx, add, vid, VMDQ_P(0));
+
+ err = wx_set_vf_vlan(wx, add, vid, vf);
+ if (!err && wx->vfinfo[vf].spoofchk_enabled)
+ wx_set_vlan_anti_spoofing(wx, true, vf);
+
+ /* Go through all the checks to see if the VLAN filter should
+ * be wiped completely.
+ */
+ if (!add && wx->netdev->flags & IFF_PROMISC) {
+ u32 bits = 0, vlvf;
+ int reg_ndx;
+
+ reg_ndx = wx_find_vlvf_entry(wx, vid);
+ if (reg_ndx < 0)
+ goto out;
+ wr32(wx, WX_PSR_VLAN_SWC_IDX, reg_ndx);
+ vlvf = rd32(wx, WX_PSR_VLAN_SWC);
+ /* See if any other pools are set for this VLAN filter
+ * entry other than the PF.
+ */
+ if (VMDQ_P(0) < 32) {
+ bits = rd32(wx, WX_PSR_VLAN_SWC_VM_L);
+ bits &= ~BIT(VMDQ_P(0));
+ if (wx->mac.type == wx_mac_sp)
+ bits |= rd32(wx, WX_PSR_VLAN_SWC_VM_H);
+ } else {
+ if (wx->mac.type == wx_mac_sp)
+ bits = rd32(wx, WX_PSR_VLAN_SWC_VM_H);
+ bits &= ~BIT(VMDQ_P(0) % 32);
+ bits |= rd32(wx, WX_PSR_VLAN_SWC_VM_L);
+ }
+ /* If the filter was removed then ensure PF pool bit
+ * is cleared if the PF only added itself to the pool
+ * because the PF is in promiscuous mode.
+ */
+ if ((vlvf & VLAN_VID_MASK) == vid && !bits)
+ wx_set_vf_vlan(wx, add, vid, VMDQ_P(0));
+ }
+
+out:
+ return err;
+}
+
+int wx_ndo_set_vf_spoofchk(struct net_device *netdev, int vf, bool setting)
+{
+ u32 index = vf / 32, vf_bit = vf % 32;
+ struct wx *wx = netdev_priv(netdev);
+ u32 regval;
+
+ if (vf >= wx->num_vfs)
+ return -EINVAL;
+
+ wx->vfinfo[vf].spoofchk_enabled = setting;
+
+ regval = (setting << vf_bit);
+ wr32m(wx, WX_TDM_MAC_AS(index), regval | BIT(vf_bit), regval);
+
+ if (wx->vfinfo[vf].vlan_count)
+ wr32m(wx, WX_TDM_VLAN_AS(index), regval | BIT(vf_bit), regval);
+
+ return 0;
+}
+EXPORT_SYMBOL(wx_ndo_set_vf_spoofchk);
+
+static int wx_set_vf_macvlan_msg(struct wx *wx, u32 *msgbuf, u16 vf)
+{
+ int index = (msgbuf[0] & WX_VT_MSGINFO_MASK) >>
+ WX_VT_MSGINFO_SHIFT;
+ u8 *new_mac = ((u8 *)(&msgbuf[1]));
+ int err;
+
+ if (wx->vfinfo[vf].pf_set_mac && index > 0) {
+ wx_err(wx, "VF %d requested MACVLAN filter but is administratively denied\n", vf);
+ return -EINVAL;
+ }
+
+ /* An non-zero index indicates the VF is setting a filter */
+ if (index) {
+ if (!is_valid_ether_addr(new_mac)) {
+ wx_err(wx, "VF %d attempted to set invalid mac\n", vf);
+ return -EINVAL;
+ }
+ /* If the VF is allowed to set MAC filters then turn off
+ * anti-spoofing to avoid false positives.
+ */
+ if (wx->vfinfo[vf].spoofchk_enabled)
+ wx_ndo_set_vf_spoofchk(wx->netdev, vf, false);
+ }
+
+ err = wx_set_vf_macvlan(wx, vf, index, new_mac);
+ if (err == -ENOSPC)
+ wx_err(wx,
+ "VF %d has requested a MACVLAN filter but there is no space for it\n",
+ vf);
+
+ return err < 0;
+}
+
+static int wx_get_vf_link_state(struct wx *wx, u32 *msgbuf, u32 vf)
+{
+ /* verify the PF is supporting the correct API */
+ switch (wx->vfinfo[vf].vf_api) {
+ case wx_mbox_api_12 ... wx_mbox_api_13:
+ break;
+ default:
+ return -EOPNOTSUPP;
+ }
+
+ msgbuf[1] = wx->vfinfo[vf].link_enable;
+
+ return 0;
+}
+
+static int wx_get_fw_version(struct wx *wx, u32 *msgbuf, u32 vf)
+{
+ unsigned long fw_version = 0ULL;
+ int ret = 0;
+
+ /* verify the PF is supporting the correct API */
+ switch (wx->vfinfo[vf].vf_api) {
+ case wx_mbox_api_12 ... wx_mbox_api_13:
+ break;
+ default:
+ return -EOPNOTSUPP;
+ }
+
+ ret = kstrtoul(wx->eeprom_id, 16, &fw_version);
+ if (ret)
+ return -EOPNOTSUPP;
+ msgbuf[1] = fw_version;
+
+ return 0;
+}
+
+static int wx_update_vf_xcast_mode(struct wx *wx, u32 *msgbuf, u32 vf)
+{
+ int xcast_mode = msgbuf[1];
+ u32 vmolr, disable, enable;
+
+ /* verify the PF is supporting the correct APIs */
+ switch (wx->vfinfo[vf].vf_api) {
+ case wx_mbox_api_12:
+ /* promisc introduced in 1.3 version */
+ if (xcast_mode == WXVF_XCAST_MODE_PROMISC)
+ return -EOPNOTSUPP;
+ fallthrough;
+ case wx_mbox_api_13:
+ break;
+ default:
+ return -EOPNOTSUPP;
+ }
+ if (wx->vfinfo[vf].xcast_mode == xcast_mode)
+ goto out;
+
+ switch (xcast_mode) {
+ case WXVF_XCAST_MODE_NONE:
+ disable = WX_PSR_VM_L2CTL_BAM | WX_PSR_VM_L2CTL_ROMPE |
+ WX_PSR_VM_L2CTL_MPE | WX_PSR_VM_L2CTL_UPE | WX_PSR_VM_L2CTL_VPE;
+ enable = 0;
+ break;
+ case WXVF_XCAST_MODE_MULTI:
+ disable = WX_PSR_VM_L2CTL_MPE | WX_PSR_VM_L2CTL_UPE | WX_PSR_VM_L2CTL_VPE;
+ enable = WX_PSR_VM_L2CTL_BAM | WX_PSR_VM_L2CTL_ROMPE;
+ break;
+ case WXVF_XCAST_MODE_ALLMULTI:
+ disable = WX_PSR_VM_L2CTL_UPE | WX_PSR_VM_L2CTL_VPE;
+ enable = WX_PSR_VM_L2CTL_BAM | WX_PSR_VM_L2CTL_ROMPE | WX_PSR_VM_L2CTL_MPE;
+ break;
+ case WXVF_XCAST_MODE_PROMISC:
+ disable = 0;
+ enable = WX_PSR_VM_L2CTL_BAM | WX_PSR_VM_L2CTL_ROMPE |
+ WX_PSR_VM_L2CTL_MPE | WX_PSR_VM_L2CTL_UPE | WX_PSR_VM_L2CTL_VPE;
+ break;
+ default:
+ return -EOPNOTSUPP;
+ }
+
+ vmolr = rd32(wx, WX_PSR_VM_L2CTL(vf));
+ vmolr &= ~disable;
+ vmolr |= enable;
+ wr32(wx, WX_PSR_VM_L2CTL(vf), vmolr);
+
+ wx->vfinfo[vf].xcast_mode = xcast_mode;
+out:
+ msgbuf[1] = xcast_mode;
+
+ return 0;
+}
+
+static int wx_rcv_msg_from_vf(struct wx *wx, u16 vf)
+{
+ u16 mbx_size = WX_VXMAILBOX_SIZE;
+ u32 msgbuf[WX_VXMAILBOX_SIZE];
+ int retval;
+
+ retval = wx_read_mbx_pf(wx, msgbuf, mbx_size, vf);
+ if (retval) {
+ wx_err(wx, "Error receiving message from VF\n");
+ return retval;
+ }
+
+ /* this is a message we already processed, do nothing */
+ if (msgbuf[0] & (WX_VT_MSGTYPE_ACK | WX_VT_MSGTYPE_NACK))
+ return retval;
+
+ if (msgbuf[0] == WX_VF_RESET)
+ return wx_vf_reset_msg(wx, vf);
+
+ /* until the vf completes a virtual function reset it should not be
+ * allowed to start any configuration.
+ */
+ if (!wx->vfinfo[vf].clear_to_send) {
+ msgbuf[0] |= WX_VT_MSGTYPE_NACK;
+ wx_write_mbx_pf(wx, msgbuf, 1, vf);
+ return retval;
+ }
+
+ switch ((msgbuf[0] & U16_MAX)) {
+ case WX_VF_SET_MAC_ADDR:
+ retval = wx_set_vf_mac_addr(wx, msgbuf, vf);
+ break;
+ case WX_VF_SET_MULTICAST:
+ retval = wx_set_vf_multicasts(wx, msgbuf, vf);
+ break;
+ case WX_VF_SET_VLAN:
+ retval = wx_set_vf_vlan_msg(wx, msgbuf, vf);
+ break;
+ case WX_VF_SET_LPE:
+ if (msgbuf[1] > WX_MAX_JUMBO_FRAME_SIZE) {
+ wx_err(wx, "VF max_frame %d out of range\n", msgbuf[1]);
+ return -EINVAL;
+ }
+ retval = wx_set_vf_lpe(wx, msgbuf[1], vf);
+ break;
+ case WX_VF_SET_MACVLAN:
+ retval = wx_set_vf_macvlan_msg(wx, msgbuf, vf);
+ break;
+ case WX_VF_API_NEGOTIATE:
+ retval = wx_negotiate_vf_api(wx, msgbuf, vf);
+ break;
+ case WX_VF_GET_QUEUES:
+ retval = wx_get_vf_queues(wx, msgbuf, vf);
+ break;
+ case WX_VF_GET_LINK_STATE:
+ retval = wx_get_vf_link_state(wx, msgbuf, vf);
+ break;
+ case WX_VF_GET_FW_VERSION:
+ retval = wx_get_fw_version(wx, msgbuf, vf);
+ break;
+ case WX_VF_UPDATE_XCAST_MODE:
+ retval = wx_update_vf_xcast_mode(wx, msgbuf, vf);
+ break;
+ case WX_VF_BACKUP:
+ break;
+ default:
+ wx_err(wx, "Unhandled Msg %8.8x\n", msgbuf[0]);
+ retval = -EBUSY;
+ break;
+ }
+
+ /* notify the VF of the results of what it sent us */
+ if (retval)
+ msgbuf[0] |= WX_VT_MSGTYPE_NACK;
+ else
+ msgbuf[0] |= WX_VT_MSGTYPE_ACK;
+
+ msgbuf[0] |= WX_VT_MSGTYPE_CTS;
+
+ wx_write_mbx_pf(wx, msgbuf, mbx_size, vf);
+
+ return retval;
+}
+
+static void wx_rcv_ack_from_vf(struct wx *wx, u16 vf)
+{
+ u32 msg = WX_VT_MSGTYPE_NACK;
+
+ /* if device isn't clear to send it shouldn't be reading either */
+ if (!wx->vfinfo[vf].clear_to_send)
+ wx_write_mbx_pf(wx, &msg, 1, vf);
+}
+
+void wx_msg_task(struct wx *wx)
+{
+ unsigned long flags;
+ u16 vf;
+
+ spin_lock_irqsave(&wx->vfs_lock, flags);
+ for (vf = 0; vf < wx->num_vfs; vf++) {
+ /* process any reset requests */
+ if (!wx_check_for_rst_pf(wx, vf))
+ wx_vf_reset_event(wx, vf);
+
+ /* process any messages pending */
+ if (!wx_check_for_msg_pf(wx, vf))
+ wx_rcv_msg_from_vf(wx, vf);
+
+ /* process any acks */
+ if (!wx_check_for_ack_pf(wx, vf))
+ wx_rcv_ack_from_vf(wx, vf);
+ }
+ spin_unlock_irqrestore(&wx->vfs_lock, flags);
+}
+EXPORT_SYMBOL(wx_msg_task);
+
+/**
+ * wx_disable_vf_rx_tx - Set VF rx tx
+ * @wx: Pointer to wx struct
+ *
+ * Set or reset correct transmit and receive for vf
+ **/
+void wx_disable_vf_rx_tx(struct wx *wx)
+{
+ wr32(wx, WX_TDM_VFTE_CLR(0), 0);
+ wr32(wx, WX_RDM_VFRE_CLR(0), 0);
+ if (wx->mac.type == wx_mac_sp) {
+ wr32(wx, WX_TDM_VFTE_CLR(1), 0);
+ wr32(wx, WX_RDM_VFRE_CLR(1), 0);
+ }
+}
+EXPORT_SYMBOL(wx_disable_vf_rx_tx);
+
+static inline void wx_ping_vf(struct wx *wx, int vf)
+{
+ unsigned long flags;
+ u32 ping;
+
+ ping = WX_PF_CONTROL_MSG;
+ if (wx->vfinfo[vf].clear_to_send)
+ ping |= WX_VT_MSGTYPE_CTS;
+ spin_lock_irqsave(&wx->vfs_lock, flags);
+ wx_write_mbx_pf(wx, &ping, 1, vf);
+ spin_unlock_irqrestore(&wx->vfs_lock, flags);
+}
+
+void wx_ping_all_vfs_with_link_status(struct wx *wx, bool link_up)
+{
+ u32 msgbuf[2] = {0, 0};
+ unsigned long flags;
+ u16 i;
+
+ if (!wx->num_vfs)
+ return;
+ msgbuf[0] = WX_PF_NOFITY_VF_LINK_STATUS | WX_PF_CONTROL_MSG;
+ if (link_up)
+ msgbuf[1] = (wx->speed << 1) | link_up;
+ if (wx->vfinfo[i].clear_to_send)
+ msgbuf[0] |= WX_VT_MSGTYPE_CTS;
+ if (wx->notify_not_runnning)
+ msgbuf[1] |= WX_PF_NOFITY_VF_NET_NOT_RUNNING;
+ spin_lock_irqsave(&wx->vfs_lock, flags);
+ for (i = 0 ; i < wx->num_vfs; i++)
+ wx_write_mbx_pf(wx, msgbuf, 2, i);
+ spin_unlock_irqrestore(&wx->vfs_lock, flags);
+}
+EXPORT_SYMBOL(wx_ping_all_vfs_with_link_status);
+
+/**
+ * wx_set_vf_link_state - Set link state
+ * @wx: Pointer to adapter struct
+ * @vf: VF identifier
+ * @state: required link state
+ *
+ * Set a link force state on/off a single vf
+ **/
+static void wx_set_vf_link_state(struct wx *wx, int vf, int state)
+{
+ wx->vfinfo[vf].link_state = state;
+ switch (state) {
+ case IFLA_VF_LINK_STATE_AUTO:
+ if (netif_running(wx->netdev))
+ wx->vfinfo[vf].link_enable = true;
+ else
+ wx->vfinfo[vf].link_enable = false;
+ break;
+ case IFLA_VF_LINK_STATE_ENABLE:
+ wx->vfinfo[vf].link_enable = true;
+ break;
+ case IFLA_VF_LINK_STATE_DISABLE:
+ wx->vfinfo[vf].link_enable = false;
+ break;
+ }
+ /* restart the VF */
+ wx->vfinfo[vf].clear_to_send = false;
+ wx_ping_vf(wx, vf);
+
+ wx_set_vf_rx_tx(wx, vf);
+}
+
+/**
+ * wx_ndo_set_vf_link_state - Set link state
+ * @netdev: network interface device structure
+ * @vf: VF identifier
+ * @state: required link state
+ *
+ * Set the link state of a specified VF, regardless of physical link state
+ **/
+int wx_ndo_set_vf_link_state(struct net_device *netdev, int vf, int state)
+{
+ struct wx *wx = netdev_priv(netdev);
+ int ret = 0;
+
+ if (vf < 0 || vf >= wx->num_vfs) {
+ wx_err(wx, "NDO set VF link - invalid VF identifier %d\n", vf);
+ ret = -EINVAL;
+ goto out;
+ }
+
+ switch (state) {
+ case IFLA_VF_LINK_STATE_ENABLE:
+ wx_err(wx, "NDO set VF %d link state %d - not supported\n",
+ vf, state);
+ break;
+ case IFLA_VF_LINK_STATE_DISABLE:
+ case IFLA_VF_LINK_STATE_AUTO:
+ wx_set_vf_link_state(wx, vf, state);
+ break;
+ default:
+ wx_err(wx, "NDO set VF %d - invalid link state %d\n", vf, state);
+ ret = -EINVAL;
+ }
+out:
+ return ret;
+}
+EXPORT_SYMBOL(wx_ndo_set_vf_link_state);
+
+/**
+ * wx_set_all_vfs - update vfs queues
+ * @wx: Pointer to wx struct
+ *
+ * Update setting transmit and receive queues for all vfs
+ **/
+void wx_set_all_vfs(struct wx *wx)
+{
+ int i;
+
+ for (i = 0 ; i < wx->num_vfs; i++)
+ wx_set_vf_link_state(wx, i, wx->vfinfo[i].link_state);
+}
+EXPORT_SYMBOL(wx_set_all_vfs);
diff --git a/drivers/net/ethernet/wangxun/libwx/wx_sriov.h b/drivers/net/ethernet/wangxun/libwx/wx_sriov.h
index 6aef776b0894..99b497e43f93 100644
--- a/drivers/net/ethernet/wangxun/libwx/wx_sriov.h
+++ b/drivers/net/ethernet/wangxun/libwx/wx_sriov.h
@@ -5,5 +5,12 @@
#define _WX_SRIOV_H_
int wx_pci_sriov_configure(struct pci_dev *pdev, int num_vfs);
+int wx_disable_sriov(struct wx *wx);
+int wx_ndo_set_vf_spoofchk(struct net_device *netdev, int vf, bool setting);
+void wx_msg_task(struct wx *wx);
+void wx_disable_vf_rx_tx(struct wx *wx);
+void wx_ping_all_vfs_with_link_status(struct wx *wx, bool link_up);
+int wx_ndo_set_vf_link_state(struct net_device *netdev, int vf, int state);
+void wx_set_all_vfs(struct wx *wx);
#endif /* _WX_SRIOV_H_ */
diff --git a/drivers/net/ethernet/wangxun/libwx/wx_type.h b/drivers/net/ethernet/wangxun/libwx/wx_type.h
index c1bf8653b900..29427a299edf 100644
--- a/drivers/net/ethernet/wangxun/libwx/wx_type.h
+++ b/drivers/net/ethernet/wangxun/libwx/wx_type.h
@@ -19,6 +19,7 @@
#define WX_PCIE_MSIX_TBL_SZ_MASK 0x7FF
#define WX_PCI_LINK_STATUS 0xB2
#define WX_MAX_PF_MACVLANS 15
+#define WX_MAX_VF_MC_ENTRIES 30
/**************** Global Registers ****************************/
/* chip control Registers */
@@ -75,6 +76,10 @@
#define WX_MAC_LXONOFFRXC 0x11E0C
/*********************** Receive DMA registers **************************/
+/* receive control */
+#define WX_RDM_VF_RE(_i) (0x12004 + ((_i) * 4))
+#define WX_RDM_VFRE_CLR(_i) (0x120A0 + ((_i) * 4))
+#define WX_RDM_PF_QDE(_i) (0x12080 + ((_i) * 4))
#define WX_RDM_DRP_PKT 0x12500
#define WX_RDM_PKT_CNT 0x12504
#define WX_RDM_BYTE_CNT_LSB 0x12508
@@ -83,13 +88,16 @@
/************************* Port Registers ************************************/
/* port cfg Registers */
#define WX_CFG_PORT_CTL 0x14400
+#define WX_CFG_PORT_CTL_PFRSTD BIT(14)
#define WX_CFG_PORT_CTL_DRV_LOAD BIT(3)
#define WX_CFG_PORT_CTL_QINQ BIT(2)
#define WX_CFG_PORT_CTL_D_VLAN BIT(0) /* double vlan*/
#define WX_CFG_TAG_TPID(_i) (0x14430 + ((_i) * 4))
#define WX_CFG_PORT_CTL_NUM_VT_MASK GENMASK(13, 12) /* number of TVs */
+#define WX_CFG_PORT_CTL_NUM_VT_NONE 0
#define WX_CFG_PORT_CTL_NUM_VT_8 FIELD_PREP(GENMASK(13, 12), 1)
+#define WX_CFG_PORT_CTL_NUM_VT_16 FIELD_PREP(GENMASK(13, 12), 1)
#define WX_CFG_PORT_CTL_NUM_VT_32 FIELD_PREP(GENMASK(13, 12), 2)
#define WX_CFG_PORT_CTL_NUM_VT_64 FIELD_PREP(GENMASK(13, 12), 3)
@@ -114,6 +122,8 @@
/*********************** Transmit DMA registers **************************/
/* transmit global control */
#define WX_TDM_CTL 0x18000
+#define WX_TDM_VF_TE(_i) (0x18004 + ((_i) * 4))
+#define WX_TDM_VFTE_CLR(_i) (0x180A0 + ((_i) * 4))
/* TDM CTL BIT */
#define WX_TDM_CTL_TE BIT(0) /* Transmit Enable */
#define WX_TDM_PB_THRE(_i) (0x18020 + ((_i) * 4))
@@ -186,12 +196,22 @@
/* mcasst/ucast overflow tbl */
#define WX_PSR_MC_TBL(_i) (0x15200 + ((_i) * 4))
#define WX_PSR_UC_TBL(_i) (0x15400 + ((_i) * 4))
+#define WX_PSR_VM_CTL_REPLEN BIT(30) /* replication enabled */
#define WX_PSR_VM_CTL_POOL_MASK GENMASK(12, 7)
+/* etype switcher 1st stage */
+/* EType Queue Filter */
+#define WX_PSR_ETYPE_SWC(_i) (0x15128 + ((_i) * 4))
+#define WX_PSR_ETYPE_SWC_TXANTISPOOF BIT(29)
+#define WX_PSR_ETYPE_SWC_FILTER_EN BIT(31)
+#define WX_PSR_ETYPE_SWC_FILTER_LLDP 5
+#define WX_PSR_ETYPE_SWC_FILTER_FC 7
+
/* VM L2 contorl */
#define WX_PSR_VM_L2CTL(_i) (0x15600 + ((_i) * 4))
#define WX_PSR_VM_L2CTL_UPE BIT(4) /* unicast promiscuous */
#define WX_PSR_VM_L2CTL_VACC BIT(6) /* accept nomatched vlan */
+#define WX_PSR_VM_L2CTL_VPE BIT(7) /* vlan promiscuous mode */
#define WX_PSR_VM_L2CTL_AUPE BIT(8) /* accept untagged packets */
#define WX_PSR_VM_L2CTL_ROMPE BIT(9) /* accept packets in MTA tbl */
#define WX_PSR_VM_L2CTL_ROPE BIT(10) /* accept packets in UC tbl */
@@ -230,10 +250,12 @@
#define WX_PSR_VLAN_SWC 0x16220
#define WX_PSR_VLAN_SWC_VM_L 0x16224
#define WX_PSR_VLAN_SWC_VM_H 0x16228
+#define WX_PSR_VLAN_SWC_VM(_i) (0x16224 + ((_i) * 4))
#define WX_PSR_VLAN_SWC_IDX 0x16230 /* 64 vlan entries */
/* VLAN pool filtering masks */
#define WX_PSR_VLAN_SWC_VIEN BIT(31) /* filter is valid */
#define WX_PSR_VLAN_SWC_ENTRIES 64
+#define WX_PSR_VLAN_SWC_VLANID_MASK GENMASK(11, 0)
/********************************* RSEC **************************************/
/* general rsec */
@@ -244,6 +266,15 @@
#define WX_RSC_ST 0x17004
#define WX_RSC_ST_RSEC_RDY BIT(0)
+/*********************** Transmit DMA registers **************************/
+/* transmit global control */
+#define WX_TDM_ETYPE_AS(_i) (0x18058 + ((_i) * 4))
+#define WX_TDM_MAC_AS(_i) (0x18060 + ((_i) * 4))
+#define WX_TDM_VLAN_AS(_i) (0x18070 + ((_i) * 4))
+#define WX_TDM_VLAN_INS(_i) (0x18100 + ((_i) * 4))
+/* Per VF Port VLAN insertion rules */
+#define WX_TDM_VLAN_INS_VLANA_DEFAULT BIT(30) /* Always use default VLAN*/
+
/****************************** TDB ******************************************/
#define WX_TDB_PB_SZ(_i) (0x1CC00 + ((_i) * 4))
#define WX_TXPKT_SIZE_MAX 0xA /* Max Tx Packet size */
@@ -283,6 +314,9 @@
#define WX_MAC_WDG_TIMEOUT 0x1100C
#define WX_MAC_RX_FLOW_CTRL 0x11090
#define WX_MAC_RX_FLOW_CTRL_RFE BIT(0) /* receive fc enable */
+
+#define WX_MAC_WDG_TIMEOUT_WTO_MASK GENMASK(3, 0)
+#define WX_MAC_WDG_TIMEOUT_WTO_DELTA 2
/* MDIO Registers */
#define WX_MSCA 0x11200
#define WX_MSCA_RA(v) FIELD_PREP(U16_MAX, v)
@@ -371,6 +405,15 @@ enum WX_MSCA_CMD_value {
/* Number of 80 microseconds we wait for PCI Express master disable */
#define WX_PCI_MASTER_DISABLE_TIMEOUT 80000
+#define WX_RSS_64Q_MASK 0x3F
+#define WX_RSS_8Q_MASK 0x7
+#define WX_RSS_4Q_MASK 0x3
+#define WX_RSS_2Q_MASK 0x1
+#define WX_RSS_DISABLED_MASK 0x0
+
+#define WX_VMDQ_4Q_MASK 0x7C
+#define WX_VMDQ_2Q_MASK 0x7E
+
/****************** Manageablility Host Interface defines ********************/
#define WX_HI_MAX_BLOCK_BYTE_LENGTH 256 /* Num of bytes in range */
#define WX_HI_COMMAND_TIMEOUT 1000 /* Process HI command limit */
@@ -435,7 +478,12 @@ enum WX_MSCA_CMD_value {
#define WX_REQ_TX_DESCRIPTOR_MULTIPLE 8
#define WX_MAX_JUMBO_FRAME_SIZE 9432 /* max payload 9414 */
-#define VMDQ_P(p) p
+/* must account for pools assigned to VFs. */
+#ifdef CONFIG_PCI_IOV
+#define VMDQ_P(p) ((p) + wx->ring_feature[RING_F_VMDQ].offset)
+#else
+#define VMDQ_P(p) (p)
+#endif
/* Supported Rx Buffer Sizes */
#define WX_RXBUFFER_256 256 /* Used for skb receive header */
@@ -1000,6 +1048,16 @@ struct vf_data_storage {
bool link_enable;
bool trusted;
int xcast_mode;
+ unsigned int vf_api;
+ bool clear_to_send;
+ u16 pf_vlan; /* When set, guest VLAN config not allowed. */
+ u16 pf_qos;
+ bool pf_set_mac;
+
+ u16 vf_mc_hashes[WX_MAX_VF_MC_ENTRIES];
+ u16 num_vf_mc_hashes;
+ u16 vlan_count;
+ int link_state;
};
struct vf_macvlans {
@@ -1012,7 +1070,9 @@ struct vf_macvlans {
enum wx_pf_flags {
WX_FLAG_VMDQ_ENABLED,
+ WX_FLAG2_VLAN_PROMISC,
WX_FLAG_SRIOV_ENABLED,
+ WX_FLAG_SRIOV_VEPA_BRIDGE_MODE,
WX_PF_FLAGS_NBITS /* must be last */
};
@@ -1048,6 +1108,7 @@ struct wx {
enum wx_reset_type reset_type;
/* PHY stuff */
+ bool notify_not_runnning;
unsigned int link;
int speed;
int duplex;
@@ -1079,6 +1140,8 @@ struct wx {
struct wx_ring *tx_ring[64] ____cacheline_aligned_in_smp;
struct wx_ring *rx_ring[64];
struct wx_q_vector *q_vector[64];
+ int num_rx_pools; /* does not include pools assigned to VFs */
+ int num_rx_queues_per_pool;
unsigned int queues_per_pool;
struct msix_entry *msix_q_entries;
@@ -1099,6 +1162,7 @@ struct wx {
u32 wol;
u16 bd_number;
+ bool default_up;
struct wx_hw_stats stats;
u64 tx_busy;
@@ -1109,10 +1173,12 @@ struct wx {
u64 alloc_rx_buff_failed;
unsigned int num_vfs;
+ /* To lock recv msg_task and send msg_task */
+ spinlock_t vfs_lock;
struct vf_data_storage *vfinfo;
struct vf_macvlans vf_mvs;
struct vf_macvlans *mv_list;
-
+ unsigned long fwd_bitmask; /* bitmask indicating in use pools */
int (*setup_tc)(struct net_device *netdev, u8 tc);
};
--
2.43.2
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