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path: root/drivers/net/ethernet/broadcom/bnxt
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Diffstat (limited to 'drivers/net/ethernet/broadcom/bnxt')
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt.c31
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt.h3
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c16
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.h2
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c6
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c20
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h1
7 files changed, 35 insertions, 44 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 8bb1e38b1681..177587f9c3f1 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -5913,12 +5913,12 @@ unsigned int bnxt_get_max_func_cp_rings(struct bnxt *bp)
return bp->hw_resc.max_cp_rings;
}
-void bnxt_set_max_func_cp_rings(struct bnxt *bp, unsigned int max)
+unsigned int bnxt_get_max_func_cp_rings_for_en(struct bnxt *bp)
{
- bp->hw_resc.max_cp_rings = max;
+ return bp->hw_resc.max_cp_rings - bnxt_get_ulp_msix_num(bp);
}
-unsigned int bnxt_get_max_func_irqs(struct bnxt *bp)
+static unsigned int bnxt_get_max_func_irqs(struct bnxt *bp)
{
struct bnxt_hw_resc *hw_resc = &bp->hw_resc;
@@ -6684,6 +6684,8 @@ static int bnxt_hwrm_if_change(struct bnxt *bp, bool up)
hw_resc->resv_rx_rings = 0;
hw_resc->resv_hw_ring_grps = 0;
hw_resc->resv_vnics = 0;
+ bp->tx_nr_rings = 0;
+ bp->rx_nr_rings = 0;
}
return rc;
}
@@ -8025,7 +8027,7 @@ static int bnxt_change_mac_addr(struct net_device *dev, void *p)
if (ether_addr_equal(addr->sa_data, dev->dev_addr))
return 0;
- rc = bnxt_approve_mac(bp, addr->sa_data);
+ rc = bnxt_approve_mac(bp, addr->sa_data, true);
if (rc)
return rc;
@@ -8629,7 +8631,8 @@ static void _bnxt_get_max_rings(struct bnxt *bp, int *max_rx, int *max_tx,
*max_tx = hw_resc->max_tx_rings;
*max_rx = hw_resc->max_rx_rings;
- *max_cp = min_t(int, hw_resc->max_irqs, hw_resc->max_cp_rings);
+ *max_cp = min_t(int, bnxt_get_max_func_cp_rings_for_en(bp),
+ hw_resc->max_irqs);
*max_cp = min_t(int, *max_cp, hw_resc->max_stat_ctxs);
max_ring_grps = hw_resc->max_hw_ring_grps;
if (BNXT_CHIP_TYPE_NITRO_A0(bp) && BNXT_PF(bp)) {
@@ -8769,20 +8772,25 @@ static int bnxt_init_dflt_ring_mode(struct bnxt *bp)
if (bp->tx_nr_rings)
return 0;
+ bnxt_ulp_irq_stop(bp);
+ bnxt_clear_int_mode(bp);
rc = bnxt_set_dflt_rings(bp, true);
if (rc) {
netdev_err(bp->dev, "Not enough rings available.\n");
- return rc;
+ goto init_dflt_ring_err;
}
rc = bnxt_init_int_mode(bp);
if (rc)
- return rc;
+ goto init_dflt_ring_err;
+
bp->tx_nr_rings_per_tc = bp->tx_nr_rings;
if (bnxt_rfs_supported(bp) && bnxt_rfs_capable(bp)) {
bp->flags |= BNXT_FLAG_RFS;
bp->dev->features |= NETIF_F_NTUPLE;
}
- return 0;
+init_dflt_ring_err:
+ bnxt_ulp_irq_restart(bp, rc);
+ return rc;
}
int bnxt_restore_pf_fw_resources(struct bnxt *bp)
@@ -8819,14 +8827,19 @@ static int bnxt_init_mac_addr(struct bnxt *bp)
} else {
#ifdef CONFIG_BNXT_SRIOV
struct bnxt_vf_info *vf = &bp->vf;
+ bool strict_approval = true;
if (is_valid_ether_addr(vf->mac_addr)) {
/* overwrite netdev dev_addr with admin VF MAC */
memcpy(bp->dev->dev_addr, vf->mac_addr, ETH_ALEN);
+ /* Older PF driver or firmware may not approve this
+ * correctly.
+ */
+ strict_approval = false;
} else {
eth_hw_addr_random(bp->dev);
}
- rc = bnxt_approve_mac(bp, bp->dev->dev_addr);
+ rc = bnxt_approve_mac(bp, bp->dev->dev_addr, strict_approval);
#endif
}
return rc;
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
index fefa011320e0..bde384630a75 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
@@ -1481,8 +1481,7 @@ int bnxt_hwrm_set_coal(struct bnxt *);
unsigned int bnxt_get_max_func_stat_ctxs(struct bnxt *bp);
void bnxt_set_max_func_stat_ctxs(struct bnxt *bp, unsigned int max);
unsigned int bnxt_get_max_func_cp_rings(struct bnxt *bp);
-void bnxt_set_max_func_cp_rings(struct bnxt *bp, unsigned int max);
-unsigned int bnxt_get_max_func_irqs(struct bnxt *bp);
+unsigned int bnxt_get_max_func_cp_rings_for_en(struct bnxt *bp);
int bnxt_get_avail_msix(struct bnxt *bp, int num);
int bnxt_reserve_rings(struct bnxt *bp);
void bnxt_tx_disable(struct bnxt *bp);
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c
index 6d583bcd2a81..3962f6fd543c 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c
@@ -451,7 +451,7 @@ static int bnxt_hwrm_func_vf_resc_cfg(struct bnxt *bp, int num_vfs)
bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_FUNC_VF_RESOURCE_CFG, -1, -1);
- vf_cp_rings = hw_resc->max_cp_rings - bp->cp_nr_rings;
+ vf_cp_rings = bnxt_get_max_func_cp_rings_for_en(bp) - bp->cp_nr_rings;
vf_stat_ctx = hw_resc->max_stat_ctxs - bp->num_stat_ctxs;
if (bp->flags & BNXT_FLAG_AGG_RINGS)
vf_rx_rings = hw_resc->max_rx_rings - bp->rx_nr_rings * 2;
@@ -549,7 +549,8 @@ static int bnxt_hwrm_func_cfg(struct bnxt *bp, int num_vfs)
max_stat_ctxs = hw_resc->max_stat_ctxs;
/* Remaining rings are distributed equally amongs VF's for now */
- vf_cp_rings = (hw_resc->max_cp_rings - bp->cp_nr_rings) / num_vfs;
+ vf_cp_rings = (bnxt_get_max_func_cp_rings_for_en(bp) -
+ bp->cp_nr_rings) / num_vfs;
vf_stat_ctx = (max_stat_ctxs - bp->num_stat_ctxs) / num_vfs;
if (bp->flags & BNXT_FLAG_AGG_RINGS)
vf_rx_rings = (hw_resc->max_rx_rings - bp->rx_nr_rings * 2) /
@@ -643,7 +644,7 @@ static int bnxt_sriov_enable(struct bnxt *bp, int *num_vfs)
*/
vfs_supported = *num_vfs;
- avail_cp = hw_resc->max_cp_rings - bp->cp_nr_rings;
+ avail_cp = bnxt_get_max_func_cp_rings_for_en(bp) - bp->cp_nr_rings;
avail_stat = hw_resc->max_stat_ctxs - bp->num_stat_ctxs;
avail_cp = min_t(int, avail_cp, avail_stat);
@@ -1103,7 +1104,7 @@ update_vf_mac_exit:
mutex_unlock(&bp->hwrm_cmd_lock);
}
-int bnxt_approve_mac(struct bnxt *bp, u8 *mac)
+int bnxt_approve_mac(struct bnxt *bp, u8 *mac, bool strict)
{
struct hwrm_func_vf_cfg_input req = {0};
int rc = 0;
@@ -1121,12 +1122,13 @@ int bnxt_approve_mac(struct bnxt *bp, u8 *mac)
memcpy(req.dflt_mac_addr, mac, ETH_ALEN);
rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
mac_done:
- if (rc) {
+ if (rc && strict) {
rc = -EADDRNOTAVAIL;
netdev_warn(bp->dev, "VF MAC address %pM not approved by the PF\n",
mac);
+ return rc;
}
- return rc;
+ return 0;
}
#else
@@ -1143,7 +1145,7 @@ void bnxt_update_vf_mac(struct bnxt *bp)
{
}
-int bnxt_approve_mac(struct bnxt *bp, u8 *mac)
+int bnxt_approve_mac(struct bnxt *bp, u8 *mac, bool strict)
{
return 0;
}
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.h
index e9b20cd19881..2eed9eda1195 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.h
@@ -39,5 +39,5 @@ int bnxt_sriov_configure(struct pci_dev *pdev, int num_vfs);
void bnxt_sriov_disable(struct bnxt *);
void bnxt_hwrm_exec_fwd_req(struct bnxt *);
void bnxt_update_vf_mac(struct bnxt *);
-int bnxt_approve_mac(struct bnxt *, u8 *);
+int bnxt_approve_mac(struct bnxt *, u8 *, bool);
#endif
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c
index 139d96c5a023..092c817f8f11 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c
@@ -110,16 +110,14 @@ static int bnxt_tc_parse_actions(struct bnxt *bp,
struct tcf_exts *tc_exts)
{
const struct tc_action *tc_act;
- LIST_HEAD(tc_actions);
- int rc;
+ int i, rc;
if (!tcf_exts_has_actions(tc_exts)) {
netdev_info(bp->dev, "no actions");
return -EINVAL;
}
- tcf_exts_to_list(tc_exts, &tc_actions);
- list_for_each_entry(tc_act, &tc_actions, list) {
+ tcf_exts_for_each_action(i, tc_act, tc_exts) {
/* Drop action */
if (is_tcf_gact_shot(tc_act)) {
actions->flags |= BNXT_TC_ACTION_FLAG_DROP;
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c
index c37b2842f972..beee61292d5e 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c
@@ -169,7 +169,6 @@ static int bnxt_req_msix_vecs(struct bnxt_en_dev *edev, int ulp_id,
edev->ulp_tbl[ulp_id].msix_requested = avail_msix;
}
bnxt_fill_msix_vecs(bp, ent);
- bnxt_set_max_func_cp_rings(bp, max_cp_rings - avail_msix);
edev->flags |= BNXT_EN_FLAG_MSIX_REQUESTED;
return avail_msix;
}
@@ -178,7 +177,6 @@ static int bnxt_free_msix_vecs(struct bnxt_en_dev *edev, int ulp_id)
{
struct net_device *dev = edev->net;
struct bnxt *bp = netdev_priv(dev);
- int max_cp_rings, msix_requested;
ASSERT_RTNL();
if (ulp_id != BNXT_ROCE_ULP)
@@ -187,9 +185,6 @@ static int bnxt_free_msix_vecs(struct bnxt_en_dev *edev, int ulp_id)
if (!(edev->flags & BNXT_EN_FLAG_MSIX_REQUESTED))
return 0;
- max_cp_rings = bnxt_get_max_func_cp_rings(bp);
- msix_requested = edev->ulp_tbl[ulp_id].msix_requested;
- bnxt_set_max_func_cp_rings(bp, max_cp_rings + msix_requested);
edev->ulp_tbl[ulp_id].msix_requested = 0;
edev->flags &= ~BNXT_EN_FLAG_MSIX_REQUESTED;
if (netif_running(dev)) {
@@ -220,21 +215,6 @@ int bnxt_get_ulp_msix_base(struct bnxt *bp)
return 0;
}
-void bnxt_subtract_ulp_resources(struct bnxt *bp, int ulp_id)
-{
- ASSERT_RTNL();
- if (bnxt_ulp_registered(bp->edev, ulp_id)) {
- struct bnxt_en_dev *edev = bp->edev;
- unsigned int msix_req, max;
-
- msix_req = edev->ulp_tbl[ulp_id].msix_requested;
- max = bnxt_get_max_func_cp_rings(bp);
- bnxt_set_max_func_cp_rings(bp, max - msix_req);
- max = bnxt_get_max_func_stat_ctxs(bp);
- bnxt_set_max_func_stat_ctxs(bp, max - 1);
- }
-}
-
static int bnxt_send_msg(struct bnxt_en_dev *edev, int ulp_id,
struct bnxt_fw_msg *fw_msg)
{
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h
index df48ac71729f..d9bea37cd211 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h
@@ -90,7 +90,6 @@ static inline bool bnxt_ulp_registered(struct bnxt_en_dev *edev, int ulp_id)
int bnxt_get_ulp_msix_num(struct bnxt *bp);
int bnxt_get_ulp_msix_base(struct bnxt *bp);
-void bnxt_subtract_ulp_resources(struct bnxt *bp, int ulp_id);
void bnxt_ulp_stop(struct bnxt *bp);
void bnxt_ulp_start(struct bnxt *bp);
void bnxt_ulp_sriov_cfg(struct bnxt *bp, int num_vfs);