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path: root/drivers/net/ethernet/broadcom/bnxt/bnxt.c
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Diffstat (limited to 'drivers/net/ethernet/broadcom/bnxt/bnxt.c')
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt.c83
1 files changed, 61 insertions, 22 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index b1c98d1408b8..1c28495875cf 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -233,6 +233,7 @@ static const u16 bnxt_async_events_arr[] = {
ASYNC_EVENT_CMPL_EVENT_ID_ECHO_REQUEST,
ASYNC_EVENT_CMPL_EVENT_ID_PPS_TIMESTAMP,
ASYNC_EVENT_CMPL_EVENT_ID_ERROR_REPORT,
+ ASYNC_EVENT_CMPL_EVENT_ID_PHC_UPDATE,
};
static struct workqueue_struct *bnxt_pf_wq;
@@ -369,7 +370,7 @@ static netdev_tx_t bnxt_start_xmit(struct sk_buff *skb, struct net_device *dev)
i = skb_get_queue_mapping(skb);
if (unlikely(i >= bp->tx_nr_rings)) {
dev_kfree_skb_any(skb);
- atomic_long_inc(&dev->tx_dropped);
+ dev_core_stats_tx_dropped_inc(dev);
return NETDEV_TX_OK;
}
@@ -645,7 +646,7 @@ tx_kick_pending:
if (txr->kick_pending)
bnxt_txr_db_kick(bp, txr, txr->tx_prod);
txr->tx_buf_ring[txr->tx_prod].skb = NULL;
- atomic_long_inc(&dev->tx_dropped);
+ dev_core_stats_tx_dropped_inc(dev);
return NETDEV_TX_OK;
}
@@ -2079,6 +2080,16 @@ static void bnxt_event_error_report(struct bnxt *bp, u32 data1, u32 data2)
(BNXT_EVENT_RING_TYPE(data2) == \
ASYNC_EVENT_CMPL_RING_MONITOR_MSG_EVENT_DATA2_DISABLE_RING_TYPE_RX)
+#define BNXT_EVENT_PHC_EVENT_TYPE(data1) \
+ (((data1) & ASYNC_EVENT_CMPL_PHC_UPDATE_EVENT_DATA1_FLAGS_MASK) >>\
+ ASYNC_EVENT_CMPL_PHC_UPDATE_EVENT_DATA1_FLAGS_SFT)
+
+#define BNXT_EVENT_PHC_RTC_UPDATE(data1) \
+ (((data1) & ASYNC_EVENT_CMPL_PHC_UPDATE_EVENT_DATA1_PHC_TIME_MSB_MASK) >>\
+ ASYNC_EVENT_CMPL_PHC_UPDATE_EVENT_DATA1_PHC_TIME_MSB_SFT)
+
+#define BNXT_PHC_BITS 48
+
static int bnxt_async_event_process(struct bnxt *bp,
struct hwrm_async_event_cmpl *cmpl)
{
@@ -2258,6 +2269,24 @@ static int bnxt_async_event_process(struct bnxt *bp,
bnxt_event_error_report(bp, data1, data2);
goto async_event_process_exit;
}
+ case ASYNC_EVENT_CMPL_EVENT_ID_PHC_UPDATE: {
+ switch (BNXT_EVENT_PHC_EVENT_TYPE(data1)) {
+ case ASYNC_EVENT_CMPL_PHC_UPDATE_EVENT_DATA1_FLAGS_PHC_RTC_UPDATE:
+ if (bp->fw_cap & BNXT_FW_CAP_PTP_RTC) {
+ struct bnxt_ptp_cfg *ptp = bp->ptp_cfg;
+ u64 ns;
+
+ spin_lock_bh(&ptp->ptp_lock);
+ bnxt_ptp_update_current_time(bp);
+ ns = (((u64)BNXT_EVENT_PHC_RTC_UPDATE(data1) <<
+ BNXT_PHC_BITS) | ptp->current_time);
+ bnxt_ptp_rtc_timecounter_init(ptp, ns);
+ spin_unlock_bh(&ptp->ptp_lock);
+ }
+ break;
+ }
+ goto async_event_process_exit;
+ }
case ASYNC_EVENT_CMPL_EVENT_ID_DEFERRED_RESPONSE: {
u16 seq_id = le32_to_cpu(cmpl->event_data2) & 0xffff;
@@ -7416,6 +7445,7 @@ static int __bnxt_hwrm_ptp_qcfg(struct bnxt *bp)
struct hwrm_port_mac_ptp_qcfg_output *resp;
struct hwrm_port_mac_ptp_qcfg_input *req;
struct bnxt_ptp_cfg *ptp = bp->ptp_cfg;
+ bool phc_cfg;
u8 flags;
int rc;
@@ -7458,7 +7488,8 @@ static int __bnxt_hwrm_ptp_qcfg(struct bnxt *bp)
rc = -ENODEV;
goto exit;
}
- rc = bnxt_ptp_init(bp);
+ phc_cfg = (flags & PORT_MAC_PTP_QCFG_RESP_FLAGS_RTC_CONFIGURED) != 0;
+ rc = bnxt_ptp_init(bp, phc_cfg);
if (rc)
netdev_warn(bp->dev, "PTP initialization failed.\n");
exit:
@@ -7516,6 +7547,8 @@ static int __bnxt_hwrm_func_qcaps(struct bnxt *bp)
bp->fw_cap |= BNXT_FW_CAP_EXT_HW_STATS_SUPPORTED;
if (BNXT_PF(bp) && (flags_ext & FUNC_QCAPS_RESP_FLAGS_EXT_PTP_PPS_SUPPORTED))
bp->fw_cap |= BNXT_FW_CAP_PTP_PPS;
+ if (flags_ext & FUNC_QCAPS_RESP_FLAGS_EXT_PTP_64BIT_RTC_SUPPORTED)
+ bp->fw_cap |= BNXT_FW_CAP_PTP_RTC;
if (BNXT_PF(bp) && (flags_ext & FUNC_QCAPS_RESP_FLAGS_EXT_HOT_RESET_IF_SUPPORT))
bp->fw_cap |= BNXT_FW_CAP_HOT_RESET_IF;
if (BNXT_PF(bp) && (flags_ext & FUNC_QCAPS_RESP_FLAGS_EXT_FW_LIVEPATCH_SUPPORTED))
@@ -9267,7 +9300,7 @@ void bnxt_tx_enable(struct bnxt *bp)
/* Make sure napi polls see @dev_state change */
synchronize_net();
netif_tx_wake_all_queues(bp->dev);
- if (bp->link_info.link_up)
+ if (BNXT_LINK_IS_UP(bp))
netif_carrier_on(bp->dev);
}
@@ -9297,7 +9330,7 @@ static char *bnxt_report_fec(struct bnxt_link_info *link_info)
void bnxt_report_link(struct bnxt *bp)
{
- if (bp->link_info.link_up) {
+ if (BNXT_LINK_IS_UP(bp)) {
const char *signal = "";
const char *flow_ctrl;
const char *duplex;
@@ -9383,7 +9416,7 @@ static int bnxt_hwrm_phy_qcaps(struct bnxt *bp)
if (rc)
goto hwrm_phy_qcaps_exit;
- bp->phy_flags = resp->flags;
+ bp->phy_flags = resp->flags | (le16_to_cpu(resp->flags2) << 8);
if (resp->flags & PORT_PHY_QCAPS_RESP_FLAGS_EEE_SUPPORTED) {
struct ethtool_eee *eee = &bp->eee;
u16 fw_speeds = le16_to_cpu(resp->supported_speeds_eee_mode);
@@ -9433,7 +9466,7 @@ int bnxt_update_link(struct bnxt *bp, bool chng_link_state)
struct bnxt_link_info *link_info = &bp->link_info;
struct hwrm_port_phy_qcfg_output *resp;
struct hwrm_port_phy_qcfg_input *req;
- u8 link_up = link_info->link_up;
+ u8 link_state = link_info->link_state;
bool support_changed = false;
int rc;
@@ -9534,14 +9567,14 @@ int bnxt_update_link(struct bnxt *bp, bool chng_link_state)
/* TODO: need to add more logic to report VF link */
if (chng_link_state) {
if (link_info->phy_link_status == BNXT_LINK_LINK)
- link_info->link_up = 1;
+ link_info->link_state = BNXT_LINK_STATE_UP;
else
- link_info->link_up = 0;
- if (link_up != link_info->link_up)
+ link_info->link_state = BNXT_LINK_STATE_DOWN;
+ if (link_state != link_info->link_state)
bnxt_report_link(bp);
} else {
- /* alwasy link down if not require to update link state */
- link_info->link_up = 0;
+ /* always link down if not require to update link state */
+ link_info->link_state = BNXT_LINK_STATE_DOWN;
}
hwrm_req_drop(bp, req);
@@ -9741,7 +9774,18 @@ static int bnxt_hwrm_shutdown_link(struct bnxt *bp)
return rc;
req->flags = cpu_to_le32(PORT_PHY_CFG_REQ_FLAGS_FORCE_LINK_DWN);
- return hwrm_req_send(bp, req);
+ rc = hwrm_req_send(bp, req);
+ if (!rc) {
+ mutex_lock(&bp->link_lock);
+ /* Device is not obliged link down in certain scenarios, even
+ * when forced. Setting the state unknown is consistent with
+ * driver startup and will force link state to be reported
+ * during subsequent open based on PORT_PHY_QCFG.
+ */
+ bp->link_info.link_state = BNXT_LINK_STATE_UNKNOWN;
+ mutex_unlock(&bp->link_lock);
+ }
+ return rc;
}
static int bnxt_fw_reset_via_optee(struct bnxt *bp)
@@ -10172,7 +10216,7 @@ static int bnxt_update_phy_setting(struct bnxt *bp)
/* The last close may have shutdown the link, so need to call
* PHY_CFG to bring it back up.
*/
- if (!bp->link_info.link_up)
+ if (!BNXT_LINK_IS_UP(bp))
update_link = true;
if (!bnxt_eee_config_ok(bp))
@@ -10307,6 +10351,7 @@ static int __bnxt_open_nic(struct bnxt *bp, bool irq_re_init, bool link_re_init)
/* VF-reps may need to be re-opened after the PF is re-opened */
if (BNXT_PF(bp))
bnxt_vf_reps_open(bp);
+ bnxt_ptp_init_rtc(bp, true);
return 0;
open_err_irq:
@@ -11403,7 +11448,7 @@ static void bnxt_timer(struct timer_list *t)
if (bp->fw_cap & BNXT_FW_CAP_ERROR_RECOVERY)
bnxt_fw_health_check(bp);
- if (bp->link_info.link_up && bp->stats_coal_ticks) {
+ if (BNXT_LINK_IS_UP(bp) && bp->stats_coal_ticks) {
set_bit(BNXT_PERIODIC_STATS_SP_EVENT, &bp->sp_event);
bnxt_queue_sp_work(bp);
}
@@ -12104,11 +12149,6 @@ int bnxt_fw_init_one(struct bnxt *bp)
if (rc)
return rc;
- /* In case fw capabilities have changed, destroy the unneeded
- * reporters and create newly capable ones.
- */
- bnxt_dl_fw_reporters_destroy(bp, false);
- bnxt_dl_fw_reporters_create(bp);
bnxt_fw_init_one_p3(bp);
return 0;
}
@@ -12937,7 +12977,7 @@ static void bnxt_remove_one(struct pci_dev *pdev)
cancel_delayed_work_sync(&bp->fw_reset_task);
bp->sp_event = 0;
- bnxt_dl_fw_reporters_destroy(bp, true);
+ bnxt_dl_fw_reporters_destroy(bp);
bnxt_dl_unregister(bp);
bnxt_shutdown_tc(bp);
@@ -13430,7 +13470,6 @@ static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
#ifdef CONFIG_BNXT_SRIOV
init_waitqueue_head(&bp->sriov_cfg_wait);
- mutex_init(&bp->sriov_lock);
#endif
if (BNXT_SUPPORTS_TPA(bp)) {
bp->gro_func = bnxt_gro_func_5730x;
generated by cgit v1.2.3 (git 2.39.0) at 2024-08-09 00:54:26 +0300