@@ -121,6 +121,7 @@ static const u16 bnxt_vf_req_snif[] = {
static const u16 bnxt_async_events_arr[] = {
HWRM_ASYNC_EVENT_CMPL_EVENT_ID_LINK_STATUS_CHANGE,
HWRM_ASYNC_EVENT_CMPL_EVENT_ID_PF_DRVR_UNLOAD,
+ HWRM_ASYNC_EVENT_CMPL_EVENT_ID_PORT_CONN_NOT_ALLOWED,
};
static bool bnxt_vf_pciid(enum board_idx idx)
@@ -1236,6 +1237,19 @@ next_rx_no_prod:
return rc;
}
+#define BNXT_GET_EVENT_PORT(data) \
+ ((data) & \
+ HWRM_ASYNC_EVENT_CMPL_PORT_CONN_NOT_ALLOWED_EVENT_DATA1_PORT_ID_MASK)
+
+#define BNXT_EVENT_POLICY_MASK \
+ HWRM_ASYNC_EVENT_CMPL_PORT_CONN_NOT_ALLOWED_EVENT_DATA1_ENFORCEMENT_POLICY_MASK
+
+#define BNXT_EVENT_POLICY_SFT \
+ HWRM_ASYNC_EVENT_CMPL_PORT_CONN_NOT_ALLOWED_EVENT_DATA1_ENFORCEMENT_POLICY_SFT
+
+#define BNXT_GET_EVENT_POLICY(data) \
+ (((data) & BNXT_EVENT_POLICY_MASK) >> BNXT_EVENT_POLICY_SFT)
+
static int bnxt_async_event_process(struct bnxt *bp,
struct hwrm_async_event_cmpl *cmpl)
{
@@ -1249,6 +1263,22 @@ static int bnxt_async_event_process(struct bnxt *bp,
case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_PF_DRVR_UNLOAD:
set_bit(BNXT_HWRM_PF_UNLOAD_SP_EVENT, &bp->sp_event);
break;
+ case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_PORT_CONN_NOT_ALLOWED: {
+ u32 data1 = le32_to_cpu(cmpl->event_data1);
+ u16 port_id = BNXT_GET_EVENT_PORT(data1);
+
+ if (BNXT_VF(bp))
+ break;
+
+ if (bp->pf.port_id != port_id)
+ break;
+
+ bp->link_info.last_port_module_event =
+ BNXT_GET_EVENT_POLICY(data1);
+
+ set_bit(BNXT_HWRM_PORT_MODULE_SP_EVENT, &bp->sp_event);
+ break;
+ }
default:
netdev_err(bp->dev, "unhandled ASYNC event (id 0x%x)\n",
event_id);
@@ -5447,6 +5477,28 @@ bnxt_restart_timer:
mod_timer(&bp->timer, jiffies + bp->current_interval);
}
+static void bnxt_port_module_event(struct bnxt *bp)
+{
+ struct bnxt_link_info *link_info = &bp->link_info;
+ struct hwrm_port_phy_qcfg_output *resp = &link_info->phy_qcfg_resp;
+
+ if (bnxt_update_link(bp, true))
+ return;
+
+ if (link_info->last_port_module_event != 0) {
+ netdev_warn(bp->dev, "Unqualified SFP+ module detected on port %d\n",
+ bp->pf.port_id);
+ if (bp->hwrm_spec_code >= 0x10201) {
+ netdev_warn(bp->dev, "Module part number %s\n",
+ resp->phy_vendor_partnumber);
+ }
+ }
+ if (link_info->last_port_module_event == 1)
+ netdev_warn(bp->dev, "TX is disabled\n");
+ if (link_info->last_port_module_event == 3)
+ netdev_warn(bp->dev, "Shutdown SFP+ module\n");
+}
+
static void bnxt_cfg_ntp_filters(struct bnxt *);
static void bnxt_sp_task(struct work_struct *work)
@@ -5494,6 +5546,9 @@ static void bnxt_sp_task(struct work_struct *work)
rtnl_unlock();
}
+ if (test_and_clear_bit(BNXT_HWRM_PORT_MODULE_SP_EVENT, &bp->sp_event))
+ bnxt_port_module_event(bp);
+
if (test_and_clear_bit(BNXT_PERIODIC_STATS_SP_EVENT, &bp->sp_event))
bnxt_hwrm_port_qstats(bp);
@@ -825,6 +825,8 @@ struct bnxt_link_info {
u16 req_link_speed;
u32 advertising;
bool force_link_chng;
+
+ u8 last_port_module_event;
/* a copy of phy_qcfg output used to report link
* info to VF
*/
@@ -992,6 +994,7 @@ struct bnxt {
#define BNXT_RST_RING_SP_EVENT 7
#define BNXT_HWRM_PF_UNLOAD_SP_EVENT 8
#define BNXT_PERIODIC_STATS_SP_EVENT 9
+#define BNXT_HWRM_PORT_MODULE_SP_EVENT 10
struct bnxt_pf_info pf;
#ifdef CONFIG_BNXT_SRIOV
Add the PORT_CONN_NOT_ALLOWED async event handling logic. The driver will print an appropriate warning to reflect the SFP+ module enforcement policy done in the firmware. Signed-off-by: Michael Chan <michael.chan@broadcom.com> --- drivers/net/ethernet/broadcom/bnxt/bnxt.c | 55 +++++++++++++++++++++++++++++++ drivers/net/ethernet/broadcom/bnxt/bnxt.h | 3 ++ 2 files changed, 58 insertions(+)