@@ -752,6 +752,10 @@ int cgx_get_fec_stats(void *cgxd, int lmac_id, struct cgx_fec_stats_rsp *rsp)
if (!cgx || lmac_id >= cgx->lmac_count)
return -ENODEV;
+
+ if (cgx->lmac_idmap[lmac_id]->link_info.fec == OTX2_FEC_NONE)
+ return 0;
+
fec_stats_count =
cgx_set_fec_stats_count(&cgx->lmac_idmap[lmac_id]->link_info);
if (cgx->lmac_idmap[lmac_id]->link_info.fec == OTX2_FEC_BASER) {
@@ -1774,6 +1778,7 @@ static struct mac_ops cgx_mac_ops = {
.mac_lmac_intl_lbk = cgx_lmac_internal_loopback,
.mac_get_rx_stats = cgx_get_rx_stats,
.mac_get_tx_stats = cgx_get_tx_stats,
+ .get_fec_stats = cgx_get_fec_stats,
.mac_enadis_rx_pause_fwding = cgx_lmac_enadis_rx_pause_fwding,
.mac_get_pause_frm_status = cgx_lmac_get_pause_frm_status,
.mac_enadis_pause_frm = cgx_lmac_enadis_pause_frm,
@@ -128,6 +128,9 @@ struct mac_ops {
int (*mac_reset)(void *cgxd, int lmac_id);
u64 (*get_dmacflt_dropped_pktcnt)(void *cgxd, int lmac_id);
+ /* FEC stats */
+ int (*get_fec_stats)(void *cgxd, int lmac_id,
+ struct cgx_fec_stats_rsp *rsp);
};
struct cgx {
@@ -27,6 +27,7 @@ static struct mac_ops rpm_mac_ops = {
.mac_lmac_intl_lbk = rpm_lmac_internal_loopback,
.mac_get_rx_stats = rpm_get_rx_stats,
.mac_get_tx_stats = rpm_get_tx_stats,
+ .get_fec_stats = rpm_get_fec_stats,
.mac_enadis_rx_pause_fwding = rpm_lmac_enadis_rx_pause_fwding,
.mac_get_pause_frm_status = rpm_lmac_get_pause_frm_status,
.mac_enadis_pause_frm = rpm_lmac_enadis_pause_frm,
@@ -59,6 +60,7 @@ static struct mac_ops rpm2_mac_ops = {
.mac_lmac_intl_lbk = rpm_lmac_internal_loopback,
.mac_get_rx_stats = rpm_get_rx_stats,
.mac_get_tx_stats = rpm_get_tx_stats,
+ .get_fec_stats = rpm_get_fec_stats,
.mac_enadis_rx_pause_fwding = rpm_lmac_enadis_rx_pause_fwding,
.mac_get_pause_frm_status = rpm_lmac_get_pause_frm_status,
.mac_enadis_pause_frm = rpm_lmac_enadis_pause_frm,
@@ -436,6 +438,55 @@ int rpm_get_tx_stats(void *rpmd, int lmac_id, int idx, u64 *tx_stat)
return 0;
}
+int rpm_get_fec_stats(void *rpmd, int lmac_id, struct cgx_fec_stats_rsp *rsp)
+{
+ u64 val_lo, val_hi;
+ rpm_t *rpm = rpmd;
+ u64 cfg;
+
+ if (!is_lmac_valid(rpm, lmac_id))
+ return -ENODEV;
+
+ if (rpm->lmac_idmap[lmac_id]->link_info.fec == OTX2_FEC_NONE)
+ return 0;
+
+ if (rpm->lmac_idmap[lmac_id]->link_info.fec == OTX2_FEC_BASER) {
+ val_lo = rpm_read(rpm, lmac_id, RPMX_MTI_FCFECX_VL0_CCW_LO);
+ val_hi = rpm_read(rpm, lmac_id, RPMX_MTI_FCFECX_CW_HI);
+ rsp->fec_corr_blks = (val_hi << 32 | val_lo);
+
+ val_lo = rpm_read(rpm, lmac_id, RPMX_MTI_FCFECX_VL0_NCCW_LO);
+ val_hi = rpm_read(rpm, lmac_id, RPMX_MTI_FCFECX_CW_HI);
+ rsp->fec_uncorr_blks = (val_hi << 32 | val_lo);
+
+ /* 50G uses 2 Physical serdes lines */
+ if (rpm->lmac_idmap[lmac_id]->link_info.lmac_type_id == LMAC_MODE_50G_R) {
+ val_lo = rpm_read(rpm, lmac_id, RPMX_MTI_FCFECX_VL1_CCW_LO);
+ val_hi = rpm_read(rpm, lmac_id, RPMX_MTI_FCFECX_CW_HI);
+ rsp->fec_corr_blks += (val_hi << 32 | val_lo);
+
+ val_lo = rpm_read(rpm, lmac_id, RPMX_MTI_FCFECX_VL1_NCCW_LO);
+ val_hi = rpm_read(rpm, lmac_id, RPMX_MTI_FCFECX_CW_HI);
+ rsp->fec_uncorr_blks += (val_hi << 32 | val_lo);
+ }
+ } else {
+ /* enable RS-FEC capture */
+ cfg = rpm_read(rpm, 0, RPMX_MTI_STAT_STATN_CONTROL);
+ cfg |= RPMX_RSFEC_RX_CAPTURE | BIT(lmac_id);
+ rpm_write(rpm, 0, RPMX_MTI_STAT_STATN_CONTROL, cfg);
+
+ val_lo = rpm_read(rpm, 0, RPMX_MTI_RSFEC_STAT_COUNTER_CAPTURE_2);
+ val_hi = rpm_read(rpm, 0, RPMX_MTI_STAT_DATA_HI_CDC);
+ rsp->fec_corr_blks = (val_hi << 32 | val_lo);
+
+ val_lo = rpm_read(rpm, 0, RPMX_MTI_RSFEC_STAT_COUNTER_CAPTURE_3);
+ val_hi = rpm_read(rpm, 0, RPMX_MTI_STAT_DATA_HI_CDC);
+ rsp->fec_uncorr_blks = (val_hi << 32 | val_lo);
+ }
+
+ return 0;
+}
+
u64 rpm_get_dmacflt_dropped_pktcnt(void *rpmd, int lmac_id)
{
rpm_t *rpm = rpmd;
@@ -25,7 +25,6 @@
#define RPMX_CMRX_SW_INT_ENA_W1S 0x198
#define RPMX_CMRX_LINK_CFG 0x1070
#define RPMX_MTI_PCS100X_CONTROL1 0x20000
-#define RPMX_MTI_LPCSX_CONTROL1 0x30000
#define RPMX_MTI_PCS_LBK BIT_ULL(14)
#define RPMX_MTI_LPCSX_CONTROL(id) (0x30000 | ((id) * 0x100))
@@ -82,6 +81,18 @@
#define RPMX_TS_BINARY_MODE BIT_ULL(11)
#define RPMX_CONST1 0x2008
+/* FEC stats */
+#define RPMX_MTI_STAT_STATN_CONTROL 0x10018
+#define RPMX_MTI_STAT_DATA_HI_CDC 0x10038
+#define RPMX_RSFEC_RX_CAPTURE BIT_ULL(27)
+#define RPMX_MTI_RSFEC_STAT_COUNTER_CAPTURE_2 0x40050
+#define RPMX_MTI_RSFEC_STAT_COUNTER_CAPTURE_3 0x40058
+#define RPMX_MTI_FCFECX_VL0_CCW_LO 0x38618
+#define RPMX_MTI_FCFECX_VL0_NCCW_LO 0x38620
+#define RPMX_MTI_FCFECX_VL1_CCW_LO 0x38628
+#define RPMX_MTI_FCFECX_VL1_NCCW_LO 0x38630
+#define RPMX_MTI_FCFECX_CW_HI 0x38638
+
/* CN10KB CSR Declaration */
#define RPM2_CMRX_SW_INT 0x1b0
#define RPM2_CMRX_SW_INT_ENA_W1S 0x1b8
@@ -111,6 +122,7 @@ int rpm_lmac_enadis_pause_frm(void *rpmd, int lmac_id, u8 tx_pause,
u8 rx_pause);
int rpm_get_tx_stats(void *rpmd, int lmac_id, int idx, u64 *tx_stat);
int rpm_get_rx_stats(void *rpmd, int lmac_id, int idx, u64 *rx_stat);
+int rpm_get_fec_stats(void *cgxd, int lmac_id, struct cgx_fec_stats_rsp *rsp);
u64 rpm_get_dmacflt_dropped_pktcnt(void *rpmd, int lmac_id);
void rpm_lmac_ptp_config(void *rpmd, int lmac_id, bool enable);
int rpm_lmac_rx_tx_enable(void *rpmd, int lmac_id, bool enable);
@@ -579,6 +579,7 @@ int rvu_mbox_handler_cgx_fec_stats(struct rvu *rvu,
struct cgx_fec_stats_rsp *rsp)
{
int pf = rvu_get_pf(req->hdr.pcifunc);
+ struct mac_ops *mac_ops;
u8 cgx_idx, lmac;
void *cgxd;
@@ -587,7 +588,8 @@ int rvu_mbox_handler_cgx_fec_stats(struct rvu *rvu,
rvu_get_cgx_lmac_id(rvu->pf2cgxlmac_map[pf], &cgx_idx, &lmac);
cgxd = rvu_cgx_pdata(cgx_idx, rvu);
- return cgx_get_fec_stats(cgxd, lmac, rsp);
+ mac_ops = get_mac_ops(cgxd);
+ return mac_ops->get_fec_stats(cgxd, lmac, rsp);
}
int rvu_mbox_handler_cgx_mac_addr_set(struct rvu *rvu,
@@ -2388,6 +2388,7 @@ static void rvu_dbg_npa_init(struct rvu *rvu)
static int cgx_print_stats(struct seq_file *s, int lmac_id)
{
struct cgx_link_user_info linfo;
+ struct cgx_fec_stats_rsp fec_rsp;
struct mac_ops *mac_ops;
void *cgxd = s->private;
u64 ucast, mcast, bcast;
@@ -2488,6 +2489,16 @@ static int cgx_print_stats(struct seq_file *s, int lmac_id)
stat++;
}
+ fec_rsp.fec_corr_blks = 0;
+ fec_rsp.fec_uncorr_blks = 0;
+
+ seq_printf(s, "\n=======%s FEC_STATS======\n\n", mac_ops->name);
+ err = mac_ops->get_fec_stats(cgxd, lmac_id, &fec_rsp);
+ if (err)
+ return err;
+ seq_printf(s, "Fec Corrected Errors: %llu\n", fec_rsp.fec_corr_blks);
+ seq_printf(s, "Fec Uncorrected Errors: %llu\n", fec_rsp.fec_uncorr_blks);
+
return err;
}