diff options
Diffstat (limited to 'drivers/net/ethernet/marvell/octeontx2/af/rpm.c')
| -rw-r--r-- | drivers/net/ethernet/marvell/octeontx2/af/rpm.c | 32 |
1 files changed, 28 insertions, 4 deletions
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rpm.c b/drivers/net/ethernet/marvell/octeontx2/af/rpm.c index de0d88dd10d6..b4fcb20c3f4f 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rpm.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rpm.c @@ -37,6 +37,7 @@ static struct mac_ops rpm_mac_ops = { .mac_tx_enable = rpm_lmac_tx_enable, .pfc_config = rpm_lmac_pfc_config, .mac_get_pfc_frm_cfg = rpm_lmac_get_pfc_frm_cfg, + .mac_reset = rpm_lmac_reset, }; static struct mac_ops rpm2_mac_ops = { @@ -47,7 +48,7 @@ static struct mac_ops rpm2_mac_ops = { .int_set_reg = RPM2_CMRX_SW_INT_ENA_W1S, .irq_offset = 1, .int_ena_bit = BIT_ULL(0), - .lmac_fwi = RPM_LMAC_FWI, + .lmac_fwi = RPM2_LMAC_FWI, .non_contiguous_serdes_lane = true, .rx_stats_cnt = 43, .tx_stats_cnt = 34, @@ -68,6 +69,7 @@ static struct mac_ops rpm2_mac_ops = { .mac_tx_enable = rpm_lmac_tx_enable, .pfc_config = rpm_lmac_pfc_config, .mac_get_pfc_frm_cfg = rpm_lmac_get_pfc_frm_cfg, + .mac_reset = rpm_lmac_reset, }; bool is_dev_rpm2(void *rpmd) @@ -537,14 +539,15 @@ u32 rpm2_get_lmac_fifo_len(void *rpmd, int lmac_id) int rpm_lmac_internal_loopback(void *rpmd, int lmac_id, bool enable) { rpm_t *rpm = rpmd; - u8 lmac_type; + struct lmac *lmac; u64 cfg; if (!is_lmac_valid(rpm, lmac_id)) return -ENODEV; - lmac_type = rpm->mac_ops->get_lmac_type(rpm, lmac_id); - if (lmac_type == LMAC_MODE_QSGMII || lmac_type == LMAC_MODE_SGMII) { + lmac = lmac_pdata(lmac_id, rpm); + if (lmac->lmac_type == LMAC_MODE_QSGMII || + lmac->lmac_type == LMAC_MODE_SGMII) { dev_err(&rpm->pdev->dev, "loopback not supported for LPC mode\n"); return 0; } @@ -713,3 +716,24 @@ int rpm_get_fec_stats(void *rpmd, int lmac_id, struct cgx_fec_stats_rsp *rsp) return 0; } + +int rpm_lmac_reset(void *rpmd, int lmac_id, u8 pf_req_flr) +{ + u64 rx_logl_xon, cfg; + rpm_t *rpm = rpmd; + + if (!is_lmac_valid(rpm, lmac_id)) + return -ENODEV; + + /* Resetting PFC related CSRs */ + rx_logl_xon = is_dev_rpm2(rpm) ? RPM2_CMRX_RX_LOGL_XON : + RPMX_CMRX_RX_LOGL_XON; + cfg = 0xff; + + rpm_write(rpm, lmac_id, rx_logl_xon, cfg); + + if (pf_req_flr) + rpm_lmac_internal_loopback(rpm, lmac_id, false); + + return 0; +} |