net/sfc/base: fix PreFAST warnings because of unused return

[dpdk.git] / drivers / net / sfc / base / ef10_nic.c

diff --git a/drivers/net/sfc/base/ef10_nic.c b/drivers/net/sfc/base/ef10_nic.c
index 35b719a..d1985b3 100644 (file)
--- a/drivers/net/sfc/base/ef10_nic.c
+++ b/drivers/net/sfc/base/ef10_nic.c
@@ -806,7 +806,7 @@ fail1:
        for (i = 0; i < enp->en_arch.ef10.ena_piobuf_count; i++) {
                handlep = &enp->en_arch.ef10.ena_piobuf_handle[i];
 
-               efx_mcdi_free_piobuf(enp, *handlep);
+               (void) efx_mcdi_free_piobuf(enp, *handlep);
                *handlep = EFX_PIOBUF_HANDLE_INVALID;
        }
        enp->en_arch.ef10.ena_piobuf_count = 0;
@@ -823,7 +823,7 @@ ef10_nic_free_piobufs(
        for (i = 0; i < enp->en_arch.ef10.ena_piobuf_count; i++) {
                handlep = &enp->en_arch.ef10.ena_piobuf_handle[i];
 
-               efx_mcdi_free_piobuf(enp, *handlep);
+               (void) efx_mcdi_free_piobuf(enp, *handlep);
                *handlep = EFX_PIOBUF_HANDLE_INVALID;
        }
        enp->en_arch.ef10.ena_piobuf_count = 0;
@@ -996,7 +996,7 @@ ef10_get_datapath_caps(
        efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
        efx_mcdi_req_t req;
        uint8_t payload[MAX(MC_CMD_GET_CAPABILITIES_IN_LEN,
-                           MC_CMD_GET_CAPABILITIES_V4_OUT_LEN)];
+                           MC_CMD_GET_CAPABILITIES_V5_OUT_LEN)];
        efx_rc_t rc;
 
        if ((rc = ef10_mcdi_get_pf_count(enp, &encp->enc_hw_pf_count)) != 0)
@@ -1008,7 +1008,7 @@ ef10_get_datapath_caps(
        req.emr_in_buf = payload;
        req.emr_in_length = MC_CMD_GET_CAPABILITIES_IN_LEN;
        req.emr_out_buf = payload;
-       req.emr_out_length = MC_CMD_GET_CAPABILITIES_V4_OUT_LEN;
+       req.emr_out_length = MC_CMD_GET_CAPABILITIES_V5_OUT_LEN;
 
        efx_mcdi_execute_quiet(enp, &req);
 
@@ -1245,6 +1245,12 @@ ef10_get_datapath_caps(
        else
                encp->enc_fec_counters = B_FALSE;
 
+       /* Check if the firmware provides head-of-line blocking counters */
+       if (CAP_FLAGS2(req, RXDP_HLB_IDLE))
+               encp->enc_hlb_counters = B_TRUE;
+       else
+               encp->enc_hlb_counters = B_FALSE;
+
        if (CAP_FLAGS1(req, RX_RSS_LIMITED)) {
                /* Only one exclusive RSS context is available per port. */
                encp->enc_rx_scale_max_exclusive_contexts = 1;
@@ -1294,6 +1300,23 @@ ef10_get_datapath_caps(
                 */
                encp->enc_rx_scale_l4_hash_supported = B_TRUE;
        }
+       /* Check if the firmware supports "FLAG" and "MARK" filter actions */
+       if (CAP_FLAGS2(req, FILTER_ACTION_FLAG))
+               encp->enc_filter_action_flag_supported = B_TRUE;
+       else
+               encp->enc_filter_action_flag_supported = B_FALSE;
+
+       if (CAP_FLAGS2(req, FILTER_ACTION_MARK))
+               encp->enc_filter_action_mark_supported = B_TRUE;
+       else
+               encp->enc_filter_action_mark_supported = B_FALSE;
+
+       /* Get maximum supported value for "MARK" filter action */
+       if (req.emr_out_length_used >= MC_CMD_GET_CAPABILITIES_V5_OUT_LEN)
+               encp->enc_filter_action_mark_max = MCDI_OUT_DWORD(req,
+                   GET_CAPABILITIES_V5_OUT_FILTER_ACTION_MARK_MAX);
+       else
+               encp->enc_filter_action_mark_max = 0;
 
 #undef CAP_FLAGS1
 #undef CAP_FLAGS2