sfc: determine flag word automatically in efx_has_cap()

Now that we have an _OFST definition for each individual flag bit,
 callers of efx_has_cap() don't need to specify which flag word it's
 in; we can just use the flag name directly in MCDI_CAPABILITY_OFST.
Signed-off-by: Edward Cree <ecree@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/sfc/mcdi.h

@@ -332,10 +332,9 @@ void efx_mcdi_sensor_event(struct efx_nic *efx, efx_qword_t *ev);
 #define MCDI_CAPABILITY_OFST(field) \
 	MC_CMD_GET_CAPABILITIES_V4_OUT_ ## field ## _OFST
 
-/* field is FLAGS1 or FLAGS2 */
-#define efx_has_cap(efx, flag, field) \
+#define efx_has_cap(efx, field) \
 	efx->type->check_caps(efx, \
-			      MCDI_CAPABILITY(flag), \
+			      MCDI_CAPABILITY(field), \
 			      MCDI_CAPABILITY_OFST(field))
 
 void efx_mcdi_print_fwver(struct efx_nic *efx, char *buf, size_t len);

drivers/net/ethernet/sfc/mcdi_filters.c

@@ -828,7 +828,7 @@ static int efx_mcdi_filter_insert_def(struct efx_nic *efx,
 		efx_filter_set_uc_def(&spec);
 
 	if (encap_type) {
-		if (efx_has_cap(efx, VXLAN_NVGRE, FLAGS1))
+		if (efx_has_cap(efx, VXLAN_NVGRE))
 			efx_filter_set_encap_type(&spec, encap_type);
 		else
 			/*
@@ -1304,7 +1304,7 @@ int efx_mcdi_filter_table_probe(struct efx_nic *efx, bool multicast_chaining)
 	rc = efx_mcdi_filter_table_probe_matches(efx, table, false);
 	if (rc)
 		goto fail;
-	if (efx_has_cap(efx, VXLAN_NVGRE, FLAGS1))
+	if (efx_has_cap(efx, VXLAN_NVGRE))
 		rc = efx_mcdi_filter_table_probe_matches(efx, table, true);
 	if (rc)
 		goto fail;
@@ -1927,7 +1927,7 @@ static int efx_mcdi_filter_alloc_rss_context(struct efx_nic *efx, bool exclusive
 		return 0;
 	}
 
-	if (efx_has_cap(efx, RX_RSS_LIMITED, FLAGS1))
+	if (efx_has_cap(efx, RX_RSS_LIMITED))
 		return -EOPNOTSUPP;
 
 	MCDI_SET_DWORD(inbuf, RSS_CONTEXT_ALLOC_IN_UPSTREAM_PORT_ID,
@@ -1948,7 +1948,7 @@ static int efx_mcdi_filter_alloc_rss_context(struct efx_nic *efx, bool exclusive
 	if (context_size)
 		*context_size = rss_spread;
 
-	if (efx_has_cap(efx, ADDITIONAL_RSS_MODES, FLAGS1))
+	if (efx_has_cap(efx, ADDITIONAL_RSS_MODES))
 		efx_mcdi_set_rss_context_flags(efx, ctx);
 
 	return 0;

drivers/net/ethernet/sfc/ptp.c

@@ -352,7 +352,7 @@ static int efx_phc_enable(struct ptp_clock_info *ptp,
 
 bool efx_ptp_use_mac_tx_timestamps(struct efx_nic *efx)
 {
-	return efx_has_cap(efx, TX_MAC_TIMESTAMPING, FLAGS2);
+	return efx_has_cap(efx, TX_MAC_TIMESTAMPING);
 }
 
 /* PTP 'extra' channel is still a traffic channel, but we only create TX queues