[dpdk-dev] [PATCH 47/53] net/sfc/base: fix warnings from VS2015 C compiler (C4189)

[Andrew Rybchenko <arybchenko@solarflare.com>]

From: Andrew Lee <alee@solarflare.com>

Fix multiple level 4 warnings
"C4189: 'xxx': local variable is initialized but not referenced";
no functional changes.

Fixes: 19b64c6ac35f ("net/sfc/base: import libefx base")
Fixes: dfb3b1ce15f6 ("net/sfc/base: import monitors access via MCDI")
Fixes: e7cd430c864f ("net/sfc/base: import SFN7xxx family support")
Cc: stable@dpdk.org

Signed-off-by: Andrew Lee <alee@solarflare.com>
Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
---
 drivers/net/sfc/base/ef10_ev.c  |  7 ++++---
 drivers/net/sfc/base/efx_ev.c   |  4 ++--
 drivers/net/sfc/base/efx_tx.c   |  4 ++--
 drivers/net/sfc/base/mcdi_mon.c | 11 ++++++-----
 4 files changed, 14 insertions(+), 12 deletions(-)

diff --git a/drivers/net/sfc/base/ef10_ev.c b/drivers/net/sfc/base/ef10_ev.c
index e3a91c2..ee576a0 100644
--- a/drivers/net/sfc/base/ef10_ev.c
+++ b/drivers/net/sfc/base/ef10_ev.c
@@ -575,7 +575,7 @@ ef10_ev_qdestroy(
 	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
 	    enp->en_family == EFX_FAMILY_MEDFORD);
 
-	(void) efx_mcdi_fini_evq(eep->ee_enp, eep->ee_index);
+	(void) efx_mcdi_fini_evq(enp, eep->ee_index);
 }
 
 	__checkReturn	efx_rc_t
@@ -1346,9 +1346,12 @@ ef10_ev_rxlabel_init(
 	__in		efx_rxq_type_t type)
 {
 	efx_evq_rxq_state_t *eersp;
+#if EFSYS_OPT_RX_PACKED_STREAM
 	boolean_t packed_stream = (type >= EFX_RXQ_TYPE_PACKED_STREAM_1M) &&
 	    (type <= EFX_RXQ_TYPE_PACKED_STREAM_64K);
+#endif
 
+	_NOTE(ARGUNUSED(type))
 	EFSYS_ASSERT3U(label, <, EFX_ARRAY_SIZE(eep->ee_rxq_state));
 	eersp = &eep->ee_rxq_state[label];
 
@@ -1386,8 +1389,6 @@ ef10_ev_rxlabel_init(
 		EFSYS_ASSERT3U(eersp->eers_rx_packed_stream_credits, <=,
 		    EFX_RX_PACKED_STREAM_MAX_CREDITS);
 	}
-#else
-	EFSYS_ASSERT(!packed_stream);
 #endif
 }
 
diff --git a/drivers/net/sfc/base/efx_ev.c b/drivers/net/sfc/base/efx_ev.c
index e0f6ba2..7515aae 100644
--- a/drivers/net/sfc/base/efx_ev.c
+++ b/drivers/net/sfc/base/efx_ev.c
@@ -223,14 +223,14 @@ efx_ev_qcreate(
 	__deref_out	efx_evq_t **eepp)
 {
 	const efx_ev_ops_t *eevop = enp->en_eevop;
-	efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
 	efx_evq_t *eep;
 	efx_rc_t rc;
 
 	EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
 	EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_EV);
 
-	EFSYS_ASSERT3U(enp->en_ev_qcount + 1, <, encp->enc_evq_limit);
+	EFSYS_ASSERT3U(enp->en_ev_qcount + 1, <,
+	    enp->en_nic_cfg.enc_evq_limit);
 
 	switch (flags & EFX_EVQ_FLAGS_NOTIFY_MASK) {
 	case EFX_EVQ_FLAGS_NOTIFY_INTERRUPT:
diff --git a/drivers/net/sfc/base/efx_tx.c b/drivers/net/sfc/base/efx_tx.c
index a68babc..0cdf7e1 100644
--- a/drivers/net/sfc/base/efx_tx.c
+++ b/drivers/net/sfc/base/efx_tx.c
@@ -298,14 +298,14 @@ efx_tx_qcreate(
 	__out		unsigned int *addedp)
 {
 	const efx_tx_ops_t *etxop = enp->en_etxop;
-	efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
 	efx_txq_t *etp;
 	efx_rc_t rc;
 
 	EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
 	EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_TX);
 
-	EFSYS_ASSERT3U(enp->en_tx_qcount + 1, <, encp->enc_txq_limit);
+	EFSYS_ASSERT3U(enp->en_tx_qcount + 1, <,
+	    enp->en_nic_cfg.enc_txq_limit);
 
 	/* Allocate an TXQ object */
 	EFSYS_KMEM_ALLOC(enp->en_esip, sizeof (efx_txq_t), etp);
diff --git a/drivers/net/sfc/base/mcdi_mon.c b/drivers/net/sfc/base/mcdi_mon.c
index a083eac..8ea4216 100644
--- a/drivers/net/sfc/base/mcdi_mon.c
+++ b/drivers/net/sfc/base/mcdi_mon.c
@@ -264,7 +264,6 @@ mcdi_mon_ev(
 	__out				efx_mon_stat_value_t *valuep)
 {
 	efx_mcdi_iface_t *emip = &(enp->en_mcdi.em_emip);
-	efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
 	uint16_t port_mask;
 	uint16_t sensor;
 	uint16_t state;
@@ -280,11 +279,13 @@ mcdi_mon_ev(
 	value = (uint16_t)MCDI_EV_FIELD(eqp, SENSOREVT_VALUE);
 
 	/* Hardware must support this MCDI sensor */
-	EFSYS_ASSERT3U(sensor, <, (8 * encp->enc_mcdi_sensor_mask_size));
+	EFSYS_ASSERT3U(sensor, <,
+	    (8 * enp->en_nic_cfg.enc_mcdi_sensor_mask_size));
 	EFSYS_ASSERT((sensor % MCDI_MON_PAGE_SIZE) != MC_CMD_SENSOR_PAGE0_NEXT);
-	EFSYS_ASSERT(encp->enc_mcdi_sensor_maskp != NULL);
-	EFSYS_ASSERT((encp->enc_mcdi_sensor_maskp[sensor / MCDI_MON_PAGE_SIZE] &
-		(1U << (sensor % MCDI_MON_PAGE_SIZE))) != 0);
+	EFSYS_ASSERT(enp->en_nic_cfg.enc_mcdi_sensor_maskp != NULL);
+	EFSYS_ASSERT(
+	    (enp->en_nic_cfg.enc_mcdi_sensor_maskp[sensor/MCDI_MON_PAGE_SIZE] &
+	    (1U << (sensor % MCDI_MON_PAGE_SIZE))) != 0);
 
 	/* But we don't have to understand it */
 	if (sensor >= EFX_ARRAY_SIZE(mcdi_sensor_map)) {
-- 
2.7.4