X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fsfc%2Fbase%2Fefx_tx.c;h=ceb29206a30fb061bb1bdf73adb32dfe7ff84e4c;hb=457beb2c4d3e3e4ee16e743d54189b2c7316b47d;hp=ed66695839b9ffbf7724f034c6e20286b274051d;hpb=e7cd430c864f9bd1ba76026f7b5ffe8fbb020c7a;p=dpdk.git

diff --git a/drivers/net/sfc/base/efx_tx.c b/drivers/net/sfc/base/efx_tx.c
index ed66695839..ceb29206a3 100644
--- a/drivers/net/sfc/base/efx_tx.c
+++ b/drivers/net/sfc/base/efx_tx.c
@@ -31,7 +31,15 @@
 #include "efx.h"
 #include "efx_impl.h"
 
+#if EFSYS_OPT_QSTATS
+#define	EFX_TX_QSTAT_INCR(_etp, _stat)					\
+	do {								\
+		(_etp)->et_stat[_stat]++;				\
+	_NOTE(CONSTANTCONDITION)					\
+	} while (B_FALSE)
+#else
 #define	EFX_TX_QSTAT_INCR(_etp, _stat)
+#endif
 
 #if EFSYS_OPT_SIENA
 
@@ -103,6 +111,13 @@ siena_tx_qdesc_dma_create(
 	__in	boolean_t eop,
 	__out	efx_desc_t *edp);
 
+#if EFSYS_OPT_QSTATS
+static			void
+siena_tx_qstats_update(
+	__in				efx_txq_t *etp,
+	__inout_ecount(TX_NQSTATS)	efsys_stat_t *stat);
+#endif
+
 #endif /* EFSYS_OPT_SIENA */
 
 
@@ -126,6 +141,9 @@ static const efx_tx_ops_t	__efx_tx_siena_ops = {
 	NULL,					/* etxo_qdesc_tso_create */
 	NULL,					/* etxo_qdesc_tso2_create */
 	NULL,					/* etxo_qdesc_vlantci_create */
+#if EFSYS_OPT_QSTATS
+	siena_tx_qstats_update,			/* etxo_qstats_update */
+#endif
 };
 #endif /* EFSYS_OPT_SIENA */
 
@@ -149,9 +167,38 @@ static const efx_tx_ops_t	__efx_tx_hunt_ops = {
 	ef10_tx_qdesc_tso_create,		/* etxo_qdesc_tso_create */
 	ef10_tx_qdesc_tso2_create,		/* etxo_qdesc_tso2_create */
 	ef10_tx_qdesc_vlantci_create,		/* etxo_qdesc_vlantci_create */
+#if EFSYS_OPT_QSTATS
+	ef10_tx_qstats_update,			/* etxo_qstats_update */
+#endif
 };
 #endif /* EFSYS_OPT_HUNTINGTON */
 
+#if EFSYS_OPT_MEDFORD
+static const efx_tx_ops_t	__efx_tx_medford_ops = {
+	ef10_tx_init,				/* etxo_init */
+	ef10_tx_fini,				/* etxo_fini */
+	ef10_tx_qcreate,			/* etxo_qcreate */
+	ef10_tx_qdestroy,			/* etxo_qdestroy */
+	ef10_tx_qpost,				/* etxo_qpost */
+	ef10_tx_qpush,				/* etxo_qpush */
+	ef10_tx_qpace,				/* etxo_qpace */
+	ef10_tx_qflush,				/* etxo_qflush */
+	ef10_tx_qenable,			/* etxo_qenable */
+	ef10_tx_qpio_enable,			/* etxo_qpio_enable */
+	ef10_tx_qpio_disable,			/* etxo_qpio_disable */
+	ef10_tx_qpio_write,			/* etxo_qpio_write */
+	ef10_tx_qpio_post,			/* etxo_qpio_post */
+	ef10_tx_qdesc_post,			/* etxo_qdesc_post */
+	ef10_tx_qdesc_dma_create,		/* etxo_qdesc_dma_create */
+	NULL,					/* etxo_qdesc_tso_create */
+	ef10_tx_qdesc_tso2_create,		/* etxo_qdesc_tso2_create */
+	ef10_tx_qdesc_vlantci_create,		/* etxo_qdesc_vlantci_create */
+#if EFSYS_OPT_QSTATS
+	ef10_tx_qstats_update,			/* etxo_qstats_update */
+#endif
+};
+#endif /* EFSYS_OPT_MEDFORD */
+
 	__checkReturn	efx_rc_t
 efx_tx_init(
 	__in		efx_nic_t *enp)
@@ -185,6 +232,12 @@ efx_tx_init(
 		break;
 #endif /* EFSYS_OPT_HUNTINGTON */
 
+#if EFSYS_OPT_MEDFORD
+	case EFX_FAMILY_MEDFORD:
+		etxop = &__efx_tx_medford_ops;
+		break;
+#endif /* EFSYS_OPT_MEDFORD */
+
 	default:
 		EFSYS_ASSERT(0);
 		rc = ENOTSUP;
@@ -590,6 +643,22 @@ efx_tx_qdesc_vlantci_create(
 }
 
 
+#if EFSYS_OPT_QSTATS
+			void
+efx_tx_qstats_update(
+	__in				efx_txq_t *etp,
+	__inout_ecount(TX_NQSTATS)	efsys_stat_t *stat)
+{
+	efx_nic_t *enp = etp->et_enp;
+	const efx_tx_ops_t *etxop = enp->en_etxop;
+
+	EFSYS_ASSERT3U(etp->et_magic, ==, EFX_TXQ_MAGIC);
+
+	etxop->etxo_qstats_update(etp, stat);
+}
+#endif
+
+
 #if EFSYS_OPT_SIENA
 
 static	__checkReturn	efx_rc_t
@@ -676,8 +745,12 @@ siena_tx_qpost(
 		size_t size = ebp->eb_size;
 		efsys_dma_addr_t end = start + size;
 
-		/* Fragments must not span 4k boundaries. */
-		EFSYS_ASSERT(P2ROUNDUP(start + 1, 4096) >= end);
+		/*
+		 * Fragments must not span 4k boundaries.
+		 * Here it is a stricter requirement than the maximum length.
+		 */
+		EFSYS_ASSERT(P2ROUNDUP(start + 1,
+		    etp->et_enp->en_nic_cfg.enc_tx_dma_desc_boundary) >= end);
 
 		EFX_TX_DESC(etp, start, size, ebp->eb_eop, added);
 	}
@@ -936,8 +1009,12 @@ siena_tx_qdesc_dma_create(
 	__in	boolean_t eop,
 	__out	efx_desc_t *edp)
 {
-	/* Fragments must not span 4k boundaries. */
-	EFSYS_ASSERT(P2ROUNDUP(addr + 1, 4096) >= addr + size);
+	/*
+	 * Fragments must not span 4k boundaries.
+	 * Here it is a stricter requirement than the maximum length.
+	 */
+	EFSYS_ASSERT(P2ROUNDUP(addr + 1,
+	    etp->et_enp->en_nic_cfg.enc_tx_dma_desc_boundary) >= addr + size);
 
 	EFSYS_PROBE4(tx_desc_dma_create, unsigned int, etp->et_index,
 		    efsys_dma_addr_t, addr,
@@ -954,8 +1031,48 @@ siena_tx_qdesc_dma_create(
 
 #endif /* EFSYS_OPT_SIENA */
 
+#if EFSYS_OPT_QSTATS
+#if EFSYS_OPT_NAMES
+/* START MKCONFIG GENERATED EfxTransmitQueueStatNamesBlock 2866874ecd7a363b */
+static const char * const __efx_tx_qstat_name[] = {
+	"post",
+	"post_pio",
+};
+/* END MKCONFIG GENERATED EfxTransmitQueueStatNamesBlock */
+
+		const char *
+efx_tx_qstat_name(
+	__in	efx_nic_t *enp,
+	__in	unsigned int id)
+{
+	_NOTE(ARGUNUSED(enp))
+	EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
+	EFSYS_ASSERT3U(id, <, TX_NQSTATS);
+
+	return (__efx_tx_qstat_name[id]);
+}
+#endif	/* EFSYS_OPT_NAMES */
+#endif /* EFSYS_OPT_QSTATS */
+
 #if EFSYS_OPT_SIENA
 
+#if EFSYS_OPT_QSTATS
+static					void
+siena_tx_qstats_update(
+	__in				efx_txq_t *etp,
+	__inout_ecount(TX_NQSTATS)	efsys_stat_t *stat)
+{
+	unsigned int id;
+
+	for (id = 0; id < TX_NQSTATS; id++) {
+		efsys_stat_t *essp = &stat[id];
+
+		EFSYS_STAT_INCR(essp, etp->et_stat[id]);
+		etp->et_stat[id] = 0;
+	}
+}
+#endif	/* EFSYS_OPT_QSTATS */
+
 static		void
 siena_tx_qdestroy(
 	__in	efx_txq_t *etp)