X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=drivers%2Fnet%2Fsfc%2Fbase%2Fefx_rx.c;h=04bc7aed86888a9d5b773408bb73090fd825fc23;hb=8d01b9cd70a67cdafd5b965a70420c3bd7fb3f82;hp=c0dcb752d59e4148170a033f210bf7d6b719c7dd;hpb=ca33590b6af032bff57d9cc70455660466a654b2;p=deb_dpdk.git

diff --git a/drivers/net/sfc/base/efx_rx.c b/drivers/net/sfc/base/efx_rx.c
index c0dcb752..04bc7aed 100644
--- a/drivers/net/sfc/base/efx_rx.c
+++ b/drivers/net/sfc/base/efx_rx.c
@@ -107,7 +107,7 @@ siena_rx_qcreate(
 	__in		unsigned int index,
 	__in		unsigned int label,
 	__in		efx_rxq_type_t type,
-	__in		uint32_t type_data,
+	__in		const efx_rxq_type_data_t *type_data,
 	__in		efsys_mem_t *esmp,
 	__in		size_t ndescs,
 	__in		uint32_t id,
@@ -151,7 +151,7 @@ static const efx_rx_ops_t __efx_rx_siena_ops = {
 };
 #endif	/* EFSYS_OPT_SIENA */
 
-#if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD
+#if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD || EFSYS_OPT_MEDFORD2
 static const efx_rx_ops_t __efx_rx_ef10_ops = {
 	ef10_rx_init,				/* erxo_init */
 	ef10_rx_fini,				/* erxo_fini */
@@ -178,7 +178,7 @@ static const efx_rx_ops_t __efx_rx_ef10_ops = {
 	ef10_rx_qcreate,			/* erxo_qcreate */
 	ef10_rx_qdestroy,			/* erxo_qdestroy */
 };
-#endif	/* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD */
+#endif	/* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD || EFSYS_OPT_MEDFORD2 */
 
 
 	__checkReturn	efx_rc_t
@@ -220,6 +220,12 @@ efx_rx_init(
 		break;
 #endif /* EFSYS_OPT_MEDFORD */
 
+#if EFSYS_OPT_MEDFORD2
+	case EFX_FAMILY_MEDFORD2:
+		erxop = &__efx_rx_ef10_ops;
+		break;
+#endif /* EFSYS_OPT_MEDFORD2 */
+
 	default:
 		EFSYS_ASSERT(0);
 		rc = ENOTSUP;
@@ -288,6 +294,114 @@ fail1:
 #endif	/* EFSYS_OPT_RX_SCATTER */
 
 #if EFSYS_OPT_RX_SCALE
+	__checkReturn				efx_rc_t
+efx_rx_scale_hash_flags_get(
+	__in					efx_nic_t *enp,
+	__in					efx_rx_hash_alg_t hash_alg,
+	__out_ecount_part(max_nflags, *nflagsp)	unsigned int *flagsp,
+	__in					unsigned int max_nflags,
+	__out					unsigned int *nflagsp)
+{
+	efx_nic_cfg_t *encp = &enp->en_nic_cfg;
+	unsigned int nflags = 0;
+	efx_rc_t rc;
+
+	if (flagsp == NULL || nflagsp == NULL) {
+		rc = EINVAL;
+		goto fail1;
+	}
+
+	if ((encp->enc_rx_scale_hash_alg_mask & (1U << hash_alg)) == 0) {
+		nflags = 0;
+		goto done;
+	}
+
+	/* Helper to add flags word to flags array without buffer overflow */
+#define	INSERT_FLAGS(_flags)			\
+	do {					\
+		if (nflags >= max_nflags) {	\
+			rc = E2BIG;		\
+			goto fail2;		\
+		}				\
+		*(flagsp + nflags) = (_flags);	\
+		nflags++;			\
+						\
+		_NOTE(CONSTANTCONDITION)	\
+	} while (B_FALSE)
+
+	if (encp->enc_rx_scale_l4_hash_supported != B_FALSE) {
+		INSERT_FLAGS(EFX_RX_HASH(IPV4_TCP, 4TUPLE));
+		INSERT_FLAGS(EFX_RX_HASH(IPV6_TCP, 4TUPLE));
+	}
+
+	if ((encp->enc_rx_scale_l4_hash_supported != B_FALSE) &&
+	    (encp->enc_rx_scale_additional_modes_supported != B_FALSE)) {
+		INSERT_FLAGS(EFX_RX_HASH(IPV4_TCP, 2TUPLE_DST));
+		INSERT_FLAGS(EFX_RX_HASH(IPV4_TCP, 2TUPLE_SRC));
+
+		INSERT_FLAGS(EFX_RX_HASH(IPV6_TCP, 2TUPLE_DST));
+		INSERT_FLAGS(EFX_RX_HASH(IPV6_TCP, 2TUPLE_SRC));
+
+		INSERT_FLAGS(EFX_RX_HASH(IPV4_UDP, 4TUPLE));
+		INSERT_FLAGS(EFX_RX_HASH(IPV4_UDP, 2TUPLE_DST));
+		INSERT_FLAGS(EFX_RX_HASH(IPV4_UDP, 2TUPLE_SRC));
+
+		INSERT_FLAGS(EFX_RX_HASH(IPV6_UDP, 4TUPLE));
+		INSERT_FLAGS(EFX_RX_HASH(IPV6_UDP, 2TUPLE_DST));
+		INSERT_FLAGS(EFX_RX_HASH(IPV6_UDP, 2TUPLE_SRC));
+	}
+
+	INSERT_FLAGS(EFX_RX_HASH(IPV4_TCP, 2TUPLE));
+	INSERT_FLAGS(EFX_RX_HASH(IPV6_TCP, 2TUPLE));
+
+	INSERT_FLAGS(EFX_RX_HASH(IPV4, 2TUPLE));
+	INSERT_FLAGS(EFX_RX_HASH(IPV6, 2TUPLE));
+
+	if (encp->enc_rx_scale_additional_modes_supported != B_FALSE) {
+		INSERT_FLAGS(EFX_RX_HASH(IPV4_TCP, 1TUPLE_DST));
+		INSERT_FLAGS(EFX_RX_HASH(IPV4_TCP, 1TUPLE_SRC));
+
+		INSERT_FLAGS(EFX_RX_HASH(IPV6_TCP, 1TUPLE_DST));
+		INSERT_FLAGS(EFX_RX_HASH(IPV6_TCP, 1TUPLE_SRC));
+
+		INSERT_FLAGS(EFX_RX_HASH(IPV4_UDP, 2TUPLE));
+		INSERT_FLAGS(EFX_RX_HASH(IPV4_UDP, 1TUPLE_DST));
+		INSERT_FLAGS(EFX_RX_HASH(IPV4_UDP, 1TUPLE_SRC));
+
+		INSERT_FLAGS(EFX_RX_HASH(IPV6_UDP, 2TUPLE));
+		INSERT_FLAGS(EFX_RX_HASH(IPV6_UDP, 1TUPLE_DST));
+		INSERT_FLAGS(EFX_RX_HASH(IPV6_UDP, 1TUPLE_SRC));
+
+		INSERT_FLAGS(EFX_RX_HASH(IPV4, 1TUPLE_DST));
+		INSERT_FLAGS(EFX_RX_HASH(IPV4, 1TUPLE_SRC));
+
+		INSERT_FLAGS(EFX_RX_HASH(IPV6, 1TUPLE_DST));
+		INSERT_FLAGS(EFX_RX_HASH(IPV6, 1TUPLE_SRC));
+	}
+
+	INSERT_FLAGS(EFX_RX_HASH(IPV4_TCP, DISABLE));
+	INSERT_FLAGS(EFX_RX_HASH(IPV6_TCP, DISABLE));
+
+	INSERT_FLAGS(EFX_RX_HASH(IPV4_UDP, DISABLE));
+	INSERT_FLAGS(EFX_RX_HASH(IPV6_UDP, DISABLE));
+
+	INSERT_FLAGS(EFX_RX_HASH(IPV4, DISABLE));
+	INSERT_FLAGS(EFX_RX_HASH(IPV6, DISABLE));
+
+#undef INSERT_FLAGS
+
+done:
+	*nflagsp = nflags;
+	return (0);
+
+fail2:
+	EFSYS_PROBE(fail2);
+fail1:
+	EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+	return (rc);
+}
+
 	__checkReturn	efx_rc_t
 efx_rx_hash_default_support_get(
 	__in		efx_nic_t *enp,
@@ -418,20 +532,96 @@ efx_rx_scale_mode_set(
 	__in		efx_rx_hash_type_t type,
 	__in		boolean_t insert)
 {
+	efx_nic_cfg_t *encp = &enp->en_nic_cfg;
 	const efx_rx_ops_t *erxop = enp->en_erxop;
+	efx_rx_hash_type_t type_check;
+	unsigned int i;
 	efx_rc_t rc;
 
 	EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
 	EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_RX);
 
+	/*
+	 * Legacy flags and modern bits cannot be
+	 * used at the same time in the hash type.
+	 */
+	if ((type & EFX_RX_HASH_LEGACY_MASK) &&
+	    (type & ~EFX_RX_HASH_LEGACY_MASK)) {
+		rc = EINVAL;
+		goto fail1;
+	}
+
+	/*
+	 * If RSS hash type is represented by additional bits
+	 * in the value, the latter need to be verified since
+	 * not all bit combinations are valid RSS modes. Also,
+	 * depending on the firmware, some valid combinations
+	 * may be unsupported. Discern additional bits in the
+	 * type value and try to recognise valid combinations.
+	 * If some bits remain unrecognised, report the error.
+	 */
+	type_check = type & ~EFX_RX_HASH_LEGACY_MASK;
+	if (type_check != 0) {
+		unsigned int type_flags[EFX_RX_HASH_NFLAGS];
+		unsigned int type_nflags;
+
+		rc = efx_rx_scale_hash_flags_get(enp, alg, type_flags,
+				    EFX_ARRAY_SIZE(type_flags), &type_nflags);
+		if (rc != 0)
+			goto fail2;
+
+		for (i = 0; i < type_nflags; ++i) {
+			if ((type_check & type_flags[i]) == type_flags[i])
+				type_check &= ~(type_flags[i]);
+		}
+
+		if (type_check != 0) {
+			rc = EINVAL;
+			goto fail3;
+		}
+	}
+
+	/*
+	 * Translate EFX_RX_HASH() flags to their legacy counterparts
+	 * provided that the FW claims no support for additional modes.
+	 */
+	if (encp->enc_rx_scale_additional_modes_supported == B_FALSE) {
+		efx_rx_hash_type_t t_ipv4 = EFX_RX_HASH(IPV4, 2TUPLE) |
+					    EFX_RX_HASH(IPV4_TCP, 2TUPLE);
+		efx_rx_hash_type_t t_ipv6 = EFX_RX_HASH(IPV6, 2TUPLE) |
+					    EFX_RX_HASH(IPV6_TCP, 2TUPLE);
+		efx_rx_hash_type_t t_ipv4_tcp = EFX_RX_HASH(IPV4_TCP, 4TUPLE);
+		efx_rx_hash_type_t t_ipv6_tcp = EFX_RX_HASH(IPV6_TCP, 4TUPLE);
+
+		if ((type & t_ipv4) == t_ipv4)
+			type |= EFX_RX_HASH_IPV4;
+		if ((type & t_ipv6) == t_ipv6)
+			type |= EFX_RX_HASH_IPV6;
+
+		if (encp->enc_rx_scale_l4_hash_supported == B_TRUE) {
+			if ((type & t_ipv4_tcp) == t_ipv4_tcp)
+				type |= EFX_RX_HASH_TCPIPV4;
+			if ((type & t_ipv6_tcp) == t_ipv6_tcp)
+				type |= EFX_RX_HASH_TCPIPV6;
+		}
+
+		type &= EFX_RX_HASH_LEGACY_MASK;
+	}
+
 	if (erxop->erxo_scale_mode_set != NULL) {
 		if ((rc = erxop->erxo_scale_mode_set(enp, rss_context, alg,
 			    type, insert)) != 0)
-			goto fail1;
+			goto fail4;
 	}
 
 	return (0);
 
+fail4:
+	EFSYS_PROBE(fail4);
+fail3:
+	EFSYS_PROBE(fail3);
+fail2:
+	EFSYS_PROBE(fail2);
 fail1:
 	EFSYS_PROBE1(fail1, efx_rc_t, rc);
 	return (rc);
@@ -594,7 +784,7 @@ efx_rx_qcreate_internal(
 	__in		unsigned int index,
 	__in		unsigned int label,
 	__in		efx_rxq_type_t type,
-	__in		uint32_t type_data,
+	__in		const efx_rxq_type_data_t *type_data,
 	__in		efsys_mem_t *esmp,
 	__in		size_t ndescs,
 	__in		uint32_t id,
@@ -655,8 +845,8 @@ efx_rx_qcreate(
 	__in		efx_evq_t *eep,
 	__deref_out	efx_rxq_t **erpp)
 {
-	return efx_rx_qcreate_internal(enp, index, label, type, 0, esmp, ndescs,
-	    id, flags, eep, erpp);
+	return efx_rx_qcreate_internal(enp, index, label, type, NULL,
+	    esmp, ndescs, id, flags, eep, erpp);
 }
 
 #if EFSYS_OPT_RX_PACKED_STREAM
@@ -672,13 +862,71 @@ efx_rx_qcreate_packed_stream(
 	__in		efx_evq_t *eep,
 	__deref_out	efx_rxq_t **erpp)
 {
+	efx_rxq_type_data_t type_data;
+
+	memset(&type_data, 0, sizeof (type_data));
+
+	type_data.ertd_packed_stream.eps_buf_size = ps_buf_size;
+
 	return efx_rx_qcreate_internal(enp, index, label,
-	    EFX_RXQ_TYPE_PACKED_STREAM, ps_buf_size, esmp, ndescs,
+	    EFX_RXQ_TYPE_PACKED_STREAM, &type_data, esmp, ndescs,
 	    0 /* id unused on EF10 */, EFX_RXQ_FLAG_NONE, eep, erpp);
 }
 
 #endif
 
+#if EFSYS_OPT_RX_ES_SUPER_BUFFER
+
+	__checkReturn	efx_rc_t
+efx_rx_qcreate_es_super_buffer(
+	__in		efx_nic_t *enp,
+	__in		unsigned int index,
+	__in		unsigned int label,
+	__in		uint32_t n_bufs_per_desc,
+	__in		uint32_t max_dma_len,
+	__in		uint32_t buf_stride,
+	__in		uint32_t hol_block_timeout,
+	__in		efsys_mem_t *esmp,
+	__in		size_t ndescs,
+	__in		unsigned int flags,
+	__in		efx_evq_t *eep,
+	__deref_out	efx_rxq_t **erpp)
+{
+	efx_rc_t rc;
+	efx_rxq_type_data_t type_data;
+
+	if (hol_block_timeout > EFX_RXQ_ES_SUPER_BUFFER_HOL_BLOCK_MAX) {
+		rc = EINVAL;
+		goto fail1;
+	}
+
+	memset(&type_data, 0, sizeof (type_data));
+
+	type_data.ertd_es_super_buffer.eessb_bufs_per_desc = n_bufs_per_desc;
+	type_data.ertd_es_super_buffer.eessb_max_dma_len = max_dma_len;
+	type_data.ertd_es_super_buffer.eessb_buf_stride = buf_stride;
+	type_data.ertd_es_super_buffer.eessb_hol_block_timeout =
+	    hol_block_timeout;
+
+	rc = efx_rx_qcreate_internal(enp, index, label,
+	    EFX_RXQ_TYPE_ES_SUPER_BUFFER, &type_data, esmp, ndescs,
+	    0 /* id unused on EF10 */, flags, eep, erpp);
+	if (rc != 0)
+		goto fail2;
+
+	return (0);
+
+fail2:
+	EFSYS_PROBE(fail2);
+fail1:
+	EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+	return (rc);
+}
+
+#endif
+
+
 			void
 efx_rx_qdestroy(
 	__in		efx_rxq_t *erp)
@@ -889,12 +1137,12 @@ siena_rx_scale_mode_set(
 
 	case EFX_RX_HASHALG_TOEPLITZ:
 		EFX_RX_TOEPLITZ_IPV4_HASH(enp, insert,
-		    type & EFX_RX_HASH_IPV4,
-		    type & EFX_RX_HASH_TCPIPV4);
+		    (type & EFX_RX_HASH_IPV4) ? B_TRUE : B_FALSE,
+		    (type & EFX_RX_HASH_TCPIPV4) ? B_TRUE : B_FALSE);
 
 		EFX_RX_TOEPLITZ_IPV6_HASH(enp,
-		    type & EFX_RX_HASH_IPV6,
-		    type & EFX_RX_HASH_TCPIPV6,
+		    (type & EFX_RX_HASH_IPV6) ? B_TRUE : B_FALSE,
+		    (type & EFX_RX_HASH_TCPIPV6) ? B_TRUE : B_FALSE,
 		    rc);
 		if (rc != 0)
 			goto fail2;
@@ -1320,7 +1568,7 @@ siena_rx_qcreate(
 	__in		unsigned int index,
 	__in		unsigned int label,
 	__in		efx_rxq_type_t type,
-	__in		uint32_t type_data,
+	__in		const efx_rxq_type_data_t *type_data,
 	__in		efsys_mem_t *esmp,
 	__in		size_t ndescs,
 	__in		uint32_t id,