5 files changed, 109 insertions, 18 deletions

diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/adapter.h b/drivers/net/ethernet/chelsio/cxgb4vf/adapter.h
index 68eaa9c88c7d..be5c7ef6ca93 100644
--- a/drivers/net/ethernet/chelsio/cxgb4vf/adapter.h
+++ b/drivers/net/ethernet/chelsio/cxgb4vf/adapter.h
@@ -344,6 +344,7 @@ struct adapter {
 	unsigned long registered_device_map;
 	unsigned long open_device_map;
 	unsigned long flags;
+	enum chip_type chip;
 	struct adapter_params params;
 
 	/* queue and interrupt resources */
diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
index 56b46ab2d4c5..40c22e7de15c 100644
--- a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
@@ -54,8 +54,8 @@
 /*
  * Generic information about the driver.
  */
-#define DRV_VERSION "1.0.0"
-#define DRV_DESC "Chelsio T4 Virtual Function (VF) Network Driver"
+#define DRV_VERSION "2.0.0-ko"
+#define DRV_DESC "Chelsio T4/T5 Virtual Function (VF) Network Driver"
 
 /*
  * Module Parameters.
@@ -409,6 +409,20 @@ static int fwevtq_handler(struct sge_rspq *rspq, const __be64 *rsp,
 		break;
 	}
 
+	case CPL_FW4_MSG: {
+		/* FW can send EGR_UPDATEs encapsulated in a CPL_FW4_MSG.
+		 */
+		const struct cpl_sge_egr_update *p = (void *)(rsp + 3);
+		opcode = G_CPL_OPCODE(ntohl(p->opcode_qid));
+		if (opcode != CPL_SGE_EGR_UPDATE) {
+			dev_err(adapter->pdev_dev, "unexpected FW4/CPL %#x on FW event queue\n"
+				, opcode);
+			break;
+		}
+		cpl = (void *)p;
+		/*FALLTHROUGH*/
+	}
+
 	case CPL_SGE_EGR_UPDATE: {
 		/*
 		 * We've received an Egress Queue Status Update message.  We
@@ -1050,7 +1064,7 @@ static inline unsigned int mk_adap_vers(const struct adapter *adapter)
 	/*
 	 * Chip version 4, revision 0x3f (cxgb4vf).
 	 */
-	return 4 | (0x3f << 10);
+	return CHELSIO_CHIP_VERSION(adapter->chip) | (0x3f << 10);
 }
 
 /*
@@ -1100,10 +1114,10 @@ static netdev_features_t cxgb4vf_fix_features(struct net_device *dev,
 	 * Since there is no support for separate rx/tx vlan accel
 	 * enable/disable make sure tx flag is always in same state as rx.
 	 */
-	if (features & NETIF_F_HW_VLAN_RX)
-		features |= NETIF_F_HW_VLAN_TX;
+	if (features & NETIF_F_HW_VLAN_CTAG_RX)
+		features |= NETIF_F_HW_VLAN_CTAG_TX;
 	else
-		features &= ~NETIF_F_HW_VLAN_TX;
+		features &= ~NETIF_F_HW_VLAN_CTAG_TX;
 
 	return features;
 }
@@ -1114,9 +1128,9 @@ static int cxgb4vf_set_features(struct net_device *dev,
 	struct port_info *pi = netdev_priv(dev);
 	netdev_features_t changed = dev->features ^ features;
 
-	if (changed & NETIF_F_HW_VLAN_RX)
+	if (changed & NETIF_F_HW_VLAN_CTAG_RX)
 		t4vf_set_rxmode(pi->adapter, pi->viid, -1, -1, -1, -1,
-				features & NETIF_F_HW_VLAN_TX, 0);
+				features & NETIF_F_HW_VLAN_CTAG_TX, 0);
 
 	return 0;
 }
@@ -2072,6 +2086,7 @@ static int adap_init0(struct adapter *adapter)
 	struct sge *s = &adapter->sge;
 	unsigned int ethqsets;
 	int err;
+	u32 param, val = 0;
 
 	/*
 	 * Wait for the device to become ready before proceeding ...
@@ -2099,6 +2114,15 @@ static int adap_init0(struct adapter *adapter)
 		return err;
 	}
 
+	switch (adapter->pdev->device >> 12) {
+	case CHELSIO_T4:
+		adapter->chip = CHELSIO_CHIP_CODE(CHELSIO_T4, 0);
+		break;
+	case CHELSIO_T5:
+		adapter->chip = CHELSIO_CHIP_CODE(CHELSIO_T5, 0);
+		break;
+	}
+
 	/*
 	 * Grab basic operational parameters.  These will predominantly have
 	 * been set up by the Physical Function Driver or will be hard coded
@@ -2144,6 +2168,16 @@ static int adap_init0(struct adapter *adapter)
 		return err;
 	}
 
+	/* If we're running on newer firmware, let it know that we're
+	 * prepared to deal with encapsulated CPL messages.  Older
+	 * firmware won't understand this and we'll just get
+	 * unencapsulated messages ...
+	 */
+	param = FW_PARAMS_MNEM(FW_PARAMS_MNEM_PFVF) |
+		FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_PFVF_CPLFW4MSG_ENCAP);
+	val = 1;
+	(void) t4vf_set_params(adapter, 1, &param, &val);
+
 	/*
 	 * Retrieve our RX interrupt holdoff timer values and counter
 	 * threshold values from the SGE parameters.
@@ -2614,11 +2648,12 @@ static int cxgb4vf_pci_probe(struct pci_dev *pdev,
 
 		netdev->hw_features = NETIF_F_SG | TSO_FLAGS |
 			NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
-			NETIF_F_HW_VLAN_RX | NETIF_F_RXCSUM;
+			NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_RXCSUM;
 		netdev->vlan_features = NETIF_F_SG | TSO_FLAGS |
 			NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
 			NETIF_F_HIGHDMA;
-		netdev->features = netdev->hw_features | NETIF_F_HW_VLAN_TX;
+		netdev->features = netdev->hw_features |
+				   NETIF_F_HW_VLAN_CTAG_TX;
 		if (pci_using_dac)
 			netdev->features |= NETIF_F_HIGHDMA;
 
@@ -2888,6 +2923,26 @@ static struct pci_device_id cxgb4vf_pci_tbl[] = {
 	CH_DEVICE(0x480a, 0),   /* T404-bt */
 	CH_DEVICE(0x480d, 0),   /* T480-cr */
 	CH_DEVICE(0x480e, 0),   /* T440-lp-cr */
+	CH_DEVICE(0x5800, 0),	/* T580-dbg */
+	CH_DEVICE(0x5801, 0),	/* T520-cr */
+	CH_DEVICE(0x5802, 0),	/* T522-cr */
+	CH_DEVICE(0x5803, 0),	/* T540-cr */
+	CH_DEVICE(0x5804, 0),	/* T520-bch */
+	CH_DEVICE(0x5805, 0),   /* T540-bch */
+	CH_DEVICE(0x5806, 0),	/* T540-ch */
+	CH_DEVICE(0x5807, 0),	/* T520-so */
+	CH_DEVICE(0x5808, 0),	/* T520-cx */
+	CH_DEVICE(0x5809, 0),	/* T520-bt */
+	CH_DEVICE(0x580a, 0),   /* T504-bt */
+	CH_DEVICE(0x580b, 0),   /* T520-sr */
+	CH_DEVICE(0x580c, 0),   /* T504-bt */
+	CH_DEVICE(0x580d, 0),   /* T580-cr */
+	CH_DEVICE(0x580e, 0),   /* T540-lp-cr */
+	CH_DEVICE(0x580f, 0),   /* Amsterdam */
+	CH_DEVICE(0x5810, 0),   /* T580-lp-cr */
+	CH_DEVICE(0x5811, 0),   /* T520-lp-cr */
+	CH_DEVICE(0x5812, 0),   /* T560-cr */
+	CH_DEVICE(0x5813, 0),   /* T580-cr */
 	{ 0, }
 };
 
diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c
index 9488032d6d2d..df296af20bd5 100644
--- a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c
+++ b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c
@@ -528,17 +528,21 @@ static void unmap_rx_buf(struct adapter *adapter, struct sge_fl *fl)
  */
 static inline void ring_fl_db(struct adapter *adapter, struct sge_fl *fl)
 {
+	u32 val;
+
 	/*
 	 * The SGE keeps track of its Producer and Consumer Indices in terms
 	 * of Egress Queue Units so we can only tell it about integral numbers
 	 * of multiples of Free List Entries per Egress Queue Units ...
 	 */
 	if (fl->pend_cred >= FL_PER_EQ_UNIT) {
+		val = PIDX(fl->pend_cred / FL_PER_EQ_UNIT);
+		if (!is_t4(adapter->chip))
+			val |= DBTYPE(1);
 		wmb();
 		t4_write_reg(adapter, T4VF_SGE_BASE_ADDR + SGE_VF_KDOORBELL,
 			     DBPRIO(1) |
-			     QID(fl->cntxt_id) |
-			     PIDX(fl->pend_cred / FL_PER_EQ_UNIT));
+			     QID(fl->cntxt_id) | val);
 		fl->pend_cred %= FL_PER_EQ_UNIT;
 	}
 }
@@ -1478,7 +1482,8 @@ static void do_gro(struct sge_eth_rxq *rxq, const struct pkt_gl *gl,
 	skb_record_rx_queue(skb, rxq->rspq.idx);
 
 	if (pkt->vlan_ex) {
-		__vlan_hwaccel_put_tag(skb, be16_to_cpu(pkt->vlan));
+		__vlan_hwaccel_put_tag(skb, cpu_to_be16(ETH_P_8021Q),
+					be16_to_cpu(pkt->vlan));
 		rxq->stats.vlan_ex++;
 	}
 	ret = napi_gro_frags(&rxq->rspq.napi);
@@ -1547,7 +1552,7 @@ int t4vf_ethrx_handler(struct sge_rspq *rspq, const __be64 *rsp,
 
 	if (pkt->vlan_ex) {
 		rxq->stats.vlan_ex++;
-		__vlan_hwaccel_put_tag(skb, be16_to_cpu(pkt->vlan));
+		__vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), be16_to_cpu(pkt->vlan));
 	}
 
 	netif_receive_skb(skb);
diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_common.h b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_common.h
index 283f9d0d37fd..53cbfed21d0b 100644
--- a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_common.h
+++ b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_common.h
@@ -38,6 +38,25 @@
 
 #include "../cxgb4/t4fw_api.h"
 
+#define CHELSIO_CHIP_CODE(version, revision) (((version) << 4) | (revision))
+#define CHELSIO_CHIP_VERSION(code) ((code) >> 4)
+#define CHELSIO_CHIP_RELEASE(code) ((code) & 0xf)
+
+#define CHELSIO_T4		0x4
+#define CHELSIO_T5		0x5
+
+enum chip_type {
+	T4_A1 = CHELSIO_CHIP_CODE(CHELSIO_T4, 0),
+	T4_A2 = CHELSIO_CHIP_CODE(CHELSIO_T4, 1),
+	T4_A3 = CHELSIO_CHIP_CODE(CHELSIO_T4, 2),
+	T4_FIRST_REV	= T4_A1,
+	T4_LAST_REV	= T4_A3,
+
+	T5_A1 = CHELSIO_CHIP_CODE(CHELSIO_T5, 0),
+	T5_FIRST_REV	= T5_A1,
+	T5_LAST_REV	= T5_A1,
+};
+
 /*
  * The "len16" field of a Firmware Command Structure ...
  */
@@ -232,6 +251,11 @@ static inline int t4vf_wr_mbox_ns(struct adapter *adapter, const void *cmd,
 	return t4vf_wr_mbox_core(adapter, cmd, size, rpl, false);
 }
 
+static inline int is_t4(enum chip_type chip)
+{
+	return (chip >= T4_FIRST_REV && chip <= T4_LAST_REV);
+}
+
 int t4vf_wait_dev_ready(struct adapter *);
 int t4vf_port_init(struct adapter *, int);
 
diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c
index 7127c7b9efde..9f96dc3bb112 100644
--- a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c
+++ b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c
@@ -1027,8 +1027,11 @@ int t4vf_alloc_mac_filt(struct adapter *adapter, unsigned int viid, bool free,
 	unsigned nfilters = 0;
 	unsigned int rem = naddr;
 	struct fw_vi_mac_cmd cmd, rpl;
+	unsigned int max_naddr = is_t4(adapter->chip) ?
+				 NUM_MPS_CLS_SRAM_L_INSTANCES :
+				 NUM_MPS_T5_CLS_SRAM_L_INSTANCES;
 
-	if (naddr > FW_CLS_TCAM_NUM_ENTRIES)
+	if (naddr > max_naddr)
 		return -EINVAL;
 
 	for (offset = 0; offset < naddr; /**/) {
@@ -1069,10 +1072,10 @@ int t4vf_alloc_mac_filt(struct adapter *adapter, unsigned int viid, bool free,
 
 			if (idx)
 				idx[offset+i] =
-					(index >= FW_CLS_TCAM_NUM_ENTRIES
+					(index >= max_naddr
 					 ? 0xffff
 					 : index);
-			if (index < FW_CLS_TCAM_NUM_ENTRIES)
+			if (index < max_naddr)
 				nfilters++;
 			else if (hash)
 				*hash |= (1ULL << hash_mac_addr(addr[offset+i]));
@@ -1118,6 +1121,9 @@ int t4vf_change_mac(struct adapter *adapter, unsigned int viid,
 	struct fw_vi_mac_exact *p = &cmd.u.exact[0];
 	size_t len16 = DIV_ROUND_UP(offsetof(struct fw_vi_mac_cmd,
 					     u.exact[1]), 16);
+	unsigned int max_naddr = is_t4(adapter->chip) ?
+				 NUM_MPS_CLS_SRAM_L_INSTANCES :
+				 NUM_MPS_T5_CLS_SRAM_L_INSTANCES;
 
 	/*
 	 * If this is a new allocation, determine whether it should be
@@ -1140,7 +1146,7 @@ int t4vf_change_mac(struct adapter *adapter, unsigned int viid,
 	if (ret == 0) {
 		p = &rpl.u.exact[0];
 		ret = FW_VI_MAC_CMD_IDX_GET(be16_to_cpu(p->valid_to_idx));
-		if (ret >= FW_CLS_TCAM_NUM_ENTRIES)
+		if (ret >= max_naddr)
 			ret = -ENOMEM;
 	}
 	return ret;