be2net: Use TXQ_CREATE_V2 cmd

Skyhawk-R and BE3-R (SuperNIC profile) require V2 version
of TXQ_CREATE cmd to be used.

Signed-off-by: Vasundhara Volam <vasundhara.volam@emulex.com>
Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/emulex/benet/be.h b/drivers/net/ethernet/emulex/benet/be.h
index 2e2700e3a5ab846125ffd42be7ca98dcc5b59bcc..880226872c64487e7a821f92db0ab7018df4e2ae 100644 (file)
--- a/drivers/net/ethernet/emulex/benet/be.h
+++ b/drivers/net/ethernet/emulex/benet/be.h
@@ -214,6 +214,7 @@ struct be_tx_stats {
 };
 
 struct be_tx_obj {
+       u32 db_offset;
        struct be_queue_info q;
        struct be_queue_info cq;
        /* Remember the skbs that were transmitted */

diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c b/drivers/net/ethernet/emulex/benet/be_cmds.c
index cf9408f574afb3566d3f27d25348dea47258b968..5d96f773ea92ae559f036046708c7b5d58bf9b4b 100644 (file)
--- a/drivers/net/ethernet/emulex/benet/be_cmds.c
+++ b/drivers/net/ethernet/emulex/benet/be_cmds.c
@@ -1095,15 +1095,14 @@ int be_cmd_mccq_create(struct be_adapter *adapter,
        return status;
 }
 
-int be_cmd_txq_create(struct be_adapter *adapter,
-                       struct be_queue_info *txq,
-                       struct be_queue_info *cq)
+int be_cmd_txq_create(struct be_adapter *adapter, struct be_tx_obj *txo)
 {
        struct be_mcc_wrb *wrb;
        struct be_cmd_req_eth_tx_create *req;
+       struct be_queue_info *txq = &txo->q;
+       struct be_queue_info *cq = &txo->cq;
        struct be_dma_mem *q_mem = &txq->dma_mem;
-       void *ctxt;
-       int status;
+       int status, ver = 0;
 
        spin_lock_bh(&adapter->mcc_lock);
 
@@ -1114,34 +1113,37 @@ int be_cmd_txq_create(struct be_adapter *adapter,
        }
 
        req = embedded_payload(wrb);
-       ctxt = &req->context;
 
        be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
                OPCODE_ETH_TX_CREATE, sizeof(*req), wrb, NULL);
 
        if (lancer_chip(adapter)) {
                req->hdr.version = 1;
-               AMAP_SET_BITS(struct amap_tx_context, if_id, ctxt,
-                                       adapter->if_handle);
+               req->if_id = cpu_to_le16(adapter->if_handle);
+       } else if (BEx_chip(adapter)) {
+               if (adapter->function_caps & BE_FUNCTION_CAPS_SUPER_NIC)
+                       req->hdr.version = 2;
+       } else { /* For SH */
+               req->hdr.version = 2;
        }
 
        req->num_pages = PAGES_4K_SPANNED(q_mem->va, q_mem->size);
        req->ulp_num = BE_ULP1_NUM;
        req->type = BE_ETH_TX_RING_TYPE_STANDARD;
-
-       AMAP_SET_BITS(struct amap_tx_context, tx_ring_size, ctxt,
-               be_encoded_q_len(txq->len));
-       AMAP_SET_BITS(struct amap_tx_context, ctx_valid, ctxt, 1);
-       AMAP_SET_BITS(struct amap_tx_context, cq_id_send, ctxt, cq->id);
-
-       be_dws_cpu_to_le(ctxt, sizeof(req->context));
-
+       req->cq_id = cpu_to_le16(cq->id);
+       req->queue_size = be_encoded_q_len(txq->len);
        be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
 
+       ver = req->hdr.version;
+
        status = be_mcc_notify_wait(adapter);
        if (!status) {
                struct be_cmd_resp_eth_tx_create *resp = embedded_payload(wrb);
                txq->id = le16_to_cpu(resp->cid);
+               if (ver == 2)
+                       txo->db_offset = le32_to_cpu(resp->db_offset);
+               else
+                       txo->db_offset = DB_TXULP1_OFFSET;
                txq->created = true;
        }
 

diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.h b/drivers/net/ethernet/emulex/benet/be_cmds.h
index f2af85517218c6ed02623f5e6f82a905fe74c46a..ba41f8360f9fc4f862b4b785a2835d2f218bbde1 100644 (file)
--- a/drivers/net/ethernet/emulex/benet/be_cmds.h
+++ b/drivers/net/ethernet/emulex/benet/be_cmds.h
@@ -474,46 +474,27 @@ struct be_cmd_resp_mcc_create {
 #define BE_ETH_TX_RING_TYPE_STANDARD           2
 #define BE_ULP1_NUM                            1
 
-/* Pseudo amap definition in which each bit of the actual structure is defined
- * as a byte: used to calculate offset/shift/mask of each field */
-struct amap_tx_context {
-       u8 if_id[16];           /* dword 0 */
-       u8 tx_ring_size[4];     /* dword 0 */
-       u8 rsvd1[26];           /* dword 0 */
-       u8 pci_func_id[8];      /* dword 1 */
-       u8 rsvd2[9];            /* dword 1 */
-       u8 ctx_valid;           /* dword 1 */
-       u8 cq_id_send[16];      /* dword 2 */
-       u8 rsvd3[16];           /* dword 2 */
-       u8 rsvd4[32];           /* dword 3 */
-       u8 rsvd5[32];           /* dword 4 */
-       u8 rsvd6[32];           /* dword 5 */
-       u8 rsvd7[32];           /* dword 6 */
-       u8 rsvd8[32];           /* dword 7 */
-       u8 rsvd9[32];           /* dword 8 */
-       u8 rsvd10[32];          /* dword 9 */
-       u8 rsvd11[32];          /* dword 10 */
-       u8 rsvd12[32];          /* dword 11 */
-       u8 rsvd13[32];          /* dword 12 */
-       u8 rsvd14[32];          /* dword 13 */
-       u8 rsvd15[32];          /* dword 14 */
-       u8 rsvd16[32];          /* dword 15 */
-} __packed;
-
 struct be_cmd_req_eth_tx_create {
        struct be_cmd_req_hdr hdr;
        u8 num_pages;
        u8 ulp_num;
-       u8 type;
-       u8 bound_port;
-       u8 context[sizeof(struct amap_tx_context) / 8];
+       u16 type;
+       u16 if_id;
+       u8 queue_size;
+       u8 rsvd0;
+       u32 rsvd1;
+       u16 cq_id;
+       u16 rsvd2;
+       u32 rsvd3[13];
        struct phys_addr pages[8];
 } __packed;
 
 struct be_cmd_resp_eth_tx_create {
        struct be_cmd_resp_hdr hdr;
        u16 cid;
-       u16 rsvd0;
+       u16 rid;
+       u32 db_offset;
+       u32 rsvd0[4];
 } __packed;
 
 /******************** Create RxQ ***************************/
@@ -1067,7 +1048,6 @@ struct be_cmd_resp_modify_eq_delay {
 } __packed;
 
 /******************** Get FW Config *******************/
-#define BE_FUNCTION_CAPS_RSS                   0x2
 /* The HW can come up in either of the following multi-channel modes
  * based on the skew/IPL.
  */
@@ -1841,8 +1821,7 @@ extern int be_cmd_mccq_create(struct be_adapter *adapter,
                        struct be_queue_info *mccq,
                        struct be_queue_info *cq);
 extern int be_cmd_txq_create(struct be_adapter *adapter,
-                       struct be_queue_info *txq,
-                       struct be_queue_info *cq);
+                       struct be_tx_obj *txo);
 extern int be_cmd_rxq_create(struct be_adapter *adapter,
                        struct be_queue_info *rxq, u16 cq_id,
                        u16 frag_size, u32 if_id, u32 rss, u8 *rss_id);

diff --git a/drivers/net/ethernet/emulex/benet/be_hw.h b/drivers/net/ethernet/emulex/benet/be_hw.h
index 89e6d8cfaf0decb0ff6e07001196498dfc64454b..b305f8d22f9c1ec5849a363447ce7f28d9f71e06 100644 (file)
--- a/drivers/net/ethernet/emulex/benet/be_hw.h
+++ b/drivers/net/ethernet/emulex/benet/be_hw.h
@@ -72,6 +72,10 @@
  */
 #define MEMBAR_CTRL_INT_CTRL_HOSTINTR_MASK     (1 << 29) /* bit 29 */
 
+/********* PCI Function Capability *********/
+#define BE_FUNCTION_CAPS_RSS                   0x2
+#define BE_FUNCTION_CAPS_SUPER_NIC             0x40
+
 /********* Power management (WOL) **********/
 #define PCICFG_PM_CONTROL_OFFSET               0x44
 #define PCICFG_PM_CONTROL_MASK                 0x108   /* bits 3 & 8 */

diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 811d0a47d17a5c16e340491d0d55d3258d3a8149..8d10b781bc65281e104b35762170a0bec0aa704e 100644 (file)
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -197,14 +197,15 @@ static void be_rxq_notify(struct be_adapter *adapter, u16 qid, u16 posted)
        iowrite32(val, adapter->db + DB_RQ_OFFSET);
 }
 
-static void be_txq_notify(struct be_adapter *adapter, u16 qid, u16 posted)
+static void be_txq_notify(struct be_adapter *adapter, struct be_tx_obj *txo,
+                         u16 posted)
 {
        u32 val = 0;
-       val |= qid & DB_TXULP_RING_ID_MASK;
+       val |= txo->q.id & DB_TXULP_RING_ID_MASK;
        val |= (posted & DB_TXULP_NUM_POSTED_MASK) << DB_TXULP_NUM_POSTED_SHIFT;
 
        wmb();
-       iowrite32(val, adapter->db + DB_TXULP1_OFFSET);
+       iowrite32(val, adapter->db + txo->db_offset);
 }
 
 static void be_eq_notify(struct be_adapter *adapter, u16 qid,
@@ -833,7 +834,7 @@ static netdev_tx_t be_xmit(struct sk_buff *skb,
                        stopped = true;
                }
 
-               be_txq_notify(adapter, txq->id, wrb_cnt);
+               be_txq_notify(adapter, txo, wrb_cnt);
 
                be_tx_stats_update(txo, wrb_cnt, copied, gso_segs, stopped);
        } else {
@@ -1969,7 +1970,7 @@ static int be_tx_qs_create(struct be_adapter *adapter)
                if (status)
                        return status;
 
-               status = be_cmd_txq_create(adapter, &txo->q, &txo->cq);
+               status = be_cmd_txq_create(adapter, txo);
                if (status)
                        return status;
        }