be2iscsi: Enabling msix, mcc_rings and Ringmode WRB V3

index b36020d..a93a504 100644
@@ -20,8 +20,10 @@
 
 #include <linux/pci.h>
 #include <linux/if_vlan.h>
-
-#define FW_VER_LEN 32
+#include <linux/blk-iopoll.h>
+#define FW_VER_LEN	32
+#define MCC_Q_LEN	128
+#define MCC_CQ_LEN	256
 
 struct be_dma_mem {
 	void *va;

@@ -74,18 +76,14 @@ static inline void queue_tail_inc(struct be_queue_info *q)
 
 struct be_eq_obj {
 	struct be_queue_info q;
-	char desc[32];
-
-	/* Adaptive interrupt coalescing (AIC) info */
-	bool enable_aic;
-	u16 min_eqd;		/* in usecs */
-	u16 max_eqd;		/* in usecs */
-	u16 cur_eqd;		/* in usecs */
+	struct beiscsi_hba *phba;
+	struct be_queue_info *cq;
+	struct blk_iopoll	iopoll;
 };
 
 struct be_mcc_obj {
-	struct be_queue_info *q;
-	struct be_queue_info *cq;
+	struct be_queue_info q;
+	struct be_queue_info cq;
 };
 
 struct be_ctrl_info {

@@ -176,8 +174,4 @@ static inline void swap_dws(void *wrb, int len)
 	} while (len);
 #endif /* __BIG_ENDIAN */
 }
-
-extern void beiscsi_cq_notify(struct be_ctrl_info *ctrl, u16 qid, bool arm,
-			      u16 num_popped);
-
 #endif /* BEISCSI_H */

359 lines not on this page · raw message

index c20d686..76fe1f9 100644
@@ -47,6 +47,8 @@ struct be_mcc_wrb {
 
 #define CQE_FLAGS_VALID_MASK (1 << 31)
 #define CQE_FLAGS_ASYNC_MASK (1 << 30)
+#define CQE_FLAGS_COMPLETED_MASK 	(1 << 28)
+#define CQE_FLAGS_CONSUMED_MASK 	(1 << 27)
 
 /* Completion Status */
 #define MCC_STATUS_SUCCESS 0x0

@@ -173,7 +175,7 @@ struct be_cmd_req_hdr {
 	u8 domain;		/* dword 0 */
 	u32 timeout;		/* dword 1 */
 	u32 request_length;	/* dword 2 */
-	u32 rsvd;		/* dword 3 */
+	u32 rsvd0;		/* dword 3 */
 };
 
 struct be_cmd_resp_hdr {

@@ -382,7 +384,6 @@ struct be_cmd_req_modify_eq_delay {
 
 #define ETH_ALEN	6
 
-
 struct be_cmd_req_get_mac_addr {
 	struct be_cmd_req_hdr hdr;
 	u32 nic_port_count;

@@ -417,14 +418,21 @@ int beiscsi_cmd_cq_create(struct be_ctrl_info *ctrl,
 
 int beiscsi_cmd_q_destroy(struct be_ctrl_info *ctrl, struct be_queue_info *q,
 			  int type);
+int be_cmd_mccq_create(struct beiscsi_hba *phba,
+			struct be_queue_info *mccq,
+			struct be_queue_info *cq);
+
 int be_poll_mcc(struct be_ctrl_info *ctrl);
-unsigned char mgmt_check_supported_fw(struct be_ctrl_info *ctrl);
-int be_cmd_get_mac_addr(struct be_ctrl_info *ctrl, u8 *mac_addr);
+unsigned char mgmt_check_supported_fw(struct be_ctrl_info *ctrl,
+				      struct beiscsi_hba *phba);
+int be_cmd_get_mac_addr(struct beiscsi_hba *phba, u8 *mac_addr);
 
 /*ISCSI Functuions */
 int be_cmd_fw_initialize(struct be_ctrl_info *ctrl);
 
 struct be_mcc_wrb *wrb_from_mbox(struct be_dma_mem *mbox_mem);
+struct be_mcc_wrb *wrb_from_mccq(struct beiscsi_hba *phba);
+int be_mcc_notify_wait(struct beiscsi_hba *phba);
 
 int be_mbox_notify(struct be_ctrl_info *ctrl);
 

@@ -531,6 +539,23 @@ struct amap_sol_cqe {
 	u8 valid;		/* dword 3 */
 } __packed;
 
+#define SOL_ICD_INDEX_MASK	0x0003FFC0
+struct amap_sol_cqe_ring {
+	u8 hw_sts[8];		/* dword 0 */
+	u8 i_sts[8];		/* dword 0 */
+	u8 i_resp[8];		/* dword 0 */
+	u8 i_flags[7];		/* dword 0 */
+	u8 s;			/* dword 0 */
+	u8 i_exp_cmd_sn[32];	/* dword 1 */
+	u8 code[6];		/* dword 2 */
+	u8 icd_index[12];	/* dword 2 */
+	u8 rsvd[6];		/* dword 2 */
+	u8 i_cmd_wnd[8];	/* dword 2 */
+	u8 i_res_cnt[31];	/* dword 3 */
+	u8 valid;		/* dword 3 */
+} __packed;
+
+
 
 /**
  * Post WRB Queue Doorbell Register used by the host Storage

@@ -664,8 +689,8 @@ struct be_fw_cfg {
 #define	OPCODE_COMMON_TCP_UPLOAD	56
 #define OPCODE_COMMON_ISCSI_ERROR_RECOVERY_INVALIDATE_COMMANDS 1
 /* --- CMD_ISCSI_INVALIDATE_CONNECTION_TYPE --- */
-#define CMD_ISCSI_CONNECTION_INVALIDATE 1
-#define CMD_ISCSI_CONNECTION_ISSUE_TCP_RST 2
+#define CMD_ISCSI_CONNECTION_INVALIDATE 0x8001
+#define CMD_ISCSI_CONNECTION_ISSUE_TCP_RST 0x8002
 #define OPCODE_ISCSI_INI_DRIVER_INVALIDATE_CONNECTION 42
 
 #define INI_WR_CMD			1	/* Initiator write command */

index 2fd2544..d587b03 100644
@@ -67,11 +67,11 @@ struct iscsi_cls_session *beiscsi_session_create(struct iscsi_endpoint *ep,
 		cmds_max = beiscsi_ep->phba->params.wrbs_per_cxn;
 	}
 
-	 cls_session = iscsi_session_setup(&beiscsi_iscsi_transport,
-					   shost, cmds_max,
-					   sizeof(*beiscsi_sess),
-					   sizeof(*io_task),
-					   initial_cmdsn, ISCSI_MAX_TARGET);
+	cls_session = iscsi_session_setup(&beiscsi_iscsi_transport,
+					  shost, cmds_max,
+					  sizeof(*beiscsi_sess),
+					  sizeof(*io_task),
+					  initial_cmdsn, ISCSI_MAX_TARGET);
 	if (!cls_session)
 		return NULL;
 	sess = cls_session->dd_data;

@@ -297,7 +297,7 @@ int beiscsi_get_host_param(struct Scsi_Host *shost,
 
 	switch (param) {
 	case ISCSI_HOST_PARAM_HWADDRESS:
-		be_cmd_get_mac_addr(&phba->ctrl, phba->mac_address);
+		be_cmd_get_mac_addr(phba, phba->mac_address);
 		len = sysfs_format_mac(buf, phba->mac_address, ETH_ALEN);
 		break;
 	default:

@@ -377,16 +377,12 @@ int beiscsi_conn_start(struct iscsi_cls_conn *cls_conn)
 	struct beiscsi_conn *beiscsi_conn = conn->dd_data;
 	struct beiscsi_endpoint *beiscsi_ep;
 	struct beiscsi_offload_params params;
-	struct iscsi_session *session = conn->session;
-	struct Scsi_Host *shost = iscsi_session_to_shost(session->cls_session);
-	struct beiscsi_hba *phba = iscsi_host_priv(shost);
 
 	memset(&params, 0, sizeof(struct beiscsi_offload_params));
 	beiscsi_ep = beiscsi_conn->ep;
 	if (!beiscsi_ep)
 		SE_DEBUG(DBG_LVL_1, "In beiscsi_conn_start , no beiscsi_ep\n");
 
-	free_mgmt_sgl_handle(phba, beiscsi_conn->plogin_sgl_handle);
 	beiscsi_conn->login_in_progress = 0;
 	beiscsi_set_params_for_offld(beiscsi_conn, &params);
 	beiscsi_offload_connection(beiscsi_conn, &params);

@@ -498,6 +494,13 @@ beiscsi_ep_connect(struct Scsi_Host *shost, struct sockaddr *dst_addr,
 		SE_DEBUG(DBG_LVL_1, "shost is NULL \n");
 		return ERR_PTR(ret);
 	}
+
+	if (phba->state) {
+		ret = -EBUSY;
+		SE_DEBUG(DBG_LVL_1, "The Adapet state is Not UP \n");
+		return ERR_PTR(ret);
+	}
+
 	ep = iscsi_create_endpoint(sizeof(struct beiscsi_endpoint));
 	if (!ep) {
 		ret = -ENOMEM;

1,527 lines not on this page · raw message

152 lines not on this page · raw message

180 lines not on this page · raw message

index 00e816e..24eaff9 100644
@@ -175,7 +175,9 @@ struct mgmt_hba_attributes {
 	u8 phy_port;
 	u32 firmware_post_status;
 	u32 hba_mtu[8];
-	u32 future_u32[4];
+	u8 iscsi_features;
+	u8 future_u8[3];
+	u32 future_u32[3];
 } __packed;
 
 struct mgmt_controller_attributes {

@@ -246,4 +248,8 @@ unsigned char mgmt_invalidate_connection(struct beiscsi_hba *phba,
 					 unsigned short cid,
 					 unsigned short issue_reset,
 					 unsigned short savecfg_flag);
+
+unsigned char mgmt_fw_cmd(struct be_ctrl_info *ctrl,
+			  struct beiscsi_hba *phba,
+			  char *buf, unsigned int len);
 #endif