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path: root/drivers/scsi/bnx2i/bnx2i_hwi.c
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Diffstat (limited to 'drivers/scsi/bnx2i/bnx2i_hwi.c')
-rw-r--r--drivers/scsi/bnx2i/bnx2i_hwi.c27
1 files changed, 15 insertions, 12 deletions
diff --git a/drivers/scsi/bnx2i/bnx2i_hwi.c b/drivers/scsi/bnx2i/bnx2i_hwi.c
index f0b89513faed..5c54a2d9b834 100644
--- a/drivers/scsi/bnx2i/bnx2i_hwi.c
+++ b/drivers/scsi/bnx2i/bnx2i_hwi.c
@@ -138,7 +138,6 @@ void bnx2i_arm_cq_event_coalescing(struct bnx2i_endpoint *ep, u8 action)
138 u16 next_index; 138 u16 next_index;
139 u32 num_active_cmds; 139 u32 num_active_cmds;
140 140
141
142 /* Coalesce CQ entries only on 10G devices */ 141 /* Coalesce CQ entries only on 10G devices */
143 if (!test_bit(BNX2I_NX2_DEV_57710, &ep->hba->cnic_dev_type)) 142 if (!test_bit(BNX2I_NX2_DEV_57710, &ep->hba->cnic_dev_type))
144 return; 143 return;
@@ -148,16 +147,19 @@ void bnx2i_arm_cq_event_coalescing(struct bnx2i_endpoint *ep, u8 action)
148 * interrupts and other unwanted results 147 * interrupts and other unwanted results
149 */ 148 */
150 cq_db = (struct bnx2i_5771x_cq_db *) ep->qp.cq_pgtbl_virt; 149 cq_db = (struct bnx2i_5771x_cq_db *) ep->qp.cq_pgtbl_virt;
151 if (cq_db->sqn[0] && cq_db->sqn[0] != 0xFFFF)
152 return;
153 150
154 if (action == CNIC_ARM_CQE) { 151 if (action != CNIC_ARM_CQE_FP)
152 if (cq_db->sqn[0] && cq_db->sqn[0] != 0xFFFF)
153 return;
154
155 if (action == CNIC_ARM_CQE || action == CNIC_ARM_CQE_FP) {
155 num_active_cmds = ep->num_active_cmds; 156 num_active_cmds = ep->num_active_cmds;
156 if (num_active_cmds <= event_coal_min) 157 if (num_active_cmds <= event_coal_min)
157 next_index = 1; 158 next_index = 1;
158 else 159 else
159 next_index = event_coal_min + 160 next_index = event_coal_min +
160 (num_active_cmds - event_coal_min) / event_coal_div; 161 ((num_active_cmds - event_coal_min) >>
162 ep->ec_shift);
161 if (!next_index) 163 if (!next_index)
162 next_index = 1; 164 next_index = 1;
163 cq_index = ep->qp.cqe_exp_seq_sn + next_index - 1; 165 cq_index = ep->qp.cqe_exp_seq_sn + next_index - 1;
@@ -1274,6 +1276,7 @@ int bnx2i_send_fw_iscsi_init_msg(struct bnx2i_hba *hba)
1274 iscsi_init.dummy_buffer_addr_hi = 1276 iscsi_init.dummy_buffer_addr_hi =
1275 (u32) ((u64) hba->dummy_buf_dma >> 32); 1277 (u32) ((u64) hba->dummy_buf_dma >> 32);
1276 1278
1279 hba->num_ccell = hba->max_sqes >> 1;
1277 hba->ctx_ccell_tasks = 1280 hba->ctx_ccell_tasks =
1278 ((hba->num_ccell & 0xFFFF) | (hba->max_sqes << 16)); 1281 ((hba->num_ccell & 0xFFFF) | (hba->max_sqes << 16));
1279 iscsi_init.num_ccells_per_conn = hba->num_ccell; 1282 iscsi_init.num_ccells_per_conn = hba->num_ccell;
@@ -1934,7 +1937,6 @@ cqe_out:
1934 qp->cq_cons_idx++; 1937 qp->cq_cons_idx++;
1935 } 1938 }
1936 } 1939 }
1937 bnx2i_arm_cq_event_coalescing(bnx2i_conn->ep, CNIC_ARM_CQE);
1938} 1940}
1939 1941
1940/** 1942/**
@@ -1948,22 +1950,23 @@ cqe_out:
1948static void bnx2i_fastpath_notification(struct bnx2i_hba *hba, 1950static void bnx2i_fastpath_notification(struct bnx2i_hba *hba,
1949 struct iscsi_kcqe *new_cqe_kcqe) 1951 struct iscsi_kcqe *new_cqe_kcqe)
1950{ 1952{
1951 struct bnx2i_conn *conn; 1953 struct bnx2i_conn *bnx2i_conn;
1952 u32 iscsi_cid; 1954 u32 iscsi_cid;
1953 1955
1954 iscsi_cid = new_cqe_kcqe->iscsi_conn_id; 1956 iscsi_cid = new_cqe_kcqe->iscsi_conn_id;
1955 conn = bnx2i_get_conn_from_id(hba, iscsi_cid); 1957 bnx2i_conn = bnx2i_get_conn_from_id(hba, iscsi_cid);
1956 1958
1957 if (!conn) { 1959 if (!bnx2i_conn) {
1958 printk(KERN_ALERT "cid #%x not valid\n", iscsi_cid); 1960 printk(KERN_ALERT "cid #%x not valid\n", iscsi_cid);
1959 return; 1961 return;
1960 } 1962 }
1961 if (!conn->ep) { 1963 if (!bnx2i_conn->ep) {
1962 printk(KERN_ALERT "cid #%x - ep not bound\n", iscsi_cid); 1964 printk(KERN_ALERT "cid #%x - ep not bound\n", iscsi_cid);
1963 return; 1965 return;
1964 } 1966 }
1965 1967 bnx2i_process_new_cqes(bnx2i_conn);
1966 bnx2i_process_new_cqes(conn); 1968 bnx2i_arm_cq_event_coalescing(bnx2i_conn->ep, CNIC_ARM_CQE_FP);
1969 bnx2i_process_new_cqes(bnx2i_conn);
1967} 1970}
1968 1971
1969 1972