[SCSI] be2iscsi: Fix session update context with V2 version.

[firefly-linux-kernel-4.4.55.git] / drivers / scsi / be2iscsi / be_mgmt.c

diff --git a/drivers/scsi/be2iscsi/be_mgmt.c b/drivers/scsi/be2iscsi/be_mgmt.c
index 1ec1db3a1465bd0fbb3ebbdcc723ae7fefb04f7e..b96a159b12c324082f3e42edc3754cb6ac23e887 100644 (file)
--- a/drivers/scsi/be2iscsi/be_mgmt.c
+++ b/drivers/scsi/be2iscsi/be_mgmt.c
@@ -1152,3 +1152,142 @@ beiscsi_drvr_ver_disp(struct device *dev, struct device_attribute *attr,
 {
        return snprintf(buf, PAGE_SIZE, BE_NAME "\n");
 }
+
+void beiscsi_offload_cxn_v0(struct beiscsi_offload_params *params,
+                            struct wrb_handle *pwrb_handle,
+                            struct be_mem_descriptor *mem_descr)
+{
+       struct iscsi_wrb *pwrb = pwrb_handle->pwrb;
+
+       memset(pwrb, 0, sizeof(*pwrb));
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
+                     max_send_data_segment_length, pwrb,
+                     params->dw[offsetof(struct amap_beiscsi_offload_params,
+                     max_send_data_segment_length) / 32]);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, type, pwrb,
+                     BE_TGT_CTX_UPDT_CMD);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
+                     first_burst_length,
+                     pwrb,
+                     params->dw[offsetof(struct amap_beiscsi_offload_params,
+                     first_burst_length) / 32]);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, erl, pwrb,
+                     (params->dw[offsetof(struct amap_beiscsi_offload_params,
+                     erl) / 32] & OFFLD_PARAMS_ERL));
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, dde, pwrb,
+                     (params->dw[offsetof(struct amap_beiscsi_offload_params,
+                      dde) / 32] & OFFLD_PARAMS_DDE) >> 2);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, hde, pwrb,
+                     (params->dw[offsetof(struct amap_beiscsi_offload_params,
+                     hde) / 32] & OFFLD_PARAMS_HDE) >> 3);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, ir2t, pwrb,
+                     (params->dw[offsetof(struct amap_beiscsi_offload_params,
+                     ir2t) / 32] & OFFLD_PARAMS_IR2T) >> 4);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, imd, pwrb,
+                     (params->dw[offsetof(struct amap_beiscsi_offload_params,
+                     imd) / 32] & OFFLD_PARAMS_IMD) >> 5);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, stat_sn,
+                     pwrb,
+                     (params->dw[offsetof(struct amap_beiscsi_offload_params,
+                     exp_statsn) / 32] + 1));
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, wrb_idx,
+                     pwrb, pwrb_handle->wrb_index);
+
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
+                     max_burst_length, pwrb, params->dw[offsetof
+                     (struct amap_beiscsi_offload_params,
+                     max_burst_length) / 32]);
+
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, ptr2nextwrb,
+                     pwrb, pwrb_handle->nxt_wrb_index);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
+                     session_state, pwrb, 0);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, compltonack,
+                     pwrb, 1);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, notpredblq,
+                     pwrb, 0);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, mode, pwrb,
+                     0);
+
+       mem_descr += ISCSI_MEM_GLOBAL_HEADER;
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
+                     pad_buffer_addr_hi, pwrb,
+                     mem_descr->mem_array[0].bus_address.u.a32.address_hi);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
+                     pad_buffer_addr_lo, pwrb,
+                     mem_descr->mem_array[0].bus_address.u.a32.address_lo);
+}
+
+void beiscsi_offload_cxn_v2(struct beiscsi_offload_params *params,
+                            struct wrb_handle *pwrb_handle)
+{
+       struct iscsi_wrb *pwrb = pwrb_handle->pwrb;
+
+       memset(pwrb, 0, sizeof(*pwrb));
+
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
+                     max_burst_length, pwrb, params->dw[offsetof
+                     (struct amap_beiscsi_offload_params,
+                     max_burst_length) / 32]);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
+                     max_burst_length, pwrb, params->dw[offsetof
+                     (struct amap_beiscsi_offload_params,
+                     max_burst_length) / 32]);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
+                     type, pwrb,
+                     BE_TGT_CTX_UPDT_CMD);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
+                     ptr2nextwrb,
+                     pwrb, pwrb_handle->nxt_wrb_index);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, wrb_idx,
+                     pwrb, pwrb_handle->wrb_index);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
+                     max_send_data_segment_length, pwrb,
+                     params->dw[offsetof(struct amap_beiscsi_offload_params,
+                     max_send_data_segment_length) / 32]);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
+                     first_burst_length, pwrb,
+                     params->dw[offsetof(struct amap_beiscsi_offload_params,
+                     first_burst_length) / 32]);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
+                     max_recv_dataseg_len, pwrb, BEISCSI_MAX_RECV_DATASEG_LEN);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
+                     max_cxns, pwrb, BEISCSI_MAX_CXNS);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, erl, pwrb,
+                     (params->dw[offsetof(struct amap_beiscsi_offload_params,
+                     erl) / 32] & OFFLD_PARAMS_ERL));
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, dde, pwrb,
+                     (params->dw[offsetof(struct amap_beiscsi_offload_params,
+                     dde) / 32] & OFFLD_PARAMS_DDE) >> 2);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, hde, pwrb,
+                     (params->dw[offsetof(struct amap_beiscsi_offload_params,
+                     hde) / 32] & OFFLD_PARAMS_HDE) >> 3);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
+                     ir2t, pwrb,
+                     (params->dw[offsetof(struct amap_beiscsi_offload_params,
+                     ir2t) / 32] & OFFLD_PARAMS_IR2T) >> 4);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, imd, pwrb,
+                     (params->dw[offsetof(struct amap_beiscsi_offload_params,
+                     imd) / 32] & OFFLD_PARAMS_IMD) >> 5);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
+                     data_seq_inorder,
+                     pwrb,
+                     (params->dw[offsetof(struct amap_beiscsi_offload_params,
+                     data_seq_inorder) / 32] &
+                     OFFLD_PARAMS_DATA_SEQ_INORDER) >> 6);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
+                     pdu_seq_inorder,
+                     pwrb,
+                     (params->dw[offsetof(struct amap_beiscsi_offload_params,
+                     pdu_seq_inorder) / 32] &
+                     OFFLD_PARAMS_PDU_SEQ_INORDER) >> 7);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, max_r2t,
+                     pwrb,
+                     (params->dw[offsetof(struct amap_beiscsi_offload_params,
+                     max_r2t) / 32] &
+                     OFFLD_PARAMS_MAX_R2T) >> 8);
+       AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, stat_sn,
+                     pwrb,
+                    (params->dw[offsetof(struct amap_beiscsi_offload_params,
+                     exp_statsn) / 32] + 1));
+}