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authorJohn Soni Jose <sony.john-n@emulex.com>2012-10-19 19:14:35 -0400
committerJames Bottomley <JBottomley@Parallels.com>2012-11-26 23:59:40 -0500
commitacb9693cb007e126fd313cb696dfbf5c214514cd (patch)
tree5d98e790384346133f81336052b3657da8f01143 /drivers/scsi/be2iscsi/be_mgmt.c
parent09a1093a292aa88af836f4fb3b604af9aa1ece3d (diff)
[SCSI] be2iscsi: Fix session update context with V2 version.
For updating session context on adapter, V2 version is to be used with the latest adapter. This fix checks for the adapter type and uses correct version of session context. Signed-off-by: John Soni Jose <sony.john-n@emulex.com> Signed-off-by: Jayamohan Kallickal <jayamohan.kallickal@emulex.com> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/be2iscsi/be_mgmt.c')
-rw-r--r--drivers/scsi/be2iscsi/be_mgmt.c139
1 files changed, 139 insertions, 0 deletions
diff --git a/drivers/scsi/be2iscsi/be_mgmt.c b/drivers/scsi/be2iscsi/be_mgmt.c
index 1ec1db3a1465..b96a159b12c3 100644
--- 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,
1152{ 1152{
1153 return snprintf(buf, PAGE_SIZE, BE_NAME "\n"); 1153 return snprintf(buf, PAGE_SIZE, BE_NAME "\n");
1154} 1154}
1155
1156void beiscsi_offload_cxn_v0(struct beiscsi_offload_params *params,
1157 struct wrb_handle *pwrb_handle,
1158 struct be_mem_descriptor *mem_descr)
1159{
1160 struct iscsi_wrb *pwrb = pwrb_handle->pwrb;
1161
1162 memset(pwrb, 0, sizeof(*pwrb));
1163 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
1164 max_send_data_segment_length, pwrb,
1165 params->dw[offsetof(struct amap_beiscsi_offload_params,
1166 max_send_data_segment_length) / 32]);
1167 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, type, pwrb,
1168 BE_TGT_CTX_UPDT_CMD);
1169 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
1170 first_burst_length,
1171 pwrb,
1172 params->dw[offsetof(struct amap_beiscsi_offload_params,
1173 first_burst_length) / 32]);
1174 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, erl, pwrb,
1175 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1176 erl) / 32] & OFFLD_PARAMS_ERL));
1177 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, dde, pwrb,
1178 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1179 dde) / 32] & OFFLD_PARAMS_DDE) >> 2);
1180 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, hde, pwrb,
1181 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1182 hde) / 32] & OFFLD_PARAMS_HDE) >> 3);
1183 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, ir2t, pwrb,
1184 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1185 ir2t) / 32] & OFFLD_PARAMS_IR2T) >> 4);
1186 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, imd, pwrb,
1187 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1188 imd) / 32] & OFFLD_PARAMS_IMD) >> 5);
1189 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, stat_sn,
1190 pwrb,
1191 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1192 exp_statsn) / 32] + 1));
1193 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, wrb_idx,
1194 pwrb, pwrb_handle->wrb_index);
1195
1196 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
1197 max_burst_length, pwrb, params->dw[offsetof
1198 (struct amap_beiscsi_offload_params,
1199 max_burst_length) / 32]);
1200
1201 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, ptr2nextwrb,
1202 pwrb, pwrb_handle->nxt_wrb_index);
1203 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
1204 session_state, pwrb, 0);
1205 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, compltonack,
1206 pwrb, 1);
1207 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, notpredblq,
1208 pwrb, 0);
1209 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, mode, pwrb,
1210 0);
1211
1212 mem_descr += ISCSI_MEM_GLOBAL_HEADER;
1213 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
1214 pad_buffer_addr_hi, pwrb,
1215 mem_descr->mem_array[0].bus_address.u.a32.address_hi);
1216 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
1217 pad_buffer_addr_lo, pwrb,
1218 mem_descr->mem_array[0].bus_address.u.a32.address_lo);
1219}
1220
1221void beiscsi_offload_cxn_v2(struct beiscsi_offload_params *params,
1222 struct wrb_handle *pwrb_handle)
1223{
1224 struct iscsi_wrb *pwrb = pwrb_handle->pwrb;
1225
1226 memset(pwrb, 0, sizeof(*pwrb));
1227
1228 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
1229 max_burst_length, pwrb, params->dw[offsetof
1230 (struct amap_beiscsi_offload_params,
1231 max_burst_length) / 32]);
1232 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1233 max_burst_length, pwrb, params->dw[offsetof
1234 (struct amap_beiscsi_offload_params,
1235 max_burst_length) / 32]);
1236 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1237 type, pwrb,
1238 BE_TGT_CTX_UPDT_CMD);
1239 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1240 ptr2nextwrb,
1241 pwrb, pwrb_handle->nxt_wrb_index);
1242 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, wrb_idx,
1243 pwrb, pwrb_handle->wrb_index);
1244 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1245 max_send_data_segment_length, pwrb,
1246 params->dw[offsetof(struct amap_beiscsi_offload_params,
1247 max_send_data_segment_length) / 32]);
1248 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1249 first_burst_length, pwrb,
1250 params->dw[offsetof(struct amap_beiscsi_offload_params,
1251 first_burst_length) / 32]);
1252 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1253 max_recv_dataseg_len, pwrb, BEISCSI_MAX_RECV_DATASEG_LEN);
1254 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1255 max_cxns, pwrb, BEISCSI_MAX_CXNS);
1256 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, erl, pwrb,
1257 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1258 erl) / 32] & OFFLD_PARAMS_ERL));
1259 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, dde, pwrb,
1260 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1261 dde) / 32] & OFFLD_PARAMS_DDE) >> 2);
1262 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, hde, pwrb,
1263 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1264 hde) / 32] & OFFLD_PARAMS_HDE) >> 3);
1265 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1266 ir2t, pwrb,
1267 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1268 ir2t) / 32] & OFFLD_PARAMS_IR2T) >> 4);
1269 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, imd, pwrb,
1270 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1271 imd) / 32] & OFFLD_PARAMS_IMD) >> 5);
1272 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1273 data_seq_inorder,
1274 pwrb,
1275 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1276 data_seq_inorder) / 32] &
1277 OFFLD_PARAMS_DATA_SEQ_INORDER) >> 6);
1278 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
1279 pdu_seq_inorder,
1280 pwrb,
1281 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1282 pdu_seq_inorder) / 32] &
1283 OFFLD_PARAMS_PDU_SEQ_INORDER) >> 7);
1284 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, max_r2t,
1285 pwrb,
1286 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1287 max_r2t) / 32] &
1288 OFFLD_PARAMS_MAX_R2T) >> 8);
1289 AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, stat_sn,
1290 pwrb,
1291 (params->dw[offsetof(struct amap_beiscsi_offload_params,
1292 exp_statsn) / 32] + 1));
1293}
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