-/*
- * Copyright (c) 2007 Cisco Systems, Inc. All rights reserved.
- *
- * This software is available to you under a choice of one of two
- * licenses. You may choose to be licensed under the terms of the GNU
- * General Public License (GPL) Version 2, available from the file
- * COPYING in the main directory of this source tree, or the
- * OpenIB.org BSD license below:
- *
- * Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * - Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- *
- * - Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
- * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
- * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-#include <mlx4_debug.h>
-#include "mlx4_ib.h"
-#include <ib_mad.h>
-#include <ib_smi.h>
-#include "cmd.h"
-
-#if defined(EVENT_TRACING)
-#ifdef offsetof
-#undef offsetof
-#endif
-#include "mad.tmh"
-#endif
-
-
-enum {
- MLX4_IB_VENDOR_CLASS1 = 0x9,
- MLX4_IB_VENDOR_CLASS2 = 0xa
-};
-
-int mlx4_MAD_IFC(struct mlx4_ib_dev *dev, int ignore_mkey, int ignore_bkey,
- int port, ib_wc_t *in_wc, struct ib_grh *in_grh,
- void *in_mad, void *response_mad)
-{
- struct mlx4_cmd_mailbox *inmailbox, *outmailbox;
- u8 *inbox;
- int err;
- u32 in_modifier = port;
- u8 op_modifier = 0;
-
- inmailbox = mlx4_alloc_cmd_mailbox(dev->dev);
- if (IS_ERR(inmailbox))
- return PTR_ERR(inmailbox);
- inbox = inmailbox->buf;
-
- outmailbox = mlx4_alloc_cmd_mailbox(dev->dev);
- if (IS_ERR(outmailbox)) {
- mlx4_free_cmd_mailbox(dev->dev, inmailbox);
- return PTR_ERR(outmailbox);
- }
-
- memcpy(inbox, in_mad, 256);
-
- /*
- * Key check traps can't be generated unless we have in_wc to
- * tell us where to send the trap.
- */
- if (ignore_mkey || !in_wc)
- op_modifier |= 0x1;
- if (ignore_bkey || !in_wc)
- op_modifier |= 0x2;
-
- if (in_wc) {
- struct {
- __be32 my_qpn;
- u32 reserved1;
- __be32 rqpn;
- u8 sl;
- u8 g_path;
- u16 reserved2[2];
- __be16 pkey;
- u32 reserved3[11];
- u8 grh[40];
- } *ext_info;
-
- memset(inbox + 256, 0, 256);
- ext_info = (void*)(inbox + 256);
-
- ext_info->rqpn = in_wc->recv.ud.remote_qp;
- ext_info->sl = in_wc->recv.ud.remote_sl << 4;
- ext_info->g_path = in_wc->recv.ud.path_bits |
- (in_wc->recv.ud.recv_opt & IB_RECV_OPT_GRH_VALID ? 0x80 : 0);
- ext_info->pkey = cpu_to_be16(in_wc->recv.ud.pkey_index);
-
- if (in_grh)
- memcpy(ext_info->grh, in_grh, 40);
-
- op_modifier |= 0x4;
-
- in_modifier |= be16_to_cpu(in_wc->recv.ud.remote_lid) << 16;
- }
-
- err = mlx4_cmd_box(dev->dev, inmailbox->dma.da, outmailbox->dma.da,
- in_modifier, op_modifier,
- MLX4_CMD_MAD_IFC, MLX4_CMD_TIME_CLASS_C);
-
- if (!err)
- memcpy(response_mad, outmailbox->buf, 256);
-
-// mlx4_dbg( dev->dev, "[MLX4_BUS] mlx4_MAD_IFC : port %d, err %d \n", port, err );
-
- mlx4_free_cmd_mailbox(dev->dev, inmailbox);
- mlx4_free_cmd_mailbox(dev->dev, outmailbox);
-
- return err;
-}
-
-static void update_sm_ah(struct mlx4_ib_dev *dev, u8 port_num, u16 lid, u8 sl)
-{
- struct ib_ah *new_ah;
- struct ib_ah_attr ah_attr;
-
- if (!dev->send_agent[port_num - 1][0])
- return;
-
- memset(&ah_attr, 0, sizeof ah_attr);
- ah_attr.dlid = lid;
- ah_attr.sl = sl;
- ah_attr.port_num = port_num;
-
- new_ah = ib_create_ah(dev->send_agent[port_num - 1][0]->qp->pd,
- &ah_attr);
- if (IS_ERR(new_ah))
- return;
-
- spin_lock(&dev->sm_lock);
- if (dev->sm_ah[port_num - 1])
- ib_destroy_ah(dev->sm_ah[port_num - 1]);
- dev->sm_ah[port_num - 1] = new_ah;
- spin_unlock(&dev->sm_lock);
-}
-
-/*
- * Snoop SM MADs for port info and P_Key table sets, so we can
- * synthesize LID change and P_Key change events.
- */
-static void smp_snoop(struct ib_device *ibdev, u8 port_num, struct ib_mad *mad)
-{
- struct ib_event event;
-
- if ((mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_LID_ROUTED ||
- mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE) &&
- mad->mad_hdr.method == IB_MGMT_METHOD_SET) {
- if (mad->mad_hdr.attr_id == IB_SMP_ATTR_PORT_INFO) {
- struct ib_port_info *pinfo =
- (struct ib_port_info *) ((struct ib_smp *) mad)->data;
-
- update_sm_ah(to_mdev(ibdev), port_num,
- be16_to_cpu(pinfo->sm_lid),
- pinfo->neighbormtu_mastersmsl & 0xf);
-
- event.device = ibdev;
- event.element.port_num = port_num;
-
- if(pinfo->clientrereg_resv_subnetto & 0x80)
- event.event = IB_EVENT_CLIENT_REREGISTER;
- else
- event.event = IB_EVENT_LID_CHANGE;
-
- ib_dispatch_event(&event);
- }
-
- if (mad->mad_hdr.attr_id == IB_SMP_ATTR_PKEY_TABLE) {
- event.device = ibdev;
- event.event = IB_EVENT_PKEY_CHANGE;
- event.element.port_num = port_num;
- ib_dispatch_event(&event);
- }
- }
-}
-
-static void node_desc_override(struct ib_device *dev,
- struct ib_mad *mad)
-{
- if ((mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_LID_ROUTED ||
- mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE) &&
- mad->mad_hdr.method == IB_MGMT_METHOD_GET_RESP &&
- mad->mad_hdr.attr_id == IB_SMP_ATTR_NODE_DESC) {
- spin_lock(&to_mdev(dev)->sm_lock);
- memcpy(((struct ib_smp *) mad)->data, dev->node_desc, 64);
- spin_unlock(&to_mdev(dev)->sm_lock);
- }
-}
-
-int mlx4_ib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num,
- ib_wc_t *in_wc, struct ib_grh *in_grh,
- struct ib_mad *in_mad, struct ib_mad *out_mad)
-{
- u16 slid;
- int err;
-
- if (mlx4_is_barred(ibdev->dma_device))
- return -EFAULT;
-
- slid = in_wc ? be16_to_cpu(in_wc->recv.ud.remote_lid) : be16_to_cpu(XIB_LID_PERMISSIVE);
-
- if (in_mad->mad_hdr.method == IB_MGMT_METHOD_TRAP && slid == 0) {
- // we never comes here !
- ASSERT(0);
- MLX4_PRINT( TRACE_LEVEL_ERROR ,MLX4_DBG_MAD ,
- (" Received a trap from HCA, which is unexpected here !\n" ));
- // forward_trap(to_mdev(ibdev), port_num, in_mad);
- return IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_CONSUMED;
- }
-
- if (in_mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_LID_ROUTED ||
- in_mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE) {
- if (in_mad->mad_hdr.method != IB_MGMT_METHOD_GET &&
- in_mad->mad_hdr.method != IB_MGMT_METHOD_SET &&
- in_mad->mad_hdr.method != IB_MGMT_METHOD_TRAP_REPRESS)
- return IB_MAD_RESULT_SUCCESS;
-
- /*
- * Don't process SMInfo queries or vendor-specific
- * MADs -- the SMA can't handle them.
- */
- if (in_mad->mad_hdr.attr_id == IB_SMP_ATTR_SM_INFO ||
- ((in_mad->mad_hdr.attr_id & IB_SMP_ATTR_VENDOR_MASK) ==
- IB_SMP_ATTR_VENDOR_MASK))
- return IB_MAD_RESULT_SUCCESS;
- } else if (in_mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_PERF_MGMT ||
- in_mad->mad_hdr.mgmt_class == MLX4_IB_VENDOR_CLASS1 ||
- in_mad->mad_hdr.mgmt_class == MLX4_IB_VENDOR_CLASS2) {
- if (in_mad->mad_hdr.method != IB_MGMT_METHOD_GET &&
- in_mad->mad_hdr.method != IB_MGMT_METHOD_SET)
- return IB_MAD_RESULT_SUCCESS;
- } else
- return IB_MAD_RESULT_SUCCESS;
-
- err = mlx4_MAD_IFC(to_mdev(ibdev),
- mad_flags & IB_MAD_IGNORE_MKEY,
- mad_flags & IB_MAD_IGNORE_BKEY,
- port_num, in_wc, in_grh, in_mad, out_mad);
- if (err)
- return IB_MAD_RESULT_FAILURE;
-
- if (!out_mad->mad_hdr.status) {
- smp_snoop(ibdev, port_num, in_mad);
- node_desc_override(ibdev, out_mad);
- }
-
- /* set return bit in status of directed route responses */
- if (in_mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)
- out_mad->mad_hdr.status |= cpu_to_be16(1 << 15);
-
- if (in_mad->mad_hdr.method == IB_MGMT_METHOD_TRAP_REPRESS)
- /* no response for trap repress */
- return IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_CONSUMED;
-
- return IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_REPLY;
-}
+/*\r
+ * Copyright (c) 2007 Cisco Systems, Inc. All rights reserved.\r
+ *\r
+ * This software is available to you under a choice of one of two\r
+ * licenses. You may choose to be licensed under the terms of the GNU\r
+ * General Public License (GPL) Version 2, available from the file\r
+ * COPYING in the main directory of this source tree, or the\r
+ * OpenIB.org BSD license below:\r
+ *\r
+ * Redistribution and use in source and binary forms, with or\r
+ * without modification, are permitted provided that the following\r
+ * conditions are met:\r
+ *\r
+ * - Redistributions of source code must retain the above\r
+ * copyright notice, this list of conditions and the following\r
+ * disclaimer.\r
+ *\r
+ * - Redistributions in binary form must reproduce the above\r
+ * copyright notice, this list of conditions and the following\r
+ * disclaimer in the documentation and/or other materials\r
+ * provided with the distribution.\r
+ *\r
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,\r
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF\r
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND\r
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS\r
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN\r
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN\r
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE\r
+ * SOFTWARE.\r
+ */\r
+\r
+#include <mlx4_debug.h>\r
+#include "mlx4_ib.h"\r
+#include <ib_mad.h>\r
+#include <ib_smi.h>\r
+#include "cmd.h"\r
+\r
+#if defined(EVENT_TRACING)\r
+#ifdef offsetof\r
+#undef offsetof\r
+#endif\r
+#include "mad.tmh"\r
+#endif\r
+\r
+\r
+int mlx4_MAD_IFC(struct mlx4_ib_dev *dev, int ignore_mkey, int ignore_bkey,\r
+ int port, ib_wc_t *in_wc, struct ib_grh *in_grh,\r
+ void *in_mad, void *response_mad)\r
+{\r
+ struct mlx4_cmd_mailbox *inmailbox, *outmailbox;\r
+ u8 *inbox;\r
+ int err;\r
+ u32 in_modifier = port;\r
+ u8 op_modifier = 0;\r
+\r
+ inmailbox = mlx4_alloc_cmd_mailbox(dev->dev);\r
+ if (IS_ERR(inmailbox))\r
+ return PTR_ERR(inmailbox);\r
+ inbox = inmailbox->buf;\r
+\r
+ outmailbox = mlx4_alloc_cmd_mailbox(dev->dev);\r
+ if (IS_ERR(outmailbox)) {\r
+ mlx4_free_cmd_mailbox(dev->dev, inmailbox);\r
+ return PTR_ERR(outmailbox);\r
+ }\r
+\r
+ memcpy(inbox, in_mad, 256);\r
+\r
+ /*\r
+ * Key check traps can't be generated unless we have in_wc to\r
+ * tell us where to send the trap.\r
+ */\r
+ if (ignore_mkey || !in_wc)\r
+ op_modifier |= 0x1;\r
+ if (ignore_bkey || !in_wc)\r
+ op_modifier |= 0x2;\r
+\r
+ if (in_wc) {\r
+ struct {\r
+ __be32 my_qpn;\r
+ u32 reserved1;\r
+ __be32 rqpn;\r
+ u8 sl;\r
+ u8 g_path;\r
+ u16 reserved2[2];\r
+ __be16 pkey;\r
+ u32 reserved3[11];\r
+ u8 grh[40];\r
+ } *ext_info;\r
+\r
+ memset(inbox + 256, 0, 256);\r
+ ext_info = (void*)(inbox + 256);\r
+\r
+ ext_info->rqpn = in_wc->recv.ud.remote_qp;\r
+ ext_info->sl = in_wc->recv.ud.remote_sl << 4;\r
+ ext_info->g_path = in_wc->recv.ud.path_bits |\r
+ (in_wc->recv.ud.recv_opt & IB_RECV_OPT_GRH_VALID ? 0x80 : 0);\r
+ ext_info->pkey = cpu_to_be16(in_wc->recv.ud.pkey_index);\r
+\r
+ if (in_grh)\r
+ memcpy(ext_info->grh, in_grh, 40);\r
+\r
+ op_modifier |= 0x4;\r
+\r
+ in_modifier |= be16_to_cpu(in_wc->recv.ud.remote_lid) << 16;\r
+ }\r
+\r
+ err = mlx4_cmd_box(dev->dev, inmailbox->dma.da, outmailbox->dma.da,\r
+ in_modifier, op_modifier,\r
+ MLX4_CMD_MAD_IFC, MLX4_CMD_TIME_CLASS_C);\r
+\r
+ if (!err)\r
+ memcpy(response_mad, outmailbox->buf, 256);\r
+\r
+// mlx4_dbg( dev->dev, "[MLX4_BUS] mlx4_MAD_IFC : port %d, err %d \n", port, err );\r
+\r
+ mlx4_free_cmd_mailbox(dev->dev, inmailbox);\r
+ mlx4_free_cmd_mailbox(dev->dev, outmailbox);\r
+\r
+ return err;\r
+}\r
+\r
+static void update_sm_ah(struct mlx4_ib_dev *dev, u8 port_num, u16 lid, u8 sl)\r
+{\r
+ struct ib_ah *new_ah;\r
+ struct ib_ah_attr ah_attr;\r
+\r
+ if (!dev->send_agent[port_num - 1][0])\r
+ return;\r
+\r
+ memset(&ah_attr, 0, sizeof ah_attr);\r
+ ah_attr.dlid = lid;\r
+ ah_attr.sl = sl;\r
+ ah_attr.port_num = port_num;\r
+\r
+ new_ah = ib_create_ah(dev->send_agent[port_num - 1][0]->qp->pd,\r
+ &ah_attr);\r
+ if (IS_ERR(new_ah))\r
+ return;\r
+\r
+ spin_lock(&dev->sm_lock);\r
+ if (dev->sm_ah[port_num - 1])\r
+ ib_destroy_ah(dev->sm_ah[port_num - 1]);\r
+ dev->sm_ah[port_num - 1] = new_ah;\r
+ spin_unlock(&dev->sm_lock);\r
+}\r
+\r
+/*\r
+ * Snoop SM MADs for port info and P_Key table sets, so we can\r
+ * synthesize LID change and P_Key change events.\r
+ */\r
+static void smp_snoop(struct ib_device *ibdev, u8 port_num, struct ib_mad *mad)\r
+{\r
+ struct ib_event event;\r
+\r
+ if ((mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_LID_ROUTED ||\r
+ mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE) &&\r
+ mad->mad_hdr.method == IB_MGMT_METHOD_SET) {\r
+ if (mad->mad_hdr.attr_id == IB_SMP_ATTR_PORT_INFO) {\r
+ struct ib_port_info *pinfo =\r
+ (struct ib_port_info *) ((struct ib_smp *) mad)->data;\r
+\r
+ update_sm_ah(to_mdev(ibdev), port_num,\r
+ be16_to_cpu(pinfo->sm_lid),\r
+ pinfo->neighbormtu_mastersmsl & 0xf);\r
+\r
+ event.device = ibdev;\r
+ event.element.port_num = port_num;\r
+\r
+ if(pinfo->clientrereg_resv_subnetto & 0x80)\r
+ event.event = IB_EVENT_CLIENT_REREGISTER;\r
+ else\r
+ event.event = IB_EVENT_LID_CHANGE;\r
+\r
+ ib_dispatch_event(&event);\r
+ }\r
+\r
+ if (mad->mad_hdr.attr_id == IB_SMP_ATTR_PKEY_TABLE) {\r
+ event.device = ibdev;\r
+ event.event = IB_EVENT_PKEY_CHANGE;\r
+ event.element.port_num = port_num;\r
+ ib_dispatch_event(&event);\r
+ }\r
+ }\r
+}\r
+\r
+static void node_desc_override(struct ib_device *dev,\r
+ struct ib_mad *mad)\r
+{\r
+ if ((mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_LID_ROUTED ||\r
+ mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE) &&\r
+ mad->mad_hdr.method == IB_MGMT_METHOD_GET_RESP &&\r
+ mad->mad_hdr.attr_id == IB_SMP_ATTR_NODE_DESC) {\r
+ spin_lock(&to_mdev(dev)->sm_lock);\r
+ memcpy(((struct ib_smp *) mad)->data, dev->node_desc, 64);\r
+ spin_unlock(&to_mdev(dev)->sm_lock);\r
+ }\r
+}\r
+\r
+int mlx4_ib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num,\r
+ ib_wc_t *in_wc, struct ib_grh *in_grh,\r
+ struct ib_mad *in_mad, struct ib_mad *out_mad)\r
+{\r
+ u16 slid;\r
+ int err;\r
+\r
+ if (mlx4_is_barred(ibdev->dma_device))\r
+ return -EFAULT;\r
+\r
+ slid = in_wc ? be16_to_cpu(in_wc->recv.ud.remote_lid) : be16_to_cpu(XIB_LID_PERMISSIVE);\r
+\r
+ if (in_mad->mad_hdr.method == IB_MGMT_METHOD_TRAP && slid == 0) {\r
+ // we never comes here !\r
+ ASSERT(0);\r
+ MLX4_PRINT( TRACE_LEVEL_ERROR ,MLX4_DBG_MAD ,\r
+ (" Received a trap from HCA, which is unexpected here !\n" ));\r
+ // forward_trap(to_mdev(ibdev), port_num, in_mad);\r
+ return IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_CONSUMED;\r
+ }\r
+\r
+ if (in_mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_LID_ROUTED ||\r
+ in_mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE) {\r
+ if (in_mad->mad_hdr.method != IB_MGMT_METHOD_GET &&\r
+ in_mad->mad_hdr.method != IB_MGMT_METHOD_SET &&\r
+ in_mad->mad_hdr.method != IB_MGMT_METHOD_TRAP_REPRESS)\r
+ return IB_MAD_RESULT_SUCCESS;\r
+\r
+ /*\r
+ * Don't process SMInfo queries or vendor-specific\r
+ * MADs -- the SMA can't handle them.\r
+ */\r
+ if (in_mad->mad_hdr.attr_id == IB_SMP_ATTR_SM_INFO ||\r
+ ((in_mad->mad_hdr.attr_id & IB_SMP_ATTR_VENDOR_MASK) ==\r
+ IB_SMP_ATTR_VENDOR_MASK))\r
+ return IB_MAD_RESULT_SUCCESS;\r
+ } else if (in_mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_PERF_MGMT ||\r
+ in_mad->mad_hdr.mgmt_class == IB_MLX_VENDOR_CLASS1 ||\r
+ in_mad->mad_hdr.mgmt_class == IB_MLX_VENDOR_CLASS2) {\r
+ if (in_mad->mad_hdr.method != IB_MGMT_METHOD_GET &&\r
+ in_mad->mad_hdr.method != IB_MGMT_METHOD_SET)\r
+ return IB_MAD_RESULT_SUCCESS;\r
+ } else\r
+ return IB_MAD_RESULT_SUCCESS;\r
+\r
+ err = mlx4_MAD_IFC(to_mdev(ibdev),\r
+ mad_flags & IB_MAD_IGNORE_MKEY,\r
+ mad_flags & IB_MAD_IGNORE_BKEY,\r
+ port_num, in_wc, in_grh, in_mad, out_mad);\r
+ if (err)\r
+ return IB_MAD_RESULT_FAILURE;\r
+\r
+ if (!out_mad->mad_hdr.status) {\r
+ smp_snoop(ibdev, port_num, in_mad);\r
+ node_desc_override(ibdev, out_mad);\r
+ }\r
+\r
+ /* set return bit in status of directed route responses */\r
+ if (in_mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)\r
+ out_mad->mad_hdr.status |= cpu_to_be16(1 << 15);\r
+\r
+ if (in_mad->mad_hdr.method == IB_MGMT_METHOD_TRAP_REPRESS)\r
+ /* no response for trap repress */\r
+ return IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_CONSUMED;\r
+\r
+ return IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_REPLY;\r
+}\r
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