staging/rdma/hfi1: Remove srq functionality

srq functionality is now in rdmavt. Remove it from the hfi1 driver.
Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Reviewed-by: Harish Chegondi <harish.chegondi@intel.com>
Signed-off-by: Jubin John <jubin.john@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

drivers/staging/rdma/hfi1/Makefile

@@ -9,7 +9,7 @@ obj-$(CONFIG_INFINIBAND_HFI1) += hfi1.o
 
 hfi1-y := chip.o device.o diag.o driver.o efivar.o eprom.o file_ops.o firmware.o \
 	init.o intr.o mad.o pcie.o pio.o pio_copy.o \
-	qp.o qsfp.o rc.o ruc.o sdma.o srq.o sysfs.o trace.o twsi.o \
+	qp.o qsfp.o rc.o ruc.o sdma.o sysfs.o trace.o twsi.o \
 	uc.o ud.o user_exp_rcv.o user_pages.o user_sdma.o verbs.o
 hfi1-$(CONFIG_DEBUG_FS) += debugfs.o
 

drivers/staging/rdma/hfi1/verbs.c

@@ -1474,7 +1474,6 @@ int hfi1_register_ib_device(struct hfi1_devdata *dd)
 
 	/* Only need to initialize non-zero fields. */
 
-	spin_lock_init(&dev->n_srqs_lock);
 	init_timer(&dev->mem_timer);
 	dev->mem_timer.function = mem_timer;
 	dev->mem_timer.data = (unsigned long) dev;
@@ -1513,11 +1512,6 @@ int hfi1_register_ib_device(struct hfi1_devdata *dd)
 	ibdev->query_port = query_port;
 	ibdev->modify_port = modify_port;
 	ibdev->query_gid = query_gid;
-	ibdev->create_srq = hfi1_create_srq;
-	ibdev->modify_srq = hfi1_modify_srq;
-	ibdev->query_srq = hfi1_query_srq;
-	ibdev->destroy_srq = hfi1_destroy_srq;
-	ibdev->post_srq_recv = hfi1_post_srq_receive;
 
 	/* keep process mad in the driver */
 	ibdev->process_mad = hfi1_process_mad;

drivers/staging/rdma/hfi1/verbs.h

@@ -272,8 +272,6 @@ struct hfi1_ibdev {
 	u64 n_kmem_wait;
 	u64 n_send_schedule;
 
-	u32 n_srqs_allocated;   /* number of SRQs allocated for device */
-	spinlock_t n_srqs_lock;
 #ifdef CONFIG_DEBUG_FS
 	/* per HFI debugfs */
 	struct dentry *hfi1_ibdev_dbg;
@@ -431,21 +429,6 @@ void hfi1_ud_rcv(struct hfi1_packet *packet);
 
 int hfi1_lookup_pkey_idx(struct hfi1_ibport *ibp, u16 pkey);
 
-int hfi1_post_srq_receive(struct ib_srq *ibsrq, struct ib_recv_wr *wr,
-			  struct ib_recv_wr **bad_wr);
-
-struct ib_srq *hfi1_create_srq(struct ib_pd *ibpd,
-			       struct ib_srq_init_attr *srq_init_attr,
-			       struct ib_udata *udata);
-
-int hfi1_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr,
-		    enum ib_srq_attr_mask attr_mask,
-		    struct ib_udata *udata);
-
-int hfi1_query_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr);
-
-int hfi1_destroy_srq(struct ib_srq *ibsrq);
-
 int hfi1_rvt_get_rwqe(struct rvt_qp *qp, int wr_id_only);
 
 void hfi1_migrate_qp(struct rvt_qp *qp);