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path: root/drivers/infiniband/hw/cxgb4
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Diffstat (limited to 'drivers/infiniband/hw/cxgb4')
-rw-r--r--drivers/infiniband/hw/cxgb4/cm.c4
-rw-r--r--drivers/infiniband/hw/cxgb4/cq.c3
-rw-r--r--drivers/infiniband/hw/cxgb4/iw_cxgb4.h7
-rw-r--r--drivers/infiniband/hw/cxgb4/mem.c40
-rw-r--r--drivers/infiniband/hw/cxgb4/provider.c11
-rw-r--r--drivers/infiniband/hw/cxgb4/qp.c3
6 files changed, 32 insertions, 36 deletions
diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index 1f288c73ccfc..8769e7aa097f 100644
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -77,9 +77,9 @@ static int enable_ecn;
module_param(enable_ecn, int, 0644);
MODULE_PARM_DESC(enable_ecn, "Enable ECN (default=0/disabled)");
-static int dack_mode = 1;
+static int dack_mode;
module_param(dack_mode, int, 0644);
-MODULE_PARM_DESC(dack_mode, "Delayed ack mode (default=1)");
+MODULE_PARM_DESC(dack_mode, "Delayed ack mode (default=0)");
uint c4iw_max_read_depth = 32;
module_param(c4iw_max_read_depth, int, 0644);
diff --git a/drivers/infiniband/hw/cxgb4/cq.c b/drivers/infiniband/hw/cxgb4/cq.c
index 352b8af1998a..28349ed50885 100644
--- a/drivers/infiniband/hw/cxgb4/cq.c
+++ b/drivers/infiniband/hw/cxgb4/cq.c
@@ -967,7 +967,7 @@ int c4iw_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *wc)
return !err || err == -ENODATA ? npolled : err;
}
-void c4iw_destroy_cq(struct ib_cq *ib_cq, struct ib_udata *udata)
+int c4iw_destroy_cq(struct ib_cq *ib_cq, struct ib_udata *udata)
{
struct c4iw_cq *chp;
struct c4iw_ucontext *ucontext;
@@ -985,6 +985,7 @@ void c4iw_destroy_cq(struct ib_cq *ib_cq, struct ib_udata *udata)
ucontext ? &ucontext->uctx : &chp->cq.rdev->uctx,
chp->destroy_skb, chp->wr_waitp);
c4iw_put_wr_wait(chp->wr_waitp);
+ return 0;
}
int c4iw_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr,
diff --git a/drivers/infiniband/hw/cxgb4/iw_cxgb4.h b/drivers/infiniband/hw/cxgb4/iw_cxgb4.h
index 2b2b009b371a..a27899402f59 100644
--- a/drivers/infiniband/hw/cxgb4/iw_cxgb4.h
+++ b/drivers/infiniband/hw/cxgb4/iw_cxgb4.h
@@ -985,21 +985,20 @@ int c4iw_map_mr_sg(struct ib_mr *ibmr, struct scatterlist *sg, int sg_nents,
unsigned int *sg_offset);
int c4iw_dealloc_mw(struct ib_mw *mw);
void c4iw_dealloc(struct uld_ctx *ctx);
-struct ib_mw *c4iw_alloc_mw(struct ib_pd *pd, enum ib_mw_type type,
- struct ib_udata *udata);
+int c4iw_alloc_mw(struct ib_mw *mw, struct ib_udata *udata);
struct ib_mr *c4iw_reg_user_mr(struct ib_pd *pd, u64 start,
u64 length, u64 virt, int acc,
struct ib_udata *udata);
struct ib_mr *c4iw_get_dma_mr(struct ib_pd *pd, int acc);
int c4iw_dereg_mr(struct ib_mr *ib_mr, struct ib_udata *udata);
-void c4iw_destroy_cq(struct ib_cq *ib_cq, struct ib_udata *udata);
+int c4iw_destroy_cq(struct ib_cq *ib_cq, struct ib_udata *udata);
int c4iw_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr,
struct ib_udata *udata);
int c4iw_arm_cq(struct ib_cq *ibcq, enum ib_cq_notify_flags flags);
int c4iw_modify_srq(struct ib_srq *ib_srq, struct ib_srq_attr *attr,
enum ib_srq_attr_mask srq_attr_mask,
struct ib_udata *udata);
-void c4iw_destroy_srq(struct ib_srq *ib_srq, struct ib_udata *udata);
+int c4iw_destroy_srq(struct ib_srq *ib_srq, struct ib_udata *udata);
int c4iw_create_srq(struct ib_srq *srq, struct ib_srq_init_attr *attrs,
struct ib_udata *udata);
int c4iw_destroy_qp(struct ib_qp *ib_qp, struct ib_udata *udata);
diff --git a/drivers/infiniband/hw/cxgb4/mem.c b/drivers/infiniband/hw/cxgb4/mem.c
index 73936c3341b7..42234df896fb 100644
--- a/drivers/infiniband/hw/cxgb4/mem.c
+++ b/drivers/infiniband/hw/cxgb4/mem.c
@@ -510,7 +510,7 @@ struct ib_mr *c4iw_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
__be64 *pages;
int shift, n, i;
int err = -ENOMEM;
- struct sg_dma_page_iter sg_iter;
+ struct ib_block_iter biter;
struct c4iw_dev *rhp;
struct c4iw_pd *php;
struct c4iw_mr *mhp;
@@ -548,7 +548,7 @@ struct ib_mr *c4iw_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
shift = PAGE_SHIFT;
- n = ib_umem_num_pages(mhp->umem);
+ n = ib_umem_num_dma_blocks(mhp->umem, 1 << shift);
err = alloc_pbl(mhp, n);
if (err)
goto err_umem_release;
@@ -561,8 +561,8 @@ struct ib_mr *c4iw_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
i = n = 0;
- for_each_sg_dma_page(mhp->umem->sg_head.sgl, &sg_iter, mhp->umem->nmap, 0) {
- pages[i++] = cpu_to_be64(sg_page_iter_dma_address(&sg_iter));
+ rdma_umem_for_each_dma_block(mhp->umem, &biter, 1 << shift) {
+ pages[i++] = cpu_to_be64(rdma_block_iter_dma_address(&biter));
if (i == PAGE_SIZE / sizeof(*pages)) {
err = write_pbl(&mhp->rhp->rdev, pages,
mhp->attr.pbl_addr + (n << 3), i,
@@ -611,30 +611,23 @@ err_free_mhp:
return ERR_PTR(err);
}
-struct ib_mw *c4iw_alloc_mw(struct ib_pd *pd, enum ib_mw_type type,
- struct ib_udata *udata)
+int c4iw_alloc_mw(struct ib_mw *ibmw, struct ib_udata *udata)
{
+ struct c4iw_mw *mhp = to_c4iw_mw(ibmw);
struct c4iw_dev *rhp;
struct c4iw_pd *php;
- struct c4iw_mw *mhp;
u32 mmid;
u32 stag = 0;
int ret;
- if (type != IB_MW_TYPE_1)
- return ERR_PTR(-EINVAL);
+ if (ibmw->type != IB_MW_TYPE_1)
+ return -EINVAL;
- php = to_c4iw_pd(pd);
+ php = to_c4iw_pd(ibmw->pd);
rhp = php->rhp;
- mhp = kzalloc(sizeof(*mhp), GFP_KERNEL);
- if (!mhp)
- return ERR_PTR(-ENOMEM);
-
mhp->wr_waitp = c4iw_alloc_wr_wait(GFP_KERNEL);
- if (!mhp->wr_waitp) {
- ret = -ENOMEM;
- goto free_mhp;
- }
+ if (!mhp->wr_waitp)
+ return -ENOMEM;
mhp->dereg_skb = alloc_skb(SGE_MAX_WR_LEN, GFP_KERNEL);
if (!mhp->dereg_skb) {
@@ -645,18 +638,19 @@ struct ib_mw *c4iw_alloc_mw(struct ib_pd *pd, enum ib_mw_type type,
ret = allocate_window(&rhp->rdev, &stag, php->pdid, mhp->wr_waitp);
if (ret)
goto free_skb;
+
mhp->rhp = rhp;
mhp->attr.pdid = php->pdid;
mhp->attr.type = FW_RI_STAG_MW;
mhp->attr.stag = stag;
mmid = (stag) >> 8;
- mhp->ibmw.rkey = stag;
+ ibmw->rkey = stag;
if (xa_insert_irq(&rhp->mrs, mmid, mhp, GFP_KERNEL)) {
ret = -ENOMEM;
goto dealloc_win;
}
pr_debug("mmid 0x%x mhp %p stag 0x%x\n", mmid, mhp, stag);
- return &(mhp->ibmw);
+ return 0;
dealloc_win:
deallocate_window(&rhp->rdev, mhp->attr.stag, mhp->dereg_skb,
@@ -665,9 +659,7 @@ free_skb:
kfree_skb(mhp->dereg_skb);
free_wr_wait:
c4iw_put_wr_wait(mhp->wr_waitp);
-free_mhp:
- kfree(mhp);
- return ERR_PTR(ret);
+ return ret;
}
int c4iw_dealloc_mw(struct ib_mw *mw)
@@ -684,8 +676,6 @@ int c4iw_dealloc_mw(struct ib_mw *mw)
mhp->wr_waitp);
kfree_skb(mhp->dereg_skb);
c4iw_put_wr_wait(mhp->wr_waitp);
- pr_debug("ib_mw %p mmid 0x%x ptr %p\n", mw, mmid, mhp);
- kfree(mhp);
return 0;
}
diff --git a/drivers/infiniband/hw/cxgb4/provider.c b/drivers/infiniband/hw/cxgb4/provider.c
index 6c579d2d3997..8138c57a1e43 100644
--- a/drivers/infiniband/hw/cxgb4/provider.c
+++ b/drivers/infiniband/hw/cxgb4/provider.c
@@ -190,7 +190,7 @@ static int c4iw_mmap(struct ib_ucontext *context, struct vm_area_struct *vma)
return ret;
}
-static void c4iw_deallocate_pd(struct ib_pd *pd, struct ib_udata *udata)
+static int c4iw_deallocate_pd(struct ib_pd *pd, struct ib_udata *udata)
{
struct c4iw_dev *rhp;
struct c4iw_pd *php;
@@ -202,6 +202,7 @@ static void c4iw_deallocate_pd(struct ib_pd *pd, struct ib_udata *udata)
mutex_lock(&rhp->rdev.stats.lock);
rhp->rdev.stats.pd.cur--;
mutex_unlock(&rhp->rdev.stats.lock);
+ return 0;
}
static int c4iw_allocate_pd(struct ib_pd *pd, struct ib_udata *udata)
@@ -497,8 +498,10 @@ static const struct ib_device_ops c4iw_dev_ops = {
.query_qp = c4iw_ib_query_qp,
.reg_user_mr = c4iw_reg_user_mr,
.req_notify_cq = c4iw_arm_cq,
- INIT_RDMA_OBJ_SIZE(ib_pd, c4iw_pd, ibpd),
+
INIT_RDMA_OBJ_SIZE(ib_cq, c4iw_cq, ibcq),
+ INIT_RDMA_OBJ_SIZE(ib_mw, c4iw_mw, ibmw),
+ INIT_RDMA_OBJ_SIZE(ib_pd, c4iw_pd, ibpd),
INIT_RDMA_OBJ_SIZE(ib_srq, c4iw_srq, ibsrq),
INIT_RDMA_OBJ_SIZE(ib_ucontext, c4iw_ucontext, ibucontext),
};
@@ -567,7 +570,9 @@ void c4iw_register_device(struct work_struct *work)
ret = set_netdevs(&dev->ibdev, &dev->rdev);
if (ret)
goto err_dealloc_ctx;
- ret = ib_register_device(&dev->ibdev, "cxgb4_%d");
+ dma_set_max_seg_size(&dev->rdev.lldi.pdev->dev, UINT_MAX);
+ ret = ib_register_device(&dev->ibdev, "cxgb4_%d",
+ &dev->rdev.lldi.pdev->dev);
if (ret)
goto err_dealloc_ctx;
return;
diff --git a/drivers/infiniband/hw/cxgb4/qp.c b/drivers/infiniband/hw/cxgb4/qp.c
index cbddb20c6121..f20379e4e2ec 100644
--- a/drivers/infiniband/hw/cxgb4/qp.c
+++ b/drivers/infiniband/hw/cxgb4/qp.c
@@ -2797,7 +2797,7 @@ err_free_wr_wait:
return ret;
}
-void c4iw_destroy_srq(struct ib_srq *ibsrq, struct ib_udata *udata)
+int c4iw_destroy_srq(struct ib_srq *ibsrq, struct ib_udata *udata)
{
struct c4iw_dev *rhp;
struct c4iw_srq *srq;
@@ -2813,4 +2813,5 @@ void c4iw_destroy_srq(struct ib_srq *ibsrq, struct ib_udata *udata)
srq->wr_waitp);
c4iw_free_srq_idx(&rhp->rdev, srq->idx);
c4iw_put_wr_wait(srq->wr_waitp);
+ return 0;
}
generated by cgit v1.2.3 (git 2.39.0) at 2024-09-02 03:53:42 +0300