diff --git a/drivers/infiniband/hw/hns/hns_roce_alloc.c b/drivers/infiniband/hw/hns/hns_roce_alloc.c index a74d5d2b30ee5aff785e897edaa34b44827960db..145458e7e1cade98b1908c529df9847139964412 100644 --- a/drivers/infiniband/hw/hns/hns_roce_alloc.c +++ b/drivers/infiniband/hw/hns/hns_roce_alloc.c @@ -254,7 +254,7 @@ int hns_roce_get_umem_bufs(struct hns_roce_dev *hr_dev, dma_addr_t *bufs, void hns_roce_cleanup_bitmap(struct hns_roce_dev *hr_dev) { if (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_XRC) - hns_roce_cleanup_xrcd_table(hr_dev); + ida_destroy(&hr_dev->xrcd_ida.ida); if (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_SRQ) hns_roce_cleanup_srq_table(hr_dev); diff --git a/drivers/infiniband/hw/hns/hns_roce_device.h b/drivers/infiniband/hw/hns/hns_roce_device.h index aab1fdd7f99b210974227c4675f793892c966410..d2796219349bc8b1bbf2a6b2361372948f1e527e 100644 --- a/drivers/infiniband/hw/hns/hns_roce_device.h +++ b/drivers/infiniband/hw/hns/hns_roce_device.h @@ -962,7 +962,7 @@ struct hns_roce_dev { struct hns_roce_cmdq cmd; struct hns_roce_ida pd_ida; - struct hns_roce_bitmap xrcd_bitmap; + struct hns_roce_ida xrcd_ida; struct hns_roce_uar_table uar_table; struct hns_roce_mr_table mr_table; struct hns_roce_cq_table cq_table; @@ -1144,13 +1144,12 @@ void hns_roce_init_mr_table(struct hns_roce_dev *hr_dev); void hns_roce_init_cq_table(struct hns_roce_dev *hr_dev); int hns_roce_init_qp_table(struct hns_roce_dev *hr_dev); int hns_roce_init_srq_table(struct hns_roce_dev *hr_dev); -int hns_roce_init_xrcd_table(struct hns_roce_dev *hr_dev); +void hns_roce_init_xrcd_table(struct hns_roce_dev *hr_dev); void hns_roce_cleanup_eq_table(struct hns_roce_dev *hr_dev); void hns_roce_cleanup_cq_table(struct hns_roce_dev *hr_dev); void hns_roce_cleanup_qp_table(struct hns_roce_dev *hr_dev); void hns_roce_cleanup_srq_table(struct hns_roce_dev *hr_dev); -void hns_roce_cleanup_xrcd_table(struct hns_roce_dev *hr_dev); int hns_roce_bitmap_alloc(struct hns_roce_bitmap *bitmap, unsigned long *obj); void hns_roce_bitmap_free(struct hns_roce_bitmap *bitmap, unsigned long obj); diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c b/drivers/infiniband/hw/hns/hns_roce_main.c index c788df9247575b8ee290f3b5f07f56685311222c..668db1108aaa9e785fb406cbd61fd75a441a4831 100644 --- a/drivers/infiniband/hw/hns/hns_roce_main.c +++ b/drivers/infiniband/hw/hns/hns_roce_main.c @@ -786,14 +786,8 @@ static int hns_roce_setup_hca(struct hns_roce_dev *hr_dev) hns_roce_init_pd_table(hr_dev); - if (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_XRC) { - ret = hns_roce_init_xrcd_table(hr_dev); - if (ret) { - dev_err(dev, "failed to init xrcd table, ret = %d.\n", - ret); - goto err_pd_table_free; - } - } + if (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_XRC) + hns_roce_init_xrcd_table(hr_dev); hns_roce_init_mr_table(hr_dev); @@ -824,9 +818,8 @@ static int hns_roce_setup_hca(struct hns_roce_dev *hr_dev) ida_destroy(&hr_dev->mr_table.mtpt_ida.ida); if (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_XRC) - hns_roce_cleanup_xrcd_table(hr_dev); + ida_destroy(&hr_dev->xrcd_ida.ida); -err_pd_table_free: ida_destroy(&hr_dev->pd_ida.ida); hns_roce_uar_free(hr_dev, &hr_dev->priv_uar); diff --git a/drivers/infiniband/hw/hns/hns_roce_pd.c b/drivers/infiniband/hw/hns/hns_roce_pd.c index c2f67a7fbe022bcb16e87d0437a77b7dfc8eb142..ea566363098564fa4bc3ec9412cfd5ea6d980f4d 100644 --- a/drivers/infiniband/hw/hns/hns_roce_pd.c +++ b/drivers/infiniband/hw/hns/hns_roce_pd.c @@ -134,35 +134,27 @@ void hns_roce_cleanup_uar_table(struct hns_roce_dev *hr_dev) static int hns_roce_xrcd_alloc(struct hns_roce_dev *hr_dev, u32 *xrcdn) { - unsigned long obj; - int ret; - - ret = hns_roce_bitmap_alloc(&hr_dev->xrcd_bitmap, &obj); - if (ret) - return ret; + struct hns_roce_ida *xrcd_ida = &hr_dev->xrcd_ida; + int id; - *xrcdn = obj; + id = ida_alloc_range(&xrcd_ida->ida, xrcd_ida->min, xrcd_ida->max, + GFP_KERNEL); + if (id < 0) { + ibdev_err(&hr_dev->ib_dev, "failed to alloc xrcdn(%d).\n", id); + return -ENOMEM; + } + *xrcdn = (u32)id; return 0; } -static void hns_roce_xrcd_free(struct hns_roce_dev *hr_dev, - u32 xrcdn) +void hns_roce_init_xrcd_table(struct hns_roce_dev *hr_dev) { - hns_roce_bitmap_free(&hr_dev->xrcd_bitmap, xrcdn); -} + struct hns_roce_ida *xrcd_ida = &hr_dev->xrcd_ida; -int hns_roce_init_xrcd_table(struct hns_roce_dev *hr_dev) -{ - return hns_roce_bitmap_init(&hr_dev->xrcd_bitmap, - hr_dev->caps.num_xrcds, - hr_dev->caps.num_xrcds - 1, - hr_dev->caps.reserved_xrcds, 0); -} - -void hns_roce_cleanup_xrcd_table(struct hns_roce_dev *hr_dev) -{ - hns_roce_bitmap_cleanup(&hr_dev->xrcd_bitmap); + ida_init(&xrcd_ida->ida); + xrcd_ida->max = hr_dev->caps.num_xrcds - 1; + xrcd_ida->min = hr_dev->caps.reserved_xrcds; } int hns_roce_alloc_xrcd(struct ib_xrcd *ib_xrcd, struct ib_udata *udata) @@ -175,18 +167,18 @@ int hns_roce_alloc_xrcd(struct ib_xrcd *ib_xrcd, struct ib_udata *udata) return -EINVAL; ret = hns_roce_xrcd_alloc(hr_dev, &xrcd->xrcdn); - if (ret) { - dev_err(hr_dev->dev, "failed to alloc xrcdn, ret = %d.\n", ret); + if (ret) return ret; - } return 0; } int hns_roce_dealloc_xrcd(struct ib_xrcd *ib_xrcd, struct ib_udata *udata) { - hns_roce_xrcd_free(to_hr_dev(ib_xrcd->device), - to_hr_xrcd(ib_xrcd)->xrcdn); + struct hns_roce_dev *hr_dev = to_hr_dev(ib_xrcd->device); + u32 xrcdn = to_hr_xrcd(ib_xrcd)->xrcdn; + + ida_free(&hr_dev->xrcd_ida.ida, (int)xrcdn); return 0; }