diff options
Diffstat (limited to 'drivers/infiniband/hw/cxgb3/iwch_mem.c')
-rw-r--r-- | drivers/infiniband/hw/cxgb3/iwch_mem.c | 101 |
1 files changed, 0 insertions, 101 deletions
diff --git a/drivers/infiniband/hw/cxgb3/iwch_mem.c b/drivers/infiniband/hw/cxgb3/iwch_mem.c deleted file mode 100644 index ce0f2741821d..000000000000 --- a/drivers/infiniband/hw/cxgb3/iwch_mem.c +++ /dev/null @@ -1,101 +0,0 @@ -/* - * Copyright (c) 2006 Chelsio, 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 <linux/slab.h> -#include <asm/byteorder.h> - -#include <rdma/iw_cm.h> -#include <rdma/ib_verbs.h> - -#include "cxio_hal.h" -#include "cxio_resource.h" -#include "iwch.h" -#include "iwch_provider.h" - -static int iwch_finish_mem_reg(struct iwch_mr *mhp, u32 stag) -{ - u32 mmid; - - mhp->attr.state = 1; - mhp->attr.stag = stag; - mmid = stag >> 8; - mhp->ibmr.rkey = mhp->ibmr.lkey = stag; - pr_debug("%s mmid 0x%x mhp %p\n", __func__, mmid, mhp); - return xa_insert_irq(&mhp->rhp->mrs, mmid, mhp, GFP_KERNEL); -} - -int iwch_register_mem(struct iwch_dev *rhp, struct iwch_pd *php, - struct iwch_mr *mhp, int shift) -{ - u32 stag; - int ret; - - if (cxio_register_phys_mem(&rhp->rdev, - &stag, mhp->attr.pdid, - mhp->attr.perms, - mhp->attr.zbva, - mhp->attr.va_fbo, - mhp->attr.len, - shift - 12, - mhp->attr.pbl_size, mhp->attr.pbl_addr)) - return -ENOMEM; - - ret = iwch_finish_mem_reg(mhp, stag); - if (ret) - cxio_dereg_mem(&rhp->rdev, mhp->attr.stag, mhp->attr.pbl_size, - mhp->attr.pbl_addr); - return ret; -} - -int iwch_alloc_pbl(struct iwch_mr *mhp, int npages) -{ - mhp->attr.pbl_addr = cxio_hal_pblpool_alloc(&mhp->rhp->rdev, - npages << 3); - - if (!mhp->attr.pbl_addr) - return -ENOMEM; - - mhp->attr.pbl_size = npages; - - return 0; -} - -void iwch_free_pbl(struct iwch_mr *mhp) -{ - cxio_hal_pblpool_free(&mhp->rhp->rdev, mhp->attr.pbl_addr, - mhp->attr.pbl_size << 3); -} - -int iwch_write_pbl(struct iwch_mr *mhp, __be64 *pages, int npages, int offset) -{ - return cxio_write_pbl(&mhp->rhp->rdev, pages, - mhp->attr.pbl_addr + (offset << 3), npages); -} |