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ocrdma: Support ib_alloc_mr verb

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Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Sagi Grimberg 2015-07-30 10:32:43 +03:00 committed by Doug Ledford
parent 679e34d1d0
commit cacb7d59be
3 changed files with 12 additions and 5 deletions
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2
drivers/infiniband/hw/ocrdma/ocrdma_main.c
View File

@ -309,7 +309,7 @@ static int ocrdma_register_device(struct ocrdma_dev *dev)
dev->ibdev.dereg_mr = ocrdma_dereg_mr; dev->ibdev.dereg_mr = ocrdma_dereg_mr;
dev->ibdev.reg_user_mr = ocrdma_reg_user_mr; dev->ibdev.reg_user_mr = ocrdma_reg_user_mr;
dev->ibdev.alloc_fast_reg_mr = ocrdma_alloc_frmr; dev->ibdev.alloc_mr = ocrdma_alloc_mr;
dev->ibdev.alloc_fast_reg_page_list = ocrdma_alloc_frmr_page_list; dev->ibdev.alloc_fast_reg_page_list = ocrdma_alloc_frmr_page_list;
dev->ibdev.free_fast_reg_page_list = ocrdma_free_frmr_page_list; dev->ibdev.free_fast_reg_page_list = ocrdma_free_frmr_page_list;

11
drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
View File

@ -2998,21 +2998,26 @@ int ocrdma_arm_cq(struct ib_cq *ibcq, enum ib_cq_notify_flags cq_flags)
return 0; return 0;
} }
struct ib_mr *ocrdma_alloc_frmr(struct ib_pd *ibpd, int max_page_list_len) struct ib_mr *ocrdma_alloc_mr(struct ib_pd *ibpd,
enum ib_mr_type mr_type,
u32 max_num_sg)
{ {
int status; int status;
struct ocrdma_mr *mr; struct ocrdma_mr *mr;
struct ocrdma_pd *pd = get_ocrdma_pd(ibpd); struct ocrdma_pd *pd = get_ocrdma_pd(ibpd);
struct ocrdma_dev *dev = get_ocrdma_dev(ibpd->device); struct ocrdma_dev *dev = get_ocrdma_dev(ibpd->device);
if (max_page_list_len > dev->attr.max_pages_per_frmr) if (mr_type != IB_MR_TYPE_MEM_REG)
return ERR_PTR(-EINVAL);
if (max_num_sg > dev->attr.max_pages_per_frmr)
return ERR_PTR(-EINVAL); return ERR_PTR(-EINVAL);
mr = kzalloc(sizeof(*mr), GFP_KERNEL); mr = kzalloc(sizeof(*mr), GFP_KERNEL);
if (!mr) if (!mr)
return ERR_PTR(-ENOMEM); return ERR_PTR(-ENOMEM);
status = ocrdma_get_pbl_info(dev, mr, max_page_list_len); status = ocrdma_get_pbl_info(dev, mr, max_num_sg);
if (status) if (status)
goto pbl_err; goto pbl_err;
mr->hwmr.fr_mr = 1; mr->hwmr.fr_mr = 1;

4
drivers/infiniband/hw/ocrdma/ocrdma_verbs.h
View File

@ -111,7 +111,9 @@ struct ib_mr *ocrdma_reg_kernel_mr(struct ib_pd *,
int num_phys_buf, int acc, u64 *iova_start); int num_phys_buf, int acc, u64 *iova_start);
struct ib_mr *ocrdma_reg_user_mr(struct ib_pd *, u64 start, u64 length, struct ib_mr *ocrdma_reg_user_mr(struct ib_pd *, u64 start, u64 length,
u64 virt, int acc, struct ib_udata *); u64 virt, int acc, struct ib_udata *);
struct ib_mr *ocrdma_alloc_frmr(struct ib_pd *pd, int max_page_list_len); struct ib_mr *ocrdma_alloc_mr(struct ib_pd *pd,
enum ib_mr_type mr_type,
u32 max_num_sg);
struct ib_fast_reg_page_list *ocrdma_alloc_frmr_page_list(struct ib_device struct ib_fast_reg_page_list *ocrdma_alloc_frmr_page_list(struct ib_device
*ibdev, *ibdev,
int page_list_len); int page_list_len);