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RDMA/ocrdma: Fix the max_sge reported from FW 

Current driver is reporting wrong values for max_sge and
max_sge_rd in query_device. This breaks the nfs rdma and iser
in some device profiles. Fixing the driver to report
correct values from FW.

Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com>
Signed-off-by: Devesh Sharma <devesh.sharma@broadcom.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
hifive-unleashed-5.1
Selvin Xavier 2016-08-24 01:17:41 -04:00 committed by Doug Ledford
parent 433c58139f
commit 3c199b4523
3 changed files with 17 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
drivers/infiniband/hw/ocrdma/ocrdma_hw.c
View File

@ -1156,18 +1156,18 @@ static void ocrdma_get_attr(struct ocrdma_dev *dev,
attr->max_srq =
(rsp->max_srq_rpir_qps & OCRDMA_MBX_QUERY_CFG_MAX_SRQ_MASK) >>
OCRDMA_MBX_QUERY_CFG_MAX_SRQ_OFFSET;
attr->max_send_sge = ((rsp->max_write_send_sge &
attr->max_send_sge = ((rsp->max_recv_send_sge &
OCRDMA_MBX_QUERY_CFG_MAX_SEND_SGE_MASK) >>
OCRDMA_MBX_QUERY_CFG_MAX_SEND_SGE_SHIFT);
attr->max_recv_sge = (rsp->max_write_send_sge &
OCRDMA_MBX_QUERY_CFG_MAX_SEND_SGE_MASK) >>
OCRDMA_MBX_QUERY_CFG_MAX_SEND_SGE_SHIFT;
attr->max_recv_sge = (rsp->max_recv_send_sge &
OCRDMA_MBX_QUERY_CFG_MAX_RECV_SGE_MASK) >>
OCRDMA_MBX_QUERY_CFG_MAX_RECV_SGE_SHIFT;
attr->max_srq_sge = (rsp->max_srq_rqe_sge &
OCRDMA_MBX_QUERY_CFG_MAX_SRQ_SGE_MASK) >>
OCRDMA_MBX_QUERY_CFG_MAX_SRQ_SGE_OFFSET;
attr->max_rdma_sge = (rsp->max_write_send_sge &
OCRDMA_MBX_QUERY_CFG_MAX_WRITE_SGE_MASK) >>
OCRDMA_MBX_QUERY_CFG_MAX_WRITE_SGE_SHIFT;
attr->max_rdma_sge = (rsp->max_wr_rd_sge &
OCRDMA_MBX_QUERY_CFG_MAX_RD_SGE_MASK) >>
OCRDMA_MBX_QUERY_CFG_MAX_RD_SGE_SHIFT;
attr->max_ord_per_qp = (rsp->max_ird_ord_per_qp &
OCRDMA_MBX_QUERY_CFG_MAX_ORD_PER_QP_MASK) >>
OCRDMA_MBX_QUERY_CFG_MAX_ORD_PER_QP_SHIFT;

12
drivers/infiniband/hw/ocrdma/ocrdma_sli.h
View File

@ -554,9 +554,9 @@ enum {
OCRDMA_MBX_QUERY_CFG_L3_TYPE_MASK = 0x18,
OCRDMA_MBX_QUERY_CFG_MAX_SEND_SGE_SHIFT = 0,
OCRDMA_MBX_QUERY_CFG_MAX_SEND_SGE_MASK = 0xFFFF,
OCRDMA_MBX_QUERY_CFG_MAX_WRITE_SGE_SHIFT = 16,
OCRDMA_MBX_QUERY_CFG_MAX_WRITE_SGE_MASK = 0xFFFF <<
OCRDMA_MBX_QUERY_CFG_MAX_WRITE_SGE_SHIFT,
OCRDMA_MBX_QUERY_CFG_MAX_RECV_SGE_SHIFT = 16,
OCRDMA_MBX_QUERY_CFG_MAX_RECV_SGE_MASK = 0xFFFF <<
OCRDMA_MBX_QUERY_CFG_MAX_RECV_SGE_SHIFT,
OCRDMA_MBX_QUERY_CFG_MAX_ORD_PER_QP_SHIFT = 0,
OCRDMA_MBX_QUERY_CFG_MAX_ORD_PER_QP_MASK = 0xFFFF,
@ -612,6 +612,8 @@ enum {
OCRDMA_MBX_QUERY_CFG_MAX_SRQ_SGE_OFFSET = 0,
OCRDMA_MBX_QUERY_CFG_MAX_SRQ_SGE_MASK = 0xFFFF <<
OCRDMA_MBX_QUERY_CFG_MAX_SRQ_SGE_OFFSET,
OCRDMA_MBX_QUERY_CFG_MAX_RD_SGE_SHIFT = 0,
OCRDMA_MBX_QUERY_CFG_MAX_RD_SGE_MASK = 0xFFFF,
};
struct ocrdma_mbx_query_config {
@ -619,7 +621,7 @@ struct ocrdma_mbx_query_config {
struct ocrdma_mbx_rsp rsp;
u32 qp_srq_cq_ird_ord;
u32 max_pd_ca_ack_delay;
u32 max_write_send_sge;
u32 max_recv_send_sge;
u32 max_ird_ord_per_qp;
u32 max_shared_ird_ord;
u32 max_mr;
@ -639,6 +641,8 @@ struct ocrdma_mbx_query_config {
u32 max_wqes_rqes_per_q;
u32 max_cq_cqes_per_cq;
u32 max_srq_rqe_sge;
u32 max_wr_rd_sge;
u32 ird_pgsz_num_pages;
};
struct ocrdma_fw_ver_rsp {

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

@ -125,8 +125,8 @@ int ocrdma_query_device(struct ib_device *ibdev, struct ib_device_attr *attr,
IB_DEVICE_SYS_IMAGE_GUID |
IB_DEVICE_LOCAL_DMA_LKEY |
IB_DEVICE_MEM_MGT_EXTENSIONS;
attr->max_sge = dev->attr.max_send_sge;
attr->max_sge_rd = attr->max_sge;
attr->max_sge = min(dev->attr.max_send_sge, dev->attr.max_recv_sge);
attr->max_sge_rd = dev->attr.max_rdma_sge;
attr->max_cq = dev->attr.max_cq;
attr->max_cqe = dev->attr.max_cqe;
attr->max_mr = dev->attr.max_mr;