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RDMA/vmw_pvrdma: Update device query parameters and port caps 

Added support for two device caps - max_sge_rd, max_fast_reg_page_list_len
and the IP_BASED_GIDS port cap flag.

Reviewed-by: Jorgen Hansen <jhansen@vmware.com>
Reviewed-by: Bryan Tan <bryantan@vmware.com>
Reviewed-by: Aditya Sarwade <asarwade@vmware.com>
Signed-off-by: Adit Ranadive <aditr@vmware.com>
Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Adit Ranadive 2017-08-22 23:19:01 -07:00 committed by Doug Ledford
parent 05297b66ad
commit a31a2a3b27
2 changed files with 17 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
drivers/infiniband/hw/vmw_pvrdma/pvrdma_dev_api.h
View File

@ -149,6 +149,13 @@
((_dev->dsr->caps.mode == PVRDMA_DEVICE_MODE_ROCE) && \
(PVRDMA_IS_VERSION17(_dev) || PVRDMA_IS_VERSION18(_dev)))
/*
* Get capability values based on device version.
*/
#define PVRDMA_GET_CAP(_dev, _old_val, _val) \
((PVRDMA_IS_VERSION18(_dev)) ? _val : _old_val)
enum pvrdma_pci_resource {
PVRDMA_PCI_RESOURCE_MSIX, /* BAR0: MSI-X, MMIO. */
PVRDMA_PCI_RESOURCE_REG, /* BAR1: Registers, MMIO. */
@ -251,7 +258,7 @@ struct pvrdma_device_caps {
u8 atomic_ops; /* PVRDMA_ATOMIC_OP_* bits */
u8 bmme_flags; /* FRWR Mem Mgmt Extensions */
u8 gid_types; /* PVRDMA_GID_TYPE_FLAG_ */
u8 reserved[4];
u32 max_fast_reg_page_list_len;
};
struct pvrdma_ring_page_info {

9
drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c
View File

@ -83,6 +83,8 @@ int pvrdma_query_device(struct ib_device *ibdev,
props->max_qp_wr = dev->dsr->caps.max_qp_wr;
props->device_cap_flags = dev->dsr->caps.device_cap_flags;
props->max_sge = dev->dsr->caps.max_sge;
props->max_sge_rd = PVRDMA_GET_CAP(dev, dev->dsr->caps.max_sge,
dev->dsr->caps.max_sge_rd);
props->max_cq = dev->dsr->caps.max_cq;
props->max_cqe = dev->dsr->caps.max_cqe;
props->max_mr = dev->dsr->caps.max_mr;
@ -101,8 +103,14 @@ int pvrdma_query_device(struct ib_device *ibdev,
(dev->dsr->caps.bmme_flags & PVRDMA_BMME_FLAG_REMOTE_INV) &&
(dev->dsr->caps.bmme_flags & PVRDMA_BMME_FLAG_FAST_REG_WR)) {
props->device_cap_flags |= IB_DEVICE_MEM_MGT_EXTENSIONS;
props->max_fast_reg_page_list_len = PVRDMA_GET_CAP(dev,
PVRDMA_MAX_FAST_REG_PAGES,
dev->dsr->caps.max_fast_reg_page_list_len);
}
props->device_cap_flags |= IB_DEVICE_PORT_ACTIVE_EVENT |
IB_DEVICE_RC_RNR_NAK_GEN;
return 0;
}
@ -143,6 +151,7 @@ int pvrdma_query_port(struct ib_device *ibdev, u8 port,
props->gid_tbl_len = resp->attrs.gid_tbl_len;
props->port_cap_flags =
pvrdma_port_cap_flags_to_ib(resp->attrs.port_cap_flags);
props->port_cap_flags |= IB_PORT_CM_SUP | IB_PORT_IP_BASED_GIDS;
props->max_msg_sz = resp->attrs.max_msg_sz;
props->bad_pkey_cntr = resp->attrs.bad_pkey_cntr;
props->qkey_viol_cntr = resp->attrs.qkey_viol_cntr;