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RDMA/bnxt_re: Query HWRM Interface version from FW

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Get HWRM interface major, minor, build and patch version from FW for
checking the FW/Driver compatibility.

Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Selvin Xavier 2018-12-12 01:56:23 -08:00 committed by Jason Gunthorpe
parent 8036e90f92
commit 2b827ea192
2 changed files with 32 additions and 0 deletions
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31
drivers/infiniband/hw/bnxt_re/main.c
View File

@ -1197,6 +1197,35 @@ static int bnxt_re_setup_qos(struct bnxt_re_dev *rdev)
return 0;
}
static void bnxt_re_query_hwrm_intf_version(struct bnxt_re_dev *rdev)
{
struct bnxt_en_dev *en_dev = rdev->en_dev;
struct hwrm_ver_get_output resp = {0};
struct hwrm_ver_get_input req = {0};
struct bnxt_fw_msg fw_msg;
int rc = 0;
memset(&fw_msg, 0, sizeof(fw_msg));
bnxt_re_init_hwrm_hdr(rdev, (void *)&req,
HWRM_VER_GET, -1, -1);
req.hwrm_intf_maj = HWRM_VERSION_MAJOR;
req.hwrm_intf_min = HWRM_VERSION_MINOR;
req.hwrm_intf_upd = HWRM_VERSION_UPDATE;
bnxt_re_fill_fw_msg(&fw_msg, (void *)&req, sizeof(req), (void *)&resp,
sizeof(resp), DFLT_HWRM_CMD_TIMEOUT);
rc = en_dev->en_ops->bnxt_send_fw_msg(en_dev, BNXT_ROCE_ULP, &fw_msg);
if (rc) {
dev_err(rdev_to_dev(rdev),
"Failed to query HW version, rc = 0x%x", rc);
return;
}
rdev->qplib_ctx.hwrm_intf_ver =
(u64)resp.hwrm_intf_major << 48 |
(u64)resp.hwrm_intf_minor << 32 |
(u64)resp.hwrm_intf_build << 16 |
resp.hwrm_intf_patch;
}
static void bnxt_re_ib_unreg(struct bnxt_re_dev *rdev)
{
int rc;
@ -1279,6 +1308,8 @@ static int bnxt_re_ib_reg(struct bnxt_re_dev *rdev)
}
set_bit(BNXT_RE_FLAG_GOT_MSIX, &rdev->flags);
bnxt_re_query_hwrm_intf_version(rdev);
/* Establish RCFW Communication Channel to initialize the context
* memory for the function and all child VFs
*/

1
drivers/infiniband/hw/bnxt_re/qplib_res.h
View File

@ -177,6 +177,7 @@ struct bnxt_qplib_ctx {
struct bnxt_qplib_hwq tqm_tbl[MAX_TQM_ALLOC_REQ];
struct bnxt_qplib_stats stats;
struct bnxt_qplib_vf_res vf_res;
u64 hwrm_intf_ver;
};
struct bnxt_qplib_res {