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RDMA/hns: Support to query firmware version 

Implement the ops named get_dev_fw_str to support ib_get_device_fw_str().

Link: https://lore.kernel.org/r/1615882161-53827-1-git-send-email-liweihang@huawei.com
Signed-off-by: Lang Cheng <chenglang@huawei.com>
Signed-off-by: Weihang Li <liweihang@huawei.com>
Reviewed-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
This commit is contained in:
Lang Cheng 2021-03-16 16:09:21 +08:00 committed by Jason Gunthorpe
parent ad50294d4d
commit 847d19a451
1 changed files with 14 additions and 0 deletions
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14
drivers/infiniband/hw/hns/hns_roce_main.c
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@ -394,6 +394,19 @@ static void hns_roce_disassociate_ucontext(struct ib_ucontext *ibcontext)
{
}
static void hns_roce_get_fw_ver(struct ib_device *device, char *str)
{
u64 fw_ver = to_hr_dev(device)->caps.fw_ver;
unsigned int major, minor, sub_minor;
major = upper_32_bits(fw_ver);
minor = high_16_bits(lower_32_bits(fw_ver));
sub_minor = low_16_bits(fw_ver);
snprintf(str, IB_FW_VERSION_NAME_MAX, "%u.%u.%04u", major, minor,
sub_minor);
}
static void hns_roce_unregister_device(struct hns_roce_dev *hr_dev)
{
struct hns_roce_ib_iboe *iboe = &hr_dev->iboe;
@ -409,6 +422,7 @@ static const struct ib_device_ops hns_roce_dev_ops = {
.uverbs_abi_ver = 1,
.uverbs_no_driver_id_binding = 1,
.get_dev_fw_str = hns_roce_get_fw_ver,
.add_gid = hns_roce_add_gid,
.alloc_pd = hns_roce_alloc_pd,
.alloc_ucontext = hns_roce_alloc_ucontext,