Commit eb27bf04 authored by Lang Cheng's avatar Lang Cheng Committed by Zheng Zengkai
Browse files

RDMA/hns: Support to query firmware version 

mainline inclusion
from mainline-v5.13-rc1
commit 847d19a4
category: feature
bugzilla: 174002
CVE:NA

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=847d19a451465304f54d69b5be97baecc86c3617

----------------------------------------------------------------------

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: default avatarLang Cheng <chenglang@huawei.com>
Signed-off-by: default avatarWeihang Li <liweihang@huawei.com>
Reviewed-by: default avatarLeon Romanovsky <leonro@nvidia.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@nvidia.com>
Signed-off-by: default avatarwangsirong <wangsirong@huawei.com>
Reviewed-by: default avatarChunZhi Hu <huchunzhi@huawei.com>
Signed-off-by: default avatarZheng Zengkai <zhengzengkai@huawei.com>
parent d3b33dff

drivers/infiniband/hw/hns/hns_roce_main.c

+14 −0
Original line number Diff line number Diff line
@@ -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,