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45b268543a
Fix 'enum rdma_driver_id' to preserve other driver values before that
RDMA_DRIVER_CXGB3 was deleted. As this value is UAPI we can't affect
other values as of a deletion of one driver id.
Fixes: 30e0f6cf5a ("RDMA/iw_cxgb3: Remove the iw_cxgb3 module from kernel")
Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Link: https://lore.kernel.org/r/20191015075419.18185-2-leon@kernel.org
Signed-off-by: Doug Ledford <dledford@redhat.com>
88 lines
2.5 KiB
C
88 lines
2.5 KiB
C
/*
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* Copyright (c) 2018, Mellanox Technologies inc. All rights reserved.
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* OpenIB.org BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef RDMA_USER_IOCTL_CMDS_H
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#define RDMA_USER_IOCTL_CMDS_H
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#include <linux/types.h>
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#include <linux/ioctl.h>
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/* Documentation/ioctl/ioctl-number.rst */
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#define RDMA_IOCTL_MAGIC 0x1b
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#define RDMA_VERBS_IOCTL \
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_IOWR(RDMA_IOCTL_MAGIC, 1, struct ib_uverbs_ioctl_hdr)
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enum {
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/* User input */
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UVERBS_ATTR_F_MANDATORY = 1U << 0,
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/*
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* Valid output bit should be ignored and considered set in
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* mandatory fields. This bit is kernel output.
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*/
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UVERBS_ATTR_F_VALID_OUTPUT = 1U << 1,
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};
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struct ib_uverbs_attr {
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__u16 attr_id; /* command specific type attribute */
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__u16 len; /* only for pointers and IDRs array */
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__u16 flags; /* combination of UVERBS_ATTR_F_XXXX */
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union {
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struct {
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__u8 elem_id;
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__u8 reserved;
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} enum_data;
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__u16 reserved;
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} attr_data;
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union {
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/*
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* ptr to command, inline data, idr/fd or
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* ptr to __u32 array of IDRs
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*/
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__aligned_u64 data;
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/* Used by FD_IN and FD_OUT */
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__s64 data_s64;
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};
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};
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struct ib_uverbs_ioctl_hdr {
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__u16 length;
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__u16 object_id;
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__u16 method_id;
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__u16 num_attrs;
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__aligned_u64 reserved1;
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__u32 driver_id;
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__u32 reserved2;
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struct ib_uverbs_attr attrs[0];
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};
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#endif
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