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net/mlx4_en: break out tx_desc write into separate function

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In preparation for writing the tx descriptor from multiple functions,
create a helper for both normal and blueflame access.

Signed-off-by: Brenden Blanco <bblanco@plumgrid.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Brenden Blanco
2016-07-19 12:16:54 -07:00
committed by David S. Miller
parent 6ce96ca348
commit 224e92e02a
3 changed files with 92 additions and 71 deletions
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18
include/linux/mlx4/qp.h
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@@ -291,16 +291,18 @@ enum {
MLX4_WQE_CTRL_FORCE_LOOPBACK = 1 << 0,
};
union mlx4_wqe_qpn_vlan {
struct {
__be16 vlan_tag;
u8 ins_vlan;
u8 fence_size;
};
__be32 bf_qpn;
};
struct mlx4_wqe_ctrl_seg {
__be32 owner_opcode;
union {
struct {
__be16 vlan_tag;
u8 ins_vlan;
u8 fence_size;
};
__be32 bf_qpn;
};
union mlx4_wqe_qpn_vlan qpn_vlan;
/*
* High 24 bits are SRC remote buffer; low 8 bits are flags:
* [7] SO (strong ordering)